[PATCH v2 5/7] efi_loader: GOP: Add damage notification on BLT

Alexander Graf agraf at csgraf.de
Fri Jun 10 00:59:19 CEST 2022


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 at csgraf.de>
Reported-by: Da Xue <da at libre.computer>

---

v1 -> v2:

  - Remove ifdefs from gop
---
 lib/efi_loader/efi_gop.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/efi_loader/efi_gop.c b/lib/efi_loader/efi_gop.c
index 2c81859807..ff08e97d93 100644
--- a/lib/efi_loader/efi_gop.c
+++ b/lib/efi_loader/efi_gop.c
@@ -33,6 +33,7 @@ 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;
@@ -244,6 +245,9 @@ static __always_inline efi_status_t gop_blt_int(struct efi_gop *this,
 		dlineoff += dwidth;
 	}
 
+	if (IS_ENABLED(CONFIG_DM_VIDEO))
+		video_damage(gopobj->vdev, dx, dy, width, height);
+
 	return EFI_SUCCESS;
 }
 
@@ -481,9 +485,9 @@ efi_status_t efi_gop_register(void)
 	u64 fb_base, fb_size;
 	void *fb;
 	efi_status_t ret;
+	struct udevice *vdev = NULL;
 
 #ifdef CONFIG_DM_VIDEO
-	struct udevice *vdev;
 	struct video_priv *priv;
 
 	/* We only support a single video output device for now */
@@ -582,6 +586,7 @@ efi_status_t efi_gop_register(void)
 	gopobj->info.pixels_per_scanline = col;
 	gopobj->bpix = bpix;
 	gopobj->fb = fb;
+	gopobj->vdev = vdev;
 
 	return EFI_SUCCESS;
 }
-- 
2.32.1 (Apple Git-133)



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