On Mon, Oct 28, 2024 at 09:44:18AM +0000, Sakari Ailus wrote:
> Hi Tarang,
>
> On Sat, Oct 26, 2024 at 03:45:40AM +0530, Tarang Raval wrote:
> > Add new structure 'mt9p031_model_info' to encapsulate format codes for
> > the mt9p031 camera sensor family. This approach enhances code clarity
> > and maintainability.
> >
> > Signed-off-by: Tarang Raval <tarang.raval@xxxxxxxxxxxxxxxxx>
> > ---
> > drivers/media/i2c/mt9p031.c | 31 ++++++++++++++++++++++++++++---
> > 1 file changed, 28 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/media/i2c/mt9p031.c b/drivers/media/i2c/mt9p031.c
> > index f2f52f484044..3576d3066738 100644
> > --- a/drivers/media/i2c/mt9p031.c
> > +++ b/drivers/media/i2c/mt9p031.c
> > @@ -112,6 +112,24 @@
> > #define MT9P031_TEST_PATTERN_RED 0xa2
> > #define MT9P031_TEST_PATTERN_BLUE 0xa3
> >
> > +struct mt9p031_model_info {
> > + u32 code;
> > +};
> > +
> > +enum mt9p031_model {
> > + MT9P031_MODEL_BAYER,
> > + MT9P031_MODEL_MONO,
> > +};
> > +
> > +static const struct mt9p031_model_info mt9p031_models[] = {
> > + [MT9P031_MODEL_BAYER] = {
> > + .code = MEDIA_BUS_FMT_SGRBG12_1X12,
> > + },
> > + [MT9P031_MODEL_MONO] = {
> > + .code = MEDIA_BUS_FMT_Y12_1X12,
> > + },
> > +};
> > +
> > struct mt9p031 {
> > struct v4l2_subdev subdev;
> > struct media_pad pad;
> > @@ -1209,9 +1227,16 @@ static void mt9p031_remove(struct i2c_client *client)
> > }
> >
> > static const struct of_device_id mt9p031_of_match[] = {
> > - { .compatible = "aptina,mt9p006", .data = (void *)MEDIA_BUS_FMT_SGRBG12_1X12 },
> > - { .compatible = "aptina,mt9p031", .data = (void *)MEDIA_BUS_FMT_SGRBG12_1X12 },
> > - { .compatible = "aptina,mt9p031m", .data = (void *)MEDIA_BUS_FMT_Y12_1X12 },
> > + {
> > + .compatible = "aptina,mt9p006",
> > + .data = &mt9p031_models[MT9P031_MODEL_BAYER]
> > + }, {
> > + .compatible = "aptina,mt9p031",
> > + .data = &mt9p031_models[MT9P031_MODEL_BAYER]
> > + }, {
> > + .compatible = "aptina,mt9p031m",
> > + .data = &mt9p031_models[MT9P031_MODEL_MONO]
>
> Instead using an index into an array, could you add structs for describing
> both separately? See e.g. drivers/media/i2c/ccs/ccs-core.c for an example.
For what it's worth, I prefer the array and indices. I don't care too
much though.
> > + },
> > { /* sentinel */ }
> > };
> > MODULE_DEVICE_TABLE(of, mt9p031_of_match);
--
Regards,
Laurent Pinchart
