Use a temporary variable to keep the AES3 value. With this a
spin_unlock_irqrestore() call has been removed from the final code.
Signed-off-by: Claudiu Beznea <[email protected]>
---
sound/soc/atmel/mchp-spdiftx.c | 27 ++++++++++++++-------------
1 file changed, 14 insertions(+), 13 deletions(-)
diff --git a/sound/soc/atmel/mchp-spdiftx.c b/sound/soc/atmel/mchp-spdiftx.c
index ab2d7a791f39..4e231cec9045 100644
--- a/sound/soc/atmel/mchp-spdiftx.c
+++ b/sound/soc/atmel/mchp-spdiftx.c
@@ -355,6 +355,7 @@ static int mchp_spdiftx_hw_params(struct snd_pcm_substream *substream,
struct mchp_spdiftx_mixer_control *ctrl = &dev->control;
u32 mr;
unsigned int bps = params_physical_width(params) / 8;
+ unsigned char aes3;
int ret;
dev_dbg(dev->dev, "%s() rate=%u format=%#x width=%u channels=%u\n",
@@ -440,48 +441,48 @@ static int mchp_spdiftx_hw_params(struct snd_pcm_substream *substream,
mr |= SPDIFTX_MR_BPS(bps);
- spin_lock_irqsave(&ctrl->lock, flags);
- ctrl->ch_stat[3] &= ~IEC958_AES3_CON_FS;
switch (params_rate(params)) {
case 22050:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_22050;
+ aes3 = IEC958_AES3_CON_FS_22050;
break;
case 24000:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_24000;
+ aes3 = IEC958_AES3_CON_FS_24000;
break;
case 32000:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_32000;
+ aes3 = IEC958_AES3_CON_FS_32000;
break;
case 44100:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_44100;
+ aes3 = IEC958_AES3_CON_FS_44100;
break;
case 48000:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_48000;
+ aes3 = IEC958_AES3_CON_FS_48000;
break;
case 88200:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_88200;
+ aes3 = IEC958_AES3_CON_FS_88200;
break;
case 96000:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_96000;
+ aes3 = IEC958_AES3_CON_FS_96000;
break;
case 176400:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_176400;
+ aes3 = IEC958_AES3_CON_FS_176400;
break;
case 192000:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_192000;
+ aes3 = IEC958_AES3_CON_FS_192000;
break;
case 8000:
case 11025:
case 16000:
case 64000:
- ctrl->ch_stat[3] |= IEC958_AES3_CON_FS_NOTID;
+ aes3 = IEC958_AES3_CON_FS_NOTID;
break;
default:
dev_err(dev->dev, "unsupported sample frequency: %u\n",
params_rate(params));
- spin_unlock_irqrestore(&ctrl->lock, flags);
return -EINVAL;
}
+ spin_lock_irqsave(&ctrl->lock, flags);
+ ctrl->ch_stat[3] &= ~IEC958_AES3_CON_FS;
+ ctrl->ch_stat[3] |= aes3;
mchp_spdiftx_channel_status_write(dev);
spin_unlock_irqrestore(&ctrl->lock, flags);
--
2.34.1