102ac6454SAndrew Thompson /* $FreeBSD$ */ 202ac6454SAndrew Thompson /*- 35d38a4d4SEd Schouten * Copyright (c) 2008 Hans Petter Selasky <hselasky@FreeBSD.org> 402ac6454SAndrew Thompson * All rights reserved. 502ac6454SAndrew Thompson * 602ac6454SAndrew Thompson * Redistribution and use in source and binary forms, with or without 702ac6454SAndrew Thompson * modification, are permitted provided that the following conditions 802ac6454SAndrew Thompson * are met: 902ac6454SAndrew Thompson * 1. Redistributions of source code must retain the above copyright 1002ac6454SAndrew Thompson * notice, this list of conditions and the following disclaimer. 1102ac6454SAndrew Thompson * 2. Redistributions in binary form must reproduce the above copyright 1202ac6454SAndrew Thompson * notice, this list of conditions and the following disclaimer in the 1302ac6454SAndrew Thompson * documentation and/or other materials provided with the distribution. 1402ac6454SAndrew Thompson * 1502ac6454SAndrew Thompson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1602ac6454SAndrew Thompson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1702ac6454SAndrew Thompson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 1802ac6454SAndrew Thompson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 1902ac6454SAndrew Thompson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2002ac6454SAndrew Thompson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2102ac6454SAndrew Thompson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2202ac6454SAndrew Thompson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2302ac6454SAndrew Thompson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2402ac6454SAndrew Thompson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2502ac6454SAndrew Thompson * SUCH DAMAGE. 2602ac6454SAndrew Thompson */ 2702ac6454SAndrew Thompson 2802ac6454SAndrew Thompson /* 2902ac6454SAndrew Thompson * This file contains the driver for the USS820 series USB Device 3002ac6454SAndrew Thompson * Controller 3102ac6454SAndrew Thompson * 32fde87526SAndrew Thompson * NOTE: The datasheet does not document everything. 3302ac6454SAndrew Thompson */ 3402ac6454SAndrew Thompson 35d2b99310SHans Petter Selasky #ifdef USB_GLOBAL_INCLUDE_FILE 36d2b99310SHans Petter Selasky #include USB_GLOBAL_INCLUDE_FILE 37d2b99310SHans Petter Selasky #else 38ed6d949aSAndrew Thompson #include <sys/stdint.h> 39ed6d949aSAndrew Thompson #include <sys/stddef.h> 40ed6d949aSAndrew Thompson #include <sys/param.h> 41ed6d949aSAndrew Thompson #include <sys/queue.h> 42ed6d949aSAndrew Thompson #include <sys/types.h> 43ed6d949aSAndrew Thompson #include <sys/systm.h> 44ed6d949aSAndrew Thompson #include <sys/kernel.h> 45ed6d949aSAndrew Thompson #include <sys/bus.h> 46ed6d949aSAndrew Thompson #include <sys/module.h> 47ed6d949aSAndrew Thompson #include <sys/lock.h> 48ed6d949aSAndrew Thompson #include <sys/mutex.h> 49ed6d949aSAndrew Thompson #include <sys/condvar.h> 50ed6d949aSAndrew Thompson #include <sys/sysctl.h> 51ed6d949aSAndrew Thompson #include <sys/sx.h> 52ed6d949aSAndrew Thompson #include <sys/unistd.h> 53ed6d949aSAndrew Thompson #include <sys/callout.h> 54ed6d949aSAndrew Thompson #include <sys/malloc.h> 55ed6d949aSAndrew Thompson #include <sys/priv.h> 56ed6d949aSAndrew Thompson 5702ac6454SAndrew Thompson #include <dev/usb/usb.h> 58ed6d949aSAndrew Thompson #include <dev/usb/usbdi.h> 5902ac6454SAndrew Thompson 6002ac6454SAndrew Thompson #define USB_DEBUG_VAR uss820dcidebug 6102ac6454SAndrew Thompson 6202ac6454SAndrew Thompson #include <dev/usb/usb_core.h> 6302ac6454SAndrew Thompson #include <dev/usb/usb_debug.h> 6402ac6454SAndrew Thompson #include <dev/usb/usb_busdma.h> 6502ac6454SAndrew Thompson #include <dev/usb/usb_process.h> 6602ac6454SAndrew Thompson #include <dev/usb/usb_transfer.h> 6702ac6454SAndrew Thompson #include <dev/usb/usb_device.h> 6802ac6454SAndrew Thompson #include <dev/usb/usb_hub.h> 6902ac6454SAndrew Thompson #include <dev/usb/usb_util.h> 7002ac6454SAndrew Thompson 7102ac6454SAndrew Thompson #include <dev/usb/usb_controller.h> 7202ac6454SAndrew Thompson #include <dev/usb/usb_bus.h> 73d2b99310SHans Petter Selasky #endif /* USB_GLOBAL_INCLUDE_FILE */ 74d2b99310SHans Petter Selasky 7502ac6454SAndrew Thompson #include <dev/usb/controller/uss820dci.h> 7602ac6454SAndrew Thompson 7702ac6454SAndrew Thompson #define USS820_DCI_BUS2SC(bus) \ 7802ac6454SAndrew Thompson ((struct uss820dci_softc *)(((uint8_t *)(bus)) - \ 79578d0effSAndrew Thompson ((uint8_t *)&(((struct uss820dci_softc *)0)->sc_bus)))) 8002ac6454SAndrew Thompson 8102ac6454SAndrew Thompson #define USS820_DCI_PC2SC(pc) \ 82bdc081c6SAndrew Thompson USS820_DCI_BUS2SC(USB_DMATAG_TO_XROOT((pc)->tag_parent)->bus) 8302ac6454SAndrew Thompson 84b850ecc1SAndrew Thompson #ifdef USB_DEBUG 8502ac6454SAndrew Thompson static int uss820dcidebug = 0; 8602ac6454SAndrew Thompson 876472ac3dSEd Schouten static SYSCTL_NODE(_hw_usb, OID_AUTO, uss820dci, CTLFLAG_RW, 0, 886472ac3dSEd Schouten "USB uss820dci"); 899360ae40SAndrew Thompson SYSCTL_INT(_hw_usb_uss820dci, OID_AUTO, debug, CTLFLAG_RW, 9002ac6454SAndrew Thompson &uss820dcidebug, 0, "uss820dci debug level"); 9102ac6454SAndrew Thompson #endif 9202ac6454SAndrew Thompson 9302ac6454SAndrew Thompson #define USS820_DCI_INTR_ENDPT 1 9402ac6454SAndrew Thompson 9502ac6454SAndrew Thompson /* prototypes */ 9602ac6454SAndrew Thompson 97*e892b3feSHans Petter Selasky static const struct usb_bus_methods uss820dci_bus_methods; 98*e892b3feSHans Petter Selasky static const struct usb_pipe_methods uss820dci_device_bulk_methods; 99*e892b3feSHans Petter Selasky static const struct usb_pipe_methods uss820dci_device_ctrl_methods; 100*e892b3feSHans Petter Selasky static const struct usb_pipe_methods uss820dci_device_intr_methods; 101*e892b3feSHans Petter Selasky static const struct usb_pipe_methods uss820dci_device_isoc_fs_methods; 10202ac6454SAndrew Thompson 10302ac6454SAndrew Thompson static uss820dci_cmd_t uss820dci_setup_rx; 10402ac6454SAndrew Thompson static uss820dci_cmd_t uss820dci_data_rx; 10502ac6454SAndrew Thompson static uss820dci_cmd_t uss820dci_data_tx; 10602ac6454SAndrew Thompson static uss820dci_cmd_t uss820dci_data_tx_sync; 107e0a69b51SAndrew Thompson static void uss820dci_device_done(struct usb_xfer *, usb_error_t); 108760bc48eSAndrew Thompson static void uss820dci_do_poll(struct usb_bus *); 109760bc48eSAndrew Thompson static void uss820dci_standard_done(struct usb_xfer *); 110760bc48eSAndrew Thompson static void uss820dci_intr_set(struct usb_xfer *, uint8_t); 11102ac6454SAndrew Thompson static void uss820dci_update_shared_1(struct uss820dci_softc *, uint8_t, 11202ac6454SAndrew Thompson uint8_t, uint8_t); 11339307315SAndrew Thompson static void uss820dci_root_intr(struct uss820dci_softc *); 11402ac6454SAndrew Thompson 11502ac6454SAndrew Thompson /* 11602ac6454SAndrew Thompson * Here is a list of what the USS820D chip can support. The main 11702ac6454SAndrew Thompson * limitation is that the sum of the buffer sizes must be less than 11802ac6454SAndrew Thompson * 1120 bytes. 11902ac6454SAndrew Thompson */ 120760bc48eSAndrew Thompson static const struct usb_hw_ep_profile 12102ac6454SAndrew Thompson uss820dci_ep_profile[] = { 12202ac6454SAndrew Thompson 12302ac6454SAndrew Thompson [0] = { 12402ac6454SAndrew Thompson .max_in_frame_size = 32, 12502ac6454SAndrew Thompson .max_out_frame_size = 32, 12602ac6454SAndrew Thompson .is_simplex = 0, 12702ac6454SAndrew Thompson .support_control = 1, 12802ac6454SAndrew Thompson }, 12902ac6454SAndrew Thompson [1] = { 13002ac6454SAndrew Thompson .max_in_frame_size = 64, 13102ac6454SAndrew Thompson .max_out_frame_size = 64, 13202ac6454SAndrew Thompson .is_simplex = 0, 13302ac6454SAndrew Thompson .support_multi_buffer = 1, 13402ac6454SAndrew Thompson .support_bulk = 1, 13502ac6454SAndrew Thompson .support_interrupt = 1, 13602ac6454SAndrew Thompson .support_in = 1, 13702ac6454SAndrew Thompson .support_out = 1, 13802ac6454SAndrew Thompson }, 13902ac6454SAndrew Thompson [2] = { 14002ac6454SAndrew Thompson .max_in_frame_size = 8, 14102ac6454SAndrew Thompson .max_out_frame_size = 8, 14202ac6454SAndrew Thompson .is_simplex = 0, 14302ac6454SAndrew Thompson .support_multi_buffer = 1, 14402ac6454SAndrew Thompson .support_bulk = 1, 14502ac6454SAndrew Thompson .support_interrupt = 1, 14602ac6454SAndrew Thompson .support_in = 1, 14702ac6454SAndrew Thompson .support_out = 1, 14802ac6454SAndrew Thompson }, 14902ac6454SAndrew Thompson [3] = { 15002ac6454SAndrew Thompson .max_in_frame_size = 256, 15102ac6454SAndrew Thompson .max_out_frame_size = 256, 15202ac6454SAndrew Thompson .is_simplex = 0, 15302ac6454SAndrew Thompson .support_multi_buffer = 1, 15402ac6454SAndrew Thompson .support_isochronous = 1, 15502ac6454SAndrew Thompson .support_in = 1, 15602ac6454SAndrew Thompson .support_out = 1, 15702ac6454SAndrew Thompson }, 15802ac6454SAndrew Thompson }; 15902ac6454SAndrew Thompson 16002ac6454SAndrew Thompson static void 16102ac6454SAndrew Thompson uss820dci_update_shared_1(struct uss820dci_softc *sc, uint8_t reg, 16202ac6454SAndrew Thompson uint8_t keep_mask, uint8_t set_mask) 16302ac6454SAndrew Thompson { 16402ac6454SAndrew Thompson uint8_t temp; 16502ac6454SAndrew Thompson 16602ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_PEND, 1); 16702ac6454SAndrew Thompson temp = USS820_READ_1(sc, reg); 16802ac6454SAndrew Thompson temp &= (keep_mask); 16902ac6454SAndrew Thompson temp |= (set_mask); 17002ac6454SAndrew Thompson USS820_WRITE_1(sc, reg, temp); 17102ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_PEND, 0); 17202ac6454SAndrew Thompson } 17302ac6454SAndrew Thompson 17402ac6454SAndrew Thompson static void 175760bc48eSAndrew Thompson uss820dci_get_hw_ep_profile(struct usb_device *udev, 176760bc48eSAndrew Thompson const struct usb_hw_ep_profile **ppf, uint8_t ep_addr) 17702ac6454SAndrew Thompson { 17802ac6454SAndrew Thompson if (ep_addr == 0) { 17902ac6454SAndrew Thompson *ppf = uss820dci_ep_profile + 0; 18002ac6454SAndrew Thompson } else if (ep_addr < 5) { 18102ac6454SAndrew Thompson *ppf = uss820dci_ep_profile + 1; 18202ac6454SAndrew Thompson } else if (ep_addr < 7) { 18302ac6454SAndrew Thompson *ppf = uss820dci_ep_profile + 2; 18402ac6454SAndrew Thompson } else if (ep_addr == 7) { 18502ac6454SAndrew Thompson *ppf = uss820dci_ep_profile + 3; 18602ac6454SAndrew Thompson } else { 18702ac6454SAndrew Thompson *ppf = NULL; 18802ac6454SAndrew Thompson } 18902ac6454SAndrew Thompson } 19002ac6454SAndrew Thompson 19102ac6454SAndrew Thompson static void 19202ac6454SAndrew Thompson uss820dci_pull_up(struct uss820dci_softc *sc) 19302ac6454SAndrew Thompson { 19402ac6454SAndrew Thompson uint8_t temp; 19502ac6454SAndrew Thompson 19602ac6454SAndrew Thompson /* pullup D+, if possible */ 19702ac6454SAndrew Thompson 19802ac6454SAndrew Thompson if (!sc->sc_flags.d_pulled_up && 19902ac6454SAndrew Thompson sc->sc_flags.port_powered) { 20002ac6454SAndrew Thompson sc->sc_flags.d_pulled_up = 1; 20102ac6454SAndrew Thompson 20202ac6454SAndrew Thompson DPRINTF("\n"); 20302ac6454SAndrew Thompson 20402ac6454SAndrew Thompson temp = USS820_READ_1(sc, USS820_MCSR); 20502ac6454SAndrew Thompson temp |= USS820_MCSR_DPEN; 20602ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_MCSR, temp); 20702ac6454SAndrew Thompson } 20802ac6454SAndrew Thompson } 20902ac6454SAndrew Thompson 21002ac6454SAndrew Thompson static void 21102ac6454SAndrew Thompson uss820dci_pull_down(struct uss820dci_softc *sc) 21202ac6454SAndrew Thompson { 21302ac6454SAndrew Thompson uint8_t temp; 21402ac6454SAndrew Thompson 21502ac6454SAndrew Thompson /* pulldown D+, if possible */ 21602ac6454SAndrew Thompson 21702ac6454SAndrew Thompson if (sc->sc_flags.d_pulled_up) { 21802ac6454SAndrew Thompson sc->sc_flags.d_pulled_up = 0; 21902ac6454SAndrew Thompson 22002ac6454SAndrew Thompson DPRINTF("\n"); 22102ac6454SAndrew Thompson 22202ac6454SAndrew Thompson temp = USS820_READ_1(sc, USS820_MCSR); 22302ac6454SAndrew Thompson temp &= ~USS820_MCSR_DPEN; 22402ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_MCSR, temp); 22502ac6454SAndrew Thompson } 22602ac6454SAndrew Thompson } 22702ac6454SAndrew Thompson 22802ac6454SAndrew Thompson static void 22902ac6454SAndrew Thompson uss820dci_wakeup_peer(struct uss820dci_softc *sc) 23002ac6454SAndrew Thompson { 23102ac6454SAndrew Thompson if (!(sc->sc_flags.status_suspend)) { 23202ac6454SAndrew Thompson return; 23302ac6454SAndrew Thompson } 23402ac6454SAndrew Thompson DPRINTFN(0, "not supported\n"); 23502ac6454SAndrew Thompson } 23602ac6454SAndrew Thompson 23702ac6454SAndrew Thompson static void 23802ac6454SAndrew Thompson uss820dci_set_address(struct uss820dci_softc *sc, uint8_t addr) 23902ac6454SAndrew Thompson { 24002ac6454SAndrew Thompson DPRINTFN(5, "addr=%d\n", addr); 24102ac6454SAndrew Thompson 24202ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_FADDR, addr); 24302ac6454SAndrew Thompson } 24402ac6454SAndrew Thompson 24502ac6454SAndrew Thompson static uint8_t 24602ac6454SAndrew Thompson uss820dci_setup_rx(struct uss820dci_td *td) 24702ac6454SAndrew Thompson { 24802ac6454SAndrew Thompson struct uss820dci_softc *sc; 249760bc48eSAndrew Thompson struct usb_device_request req; 25002ac6454SAndrew Thompson uint16_t count; 25102ac6454SAndrew Thompson uint8_t rx_stat; 25202ac6454SAndrew Thompson uint8_t temp; 25302ac6454SAndrew Thompson 25402ac6454SAndrew Thompson /* select the correct endpoint */ 25502ac6454SAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, 2566f6932dcSAndrew Thompson USS820_EPINDEX, td->ep_index); 25702ac6454SAndrew Thompson 25802ac6454SAndrew Thompson /* read out FIFO status */ 25902ac6454SAndrew Thompson rx_stat = bus_space_read_1(td->io_tag, td->io_hdl, 2606f6932dcSAndrew Thompson USS820_RXSTAT); 26102ac6454SAndrew Thompson 26202ac6454SAndrew Thompson /* get pointer to softc */ 26302ac6454SAndrew Thompson sc = USS820_DCI_PC2SC(td->pc); 26402ac6454SAndrew Thompson 26502ac6454SAndrew Thompson DPRINTFN(5, "rx_stat=0x%02x rem=%u\n", rx_stat, td->remainder); 26602ac6454SAndrew Thompson 26702ac6454SAndrew Thompson if (!