Home
last modified time | relevance | path

Searched full:ssp (Results 1 – 25 of 248) sorted by relevance

12345678910

/linux/drivers/tty/serial/
H A Dsifive.c220 * @ssp: pointer to a struct sifive_serial_port record
223 * IP block base, given a pointer @ssp to a struct sifive_serial_port record.
227 static void __ssp_writel(u32 v, u16 offs, struct sifive_serial_port *ssp) in __ssp_writel() argument
229 __ssp_early_writel(v, offs, &ssp->port); in __ssp_writel()
234 * @ssp: pointer to a struct sifive_serial_port record
238 * IP block base, given a pointer @ssp to a struct sifive_serial_port record.
244 static u32 __ssp_readl(struct sifive_serial_port *ssp, u16 offs) in __ssp_readl() argument
246 return __ssp_early_readl(&ssp->port, offs); in __ssp_readl()
251 * @ssp: pointer to a struct sifive_serial_port
260 static int sifive_serial_is_txfifo_full(struct sifive_serial_port *ssp) in sifive_serial_is_txfifo_full() argument
[all …]
/linux/sound/soc/pxa/
H A Dpxa-ssp.c3 * pxa-ssp.c -- ALSA Soc Audio Layer
33 #include "pxa-ssp.h"
36 * SSP audio private data
39 struct ssp_device *ssp; member
53 static void dump_registers(struct ssp_device *ssp) in dump_registers() argument
55 dev_dbg(ssp->dev, "SSCR0 0x%08x SSCR1 0x%08x SSTO 0x%08x\n", in dump_registers()
56 pxa_ssp_read_reg(ssp, SSCR0), pxa_ssp_read_reg(ssp, SSCR1), in dump_registers()
57 pxa_ssp_read_reg(ssp, SSTO)); in dump_registers()
59 dev_dbg(ssp->dev, "SSPSP 0x%08x SSSR 0x%08x SSACD 0x%08x\n", in dump_registers()
60 pxa_ssp_read_reg(ssp, SSPSP), pxa_ssp_read_reg(ssp, SSSR), in dump_registers()
[all …]
H A Dpxa-ssp.h3 * ASoC PXA SSP port support
9 /* SSP clock sources */
16 /* SSP audio dividers */
21 /* SSP ACDS audio dividers values */
29 /* SSP divider bypass */
/linux/include/linux/
H A Dsrcu.h28 int __init_srcu_struct(struct srcu_struct *ssp, const char *name,
31 #define init_srcu_struct(ssp) \ argument
35 __init_srcu_struct((ssp), #ssp, &__srcu_key); \
41 int init_srcu_struct(struct srcu_struct *ssp);
56 void __srcu_read_unlock(struct srcu_struct *ssp, int idx) __releases(ssp);
66 void call_srcu(struct srcu_struct *ssp, struct rcu_head *head,
68 void cleanup_srcu_struct(struct srcu_struct *ssp);
69 void synchronize_srcu(struct srcu_struct *ssp);
84 unsigned long get_state_synchronize_srcu(struct srcu_struct *ssp);
85 unsigned long start_poll_synchronize_srcu(struct srcu_struct *ssp);
[all …]
H A Dpxa2xx_ssp.h5 * This driver supports the following PXA CPU/SSP ports:-
7 * PXA250 SSP
8 * PXA255 SSP, NSSP
9 * PXA26x SSP, NSSP, ASSP
29 * SSP Serial Port Registers
30 * PXA250, PXA255, PXA26x and PXA27x SSP controllers are all slightly different.
