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author | 2018-04-25 10:41:08 +0200 | |
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committer | 2018-04-25 16:44:36 +0200 | |
commit | 4d31c6e41ed2f95f97a19766812797dabd82a5ee (patch) | |
tree | e1f81f4f0108ff86f85b8e17b025b21609aec7b2 /sound/soc/fsl/fsl_ssi.c | |
parent | ALSA: hda - Sanity check of access to SPDIF controls array (diff) | |
parent | ALSA: hda - Skip jack and others for non-existing PCM streams (diff) | |
download | linux-4d31c6e41ed2f95f97a19766812797dabd82a5ee.tar.gz linux-4d31c6e41ed2f95f97a19766812797dabd82a5ee.tar.bz2 linux-4d31c6e41ed2f95f97a19766812797dabd82a5ee.zip |
Merge branch 'for-linus' into for-next
Back-merge 4.17-rc3 fixes for further development.
This will bump the base to 4.17-rc2, too.
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/soc/fsl/fsl_ssi.c')
-rw-r--r-- | sound/soc/fsl/fsl_ssi.c | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/sound/soc/fsl/fsl_ssi.c b/sound/soc/fsl/fsl_ssi.c index 0823b08923b5..89df2d9f63d7 100644 --- a/sound/soc/fsl/fsl_ssi.c +++ b/sound/soc/fsl/fsl_ssi.c @@ -217,6 +217,7 @@ struct fsl_ssi_soc_data { * @dai_fmt: DAI configuration this device is currently used with * @streams: Mask of current active streams: BIT(TX) and BIT(RX) * @i2s_net: I2S and Network mode configurations of SCR register + * (this is the initial settings based on the DAI format) * @synchronous: Use synchronous mode - both of TX and RX use STCK and SFCK * @use_dma: DMA is used or FIQ with stream filter * @use_dual_fifo: DMA with support for dual FIFO mode @@ -829,16 +830,23 @@ static int fsl_ssi_hw_params(struct snd_pcm_substream *substream, } if (!fsl_ssi_is_ac97(ssi)) { + /* + * Keep the ssi->i2s_net intact while having a local variable + * to override settings for special use cases. Otherwise, the + * ssi->i2s_net will lose the settings for regular use cases. + */ + u8 i2s_net = ssi->i2s_net; + /* Normal + Network mode to send 16-bit data in 32-bit frames */ if (fsl_ssi_is_i2s_cbm_cfs(ssi) && sample_size == 16) - ssi->i2s_net = SSI_SCR_I2S_MODE_NORMAL | SSI_SCR_NET; + i2s_net = SSI_SCR_I2S_MODE_NORMAL | SSI_SCR_NET; /* Use Normal mode to send mono data at 1st slot of 2 slots */ if (channels == 1) - ssi->i2s_net = SSI_SCR_I2S_MODE_NORMAL; + i2s_net = SSI_SCR_I2S_MODE_NORMAL; regmap_update_bits(regs, REG_SSI_SCR, - SSI_SCR_I2S_NET_MASK, ssi->i2s_net); + SSI_SCR_I2S_NET_MASK, i2s_net); } /* In synchronous mode, the SSI uses STCCR for capture */ |