(rx_stat & USS820_RXSTAT_RXSETUP)) { 26802ac6454SAndrew Thompson goto not_complete; 26902ac6454SAndrew Thompson } 270f3464815SAndrew Thompson /* clear did stall */ 271f3464815SAndrew Thompson td->did_stall = 0; 272f3464815SAndrew Thompson 27302ac6454SAndrew Thompson /* clear stall and all I/O */ 27402ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_EPCON, 27502ac6454SAndrew Thompson 0xFF ^ (USS820_EPCON_TXSTL | 27602ac6454SAndrew Thompson USS820_EPCON_RXSTL | 27702ac6454SAndrew Thompson USS820_EPCON_RXIE | 27802ac6454SAndrew Thompson USS820_EPCON_TXOE), 0); 27902ac6454SAndrew Thompson 28002ac6454SAndrew Thompson /* clear end overwrite flag */ 28102ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_RXSTAT, 28202ac6454SAndrew Thompson 0xFF ^ USS820_RXSTAT_EDOVW, 0); 28302ac6454SAndrew Thompson 28402ac6454SAndrew Thompson /* get the packet byte count */ 28502ac6454SAndrew Thompson count = bus_space_read_1(td->io_tag, td->io_hdl, 2866f6932dcSAndrew Thompson USS820_RXCNTL); 28702ac6454SAndrew Thompson count |= (bus_space_read_1(td->io_tag, td->io_hdl, 2886f6932dcSAndrew Thompson USS820_RXCNTH) << 8); 28902ac6454SAndrew Thompson count &= 0x3FF; 29002ac6454SAndrew Thompson 29102ac6454SAndrew Thompson /* verify data length */ 29202ac6454SAndrew Thompson if (count != td->remainder) { 29302ac6454SAndrew Thompson DPRINTFN(0, "Invalid SETUP packet " 29402ac6454SAndrew Thompson "length, %d bytes\n", count); 295eb846b4eSAndrew Thompson goto setup_not_complete; 29602ac6454SAndrew Thompson } 29702ac6454SAndrew Thompson if (count != sizeof(req)) { 29802ac6454SAndrew Thompson DPRINTFN(0, "Unsupported SETUP packet " 29902ac6454SAndrew Thompson "length, %d bytes\n", count); 300eb846b4eSAndrew Thompson goto setup_not_complete; 30102ac6454SAndrew Thompson } 30202ac6454SAndrew Thompson /* receive data */ 30302ac6454SAndrew Thompson bus_space_read_multi_1(td->io_tag, td->io_hdl, 3046f6932dcSAndrew Thompson USS820_RXDAT, (void *)&req, sizeof(req)); 30502ac6454SAndrew Thompson 30602ac6454SAndrew Thompson /* read out FIFO status */ 30702ac6454SAndrew Thompson rx_stat = bus_space_read_1(td->io_tag, td->io_hdl, 3086f6932dcSAndrew Thompson USS820_RXSTAT); 30902ac6454SAndrew Thompson 31002ac6454SAndrew Thompson if (rx_stat & (USS820_RXSTAT_EDOVW | 31102ac6454SAndrew Thompson USS820_RXSTAT_STOVW)) { 31202ac6454SAndrew Thompson DPRINTF("new SETUP packet received\n"); 31302ac6454SAndrew Thompson return (1); /* not complete */ 31402ac6454SAndrew Thompson } 31502ac6454SAndrew Thompson /* clear receive setup bit */ 31602ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_RXSTAT, 31702ac6454SAndrew Thompson 0xFF ^ (USS820_RXSTAT_RXSETUP | 31802ac6454SAndrew Thompson USS820_RXSTAT_EDOVW | 31902ac6454SAndrew Thompson USS820_RXSTAT_STOVW), 0); 32002ac6454SAndrew Thompson 32102ac6454SAndrew Thompson /* set RXFFRC bit */ 32202ac6454SAndrew Thompson temp = bus_space_read_1(td->io_tag, td->io_hdl, 3236f6932dcSAndrew Thompson USS820_RXCON); 32402ac6454SAndrew Thompson temp |= USS820_RXCON_RXFFRC; 32502ac6454SAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, 3266f6932dcSAndrew Thompson USS820_RXCON, temp); 32702ac6454SAndrew Thompson 32802ac6454SAndrew Thompson /* copy data into real buffer */ 329a593f6b8SAndrew Thompson usbd_copy_in(td->pc, 0, &req, sizeof(req)); 33002ac6454SAndrew Thompson 33102ac6454SAndrew Thompson td->offset = sizeof(req); 33202ac6454SAndrew Thompson td->remainder = 0; 33302ac6454SAndrew Thompson 33402ac6454SAndrew Thompson /* sneak peek the set address */ 33502ac6454SAndrew Thompson if ((req.bmRequestType == UT_WRITE_DEVICE) && 33602ac6454SAndrew Thompson (req.bRequest == UR_SET_ADDRESS)) { 33702ac6454SAndrew Thompson sc->sc_dv_addr = req.wValue[0] & 0x7F; 33802ac6454SAndrew Thompson } else { 33902ac6454SAndrew Thompson sc->sc_dv_addr = 0xFF; 34002ac6454SAndrew Thompson } 3416703f98cSAndrew Thompson 3426703f98cSAndrew Thompson /* reset TX FIFO */ 3436703f98cSAndrew Thompson temp = USS820_READ_1(sc, USS820_TXCON); 3446703f98cSAndrew Thompson temp |= USS820_TXCON_TXCLR; 3456703f98cSAndrew Thompson USS820_WRITE_1(sc, USS820_TXCON, temp); 3466703f98cSAndrew Thompson temp &= ~USS820_TXCON_TXCLR; 3476703f98cSAndrew Thompson USS820_WRITE_1(sc, USS820_TXCON, temp); 3486703f98cSAndrew Thompson 34902ac6454SAndrew Thompson return (0); /* complete */ 35002ac6454SAndrew Thompson 351eb846b4eSAndrew Thompson setup_not_complete: 352eb846b4eSAndrew Thompson 353eb846b4eSAndrew Thompson /* set RXFFRC bit */ 354eb846b4eSAndrew Thompson temp = bus_space_read_1(td->io_tag, td->io_hdl, 3556f6932dcSAndrew Thompson USS820_RXCON); 356eb846b4eSAndrew Thompson temp |= USS820_RXCON_RXFFRC; 357eb846b4eSAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, 3586f6932dcSAndrew Thompson USS820_RXCON, temp); 359eb846b4eSAndrew Thompson 360eb846b4eSAndrew Thompson /* FALLTHROUGH */ 361eb846b4eSAndrew Thompson 36202ac6454SAndrew Thompson not_complete: 363f3464815SAndrew Thompson /* abort any ongoing transfer */ 364f3464815SAndrew Thompson if (!td->did_stall) { 365f3464815SAndrew Thompson DPRINTFN(5, "stalling\n"); 366f3464815SAndrew Thompson /* set stall */ 367f3464815SAndrew Thompson uss820dci_update_shared_1(sc, USS820_EPCON, 0xFF, 368f3464815SAndrew Thompson (USS820_EPCON_TXSTL | USS820_EPCON_RXSTL)); 369f3464815SAndrew Thompson 370f3464815SAndrew Thompson td->did_stall = 1; 371f3464815SAndrew Thompson } 372f3464815SAndrew Thompson 37302ac6454SAndrew Thompson /* clear end overwrite flag, if any */ 37402ac6454SAndrew Thompson if (rx_stat & USS820_RXSTAT_RXSETUP) { 37502ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_RXSTAT, 37602ac6454SAndrew Thompson 0xFF ^ (USS820_RXSTAT_EDOVW | 37702ac6454SAndrew Thompson USS820_RXSTAT_STOVW | 37802ac6454SAndrew Thompson USS820_RXSTAT_RXSETUP), 0); 37902ac6454SAndrew Thompson } 38002ac6454SAndrew Thompson return (1); /* not complete */ 38102ac6454SAndrew Thompson 38202ac6454SAndrew Thompson } 38302ac6454SAndrew Thompson 38402ac6454SAndrew Thompson static uint8_t 38502ac6454SAndrew Thompson uss820dci_data_rx(struct uss820dci_td *td) 38602ac6454SAndrew Thompson { 387760bc48eSAndrew Thompson struct usb_page_search buf_res; 38802ac6454SAndrew Thompson uint16_t count; 38902ac6454SAndrew Thompson uint8_t rx_flag; 39002ac6454SAndrew Thompson uint8_t rx_stat; 39102ac6454SAndrew Thompson uint8_t rx_cntl; 39202ac6454SAndrew Thompson uint8_t to; 39302ac6454SAndrew Thompson uint8_t got_short; 39402ac6454SAndrew Thompson 39502ac6454SAndrew Thompson to = 2; /* don't loop forever! */ 39602ac6454SAndrew Thompson got_short = 0; 39702ac6454SAndrew Thompson 39802ac6454SAndrew Thompson /* select the correct endpoint */ 3996f6932dcSAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, USS820_EPINDEX, td->ep_index); 40002ac6454SAndrew Thompson 40102ac6454SAndrew Thompson /* check if any of the FIFO banks have data */ 40202ac6454SAndrew Thompson repeat: 40302ac6454SAndrew Thompson /* read out FIFO flag */ 40402ac6454SAndrew Thompson rx_flag = bus_space_read_1(td->io_tag, td->io_hdl, 4056f6932dcSAndrew Thompson USS820_RXFLG); 40602ac6454SAndrew Thompson /* read out FIFO status */ 40702ac6454SAndrew Thompson rx_stat = bus_space_read_1(td->io_tag, td->io_hdl, 4086f6932dcSAndrew Thompson USS820_RXSTAT); 40902ac6454SAndrew Thompson 41002ac6454SAndrew Thompson DPRINTFN(5, "rx_stat=0x%02x rx_flag=0x%02x rem=%u\n", 41102ac6454SAndrew Thompson rx_stat, rx_flag, td->remainder); 41202ac6454SAndrew Thompson 41302ac6454SAndrew Thompson if (rx_stat & (USS820_RXSTAT_RXSETUP | 41402ac6454SAndrew Thompson USS820_RXSTAT_RXSOVW | 41502ac6454SAndrew Thompson USS820_RXSTAT_EDOVW)) { 41602ac6454SAndrew Thompson if (td->remainder == 0) { 41702ac6454SAndrew Thompson /* 41802ac6454SAndrew Thompson * We are actually complete and have 41902ac6454SAndrew Thompson * received the next SETUP 42002ac6454SAndrew Thompson */ 42102ac6454SAndrew Thompson DPRINTFN(5, "faking complete\n"); 42202ac6454SAndrew Thompson return (0); /* complete */ 42302ac6454SAndrew Thompson } 42402ac6454SAndrew Thompson /* 42502ac6454SAndrew Thompson * USB Host Aborted the transfer. 42602ac6454SAndrew Thompson */ 42702ac6454SAndrew Thompson td->error = 1; 42802ac6454SAndrew Thompson return (0); /* complete */ 42902ac6454SAndrew Thompson } 43002ac6454SAndrew Thompson /* check for errors */ 43102ac6454SAndrew Thompson if (rx_flag & (USS820_RXFLG_RXOVF | 43202ac6454SAndrew Thompson USS820_RXFLG_RXURF)) { 43302ac6454SAndrew Thompson DPRINTFN(5, "overflow or underflow\n"); 43402ac6454SAndrew Thompson /* should not happen */ 43502ac6454SAndrew Thompson td->error = 1; 43602ac6454SAndrew Thompson return (0); /* complete */ 43702ac6454SAndrew Thompson } 43802ac6454SAndrew Thompson /* check status */ 43902ac6454SAndrew Thompson if (!(rx_flag & (USS820_RXFLG_RXFIF0 | 44002ac6454SAndrew Thompson USS820_RXFLG_RXFIF1))) { 44102ac6454SAndrew Thompson 44202ac6454SAndrew Thompson /* read out EPCON register */ 44302ac6454SAndrew Thompson /* enable RX input */ 444476183dfSAndrew Thompson if (!td->did_enable) { 44502ac6454SAndrew Thompson uss820dci_update_shared_1(USS820_DCI_PC2SC(td->pc), 44602ac6454SAndrew Thompson USS820_EPCON, 0xFF, USS820_EPCON_RXIE); 447476183dfSAndrew Thompson td->did_enable = 1; 44802ac6454SAndrew Thompson } 44902ac6454SAndrew Thompson return (1); /* not complete */ 45002ac6454SAndrew Thompson } 45102ac6454SAndrew Thompson /* get the packet byte count */ 45202ac6454SAndrew Thompson count = bus_space_read_1(td->io_tag, td->io_hdl, 4536f6932dcSAndrew Thompson USS820_RXCNTL); 45402ac6454SAndrew Thompson 45502ac6454SAndrew Thompson count |= (bus_space_read_1(td->io_tag, td->io_hdl, 4566f6932dcSAndrew Thompson USS820_RXCNTH) << 8); 45702ac6454SAndrew Thompson count &= 0x3FF; 45802ac6454SAndrew Thompson 45902ac6454SAndrew Thompson DPRINTFN(5, "count=0x%04x\n", count); 46002ac6454SAndrew Thompson 46102ac6454SAndrew Thompson /* verify the packet byte count */ 46202ac6454SAndrew Thompson if (count != td->max_packet_size) { 46302ac6454SAndrew Thompson if (count < td->max_packet_size) { 46402ac6454SAndrew Thompson /* we have a short packet */ 46502ac6454SAndrew Thompson td->short_pkt = 1; 46602ac6454SAndrew Thompson got_short = 1; 46702ac6454SAndrew Thompson } else { 46802ac6454SAndrew Thompson /* invalid USB packet */ 46902ac6454SAndrew Thompson td->error = 1; 47002ac6454SAndrew Thompson return (0); /* we are complete */ 47102ac6454SAndrew Thompson } 47202ac6454SAndrew Thompson } 47302ac6454SAndrew Thompson /* verify the packet byte count */ 47402ac6454SAndrew Thompson if (count > td->remainder) { 47502ac6454SAndrew Thompson /* invalid USB packet */ 47602ac6454SAndrew Thompson td->error = 1; 47702ac6454SAndrew Thompson return (0); /* we are complete */ 47802ac6454SAndrew Thompson } 47902ac6454SAndrew Thompson while (count > 0) { 480a593f6b8SAndrew Thompson usbd_get_page(td->pc, td->offset, &buf_res); 48102ac6454SAndrew Thompson 48202ac6454SAndrew Thompson /* get correct length */ 48302ac6454SAndrew Thompson if (buf_res.length > count) { 48402ac6454SAndrew Thompson buf_res.length = count; 48502ac6454SAndrew Thompson } 48602ac6454SAndrew Thompson /* receive data */ 48702ac6454SAndrew Thompson bus_space_read_multi_1(td->io_tag, td->io_hdl, 4886f6932dcSAndrew Thompson USS820_RXDAT, buf_res.buffer, buf_res.length); 48902ac6454SAndrew Thompson 49002ac6454SAndrew Thompson /* update counters */ 49102ac6454SAndrew Thompson count -= buf_res.length; 49202ac6454SAndrew Thompson td->offset += buf_res.length; 49302ac6454SAndrew Thompson td->remainder -= buf_res.length; 49402ac6454SAndrew Thompson } 49502ac6454SAndrew Thompson 49602ac6454SAndrew Thompson /* set RXFFRC bit */ 49702ac6454SAndrew Thompson rx_cntl = bus_space_read_1(td->io_tag, td->io_hdl, 4986f6932dcSAndrew Thompson USS820_RXCON); 49902ac6454SAndrew Thompson rx_cntl |= USS820_RXCON_RXFFRC; 50002ac6454SAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, 5016f6932dcSAndrew Thompson USS820_RXCON, rx_cntl); 50202ac6454SAndrew Thompson 50302ac6454SAndrew Thompson /* check if we are complete */ 50402ac6454SAndrew Thompson if ((td->remainder == 0) || got_short) { 50502ac6454SAndrew Thompson if (td->short_pkt) { 50602ac6454SAndrew Thompson /* we are complete */ 50702ac6454SAndrew Thompson return (0); 50802ac6454SAndrew Thompson } 50902ac6454SAndrew Thompson /* else need to receive a zero length packet */ 51002ac6454SAndrew Thompson } 51102ac6454SAndrew Thompson if (--to) { 51202ac6454SAndrew Thompson goto repeat; 51302ac6454SAndrew Thompson } 51402ac6454SAndrew Thompson return (1); /* not complete */ 51502ac6454SAndrew Thompson } 51602ac6454SAndrew Thompson 51702ac6454SAndrew Thompson static uint8_t 51802ac6454SAndrew Thompson uss820dci_data_tx(struct uss820dci_td *td) 51902ac6454SAndrew Thompson { 520760bc48eSAndrew Thompson struct usb_page_search buf_res; 52102ac6454SAndrew Thompson uint16_t count; 52202ac6454SAndrew Thompson uint16_t count_copy; 52302ac6454SAndrew Thompson uint8_t rx_stat; 52402ac6454SAndrew Thompson uint8_t tx_flag; 52502ac6454SAndrew Thompson uint8_t to; 52602ac6454SAndrew Thompson 52702ac6454SAndrew Thompson /* select the correct endpoint */ 52802ac6454SAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, 5296f6932dcSAndrew Thompson USS820_EPINDEX, td->ep_index); 53002ac6454SAndrew Thompson 53102ac6454SAndrew Thompson to = 2; /* don't loop forever! */ 53202ac6454SAndrew Thompson 53302ac6454SAndrew Thompson repeat: 53402ac6454SAndrew Thompson /* read out TX FIFO flags */ 53502ac6454SAndrew Thompson tx_flag = bus_space_read_1(td->io_tag, td->io_hdl, 5366f6932dcSAndrew Thompson USS820_TXFLG); 53702ac6454SAndrew Thompson 53802ac6454SAndrew Thompson /* read out RX FIFO status last */ 53902ac6454SAndrew Thompson rx_stat = bus_space_read_1(td->io_tag, td->io_hdl, 5406f6932dcSAndrew Thompson USS820_RXSTAT); 54102ac6454SAndrew Thompson 54202ac6454SAndrew Thompson DPRINTFN(5, "rx_stat=0x%02x tx_flag=0x%02x rem=%u\n", 54302ac6454SAndrew Thompson rx_stat, tx_flag, td->remainder); 54402ac6454SAndrew Thompson 54502ac6454SAndrew Thompson if (rx_stat & (USS820_RXSTAT_RXSETUP | 54602ac6454SAndrew Thompson USS820_RXSTAT_RXSOVW | 54702ac6454SAndrew Thompson USS820_RXSTAT_EDOVW)) { 54802ac6454SAndrew Thompson /* 54902ac6454SAndrew Thompson * The current transfer was aborted 55002ac6454SAndrew Thompson * by the USB Host 55102ac6454SAndrew Thompson */ 55202ac6454SAndrew Thompson td->error = 1; 55302ac6454SAndrew Thompson return (0); /* complete */ 55402ac6454SAndrew Thompson } 55502ac6454SAndrew Thompson if (tx_flag & (USS820_TXFLG_TXOVF | 55602ac6454SAndrew Thompson USS820_TXFLG_TXURF)) { 55702ac6454SAndrew Thompson td->error = 1; 55802ac6454SAndrew Thompson return (0); /* complete */ 55902ac6454SAndrew Thompson } 56002ac6454SAndrew Thompson if (tx_flag & USS820_TXFLG_TXFIF0) { 56102ac6454SAndrew Thompson if (tx_flag & USS820_TXFLG_TXFIF1) { 56202ac6454SAndrew Thompson return (1); /* not complete */ 56302ac6454SAndrew Thompson } 56402ac6454SAndrew Thompson } 56502ac6454SAndrew Thompson if ((!td->support_multi_buffer) && 56602ac6454SAndrew Thompson (tx_flag & (USS820_TXFLG_TXFIF0 | 56702ac6454SAndrew Thompson USS820_TXFLG_TXFIF1))) { 56802ac6454SAndrew Thompson return (1); /* not complete */ 56902ac6454SAndrew Thompson } 57002ac6454SAndrew Thompson count = td->max_packet_size; 57102ac6454SAndrew Thompson if (td->remainder < count) { 57202ac6454SAndrew Thompson /* we have a short packet */ 57302ac6454SAndrew Thompson td->short_pkt = 1; 57402ac6454SAndrew Thompson count = td->remainder; 57502ac6454SAndrew Thompson } 57602ac6454SAndrew Thompson count_copy = count; 57702ac6454SAndrew Thompson while (count > 0) { 57802ac6454SAndrew Thompson 579a593f6b8SAndrew Thompson usbd_get_page(td->pc, td->offset, &buf_res); 58002ac6454SAndrew Thompson 58102ac6454SAndrew Thompson /* get correct length */ 58202ac6454SAndrew Thompson if (buf_res.length > count) { 58302ac6454SAndrew Thompson buf_res.length = count; 58402ac6454SAndrew Thompson } 58502ac6454SAndrew Thompson /* transmit data */ 58602ac6454SAndrew Thompson bus_space_write_multi_1(td->io_tag, td->io_hdl, 5876f6932dcSAndrew Thompson USS820_TXDAT, buf_res.buffer, buf_res.length); 58802ac6454SAndrew Thompson 58902ac6454SAndrew Thompson /* update counters */ 59002ac6454SAndrew Thompson count -= buf_res.length; 59102ac6454SAndrew Thompson td->offset += buf_res.length; 59202ac6454SAndrew Thompson td->remainder -= buf_res.length; 59302ac6454SAndrew Thompson } 59402ac6454SAndrew Thompson 59502ac6454SAndrew Thompson /* post-write high packet byte count first */ 59602ac6454SAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, 5976f6932dcSAndrew Thompson USS820_TXCNTH, count_copy >> 8); 59802ac6454SAndrew Thompson 59902ac6454SAndrew Thompson /* post-write low packet byte count last */ 60002ac6454SAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, 6016f6932dcSAndrew Thompson USS820_TXCNTL, count_copy); 60202ac6454SAndrew Thompson 60302ac6454SAndrew Thompson /* 60402ac6454SAndrew Thompson * Enable TX output, which must happen after that we have written 60502ac6454SAndrew Thompson * data into the FIFO. This is undocumented. 