linux-stable.git/drivers/gpu/drm/amd/amdgpu/amdgpu_vram_mgr.c, branch linux-5.7.y Linux kernel stable tree drm/amdgpu: Report vram vendor with sysfs (v3) 2019-10-07T20:11:07+00:00 Ori Messinger Ori.Messinger@amd.com 2019-10-02T14:02:07+00:00 ad02e08e05781c3dabe7853f39cffb69169e96b2 The vram vendor can be found as a separate sysfs file at: /sys/class/drm/card[X]/device/mem_info_vram_vendor The vram vendor is displayed as a string value. v2: Use correct bit masking, and cache vram_vendor in gmc v3: Drop unused functions for vram width, type, and vendor Signed-off-by: Ori Messinger <ori.messinger@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
The vram vendor can be found as a separate sysfs file at:
/sys/class/drm/card[X]/device/mem_info_vram_vendor
The vram vendor is displayed as a string value.

v2: Use correct bit masking, and cache vram_vendor in gmc
v3: Drop unused functions for vram width, type, and vendor

Signed-off-by: Ori Messinger <ori.messinger@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: reserve at least 4MB of VRAM for page tables v2 2019-09-13T22:38:47+00:00 Christian König christian.koenig@amd.com 2019-08-30T12:38:37+00:00 9d1b3c78052e87fbb1beb7912bf5b2d5b19f2c2c This hopefully helps reduce the contention for page tables. v2: adjust maximum reported VRAM size as well Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Chunming Zhou <david1.zhou@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
This hopefully helps reduce the contention for page tables.

v2: adjust maximum reported VRAM size as well

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Merge branch 'drm-next' into drm-next-5.3 2019-06-25T13:42:25+00:00 Alex Deucher alexander.deucher@amd.com 2019-06-25T13:42:25+00:00 d7929c1e13e3788e7cb741d75b5baec5e53eff21 Backmerge drm-next and fix up conflicts due to drmP.h removal. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Backmerge drm-next and fix up conflicts due to drmP.h removal.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/amdgpu: cast mem->num_pages to 64-bits when shifting (v2) 2019-06-20T16:32:24+00:00 Tom St Denis tom.stdenis@amd.com 2019-06-14T15:47:21+00:00 c1d827d62f71eb6eaa0b2ffad4d893faa99e4c87 On 32-bit hosts mem->num_pages is 32-bits and can overflow when shifted. Add a cast to avoid this. (v2): Style fix. Signed-off-by: Tom St Denis <tom.stdenis@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
On 32-bit hosts mem->num_pages is 32-bits and can overflow
when shifted.  Add a cast to avoid this.

(v2): Style fix.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/amdgpu: Bail out of BO node creation if not enough VRAM (v3) 2019-06-13T18:59:48+00:00 Tom St Denis tom.stdenis@amd.com 2019-06-10T13:53:58+00:00 c5e4c6bbbdce750a52ae65c429384e7324a50fd3 (v2): Return 0 and set mem->mm_node to NULL. (v3): Use atomic64_add_return instead. Signed-off-by: Tom St Denis <tom.stdenis@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
(v2): Return 0 and set mem->mm_node to NULL.
(v3): Use atomic64_add_return instead.

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd/amdgpu: remove vram_page_split kernel option (v3) 2019-06-11T17:44:23+00:00 Tom St Denis tom.stdenis@amd.com 2019-06-04T13:36:57+00:00 b4559a16467a13a12a660f31edec1801e2a5b16b This option is no longer needed. The default code paths are now the only option. v2: Add HPAGE support and a default for non contiguous maps v3: Misread 512 pages as MiB ... Signed-off-by: Tom St Denis <tom.stdenis@amd.com> Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
This option is no longer needed.  The default code paths
are now the only option.

v2: Add HPAGE support and a default for non contiguous maps
v3: Misread 512 pages as MiB ...

Signed-off-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amd: drop use of drmP.h in amdgpu/amdgpu* 2019-06-10T21:02:48+00:00 Sam Ravnborg sam@ravnborg.org 2019-06-09T22:07:56+00:00 fdf2f6c56e5e289c7d7e726b676aba25643b39a0 Drop use of drmP.h in all files named amdgpu* in drm/amd/amdgpu/ Fix fallout. Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Cc: "Christian König" <christian.koenig@amd.com> Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com> Cc: David Airlie <airlied@linux.ie> Cc: Daniel Vetter <daniel@ffwll.ch> Link: https://patchwork.freedesktop.org/patch/msgid/20190609220757.10862-10-sam@ravnborg.org 
Drop use of drmP.h in all files named amdgpu*
in drm/amd/amdgpu/

Fix fallout.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: "Christian König" <christian.koenig@amd.com>
Cc: "David (ChunMing) Zhou" <David1.Zhou@amd.com>
Cc: David Airlie <airlied@linux.ie>
Cc: Daniel Vetter <daniel@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20190609220757.10862-10-sam@ravnborg.org
drm/amdgpu: Add sysfs files for returning VRAM/GTT info v2 2019-03-19T20:04:02+00:00 Kent Russell kent.russell@amd.com 2019-02-28T12:05:02+00:00 55c374e9eb72be0de5d4fe2ef4d7803cd4ea6329 Add 6 files that return (in bytes): The total amount of VRAM/visible VRAM/GTT and the current total used VRAM/visible VRAM/GTT v2: Split used and total into separate files Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Kent Russell <kent.russell@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Add 6 files that return (in bytes):
The total amount of VRAM/visible VRAM/GTT
and the current total used VRAM/visible VRAM/GTT

v2: Split used and total into separate files

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Kent Russell <kent.russell@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: try allocating VRAM as power of two 2018-09-12T21:28:28+00:00 Christian König christian.koenig@amd.com 2018-09-07T12:27:05+00:00 433ca054949a6c9daac0ace1be5c33b25092bffa Try to allocate VRAM in power of two sizes and only fallback to vram split sizes if that fails. Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Felix Kuehling <felix.kuehling@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Try to allocate VRAM in power of two sizes and only fallback to vram
split sizes if that fails.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drm/amdgpu: Keep track of amount of pinned CPU visible VRAM 2018-07-13T19:46:11+00:00 Michel Dänzer michel.daenzer@amd.com 2018-07-11T10:06:31+00:00 ddc21af4d0f37f42b33c54cb69b215997fe5b082 Instead of CPU invisible VRAM. Preparation for the following, no functional change intended. v2: * Also change amdgpu_vram_mgr_bo_invisible_size to amdgpu_vram_mgr_bo_visible_size, allowing further simplification (Christian König) Cc: stable@vger.kernel.org Reviewed-by: Christian König <christian.koenig@amd.com> Signed-off-by: Michel Dänzer <michel.daenzer@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com> 
Instead of CPU invisible VRAM. Preparation for the following, no
functional change intended.

v2:
* Also change amdgpu_vram_mgr_bo_invisible_size to
  amdgpu_vram_mgr_bo_visible_size, allowing further simplification
  (Christian König)

Cc: stable@vger.kernel.org
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>