From: Mike Frysinger vapier.adi@gmail.com

- make sport number handling more dynamic as not all Blackfins have a linear sport map starting at 0 - indexes can be macroed away too

Signed-off-by: Mike Frysinger vapier.adi@gmail.com Signed-off-by: Cliff Cai cliff.cai@analog.com Signed-off-by: Bryan Wu cooloney@kernel.org --- sound/soc/blackfin/bf5xx-ac97.c | 92 ++++++++++++++------------------------- 1 files changed, 33 insertions(+), 59 deletions(-)

diff --git a/sound/soc/blackfin/bf5xx-ac97.c b/sound/soc/blackfin/bf5xx-ac97.c index 3be2be6..5885702 100644 --- a/sound/soc/blackfin/bf5xx-ac97.c +++ b/sound/soc/blackfin/bf5xx-ac97.c @@ -31,72 +31,46 @@ #include "bf5xx-sport.h" #include "bf5xx-ac97.h"

-#if defined(CONFIG_BF54x) -#define PIN_REQ_SPORT_0 {P_SPORT0_TFS, P_SPORT0_DTPRI, P_SPORT0_TSCLK, \ - P_SPORT0_RFS, P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0} - -#define PIN_REQ_SPORT_1 {P_SPORT1_TFS, P_SPORT1_DTPRI, P_SPORT1_TSCLK, \ - P_SPORT1_RFS, P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0} - -#define PIN_REQ_SPORT_2 {P_SPORT2_TFS, P_SPORT2_DTPRI, P_SPORT2_TSCLK, \ - P_SPORT2_RFS, P_SPORT2_DRPRI, P_SPORT2_RSCLK, 0} - -#define PIN_REQ_SPORT_3 {P_SPORT3_TFS, P_SPORT3_DTPRI, P_SPORT3_TSCLK, \ - P_SPORT3_RFS, P_SPORT3_DRPRI, P_SPORT3_RSCLK, 0} -#else -#define PIN_REQ_SPORT_0 {P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS, \ - P_SPORT0_DRPRI, P_SPORT0_RSCLK, 0} - -#define PIN_REQ_SPORT_1 {P_SPORT1_DTPRI, P_SPORT1_TSCLK, P_SPORT1_RFS, \ - P_SPORT1_DRPRI, P_SPORT1_RSCLK, 0} -#endif - static int *cmd_count; static int sport_num = CONFIG_SND_BF5XX_SPORT_NUM;

+#define SPORT_REQ(x) \ + [x] = {P_SPORT##x##_TFS, P_SPORT##x##_DTPRI, P_SPORT##x##_TSCLK, \ + P_SPORT##x##_RFS, P_SPORT##x##_DRPRI, P_SPORT##x##_RSCLK, 0} static u16 sport_req[][7] = { - PIN_REQ_SPORT_0, -#ifdef PIN_REQ_SPORT_1 - PIN_REQ_SPORT_1, +#ifdef SPORT0_TCR1 + SPORT_REQ(0), #endif -#ifdef PIN_REQ_SPORT_2 - PIN_REQ_SPORT_2, +#ifdef SPORT1_TCR1 + SPORT_REQ(1), #endif -#ifdef PIN_REQ_SPORT_3 - PIN_REQ_SPORT_3, +#ifdef SPORT2_TCR1 + SPORT_REQ(2), #endif - }; +#ifdef SPORT3_TCR1 + SPORT_REQ(3), +#endif +};

