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/linux/sound/usb/
H A Dendpoint.c100 usb_free_coherent(u->ep->chip->dev, u->buffer_size, in release_urb_ctx()
133 static inline bool ep_state_running(struct snd_usb_endpoint *ep) in ep_state_running() argument
135 return atomic_read(&ep->state) == EP_STATE_RUNNING; in ep_state_running()
138 static inline bool ep_state_update(struct snd_usb_endpoint *ep, int old, int new) in ep_state_update() argument
140 return atomic_try_cmpxchg(&ep->state, &old, new); in ep_state_update()
146 * @ep: The snd_usb_endpoint
151 int snd_usb_endpoint_implicit_feedback_sink(struct snd_usb_endpoint *ep) in snd_usb_endpoint_implicit_feedback_sink() argument
153 return ep->implicit_fb_sync && usb_pipeout(ep->pipe); in snd_usb_endpoint_implicit_feedback_sink()
163 static int slave_next_packet_size(struct snd_usb_endpoint *ep, in slave_next_packet_size() argument
170 if (ep->fill_max) in slave_next_packet_size()
[all …]
H A Dmidi2.c50 struct snd_usb_midi2_endpoint *ep; member
57 const struct usb_ms20_endpoint_descriptor *ms_ep; /* reference to EP descriptor */
58 struct snd_usb_midi2_endpoint *pair; /* bidirectional pair EP */
59 struct snd_usb_midi2_ump *rmidi; /* assigned UMP EP pair */
60 struct snd_ump_endpoint *ump; /* assigned UMP EP */
62 unsigned int endpoint; /* EP number */
65 unsigned int interval; /* interval for INT EP */
83 struct snd_ump_endpoint *ump; /* assigned UMP EP object */
87 bool ump_parsed; /* Parsed UMP 1.1 EP/FB info*/
105 static void do_submit_urbs_locked(struct snd_usb_midi2_endpoint *ep, in do_submit_urbs_locked() argument
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/linux/drivers/usb/gadget/udc/aspeed-vhub/
H A Depn.c32 #define CHECK(ep, expr, fmt...) \ argument
34 if (!(expr)) EPDBG(ep, "CHECK:" fmt); \
37 #define CHECK(ep, expr, fmt...) do { } while(0) argument
40 static void ast_vhub_epn_kick(struct ast_vhub_ep *ep, struct ast_vhub_req *req) in ast_vhub_epn_kick() argument
51 if (chunk > ep->ep.maxpacket) in ast_vhub_epn_kick()
52 chunk = ep->ep.maxpacket; in ast_vhub_epn_kick()
53 else if ((chunk < ep->ep.maxpacket) || !req->req.zero) in ast_vhub_epn_kick()
56 EPVDBG(ep, "kick req %p act=%d/%d chunk=%d last=%d\n", in ast_vhub_epn_kick()
59 /* If DMA unavailable, using staging EP buffer */ in ast_vhub_epn_kick()
63 if (ep->epn.is_in) { in ast_vhub_epn_kick()
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H A Dep0.c29 int ast_vhub_reply(struct ast_vhub_ep *ep, char *ptr, int len) in ast_vhub_reply() argument
31 struct usb_request *req = &ep->ep0.req.req; in ast_vhub_reply()
34 if (WARN_ON(ep->d_idx != 0)) in ast_vhub_reply()
36 if (WARN_ON(!ep->ep0.dir_in)) in ast_vhub_reply()
53 spin_unlock(&ep->vhub->lock); in ast_vhub_reply()
54 if (ep->ep.ops->queue(&ep->ep, req, GFP_ATOMIC)) in ast_vhub_reply()
58 spin_lock(&ep->vhub->lock); in ast_vhub_reply()
62 int __ast_vhub_simple_reply(struct ast_vhub_ep *ep, int len, ...) in __ast_vhub_simple_reply() argument