60602ac6454SAndrew Thompson */ 607476183dfSAndrew Thompson if (!td->did_enable) { 60802ac6454SAndrew Thompson uss820dci_update_shared_1(USS820_DCI_PC2SC(td->pc), 60902ac6454SAndrew Thompson USS820_EPCON, 0xFF, USS820_EPCON_TXOE); 610476183dfSAndrew Thompson td->did_enable = 1; 61102ac6454SAndrew Thompson } 61202ac6454SAndrew Thompson /* check remainder */ 61302ac6454SAndrew Thompson if (td->remainder == 0) { 61402ac6454SAndrew Thompson if (td->short_pkt) { 61502ac6454SAndrew Thompson return (0); /* complete */ 61602ac6454SAndrew Thompson } 61702ac6454SAndrew Thompson /* else we need to transmit a short packet */ 61802ac6454SAndrew Thompson } 61902ac6454SAndrew Thompson if (--to) { 62002ac6454SAndrew Thompson goto repeat; 62102ac6454SAndrew Thompson } 62202ac6454SAndrew Thompson return (1); /* not complete */ 62302ac6454SAndrew Thompson } 62402ac6454SAndrew Thompson 62502ac6454SAndrew Thompson static uint8_t 62602ac6454SAndrew Thompson uss820dci_data_tx_sync(struct uss820dci_td *td) 62702ac6454SAndrew Thompson { 62802ac6454SAndrew Thompson struct uss820dci_softc *sc; 62902ac6454SAndrew Thompson uint8_t rx_stat; 63002ac6454SAndrew Thompson uint8_t tx_flag; 63102ac6454SAndrew Thompson 63202ac6454SAndrew Thompson /* select the correct endpoint */ 63302ac6454SAndrew Thompson bus_space_write_1(td->io_tag, td->io_hdl, 6346f6932dcSAndrew Thompson USS820_EPINDEX, td->ep_index); 63502ac6454SAndrew Thompson 63602ac6454SAndrew Thompson /* read out TX FIFO flag */ 63702ac6454SAndrew Thompson tx_flag = bus_space_read_1(td->io_tag, td->io_hdl, 6386f6932dcSAndrew Thompson USS820_TXFLG); 63902ac6454SAndrew Thompson 64002ac6454SAndrew Thompson /* read out RX FIFO status last */ 64102ac6454SAndrew Thompson rx_stat = bus_space_read_1(td->io_tag, td->io_hdl, 6426f6932dcSAndrew Thompson USS820_RXSTAT); 64302ac6454SAndrew Thompson 64402ac6454SAndrew Thompson DPRINTFN(5, "rx_stat=0x%02x rem=%u\n", rx_stat, td->remainder); 64502ac6454SAndrew Thompson 64602ac6454SAndrew Thompson if (rx_stat & (USS820_RXSTAT_RXSETUP | 64702ac6454SAndrew Thompson USS820_RXSTAT_RXSOVW | 64802ac6454SAndrew Thompson USS820_RXSTAT_EDOVW)) { 64902ac6454SAndrew Thompson DPRINTFN(5, "faking complete\n"); 65002ac6454SAndrew Thompson /* Race condition */ 65102ac6454SAndrew Thompson return (0); /* complete */ 65202ac6454SAndrew Thompson } 65302ac6454SAndrew Thompson DPRINTFN(5, "tx_flag=0x%02x rem=%u\n", 65402ac6454SAndrew Thompson tx_flag, td->remainder); 65502ac6454SAndrew Thompson 65602ac6454SAndrew Thompson if (tx_flag & (USS820_TXFLG_TXOVF | 65702ac6454SAndrew Thompson USS820_TXFLG_TXURF)) { 65802ac6454SAndrew Thompson td->error = 1; 65902ac6454SAndrew Thompson return (0); /* complete */ 66002ac6454SAndrew Thompson } 66102ac6454SAndrew Thompson if (tx_flag & (USS820_TXFLG_TXFIF0 | 66202ac6454SAndrew Thompson USS820_TXFLG_TXFIF1)) { 66302ac6454SAndrew Thompson return (1); /* not complete */ 66402ac6454SAndrew Thompson } 66502ac6454SAndrew Thompson sc = USS820_DCI_PC2SC(td->pc); 66602ac6454SAndrew Thompson if (sc->sc_dv_addr != 0xFF) { 66702ac6454SAndrew Thompson /* write function address */ 66802ac6454SAndrew Thompson uss820dci_set_address(sc, sc->sc_dv_addr); 66902ac6454SAndrew Thompson } 67002ac6454SAndrew Thompson return (0); /* complete */ 67102ac6454SAndrew Thompson } 67202ac6454SAndrew Thompson 67302ac6454SAndrew Thompson static uint8_t 674760bc48eSAndrew Thompson uss820dci_xfer_do_fifo(struct usb_xfer *xfer) 67502ac6454SAndrew Thompson { 67602ac6454SAndrew Thompson struct uss820dci_td *td; 67702ac6454SAndrew Thompson 67802ac6454SAndrew Thompson DPRINTFN(9, "\n"); 67902ac6454SAndrew Thompson 68002ac6454SAndrew Thompson td = xfer->td_transfer_cache; 68102ac6454SAndrew Thompson while (1) { 68202ac6454SAndrew Thompson if ((td->func) (td)) { 68302ac6454SAndrew Thompson /* operation in progress */ 68402ac6454SAndrew Thompson break; 68502ac6454SAndrew Thompson } 68602ac6454SAndrew Thompson if (((void *)td) == xfer->td_transfer_last) { 68702ac6454SAndrew Thompson goto done; 68802ac6454SAndrew Thompson } 68902ac6454SAndrew Thompson if (td->error) { 69002ac6454SAndrew Thompson goto done; 69102ac6454SAndrew Thompson } else if (td->remainder > 0) { 69202ac6454SAndrew Thompson /* 69302ac6454SAndrew Thompson * We had a short transfer. If there is no alternate 69402ac6454SAndrew Thompson * next, stop processing ! 69502ac6454SAndrew Thompson */ 69602ac6454SAndrew Thompson if (!td->alt_next) { 69702ac6454SAndrew Thompson goto done; 69802ac6454SAndrew Thompson } 69902ac6454SAndrew Thompson } 70002ac6454SAndrew Thompson /* 70102ac6454SAndrew Thompson * Fetch the next transfer descriptor. 70202ac6454SAndrew Thompson */ 70302ac6454SAndrew Thompson td = td->obj_next; 70402ac6454SAndrew Thompson xfer->td_transfer_cache = td; 70502ac6454SAndrew Thompson } 70602ac6454SAndrew Thompson return (1); /* not complete */ 70702ac6454SAndrew Thompson 70802ac6454SAndrew Thompson done: 70902ac6454SAndrew Thompson /* compute all actual lengths */ 71002ac6454SAndrew Thompson 71102ac6454SAndrew Thompson uss820dci_standard_done(xfer); 71202ac6454SAndrew Thompson 71302ac6454SAndrew Thompson return (0); /* complete */ 71402ac6454SAndrew Thompson } 71502ac6454SAndrew Thompson 71602ac6454SAndrew Thompson static void 71702ac6454SAndrew Thompson uss820dci_interrupt_poll(struct uss820dci_softc *sc) 71802ac6454SAndrew Thompson { 719760bc48eSAndrew Thompson struct usb_xfer *xfer; 72002ac6454SAndrew Thompson 72102ac6454SAndrew Thompson repeat: 72202ac6454SAndrew Thompson TAILQ_FOREACH(xfer, &sc->sc_bus.intr_q.head, wait_entry) { 72302ac6454SAndrew Thompson if (!uss820dci_xfer_do_fifo(xfer)) { 72402ac6454SAndrew Thompson /* queue has been modified */ 72502ac6454SAndrew Thompson goto repeat; 72602ac6454SAndrew Thompson } 72702ac6454SAndrew Thompson } 72802ac6454SAndrew Thompson } 72902ac6454SAndrew Thompson 73002ac6454SAndrew Thompson static void 73102ac6454SAndrew Thompson uss820dci_wait_suspend(struct uss820dci_softc *sc, uint8_t on) 73202ac6454SAndrew Thompson { 73302ac6454SAndrew Thompson uint8_t scr; 73402ac6454SAndrew Thompson uint8_t scratch; 73502ac6454SAndrew Thompson 73602ac6454SAndrew Thompson scr = USS820_READ_1(sc, USS820_SCR); 73702ac6454SAndrew Thompson scratch = USS820_READ_1(sc, USS820_SCRATCH); 73802ac6454SAndrew Thompson 73902ac6454SAndrew Thompson if (on) { 74002ac6454SAndrew Thompson scr |= USS820_SCR_IE_SUSP; 74102ac6454SAndrew Thompson scratch &= ~USS820_SCRATCH_IE_RESUME; 74202ac6454SAndrew Thompson } else { 74302ac6454SAndrew Thompson scr &= ~USS820_SCR_IE_SUSP; 74402ac6454SAndrew Thompson scratch |= USS820_SCRATCH_IE_RESUME; 74502ac6454SAndrew Thompson } 74602ac6454SAndrew Thompson 74702ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SCR, scr); 74802ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SCRATCH, scratch); 74902ac6454SAndrew Thompson } 75002ac6454SAndrew Thompson 75102ac6454SAndrew Thompson void 75202ac6454SAndrew Thompson uss820dci_interrupt(struct uss820dci_softc *sc) 75302ac6454SAndrew Thompson { 75402ac6454SAndrew Thompson uint8_t ssr; 75502ac6454SAndrew Thompson uint8_t event; 75602ac6454SAndrew Thompson 75702ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 75802ac6454SAndrew Thompson 75902ac6454SAndrew Thompson ssr = USS820_READ_1(sc, USS820_SSR); 76002ac6454SAndrew Thompson 76102ac6454SAndrew Thompson ssr &= (USS820_SSR_SUSPEND | 76202ac6454SAndrew Thompson USS820_SSR_RESUME | 76302ac6454SAndrew Thompson USS820_SSR_RESET); 76402ac6454SAndrew Thompson 76502ac6454SAndrew Thompson /* acknowledge all interrupts */ 76602ac6454SAndrew Thompson 76702ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_SSR, 0, 0); 76802ac6454SAndrew Thompson 76902ac6454SAndrew Thompson /* check for any bus state change interrupts */ 77002ac6454SAndrew Thompson 77102ac6454SAndrew Thompson if (ssr) { 77202ac6454SAndrew Thompson 77302ac6454SAndrew Thompson event = 0; 77402ac6454SAndrew Thompson 77502ac6454SAndrew Thompson if (ssr & USS820_SSR_RESET) { 77602ac6454SAndrew Thompson sc->sc_flags.status_bus_reset = 1; 77702ac6454SAndrew Thompson sc->sc_flags.status_suspend = 0; 77802ac6454SAndrew Thompson sc->sc_flags.change_suspend = 0; 77902ac6454SAndrew Thompson sc->sc_flags.change_connect = 1; 78002ac6454SAndrew Thompson 78102ac6454SAndrew Thompson /* disable resume interrupt */ 78202ac6454SAndrew Thompson uss820dci_wait_suspend(sc, 1); 78302ac6454SAndrew Thompson 78402ac6454SAndrew Thompson event = 1; 78502ac6454SAndrew Thompson } 78602ac6454SAndrew Thompson /* 78702ac6454SAndrew Thompson * If "RESUME" and "SUSPEND" is set at the same time 78802ac6454SAndrew Thompson * we interpret that like "RESUME". Resume is set when 78902ac6454SAndrew Thompson * there is at least 3 milliseconds of inactivity on 79002ac6454SAndrew Thompson * the USB BUS. 79102ac6454SAndrew Thompson */ 79202ac6454SAndrew Thompson if (ssr & USS820_SSR_RESUME) { 79302ac6454SAndrew Thompson if (sc->sc_flags.status_suspend) { 79402ac6454SAndrew Thompson sc->sc_flags.status_suspend = 0; 79502ac6454SAndrew Thompson sc->sc_flags.change_suspend = 1; 79602ac6454SAndrew Thompson /* disable resume interrupt */ 79702ac6454SAndrew Thompson uss820dci_wait_suspend(sc, 1); 79802ac6454SAndrew Thompson event = 1; 79902ac6454SAndrew Thompson } 80002ac6454SAndrew Thompson } else if (ssr & USS820_SSR_SUSPEND) { 80102ac6454SAndrew Thompson if (!sc->sc_flags.status_suspend) { 80202ac6454SAndrew Thompson sc->sc_flags.status_suspend = 1; 80302ac6454SAndrew Thompson sc->sc_flags.change_suspend = 1; 80402ac6454SAndrew Thompson /* enable resume interrupt */ 80502ac6454SAndrew Thompson uss820dci_wait_suspend(sc, 0); 80602ac6454SAndrew Thompson event = 1; 80702ac6454SAndrew Thompson } 80802ac6454SAndrew Thompson } 80902ac6454SAndrew Thompson if (event) { 81002ac6454SAndrew Thompson 81102ac6454SAndrew Thompson DPRINTF("real bus interrupt 0x%02x\n", ssr); 81202ac6454SAndrew Thompson 81302ac6454SAndrew Thompson /* complete root HUB interrupt endpoint */ 81439307315SAndrew Thompson uss820dci_root_intr(sc); 81502ac6454SAndrew Thompson } 81602ac6454SAndrew Thompson } 81702ac6454SAndrew Thompson /* acknowledge all SBI interrupts */ 81802ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_SBI, 0, 0); 81902ac6454SAndrew Thompson 82002ac6454SAndrew Thompson /* acknowledge all SBI1 interrupts */ 82102ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_SBI1, 0, 0); 82202ac6454SAndrew Thompson 82302ac6454SAndrew Thompson /* poll all active transfers */ 82402ac6454SAndrew Thompson uss820dci_interrupt_poll(sc); 82502ac6454SAndrew Thompson 82602ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 82702ac6454SAndrew Thompson } 82802ac6454SAndrew Thompson 82902ac6454SAndrew Thompson static void 83002ac6454SAndrew Thompson uss820dci_setup_standard_chain_sub(struct uss820_std_temp *temp) 83102ac6454SAndrew Thompson { 83202ac6454SAndrew Thompson struct uss820dci_td *td; 83302ac6454SAndrew Thompson 83402ac6454SAndrew Thompson /* get current Transfer Descriptor */ 83502ac6454SAndrew Thompson td = temp->td_next; 83602ac6454SAndrew Thompson temp->td = td; 83702ac6454SAndrew Thompson 83802ac6454SAndrew Thompson /* prepare for next TD */ 83902ac6454SAndrew Thompson temp->td_next = td->obj_next; 84002ac6454SAndrew Thompson 84102ac6454SAndrew Thompson /* fill out the Transfer Descriptor */ 84202ac6454SAndrew Thompson td->func = temp->func; 84302ac6454SAndrew Thompson td->pc = temp->pc; 84402ac6454SAndrew Thompson td->offset = temp->offset; 84502ac6454SAndrew Thompson td->remainder = temp->len; 84602ac6454SAndrew Thompson td->error = 0; 847476183dfSAndrew Thompson td->did_enable = 0; 848476183dfSAndrew Thompson td->did_stall = temp->did_stall; 84902ac6454SAndrew Thompson td->short_pkt = temp->short_pkt; 85002ac6454SAndrew Thompson td->alt_next = temp->setup_alt_next; 85102ac6454SAndrew Thompson } 85202ac6454SAndrew Thompson 85302ac6454SAndrew Thompson static void 854760bc48eSAndrew Thompson uss820dci_setup_standard_chain(struct usb_xfer *xfer) 85502ac6454SAndrew Thompson { 85602ac6454SAndrew Thompson struct uss820_std_temp temp; 85702ac6454SAndrew Thompson struct uss820dci_softc *sc; 85802ac6454SAndrew Thompson struct uss820dci_td *td; 85902ac6454SAndrew Thompson uint32_t x; 86002ac6454SAndrew Thompson uint8_t ep_no; 86102ac6454SAndrew Thompson 86202ac6454SAndrew Thompson DPRINTFN(9, "addr=%d endpt=%d sumlen=%d speed=%d\n", 863ae60fdfbSAndrew Thompson xfer->address, UE_GET_ADDR(xfer->endpointno), 864a593f6b8SAndrew Thompson xfer->sumlen, usbd_get_speed(xfer->xroot->udev)); 86502ac6454SAndrew Thompson 86602ac6454SAndrew Thompson temp.max_frame_size = xfer->max_frame_size; 86702ac6454SAndrew Thompson 86802ac6454SAndrew Thompson td = xfer->td_start[0]; 86902ac6454SAndrew Thompson xfer->td_transfer_first = td; 87002ac6454SAndrew Thompson xfer->td_transfer_cache = td; 87102ac6454SAndrew Thompson 87202ac6454SAndrew Thompson /* setup temp */ 87302ac6454SAndrew Thompson 87478c94708SAndrew Thompson temp.pc = NULL; 87502ac6454SAndrew Thompson temp.td = NULL; 87602ac6454SAndrew Thompson temp.td_next = xfer->td_start[0]; 87702ac6454SAndrew Thompson temp.offset = 0; 8780f7d4548SAndrew Thompson temp.setup_alt_next = xfer->flags_int.short_frames_ok; 879476183dfSAndrew Thompson temp.did_stall = !xfer->flags_int.control_stall; 88002ac6454SAndrew Thompson 88102ac6454SAndrew Thompson sc = USS820_DCI_BUS2SC(xfer->xroot->bus); 882ae60fdfbSAndrew Thompson ep_no = (xfer->endpointno & UE_ADDR); 88302ac6454SAndrew Thompson 88402ac6454SAndrew Thompson /* check if we should prepend a setup message */ 88502ac6454SAndrew Thompson 88602ac6454SAndrew Thompson if (xfer->flags_int.control_xfr) { 88702ac6454SAndrew Thompson if (xfer->flags_int.control_hdr) { 88802ac6454SAndrew Thompson 88902ac6454SAndrew Thompson temp.func = &uss820dci_setup_rx; 89002ac6454SAndrew Thompson temp.len = xfer->frlengths[0]; 89102ac6454SAndrew Thompson temp.pc = xfer->frbuffers + 0; 89202ac6454SAndrew Thompson temp.short_pkt = temp.len ? 