summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/vkms/vkms_composer.c
diff options
context:
space:
mode:
authorHarry Wentland <harry.wentland@amd.com>2025-11-14 17:01:47 -0700
committerSimon Ser <contact@emersion.fr>2025-11-26 23:03:33 +0100
commitf03bf05c2061e66fe156d5cf80765bd863dcb122 (patch)
treec0082b6b806561d7817037047108953a17013e52 /drivers/gpu/drm/vkms/vkms_composer.c
parentb7f513803bdff4d509093b9bfad881ff57ede321 (diff)
drm/vkms: Add tests for CTM handling
A whole slew of tests for CTM handling that greatly helped in debugging the CTM code. The extent of tests might seem a bit silly but they're fast and might someday help save someone else's day when debugging this. Reviewed-by: Louis Chauvet <louis.chauvet@bootlin.com> Signed-off-by: Alex Hung <alex.hung@amd.com> Signed-off-by: Harry Wentland <harry.wentland@amd.com> Reviewed-by: Daniel Stone <daniels@collabora.com> Signed-off-by: Simon Ser <contact@emersion.fr> Link: https://patch.msgid.link/20251115000237.3561250-23-alex.hung@amd.com
Diffstat (limited to 'drivers/gpu/drm/vkms/vkms_composer.c')
-rw-r--r--drivers/gpu/drm/vkms/vkms_composer.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vkms/vkms_composer.c b/drivers/gpu/drm/vkms/vkms_composer.c
index 214f82da3b0b..3cf3f26e0d8e 100644
--- a/drivers/gpu/drm/vkms/vkms_composer.c
+++ b/drivers/gpu/drm/vkms/vkms_composer.c
@@ -128,7 +128,8 @@ static void apply_lut(const struct vkms_crtc_state *crtc_state, struct line_buff
}
}
-static void apply_3x4_matrix(struct pixel_argb_s32 *pixel, const struct drm_color_ctm_3x4 *matrix)
+VISIBLE_IF_KUNIT void apply_3x4_matrix(struct pixel_argb_s32 *pixel,
+ const struct drm_color_ctm_3x4 *matrix)
{
s64 rf, gf, bf;
s64 r, g, b;
@@ -156,6 +157,7 @@ static void apply_3x4_matrix(struct pixel_argb_s32 *pixel, const struct drm_colo
pixel->g = drm_fixp2int_round(gf);
pixel->b = drm_fixp2int_round(bf);
}
+EXPORT_SYMBOL_IF_KUNIT(apply_3x4_matrix);
static void apply_colorop(struct pixel_argb_s32 *pixel, struct drm_colorop *colorop)
{