64 u8 *buffer = ep->buf; in __ast_vhub_simple_reply()
70 /* Copy data directly into EP buffer */ in __ast_vhub_simple_reply()
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/linux/drivers/infiniband/hw/cxgb4/
H A Dcm.c144 static void connect_reply_upcall(struct c4iw_ep *ep, int status);
163 static void deref_qp(struct c4iw_ep *ep) in deref_qp() argument
165 c4iw_qp_rem_ref(&ep->com.qp->ibqp); in deref_qp()
166 clear_bit(QP_REFERENCED, &ep->com.flags); in deref_qp()
167 set_bit(QP_DEREFED, &ep->com.history); in deref_qp()
170 static void ref_qp(struct c4iw_ep *ep) in ref_qp() argument
172 set_bit(QP_REFERENCED, &ep->com.flags); in ref_qp()
173 set_bit(QP_REFED, &ep->com.history); in ref_qp()
174 c4iw_qp_add_ref(&ep->com.qp->ibqp); in ref_qp()
177 static void start_ep_timer(struct c4iw_ep *ep) in start_ep_timer() argument
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/linux/drivers/pci/controller/dwc/
H A Dpcie-designware-ep.c21 * @ep: DWC EP device
27 dw_pcie_ep_get_func_from_ep(struct dw_pcie_ep *ep, u8 func_no) in dw_pcie_ep_get_func_from_ep() argument
31 list_for_each_entry(ep_func, &ep->func_list, list) { in dw_pcie_ep_get_func_from_ep()
42 struct dw_pcie_ep *ep = &pci->ep; in __dw_pcie_ep_reset_bar() local
47 dw_pcie_ep_writel_dbi2(ep, func_no, reg, 0x0); in __dw_pcie_ep_reset_bar()
48 dw_pcie_ep_writel_dbi(ep, func_no, reg, 0x0); in __dw_pcie_ep_reset_bar()
50 dw_pcie_ep_writel_dbi2(ep, func_no, reg + 4, 0x0); in __dw_pcie_ep_reset_bar()
51 dw_pcie_ep_writel_dbi(ep, func_no, reg + 4, 0x0); in __dw_pcie_ep_reset_bar()
65 funcs = pci->ep.epc->max_functions; in dw_pcie_ep_reset_bar()
72 static u8 __dw_pcie_ep_find_next_cap(struct dw_pcie_ep *ep, u8 func_no, in __dw_pcie_ep_find_next_cap() argument
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H A Dpci-exynos.c72 static void exynos_pcie_sideband_dbi_w_mode(struct exynos_pcie *ep, bool on) in exynos_pcie_sideband_dbi_w_mode() argument
76 val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_SLV_AWMISC); in exynos_pcie_sideband_dbi_w_mode()
81 exynos_pcie_writel(ep->elbi_base, val, PCIE_ELBI_SLV_AWMISC); in exynos_pcie_sideband_dbi_w_mode()
84 static void exynos_pcie_sideband_dbi_r_mode(struct exynos_pcie *ep, bool on) in exynos_pcie_sideband_dbi_r_mode() argument
88 val = exynos_pcie_readl(ep->elbi_base, PCIE_ELBI_SLV_ARMISC); in exynos_pcie_sideband_dbi_r_mode()
93 exynos_pcie_writel(ep->elbi_base, val, PCIE_ELBI_SLV_ARMISC); in exynos_pcie_sideband_dbi_r_mode()
96 static void exynos_pcie_assert_core_reset(struct exynos_pcie *ep) in exynos_pcie_assert_core_reset() argument
100 val = exynos_pcie_readl(ep->elbi_base, PCIE_CORE_RESET); in exynos_pcie_assert_core_reset()
102 exynos_pcie_writel(ep->elbi_base, val, PCIE_CORE_RESET); in exynos_pcie_assert_core_reset()
103 exynos_pcie_writel(ep->elbi_base, 0, PCIE_STICKY_RESET); in exynos_pcie_assert_core_reset()
[all …]
/linux/drivers/usb/gadget/udc/
H A Dfsl_qe_udc.c53 /*ep name is important in gadget, it should obey the convention of ep_match()*/