+#define SPORT_PARAMS(x) \ + [x] = { \ + .dma_rx_chan = CH_SPORT##x##_RX, \ + .dma_tx_chan = CH_SPORT##x##_TX, \ + .err_irq = IRQ_SPORT##x##_ERROR, \ + .regs = (struct sport_register *)SPORT##x##_TCR1, \ + } static struct sport_param sport_params[4] = { - { - .dma_rx_chan = CH_SPORT0_RX, - .dma_tx_chan = CH_SPORT0_TX, - .err_irq = IRQ_SPORT0_ERROR, - .regs = (struct sport_register *)SPORT0_TCR1, - }, -#ifdef PIN_REQ_SPORT_1 - { - .dma_rx_chan = CH_SPORT1_RX, - .dma_tx_chan = CH_SPORT1_TX, - .err_irq = IRQ_SPORT1_ERROR, - .regs = (struct sport_register *)SPORT1_TCR1, - }, +#ifdef SPORT0_TCR1 + SPORT_PARAMS(0), #endif -#ifdef PIN_REQ_SPORT_2 - { - .dma_rx_chan = CH_SPORT2_RX, - .dma_tx_chan = CH_SPORT2_TX, - .err_irq = IRQ_SPORT2_ERROR, - .regs = (struct sport_register *)SPORT2_TCR1, - }, +#ifdef SPORT1_TCR1 + SPORT_PARAMS(1), #endif -#ifdef PIN_REQ_SPORT_3 - { - .dma_rx_chan = CH_SPORT3_RX, - .dma_tx_chan = CH_SPORT3_TX, - .err_irq = IRQ_SPORT3_ERROR, - .regs = (struct sport_register *)SPORT3_TCR1, - } +#ifdef SPORT2_TCR1 + SPORT_PARAMS(2), +#endif +#ifdef SPORT3_TCR1 + SPORT_PARAMS(3), #endif };

@@ -332,11 +306,11 @@ static int bf5xx_ac97_probe(struct platform_device *pdev, if (cmd_count == NULL) return -ENOMEM;

- if (peripheral_request_list(&sport_req[sport_num][0], "soc-audio")) { + if (peripheral_request_list(sport_req[sport_num], "soc-audio")) { pr_err("Requesting Peripherals failed\n"); ret = -EFAULT; goto peripheral_err; - } + }

#ifdef CONFIG_SND_BF5XX_HAVE_COLD_RESET /* Request PB3 as reset pin */ @@ -385,7 +359,7 @@ sport_err: gpio_free(CONFIG_SND_BF5XX_RESET_GPIO_NUM); #endif gpio_err: - peripheral_free_list(&sport_req[sport_num][0]); + peripheral_free_list(sport_req[sport_num]); peripheral_err: free_page((unsigned long)cmd_count); cmd_count = NULL; @@ -398,7 +372,7 @@ static void bf5xx_ac97_remove(struct platform_device *pdev, { free_page((unsigned long)cmd_count); cmd_count = NULL; - peripheral_free_list(&sport_req[sport_num][0]); + peripheral_free_list(sport_req[sport_num]); #ifdef CONFIG_SND_BF5XX_HAVE_COLD_RESET gpio_free(CONFIG_SND_BF5XX_RESET_GPIO_NUM); #endif

From: Mike Frysinger vapier.adi@gmail.com

Signed-off-by: Mike Frysinger vapier.adi@gmail.com Signed-off-by: Bryan Wu cooloney@kernel.org --- sound/soc/blackfin/bf5xx-sport.c | 104 ++++++++++++++++---------------------- 1 files changed, 43 insertions(+), 61 deletions(-)

diff --git a/sound/soc/blackfin/bf5xx-sport.c b/sound/soc/blackfin/bf5xx-sport.c index 3b99e48..b7953c8 100644 --- a/sound/soc/blackfin/bf5xx-sport.c +++ b/sound/soc/blackfin/bf5xx-sport.c @@ -133,7 +133,7 @@ static void setup_desc(struct dmasg *desc, void *buf, int fragcount, int i;

for (i = 0; i < fragcount; ++i) { - desc[i].next_desc_addr = (unsigned long)&(desc[i + 1]); + desc[i].next_desc_addr = &(desc[i + 1]); desc[i].start_addr = (unsigned long)buf + i*fragsize; desc[i].cfg = cfg; desc[i].x_count = x_count; @@ -143,12 +143,12 @@ static void setup_desc(struct dmasg *desc, void *buf, int fragcount, }

/* make circular */ - desc[fragcount-1].next_desc_addr = (unsigned long)desc; + desc[fragcount-1].next_desc_addr = desc;