34 #define SSCR0 (0x00) /* SSP Control Register 0 */
35 #define SSCR1 (0x04) /* SSP Control Register 1 */
36 #define SSSR (0x08) /* SSP Status Register */
37 #define SSITR (0x0C) /* SSP Interrupt Test Register */
[all …]
H A Dsrcutree.h49 struct srcu_struct *ssp; member
210 int __srcu_read_lock(struct srcu_struct *ssp) __acquires(ssp);
211 void synchronize_srcu_expedited(struct srcu_struct *ssp);
212 void srcu_barrier(struct srcu_struct *ssp);
213 void srcu_torture_stats_print(struct srcu_struct *ssp, char *tt, char *tf);
217 static inline bool __srcu_ptr_to_ctr(struct srcu_struct *ssp, struct srcu_ctr __percpu *scpp) in __srcu_ptr_to_ctr() argument
219 return scpp - &ssp->sda->srcu_ctrs[0]; in __srcu_ptr_to_ctr()
224 static inline struct srcu_ctr __percpu *__srcu_ctr_to_ptr(struct srcu_struct *ssp, int idx) in __srcu_ctr_to_ptr() argument
226 return &ssp->sda->srcu_ctrs[idx]; in __srcu_ctr_to_ptr()
243 static inline struct srcu_ctr __percpu *__srcu_read_lock_fast(struct srcu_struct *ssp) in __srcu_read_lock_fast() argument
[all …]
/linux/kernel/rcu/
H A Dsrcutree.c76 static void srcu_reschedule(struct srcu_struct *ssp, unsigned long delay);
123 static void init_srcu_struct_data(struct srcu_struct *ssp) in init_srcu_struct_data() argument
133 sdp = per_cpu_ptr(ssp->sda, cpu); in init_srcu_struct_data()
137 sdp->srcu_gp_seq_needed = ssp->srcu_sup->srcu_gp_seq; in init_srcu_struct_data()
138 sdp->srcu_gp_seq_needed_exp = ssp->srcu_sup->srcu_gp_seq; in init_srcu_struct_data()
144 sdp->ssp = ssp; in init_srcu_struct_data()
164 static bool init_srcu_struct_nodes(struct srcu_struct *ssp, gfp_t gfp_flags) in init_srcu_struct_nodes() argument
176 ssp->srcu_sup->node = kcalloc(rcu_num_nodes, sizeof(*ssp in init_srcu_struct_nodes()
237 init_srcu_struct_fields(struct srcu_struct * ssp,bool is_static) init_srcu_struct_fields() argument
289 __init_srcu_struct(struct srcu_struct * ssp,const char * name,struct lock_class_key * key) __init_srcu_struct() argument
309 init_srcu_struct(struct srcu_struct * ssp) init_srcu_struct() argument
320 __srcu_transition_to_big(struct srcu_struct * ssp) __srcu_transition_to_big() argument
329 srcu_transition_to_big(struct srcu_struct * ssp) srcu_transition_to_big() argument
349 spin_lock_irqsave_check_contention(struct srcu_struct * ssp) spin_lock_irqsave_check_contention() argument
373 struct srcu_struct *ssp = sdp->ssp; spin_lock_irqsave_sdp_contention() local
389 spin_lock_irqsave_ssp_contention(struct srcu_struct * ssp,unsigned long * flags) spin_lock_irqsave_ssp_contention() argument
405 check_init_srcu_struct(struct srcu_struct * ssp) check_init_srcu_struct() argument
424 srcu_gp_is_expedited(struct srcu_struct * ssp) srcu_gp_is_expedited() argument
437 srcu_readers_lock_idx(struct srcu_struct * ssp,int idx,bool gp,unsigned long unlocks) srcu_readers_lock_idx() argument
461 srcu_readers_unlock_idx(struct srcu_struct * ssp,int idx,unsigned long * rdm) srcu_readers_unlock_idx() argument
483 srcu_readers_active_idx_check(struct srcu_struct * ssp,int idx) srcu_readers_active_idx_check() argument
577 srcu_readers_active(struct srcu_struct * ssp) srcu_readers_active() argument
644 srcu_get_delay(struct srcu_struct * ssp) srcu_get_delay() argument
