On Fri, Nov 06, 2015 at 09:38:09AM +0800, Sugar Zhang wrote:
> + /* refine capture channels */
> + if (!of_property_read_u32(node, "rockchip,capture-channels", &val)) {
> + if (val >= 2 && val <= 8)
> + rockchip_i2s_dai.capture.channels_max = val;
> + else
> + rockchip_i2s_dai.capture.channels_max = 2;
> + }You should make a copy of the rockchip_i2s_dai struct in your driver data and modify that rather than modifying the original - what happens if sommeone makes a SoC with two I2S DAIs, one with many channels and another with only two? Samsung SoCs often have an arrangement like that for exmaple.
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