- pr_debug("setup desc: desc0=%p, next0=%lx, desc1=%p," - "next1=%lx\nx_count=%x,y_count=%x,addr=0x%lx,cfs=0x%x\n", - &(desc[0]), desc[0].next_desc_addr, - &(desc[1]), desc[1].next_desc_addr, + pr_debug("setup desc: desc0=%p, next0=%p, desc1=%p," + "next1=%p\nx_count=%x,y_count=%x,addr=0x%lx,cfs=0x%x\n", + desc, desc[0].next_desc_addr, + desc+1, desc[1].next_desc_addr, desc[0].x_count, desc[0].y_count, desc[0].start_addr, desc[0].cfg); } @@ -184,22 +184,20 @@ static inline int sport_hook_rx_dummy(struct sport_device *sport) BUG_ON(sport->curr_rx_desc == sport->dummy_rx_desc);

/* Maybe the dummy buffer descriptor ring is damaged */ - sport->dummy_rx_desc->next_desc_addr = \ - (unsigned long)(sport->dummy_rx_desc+1); + sport->dummy_rx_desc->next_desc_addr = sport->dummy_rx_desc + 1;

local_irq_save(flags); - desc = (struct dmasg *)get_dma_next_desc_ptr(sport->dma_rx_chan); + desc = get_dma_next_desc_ptr(sport->dma_rx_chan); /* Copy the descriptor which will be damaged to backup */ temp_desc = *desc; desc->x_count = 0xa; desc->y_count = 0; - desc->next_desc_addr = (unsigned long)(sport->dummy_rx_desc); + desc->next_desc_addr = sport->dummy_rx_desc; local_irq_restore(flags); /* Waiting for dummy buffer descriptor is already hooked*/ while ((get_dma_curr_desc_ptr(sport->dma_rx_chan) - - sizeof(struct dmasg)) != - (unsigned long)sport->dummy_rx_desc) - ; + sizeof(struct dmasg)) != sport->dummy_rx_desc) + continue; sport->curr_rx_desc = sport->dummy_rx_desc; /* Restore the damaged descriptor */ *desc = temp_desc; @@ -210,14 +208,12 @@ static inline int sport_hook_rx_dummy(struct sport_device *sport) static inline int sport_rx_dma_start(struct sport_device *sport, int dummy) { if (dummy) { - sport->dummy_rx_desc->next_desc_addr = \ - (unsigned long) sport->dummy_rx_desc; + sport->dummy_rx_desc->next_desc_addr = sport->dummy_rx_desc; sport->curr_rx_desc = sport->dummy_rx_desc; } else sport->curr_rx_desc = sport->dma_rx_desc;

- set_dma_next_desc_addr(sport->dma_rx_chan, \ - (unsigned long)(sport->curr_rx_desc)); + set_dma_next_desc_addr(sport->dma_rx_chan, sport->curr_rx_desc); set_dma_x_count(sport->dma_rx_chan, 0); set_dma_x_modify(sport->dma_rx_chan, 0); set_dma_config(sport->dma_rx_chan, (DMAFLOW_LARGE | NDSIZE_9 | \ @@ -231,14 +227,12 @@ static inline int sport_rx_dma_start(struct sport_device *sport, int dummy) static inline int sport_tx_dma_start(struct sport_device *sport, int dummy) { if (dummy) { - sport->dummy_tx_desc->next_desc_addr = \ - (unsigned long) sport->dummy_tx_desc; + sport->dummy_tx_desc->next_desc_addr = sport->dummy_tx_desc; sport->curr_tx_desc = sport->dummy_tx_desc; } else sport->curr_tx_desc = sport->dma_tx_desc;

