Lines Matching refs:mcbsp
39 static void omap_mcbsp_dump_reg(struct omap_mcbsp *mcbsp) in omap_mcbsp_dump_reg() argument
41 dev_dbg(mcbsp->dev, "**** McBSP%d regs ****\n", mcbsp->id); in omap_mcbsp_dump_reg()
42 dev_dbg(mcbsp->dev, "DRR2: 0x%04x\n", MCBSP_READ(mcbsp, DRR2)); in omap_mcbsp_dump_reg()
43 dev_dbg(mcbsp->dev, "DRR1: 0x%04x\n", MCBSP_READ(mcbsp, DRR1)); in omap_mcbsp_dump_reg()
44 dev_dbg(mcbsp->dev, "DXR2: 0x%04x\n", MCBSP_READ(mcbsp, DXR2)); in omap_mcbsp_dump_reg()
45 dev_dbg(mcbsp->dev, "DXR1: 0x%04x\n", MCBSP_READ(mcbsp, DXR1)); in omap_mcbsp_dump_reg()
46 dev_dbg(mcbsp->dev, "SPCR2: 0x%04x\n", MCBSP_READ(mcbsp, SPCR2)); in omap_mcbsp_dump_reg()
47 dev_dbg(mcbsp->dev, "SPCR1: 0x%04x\n", MCBSP_READ(mcbsp, SPCR1)); in omap_mcbsp_dump_reg()
48 dev_dbg(mcbsp->dev, "RCR2: 0x%04x\n", MCBSP_READ(mcbsp, RCR2)); in omap_mcbsp_dump_reg()
49 dev_dbg(mcbsp->dev, "RCR1: 0x%04x\n", MCBSP_READ(mcbsp, RCR1)); in omap_mcbsp_dump_reg()
50 dev_dbg(mcbsp->dev, "XCR2: 0x%04x\n", MCBSP_READ(mcbsp, XCR2)); in omap_mcbsp_dump_reg()
51 dev_dbg(mcbsp->dev, "XCR1: 0x%04x\n", MCBSP_READ(mcbsp, XCR1)); in omap_mcbsp_dump_reg()
52 dev_dbg(mcbsp->dev, "SRGR2: 0x%04x\n", MCBSP_READ(mcbsp, SRGR2)); in omap_mcbsp_dump_reg()
53 dev_dbg(mcbsp->dev, "SRGR1: 0x%04x\n", MCBSP_READ(mcbsp, SRGR1)); in omap_mcbsp_dump_reg()
54 dev_dbg(mcbsp->dev, "PCR0: 0x%04x\n", MCBSP_READ(mcbsp, PCR0)); in omap_mcbsp_dump_reg()
55 dev_dbg(mcbsp->dev, "***********************\n"); in omap_mcbsp_dump_reg()
58 static int omap2_mcbsp_set_clks_src(struct omap_mcbsp *mcbsp, u8 fck_src_id) in omap2_mcbsp_set_clks_src() argument
71 fck_src = clk_get(mcbsp->dev, src); in omap2_mcbsp_set_clks_src()
73 dev_err(mcbsp->dev, "CLKS: could not clk_get() %s\n", src); in omap2_mcbsp_set_clks_src()
77 pm_runtime_put_sync(mcbsp->dev); in omap2_mcbsp_set_clks_src()
79 r = clk_set_parent(mcbsp->fclk, fck_src); in omap2_mcbsp_set_clks_src()
81 dev_err(mcbsp->dev, "CLKS: could not clk_set_parent() to %s\n", in omap2_mcbsp_set_clks_src()
87 pm_runtime_get_sync(mcbsp->dev); in omap2_mcbsp_set_clks_src()
96 struct omap_mcbsp *mcbsp = data; in omap_mcbsp_irq_handler() local
99 irqst = MCBSP_READ(mcbsp, IRQST); in omap_mcbsp_irq_handler()
100 dev_dbg(mcbsp->dev, "IRQ callback : 0x%x\n", irqst); in omap_mcbsp_irq_handler()
103 dev_err(mcbsp->dev, "RX Frame Sync Error!\n"); in omap_mcbsp_irq_handler()
105 dev_dbg(mcbsp->dev, "RX Frame Sync\n"); in omap_mcbsp_irq_handler()
107 dev_dbg(mcbsp->dev, "RX End Of Frame\n"); in omap_mcbsp_irq_handler()
109 dev_dbg(mcbsp->dev, "RX Buffer Threshold Reached\n"); in omap_mcbsp_irq_handler()
111 dev_err(mcbsp->dev, "RX Buffer Underflow!\n"); in omap_mcbsp_irq_handler()
113 dev_err(mcbsp->dev, "RX Buffer Overflow!\n"); in omap_mcbsp_irq_handler()
