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authorJon Medhurst (Tixy) <tixy@linaro.org>2016-02-01 15:54:37 +0000
committerMark Brown <broonie@kernel.org>2016-02-02 19:20:18 +0000
commitd2f916aaccaf7b3bc27df2fd6cfc00f6cda2f78d (patch)
treee9de2a946633315006d670a0393368641efa3cce /sound/soc/dwc
parent92e963f50fc74041b5e9e744c330dca48e04f08d (diff)
downloadlinux-d2f916aaccaf7b3bc27df2fd6cfc00f6cda2f78d.tar.bz2
ASoC: dwc: Ensure i2s_reg_comp{1,2} is always initialised
In the case that the driver is configured from device-tree i2s_reg_comp1 and i2s_reg_comp2 aren't initialised, breaking the driver. Fix this by unconditionally setting these values before checking for quirks. Fixes: a242cac1d3aa ("ASoC: dwc: add quirk to override COMP_PARAM_1 register") Signed-off-by: Jon Medhurst <tixy@linaro.org> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/dwc')
-rw-r--r--sound/soc/dwc/designware_i2s.c5
1 files changed, 2 insertions, 3 deletions
diff --git a/sound/soc/dwc/designware_i2s.c b/sound/soc/dwc/designware_i2s.c
index ce664c239be3..bff258d7bcea 100644
--- a/sound/soc/dwc/designware_i2s.c
+++ b/sound/soc/dwc/designware_i2s.c
@@ -645,6 +645,8 @@ static int dw_i2s_probe(struct platform_device *pdev)
dev->dev = &pdev->dev;
+ dev->i2s_reg_comp1 = I2S_COMP_PARAM_1;
+ dev->i2s_reg_comp2 = I2S_COMP_PARAM_2;
if (pdata) {
dev->capability = pdata->cap;
clk_id = NULL;
@@ -652,9 +654,6 @@ static int dw_i2s_probe(struct platform_device *pdev)
if (dev->quirks & DW_I2S_QUIRK_COMP_REG_OFFSET) {
dev->i2s_reg_comp1 = pdata->i2s_reg_comp1;
dev->i2s_reg_comp2 = pdata->i2s_reg_comp2;
- } else {
- dev->i2s_reg_comp1 = I2S_COMP_PARAM_1;
- dev->i2s_reg_comp2 = I2S_COMP_PARAM_2;
}
ret = dw_configure_dai_by_pd(dev, dw_i2s_dai, res, pdata);
} else {