1 : 0; 8930f7d4548SAndrew Thompson /* check for last frame */ 8940f7d4548SAndrew Thompson if (xfer->nframes == 1) { 8950f7d4548SAndrew Thompson /* no STATUS stage yet, SETUP is last */ 8960f7d4548SAndrew Thompson if (xfer->flags_int.control_act) 8970f7d4548SAndrew Thompson temp.setup_alt_next = 0; 8980f7d4548SAndrew Thompson } 89902ac6454SAndrew Thompson 90002ac6454SAndrew Thompson uss820dci_setup_standard_chain_sub(&temp); 90102ac6454SAndrew Thompson } 90202ac6454SAndrew Thompson x = 1; 90302ac6454SAndrew Thompson } else { 90402ac6454SAndrew Thompson x = 0; 90502ac6454SAndrew Thompson } 90602ac6454SAndrew Thompson 90702ac6454SAndrew Thompson if (x != xfer->nframes) { 908ae60fdfbSAndrew Thompson if (xfer->endpointno & UE_DIR_IN) { 90902ac6454SAndrew Thompson temp.func = &uss820dci_data_tx; 91002ac6454SAndrew Thompson } else { 91102ac6454SAndrew Thompson temp.func = &uss820dci_data_rx; 91202ac6454SAndrew Thompson } 91302ac6454SAndrew Thompson 91402ac6454SAndrew Thompson /* setup "pc" pointer */ 91502ac6454SAndrew Thompson temp.pc = xfer->frbuffers + x; 91602ac6454SAndrew Thompson } 91702ac6454SAndrew Thompson while (x != xfer->nframes) { 91802ac6454SAndrew Thompson 91902ac6454SAndrew Thompson /* DATA0 / DATA1 message */ 92002ac6454SAndrew Thompson 92102ac6454SAndrew Thompson temp.len = xfer->frlengths[x]; 92202ac6454SAndrew Thompson 92302ac6454SAndrew Thompson x++; 92402ac6454SAndrew Thompson 92502ac6454SAndrew Thompson if (x == xfer->nframes) { 9260f7d4548SAndrew Thompson if (xfer->flags_int.control_xfr) { 9270f7d4548SAndrew Thompson if (xfer->flags_int.control_act) { 92802ac6454SAndrew Thompson temp.setup_alt_next = 0; 92902ac6454SAndrew Thompson } 9300f7d4548SAndrew Thompson } else { 9310f7d4548SAndrew Thompson temp.setup_alt_next = 0; 9320f7d4548SAndrew Thompson } 9330f7d4548SAndrew Thompson } 93402ac6454SAndrew Thompson if (temp.len == 0) { 93502ac6454SAndrew Thompson 93602ac6454SAndrew Thompson /* make sure that we send an USB packet */ 93702ac6454SAndrew Thompson 93802ac6454SAndrew Thompson temp.short_pkt = 0; 93902ac6454SAndrew Thompson 94002ac6454SAndrew Thompson } else { 94102ac6454SAndrew Thompson 94202ac6454SAndrew Thompson /* regular data transfer */ 94302ac6454SAndrew Thompson 94402ac6454SAndrew Thompson temp.short_pkt = (xfer->flags.force_short_xfer) ? 0 : 1; 94502ac6454SAndrew Thompson } 94602ac6454SAndrew Thompson 94702ac6454SAndrew Thompson uss820dci_setup_standard_chain_sub(&temp); 94802ac6454SAndrew Thompson 94902ac6454SAndrew Thompson if (xfer->flags_int.isochronous_xfr) { 95002ac6454SAndrew Thompson temp.offset += temp.len; 95102ac6454SAndrew Thompson } else { 95202ac6454SAndrew Thompson /* get next Page Cache pointer */ 95302ac6454SAndrew Thompson temp.pc = xfer->frbuffers + x; 95402ac6454SAndrew Thompson } 95502ac6454SAndrew Thompson } 95602ac6454SAndrew Thompson 9570f7d4548SAndrew Thompson /* check for control transfer */ 9580f7d4548SAndrew Thompson if (xfer->flags_int.control_xfr) { 9590f7d4548SAndrew Thompson uint8_t need_sync; 9600f7d4548SAndrew Thompson 96102ac6454SAndrew Thompson /* always setup a valid "pc" pointer for status and sync */ 96202ac6454SAndrew Thompson temp.pc = xfer->frbuffers + 0; 9630f7d4548SAndrew Thompson temp.len = 0; 9640f7d4548SAndrew Thompson temp.short_pkt = 0; 9650f7d4548SAndrew Thompson temp.setup_alt_next = 0; 96602ac6454SAndrew Thompson 96702ac6454SAndrew Thompson /* check if we should append a status stage */ 9680f7d4548SAndrew Thompson if (!xfer->flags_int.control_act) { 96902ac6454SAndrew Thompson 97002ac6454SAndrew Thompson /* 97102ac6454SAndrew Thompson * Send a DATA1 message and invert the current 97202ac6454SAndrew Thompson * endpoint direction. 97302ac6454SAndrew Thompson */ 974ae60fdfbSAndrew Thompson if (xfer->endpointno & UE_DIR_IN) { 97502ac6454SAndrew Thompson temp.func = &uss820dci_data_rx; 97602ac6454SAndrew Thompson need_sync = 0; 97702ac6454SAndrew Thompson } else { 97802ac6454SAndrew Thompson temp.func = &uss820dci_data_tx; 97902ac6454SAndrew Thompson need_sync = 1; 98002ac6454SAndrew Thompson } 98102ac6454SAndrew Thompson temp.len = 0; 98202ac6454SAndrew Thompson temp.short_pkt = 0; 98302ac6454SAndrew Thompson 98402ac6454SAndrew Thompson uss820dci_setup_standard_chain_sub(&temp); 98502ac6454SAndrew Thompson if (need_sync) { 98602ac6454SAndrew Thompson /* we need a SYNC point after TX */ 98702ac6454SAndrew Thompson temp.func = &uss820dci_data_tx_sync; 98802ac6454SAndrew Thompson uss820dci_setup_standard_chain_sub(&temp); 98902ac6454SAndrew Thompson } 99002ac6454SAndrew Thompson } 9910f7d4548SAndrew Thompson } 99202ac6454SAndrew Thompson /* must have at least one frame! */ 99302ac6454SAndrew Thompson td = temp.td; 99402ac6454SAndrew Thompson xfer->td_transfer_last = td; 99502ac6454SAndrew Thompson } 99602ac6454SAndrew Thompson 99702ac6454SAndrew Thompson static void 99802ac6454SAndrew Thompson uss820dci_timeout(void *arg) 99902ac6454SAndrew Thompson { 1000760bc48eSAndrew Thompson struct usb_xfer *xfer = arg; 100102ac6454SAndrew Thompson 100202ac6454SAndrew Thompson DPRINTF("xfer=%p\n", xfer); 100302ac6454SAndrew Thompson 100402ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(xfer->xroot->bus, MA_OWNED); 100502ac6454SAndrew Thompson 100602ac6454SAndrew Thompson /* transfer is transferred */ 100702ac6454SAndrew Thompson uss820dci_device_done(xfer, USB_ERR_TIMEOUT); 100802ac6454SAndrew Thompson } 100902ac6454SAndrew Thompson 101002ac6454SAndrew Thompson static void 1011760bc48eSAndrew Thompson uss820dci_intr_set(struct usb_xfer *xfer, uint8_t set) 101202ac6454SAndrew Thompson { 101302ac6454SAndrew Thompson struct uss820dci_softc *sc = USS820_DCI_BUS2SC(xfer->xroot->bus); 1014ae60fdfbSAndrew Thompson uint8_t ep_no = (xfer->endpointno & UE_ADDR); 101502ac6454SAndrew Thompson uint8_t ep_reg; 101602ac6454SAndrew Thompson uint8_t temp; 101702ac6454SAndrew Thompson 1018ae60fdfbSAndrew Thompson DPRINTFN(15, "endpoint 0x%02x\n", xfer->endpointno); 101902ac6454SAndrew Thompson 102002ac6454SAndrew Thompson if (ep_no > 3) { 102102ac6454SAndrew Thompson ep_reg = USS820_SBIE1; 102202ac6454SAndrew Thompson } else { 102302ac6454SAndrew Thompson ep_reg = USS820_SBIE; 102402ac6454SAndrew Thompson } 102502ac6454SAndrew Thompson 102602ac6454SAndrew Thompson ep_no &= 3; 102702ac6454SAndrew Thompson ep_no = 1 << (2 * ep_no); 102802ac6454SAndrew Thompson 102902ac6454SAndrew Thompson if (xfer->flags_int.control_xfr) { 103002ac6454SAndrew Thompson if (xfer->flags_int.control_hdr) { 103102ac6454SAndrew Thompson ep_no <<= 1; /* RX interrupt only */ 103202ac6454SAndrew Thompson } else { 103302ac6454SAndrew Thompson ep_no |= (ep_no << 1); /* RX and TX interrupt */ 103402ac6454SAndrew Thompson } 103502ac6454SAndrew Thompson } else { 1036ae60fdfbSAndrew Thompson if (!(xfer->endpointno & UE_DIR_IN)) { 103702ac6454SAndrew Thompson ep_no <<= 1; 103802ac6454SAndrew Thompson } 103902ac6454SAndrew Thompson } 104002ac6454SAndrew Thompson temp = USS820_READ_1(sc, ep_reg); 104102ac6454SAndrew Thompson if (set) { 104202ac6454SAndrew Thompson temp |= ep_no; 104302ac6454SAndrew Thompson } else { 104402ac6454SAndrew Thompson temp &= ~ep_no; 104502ac6454SAndrew Thompson } 104602ac6454SAndrew Thompson USS820_WRITE_1(sc, ep_reg, temp); 104702ac6454SAndrew Thompson } 104802ac6454SAndrew Thompson 104902ac6454SAndrew Thompson static void 1050760bc48eSAndrew Thompson uss820dci_start_standard_chain(struct usb_xfer *xfer) 105102ac6454SAndrew Thompson { 105202ac6454SAndrew Thompson DPRINTFN(9, "\n"); 105302ac6454SAndrew Thompson 105402ac6454SAndrew Thompson /* poll one time */ 105502ac6454SAndrew Thompson if (uss820dci_xfer_do_fifo(xfer)) { 105602ac6454SAndrew Thompson 105702ac6454SAndrew Thompson /* 105802ac6454SAndrew Thompson * Only enable the endpoint interrupt when we are 105902ac6454SAndrew Thompson * actually waiting for data, hence we are dealing 106002ac6454SAndrew Thompson * with level triggered interrupts ! 106102ac6454SAndrew Thompson */ 106202ac6454SAndrew Thompson uss820dci_intr_set(xfer, 1); 106302ac6454SAndrew Thompson 106402ac6454SAndrew Thompson /* put transfer on interrupt queue */ 1065a593f6b8SAndrew Thompson usbd_transfer_enqueue(&xfer->xroot->bus->intr_q, xfer); 106602ac6454SAndrew Thompson 106702ac6454SAndrew Thompson /* start timeout, if any */ 106802ac6454SAndrew Thompson if (xfer->timeout != 0) { 1069a593f6b8SAndrew Thompson usbd_transfer_timeout_ms(xfer, 107002ac6454SAndrew Thompson &uss820dci_timeout, xfer->timeout); 107102ac6454SAndrew Thompson } 107202ac6454SAndrew Thompson } 107302ac6454SAndrew Thompson } 107402ac6454SAndrew Thompson 107502ac6454SAndrew Thompson static void 107639307315SAndrew Thompson uss820dci_root_intr(struct uss820dci_softc *sc) 107702ac6454SAndrew Thompson { 107802ac6454SAndrew Thompson DPRINTFN(9, "\n"); 107902ac6454SAndrew Thompson 108002ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED); 108102ac6454SAndrew Thompson 108202ac6454SAndrew Thompson /* set port bit */ 108302ac6454SAndrew Thompson sc->sc_hub_idata[0] = 0x02; /* we only have one port */ 108402ac6454SAndrew Thompson 108539307315SAndrew Thompson uhub_root_intr(&sc->sc_bus, sc->sc_hub_idata, 108639307315SAndrew Thompson sizeof(sc->sc_hub_idata)); 108702ac6454SAndrew Thompson } 108802ac6454SAndrew Thompson 1089e0a69b51SAndrew Thompson static usb_error_t 1090760bc48eSAndrew Thompson uss820dci_standard_done_sub(struct usb_xfer *xfer) 109102ac6454SAndrew Thompson { 109202ac6454SAndrew Thompson struct uss820dci_td *td; 109302ac6454SAndrew Thompson uint32_t len; 109402ac6454SAndrew Thompson uint8_t error; 109502ac6454SAndrew Thompson 109602ac6454SAndrew Thompson DPRINTFN(9, "\n"); 109702ac6454SAndrew Thompson 109802ac6454SAndrew Thompson td = xfer->td_transfer_cache; 109902ac6454SAndrew Thompson 110002ac6454SAndrew Thompson do { 110102ac6454SAndrew Thompson len = td->remainder; 110202ac6454SAndrew Thompson 110302ac6454SAndrew Thompson if (xfer->aframes != xfer->nframes) { 110402ac6454SAndrew Thompson /* 110502ac6454SAndrew Thompson * Verify the length and subtract 110602ac6454SAndrew Thompson * the remainder from "frlengths[]": 110702ac6454SAndrew Thompson */ 110802ac6454SAndrew Thompson if (len > xfer->frlengths[xfer->aframes]) { 110902ac6454SAndrew Thompson td->error = 1; 111002ac6454SAndrew Thompson } else { 111102ac6454SAndrew Thompson xfer->frlengths[xfer->aframes] -= len; 111202ac6454SAndrew Thompson } 111302ac6454SAndrew Thompson } 111402ac6454SAndrew Thompson /* Check for transfer error */ 111502ac6454SAndrew Thompson if (td->error) { 111602ac6454SAndrew Thompson /* the transfer is finished */ 111702ac6454SAndrew Thompson error = 1; 111802ac6454SAndrew Thompson td = NULL; 111902ac6454SAndrew Thompson break; 112002ac6454SAndrew Thompson } 112102ac6454SAndrew Thompson /* Check for short transfer */ 112202ac6454SAndrew Thompson if (len > 0) { 112302ac6454SAndrew Thompson if (xfer->flags_int.short_frames_ok) { 112402ac6454SAndrew Thompson /* follow alt next */ 112502ac6454SAndrew Thompson if (td->alt_next) { 112602ac6454SAndrew Thompson td = td->obj_next; 112702ac6454SAndrew Thompson } else { 112802ac6454SAndrew Thompson td = NULL; 112902ac6454SAndrew Thompson } 113002ac6454SAndrew Thompson } else { 113102ac6454SAndrew Thompson /* the transfer is finished */ 113202ac6454SAndrew Thompson td = NULL; 113302ac6454SAndrew Thompson } 113402ac6454SAndrew Thompson error = 0; 113502ac6454SAndrew Thompson break; 113602ac6454SAndrew Thompson } 113702ac6454SAndrew Thompson td = td->obj_next; 113802ac6454SAndrew Thompson 113902ac6454SAndrew Thompson /* this USB frame is complete */ 114002ac6454SAndrew Thompson error = 0; 114102ac6454SAndrew Thompson break; 114202ac6454SAndrew Thompson 114302ac6454SAndrew Thompson } while (0); 114402ac6454SAndrew Thompson 114502ac6454SAndrew Thompson /* update transfer cache */ 114602ac6454SAndrew Thompson 114702ac6454SAndrew Thompson xfer->td_transfer_cache = td; 114802ac6454SAndrew Thompson 114902ac6454SAndrew Thompson return (error ? 115002ac6454SAndrew Thompson USB_ERR_STALLED : USB_ERR_NORMAL_COMPLETION); 115102ac6454SAndrew Thompson } 115202ac6454SAndrew Thompson 115302ac6454SAndrew Thompson static void 1154760bc48eSAndrew Thompson uss820dci_standard_done(struct usb_xfer *xfer) 115502ac6454SAndrew Thompson { 1156e0a69b51SAndrew Thompson usb_error_t err = 0; 115702ac6454SAndrew Thompson 1158ae60fdfbSAndrew Thompson DPRINTFN(13, "xfer=%p endpoint=%p transfer done\n", 1159ae60fdfbSAndrew Thompson xfer, xfer->endpoint); 116002ac6454SAndrew Thompson 116102ac6454SAndrew Thompson /* reset scanner */ 116202ac6454SAndrew Thompson 116302ac6454SAndrew Thompson xfer->td_transfer_cache = xfer->td_transfer_first; 116402ac6454SAndrew Thompson 116502ac6454SAndrew Thompson if (xfer->flags_int.control_xfr) { 116602ac6454SAndrew Thompson 116702ac6454SAndrew Thompson if (xfer->flags_int.control_hdr) { 116802ac6454SAndrew Thompson 116902ac6454SAndrew Thompson err = uss820dci_standard_done_sub(xfer); 117002ac6454SAndrew Thompson } 117102ac6454SAndrew Thompson xfer->aframes = 1; 117202ac6454SAndrew Thompson 117302ac6454SAndrew Thompson if (xfer->td_transfer_cache == NULL) { 117402ac6454SAndrew Thompson goto done; 117502ac6454SAndrew Thompson } 117602ac6454SAndrew Thompson } 117702ac6454SAndrew Thompson while (xfer->aframes != xfer->nframes) { 117802ac6454SAndrew Thompson 117902ac6454SAndrew Thompson err = uss820dci_standard_done_sub(xfer); 118002ac6454SAndrew Thompson xfer->aframes++; 118102ac6454SAndrew Thompson 118202ac6454SAndrew Thompson if (xfer->td_transfer_cache == NULL) { 118302ac6454SAndrew Thompson goto done; 118402ac6454SAndrew Thompson } 118502ac6454SAndrew Thompson } 118602ac6454SAndrew Thompson 118702ac6454SAndrew Thompson if (xfer->flags_int.control_xfr && 118802ac6454SAndrew Thompson !xfer->flags_int.control_act) { 118902ac6454SAndrew Thompson 119002ac6454SAndrew Thompson err = uss820dci_standard_done_sub(xfer); 119102ac6454SAndrew Thompson } 119202ac6454SAndrew Thompson done: 119302ac6454SAndrew Thompson uss820dci_device_done(xfer, err); 119402ac6454SAndrew Thompson } 119502ac6454SAndrew Thompson 119602ac6454SAndrew Thompson /*------------------------------------------------------------------------* 119702ac6454SAndrew Thompson * uss820dci_device_done 119802ac6454SAndrew Thompson * 119902ac6454SAndrew Thompson * NOTE: this function can be called more than one time on the 120002ac6454SAndrew Thompson * same USB transfer! 