116 dev_err(mcbsp->dev, "TX Frame Sync Error!\n"); in omap_mcbsp_irq_handler()
118 dev_dbg(mcbsp->dev, "TX Frame Sync\n"); in omap_mcbsp_irq_handler()
120 dev_dbg(mcbsp->dev, "TX End Of Frame\n"); in omap_mcbsp_irq_handler()
122 dev_dbg(mcbsp->dev, "TX Buffer threshold Reached\n"); in omap_mcbsp_irq_handler()
124 dev_err(mcbsp->dev, "TX Buffer Underflow!\n"); in omap_mcbsp_irq_handler()
126 dev_err(mcbsp->dev, "TX Buffer Overflow!\n"); in omap_mcbsp_irq_handler()
128 dev_dbg(mcbsp->dev, "TX Buffer empty at end of frame\n"); in omap_mcbsp_irq_handler()
130 MCBSP_WRITE(mcbsp, IRQST, irqst); in omap_mcbsp_irq_handler()
137 struct omap_mcbsp *mcbsp = data; in omap_mcbsp_tx_irq_handler() local
140 irqst_spcr2 = MCBSP_READ(mcbsp, SPCR2); in omap_mcbsp_tx_irq_handler()
141 dev_dbg(mcbsp->dev, "TX IRQ callback : 0x%x\n", irqst_spcr2); in omap_mcbsp_tx_irq_handler()
144 dev_err(mcbsp->dev, "TX Frame Sync Error! : 0x%x\n", in omap_mcbsp_tx_irq_handler()
147 MCBSP_WRITE(mcbsp, SPCR2, MCBSP_READ_CACHE(mcbsp, SPCR2)); in omap_mcbsp_tx_irq_handler()
155 struct omap_mcbsp *mcbsp = data; in omap_mcbsp_rx_irq_handler() local
158 irqst_spcr1 = MCBSP_READ(mcbsp, SPCR1); in omap_mcbsp_rx_irq_handler()
159 dev_dbg(mcbsp->dev, "RX IRQ callback : 0x%x\n", irqst_spcr1); in omap_mcbsp_rx_irq_handler()
162 dev_err(mcbsp->dev, "RX Frame Sync Error! : 0x%x\n", in omap_mcbsp_rx_irq_handler()
165 MCBSP_WRITE(mcbsp, SPCR1, MCBSP_READ_CACHE(mcbsp, SPCR1)); in omap_mcbsp_rx_irq_handler()
177 static void omap_mcbsp_config(struct omap_mcbsp *mcbsp, in omap_mcbsp_config() argument
180 dev_dbg(mcbsp->dev, "Configuring McBSP%d phys_base: 0x%08lx\n", in omap_mcbsp_config()
181 mcbsp->id, mcbsp->phys_base); in omap_mcbsp_config()
184 MCBSP_WRITE(mcbsp, SPCR2, config->spcr2); in omap_mcbsp_config()
185 MCBSP_WRITE(mcbsp, SPCR1, config->spcr1); in omap_mcbsp_config()
186 MCBSP_WRITE(mcbsp, RCR2, config->rcr2); in omap_mcbsp_config()
187 MCBSP_WRITE(mcbsp, RCR1, config->rcr1); in omap_mcbsp_config()
188 MCBSP_WRITE(mcbsp, XCR2, config->xcr2); in omap_mcbsp_config()
189 MCBSP_WRITE(mcbsp, XCR1, config->xcr1); in omap_mcbsp_config()
190 MCBSP_WRITE(mcbsp, SRGR2, config->srgr2); in omap_mcbsp_config()
191 MCBSP_WRITE(mcbsp, SRGR1, config->srgr1); in omap_mcbsp_config()
192 MCBSP_WRITE(mcbsp, MCR2, config->mcr2); in omap_mcbsp_config()
193 MCBSP_WRITE(mcbsp, MCR1, config->mcr1); in omap_mcbsp_config()
194 MCBSP_WRITE(mcbsp, PCR0, config->pcr0); in omap_mcbsp_config()
195 if (mcbsp->pdata->has_ccr) { in omap_mcbsp_config()
196 MCBSP_WRITE(mcbsp, XCCR, config->xccr); in omap_mcbsp_config()
197 MCBSP_WRITE(mcbsp, RCCR, config->rccr); in omap_mcbsp_config()
200 if (mcbsp->pdata->has_wakeup) in omap_mcbsp_config()
