From: Yegor Yefremov yegorslists@googlemail.com
Channel size settings will be made at the end of davinci_mcasp_hw_params() routine and thus overwrite frame format settings made for DIT mode. This patch fixes this issue by taking op_mode into account. Tested with official PSP 3.2 kernel and sii9022a HDMI transmitter.
Signed-off-by: Yegor Yefremov yegorslists@googlemail.com --- sound/soc/davinci/davinci-mcasp.c | 27 +++++++++++++++++---------- 1 files changed, 17 insertions(+), 10 deletions(-)
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c index 90a9b99..de59075 100644 --- a/sound/soc/davinci/davinci-mcasp.c +++ b/sound/soc/davinci/davinci-mcasp.c @@ -643,16 +643,23 @@ static int davinci_config_channel_size(struct davinci_audio_dev *dev, /* mapping of the XSSZ bit-field as described in the datasheet */ fmt = (word_length >> 1) - 1;
- mcasp_mod_bits(dev->base + DAVINCI_MCASP_RXFMT_REG, - RXSSZ(fmt), RXSSZ(0x0F)); - mcasp_mod_bits(dev->base + DAVINCI_MCASP_TXFMT_REG, - TXSSZ(fmt), TXSSZ(0x0F)); - mcasp_mod_bits(dev->base + DAVINCI_MCASP_TXFMT_REG, TXROT(rotate), - TXROT(7)); - mcasp_mod_bits(dev->base + DAVINCI_MCASP_RXFMT_REG, RXROT(rotate), - RXROT(7)); - mcasp_set_reg(dev->base + DAVINCI_MCASP_TXMASK_REG, mask); - mcasp_set_reg(dev->base + DAVINCI_MCASP_RXMASK_REG, mask); + if (dev->op_mode == DAVINCI_MCASP_DIT_MODE) + { + mcasp_set_reg(dev->base + DAVINCI_MCASP_TXMASK_REG, mask); + } + else + { + mcasp_mod_bits(dev->base + DAVINCI_MCASP_RXFMT_REG, + RXSSZ(fmt), RXSSZ(0x0F)); + mcasp_mod_bits(dev->base + DAVINCI_MCASP_TXFMT_REG, + TXSSZ(fmt), TXSSZ(0x0F)); + mcasp_mod_bits(dev->base + DAVINCI_MCASP_TXFMT_REG, TXROT(rotate), + TXROT(7)); + mcasp_mod_bits(dev->base + DAVINCI_MCASP_RXFMT_REG, RXROT(rotate), + RXROT(7)); + mcasp_set_reg(dev->base + DAVINCI_MCASP_TXMASK_REG, mask); + mcasp_set_reg(dev->base + DAVINCI_MCASP_RXMASK_REG, mask); + }
return 0; }