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ASoC: blackfin: bf5xx-sport: Allow setting rx and tx mask independently

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Since the hardware supports it there is no need to artificially limit this to
just being able to set the same mask for both tx and rx.

Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lars-Peter Clausen 2013-05-28 19:22:11 +02:00 committed by Mark Brown
parent b7ede5dea0
commit 6344260484
4 changed files with 12 additions and 12 deletions
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8
sound/soc/blackfin/bf5xx-ac97.c
View File

@ -231,9 +231,9 @@ static int bf5xx_ac97_resume(struct snd_soc_dai *dai)
return 0;
#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
ret = sport_set_multichannel(sport, 16, 0x3FF, 1);
ret = sport_set_multichannel(sport, 16, 0x3FF, 0x3FF, 1);
#else
ret = sport_set_multichannel(sport, 16, 0x1F, 1);
ret = sport_set_multichannel(sport, 16, 0x1F, 0x1F, 1);
#endif
if (ret) {
pr_err("SPORT is busy!\n");
@ -311,9 +311,9 @@ static int asoc_bfin_ac97_probe(struct platform_device *pdev)
/*SPORT works in TDM mode to simulate AC97 transfers*/
#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
ret = sport_set_multichannel(sport_handle, 16, 0x3FF, 1);
ret = sport_set_multichannel(sport_handle, 16, 0x3FF, 0x3FF, 1);
#else
ret = sport_set_multichannel(sport_handle, 16, 0x1F, 1);
ret = sport_set_multichannel(sport_handle, 16, 0x1F, 0x1F, 1);
#endif
if (ret) {
pr_err("SPORT is busy!\n");

10
sound/soc/blackfin/bf5xx-sport.c
View File

@ -46,10 +46,10 @@
/* note: multichannel is in units of 8 channels,
* tdm_count is # channels NOT / 8 ! */
int sport_set_multichannel(struct sport_device *sport,
int tdm_count, u32 mask, int packed)
int tdm_count, u32 tx_mask, u32 rx_mask, int packed)
{
pr_debug("%s tdm_count=%d mask:0x%08x packed=%d\n", __func__,
tdm_count, mask, packed);
pr_debug("%s tdm_count=%d tx_mask:0x%08x rx_mask:0x%08x packed=%d\n",
__func__, tdm_count, tx_mask, rx_mask, packed);
if ((sport->regs->tcr1 & TSPEN) || (sport->regs->rcr1 & RSPEN))
return -EBUSY;
@ -65,8 +65,8 @@ int sport_set_multichannel(struct sport_device *sport,
sport->regs->mcmc2 = FRAME_DELAY | MCMEN | \
(packed ? (MCDTXPE|MCDRXPE) : 0);
sport->regs->mtcs0 = mask;
sport->regs->mrcs0 = mask;
sport->regs->mtcs0 = tx_mask;
sport->regs->mrcs0 = rx_mask;
sport->regs->mtcs1 = 0;
sport->regs->mrcs1 = 0;
sport->regs->mtcs2 = 0;

2
sound/soc/blackfin/bf5xx-sport.h
View File

@ -128,7 +128,7 @@ void sport_done(struct sport_device *sport);
/* note: multichannel is in units of 8 channels, tdm_count is number of channels
* NOT / 8 ! all channels are enabled by default */
int sport_set_multichannel(struct sport_device *sport, int tdm_count,
u32 mask, int packed);
u32 tx_mask, u32 rx_mask, int packed);
int sport_config_rx(struct sport_device *sport,
unsigned int rcr1, unsigned int rcr2,

4
sound/soc/blackfin/bf5xx-tdm.c
View File

@ -198,7 +198,7 @@ static int bf5xx_tdm_resume(struct snd_soc_dai *dai)
int ret;
struct sport_device *sport = snd_soc_dai_get_drvdata(dai);
ret = sport_set_multichannel(sport, 8, 0xFF, 1);
ret = sport_set_multichannel(sport, 8, 0xFF, 0xFF, 1);
if (ret) {
pr_err("SPORT is busy!\n");
ret = -EBUSY;
@ -265,7 +265,7 @@ static int bfin_tdm_probe(struct platform_device *pdev)
return -ENODEV;
/* SPORT works in TDM mode */
ret = sport_set_multichannel(sport_handle, 8, 0xFF, 1);
ret = sport_set_multichannel(sport_handle, 8, 0xFF, 0xFF, 1);
if (ret) {
pr_err("SPORT is busy!\n");
ret = -EBUSY;