media: camss: add support for V4L2_PIX_FMT_GREY for sdm845 HW

Add this common format to the various format lists relevant to sdm845.
Signed-off-by: Jonathan Marek <jonathan@marek.ca>
Reviewed-by: Robert Foss <robert.foss@linaro.org>
Signed-off-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

drivers/media/platform/qcom/camss/camss-csid-170.c

@@ -262,6 +262,13 @@ static const struct csid_format csid_formats[] = {
 		10,
 		1,
 	},
+	{
+		MEDIA_BUS_FMT_Y8_1X8,
+		DATA_TYPE_RAW_8BIT,
+		DECODE_FORMAT_UNCOMPRESSED_8_BIT,
+		8,
+		1,
+	},
 	{
 		MEDIA_BUS_FMT_Y10_1X10,
 		DATA_TYPE_RAW_10BIT,

drivers/media/platform/qcom/camss/camss-csiphy.c

@@ -94,6 +94,7 @@ static const struct csiphy_format csiphy_formats_sdm845[] = {
 	{ MEDIA_BUS_FMT_SGBRG14_1X14, 14 },
 	{ MEDIA_BUS_FMT_SGRBG14_1X14, 14 },
 	{ MEDIA_BUS_FMT_SRGGB14_1X14, 14 },
+	{ MEDIA_BUS_FMT_Y8_1X8, 8 },
 	{ MEDIA_BUS_FMT_Y10_1X10, 10 },
 };
 

drivers/media/platform/qcom/camss/camss-vfe.c

@@ -118,6 +118,7 @@ static const struct vfe_format formats_rdi_845[] = {
 	{ MEDIA_BUS_FMT_SGBRG14_1X14, 14 },
 	{ MEDIA_BUS_FMT_SGRBG14_1X14, 14 },
 	{ MEDIA_BUS_FMT_SRGGB14_1X14, 14 },
+	{ MEDIA_BUS_FMT_Y8_1X8, 8 },
 	{ MEDIA_BUS_FMT_Y10_1X10, 10 },
 	{ MEDIA_BUS_FMT_Y10_2X8_PADHI_LE, 16 },
 };

drivers/media/platform/qcom/camss/camss-video.c

@@ -176,6 +176,8 @@ static const struct camss_format_info formats_rdi_845[] = {
 	  { { 1, 1 } }, { { 1, 1 } }, { 14 } },
 	{ MEDIA_BUS_FMT_SRGGB14_1X14, V4L2_PIX_FMT_SRGGB14P, 1,
 	  { { 1, 1 } }, { { 1, 1 } }, { 14 } },
+	{ MEDIA_BUS_FMT_Y8_1X8, V4L2_PIX_FMT_GREY, 1,
+	  { { 1, 1 } }, { { 1, 1 } }, { 8 } },
 	{ MEDIA_BUS_FMT_Y10_1X10, V4L2_PIX_FMT_Y10P, 1,
 	  { { 1, 1 } }, { { 1, 1 } }, { 10 } },
 	{ MEDIA_BUS_FMT_Y10_2X8_PADHI_LE, V4L2_PIX_FMT_Y10, 1,