120102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 120202ac6454SAndrew Thompson static void 1203e0a69b51SAndrew Thompson uss820dci_device_done(struct usb_xfer *xfer, usb_error_t error) 120402ac6454SAndrew Thompson { 120502ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(xfer->xroot->bus, MA_OWNED); 120602ac6454SAndrew Thompson 1207ae60fdfbSAndrew Thompson DPRINTFN(2, "xfer=%p, endpoint=%p, error=%d\n", 1208ae60fdfbSAndrew Thompson xfer, xfer->endpoint, error); 120902ac6454SAndrew Thompson 1210f29a0724SAndrew Thompson if (xfer->flags_int.usb_mode == USB_MODE_DEVICE) { 121102ac6454SAndrew Thompson uss820dci_intr_set(xfer, 0); 121202ac6454SAndrew Thompson } 121302ac6454SAndrew Thompson /* dequeue transfer and start next transfer */ 1214a593f6b8SAndrew Thompson usbd_transfer_done(xfer, error); 121502ac6454SAndrew Thompson } 121602ac6454SAndrew Thompson 121702ac6454SAndrew Thompson static void 1218a5cf1aaaSHans Petter Selasky uss820dci_xfer_stall(struct usb_xfer *xfer) 1219a5cf1aaaSHans Petter Selasky { 1220a5cf1aaaSHans Petter Selasky uss820dci_device_done(xfer, USB_ERR_STALLED); 1221a5cf1aaaSHans Petter Selasky } 1222a5cf1aaaSHans Petter Selasky 1223a5cf1aaaSHans Petter Selasky static void 1224a5cf1aaaSHans Petter Selasky uss820dci_set_stall(struct usb_device *udev, 122529bd7d7eSAndrew Thompson struct usb_endpoint *ep, uint8_t *did_stall) 122602ac6454SAndrew Thompson { 122702ac6454SAndrew Thompson struct uss820dci_softc *sc; 122802ac6454SAndrew Thompson uint8_t ep_no; 122902ac6454SAndrew Thompson uint8_t ep_type; 123002ac6454SAndrew Thompson uint8_t ep_dir; 123102ac6454SAndrew Thompson uint8_t temp; 123202ac6454SAndrew Thompson 123302ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(udev->bus, MA_OWNED); 123402ac6454SAndrew Thompson 1235ae60fdfbSAndrew Thompson DPRINTFN(5, "endpoint=%p\n", ep); 123602ac6454SAndrew Thompson 123702ac6454SAndrew Thompson /* set FORCESTALL */ 123802ac6454SAndrew Thompson sc = USS820_DCI_BUS2SC(udev->bus); 1239ae60fdfbSAndrew Thompson ep_no = (ep->edesc->bEndpointAddress & UE_ADDR); 1240ae60fdfbSAndrew Thompson ep_dir = (ep->edesc->bEndpointAddress & (UE_DIR_IN | UE_DIR_OUT)); 1241ae60fdfbSAndrew Thompson ep_type = (ep->edesc->bmAttributes & UE_XFERTYPE); 124202ac6454SAndrew Thompson 124302ac6454SAndrew Thompson if (ep_type == UE_CONTROL) { 124402ac6454SAndrew Thompson /* should not happen */ 124502ac6454SAndrew Thompson return; 124602ac6454SAndrew Thompson } 124702ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_EPINDEX, ep_no); 124802ac6454SAndrew Thompson 124902ac6454SAndrew Thompson if (ep_dir == UE_DIR_IN) { 125002ac6454SAndrew Thompson temp = USS820_EPCON_TXSTL; 125102ac6454SAndrew Thompson } else { 125202ac6454SAndrew Thompson temp = USS820_EPCON_RXSTL; 125302ac6454SAndrew Thompson } 125402ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_EPCON, 0xFF, temp); 125502ac6454SAndrew Thompson } 125602ac6454SAndrew Thompson 125702ac6454SAndrew Thompson static void 125802ac6454SAndrew Thompson uss820dci_clear_stall_sub(struct uss820dci_softc *sc, 125902ac6454SAndrew Thompson uint8_t ep_no, uint8_t ep_type, uint8_t ep_dir) 126002ac6454SAndrew Thompson { 126102ac6454SAndrew Thompson uint8_t temp; 126202ac6454SAndrew Thompson 126302ac6454SAndrew Thompson if (ep_type == UE_CONTROL) { 126402ac6454SAndrew Thompson /* clearing stall is not needed */ 126502ac6454SAndrew Thompson return; 126602ac6454SAndrew Thompson } 126702ac6454SAndrew Thompson /* select endpoint index */ 126802ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_EPINDEX, ep_no); 126902ac6454SAndrew Thompson 127002ac6454SAndrew Thompson /* clear stall and disable I/O transfers */ 127102ac6454SAndrew Thompson if (ep_dir == UE_DIR_IN) { 127202ac6454SAndrew Thompson temp = 0xFF ^ (USS820_EPCON_TXOE | 127302ac6454SAndrew Thompson USS820_EPCON_TXSTL); 127402ac6454SAndrew Thompson } else { 127502ac6454SAndrew Thompson temp = 0xFF ^ (USS820_EPCON_RXIE | 127602ac6454SAndrew Thompson USS820_EPCON_RXSTL); 127702ac6454SAndrew Thompson } 127802ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_EPCON, temp, 0); 127902ac6454SAndrew Thompson 128002ac6454SAndrew Thompson if (ep_dir == UE_DIR_IN) { 128102ac6454SAndrew Thompson /* reset data toggle */ 128202ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_TXSTAT, 128302ac6454SAndrew Thompson USS820_TXSTAT_TXSOVW); 128402ac6454SAndrew Thompson 128502ac6454SAndrew Thompson /* reset FIFO */ 128602ac6454SAndrew Thompson temp = USS820_READ_1(sc, USS820_TXCON); 128702ac6454SAndrew Thompson temp |= USS820_TXCON_TXCLR; 128802ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_TXCON, temp); 128902ac6454SAndrew Thompson temp &= ~USS820_TXCON_TXCLR; 129002ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_TXCON, temp); 129102ac6454SAndrew Thompson } else { 129202ac6454SAndrew Thompson 129302ac6454SAndrew Thompson /* reset data toggle */ 129402ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_RXSTAT, 129502ac6454SAndrew Thompson 0, USS820_RXSTAT_RXSOVW); 129602ac6454SAndrew Thompson 129702ac6454SAndrew Thompson /* reset FIFO */ 129802ac6454SAndrew Thompson temp = USS820_READ_1(sc, USS820_RXCON); 129902ac6454SAndrew Thompson temp |= USS820_RXCON_RXCLR; 130002ac6454SAndrew Thompson temp &= ~USS820_RXCON_RXFFRC; 130102ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_RXCON, temp); 130202ac6454SAndrew Thompson temp &= ~USS820_RXCON_RXCLR; 130302ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_RXCON, temp); 130402ac6454SAndrew Thompson } 130502ac6454SAndrew Thompson } 130602ac6454SAndrew Thompson 130702ac6454SAndrew Thompson static void 1308ae60fdfbSAndrew Thompson uss820dci_clear_stall(struct usb_device *udev, struct usb_endpoint *ep) 130902ac6454SAndrew Thompson { 131002ac6454SAndrew Thompson struct uss820dci_softc *sc; 1311760bc48eSAndrew Thompson struct usb_endpoint_descriptor *ed; 131202ac6454SAndrew Thompson 131302ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(udev->bus, MA_OWNED); 131402ac6454SAndrew Thompson 1315ae60fdfbSAndrew Thompson DPRINTFN(5, "endpoint=%p\n", ep); 131602ac6454SAndrew Thompson 131702ac6454SAndrew Thompson /* check mode */ 1318f29a0724SAndrew Thompson if (udev->flags.usb_mode != USB_MODE_DEVICE) { 131902ac6454SAndrew Thompson /* not supported */ 132002ac6454SAndrew Thompson return; 132102ac6454SAndrew Thompson } 132202ac6454SAndrew Thompson /* get softc */ 132302ac6454SAndrew Thompson sc = USS820_DCI_BUS2SC(udev->bus); 132402ac6454SAndrew Thompson 132502ac6454SAndrew Thompson /* get endpoint descriptor */ 1326ae60fdfbSAndrew Thompson ed = ep->edesc; 132702ac6454SAndrew Thompson 132802ac6454SAndrew Thompson /* reset endpoint */ 132902ac6454SAndrew Thompson uss820dci_clear_stall_sub(sc, 133002ac6454SAndrew Thompson (ed->bEndpointAddress & UE_ADDR), 133102ac6454SAndrew Thompson (ed->bmAttributes & UE_XFERTYPE), 133202ac6454SAndrew Thompson (ed->bEndpointAddress & (UE_DIR_IN | UE_DIR_OUT))); 133302ac6454SAndrew Thompson } 133402ac6454SAndrew Thompson 1335e0a69b51SAndrew Thompson usb_error_t 133602ac6454SAndrew Thompson uss820dci_init(struct uss820dci_softc *sc) 133702ac6454SAndrew Thompson { 1338760bc48eSAndrew Thompson const struct usb_hw_ep_profile *pf; 133902ac6454SAndrew Thompson uint8_t n; 134002ac6454SAndrew Thompson uint8_t temp; 134102ac6454SAndrew Thompson 134202ac6454SAndrew Thompson DPRINTF("start\n"); 134302ac6454SAndrew Thompson 134402ac6454SAndrew Thompson /* set up the bus structure */ 134502ac6454SAndrew Thompson sc->sc_bus.usbrev = USB_REV_1_1; 134602ac6454SAndrew Thompson sc->sc_bus.methods = &uss820dci_bus_methods; 134702ac6454SAndrew Thompson 134802ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 134902ac6454SAndrew Thompson 135002ac6454SAndrew Thompson /* we always have VBUS */ 135102ac6454SAndrew Thompson sc->sc_flags.status_vbus = 1; 135202ac6454SAndrew Thompson 135302ac6454SAndrew Thompson /* reset the chip */ 135402ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SCR, USS820_SCR_SRESET); 135502ac6454SAndrew Thompson DELAY(100); 135602ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SCR, 0); 135702ac6454SAndrew Thompson 135802ac6454SAndrew Thompson /* wait for reset to complete */ 135902ac6454SAndrew Thompson for (n = 0;; n++) { 136002ac6454SAndrew Thompson 136102ac6454SAndrew Thompson temp = USS820_READ_1(sc, USS820_MCSR); 136202ac6454SAndrew Thompson 136302ac6454SAndrew Thompson if (temp & USS820_MCSR_INIT) { 136402ac6454SAndrew Thompson break; 136502ac6454SAndrew Thompson } 136602ac6454SAndrew Thompson if (n == 100) { 136702ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 136802ac6454SAndrew Thompson return (USB_ERR_INVAL); 136902ac6454SAndrew Thompson } 137002ac6454SAndrew Thompson /* wait a little for things to stabilise */ 137102ac6454SAndrew Thompson DELAY(100); 137202ac6454SAndrew Thompson } 137302ac6454SAndrew Thompson 137402ac6454SAndrew Thompson /* do a pulldown */ 137502ac6454SAndrew Thompson uss820dci_pull_down(sc); 137602ac6454SAndrew Thompson 137702ac6454SAndrew Thompson /* wait 10ms for pulldown to stabilise */ 1378a593f6b8SAndrew Thompson usb_pause_mtx(&sc->sc_bus.bus_mtx, hz / 100); 137902ac6454SAndrew Thompson 138002ac6454SAndrew Thompson /* check hardware revision */ 138102ac6454SAndrew Thompson temp = USS820_READ_1(sc, USS820_REV); 138202ac6454SAndrew Thompson 138302ac6454SAndrew Thompson if (temp < 0x13) { 138402ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 138502ac6454SAndrew Thompson return (USB_ERR_INVAL); 138602ac6454SAndrew Thompson } 138702ac6454SAndrew Thompson /* enable interrupts */ 138802ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SCR, 138902ac6454SAndrew Thompson USS820_SCR_T_IRQ | 139002ac6454SAndrew Thompson USS820_SCR_IE_RESET | 139102ac6454SAndrew Thompson /* USS820_SCR_RWUPE | */ 139202ac6454SAndrew Thompson USS820_SCR_IE_SUSP | 139302ac6454SAndrew Thompson USS820_SCR_IRQPOL); 139402ac6454SAndrew Thompson 139502ac6454SAndrew Thompson /* enable interrupts */ 139602ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SCRATCH, 139702ac6454SAndrew Thompson USS820_SCRATCH_IE_RESUME); 139802ac6454SAndrew Thompson 139902ac6454SAndrew Thompson /* enable features */ 140002ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_MCSR, 140102ac6454SAndrew Thompson USS820_MCSR_BDFEAT | 140202ac6454SAndrew Thompson USS820_MCSR_FEAT); 140302ac6454SAndrew Thompson 140402ac6454SAndrew Thompson sc->sc_flags.mcsr_feat = 1; 140502ac6454SAndrew Thompson 140602ac6454SAndrew Thompson /* disable interrupts */ 140702ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SBIE, 0); 140802ac6454SAndrew Thompson 140902ac6454SAndrew Thompson /* disable interrupts */ 141002ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SBIE1, 0); 141102ac6454SAndrew Thompson 141202ac6454SAndrew Thompson /* disable all endpoints */ 141302ac6454SAndrew Thompson for (n = 0; n != USS820_EP_MAX; n++) { 141402ac6454SAndrew Thompson 141502ac6454SAndrew Thompson /* select endpoint */ 141602ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_EPINDEX, n); 141702ac6454SAndrew Thompson 141802ac6454SAndrew Thompson /* disable endpoint */ 141902ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_EPCON, 0, 0); 142002ac6454SAndrew Thompson } 142102ac6454SAndrew Thompson 142202ac6454SAndrew Thompson /* 142302ac6454SAndrew Thompson * Initialise default values for some registers that cannot be 142402ac6454SAndrew Thompson * changed during operation! 142502ac6454SAndrew Thompson */ 142602ac6454SAndrew Thompson for (n = 0; n != USS820_EP_MAX; n++) { 142702ac6454SAndrew Thompson 142802ac6454SAndrew Thompson uss820dci_get_hw_ep_profile(NULL, &pf, n); 142902ac6454SAndrew Thompson 143002ac6454SAndrew Thompson /* the maximum frame sizes should be the same */ 143102ac6454SAndrew Thompson if (pf->max_in_frame_size != pf->max_out_frame_size) { 143202ac6454SAndrew Thompson DPRINTF("Max frame size mismatch %u != %u\n", 143302ac6454SAndrew Thompson pf->max_in_frame_size, pf->max_out_frame_size); 143402ac6454SAndrew Thompson } 143502ac6454SAndrew Thompson if (pf->support_isochronous) { 143602ac6454SAndrew Thompson if (pf->max_in_frame_size <= 64) { 143702ac6454SAndrew Thompson temp = (USS820_TXCON_FFSZ_16_64 | 143802ac6454SAndrew Thompson USS820_TXCON_TXISO | 143902ac6454SAndrew Thompson USS820_TXCON_ATM); 144002ac6454SAndrew Thompson } else if (pf->max_in_frame_size <= 256) { 144102ac6454SAndrew Thompson temp = (USS820_TXCON_FFSZ_64_256 | 144202ac6454SAndrew Thompson USS820_TXCON_TXISO | 144302ac6454SAndrew Thompson USS820_TXCON_ATM); 144402ac6454SAndrew Thompson } else if (pf->max_in_frame_size <= 512) { 144502ac6454SAndrew Thompson temp = (USS820_TXCON_FFSZ_8_512 | 144602ac6454SAndrew Thompson USS820_TXCON_TXISO | 144702ac6454SAndrew Thompson USS820_TXCON_ATM); 144802ac6454SAndrew Thompson } else { /* 1024 bytes */ 144902ac6454SAndrew Thompson temp = (USS820_TXCON_FFSZ_32_1024 | 145002ac6454SAndrew Thompson USS820_TXCON_TXISO | 145102ac6454SAndrew Thompson USS820_TXCON_ATM); 145202ac6454SAndrew Thompson } 145302ac6454SAndrew Thompson } else { 145402ac6454SAndrew Thompson if ((pf->max_in_frame_size <= 8) && 145502ac6454SAndrew Thompson (sc->sc_flags.mcsr_feat)) { 145602ac6454SAndrew Thompson temp = (USS820_TXCON_FFSZ_8_512 | 145702ac6454SAndrew Thompson USS820_TXCON_ATM); 145802ac6454SAndrew Thompson } else if (pf->max_in_frame_size <= 16) { 145902ac6454SAndrew Thompson temp = (USS820_TXCON_FFSZ_16_64 | 146002ac6454SAndrew Thompson USS820_TXCON_ATM); 146102ac6454SAndrew Thompson } else if ((pf->max_in_frame_size <= 32) && 146202ac6454SAndrew Thompson (sc->sc_flags.mcsr_feat)) { 146302ac6454SAndrew Thompson temp = (USS820_TXCON_FFSZ_32_1024 | 146402ac6454SAndrew Thompson USS820_TXCON_ATM); 146502ac6454SAndrew Thompson } else { /* 64 bytes */ 146602ac6454SAndrew Thompson temp = (USS820_TXCON_FFSZ_64_256 | 146702ac6454SAndrew Thompson USS820_TXCON_ATM); 146802ac6454SAndrew Thompson } 146902ac6454SAndrew Thompson } 147002ac6454SAndrew Thompson 147102ac6454SAndrew Thompson /* need to configure the chip early */ 147202ac6454SAndrew Thompson 147302ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_EPINDEX, n); 147402ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_TXCON, temp); 147502ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_RXCON, temp); 147602ac6454SAndrew Thompson 147702ac6454SAndrew Thompson if (pf->support_control) { 147802ac6454SAndrew Thompson temp = USS820_EPCON_CTLEP | 147902ac6454SAndrew Thompson USS820_EPCON_RXSPM | 148002ac6454SAndrew Thompson USS820_EPCON_RXIE | 148102ac6454SAndrew Thompson USS820_EPCON_RXEPEN | 148202ac6454SAndrew Thompson USS820_EPCON_TXOE | 148302ac6454SAndrew Thompson USS820_EPCON_TXEPEN; 148402ac6454SAndrew Thompson } else { 148502ac6454SAndrew Thompson temp = USS820_EPCON_RXEPEN | USS820_EPCON_TXEPEN; 148602ac6454SAndrew Thompson } 148702ac6454SAndrew Thompson 148802ac6454SAndrew Thompson uss820dci_update_shared_1(sc, USS820_EPCON, 0xFF, temp); 148902ac6454SAndrew Thompson } 149002ac6454SAndrew Thompson 