[media] omap3isp: preview: Add support for non-GRBG Bayer patterns
Rearrange the CFA interpolation coefficients table based on the Bayer
pattern. Support for non-Bayer CFA patterns is dropped as they were not
correctly supported, and have never been tested.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sakari Ailus <sakari.ailus@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/include/linux/omap3isp.h b/include/linux/omap3isp.h
index 0cddaa9..c090cf9 100644
--- a/include/linux/omap3isp.h
+++ b/include/linux/omap3isp.h
@@ -437,6 +437,7 @@
#define OMAP3ISP_PREV_NF_TBL_SIZE 64
#define OMAP3ISP_PREV_CFA_TBL_SIZE 576
+#define OMAP3ISP_PREV_CFA_BLK_SIZE (OMAP3ISP_PREV_CFA_TBL_SIZE / 4)
#define OMAP3ISP_PREV_GAMMA_TBL_SIZE 1024
#define OMAP3ISP_PREV_YENH_TBL_SIZE 128
@@ -478,7 +479,7 @@
enum omap3isp_cfa_fmt format;
__u8 gradthrs_vert;
__u8 gradthrs_horz;
- __u32 table[OMAP3ISP_PREV_CFA_TBL_SIZE];
+ __u32 table[4][OMAP3ISP_PREV_CFA_BLK_SIZE];
};
/**