201 MCBSP_WRITE(mcbsp, WAKEUPEN, XRDYEN | RRDYEN); in omap_mcbsp_config()
204 if (mcbsp->irq) in omap_mcbsp_config()
205 MCBSP_WRITE(mcbsp, IRQEN, RSYNCERREN | XSYNCERREN | in omap_mcbsp_config()
217 static int omap_mcbsp_dma_reg_params(struct omap_mcbsp *mcbsp, in omap_mcbsp_dma_reg_params() argument
223 if (mcbsp->pdata->reg_size == 2) in omap_mcbsp_dma_reg_params()
228 if (mcbsp->pdata->reg_size == 2) in omap_mcbsp_dma_reg_params()
234 return mcbsp->phys_dma_base + data_reg * mcbsp->pdata->reg_step; in omap_mcbsp_dma_reg_params()
242 static void omap_mcbsp_set_tx_threshold(struct omap_mcbsp *mcbsp, u16 threshold) in omap_mcbsp_set_tx_threshold() argument
244 if (threshold && threshold <= mcbsp->max_tx_thres) in omap_mcbsp_set_tx_threshold()
245 MCBSP_WRITE(mcbsp, THRSH2, threshold - 1); in omap_mcbsp_set_tx_threshold()
253 static void omap_mcbsp_set_rx_threshold(struct omap_mcbsp *mcbsp, u16 threshold) in omap_mcbsp_set_rx_threshold() argument
255 if (threshold && threshold <= mcbsp->max_rx_thres) in omap_mcbsp_set_rx_threshold()
256 MCBSP_WRITE(mcbsp, THRSH1, threshold - 1); in omap_mcbsp_set_rx_threshold()
262 static u16 omap_mcbsp_get_tx_delay(struct omap_mcbsp *mcbsp) in omap_mcbsp_get_tx_delay() argument
267 buffstat = MCBSP_READ(mcbsp, XBUFFSTAT); in omap_mcbsp_get_tx_delay()
270 return mcbsp->pdata->buffer_size - buffstat; in omap_mcbsp_get_tx_delay()
277 static u16 omap_mcbsp_get_rx_delay(struct omap_mcbsp *mcbsp) in omap_mcbsp_get_rx_delay() argument
282 buffstat = MCBSP_READ(mcbsp, RBUFFSTAT); in omap_mcbsp_get_rx_delay()
284 threshold = MCBSP_READ(mcbsp, THRSH1); in omap_mcbsp_get_rx_delay()
293 static int omap_mcbsp_request(struct omap_mcbsp *mcbsp) in omap_mcbsp_request() argument
298 reg_cache = kzalloc(mcbsp->reg_cache_size, GFP_KERNEL); in omap_mcbsp_request()
302 spin_lock(&mcbsp->lock); in omap_mcbsp_request()
303 if (!mcbsp->free) { in omap_mcbsp_request()
304 dev_err(mcbsp->dev, "McBSP%d is currently in use\n", mcbsp->id); in omap_mcbsp_request()
309 mcbsp->free = false; in omap_mcbsp_request()
310 mcbsp->reg_cache = reg_cache; in omap_mcbsp_request()
311 spin_unlock(&mcbsp->lock); in omap_mcbsp_request()
313 if(mcbsp->pdata->ops && mcbsp->pdata->ops->request) in omap_mcbsp_request()
314 mcbsp->pdata->ops->request(mcbsp->id - 1); in omap_mcbsp_request()
320 MCBSP_WRITE(mcbsp, SPCR1, 0); in omap_mcbsp_request()
321 MCBSP_WRITE(mcbsp, SPCR2, 0); in omap_mcbsp_request()
323 if (mcbsp->irq) { in omap_mcbsp_request()
324 err = request_irq(mcbsp->irq, omap_mcbsp_irq_handler, 0, in omap_mcbsp_request()
325 "McBSP", (void *)mcbsp); in omap_mcbsp_request()
327 dev_err(mcbsp->dev, "Unable to request IRQ\n"); in omap_mcbsp_request()
331 err = request_irq(mcbsp->tx_irq, omap_mcbsp_tx_irq_handler, 0, in omap_mcbsp_request()