149102ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 149202ac6454SAndrew Thompson 149302ac6454SAndrew Thompson /* catch any lost interrupts */ 149402ac6454SAndrew Thompson 149502ac6454SAndrew Thompson uss820dci_do_poll(&sc->sc_bus); 149602ac6454SAndrew Thompson 149702ac6454SAndrew Thompson return (0); /* success */ 149802ac6454SAndrew Thompson } 149902ac6454SAndrew Thompson 150002ac6454SAndrew Thompson void 150102ac6454SAndrew Thompson uss820dci_uninit(struct uss820dci_softc *sc) 150202ac6454SAndrew Thompson { 150302ac6454SAndrew Thompson uint8_t temp; 150402ac6454SAndrew Thompson 150502ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 150602ac6454SAndrew Thompson 150702ac6454SAndrew Thompson /* disable all interrupts */ 150802ac6454SAndrew Thompson temp = USS820_READ_1(sc, USS820_SCR); 150902ac6454SAndrew Thompson temp &= ~USS820_SCR_T_IRQ; 151002ac6454SAndrew Thompson USS820_WRITE_1(sc, USS820_SCR, temp); 151102ac6454SAndrew Thompson 151202ac6454SAndrew Thompson sc->sc_flags.port_powered = 0; 151302ac6454SAndrew Thompson sc->sc_flags.status_vbus = 0; 151402ac6454SAndrew Thompson sc->sc_flags.status_bus_reset = 0; 151502ac6454SAndrew Thompson sc->sc_flags.status_suspend = 0; 151602ac6454SAndrew Thompson sc->sc_flags.change_suspend = 0; 151702ac6454SAndrew Thompson sc->sc_flags.change_connect = 1; 151802ac6454SAndrew Thompson 151902ac6454SAndrew Thompson uss820dci_pull_down(sc); 152002ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 152102ac6454SAndrew Thompson } 152202ac6454SAndrew Thompson 15232e141748SHans Petter Selasky static void 152402ac6454SAndrew Thompson uss820dci_suspend(struct uss820dci_softc *sc) 152502ac6454SAndrew Thompson { 15262e141748SHans Petter Selasky /* TODO */ 152702ac6454SAndrew Thompson } 152802ac6454SAndrew Thompson 15292e141748SHans Petter Selasky static void 153002ac6454SAndrew Thompson uss820dci_resume(struct uss820dci_softc *sc) 153102ac6454SAndrew Thompson { 15322e141748SHans Petter Selasky /* TODO */ 153302ac6454SAndrew Thompson } 153402ac6454SAndrew Thompson 153502ac6454SAndrew Thompson static void 1536760bc48eSAndrew Thompson uss820dci_do_poll(struct usb_bus *bus) 153702ac6454SAndrew Thompson { 153802ac6454SAndrew Thompson struct uss820dci_softc *sc = USS820_DCI_BUS2SC(bus); 153902ac6454SAndrew Thompson 154002ac6454SAndrew Thompson USB_BUS_LOCK(&sc->sc_bus); 154102ac6454SAndrew Thompson uss820dci_interrupt_poll(sc); 154202ac6454SAndrew Thompson USB_BUS_UNLOCK(&sc->sc_bus); 154302ac6454SAndrew Thompson } 154402ac6454SAndrew Thompson 154502ac6454SAndrew Thompson /*------------------------------------------------------------------------* 154602ac6454SAndrew Thompson * at91dci bulk support 154702ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 154802ac6454SAndrew Thompson static void 1549760bc48eSAndrew Thompson uss820dci_device_bulk_open(struct usb_xfer *xfer) 155002ac6454SAndrew Thompson { 155102ac6454SAndrew Thompson return; 155202ac6454SAndrew Thompson } 155302ac6454SAndrew Thompson 155402ac6454SAndrew Thompson static void 1555760bc48eSAndrew Thompson uss820dci_device_bulk_close(struct usb_xfer *xfer) 155602ac6454SAndrew Thompson { 155702ac6454SAndrew Thompson uss820dci_device_done(xfer, USB_ERR_CANCELLED); 155802ac6454SAndrew Thompson } 155902ac6454SAndrew Thompson 156002ac6454SAndrew Thompson static void 1561760bc48eSAndrew Thompson uss820dci_device_bulk_enter(struct usb_xfer *xfer) 156202ac6454SAndrew Thompson { 156302ac6454SAndrew Thompson return; 156402ac6454SAndrew Thompson } 156502ac6454SAndrew Thompson 156602ac6454SAndrew Thompson static void 1567760bc48eSAndrew Thompson uss820dci_device_bulk_start(struct usb_xfer *xfer) 156802ac6454SAndrew Thompson { 156902ac6454SAndrew Thompson /* setup TDs */ 157002ac6454SAndrew Thompson uss820dci_setup_standard_chain(xfer); 157102ac6454SAndrew Thompson uss820dci_start_standard_chain(xfer); 157202ac6454SAndrew Thompson } 157302ac6454SAndrew Thompson 1574*e892b3feSHans Petter Selasky static const struct usb_pipe_methods uss820dci_device_bulk_methods = 157502ac6454SAndrew Thompson { 157602ac6454SAndrew Thompson .open = uss820dci_device_bulk_open, 157702ac6454SAndrew Thompson .close = uss820dci_device_bulk_close, 157802ac6454SAndrew Thompson .enter = uss820dci_device_bulk_enter, 157902ac6454SAndrew Thompson .start = uss820dci_device_bulk_start, 158002ac6454SAndrew Thompson }; 158102ac6454SAndrew Thompson 158202ac6454SAndrew Thompson /*------------------------------------------------------------------------* 158302ac6454SAndrew Thompson * at91dci control support 158402ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 158502ac6454SAndrew Thompson static void 1586760bc48eSAndrew Thompson uss820dci_device_ctrl_open(struct usb_xfer *xfer) 158702ac6454SAndrew Thompson { 158802ac6454SAndrew Thompson return; 158902ac6454SAndrew Thompson } 159002ac6454SAndrew Thompson 159102ac6454SAndrew Thompson static void 1592760bc48eSAndrew Thompson uss820dci_device_ctrl_close(struct usb_xfer *xfer) 159302ac6454SAndrew Thompson { 159402ac6454SAndrew Thompson uss820dci_device_done(xfer, USB_ERR_CANCELLED); 159502ac6454SAndrew Thompson } 159602ac6454SAndrew Thompson 159702ac6454SAndrew Thompson static void 1598760bc48eSAndrew Thompson uss820dci_device_ctrl_enter(struct usb_xfer *xfer) 159902ac6454SAndrew Thompson { 160002ac6454SAndrew Thompson return; 160102ac6454SAndrew Thompson } 160202ac6454SAndrew Thompson 160302ac6454SAndrew Thompson static void 1604760bc48eSAndrew Thompson uss820dci_device_ctrl_start(struct usb_xfer *xfer) 160502ac6454SAndrew Thompson { 160602ac6454SAndrew Thompson /* setup TDs */ 160702ac6454SAndrew Thompson uss820dci_setup_standard_chain(xfer); 160802ac6454SAndrew Thompson uss820dci_start_standard_chain(xfer); 160902ac6454SAndrew Thompson } 161002ac6454SAndrew Thompson 1611*e892b3feSHans Petter Selasky static const struct usb_pipe_methods uss820dci_device_ctrl_methods = 161202ac6454SAndrew Thompson { 161302ac6454SAndrew Thompson .open = uss820dci_device_ctrl_open, 161402ac6454SAndrew Thompson .close = uss820dci_device_ctrl_close, 161502ac6454SAndrew Thompson .enter = uss820dci_device_ctrl_enter, 161602ac6454SAndrew Thompson .start = uss820dci_device_ctrl_start, 161702ac6454SAndrew Thompson }; 161802ac6454SAndrew Thompson 161902ac6454SAndrew Thompson /*------------------------------------------------------------------------* 162002ac6454SAndrew Thompson * at91dci interrupt support 162102ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 162202ac6454SAndrew Thompson static void 1623760bc48eSAndrew Thompson uss820dci_device_intr_open(struct usb_xfer *xfer) 162402ac6454SAndrew Thompson { 162502ac6454SAndrew Thompson return; 162602ac6454SAndrew Thompson } 162702ac6454SAndrew Thompson 162802ac6454SAndrew Thompson static void 1629760bc48eSAndrew Thompson uss820dci_device_intr_close(struct usb_xfer *xfer) 163002ac6454SAndrew Thompson { 163102ac6454SAndrew Thompson uss820dci_device_done(xfer, USB_ERR_CANCELLED); 163202ac6454SAndrew Thompson } 163302ac6454SAndrew Thompson 163402ac6454SAndrew Thompson static void 1635760bc48eSAndrew Thompson uss820dci_device_intr_enter(struct usb_xfer *xfer) 163602ac6454SAndrew Thompson { 163702ac6454SAndrew Thompson return; 163802ac6454SAndrew Thompson } 163902ac6454SAndrew Thompson 164002ac6454SAndrew Thompson static void 1641760bc48eSAndrew Thompson uss820dci_device_intr_start(struct usb_xfer *xfer) 164202ac6454SAndrew Thompson { 164302ac6454SAndrew Thompson /* setup TDs */ 164402ac6454SAndrew Thompson uss820dci_setup_standard_chain(xfer); 164502ac6454SAndrew Thompson uss820dci_start_standard_chain(xfer); 164602ac6454SAndrew Thompson } 164702ac6454SAndrew Thompson 1648*e892b3feSHans Petter Selasky static const struct usb_pipe_methods uss820dci_device_intr_methods = 164902ac6454SAndrew Thompson { 165002ac6454SAndrew Thompson .open = uss820dci_device_intr_open, 165102ac6454SAndrew Thompson .close = uss820dci_device_intr_close, 165202ac6454SAndrew Thompson .enter = uss820dci_device_intr_enter, 165302ac6454SAndrew Thompson .start = uss820dci_device_intr_start, 165402ac6454SAndrew Thompson }; 165502ac6454SAndrew Thompson 165602ac6454SAndrew Thompson /*------------------------------------------------------------------------* 165702ac6454SAndrew Thompson * at91dci full speed isochronous support 165802ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 165902ac6454SAndrew Thompson static void 1660760bc48eSAndrew Thompson uss820dci_device_isoc_fs_open(struct usb_xfer *xfer) 166102ac6454SAndrew Thompson { 166202ac6454SAndrew Thompson return; 166302ac6454SAndrew Thompson } 166402ac6454SAndrew Thompson 166502ac6454SAndrew Thompson static void 1666760bc48eSAndrew Thompson uss820dci_device_isoc_fs_close(struct usb_xfer *xfer) 166702ac6454SAndrew Thompson { 166802ac6454SAndrew Thompson uss820dci_device_done(xfer, USB_ERR_CANCELLED); 166902ac6454SAndrew Thompson } 167002ac6454SAndrew Thompson 167102ac6454SAndrew Thompson static void 1672760bc48eSAndrew Thompson uss820dci_device_isoc_fs_enter(struct usb_xfer *xfer) 167302ac6454SAndrew Thompson { 167402ac6454SAndrew Thompson struct uss820dci_softc *sc = USS820_DCI_BUS2SC(xfer->xroot->bus); 167502ac6454SAndrew Thompson uint32_t temp; 167602ac6454SAndrew Thompson uint32_t nframes; 167702ac6454SAndrew Thompson 167802ac6454SAndrew Thompson DPRINTFN(6, "xfer=%p next=%d nframes=%d\n", 1679ae60fdfbSAndrew Thompson xfer, xfer->endpoint->isoc_next, xfer->nframes); 168002ac6454SAndrew Thompson 168102ac6454SAndrew Thompson /* get the current frame index - we don't need the high bits */ 168202ac6454SAndrew Thompson 168302ac6454SAndrew Thompson nframes = USS820_READ_1(sc, USS820_SOFL); 168402ac6454SAndrew Thompson 168502ac6454SAndrew Thompson /* 168602ac6454SAndrew Thompson * check if the frame index is within the window where the 168702ac6454SAndrew Thompson * frames will be inserted 168802ac6454SAndrew Thompson */ 1689ae60fdfbSAndrew Thompson temp = (nframes - xfer->endpoint->isoc_next) & USS820_SOFL_MASK; 169002ac6454SAndrew Thompson 1691ae60fdfbSAndrew Thompson if ((xfer->endpoint->is_synced == 0) || 169202ac6454SAndrew Thompson (temp < xfer->nframes)) { 169302ac6454SAndrew Thompson /* 169402ac6454SAndrew Thompson * If there is data underflow or the pipe queue is 169502ac6454SAndrew Thompson * empty we schedule the transfer a few frames ahead 169602ac6454SAndrew Thompson * of the current frame position. Else two isochronous 169702ac6454SAndrew Thompson * transfers might overlap. 169802ac6454SAndrew Thompson */ 1699ae60fdfbSAndrew Thompson xfer->endpoint->isoc_next = (nframes + 3) & USS820_SOFL_MASK; 1700ae60fdfbSAndrew Thompson xfer->endpoint->is_synced = 1; 1701ae60fdfbSAndrew Thompson DPRINTFN(3, "start next=%d\n", xfer->endpoint->isoc_next); 170202ac6454SAndrew Thompson } 170302ac6454SAndrew Thompson /* 170402ac6454SAndrew Thompson * compute how many milliseconds the insertion is ahead of the 170502ac6454SAndrew Thompson * current frame position: 170602ac6454SAndrew Thompson */ 1707ae60fdfbSAndrew Thompson temp = (xfer->endpoint->isoc_next - nframes) & USS820_SOFL_MASK; 170802ac6454SAndrew Thompson 170902ac6454SAndrew Thompson /* 171002ac6454SAndrew Thompson * pre-compute when the isochronous transfer will be finished: 171102ac6454SAndrew Thompson */ 171202ac6454SAndrew Thompson xfer->isoc_time_complete = 1713a593f6b8SAndrew Thompson usb_isoc_time_expand(&sc->sc_bus, nframes) + temp + 171402ac6454SAndrew Thompson xfer->nframes; 171502ac6454SAndrew Thompson 171602ac6454SAndrew Thompson /* compute frame number for next insertion */ 1717ae60fdfbSAndrew Thompson xfer->endpoint->isoc_next += xfer->nframes; 171802ac6454SAndrew Thompson 171902ac6454SAndrew Thompson /* setup TDs */ 172002ac6454SAndrew Thompson uss820dci_setup_standard_chain(xfer); 172102ac6454SAndrew Thompson } 172202ac6454SAndrew Thompson 172302ac6454SAndrew Thompson static void 1724760bc48eSAndrew Thompson uss820dci_device_isoc_fs_start(struct usb_xfer *xfer) 172502ac6454SAndrew Thompson { 172602ac6454SAndrew Thompson /* start TD chain */ 172702ac6454SAndrew Thompson uss820dci_start_standard_chain(xfer); 172802ac6454SAndrew Thompson } 172902ac6454SAndrew Thompson 1730*e892b3feSHans Petter Selasky static const struct usb_pipe_methods uss820dci_device_isoc_fs_methods = 173102ac6454SAndrew Thompson { 173202ac6454SAndrew Thompson .open = uss820dci_device_isoc_fs_open, 173302ac6454SAndrew Thompson .close = uss820dci_device_isoc_fs_close, 173402ac6454SAndrew Thompson .enter = uss820dci_device_isoc_fs_enter, 173502ac6454SAndrew Thompson .start = uss820dci_device_isoc_fs_start, 173602ac6454SAndrew Thompson }; 173702ac6454SAndrew Thompson 173802ac6454SAndrew Thompson /*------------------------------------------------------------------------* 173902ac6454SAndrew Thompson * at91dci root control support 174002ac6454SAndrew Thompson *------------------------------------------------------------------------* 174139307315SAndrew Thompson * Simulate a hardware HUB by handling all the necessary requests. 