676 cleanup_srcu_struct(struct srcu_struct * ssp) cleanup_srcu_struct() argument
724 __srcu_check_read_flavor(struct srcu_struct * ssp,int read_flavor) __srcu_check_read_flavor() argument
750 __srcu_read_lock(struct srcu_struct * ssp) __srcu_read_lock() argument
765 __srcu_read_unlock(struct srcu_struct * ssp,int idx) __srcu_read_unlock() argument
779 __srcu_read_lock_nmisafe(struct srcu_struct * ssp) __srcu_read_lock_nmisafe() argument
795 __srcu_read_unlock_nmisafe(struct srcu_struct * ssp,int idx) __srcu_read_unlock_nmisafe() argument
807 srcu_gp_start(struct srcu_struct * ssp) srcu_gp_start() argument
855 srcu_schedule_cbs_snp(struct srcu_struct * ssp,struct srcu_node * snp,unsigned long mask,unsigned long delay) srcu_schedule_cbs_snp() argument
876 srcu_gp_end(struct srcu_struct * ssp) srcu_gp_end() argument
982 srcu_funnel_exp_start(struct srcu_struct * ssp,struct srcu_node * snp,unsigned long s) srcu_funnel_exp_start() argument
1022 srcu_funnel_gp_start(struct srcu_struct * ssp,struct srcu_data * sdp,unsigned long s,bool do_norm) srcu_funnel_gp_start() argument
1103 try_check_zero(struct srcu_struct * ssp,int idx,int trycount) try_check_zero() argument
1125 srcu_flip(struct srcu_struct * ssp) srcu_flip() argument
1196 srcu_should_expedite(struct srcu_struct * ssp) srcu_should_expedite() argument
1251 srcu_gp_start_if_needed(struct srcu_struct * ssp,struct rcu_head * rhp,bool do_norm) srcu_gp_start_if_needed() argument
1379 __call_srcu(struct srcu_struct * ssp,struct rcu_head * rhp,rcu_callback_t func,bool do_norm) __call_srcu() argument
1413 call_srcu(struct srcu_struct * ssp,struct rcu_head * rhp,rcu_callback_t func) call_srcu() argument
1423 __synchronize_srcu(struct srcu_struct * ssp,bool do_norm) __synchronize_srcu() argument
1465 synchronize_srcu_expedited(struct srcu_struct * ssp) synchronize_srcu_expedited() argument
1520 synchronize_srcu(struct srcu_struct * ssp) synchronize_srcu() argument
1539 get_state_synchronize_srcu(struct srcu_struct * ssp) get_state_synchronize_srcu() argument
1558 start_poll_synchronize_srcu(struct srcu_struct * ssp) start_poll_synchronize_srcu() argument
1589 poll_state_synchronize_srcu(struct srcu_struct * ssp,unsigned long cookie) poll_state_synchronize_srcu() argument
1607 struct srcu_struct *ssp; srcu_barrier_cb() local
1624 srcu_barrier_one_cpu(struct srcu_struct * ssp,struct srcu_data * sdp) srcu_barrier_one_cpu() argument
1642 srcu_barrier(struct srcu_struct * ssp) srcu_barrier() argument
1686 srcu_batches_completed(struct srcu_struct * ssp) srcu_batches_completed() argument
1697 srcu_advance_state(struct srcu_struct * ssp) srcu_advance_state() argument
1774 struct srcu_struct *ssp; srcu_invoke_callbacks() local
1828 srcu_reschedule(struct srcu_struct * ssp,unsigned long delay) srcu_reschedule() argument
1855 struct srcu_struct *ssp; process_srcu() local
1882 srcutorture_get_gp_data(struct srcu_struct * ssp,int * flags,unsigned long * gp_seq) srcutorture_get_gp_data() argument
1903 srcu_torture_stats_print(struct srcu_struct * ssp,char * tt,char * tf) srcu_torture_stats_print() argument
2008 struct srcu_struct *ssp; srcu_module_coming() local
2025 struct srcu_struct *ssp; srcu_module_going() local
[all...]
