[PATCH i-g-t v5 2/6] lib/igt_fb: Validate supported formats for crc calculation

[Sowmiya S <sowmiya.s@intel.com>]

Add logic to verify that provided formats
are supported before proceeding with test
execution for crc calculation

v2: Reframe commit message (Kamil)
    Separate lib changes in single commit (Kamil)
v4: Remove BGR2101010 format verification from
    fnv1a function (Suraj)

Signed-off-by: Sowmiya S <sowmiya.s@intel.com>
Reviewed-by: Suraj Kandpal <suraj.kandpal@intel.com>
---
 lib/igt_fb.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/lib/igt_fb.c b/lib/igt_fb.c
index d59fe133b..3a1553d48 100644
--- a/lib/igt_fb.c
+++ b/lib/igt_fb.c
@@ -5035,7 +5035,8 @@ int igt_fb_get_fnv1a_crc(struct igt_fb *fb, igt_crc_t *crc)
 	if (fb->num_planes != 1)
 		return -EINVAL;
 
-	if (fb->drm_format != DRM_FORMAT_XRGB8888 && fb->drm_format != DRM_FORMAT_XRGB2101010)
+	if (fb->drm_format != DRM_FORMAT_XRGB8888 && fb->drm_format != DRM_FORMAT_XRGB2101010 &&
+	    fb->drm_format != DRM_FORMAT_XBGR8888)
 		return -EINVAL;
 
 	ptr = igt_fb_map_buffer(fb->fd, fb);
@@ -5062,7 +5063,8 @@ int igt_fb_get_fnv1a_crc(struct igt_fb *fb, igt_crc_t *crc)
 		for (x = 0; x < fb->width; x++) {
 			uint32_t pixel = le32_to_cpu(line[x]);
 
-			if (fb->drm_format == DRM_FORMAT_XRGB8888)
+			if (fb->drm_format == DRM_FORMAT_XRGB8888 ||
+			    fb->drm_format == DRM_FORMAT_XBGR8888)
 				pixel &= 0x00ffffff;
 			else if (fb->drm_format == DRM_FORMAT_XRGB2101010)
 				pixel &= 0x3fffffff;
-- 
2.43.0