[PATCH] drm/fourcc: fix AMD modifiers PACKERS field doc

Simon Ser contact at emersion.fr
Sun Nov 15 09:39:38 UTC 2020


This field doesn't alias with BANK_XOR_BITS: PACKERS is bits 26:28 while
BANK_XOR_BITS is bits 23:25.

Fixes: 8ba16d599374 ("drm/fourcc: Add AMD DRM modifiers.")
Signed-off-by: Simon Ser <contact at emersion.fr>
Cc: Bas Nieuwenhuizen <bas at basnieuwenhuizen.nl>
Cc: Alex Deucher <alexdeucher at gmail.com>
Cc: Daniel Vetter <daniel at ffwll.ch>
---
 include/uapi/drm/drm_fourcc.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/uapi/drm/drm_fourcc.h b/include/uapi/drm/drm_fourcc.h
index ca48ed0e6bc1..29c7a8694479 100644
--- a/include/uapi/drm/drm_fourcc.h
+++ b/include/uapi/drm/drm_fourcc.h
@@ -1196,7 +1196,7 @@ drm_fourcc_canonicalize_nvidia_format_mod(__u64 modifier)
 #define AMD_FMT_MOD_PIPE_XOR_BITS_MASK 0x7
 #define AMD_FMT_MOD_BANK_XOR_BITS_SHIFT 23
 #define AMD_FMT_MOD_BANK_XOR_BITS_MASK 0x7
-#define AMD_FMT_MOD_PACKERS_SHIFT 26 /* aliases with BANK_XOR_BITS */
+#define AMD_FMT_MOD_PACKERS_SHIFT 26
 #define AMD_FMT_MOD_PACKERS_MASK 0x7
 #define AMD_FMT_MOD_RB_SHIFT 29
 #define AMD_FMT_MOD_RB_MASK 0x7
-- 
2.29.2




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