2019年7月4日(木) 18:36 YueHaibing <yuehaibing@xxxxxxxxxx>:
>
> REGMAP_SCCB is selected by ov772x and ov9650 drivers,
> but CONFIG_REGMAP may not, so building will fails:
>
> rivers/media/i2c/ov772x.c: In function ov772x_probe:
> drivers/media/i2c/ov772x.c:1360:22: error: variable ov772x_regmap_config has initializer but incomplete type
> static const struct regmap_config ov772x_regmap_config = {
> ^~~~~~~~~~~~~
> drivers/media/i2c/ov772x.c:1361:4: error: const struct regmap_config has no member named reg_bits
>
> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx>
> Fixes: 5bbf32217bf9 ("media: ov772x: use SCCB regmap")
> Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
> ---
> drivers/base/regmap/Kconfig | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/base/regmap/Kconfig b/drivers/base/regmap/Kconfig
> index c8bbf53..a498413 100644
> --- a/drivers/base/regmap/Kconfig
> +++ b/drivers/base/regmap/Kconfig
> @@ -4,7 +4,7 @@
> # subsystems should select the appropriate symbols.
>
> config REGMAP
> - default y if (REGMAP_I2C || REGMAP_SPI || REGMAP_SPMI || REGMAP_W1 || REGMAP_AC97 || REGMAP_MMIO || REGMAP_IRQ || REGMAP_I3C)
> + default y if (REGMAP_I2C || REGMAP_SPI || REGMAP_SPMI || REGMAP_W1 || REGMAP_AC97 || REGMAP_MMIO || REGMAP_IRQ || REGMAP_SCCB || REGMAP_I3C)
> select IRQ_DOMAIN if REGMAP_IRQ
> bool
Looks good.
Reviewed-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
A similar problem exists for REGMAP_SOUNDWIRE. But I can't find any users
of regmap_init_sdw (i.e. REGMAP_SOUNDWIRE).