- set_dma_next_desc_addr(sport->dma_tx_chan, \ - (unsigned long)(sport->curr_tx_desc)); + set_dma_next_desc_addr(sport->dma_tx_chan, sport->curr_tx_desc); set_dma_x_count(sport->dma_tx_chan, 0); set_dma_x_modify(sport->dma_tx_chan, 0); set_dma_config(sport->dma_tx_chan, @@ -261,11 +255,9 @@ int sport_rx_start(struct sport_device *sport) BUG_ON(sport->curr_rx_desc != sport->dummy_rx_desc); local_irq_save(flags); while ((get_dma_curr_desc_ptr(sport->dma_rx_chan) - - sizeof(struct dmasg)) != - (unsigned long)sport->dummy_rx_desc) - ; - sport->dummy_rx_desc->next_desc_addr = - (unsigned long)(sport->dma_rx_desc); + sizeof(struct dmasg)) != sport->dummy_rx_desc) + continue; + sport->dummy_rx_desc->next_desc_addr = sport->dma_rx_desc; local_irq_restore(flags); sport->curr_rx_desc = sport->dma_rx_desc; } else { @@ -310,23 +302,21 @@ static inline int sport_hook_tx_dummy(struct sport_device *sport) BUG_ON(sport->dummy_tx_desc == NULL); BUG_ON(sport->curr_tx_desc == sport->dummy_tx_desc);

- sport->dummy_tx_desc->next_desc_addr = \ - (unsigned long)(sport->dummy_tx_desc+1); + sport->dummy_tx_desc->next_desc_addr = sport->dummy_tx_desc + 1;

/* Shorten the time on last normal descriptor */ local_irq_save(flags); - desc = (struct dmasg *)get_dma_next_desc_ptr(sport->dma_tx_chan); + desc = get_dma_next_desc_ptr(sport->dma_tx_chan); /* Store the descriptor which will be damaged */ temp_desc = *desc; desc->x_count = 0xa; desc->y_count = 0; - desc->next_desc_addr = (unsigned long)(sport->dummy_tx_desc); + desc->next_desc_addr = sport->dummy_tx_desc; local_irq_restore(flags); /* Waiting for dummy buffer descriptor is already hooked*/ while ((get_dma_curr_desc_ptr(sport->dma_tx_chan) - \ - sizeof(struct dmasg)) != \ - (unsigned long)sport->dummy_tx_desc) - ; + sizeof(struct dmasg)) != sport->dummy_tx_desc) + continue; sport->curr_tx_desc = sport->dummy_tx_desc; /* Restore the damaged descriptor */ *desc = temp_desc; @@ -347,11 +337,9 @@ int sport_tx_start(struct sport_device *sport) /* Hook the normal buffer descriptor */ local_irq_save(flags); while ((get_dma_curr_desc_ptr(sport->dma_tx_chan) - - sizeof(struct dmasg)) != - (unsigned long)sport->dummy_tx_desc) - ; - sport->dummy_tx_desc->next_desc_addr = - (unsigned long)(sport->dma_tx_desc); + sizeof(struct dmasg)) != sport->dummy_tx_desc) + continue; + sport->dummy_tx_desc->next_desc_addr = sport->dma_tx_desc; local_irq_restore(flags); sport->curr_tx_desc = sport->dma_tx_desc; } else { @@ -536,19 +524,17 @@ static int sport_config_rx_dummy(struct sport_device *sport) unsigned config;

pr_debug("%s entered\n", __func__); -#if L1_DATA_A_LENGTH != 0 - desc = (struct dmasg *) l1_data_sram_alloc(2 * sizeof(*desc)); -#else - { + if (L1_DATA_A_LENGTH) + desc = l1_data_sram_zalloc(2 * sizeof(*desc)); + else { dma_addr_t addr; desc = dma_alloc_coherent(NULL, 2 * sizeof(*desc), &addr, 0); + memset(desc, 0, 2 * sizeof(*desc)); } -#endif if (desc == NULL) { pr_err("Failed to allocate memory for dummy rx desc\n"); return -ENOMEM; } - memset(desc, 0, 2 * sizeof(*desc)); sport->dummy_rx_desc = desc; desc->start_addr = (unsigned long)sport->dummy_buf; config = DMAFLOW_LARGE | NDSIZE_9 | compute_wdsize(sport->wdsize) @@ -559,8 +545,8 @@ static int sport_config_rx_dummy(struct sport_device *sport) desc->y_count = 0; desc->y_modify = 0; memcpy(desc+1, desc, sizeof(*desc)); - desc->next_desc_addr = (unsigned long)(desc+1); - desc[1].next_desc_addr = (unsigned long)desc; + desc->next_desc_addr = desc + 1; + desc[1].next_desc_addr = desc; return 0; }