77 static void done(struct qe_ep *ep, struct qe_req *req, int status) in done() argument
79 struct qe_udc *udc = ep->udc; in done()
80 unsigned char stopped = ep->stopped; in done()
84 * so here the req will be dropped from the ep->queue in done()
97 ep_is_in(ep) in done()
105 ep_is_in(ep) in done()
111 ep->ep.name, &req->req, status, in done()
115 ep->stopped = 1; in done()
118 usb_gadget_giveback_request(&ep->ep, &req->req); in done()
[all …]
H A Dsnps_udc_core.c41 static struct udc_request *udc_alloc_bna_dummy(struct udc_ep *ep);
194 DBG(dev, "dev ep int's = %08x\n", readl(&dev->regs->ep_irqsts)); in print_regs()
195 DBG(dev, "dev ep intmask = %08x\n", readl(&dev->regs->ep_irqmsk)); in print_regs()
232 /* mask all ep interrupts */ in udc_mask_unused_interrupts()
279 static int udc_set_txfifo_addr(struct udc_ep *ep) in udc_set_txfifo_addr() argument
285 if (!ep || !(ep->in)) in udc_set_txfifo_addr()
288 dev = ep->dev; in udc_set_txfifo_addr()
289 ep->txfifo = dev->txfifo; in udc_set_txfifo_addr()
291 /* traverse ep's */ in udc_set_txfifo_addr()
292 for (i = 0; i < ep->num; i++) { in udc_set_txfifo_addr()
[all …]
H A Dr8a66597-udc.c35 static void irq_ep0_write(struct r8a66597_ep *ep, struct r8a66597_request *req);
36 static void irq_packet_write(struct r8a66597_ep *ep,
41 static void transfer_complete(struct r8a66597_ep *ep,
98 INIT_LIST_HEAD(&r8a66597->ep[0].queue); in r8a66597_usb_disconnect()
298 struct r8a66597_ep *ep = r8a66597->pipenum2ep[pipenum]; in pipe_change() local
300 if (ep->use_dma) in pipe_change()
301 r8a66597_bclr(r8a66597, DREQE, ep->fifosel); in pipe_change()
303 r8a66597_mdfy(r8a66597, pipenum, CURPIPE, ep->fifosel); in pipe_change()
307 if (r8a66597_is_sudmac(r8a66597) && ep->use_dma) in pipe_change()
308 r8a66597_bclr(r8a66597, mbw_value(r8a66597), ep->fifosel); in pipe_change()
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H A Dnet2280.c87 EP_INFO("ep-a",
89 EP_INFO("ep-b",
91 EP_INFO("ep-c",
93 EP_INFO("ep-d",
95 EP_INFO("ep-e",
97 EP_INFO("ep-f",
99 EP_INFO("ep-g",
101 EP_INFO("ep-h",
126 /* mode 0 == ep-{a,b,c,d} 1K fifo each
127 * mode 1 == ep-{a,b} 2K fifo each, ep-{c,d} unavailable
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H A Dpch_udc.c23 #define UDC_EP_REG_SHIFT 0x20 /* Offset to next EP */
174 #define PCH_UDC_CSR(ep) (UDC_CSR_ADDR + ep*4) argument
181 #define UDC_EPIN_IDX(ep) (ep * 2) argument
182 #define UDC_EPOUT_IDX(ep) (ep * 2 + 1) argument
190 #define PCH_UDC_USED_EP_NUM 4 /* EP number of EP's really used */
194 /* Value of EP Buffer Size */
199 /* Value of EP maximum packet size */
270 * @ep: embedded ep request
276 * @offset_addr: offset address of ep register
284 struct usb_ep ep; member
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H A Dgoku_udc.c14 * - Endpoint numbering is fixed: ep{1,2,3}-bulk
15 * - Gadget drivers can choose ep maxpacket (8/16/32/64)
94 struct goku_ep *ep; in goku_ep_enable() local
99 ep = container_of(_ep, struct goku_ep, ep); in goku_ep_enable()