332 "McBSP TX", (void *)mcbsp); in omap_mcbsp_request()
334 dev_err(mcbsp->dev, "Unable to request TX IRQ\n"); in omap_mcbsp_request()
338 err = request_irq(mcbsp->rx_irq, omap_mcbsp_rx_irq_handler, 0, in omap_mcbsp_request()
339 "McBSP RX", (void *)mcbsp); in omap_mcbsp_request()
341 dev_err(mcbsp->dev, "Unable to request RX IRQ\n"); in omap_mcbsp_request()
348 free_irq(mcbsp->tx_irq, (void *)mcbsp); in omap_mcbsp_request()
350 if(mcbsp->pdata->ops && mcbsp->pdata->ops->free) in omap_mcbsp_request()
351 mcbsp->pdata->ops->free(mcbsp->id - 1); in omap_mcbsp_request()
354 if (mcbsp->pdata->has_wakeup) in omap_mcbsp_request()
355 MCBSP_WRITE(mcbsp, WAKEUPEN, 0); in omap_mcbsp_request()
357 spin_lock(&mcbsp->lock); in omap_mcbsp_request()
358 mcbsp->free = true; in omap_mcbsp_request()
359 mcbsp->reg_cache = NULL; in omap_mcbsp_request()
361 spin_unlock(&mcbsp->lock); in omap_mcbsp_request()
367 static void omap_mcbsp_free(struct omap_mcbsp *mcbsp) in omap_mcbsp_free() argument
371 if(mcbsp->pdata->ops && mcbsp->pdata->ops->free) in omap_mcbsp_free()
372 mcbsp->pdata->ops->free(mcbsp->id - 1); in omap_mcbsp_free()
375 if (mcbsp->pdata->has_wakeup) in omap_mcbsp_free()
376 MCBSP_WRITE(mcbsp, WAKEUPEN, 0); in omap_mcbsp_free()
379 if (mcbsp->irq) in omap_mcbsp_free()
380 MCBSP_WRITE(mcbsp, IRQEN, 0); in omap_mcbsp_free()
382 if (mcbsp->irq) { in omap_mcbsp_free()
383 free_irq(mcbsp->irq, (void *)mcbsp); in omap_mcbsp_free()
385 free_irq(mcbsp->rx_irq, (void *)mcbsp); in omap_mcbsp_free()
386 free_irq(mcbsp->tx_irq, (void *)mcbsp); in omap_mcbsp_free()
389 reg_cache = mcbsp->reg_cache; in omap_mcbsp_free()
399 omap2_mcbsp_set_clks_src(mcbsp, MCBSP_CLKS_PRCM_SRC); in omap_mcbsp_free()
401 spin_lock(&mcbsp->lock); in omap_mcbsp_free()
402 if (mcbsp->free) in omap_mcbsp_free()
403 dev_err(mcbsp->dev, "McBSP%d was not reserved\n", mcbsp->id); in omap_mcbsp_free()
405 mcbsp->free = true; in omap_mcbsp_free()
406 mcbsp->reg_cache = NULL; in omap_mcbsp_free()
407 spin_unlock(&mcbsp->lock); in omap_mcbsp_free()
417 static void omap_mcbsp_start(struct omap_mcbsp *mcbsp, int stream) in omap_mcbsp_start() argument
424 if (mcbsp->st_data) in omap_mcbsp_start()
425 omap_mcbsp_st_start(mcbsp); in omap_mcbsp_start()
428 w = MCBSP_READ_CACHE(mcbsp, PCR0); in omap_mcbsp_start()
430 enable_srg = !((MCBSP_READ_CACHE(mcbsp, SPCR2) | in omap_mcbsp_start()
431 MCBSP_READ_CACHE(mcbsp, SPCR1)) & 1); in omap_mcbsp_start()
435 w = MCBSP_READ_CACHE(mcbsp, SPCR2); in omap_mcbsp_start()
436 MCBSP_WRITE(mcbsp, SPCR2, w | (1 << 6)); in omap_mcbsp_start()
441 w = MCBSP_READ_CACHE(mcbsp, SPCR2); in omap_mcbsp_start()
442 MCBSP_WRITE(mcbsp, SPCR2, w | tx); in omap_mcbsp_start()
445 w = MCBSP_READ_CACHE(mcbsp, SPCR1); in omap_mcbsp_start()