174202ac6454SAndrew Thompson *------------------------------------------------------------------------*/ 174302ac6454SAndrew Thompson 1744760bc48eSAndrew Thompson static const struct usb_device_descriptor uss820dci_devd = { 1745760bc48eSAndrew Thompson .bLength = sizeof(struct usb_device_descriptor), 174602ac6454SAndrew Thompson .bDescriptorType = UDESC_DEVICE, 174702ac6454SAndrew Thompson .bcdUSB = {0x00, 0x02}, 174802ac6454SAndrew Thompson .bDeviceClass = UDCLASS_HUB, 174902ac6454SAndrew Thompson .bDeviceSubClass = UDSUBCLASS_HUB, 17503b6f59eeSHans Petter Selasky .bDeviceProtocol = UDPROTO_FSHUB, 175102ac6454SAndrew Thompson .bMaxPacketSize = 64, 175202ac6454SAndrew Thompson .bcdDevice = {0x00, 0x01}, 175302ac6454SAndrew Thompson .iManufacturer = 1, 175402ac6454SAndrew Thompson .iProduct = 2, 175502ac6454SAndrew Thompson .bNumConfigurations = 1, 175602ac6454SAndrew Thompson }; 175702ac6454SAndrew Thompson 1758760bc48eSAndrew Thompson static const struct usb_device_qualifier uss820dci_odevd = { 1759760bc48eSAndrew Thompson .bLength = sizeof(struct usb_device_qualifier), 176002ac6454SAndrew Thompson .bDescriptorType = UDESC_DEVICE_QUALIFIER, 176102ac6454SAndrew Thompson .bcdUSB = {0x00, 0x02}, 176202ac6454SAndrew Thompson .bDeviceClass = UDCLASS_HUB, 176302ac6454SAndrew Thompson .bDeviceSubClass = UDSUBCLASS_HUB, 176402ac6454SAndrew Thompson .bDeviceProtocol = UDPROTO_FSHUB, 176502ac6454SAndrew Thompson .bMaxPacketSize0 = 0, 176602ac6454SAndrew Thompson .bNumConfigurations = 0, 176702ac6454SAndrew Thompson }; 176802ac6454SAndrew Thompson 176902ac6454SAndrew Thompson static const struct uss820dci_config_desc uss820dci_confd = { 177002ac6454SAndrew Thompson .confd = { 1771760bc48eSAndrew Thompson .bLength = sizeof(struct usb_config_descriptor), 177202ac6454SAndrew Thompson .bDescriptorType = UDESC_CONFIG, 177302ac6454SAndrew Thompson .wTotalLength[0] = sizeof(uss820dci_confd), 177402ac6454SAndrew Thompson .bNumInterface = 1, 177502ac6454SAndrew Thompson .bConfigurationValue = 1, 177602ac6454SAndrew Thompson .iConfiguration = 0, 177702ac6454SAndrew Thompson .bmAttributes = UC_SELF_POWERED, 177802ac6454SAndrew Thompson .bMaxPower = 0, 177902ac6454SAndrew Thompson }, 178002ac6454SAndrew Thompson .ifcd = { 1781760bc48eSAndrew Thompson .bLength = sizeof(struct usb_interface_descriptor), 178202ac6454SAndrew Thompson .bDescriptorType = UDESC_INTERFACE, 178302ac6454SAndrew Thompson .bNumEndpoints = 1, 178402ac6454SAndrew Thompson .bInterfaceClass = UICLASS_HUB, 178502ac6454SAndrew Thompson .bInterfaceSubClass = UISUBCLASS_HUB, 17863b6f59eeSHans Petter Selasky .bInterfaceProtocol = 0, 178702ac6454SAndrew Thompson }, 178802ac6454SAndrew Thompson 178902ac6454SAndrew Thompson .endpd = { 1790760bc48eSAndrew Thompson .bLength = sizeof(struct usb_endpoint_descriptor), 179102ac6454SAndrew Thompson .bDescriptorType = UDESC_ENDPOINT, 179202ac6454SAndrew Thompson .bEndpointAddress = (UE_DIR_IN | USS820_DCI_INTR_ENDPT), 179302ac6454SAndrew Thompson .bmAttributes = UE_INTERRUPT, 179402ac6454SAndrew Thompson .wMaxPacketSize[0] = 8, 179502ac6454SAndrew Thompson .bInterval = 255, 179602ac6454SAndrew Thompson }, 179702ac6454SAndrew Thompson }; 179802ac6454SAndrew Thompson 17996d917491SHans Petter Selasky #define HSETW(ptr, val) ptr = { (uint8_t)(val), (uint8_t)((val) >> 8) } 18006d917491SHans Petter Selasky 1801760bc48eSAndrew Thompson static const struct usb_hub_descriptor_min uss820dci_hubd = { 180202ac6454SAndrew Thompson .bDescLength = sizeof(uss820dci_hubd), 180302ac6454SAndrew Thompson .bDescriptorType = UDESC_HUB, 180402ac6454SAndrew Thompson .bNbrPorts = 1, 18056d917491SHans Petter Selasky HSETW(.wHubCharacteristics, (UHD_PWR_NO_SWITCH | UHD_OC_INDIVIDUAL)), 180602ac6454SAndrew Thompson .bPwrOn2PwrGood = 50, 180702ac6454SAndrew Thompson .bHubContrCurrent = 0, 180802ac6454SAndrew Thompson .DeviceRemovable = {0}, /* port is removable */ 180902ac6454SAndrew Thompson }; 181002ac6454SAndrew Thompson 181102ac6454SAndrew Thompson #define STRING_VENDOR \ 1812b51875c9SHans Petter Selasky "A\0G\0E\0R\0E" 181302ac6454SAndrew Thompson 181402ac6454SAndrew Thompson #define STRING_PRODUCT \ 1815b51875c9SHans Petter Selasky "D\0C\0I\0 \0R\0o\0o\0t\0 \0H\0U\0B" 181602ac6454SAndrew Thompson 181702ac6454SAndrew Thompson USB_MAKE_STRING_DESC(STRING_VENDOR, uss820dci_vendor); 181802ac6454SAndrew Thompson USB_MAKE_STRING_DESC(STRING_PRODUCT, uss820dci_product); 181902ac6454SAndrew Thompson 1820e0a69b51SAndrew Thompson static usb_error_t 1821760bc48eSAndrew Thompson uss820dci_roothub_exec(struct usb_device *udev, 1822760bc48eSAndrew Thompson struct usb_device_request *req, const void **pptr, uint16_t *plength) 182302ac6454SAndrew Thompson { 1824459d369eSAndrew Thompson struct uss820dci_softc *sc = USS820_DCI_BUS2SC(udev->bus); 1825459d369eSAndrew Thompson const void *ptr; 1826459d369eSAndrew Thompson uint16_t len; 182702ac6454SAndrew Thompson uint16_t value; 182802ac6454SAndrew Thompson uint16_t index; 1829e0a69b51SAndrew Thompson usb_error_t err; 183002ac6454SAndrew Thompson 183102ac6454SAndrew Thompson USB_BUS_LOCK_ASSERT(&sc->sc_bus, MA_OWNED); 183202ac6454SAndrew Thompson 183302ac6454SAndrew Thompson /* buffer reset */ 1834459d369eSAndrew Thompson ptr = (const void *)&sc->sc_hub_temp; 1835459d369eSAndrew Thompson len = 0; 1836459d369eSAndrew Thompson err = 0; 183702ac6454SAndrew Thompson 1838459d369eSAndrew Thompson value = UGETW(req->wValue); 1839459d369eSAndrew Thompson index = UGETW(req->wIndex); 184002ac6454SAndrew Thompson 184102ac6454SAndrew Thompson /* demultiplex the control request */ 184202ac6454SAndrew Thompson 1843459d369eSAndrew Thompson switch (req->bmRequestType) { 184402ac6454SAndrew Thompson case UT_READ_DEVICE: 1845459d369eSAndrew Thompson switch (req->bRequest) { 184602ac6454SAndrew Thompson case UR_GET_DESCRIPTOR: 184702ac6454SAndrew Thompson goto tr_handle_get_descriptor; 184802ac6454SAndrew Thompson case UR_GET_CONFIG: 184902ac6454SAndrew Thompson goto tr_handle_get_config; 185002ac6454SAndrew Thompson case UR_GET_STATUS: 185102ac6454SAndrew Thompson goto tr_handle_get_status; 185202ac6454SAndrew Thompson default: 185302ac6454SAndrew Thompson goto tr_stalled; 185402ac6454SAndrew Thompson } 185502ac6454SAndrew Thompson break; 185602ac6454SAndrew Thompson 185702ac6454SAndrew Thompson case UT_WRITE_DEVICE: 1858459d369eSAndrew Thompson switch (req->bRequest) { 185902ac6454SAndrew Thompson case UR_SET_ADDRESS: 186002ac6454SAndrew Thompson goto tr_handle_set_address; 186102ac6454SAndrew Thompson case UR_SET_CONFIG: 186202ac6454SAndrew Thompson goto tr_handle_set_config; 186302ac6454SAndrew Thompson case UR_CLEAR_FEATURE: 186402ac6454SAndrew Thompson goto tr_valid; /* nop */ 186502ac6454SAndrew Thompson case UR_SET_DESCRIPTOR: 186602ac6454SAndrew Thompson goto tr_valid; /* nop */ 186702ac6454SAndrew Thompson case UR_SET_FEATURE: 186802ac6454SAndrew Thompson default: 186902ac6454SAndrew Thompson goto tr_stalled; 187002ac6454SAndrew Thompson } 187102ac6454SAndrew Thompson break; 187202ac6454SAndrew Thompson 187302ac6454SAndrew Thompson case UT_WRITE_ENDPOINT: 1874459d369eSAndrew Thompson switch (req->bRequest) { 187502ac6454SAndrew Thompson case UR_CLEAR_FEATURE: 1876459d369eSAndrew Thompson switch (UGETW(req->wValue)) { 187702ac6454SAndrew Thompson case UF_ENDPOINT_HALT: 187802ac6454SAndrew Thompson goto tr_handle_clear_halt; 187902ac6454SAndrew Thompson case UF_DEVICE_REMOTE_WAKEUP: 188002ac6454SAndrew Thompson goto tr_handle_clear_wakeup; 188102ac6454SAndrew Thompson default: 188202ac6454SAndrew Thompson goto tr_stalled; 188302ac6454SAndrew Thompson } 188402ac6454SAndrew Thompson break; 188502ac6454SAndrew Thompson case UR_SET_FEATURE: 1886459d369eSAndrew Thompson switch (UGETW(req->wValue)) { 188702ac6454SAndrew Thompson case UF_ENDPOINT_HALT: 188802ac6454SAndrew Thompson goto tr_handle_set_halt; 188902ac6454SAndrew Thompson case UF_DEVICE_REMOTE_WAKEUP: 189002ac6454SAndrew Thompson goto tr_handle_set_wakeup; 189102ac6454SAndrew Thompson default: 189202ac6454SAndrew Thompson goto tr_stalled; 189302ac6454SAndrew Thompson } 189402ac6454SAndrew Thompson break; 189502ac6454SAndrew Thompson case UR_SYNCH_FRAME: 189602ac6454SAndrew Thompson goto tr_valid; /* nop */ 189702ac6454SAndrew Thompson default: 189802ac6454SAndrew Thompson goto tr_stalled; 189902ac6454SAndrew Thompson } 190002ac6454SAndrew Thompson break; 190102ac6454SAndrew Thompson 190202ac6454SAndrew Thompson case UT_READ_ENDPOINT: 1903459d369eSAndrew Thompson switch (req->bRequest) { 190402ac6454SAndrew Thompson case UR_GET_STATUS: 190502ac6454SAndrew Thompson goto tr_handle_get_ep_status; 190602ac6454SAndrew Thompson default: 190702ac6454SAndrew Thompson goto tr_stalled; 190802ac6454SAndrew Thompson } 190902ac6454SAndrew Thompson break; 191002ac6454SAndrew Thompson 191102ac6454SAndrew Thompson case UT_WRITE_INTERFACE: 1912459d369eSAndrew Thompson switch (req->bRequest) { 191302ac6454SAndrew Thompson case UR_SET_INTERFACE: 191402ac6454SAndrew Thompson goto tr_handle_set_interface; 191502ac6454SAndrew Thompson case UR_CLEAR_FEATURE: 191602ac6454SAndrew Thompson goto tr_valid; /* nop */ 191702ac6454SAndrew Thompson case UR_SET_FEATURE: 191802ac6454SAndrew Thompson default: 191902ac6454SAndrew Thompson goto tr_stalled; 192002ac6454SAndrew Thompson } 192102ac6454SAndrew Thompson break; 192202ac6454SAndrew Thompson 192302ac6454SAndrew Thompson case UT_READ_INTERFACE: 1924459d369eSAndrew Thompson switch (req->bRequest) { 192502ac6454SAndrew Thompson case UR_GET_INTERFACE: 192602ac6454SAndrew Thompson goto tr_handle_get_interface; 192702ac6454SAndrew Thompson case UR_GET_STATUS: 192802ac6454SAndrew Thompson goto tr_handle_get_iface_status; 192902ac6454SAndrew Thompson default: 193002ac6454SAndrew Thompson goto tr_stalled; 193102ac6454SAndrew Thompson } 193202ac6454SAndrew Thompson break; 193302ac6454SAndrew Thompson 193402ac6454SAndrew Thompson case UT_WRITE_CLASS_INTERFACE: 193502ac6454SAndrew Thompson case UT_WRITE_VENDOR_INTERFACE: 193602ac6454SAndrew Thompson /* XXX forward */ 193702ac6454SAndrew Thompson break; 193802ac6454SAndrew Thompson 193902ac6454SAndrew Thompson case UT_READ_CLASS_INTERFACE: 194002ac6454SAndrew Thompson case UT_READ_VENDOR_INTERFACE: 194102ac6454SAndrew Thompson /* XXX forward */ 194202ac6454SAndrew Thompson break; 194302ac6454SAndrew Thompson 194402ac6454SAndrew Thompson case UT_WRITE_CLASS_DEVICE: 1945459d369eSAndrew Thompson switch (req->bRequest) { 194602ac6454SAndrew Thompson case UR_CLEAR_FEATURE: 194702ac6454SAndrew Thompson goto tr_valid; 194802ac6454SAndrew Thompson case UR_SET_DESCRIPTOR: 194902ac6454SAndrew Thompson case UR_SET_FEATURE: 195002ac6454SAndrew Thompson break; 195102ac6454SAndrew Thompson default: 195202ac6454SAndrew Thompson goto tr_stalled; 195302ac6454SAndrew Thompson } 195402ac6454SAndrew Thompson break; 195502ac6454SAndrew Thompson 195602ac6454SAndrew Thompson case UT_WRITE_CLASS_OTHER: 1957459d369eSAndrew Thompson switch (req->bRequest) { 195802ac6454SAndrew Thompson case UR_CLEAR_FEATURE: 195902ac6454SAndrew Thompson goto tr_handle_clear_port_feature; 196002ac6454SAndrew Thompson case UR_SET_FEATURE: 196102ac6454SAndrew Thompson goto tr_handle_set_port_feature; 196202ac6454SAndrew Thompson case UR_CLEAR_TT_BUFFER: 196302ac6454SAndrew Thompson case UR_RESET_TT: 196402ac6454SAndrew Thompson case UR_STOP_TT: 196502ac6454SAndrew Thompson goto tr_valid; 196602ac6454SAndrew Thompson 196702ac6454SAndrew Thompson default: 196802ac6454SAndrew Thompson goto tr_stalled; 196902ac6454SAndrew Thompson } 197002ac6454SAndrew Thompson break; 197102ac6454SAndrew Thompson 197202ac6454SAndrew Thompson case UT_READ_CLASS_OTHER: 1973459d369eSAndrew Thompson switch (req->bRequest) { 197402ac6454SAndrew Thompson case UR_GET_TT_STATE: 197502ac6454SAndrew Thompson goto tr_handle_get_tt_state; 197602ac6454SAndrew Thompson case UR_GET_STATUS: 197702ac6454SAndrew Thompson goto tr_handle_get_port_status; 197802ac6454SAndrew Thompson default: 197902ac6454SAndrew Thompson goto tr_stalled; 198002ac6454SAndrew Thompson } 198102ac6454SAndrew Thompson break; 198202ac6454SAndrew Thompson 198302ac6454SAndrew Thompson case UT_READ_CLASS_DEVICE: 1984459d369eSAndrew Thompson switch (req->bRequest) { 198502ac6454SAndrew Thompson case UR_GET_DESCRIPTOR: 198602ac6454SAndrew Thompson goto tr_handle_get_class_descriptor; 198702ac6454SAndrew Thompson case UR_GET_STATUS: 198802ac6454SAndrew Thompson goto tr_handle_get_class_status; 198902ac6454SAndrew Thompson 199002ac6454SAndrew Thompson default: 199102ac6454SAndrew Thompson goto tr_stalled; 199202ac6454SAndrew Thompson } 199302ac6454SAndrew Thompson break; 199402ac6454SAndrew Thompson default: 199502ac6454SAndrew Thompson goto tr_stalled; 199602ac6454SAndrew Thompson } 199702ac6454SAndrew Thompson goto tr_valid; 199802ac6454SAndrew Thompson 199902ac6454SAndrew Thompson tr_handle_get_descriptor: 200002ac6454SAndrew Thompson switch (value >> 8) { 200102ac6454SAndrew Thompson case UDESC_DEVICE: 200202ac6454SAndrew Thompson if (value & 0xff) { 200302ac6454SAndrew Thompson goto tr_stalled; 200402ac6454SAndrew Thompson } 2005459d369eSAndrew Thompson len = sizeof(uss820dci_devd); 2006459d369eSAndrew Thompson ptr = (const void *)&uss820dci_devd; 200702ac6454SAndrew Thompson goto tr_valid; 200802ac6454SAndrew Thompson case UDESC_CONFIG: 200902ac6454SAndrew Thompson if (value & 0xff) { 201002ac6454SAndrew Thompson goto tr_stalled; 201102ac6454SAndrew Thompson } 2012459d369eSAndrew Thompson len = sizeof(uss820dci_confd); 2013459d369eSAndrew Thompson ptr = (const void *)&uss820dci_confd; 201402ac6454SAndrew Thompson goto tr_valid; 201502ac6454SAndrew Thompson case UDESC_STRING: 201602ac6454SAndrew Thompson switch (value & 0xff) { 201702ac6454SAndrew Thompson case 0: /* Language table */ 201823ab0871SHans Petter Selasky len = sizeof(usb_string_lang_en); 201923ab0871SHans Petter Selasky ptr = (const void *)&usb_string_lang_en; 202002ac6454SAndrew Thompson goto tr_valid; 202102ac6454SAndrew Thompson 202202ac6454SAndrew Thompson case 1: /* Vendor */ 2023459d369eSAndrew Thompson len = sizeof(uss820dci_vendor); 2024459d369eSAndrew Thompson ptr = (const void *)&uss820dci_vendor; 202502ac6454SAndrew Thompson goto tr_valid; 202602ac6454SAndrew Thompson 202702ac6454SAndrew Thompson case 2: /* Product */ 2028459d369eSAndrew Thompson len = sizeof(uss820dci_product); 2029459d369eSAndrew Thompson ptr = (const void *)&uss820dci_product; 203002ac6454SAndrew Thompson goto tr_valid; 203102ac6454SAndrew Thompson default: 203202ac6454SAndrew Thompson break; 203302ac6454SAndrew Thompson } 203402ac6454SAndrew Thompson break; 203502ac6454SAndrew Thompson default: 203602ac6454SAndrew Thompson goto tr_stalled; 203702ac6454SAndrew Thompson } 203802ac6454SAndrew Thompson goto tr_stalled; 203902ac6454SAndrew Thompson 204002ac6454SAndrew Thompson tr_handle_get_config: 2041459d369eSAndrew Thompson len = 1; 204202ac6454SAndrew Thompson sc->sc_hub_temp.wValue[0] = sc->sc_conf; 204302ac6454SAndrew Thompson goto tr_valid; 204402ac6454SAndrew Thompson 204502ac6454SAndrew Thompson tr_handle_get_status: 2046459d369eSAndrew Thompson len = 2; 204702ac6454SAndrew Thompson USETW(sc->sc_hub_temp.wValue, UDS_SELF_POWERED); 204802ac6454SAndrew Thompson goto tr_valid; 204902ac6454SAndrew Thompson 205002ac6454SAndrew Thompson tr_handle_set_address: 205102ac6454SAndrew Thompson if (value & 0xFF00) { 205202ac6454SAndrew Thompson goto tr_stalled; 205302ac6454SAndrew Thompson } 205402ac6454SAndrew Thompson sc->sc_rt_addr = value; 205502ac6454SAndrew Thompson goto tr_valid; 205602ac6454SAndrew Thompson 205702ac6454SAndrew Thompson tr_handle_set_config: 205802ac6454SAndrew Thompson if (value >= 2) { 205902ac6454SAndrew Thompson goto tr_stalled; 206002ac6454SAndrew Thompson } 206102ac6454SAndrew Thompson sc->sc_conf = value; 206202ac6454SAndrew Thompson goto tr_valid; 206302ac6454SAndrew Thompson 206402ac6454SAndrew Thompson tr_handle_get_interface: 2065459d369eSAndrew Thompson len = 1; 206602ac6454SAndrew Thompson sc->sc_hub_temp.wValue[0] = 0; 206702ac6454SAndrew Thompson goto tr_valid; 206802ac6454SAndrew Thompson 206902ac6454SAndrew Thompson tr_handle_get_tt_state: 207002ac6454SAndrew Thompson tr_handle_get_class_status: 207102ac6454SAndrew Thompson tr_handle_get_iface_status: 207202ac6454SAndrew Thompson tr_handle_get_ep_status: 2073459d369eSAndrew Thompson len = 2; 207402ac6454SAndrew Thompson USETW(sc->sc_hub_temp.wValue, 0); 207502ac6454SAndrew Thompson goto tr_valid; 207602ac6454SAndrew Thompson 207702ac6454SAndrew Thompson tr_handle_set_halt: 207802ac6454SAndrew Thompson tr_handle_set_interface: 207902ac6454SAndrew Thompson tr_handle_set_wakeup: 208002ac6454SAndrew Thompson tr_handle_clear_wakeup: 208102ac6454SAndrew Thompson tr_handle_clear_halt: 208202ac6454SAndrew Thompson goto tr_valid; 208302ac6454SAndrew Thompson 