103 dev = ep->dev; in goku_ep_enable()
104 if (ep == &dev->ep[0]) in goku_ep_enable()
108 if (ep->num != usb_endpoint_num(desc)) in goku_ep_enable()
119 if ((readl(ep->reg_status) & EPxSTATUS_EP_MASK) in goku_ep_enable()
147 ep->is_in = usb_endpoint_dir_in(desc); in goku_ep_enable()
148 if (ep->is_in) { in goku_ep_enable()
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H A Dm66592-udc.c35 static void irq_ep0_write(struct m66592_ep *ep, struct m66592_request *req);
36 static void irq_packet_write(struct m66592_ep *ep, struct m66592_request *req);
40 static void transfer_complete(struct m66592_ep *ep,
99 INIT_LIST_HEAD(&m66592->ep[0].queue); in m66592_usb_disconnect()
208 struct m66592_ep *ep = m66592->pipenum2ep[pipenum]; in pipe_change() local
211 if (ep->use_dma) in pipe_change()
214 m66592_mdfy(m66592, pipenum, M66592_CURPIPE, ep->fifosel); in pipe_change()
223 m66592_bset(m66592, mbw, ep->fifosel); in pipe_change()
300 static void pipe_initialize(struct m66592_ep *ep) in pipe_initialize() argument
302 struct m66592 *m66592 = ep->m66592; in pipe_initialize()
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H A Dfusb300_udc.c33 static void done(struct fusb300_ep *ep, struct fusb300_request *req,
55 static void fusb300_ep_setting(struct fusb300_ep *ep, in fusb300_ep_setting() argument
58 ep->epnum = info.epnum; in fusb300_ep_setting()
59 ep->type = info.type; in fusb300_ep_setting()
62 static int fusb300_ep_release(struct fusb300_ep *ep) in fusb300_ep_release() argument
64 if (!ep->epnum) in fusb300_ep_release()
66 ep->epnum = 0; in fusb300_ep_release()
67 ep->stall = 0; in fusb300_ep_release()
68 ep->wedged = 0; in fusb300_ep_release()
73 u32 ep) in fusb300_set_fifo_entry() argument
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H A Daspeed_udc.c37 #define AST_UDC_EP_ACK_IER 0x10 /* Programmable ep Pool ACK Interrupt Enable Reg */
38 #define AST_UDC_EP_NAK_IER 0x14 /* Programmable ep Pool NAK Interrupt Enable Reg */
39 #define AST_UDC_EP_ACK_ISR 0x18 /* Programmable ep Pool ACK Interrupt Status Reg */
40 #define AST_UDC_EP_NAK_ISR 0x1C /* Programmable ep Pool NAK Interrupt Status Reg */
43 #define AST_VHUB_EP_DATA 0x28 /* Programmable ep Pool Data Toggle Value Set */
85 /* EP isr reg */
98 /* Programmable EP data toggle */
122 /* EP config reg */
136 /* EP DMA ctrl reg */
145 /* EP DMA status reg */
[all …]
H A Dgr_udc.c90 static void gr_dbgprint_request(const char *str, struct gr_ep *ep, in gr_dbgprint_request() argument
93 int buflen = ep->is_in ? req->req.length : req->req.actual; in gr_dbgprint_request()
97 dev_dbg(ep->dev->dev, "%s: 0x%p, %d bytes data%s:\n", str, req, buflen, in gr_dbgprint_request()
111 static void gr_dbgprint_request(const char *str, struct gr_ep *ep, in gr_dbgprint_request() argument
124 static void gr_seq_ep_show(struct seq_file *seq, struct gr_ep *ep) in gr_seq_ep_show() argument
126 u32 epctrl = gr_read32(&ep->regs->epctrl); in gr_seq_ep_show()
127 u32 epstat = gr_read32(&ep->regs->epstat); in gr_seq_ep_show()