446 MCBSP_WRITE(mcbsp, SPCR1, w | rx); in omap_mcbsp_start()
458 w = MCBSP_READ_CACHE(mcbsp, SPCR2); in omap_mcbsp_start()
459 MCBSP_WRITE(mcbsp, SPCR2, w | (1 << 7)); in omap_mcbsp_start()
462 if (mcbsp->pdata->has_ccr) { in omap_mcbsp_start()
464 w = MCBSP_READ_CACHE(mcbsp, XCCR); in omap_mcbsp_start()
466 MCBSP_WRITE(mcbsp, XCCR, w); in omap_mcbsp_start()
467 w = MCBSP_READ_CACHE(mcbsp, RCCR); in omap_mcbsp_start()
469 MCBSP_WRITE(mcbsp, RCCR, w); in omap_mcbsp_start()
473 omap_mcbsp_dump_reg(mcbsp); in omap_mcbsp_start()
476 static void omap_mcbsp_stop(struct omap_mcbsp *mcbsp, int stream) in omap_mcbsp_stop() argument
485 if (mcbsp->pdata->has_ccr) { in omap_mcbsp_stop()
486 w = MCBSP_READ_CACHE(mcbsp, XCCR); in omap_mcbsp_stop()
488 MCBSP_WRITE(mcbsp, XCCR, w); in omap_mcbsp_stop()
490 w = MCBSP_READ_CACHE(mcbsp, SPCR2); in omap_mcbsp_stop()
491 MCBSP_WRITE(mcbsp, SPCR2, w & ~tx); in omap_mcbsp_stop()
495 if (mcbsp->pdata->has_ccr) { in omap_mcbsp_stop()
496 w = MCBSP_READ_CACHE(mcbsp, RCCR); in omap_mcbsp_stop()
498 MCBSP_WRITE(mcbsp, RCCR, w); in omap_mcbsp_stop()
500 w = MCBSP_READ_CACHE(mcbsp, SPCR1); in omap_mcbsp_stop()
501 MCBSP_WRITE(mcbsp, SPCR1, w & ~rx); in omap_mcbsp_stop()
503 idle = !((MCBSP_READ_CACHE(mcbsp, SPCR2) | in omap_mcbsp_stop()
504 MCBSP_READ_CACHE(mcbsp, SPCR1)) & 1); in omap_mcbsp_stop()
508 w = MCBSP_READ_CACHE(mcbsp, SPCR2); in omap_mcbsp_stop()
509 MCBSP_WRITE(mcbsp, SPCR2, w & ~(1 << 6)); in omap_mcbsp_stop()
512 if (mcbsp->st_data) in omap_mcbsp_stop()
513 omap_mcbsp_st_stop(mcbsp); in omap_mcbsp_stop()
516 #define max_thres(m) (mcbsp->pdata->buffer_size)
522 struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); \
524 return sprintf(buf, "%u\n", mcbsp->prop); \
531 struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); \
539 if (!valid_threshold(mcbsp, val)) \
542 mcbsp->prop = val; \
558 struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); in dma_op_mode_show() local
563 dma_op_mode = mcbsp->dma_op_mode; in dma_op_mode_show()
580 struct omap_mcbsp *mcbsp = dev_get_drvdata(dev); in dma_op_mode_store() local
587 spin_lock_irq(&mcbsp->lock); in dma_op_mode_store()
588 if (!mcbsp->free) { in dma_op_mode_store()
592 mcbsp->dma_op_mode = i; in dma_op_mode_store()
595 spin_unlock_irq(&mcbsp->lock); in dma_op_mode_store()
619 struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev); in omap_mcbsp_init() local
623 spin_lock_init(&mcbsp->lock); in omap_mcbsp_init()
624 mcbsp->free = true; in omap_mcbsp_init()
630 mcbsp->io_base = devm_ioremap_resource(&pdev->dev, res); in omap_mcbsp_init()
631 if (IS_ERR(mcbsp->io_base)) in omap_mcbsp_init()
632 return PTR_ERR(mcbsp->io_base); in omap_mcbsp_init()
634 mcbsp->phys_base = res->start; in omap_mcbsp_init()