/linux/drivers/spi/
H A Dspi-pxa2xx-platform.c22 pxa2xx_spi_init_ssp(struct platform_device *pdev, struct ssp_device *ssp, enum pxa_ssp_type type) in pxa2xx_spi_init_ssp() argument
29 ssp->mmio_base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); in pxa2xx_spi_init_ssp()
30 if (IS_ERR(ssp->mmio_base)) in pxa2xx_spi_init_ssp()
31 return PTR_ERR(ssp->mmio_base); in pxa2xx_spi_init_ssp()
33 ssp->phys_base = res->start; in pxa2xx_spi_init_ssp()
35 ssp->clk = devm_clk_get(dev, NULL); in pxa2xx_spi_init_ssp()
36 if (IS_ERR(ssp->clk)) in pxa2xx_spi_init_ssp()
37 return PTR_ERR(ssp->clk); in pxa2xx_spi_init_ssp()
39 ssp->irq = platform_get_irq(pdev, 0); in pxa2xx_spi_init_ssp()
40 if (ssp->irq < 0) in pxa2xx_spi_init_ssp()
[all …]
H A Dspi-pxa2xx-pci.c67 static int pxa2xx_spi_pci_clk_register(struct pci_dev *dev, struct ssp_device *ssp, in pxa2xx_spi_pci_clk_register() argument
72 snprintf(buf, sizeof(buf), "pxa2xx-spi.%d", ssp->port_id); in pxa2xx_spi_pci_clk_register()
73 ssp->clk = clk_register_fixed_rate(&dev->dev, buf, NULL, 0, rate); in pxa2xx_spi_pci_clk_register()
74 if (IS_ERR(ssp->clk)) in pxa2xx_spi_pci_clk_register()
75 return PTR_ERR(ssp->clk); in pxa2xx_spi_pci_clk_register()
77 return devm_add_action_or_reset(&dev->dev, pxa2xx_spi_pci_clk_unregister, ssp->clk); in pxa2xx_spi_pci_clk_register()
98 struct ssp_device *ssp = &c->ssp; in lpss_spi_setup() local
105 ssp->type = LPSS_BYT_SSP; in lpss_spi_setup()
106 ssp->port_id = 0; in lpss_spi_setup()
111 ssp->type = LPSS_BSW_SSP; in lpss_spi_setup()
[all …]
H A Dspi-pxa2xx.c35 * For testing SSCR1 changes that require SSP restart, basically
309 * Read and write LPSS SSP private registers. Caller must first check that
340 * lpss_ssp_setup - perform LPSS SSP specific setup
343 * Perform LPSS SSP specific setup. This function must be called first if
344 * one is going to use LPSS SSP private registers.
352 drv_data->lpss_base = drv_data->ssp->mmio_base + config->offset; in lpss_ssp_setup()
441 /* Wait until SSP becomes idle before deasserting the CS */ in cs_deassert()
478 pxa_ssp_disable(drv_data->ssp); in pxa2xx_spi_off()
617 dev_err(drv_data->ssp->dev, "%s\n", msg); in int_error_stop()
713 dev_err(drv_data->ssp->dev, "bad message state in interrupt handler\n"); in handle_bad_msg()
[all …]
H A Dspi-pxa2xx.h21 * The platform data for SSP controller devices
36 struct ssp_device ssp; member
44 /* SSP Info */
45 struct ssp_device *ssp; member
54 /* SSP masks*/
81 return pxa_ssp_read_reg(drv_data->ssp, reg); in pxa2xx_spi_read()
86 pxa_ssp_write_reg(drv_data->ssp, reg, val); in pxa2xx_spi_write()
135 int pxa2xx_spi_probe(struct device *dev, struct ssp_device *ssp,
H A Dspi-pxa2xx-dma.c52 /* In case we got an error we disable the SSP now */ in pxa2xx_spi_dma_transfer_complete()
53 pxa_ssp_disable(drv_data->ssp); in pxa2xx_spi_dma_transfer_complete()
93 cfg.dst_addr = drv_data->ssp->phys_base + SSDR; in pxa2xx_spi_dma_prepare_one()
100 cfg.src_addr = drv_data->ssp->phys_base + SSDR; in pxa2xx_spi_dma_prepare_one()
110 dev_warn(drv_data->ssp->dev, "DMA slave config failed\n"); in pxa2xx_spi_dma_prepare_one()
124 dev_err(drv_data->ssp->dev, "FIFO overrun\n"); in pxa2xx_spi_dma_transfer()
144 dev_err(drv_data->ssp->dev, "failed to get DMA TX descriptor\n"); in pxa2xx_spi_dma_prepare()
151 dev_err(drv_data->ssp->dev, "failed to get DMA RX descriptor\n"); in pxa2xx_spi_dma_prepare()
189 struct device *dev = drv_data->ssp->dev; in pxa2xx_spi_dma_setup()
/linux/arch/arm/mach-sa1100/
H A Dssp.c3 * linux/arch/arm/mach-sa1100/ssp.c
7 * Generic SSP driver. This provides the generic core for simple
8 * IO-based SSP applications.
