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efi_loader: GOP: Add damage notification on BLT

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Now that we have a damage tracking API, let's populate damage done by
UEFI payloads when they BLT data onto the screen.

Signed-off-by: Alexander Graf <agraf@csgraf.de>
Reported-by: Da Xue <da@libre.computer>
Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
[Alper: Add struct comment for new member]
Signed-off-by: Alper Nebi Yasak <alpernebiyasak@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Link: https://lore.kernel.org/u-boot/20230821135111.3558478-10-alpernebiyasak@gmail.com/
This commit is contained in:
Alexander Graf 2022-06-10 00:59:19 +02:00 committed by Simon Glass
parent 4b19425b35
commit 459dbcb248
1 changed files with 7 additions and 0 deletions
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7
lib/efi_loader/efi_gop.c
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@ -26,6 +26,7 @@ static const efi_guid_t efi_gop_guid = EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID;
* @ops: graphical output protocol interface
* @info: graphical output mode information
* @mode: graphical output mode
* @vdev: backing video device
* @bpix: bits per pixel
* @fb: frame buffer
*/
@ -34,6 +35,7 @@ struct efi_gop_obj {
struct efi_gop ops;
struct efi_gop_mode_info info;
struct efi_gop_mode mode;
struct udevice *vdev;
/* Fields we only have access to during init */
u32 bpix;
void *fb;
@ -122,6 +124,7 @@ static __always_inline efi_status_t gop_blt_int(struct efi_gop *this,
u32 *fb32 = gopobj->fb;
u16 *fb16 = gopobj->fb;
struct efi_gop_pixel *buffer = __builtin_assume_aligned(bufferp, 4);
bool blt_to_video = (operation != EFI_BLT_VIDEO_TO_BLT_BUFFER);
if (delta) {
/* Check for 4 byte alignment */
@ -245,6 +248,9 @@ static __always_inline efi_status_t gop_blt_int(struct efi_gop *this,
dlineoff += dwidth;
}
if (blt_to_video)
video_damage(gopobj->vdev, dx, dy, width, height);
return EFI_SUCCESS;
}
@ -551,6 +557,7 @@ efi_status_t efi_gop_register(void)
gopobj->info.pixels_per_scanline = col;
gopobj->bpix = bpix;
gopobj->fb = map_sysmem(fb_base, fb_size);
gopobj->vdev = vdev;
return EFI_SUCCESS;
}