635 mcbsp->reg_cache_size = resource_size(res); in omap_mcbsp_init()
639 mcbsp->phys_dma_base = mcbsp->phys_base; in omap_mcbsp_init()
641 mcbsp->phys_dma_base = res->start; in omap_mcbsp_init()
650 mcbsp->irq = platform_get_irq_byname(pdev, "common"); in omap_mcbsp_init()
651 if (mcbsp->irq == -ENXIO) { in omap_mcbsp_init()
652 mcbsp->tx_irq = platform_get_irq_byname(pdev, "tx"); in omap_mcbsp_init()
654 if (mcbsp->tx_irq == -ENXIO) { in omap_mcbsp_init()
655 mcbsp->irq = platform_get_irq(pdev, 0); in omap_mcbsp_init()
656 mcbsp->tx_irq = 0; in omap_mcbsp_init()
658 mcbsp->rx_irq = platform_get_irq_byname(pdev, "rx"); in omap_mcbsp_init()
659 mcbsp->irq = 0; in omap_mcbsp_init()
669 mcbsp->dma_req[0] = res->start; in omap_mcbsp_init()
670 mcbsp->dma_data[0].filter_data = &mcbsp->dma_req[0]; in omap_mcbsp_init()
677 mcbsp->dma_req[1] = res->start; in omap_mcbsp_init()
678 mcbsp->dma_data[1].filter_data = &mcbsp->dma_req[1]; in omap_mcbsp_init()
680 mcbsp->dma_data[0].filter_data = "tx"; in omap_mcbsp_init()
681 mcbsp->dma_data[1].filter_data = "rx"; in omap_mcbsp_init()
684 mcbsp->dma_data[0].addr = omap_mcbsp_dma_reg_params(mcbsp, in omap_mcbsp_init()
686 mcbsp->dma_data[1].addr = omap_mcbsp_dma_reg_params(mcbsp, in omap_mcbsp_init()
689 mcbsp->fclk = clk_get(&pdev->dev, "fck"); in omap_mcbsp_init()
690 if (IS_ERR(mcbsp->fclk)) { in omap_mcbsp_init()
691 ret = PTR_ERR(mcbsp->fclk); in omap_mcbsp_init()
692 dev_err(mcbsp->dev, "unable to get fck: %d\n", ret); in omap_mcbsp_init()
696 mcbsp->dma_op_mode = MCBSP_DMA_MODE_ELEMENT; in omap_mcbsp_init()
697 if (mcbsp->pdata->buffer_size) { in omap_mcbsp_init()
706 mcbsp->max_tx_thres = max_thres(mcbsp) - 0x10; in omap_mcbsp_init()
707 mcbsp->max_rx_thres = max_thres(mcbsp) - 0x10; in omap_mcbsp_init()
709 ret = sysfs_create_group(&mcbsp->dev->kobj, in omap_mcbsp_init()
712 dev_err(mcbsp->dev, in omap_mcbsp_init()
725 if (mcbsp->pdata->buffer_size) in omap_mcbsp_init()
726 sysfs_remove_group(&mcbsp->dev->kobj, &additional_attr_group); in omap_mcbsp_init()
728 clk_put(mcbsp->fclk); in omap_mcbsp_init()
741 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_set_threshold() local
745 if (mcbsp->pdata->buffer_size == 0) in omap_mcbsp_set_threshold()
761 omap_mcbsp_set_tx_threshold(mcbsp, words); in omap_mcbsp_set_threshold()
763 omap_mcbsp_set_rx_threshold(mcbsp, words); in omap_mcbsp_set_threshold()
773 struct omap_mcbsp *mcbsp = rule->private; in omap_mcbsp_hwrule_min_buffersize() local
778 size = mcbsp->pdata->buffer_size; in omap_mcbsp_hwrule_min_buffersize()
788 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_startup() local
792 err = omap_mcbsp_request(mcbsp); in omap_mcbsp_dai_startup()
809 if (mcbsp->pdata->buffer_size) { in omap_mcbsp_dai_startup()