131 seq_printf(seq, "%s:\n", ep->ep.name); in gr_seq_ep_show()
136 seq_printf(seq, " dma_start = %d\n", ep->dma_start); in gr_seq_ep_show()
137 seq_printf(seq, " stopped = %d\n", ep->stopped); in gr_seq_ep_show()
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H A Dnet2272.c44 "ep-a", "ep-b", "ep-c",
60 * dma_ep: selects the endpoint for use with dma (1=ep-a, 2=ep-b)
89 * mode 0 == ep-{a,b,c} 512db each
90 * mode 1 == ep-a 1k, ep-{b,c} 512db
91 * mode 2 == ep-a 1k, ep-b 1k, ep-c 512db
92 * mode 3 == ep-a 1k, ep-b disabled, ep-c 512db
106 static void assert_out_naking(struct net2272_ep *ep, const char *where) in assert_out_naking() argument
114 tmp = net2272_ep_read(ep, EP_STAT0); in assert_out_naking()
116 dev_dbg(ep->dev->dev, "%s %s %02x !NAK\n", in assert_out_naking()
117 ep->ep.name, where, tmp); in assert_out_naking()
[all …]
H A Dpxa27x_udc.c78 static void handle_ep(struct pxa_ep *ep);
138 struct pxa_ep *ep; in queues_dbg_show() local
147 ep = &udc->pxa_ep[i]; in queues_dbg_show()
148 maxpkt = ep->fifo_size; in queues_dbg_show()
150 EPNAME(ep), maxpkt, "pio"); in queues_dbg_show()
152 if (list_empty(&ep->queue)) { in queues_dbg_show()
157 list_for_each_entry(req, &ep->queue, queue) { in queues_dbg_show()
171 struct pxa_ep *ep; in eps_dbg_show() local
178 ep = &udc->pxa_ep[0]; in eps_dbg_show()
179 tmp = udc_ep_readl(ep, UDCCSR); in eps_dbg_show()
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H A Domap_udc.c119 static void use_ep(struct omap_ep *ep, u16 select) in use_ep() argument
121 u16 num = ep->bEndpointAddress & 0x0f; in use_ep()
123 if (ep->bEndpointAddress & USB_DIR_IN) in use_ep()
139 static void dma_channel_claim(struct omap_ep *ep, unsigned preferred);
146 struct omap_ep *ep = container_of(_ep, struct omap_ep, ep); in omap_ep_enable() local
154 || ep->bEndpointAddress != desc->bEndpointAddress in omap_ep_enable()
155 || ep->maxpacket < usb_endpoint_maxp(desc)) { in omap_ep_enable()
156 DBG("%s, bad ep or descriptor\n", __func__); in omap_ep_enable()
161 && maxp != ep->maxpacket) in omap_ep_enable()
162 || usb_endpoint_maxp(desc) > ep->maxpacket in omap_ep_enable()
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/linux/drivers/usb/fotg210/
H A Dfotg210-udc.c40 static void fotg210_disable_fifo_int(struct fotg210_ep *ep) in fotg210_disable_fifo_int() argument
42 u32 value = ioread32(ep->fotg210->reg + FOTG210_DMISGR1); in fotg210_disable_fifo_int()
44 if (ep->dir_in) in fotg210_disable_fifo_int()
45 value |= DMISGR1_MF_IN_INT(ep->epnum - 1); in fotg210_disable_fifo_int()
47 value |= DMISGR1_MF_OUTSPK_INT(ep->epnum - 1); in fotg210_disable_fifo_int()
48 iowrite32(value, ep->fotg210->reg + FOTG210_DMISGR1); in fotg210_disable_fifo_int()
51 static void fotg210_enable_fifo_int(struct fotg210_ep *ep) in fotg210_enable_fifo_int() argument
53 u32 value = ioread32(ep->fotg210->reg + FOTG210_DMISGR1); in fotg210_enable_fifo_int()
55 if (ep->dir_in) in fotg210_enable_fifo_int()
