On 31/05/2024 11:20, Javier Martinez Canillas wrote:
Jocelyn Falempe <[email protected]> writes:
This allows drivers to draw the pixel, and handle tiling, or specific
color formats.
Signed-off-by: Jocelyn Falempe <[email protected]>
---
drivers/gpu/drm/drm_panic.c | 120 +++++++++++++++++++++++-------------
include/drm/drm_panic.h | 9 +++
2 files changed, 85 insertions(+), 44 deletions(-)
diff --git a/drivers/gpu/drm/drm_panic.c b/drivers/gpu/drm/drm_panic.c
index 9d95c7eaae83..27e26b9d842c 100644
--- a/drivers/gpu/drm/drm_panic.c
+++ b/drivers/gpu/drm/drm_panic.c
@@ -241,40 +241,54 @@ static void drm_panic_blit32(struct iosys_map *dmap,
unsigned int dpitch,
iosys_map_wr(dmap, y * dpitch + x *
sizeof(u32), u32, color);
}
+static void drm_panic_blit_pixel(struct drm_scanout_buffer *sb, struct drm_rect *clip,
+ const u8 *sbuf8, unsigned int spitch, u32
color)
+{
+ unsigned int y, x;
+
+ for (y = 0; y < drm_rect_height(clip); y++)
+ for (x = 0; x < drm_rect_width(clip); x++)
+ if (sbuf8[(y * spitch) + x / 8] & (0x80 >> (x % 8)))
You have the same check for fb vs bg in all your blit helpers, so maybe
this can be a macro or static inline function instead ? That would also
help with the issue I mentioned about making the logic easier to read.
Sure, I can do a v2, or send an additional patch for that.
Reviewed-by: Javier Martinez Canillas <[email protected]>
Thanks,
--
Jocelyn