819 mcbsp, in omap_mcbsp_dai_startup()
833 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_shutdown() local
838 if (mcbsp->latency[stream2]) in omap_mcbsp_dai_shutdown()
839 pm_qos_update_request(&mcbsp->pm_qos_req, in omap_mcbsp_dai_shutdown()
840 mcbsp->latency[stream2]); in omap_mcbsp_dai_shutdown()
841 else if (mcbsp->latency[stream1]) in omap_mcbsp_dai_shutdown()
842 pm_qos_remove_request(&mcbsp->pm_qos_req); in omap_mcbsp_dai_shutdown()
844 mcbsp->latency[stream1] = 0; in omap_mcbsp_dai_shutdown()
847 omap_mcbsp_free(mcbsp); in omap_mcbsp_dai_shutdown()
848 mcbsp->configured = 0; in omap_mcbsp_dai_shutdown()
855 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_prepare() local
856 struct pm_qos_request *pm_qos_req = &mcbsp->pm_qos_req; in omap_mcbsp_dai_prepare()
860 int latency = mcbsp->latency[stream2]; in omap_mcbsp_dai_prepare()
863 if (!latency || mcbsp->latency[stream1] < latency) in omap_mcbsp_dai_prepare()
864 latency = mcbsp->latency[stream1]; in omap_mcbsp_dai_prepare()
877 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_trigger() local
883 mcbsp->active++; in omap_mcbsp_dai_trigger()
884 omap_mcbsp_start(mcbsp, substream->stream); in omap_mcbsp_dai_trigger()
890 omap_mcbsp_stop(mcbsp, substream->stream); in omap_mcbsp_dai_trigger()
891 mcbsp->active--; in omap_mcbsp_dai_trigger()
906 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_delay() local
911 if (mcbsp->pdata->buffer_size == 0) in omap_mcbsp_dai_delay()
915 fifo_use = omap_mcbsp_get_tx_delay(mcbsp); in omap_mcbsp_dai_delay()
917 fifo_use = omap_mcbsp_get_rx_delay(mcbsp); in omap_mcbsp_dai_delay()
933 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_hw_params() local
934 struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs; in omap_mcbsp_dai_hw_params()
939 unsigned int buffer_size = mcbsp->pdata->buffer_size; in omap_mcbsp_dai_hw_params()
957 if (mcbsp->dma_op_mode == MCBSP_DMA_MODE_THRESHOLD) { in omap_mcbsp_dai_hw_params()
963 max_thrsh = mcbsp->max_tx_thres; in omap_mcbsp_dai_hw_params()
965 max_thrsh = mcbsp->max_rx_thres; in omap_mcbsp_dai_hw_params()
991 mcbsp->latency[substream->stream] = latency; in omap_mcbsp_dai_hw_params()
998 if (mcbsp->configured) { in omap_mcbsp_dai_hw_params()
1007 format = mcbsp->fmt & SND_SOC_DAIFMT_FORMAT_MASK; in omap_mcbsp_dai_hw_params()
1045 master = mcbsp->fmt & SND_SOC_DAIFMT_MASTER_MASK; in omap_mcbsp_dai_hw_params()
1047 div = mcbsp->clk_div ? mcbsp->clk_div : 1; in omap_mcbsp_dai_hw_params()
1048 framesize = (mcbsp->in_freq / div) / params_rate(params); in omap_mcbsp_dai_hw_params()
1074 omap_mcbsp_config(mcbsp, &mcbsp->cfg_regs); in omap_mcbsp_dai_hw_params()
1075 mcbsp->wlen = wlen; in omap_mcbsp_dai_hw_params()