21 #include <asm/hardware/ssp.h>
30 printk(KERN_WARNING "SSP: receiver overrun\n"); in ssp_interrupt()
38 * ssp_write_word - write a word to the SSP port
41 * Wait for a free entry in the SSP transmit FIFO, and write a data
42 * word to the SSP port. Wait for the SSP port to start sending
74 * ssp_read_word - read a word from the SSP port
76 * Wait for a data word in the SSP receive FIFO, and return the
[all …]
H A Djornada720_ssp.c8 * SSP driver for the HP Jornada 710/720/728
22 #include <asm/hardware/ssp.h>
49 * jornada_ssp_byte - waits for ready ssp bus and sends byte
65 printk(KERN_WARNING "SSP: timeout while waiting for transmit\n"); in jornada_ssp_byte()
143 printk(KERN_INFO "SSP: device initialized with irq\n"); in jornada_ssp_probe()
147 printk(KERN_WARNING "SSP: initialization failed, trying non-irq solution \n"); in jornada_ssp_probe()
171 printk(KERN_WARNING "SSP: attempts failed, bailing\n"); in jornada_ssp_probe()
177 printk(KERN_INFO "SSP: device initialized\n"); in jornada_ssp_probe()
/linux/Documentation/devicetree/bindings/spi/
H A Dmarvell,mmp2-ssp.yaml5 $id: http://devicetree.org/schemas/spi/marvell,mmp2-ssp.yaml#
8 title: PXA2xx SSP SPI Controller
16 - marvell,mmp2-ssp
17 - mrvl,ce4100-ssp
18 - mvrl,pxa168-ssp
19 - mrvl,pxa25x-ssp
21 - mrvl,pxa27x-ssp
22 - mrvl,pxa3xx-ssp
23 - mrvl,pxa910-ssp
65 const: marvell,mmp2-ssp
[all …]
/linux/Documentation/devicetree/bindings/pinctrl/
H A Dmarvell,dove-pinctrl.txt30 mpp10 10 gpio, pmu, ssp(sclk), pmu*
36 ssp(extclk), pmu*
37 mpp14 14 gpio, pmu, uart2(txd), sdio1(buspwr), ssp(rxd), pmu*
38 mpp15 15 gpio, pmu, uart2(rxd), sdio1(ledctrl), ssp(sfrm), pmu*
47 uart1(cts), ssp(sfrm)
49 lcd-spi(mosi), uart1(cts), ssp(txd)
51 lcd-spi(sck), ssp(sclk)
55 mpp_audio1 52-57 gpio, i2s1/spdifo, i2s1, spdifo, twsi, ssp/spdifo, ssp,
56 ssp/twsi
85 - ssp/spdifo : ssp on pins 52-55, spdifo on pin 57, no gpios
[all …]
/linux/drivers/clk/mxs/
H A Dclk-ssp.c21 void mxs_ssp_set_clk_rate(struct mxs_ssp *ssp, unsigned int rate) in mxs_ssp_set_clk_rate() argument
27 ssp_clk = clk_get_rate(ssp->clk); in mxs_ssp_set_clk_rate()
37 dev_err(ssp->dev, in mxs_ssp_set_clk_rate()
44 val = readl(ssp->base + HW_SSP_TIMING(ssp)); in mxs_ssp_set_clk_rate()
48 writel(val, ssp->base + HW_SSP_TIMING(ssp)); in mxs_ssp_set_clk_rate()
50 ssp->clk_rate = ssp_sck; in mxs_ssp_set_clk_rate()
52 dev_dbg(ssp->dev, in mxs_ssp_set_clk_rate()
/linux/Documentation/devicetree/bindings/sound/
H A Dmrvl,pxa-ssp.txt1 Marvell PXA SSP CPU DAI bindings
5 compatible Must be "mrvl,pxa-ssp-dai"
6 port A phandle reference to a PXA ssp upstream device
20 ssp1: ssp@41000000 {
21 compatible = "mrvl,pxa3xx-ssp";
24 clock-names = "pxa27x-ssp.0";
30 compatible = "mrvl,pxa-ssp-dai";
/linux/drivers/iio/common/ssp_sensors/
H A DKconfig3 # SSP sensor drivers and commons configuration
5 menu "SSP Sensor Common"
8 tristate "Commons for all SSP Sensor IIO drivers"
