]> git.ipfire.org Git - thirdparty/kernel/stable.git/commit
drm/i915: Increase I915_PARAM_MMAP_GTT_VERSION version to indicate support for partia...
authorJosé Roberto de Souza <jose.souza@intel.com>
Thu, 6 Mar 2025 21:08:27 +0000 (13:08 -0800)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 22 Mar 2025 19:54:26 +0000 (12:54 -0700)
commit7c29e8fd1f0ebab275a069d6ee0365e19fe63471
tree5e1f7ca881991da21bc855668a777d66666f42ec
parente72a52a5cf186e4b8c0cb18d4e54b77d3b40c28f
drm/i915: Increase I915_PARAM_MMAP_GTT_VERSION version to indicate support for partial mmaps

[ Upstream commit a8045e46c508b70fe4b30cc020fd0a2b0709b2e5 ]

Commit 255fc1703e42 ("drm/i915/gem: Calculate object page offset for partial memory mapping")
was the last patch of several patches fixing multiple partial mmaps.
But without a bump in I915_PARAM_MMAP_GTT_VERSION there is no clean
way for UMD to know if it can do multiple partial mmaps.

Fixes: 255fc1703e42 ("drm/i915/gem: Calculate object page offset for partial memory mapping")
Cc: Andi Shyti <andi.shyti@linux.intel.com>
Cc: Nirmoy Das <nirmoy.das@intel.com>
Cc: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Reviewed-by: Nirmoy Das <nirmoy.das@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250306210827.171147-1-jose.souza@intel.com
(cherry picked from commit bfef148f3680e6b9d28e7fca46d9520f80c5e50e)
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
drivers/gpu/drm/i915/gem/i915_gem_mman.c