56 value &= ~DMISGR1_MF_IN_INT(ep->epnum - 1); in fotg210_enable_fifo_int()
[all …]
/linux/drivers/usb/gadget/udc/bdc/
H A Dbdc_ep.c51 /* Free the bdl during ep disable */
52 static void ep_bd_list_free(struct bdc_ep *ep, u32 num_tabs) in ep_bd_list_free() argument
54 struct bd_list *bd_list = &ep->bd_list; in ep_bd_list_free()
55 struct bdc *bdc = ep->bdc; in ep_bd_list_free()
59 dev_dbg(bdc->dev, "%s ep:%s num_tabs:%d\n", in ep_bd_list_free()
60 __func__, ep->name, num_tabs); in ep_bd_list_free()
63 dev_dbg(bdc->dev, "%s already freed\n", ep->name); in ep_bd_list_free()
95 kfree(ep->bd_list.bd_table_array); in ep_bd_list_free()
120 /* Allocate the bdl for ep, during config ep */
121 static int ep_bd_list_alloc(struct bdc_ep *ep) in ep_bd_list_alloc() argument
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/linux/drivers/scsi/libfc/
H A Dfc_exch.c245 * @ep: Echange to be held
247 static inline void fc_exch_hold(struct fc_exch *ep) in fc_exch_hold() argument
249 atomic_inc(&ep->ex_refcnt); in fc_exch_hold()
255 * @ep: The exchange to that will use the header
262 static void fc_exch_setup_hdr(struct fc_exch *ep, struct fc_frame *fp, in fc_exch_setup_hdr() argument
268 fr_sof(fp) = ep->class; in fc_exch_setup_hdr()
269 if (ep->seq.cnt) in fc_exch_setup_hdr()
270 fr_sof(fp) = fc_sof_normal(ep->class); in fc_exch_setup_hdr()
274 if (fc_sof_needs_ack((enum fc_sof)ep->class)) in fc_exch_setup_hdr()
298 fh->fh_ox_id = htons(ep->oxid); in fc_exch_setup_hdr()
[all …]
/linux/net/sctp/
H A Dendpointola.c41 static struct sctp_endpoint *sctp_endpoint_init(struct sctp_endpoint *ep, in sctp_endpoint_init() argument
48 ep->digest = kzalloc(SCTP_SIGNATURE_SIZE, gfp); in sctp_endpoint_init()
49 if (!ep->digest) in sctp_endpoint_init()
52 ep->asconf_enable = net->sctp.addip_enable; in sctp_endpoint_init()
53 ep->auth_enable = net->sctp.auth_enable; in sctp_endpoint_init()
54 if (ep->auth_enable) { in sctp_endpoint_init()
55 if (sctp_auth_init(ep, gfp)) in sctp_endpoint_init()
57 if (ep->asconf_enable) { in sctp_endpoint_init()
58 sctp_auth_ep_add_chunkid(ep, SCTP_CID_ASCONF); in sctp_endpoint_init()
59 sctp_auth_ep_add_chunkid(ep, SCTP_CID_ASCONF_ACK); in sctp_endpoint_init()
[all …]
/linux/drivers/video/fbdev/
H A Dsunxvr500.c56 static int e3d_get_props(struct e3d_info *ep) in e3d_get_props() argument
58 ep->width = of_getintprop_default(ep->of_node, "width", 0); in e3d_get_props()
59 ep->height = of_getintprop_default(ep->of_node, "height", 0); in e3d_get_props()
60 ep->depth = of_getintprop_default(ep->of_node, "depth", 8); in e3d_get_props()
62 if (!ep->width || !ep->height) { in e3d_get_props()
64 pci_name(ep->pdev)); in e3d_get_props()
99 static void e3d_clut_write(struct e3d_info *ep, int index, u32 val) in e3d_clut_write() argument
101 void __iomem *ramdac = ep->ramdac; in e3d_clut_write()
104 spin_lock_irqsave(&ep->lock, flags); in e3d_clut_write()
109 spin_unlock_irqrestore(&ep->lock, flags); in e3d_clut_write()
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