13 Say yes here to build commons for SSP sensors.
22 SSP driver for sensorhub.
23 If you say yes here you get ssp support for sensorhub.
H A Dssp.h18 #define ssp_dbg(format, ...) pr_info("[SSP] "format, ##__VA_ARGS__)
56 /* AP -> SSP Instruction */
119 /* SSP -> AP ACK about write CMD */
120 #define SSP_MSG_ACK 0x80 /* ACK from SSP to AP */
121 #define SSP_MSG_NAK 0x70 /* NAK from SSP to AP */
142 * struct ssp_data - ssp platformdata structure
160 * state of ssp
/linux/sound/soc/intel/catpt/
H A Dregisters.h35 #define CATPT_CS_SFCR(ssp) BIT(27 + (ssp)) argument
39 #define CATPT_CS_SDPM(ssp) BIT(11 + (ssp)) argument
44 #define CATPT_CS_SBCS(ssp) BIT(2 + (ssp)) argument
113 /* defaults to reset SSP registers to after each power cycle */
144 #define catpt_ssp_addr(cdev, ssp) \ argument
145 ((cdev)->lpe_ba + (cdev)->spec->host_ssp_offset[ssp])
151 #define catpt_writel_ssp(cdev, ssp, reg, val) \ argument
152 writel(val, catpt_ssp_addr(cdev, ssp) + (reg))
/linux/sound/soc/intel/boards/
H A Dsof_ssp_amp.c52 /* BE ID defined in sof-tgl-rt1308-hdmi-ssp.m4 */
185 /* SSP 1 and SSP 5 are used for HDMI IN */
198 /* SSP 0 and SSP 2 are used for HDMI IN */
204 /* SSP 0 and SSP 2 are used for HDMI IN */
210 /* SSP 0 and SSP 2 are used for HDMI IN */
216 /* SSP 0 and SSP 2 are used for HDMI IN */
H A Dsof_board_helpers.h10 #include <sound/soc-acpi-intel-ssp-common.h>
18 /* SSP port number for headphone codec: 3 bits */
24 /* SSP port number for speaker amplifier: 3 bits */
30 /* SSP port number for BT audio offload: 3 bits */
36 /* SSP port mask for HDMI capture: 6 bits */
120 * @ssp_codec: ssp port number of headphone BE link
121 * @ssp_amp: ssp port number of speaker BE link
122 * @ssp_bt: ssp port number of BT offload BE link
123 * @ssp_mask_hdmi_in: ssp port mask of HDMI-IN BE link
/linux/drivers/scsi/isci/
H A Dremote_node_context.c129 rnc->ssp.remote_node_index = rni; in sci_remote_node_context_construct_buffer()
130 rnc->ssp.remote_node_port_width = idev->device_port_width; in sci_remote_node_context_construct_buffer()
131 rnc->ssp.logical_port_index = idev->owning_port->physical_port_index; in sci_remote_node_context_construct_buffer()
135 rnc->ssp.remote_sas_address_hi = upper_32_bits(sas_addr); in sci_remote_node_context_construct_buffer()
136 rnc->ssp.remote_sas_address_lo = lower_32_bits(sas_addr); in sci_remote_node_context_construct_buffer()
138 rnc->ssp.nexus_loss_timer_enable = true; in sci_remote_node_context_construct_buffer()
139 rnc->ssp.check_bit = false; in sci_remote_node_context_construct_buffer()
140 rnc->ssp.is_valid = false; in sci_remote_node_context_construct_buffer()
141 rnc->ssp.is_remote_node_context = true; in sci_remote_node_context_construct_buffer()
142 rnc->ssp.function_number = 0; in sci_remote_node_context_construct_buffer()
[all …]
/linux/tools/testing/selftests/x86/
H A Dtest_shadow_stack.c135 unsigned long ssp; in try_shstk() local
140 ssp = get_ssp(); in try_shstk()
141 printf("[INFO]\tchanging ssp from %lx to %lx\n", ssp, new_ssp); in try_shstk()
148 ssp -= 8; in try_shstk()
149 asm volatile("rstorssp (%0)\n":: "r" (ssp)); in try_shstk()
878 /* The SSP adjustment caused a segfault. */ in segv_handler_ptrace()
884 unsigned long saved_ssp, ssp = 0; in test_ptrace() local
890 iov.iov_base = &ssp; in test_ptrace()
891 iov.iov_len = sizeof(ssp); in test_ptrace()
895 ssp = get_ssp(); in test_ptrace()
[all …]

12345678910