@@ -571,19 +557,17 @@ static int sport_config_tx_dummy(struct sport_device *sport)

pr_debug("%s entered\n", __func__);

-#if L1_DATA_A_LENGTH != 0 - desc = (struct dmasg *) l1_data_sram_alloc(2 * sizeof(*desc)); -#else - { + if (L1_DATA_A_LENGTH) + desc = l1_data_sram_zalloc(2 * sizeof(*desc)); + else { dma_addr_t addr; desc = dma_alloc_coherent(NULL, 2 * sizeof(*desc), &addr, 0); + memset(desc, 0, 2 * sizeof(*desc)); } -#endif if (!desc) { pr_err("Failed to allocate memory for dummy tx desc\n"); return -ENOMEM; } - memset(desc, 0, 2 * sizeof(*desc)); sport->dummy_tx_desc = desc; desc->start_addr = (unsigned long)sport->dummy_buf + \ sport->dummy_count; @@ -595,8 +579,8 @@ static int sport_config_tx_dummy(struct sport_device *sport) desc->y_count = 0; desc->y_modify = 0; memcpy(desc+1, desc, sizeof(*desc)); - desc->next_desc_addr = (unsigned long)(desc+1); - desc[1].next_desc_addr = (unsigned long)desc; + desc->next_desc_addr = desc + 1; + desc[1].next_desc_addr = desc; return 0; }

@@ -872,17 +856,15 @@ struct sport_device *sport_init(struct sport_param *param, unsigned wdsize, sport->wdsize = wdsize; sport->dummy_count = dummy_count;

-#if L1_DATA_A_LENGTH != 0 - sport->dummy_buf = l1_data_sram_alloc(dummy_count * 2); -#else - sport->dummy_buf = kmalloc(dummy_count * 2, GFP_KERNEL); -#endif + if (L1_DATA_A_LENGTH) + sport->dummy_buf = l1_data_sram_zalloc(dummy_count * 2); + else + sport->dummy_buf = kzalloc(dummy_count * 2, GFP_KERNEL); if (sport->dummy_buf == NULL) { pr_err("Failed to allocate dummy buffer\n"); goto __error; }

- memset(sport->dummy_buf, 0, dummy_count * 2); ret = sport_config_rx_dummy(sport); if (ret) { pr_err("Failed to config rx dummy ring\n"); @@ -939,6 +921,7 @@ void sport_done(struct sport_device *sport) sport = NULL; } EXPORT_SYMBOL(sport_done); + /* * It is only used to send several bytes when dma is not enabled * sport controller is configured but not enabled. @@ -1029,4 +1012,3 @@ EXPORT_SYMBOL(sport_send_and_recv); MODULE_AUTHOR("Roy Huang"); MODULE_DESCRIPTION("SPORT driver for ADI Blackfin"); MODULE_LICENSE("GPL"); -

From: Cliff Cai cliff.cai@analog.com

set constraint only if the value is not 0, change the configuring way for sport

Signed-off-by: Cliff Cai cliff.cai@analog.com Signed-off-by: Bryan Wu cooloney@kernel.org --- sound/soc/blackfin/bf5xx-i2s.c | 25 ++++--------------------- sound/soc/codecs/ssm2602.c | 29 ++++++++++++++--------------- 2 files changed, 18 insertions(+), 36 deletions(-)

diff --git a/sound/soc/blackfin/bf5xx-i2s.c b/sound/soc/blackfin/bf5xx-i2s.c index d1d95d2..29cd5a4 100644 --- a/sound/soc/blackfin/bf5xx-i2s.c +++ b/sound/soc/blackfin/bf5xx-i2s.c @@ -49,7 +49,7 @@ struct bf5xx_i2s_port { u16 rcr1; u16 tcr2; u16 rcr2; - int counter; + int configured; };

static struct bf5xx_i2s_port bf5xx_i2s; @@ -132,16 +132,6 @@ static int bf5xx_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai, return ret; }

