This is a note to let you know that I've just added the patch titled
drm/amd: Add gfx12 swizzle mode defs
to the 6.10-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-add-gfx12-swizzle-mode-defs.patch
and it can be found in the queue-6.10 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 4df23d758555cb29a4408ddb603b42b82f7070e6
Author: Aurabindo Pillai <aurabindo.pillai@xxxxxxx>
Date: Fri Feb 2 14:00:27 2024 -0500
drm/amd: Add gfx12 swizzle mode defs
[ Upstream commit 7ceb94e87bffff7c12b61eb29749e1d8ac976896 ]
Add GFX12 swizzle mode definitions for use with DCN401
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@xxxxxxx>
Acked-by: Rodrigo Siqueira <rodrigo.siqueira@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Stable-dep-of: 8dd1426e2c80 ("drm/amdgpu: handle gfx12 in amdgpu_display_verify_sizes")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index 84d502e42961..4168445fbb8b 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -1476,6 +1476,7 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier)
#define AMD_FMT_MOD_TILE_VER_GFX10 2
#define AMD_FMT_MOD_TILE_VER_GFX10_RBPLUS 3
#define AMD_FMT_MOD_TILE_VER_GFX11 4
+#define AMD_FMT_MOD_TILE_VER_GFX12 5
/*
* 64K_S is the same for GFX9/GFX10/GFX10_RBPLUS and hence has GFX9 as canonical
@@ -1486,6 +1487,8 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier)
/*
* 64K_D for non-32 bpp is the same for GFX9/GFX10/GFX10_RBPLUS and hence has
* GFX9 as canonical version.
+ *
+ * 64K_D_2D on GFX12 is identical to 64K_D on GFX11.
*/
#define AMD_FMT_MOD_TILE_GFX9_64K_D 10
#define AMD_FMT_MOD_TILE_GFX9_64K_S_X 25
@@ -1493,6 +1496,19 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier)
#define AMD_FMT_MOD_TILE_GFX9_64K_R_X 27
#define AMD_FMT_MOD_TILE_GFX11_256K_R_X 31
+/* Gfx12 swizzle modes:
+ * 0 - LINEAR
+ * 1 - 256B_2D - 2D block dimensions
+ * 2 - 4KB_2D
+ * 3 - 64KB_2D
+ * 4 - 256KB_2D
+ * 5 - 4KB_3D - 3D block dimensions
+ * 6 - 64KB_3D
+ * 7 - 256KB_3D
+ */
+#define AMD_FMT_MOD_TILE_GFX12_64K_2D 3
+#define AMD_FMT_MOD_TILE_GFX12_256K_2D 4
+
#define AMD_FMT_MOD_DCC_BLOCK_64B 0
#define AMD_FMT_MOD_DCC_BLOCK_128B 1
#define AMD_FMT_MOD_DCC_BLOCK_256B 2