1076 mcbsp->configured = 1; in omap_mcbsp_dai_hw_params()
1088 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_set_dai_fmt() local
1089 struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs; in omap_mcbsp_dai_set_dai_fmt()
1092 if (mcbsp->configured) in omap_mcbsp_dai_set_dai_fmt()
1095 mcbsp->fmt = fmt; in omap_mcbsp_dai_set_dai_fmt()
1101 if (!mcbsp->pdata->has_ccr) { in omap_mcbsp_dai_set_dai_fmt()
1107 if (mcbsp->pdata->has_ccr) { in omap_mcbsp_dai_set_dai_fmt()
1197 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_set_clkdiv() local
1198 struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs; in omap_mcbsp_dai_set_clkdiv()
1203 mcbsp->clk_div = div; in omap_mcbsp_dai_set_clkdiv()
1214 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(cpu_dai); in omap_mcbsp_dai_set_dai_sysclk() local
1215 struct omap_mcbsp_reg_cfg *regs = &mcbsp->cfg_regs; in omap_mcbsp_dai_set_dai_sysclk()
1218 if (mcbsp->active) { in omap_mcbsp_dai_set_dai_sysclk()
1219 if (freq == mcbsp->in_freq) in omap_mcbsp_dai_set_dai_sysclk()
1225 mcbsp->in_freq = freq; in omap_mcbsp_dai_set_dai_sysclk()
1238 err = omap2_mcbsp_set_clks_src(mcbsp, in omap_mcbsp_dai_set_dai_sysclk()
1246 err = omap2_mcbsp_set_clks_src(mcbsp, in omap_mcbsp_dai_set_dai_sysclk()
1287 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(dai); in omap_mcbsp_probe() local
1289 pm_runtime_enable(mcbsp->dev); in omap_mcbsp_probe()
1292 &mcbsp->dma_data[SNDRV_PCM_STREAM_PLAYBACK], in omap_mcbsp_probe()
1293 &mcbsp->dma_data[SNDRV_PCM_STREAM_CAPTURE]); in omap_mcbsp_probe()
1300 struct omap_mcbsp *mcbsp = snd_soc_dai_get_drvdata(dai); in omap_mcbsp_remove() local
1302 pm_runtime_disable(mcbsp->dev); in omap_mcbsp_remove()
1378 struct omap_mcbsp *mcbsp; in asoc_mcbsp_probe() local
1403 mcbsp = devm_kzalloc(&pdev->dev, sizeof(struct omap_mcbsp), GFP_KERNEL); in asoc_mcbsp_probe()
1404 if (!mcbsp) in asoc_mcbsp_probe()
1407 mcbsp->id = pdev->id; in asoc_mcbsp_probe()
1408 mcbsp->pdata = pdata; in asoc_mcbsp_probe()
1409 mcbsp->dev = &pdev->dev; in asoc_mcbsp_probe()
1410 platform_set_drvdata(pdev, mcbsp); in asoc_mcbsp_probe()
1416 if (mcbsp->pdata->reg_size == 2) { in asoc_mcbsp_probe()
1432 struct omap_mcbsp *mcbsp = platform_get_drvdata(pdev); in asoc_mcbsp_remove() local
1434 if (mcbsp->pdata->ops && mcbsp->pdata->ops->free) in asoc_mcbsp_remove()
1435 mcbsp->pdata->ops->free(mcbsp->id); in asoc_mcbsp_remove()
1437 if (pm_qos_request_active(&mcbsp->pm_qos_req)) in asoc_mcbsp_remove()
1438 pm_qos_remove_request(&mcbsp->pm_qos_req); in asoc_mcbsp_remove()
1440 if (mcbsp->pdata->buffer_size) in asoc_mcbsp_remove()
1441 sysfs_remove_group(&mcbsp->dev->kobj, &additional_attr_group); in asoc_mcbsp_remove()
1445 clk_put(mcbsp->fclk); in asoc_mcbsp_remove()