-static int bf5xx_i2s_startup(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - pr_debug("%s enter\n", __func__); - - /*this counter is used for counting how many pcm streams are opened*/ - bf5xx_i2s.counter++; - return 0; -} - static int bf5xx_i2s_hw_params(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_soc_dai *dai) @@ -168,7 +158,7 @@ static int bf5xx_i2s_hw_params(struct snd_pcm_substream *substream, break; }

- if (bf5xx_i2s.counter == 1) { + if (!bf5xx_i2s.configured) { /* * TX and RX are not independent,they are enabled at the * same time, even if only one side is running. So, we @@ -195,13 +185,6 @@ static int bf5xx_i2s_hw_params(struct snd_pcm_substream *substream, return 0; }

-static void bf5xx_i2s_shutdown(struct snd_pcm_substream *substream, - struct snd_soc_dai *dai) -{ - pr_debug("%s enter\n", __func__); - bf5xx_i2s.counter--; -} - static int bf5xx_i2s_probe(struct platform_device *pdev, struct snd_soc_dai *dai) { @@ -219,6 +202,8 @@ static int bf5xx_i2s_probe(struct platform_device *pdev, return -ENODEV; }

+ bf5xx_i2s.configured = 1; + return 0; }

@@ -305,8 +290,6 @@ struct snd_soc_dai bf5xx_i2s_dai = { .rates = BF5XX_I2S_RATES, .formats = BF5XX_I2S_FORMATS,}, .ops = { - .startup = bf5xx_i2s_startup, - .shutdown = bf5xx_i2s_shutdown, .hw_params = bf5xx_i2s_hw_params, .set_fmt = bf5xx_i2s_set_dai_fmt, }, diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c index cac3736..3fdba6a 100644 --- a/sound/soc/codecs/ssm2602.c +++ b/sound/soc/codecs/ssm2602.c @@ -49,8 +49,8 @@ struct snd_soc_codec_device soc_codec_dev_ssm2602; /* codec private data */ struct ssm2602_priv { unsigned int sysclk; - struct snd_pcm_substream *master_substream; - struct snd_pcm_substream *slave_substream; + unsigned int master_rate; + unsigned int master_sample_bits; };

/* @@ -339,31 +339,30 @@ static int ssm2602_startup(struct snd_pcm_substream *substream, struct snd_soc_codec *codec = socdev->codec; struct ssm2602_priv *ssm2602 = codec->private_data; struct i2c_client *i2c = codec->control_data; - struct snd_pcm_runtime *master_runtime;

/* The DAI has shared clocks so if we already have a playback or * capture going then constrain this substream to match it. * TODO: the ssm2602 allows pairs of non-matching PB/REC rates */ - if (ssm2602->master_substream) { - master_runtime = ssm2602->master_substream->runtime; + if (ssm2602->master_rate) { dev_dbg(&i2c->dev, "Constraining to %d bits at %dHz\n", - master_runtime->sample_bits, - master_runtime->rate); + ssm2602->master_sample_bits, + ssm2602->master_rate);

snd_pcm_hw_constraint_minmax(substream->runtime, SNDRV_PCM_HW_PARAM_RATE, - master_runtime->rate, - master_runtime->rate); - + ssm2602->master_rate, + ssm2602->master_rate); + } else + ssm2602->master_rate = substream->runtime->rate; + + if (ssm2602->master_sample_bits) { snd_pcm_hw_constraint_minmax(substream->runtime, SNDRV_PCM_HW_PARAM_SAMPLE_BITS, - master_runtime->sample_bits, - master_runtime->sample_bits); - - ssm2602->slave_substream = substream; + ssm2602->master_sample_bits, + ssm2602->master_sample_bits); } else - ssm2602->master_substream = substream; + ssm2602->master_sample_bits = substream->runtime->sample_bits;

return 0; }