208402ac6454SAndrew Thompson tr_handle_clear_port_feature: 208502ac6454SAndrew Thompson if (index != 1) { 208602ac6454SAndrew Thompson goto tr_stalled; 208702ac6454SAndrew Thompson } 208802ac6454SAndrew Thompson DPRINTFN(9, "UR_CLEAR_PORT_FEATURE on port %d\n", index); 208902ac6454SAndrew Thompson 209002ac6454SAndrew Thompson switch (value) { 209102ac6454SAndrew Thompson case UHF_PORT_SUSPEND: 209202ac6454SAndrew Thompson uss820dci_wakeup_peer(sc); 209302ac6454SAndrew Thompson break; 209402ac6454SAndrew Thompson 209502ac6454SAndrew Thompson case UHF_PORT_ENABLE: 209602ac6454SAndrew Thompson sc->sc_flags.port_enabled = 0; 209702ac6454SAndrew Thompson break; 209802ac6454SAndrew Thompson 209902ac6454SAndrew Thompson case UHF_PORT_TEST: 210002ac6454SAndrew Thompson case UHF_PORT_INDICATOR: 210102ac6454SAndrew Thompson case UHF_C_PORT_ENABLE: 210202ac6454SAndrew Thompson case UHF_C_PORT_OVER_CURRENT: 210302ac6454SAndrew Thompson case UHF_C_PORT_RESET: 210402ac6454SAndrew Thompson /* nops */ 210502ac6454SAndrew Thompson break; 210602ac6454SAndrew Thompson case UHF_PORT_POWER: 210702ac6454SAndrew Thompson sc->sc_flags.port_powered = 0; 210802ac6454SAndrew Thompson uss820dci_pull_down(sc); 210902ac6454SAndrew Thompson break; 211002ac6454SAndrew Thompson case UHF_C_PORT_CONNECTION: 211102ac6454SAndrew Thompson sc->sc_flags.change_connect = 0; 211202ac6454SAndrew Thompson break; 211302ac6454SAndrew Thompson case UHF_C_PORT_SUSPEND: 211402ac6454SAndrew Thompson sc->sc_flags.change_suspend = 0; 211502ac6454SAndrew Thompson break; 211602ac6454SAndrew Thompson default: 2117459d369eSAndrew Thompson err = USB_ERR_IOERROR; 211802ac6454SAndrew Thompson goto done; 211902ac6454SAndrew Thompson } 212002ac6454SAndrew Thompson goto tr_valid; 212102ac6454SAndrew Thompson 212202ac6454SAndrew Thompson tr_handle_set_port_feature: 212302ac6454SAndrew Thompson if (index != 1) { 212402ac6454SAndrew Thompson goto tr_stalled; 212502ac6454SAndrew Thompson } 212602ac6454SAndrew Thompson DPRINTFN(9, "UR_SET_PORT_FEATURE\n"); 212702ac6454SAndrew Thompson 212802ac6454SAndrew Thompson switch (value) { 212902ac6454SAndrew Thompson case UHF_PORT_ENABLE: 213002ac6454SAndrew Thompson sc->sc_flags.port_enabled = 1; 213102ac6454SAndrew Thompson break; 213202ac6454SAndrew Thompson case UHF_PORT_SUSPEND: 213302ac6454SAndrew Thompson case UHF_PORT_RESET: 213402ac6454SAndrew Thompson case UHF_PORT_TEST: 213502ac6454SAndrew Thompson case UHF_PORT_INDICATOR: 213602ac6454SAndrew Thompson /* nops */ 213702ac6454SAndrew Thompson break; 213802ac6454SAndrew Thompson case UHF_PORT_POWER: 213902ac6454SAndrew Thompson sc->sc_flags.port_powered = 1; 214002ac6454SAndrew Thompson break; 214102ac6454SAndrew Thompson default: 2142459d369eSAndrew Thompson err = USB_ERR_IOERROR; 214302ac6454SAndrew Thompson goto done; 214402ac6454SAndrew Thompson } 214502ac6454SAndrew Thompson goto tr_valid; 214602ac6454SAndrew Thompson 214702ac6454SAndrew Thompson tr_handle_get_port_status: 214802ac6454SAndrew Thompson 214902ac6454SAndrew Thompson DPRINTFN(9, "UR_GET_PORT_STATUS\n"); 215002ac6454SAndrew Thompson 215102ac6454SAndrew Thompson if (index != 1) { 215202ac6454SAndrew Thompson goto tr_stalled; 215302ac6454SAndrew Thompson } 215402ac6454SAndrew Thompson if (sc->sc_flags.status_vbus) { 215502ac6454SAndrew Thompson uss820dci_pull_up(sc); 215602ac6454SAndrew Thompson } else { 215702ac6454SAndrew Thompson uss820dci_pull_down(sc); 215802ac6454SAndrew Thompson } 215902ac6454SAndrew Thompson 216002ac6454SAndrew Thompson /* Select FULL-speed and Device Side Mode */ 216102ac6454SAndrew Thompson 216202ac6454SAndrew Thompson value = UPS_PORT_MODE_DEVICE; 216302ac6454SAndrew Thompson 216402ac6454SAndrew Thompson if (sc->sc_flags.port_powered) { 216502ac6454SAndrew Thompson value |= UPS_PORT_POWER; 216602ac6454SAndrew Thompson } 216702ac6454SAndrew Thompson if (sc->sc_flags.port_enabled) { 216802ac6454SAndrew Thompson value |= UPS_PORT_ENABLED; 216902ac6454SAndrew Thompson } 217002ac6454SAndrew Thompson if (sc->sc_flags.status_vbus && 217102ac6454SAndrew Thompson sc->sc_flags.status_bus_reset) { 217202ac6454SAndrew Thompson value |= UPS_CURRENT_CONNECT_STATUS; 217302ac6454SAndrew Thompson } 217402ac6454SAndrew Thompson if (sc->sc_flags.status_suspend) { 217502ac6454SAndrew Thompson value |= UPS_SUSPEND; 217602ac6454SAndrew Thompson } 217702ac6454SAndrew Thompson USETW(sc->sc_hub_temp.ps.wPortStatus, value); 217802ac6454SAndrew Thompson 217902ac6454SAndrew Thompson value = 0; 218002ac6454SAndrew Thompson 218102ac6454SAndrew Thompson if (sc->sc_flags.change_connect) { 218202ac6454SAndrew Thompson value |= UPS_C_CONNECT_STATUS; 218302ac6454SAndrew Thompson } 218402ac6454SAndrew Thompson if (sc->sc_flags.change_suspend) { 218502ac6454SAndrew Thompson value |= UPS_C_SUSPEND; 218602ac6454SAndrew Thompson } 218702ac6454SAndrew Thompson USETW(sc->sc_hub_temp.ps.wPortChange, value); 2188459d369eSAndrew Thompson len = sizeof(sc->sc_hub_temp.ps); 218902ac6454SAndrew Thompson goto tr_valid; 219002ac6454SAndrew Thompson 219102ac6454SAndrew Thompson tr_handle_get_class_descriptor: 219202ac6454SAndrew Thompson if (value & 0xFF) { 219302ac6454SAndrew Thompson goto tr_stalled; 219402ac6454SAndrew Thompson } 2195459d369eSAndrew Thompson ptr = (const void *)&uss820dci_hubd; 2196459d369eSAndrew Thompson len = sizeof(uss820dci_hubd); 219702ac6454SAndrew Thompson goto tr_valid; 219802ac6454SAndrew Thompson 219902ac6454SAndrew Thompson tr_stalled: 2200459d369eSAndrew Thompson err = USB_ERR_STALLED; 220102ac6454SAndrew Thompson tr_valid: 220202ac6454SAndrew Thompson done: 2203459d369eSAndrew Thompson *plength = len; 2204459d369eSAndrew Thompson *pptr = ptr; 2205459d369eSAndrew Thompson return (err); 220602ac6454SAndrew Thompson } 220702ac6454SAndrew Thompson 220802ac6454SAndrew Thompson static void 2209760bc48eSAndrew Thompson uss820dci_xfer_setup(struct usb_setup_params *parm) 221002ac6454SAndrew Thompson { 2211760bc48eSAndrew Thompson const struct usb_hw_ep_profile *pf; 221202ac6454SAndrew Thompson struct uss820dci_softc *sc; 2213760bc48eSAndrew Thompson struct usb_xfer *xfer; 221402ac6454SAndrew Thompson void *last_obj; 221502ac6454SAndrew Thompson uint32_t ntd; 221602ac6454SAndrew Thompson uint32_t n; 221702ac6454SAndrew Thompson uint8_t ep_no; 221802ac6454SAndrew Thompson 221902ac6454SAndrew Thompson sc = USS820_DCI_BUS2SC(parm->udev->bus); 222002ac6454SAndrew Thompson xfer = parm->curr_xfer; 222102ac6454SAndrew Thompson 222202ac6454SAndrew Thompson /* 222302ac6454SAndrew Thompson * NOTE: This driver does not use any of the parameters that 222402ac6454SAndrew Thompson * are computed from the following values. Just set some 222502ac6454SAndrew Thompson * reasonable dummies: 222602ac6454SAndrew Thompson */ 222702ac6454SAndrew Thompson parm->hc_max_packet_size = 0x500; 222802ac6454SAndrew Thompson parm->hc_max_packet_count = 1; 222902ac6454SAndrew Thompson parm->hc_max_frame_size = 0x500; 223002ac6454SAndrew Thompson 2231a593f6b8SAndrew Thompson usbd_transfer_setup_sub(parm); 223202ac6454SAndrew Thompson 223302ac6454SAndrew Thompson /* 223402ac6454SAndrew Thompson * compute maximum number of TDs 223502ac6454SAndrew Thompson */ 223602ac6454SAndrew Thompson if (parm->methods == &uss820dci_device_ctrl_methods) { 223702ac6454SAndrew Thompson 223802ac6454SAndrew Thompson ntd = xfer->nframes + 1 /* STATUS */ + 1 /* SYNC */ ; 223902ac6454SAndrew Thompson 224002ac6454SAndrew Thompson } else if (parm->methods == &uss820dci_device_bulk_methods) { 224102ac6454SAndrew Thompson 224202ac6454SAndrew Thompson ntd = xfer->nframes + 1 /* SYNC */ ; 224302ac6454SAndrew Thompson 224402ac6454SAndrew Thompson } else if (parm->methods == &uss820dci_device_intr_methods) { 224502ac6454SAndrew Thompson 224602ac6454SAndrew Thompson ntd = xfer->nframes + 1 /* SYNC */ ; 224702ac6454SAndrew Thompson 224802ac6454SAndrew Thompson } else if (parm->methods == &uss820dci_device_isoc_fs_methods) { 224902ac6454SAndrew Thompson 225002ac6454SAndrew Thompson ntd = xfer->nframes + 1 /* SYNC */ ; 225102ac6454SAndrew Thompson 225202ac6454SAndrew Thompson } else { 225302ac6454SAndrew Thompson 225402ac6454SAndrew Thompson ntd = 0; 225502ac6454SAndrew Thompson } 225602ac6454SAndrew Thompson 225702ac6454SAndrew Thompson /* 2258a593f6b8SAndrew Thompson * check if "usbd_transfer_setup_sub" set an error 225902ac6454SAndrew Thompson */ 226002ac6454SAndrew Thompson if (parm->err) { 226102ac6454SAndrew Thompson return; 226202ac6454SAndrew Thompson } 226302ac6454SAndrew Thompson /* 226402ac6454SAndrew Thompson * allocate transfer descriptors 226502ac6454SAndrew Thompson */ 226602ac6454SAndrew Thompson last_obj = NULL; 226702ac6454SAndrew Thompson 226802ac6454SAndrew Thompson /* 226902ac6454SAndrew Thompson * get profile stuff 227002ac6454SAndrew Thompson */ 227102ac6454SAndrew Thompson if (ntd) { 227202ac6454SAndrew Thompson 2273ae60fdfbSAndrew Thompson ep_no = xfer->endpointno & UE_ADDR; 227402ac6454SAndrew Thompson uss820dci_get_hw_ep_profile(parm->udev, &pf, ep_no); 227502ac6454SAndrew Thompson 227602ac6454SAndrew Thompson if (pf == NULL) { 227702ac6454SAndrew Thompson /* should not happen */ 227802ac6454SAndrew Thompson parm->err = USB_ERR_INVAL; 227902ac6454SAndrew Thompson return; 228002ac6454SAndrew Thompson } 228102ac6454SAndrew Thompson } else { 228202ac6454SAndrew Thompson ep_no = 0; 228302ac6454SAndrew Thompson pf = NULL; 228402ac6454SAndrew Thompson } 228502ac6454SAndrew Thompson 228602ac6454SAndrew Thompson /* align data */ 228702ac6454SAndrew Thompson parm->size[0] += ((-parm->size[0]) & (USB_HOST_ALIGN - 1)); 228802ac6454SAndrew Thompson 228902ac6454SAndrew Thompson for (n = 0; n != ntd; n++) { 229002ac6454SAndrew Thompson 229102ac6454SAndrew Thompson struct uss820dci_td *td; 229202ac6454SAndrew Thompson 229302ac6454SAndrew Thompson if (parm->buf) { 229402ac6454SAndrew Thompson 229502ac6454SAndrew Thompson td = USB_ADD_BYTES(parm->buf, parm->size[0]); 229602ac6454SAndrew Thompson 229702ac6454SAndrew Thompson /* init TD */ 229802ac6454SAndrew Thompson td->io_tag = sc->sc_io_tag; 229902ac6454SAndrew Thompson td->io_hdl = sc->sc_io_hdl; 230002ac6454SAndrew Thompson td->max_packet_size = xfer->max_packet_size; 230102ac6454SAndrew Thompson td->ep_index = ep_no; 230202ac6454SAndrew Thompson if (pf->support_multi_buffer && 230302ac6454SAndrew Thompson (parm->methods != &uss820dci_device_ctrl_methods)) { 230402ac6454SAndrew Thompson td->support_multi_buffer = 1; 230502ac6454SAndrew Thompson } 230602ac6454SAndrew Thompson td->obj_next = last_obj; 230702ac6454SAndrew Thompson 230802ac6454SAndrew Thompson last_obj = td; 230902ac6454SAndrew Thompson } 231002ac6454SAndrew Thompson parm->size[0] += sizeof(*td); 231102ac6454SAndrew Thompson } 231202ac6454SAndrew Thompson 231302ac6454SAndrew Thompson xfer->td_start[0] = last_obj; 231402ac6454SAndrew Thompson } 231502ac6454SAndrew Thompson 231602ac6454SAndrew Thompson static void 2317760bc48eSAndrew Thompson uss820dci_xfer_unsetup(struct usb_xfer *xfer) 231802ac6454SAndrew Thompson { 231902ac6454SAndrew Thompson return; 232002ac6454SAndrew Thompson } 232102ac6454SAndrew Thompson 232202ac6454SAndrew Thompson static void 2323ae60fdfbSAndrew Thompson uss820dci_ep_init(struct usb_device *udev, struct usb_endpoint_descriptor *edesc, 2324ae60fdfbSAndrew Thompson struct usb_endpoint *ep) 232502ac6454SAndrew Thompson { 232602ac6454SAndrew Thompson struct uss820dci_softc *sc = USS820_DCI_BUS2SC(udev->bus); 232702ac6454SAndrew Thompson 2328ae60fdfbSAndrew Thompson DPRINTFN(2, "endpoint=%p, addr=%d, endpt=%d, mode=%d (%d)\n", 2329ae60fdfbSAndrew Thompson ep, udev->address, 2330f29a0724SAndrew Thompson edesc->bEndpointAddress, udev->flags.usb_mode, 233102ac6454SAndrew Thompson sc->sc_rt_addr); 233202ac6454SAndrew Thompson 233339307315SAndrew Thompson if (udev->device_index != sc->sc_rt_addr) { 233402ac6454SAndrew Thompson 233502ac6454SAndrew Thompson if (udev->speed != USB_SPEED_FULL) { 233602ac6454SAndrew Thompson /* not supported */ 233702ac6454SAndrew Thompson return; 233802ac6454SAndrew Thompson } 233902ac6454SAndrew Thompson switch (edesc->bmAttributes & UE_XFERTYPE) { 234002ac6454SAndrew Thompson case UE_CONTROL: 2341ae60fdfbSAndrew Thompson ep->methods = &uss820dci_device_ctrl_methods; 234202ac6454SAndrew Thompson break; 234302ac6454SAndrew Thompson case UE_INTERRUPT: 2344ae60fdfbSAndrew Thompson ep->methods = &uss820dci_device_intr_methods; 234502ac6454SAndrew Thompson break; 234602ac6454SAndrew Thompson case UE_ISOCHRONOUS: 2347ae60fdfbSAndrew Thompson ep->methods = &uss820dci_device_isoc_fs_methods; 234802ac6454SAndrew Thompson break; 234902ac6454SAndrew Thompson case UE_BULK: 2350ae60fdfbSAndrew Thompson ep->methods = &uss820dci_device_bulk_methods; 235102ac6454SAndrew Thompson break; 235202ac6454SAndrew Thompson default: 235302ac6454SAndrew Thompson /* do nothing */ 235402ac6454SAndrew Thompson break; 235502ac6454SAndrew Thompson } 235602ac6454SAndrew Thompson } 235702ac6454SAndrew Thompson } 235802ac6454SAndrew Thompson 23592e141748SHans Petter Selasky static void 23602e141748SHans Petter Selasky uss820dci_set_hw_power_sleep(struct usb_bus *bus, uint32_t state) 23612e141748SHans Petter Selasky { 23622e141748SHans Petter Selasky struct uss820dci_softc *sc = USS820_DCI_BUS2SC(bus); 23632e141748SHans Petter Selasky 23642e141748SHans Petter Selasky switch (state) { 23652e141748SHans Petter Selasky case USB_HW_POWER_SUSPEND: 23662e141748SHans Petter Selasky uss820dci_suspend(sc); 23672e141748SHans Petter Selasky break; 23682e141748SHans Petter Selasky case USB_HW_POWER_SHUTDOWN: 23692e141748SHans Petter Selasky uss820dci_uninit(sc); 23702e141748SHans Petter Selasky break; 23712e141748SHans Petter Selasky case USB_HW_POWER_RESUME: 23722e141748SHans Petter Selasky uss820dci_resume(sc); 23732e141748SHans Petter Selasky break; 23742e141748SHans Petter Selasky default: 23752e141748SHans Petter Selasky break; 23762e141748SHans Petter Selasky } 23772e141748SHans Petter Selasky } 23782e141748SHans Petter Selasky 2379*e892b3feSHans Petter Selasky static const struct usb_bus_methods uss820dci_bus_methods = 238002ac6454SAndrew Thompson { 2381ae60fdfbSAndrew Thompson .endpoint_init = &uss820dci_ep_init, 238202ac6454SAndrew Thompson .xfer_setup = &uss820dci_xfer_setup, 238302ac6454SAndrew Thompson .xfer_unsetup = &uss820dci_xfer_unsetup, 238402ac6454SAndrew Thompson .get_hw_ep_profile = &uss820dci_get_hw_ep_profile, 2385a5cf1aaaSHans Petter Selasky .xfer_stall = &uss820dci_xfer_stall, 238602ac6454SAndrew Thompson .set_stall = &uss820dci_set_stall, 238702ac6454SAndrew Thompson .clear_stall = &uss820dci_clear_stall, 238839307315SAndrew Thompson .roothub_exec = &uss820dci_roothub_exec, 2389dddb25f9SAlfred Perlstein .xfer_poll = &uss820dci_do_poll, 23902e141748SHans Petter Selasky .set_hw_power_sleep = uss820dci_set_hw_power_sleep, 239102ac6454SAndrew Thompson }; 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