diff options
| -rw-r--r-- | sound/soc/blackfin/bf5xx-i2s.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sound/soc/blackfin/bf5xx-i2s.c b/sound/soc/blackfin/bf5xx-i2s.c index 964824419678..af06904bab0f 100644 --- a/sound/soc/blackfin/bf5xx-i2s.c +++ b/sound/soc/blackfin/bf5xx-i2s.c | |||
| @@ -50,6 +50,7 @@ struct bf5xx_i2s_port { | |||
| 50 | u16 tcr2; | 50 | u16 tcr2; |
| 51 | u16 rcr2; | 51 | u16 rcr2; |
| 52 | int counter; | 52 | int counter; |
| 53 | int configured; | ||
| 53 | }; | 54 | }; |
| 54 | 55 | ||
| 55 | static struct bf5xx_i2s_port bf5xx_i2s; | 56 | static struct bf5xx_i2s_port bf5xx_i2s; |
| @@ -168,7 +169,7 @@ static int bf5xx_i2s_hw_params(struct snd_pcm_substream *substream, | |||
| 168 | break; | 169 | break; |
| 169 | } | 170 | } |
| 170 | 171 | ||
| 171 | if (bf5xx_i2s.counter == 1) { | 172 | if (!bf5xx_i2s.configured) { |
| 172 | /* | 173 | /* |
| 173 | * TX and RX are not independent,they are enabled at the | 174 | * TX and RX are not independent,they are enabled at the |
| 174 | * same time, even if only one side is running. So, we | 175 | * same time, even if only one side is running. So, we |
| @@ -177,6 +178,7 @@ static int bf5xx_i2s_hw_params(struct snd_pcm_substream *substream, | |||
| 177 | * | 178 | * |
| 178 | * CPU DAI:slave mode. | 179 | * CPU DAI:slave mode. |
| 179 | */ | 180 | */ |
| 181 | bf5xx_i2s.configured = 1; | ||
| 180 | ret = sport_config_rx(sport_handle, bf5xx_i2s.rcr1, | 182 | ret = sport_config_rx(sport_handle, bf5xx_i2s.rcr1, |
| 181 | bf5xx_i2s.rcr2, 0, 0); | 183 | bf5xx_i2s.rcr2, 0, 0); |
| 182 | if (ret) { | 184 | if (ret) { |
| @@ -200,6 +202,9 @@ static void bf5xx_i2s_shutdown(struct snd_pcm_substream *substream, | |||
| 200 | { | 202 | { |
| 201 | pr_debug("%s enter\n", __func__); | 203 | pr_debug("%s enter\n", __func__); |
| 202 | bf5xx_i2s.counter--; | 204 | bf5xx_i2s.counter--; |
| 205 | /* No active stream, SPORT is allowed to be configured again. */ | ||
| 206 | if (!bf5xx_i2s.counter) | ||
| 207 | bf5xx_i2s.configured = 0; | ||
| 203 | } | 208 | } |
| 204 | 209 | ||
| 205 | static int bf5xx_i2s_probe(struct platform_device *pdev, | 210 | static int bf5xx_i2s_probe(struct platform_device *pdev, |
| @@ -244,8 +249,7 @@ static int bf5xx_i2s_suspend(struct snd_soc_dai *dai) | |||
| 244 | return 0; | 249 | return 0; |
| 245 | } | 250 | } |
| 246 | 251 | ||
| 247 | static int bf5xx_i2s_resume(struct platform_device *pdev, | 252 | static int bf5xx_i2s_resume(struct snd_soc_dai *dai) |
| 248 | struct snd_soc_dai *dai) | ||
| 249 | { | 253 | { |
| 250 | int ret; | 254 | int ret; |
| 251 | struct sport_device *sport = | 255 | struct sport_device *sport = |
