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Author SHA1 Message Date
Alex Hung
8aa2864044 drm/amd/display: Check link_index before accessing dc->links[] 
[WHY & HOW]
dc->links[] has max size of MAX_LINKS and NULL is return when trying to
access with out-of-bound index.

This fixes 3 OVERRUN and 1 RESOURCE_LEAK issues reported by Coverity.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:17 -04:00
Hersen Wu
52cbcf9805 drm/amd/display: Release state memory if amdgpu_dm_create_color_properties fail 
[Why]
Coverity reports RESOURCE_LEAK warning. State memory
is not released if dm_create_color_properties fail.

[How]
Call kfree(state) before return.

Reviewed-by: Alex Hung <alex.hung@amd.com>
Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:17 -04:00
Alex Hung
fa71face75 drm/amd/display: Check msg_id before processing transcation 
[WHY & HOW]
HDCP_MESSAGE_ID_INVALID (-1) is not a valid msg_id nor is it a valid
array index, and it needs checking before used.

This fixes 4 OVERRUN issues reported by Coverity.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:17 -04:00
Alex Hung
efabdce3db drm/amd/display: Skip updating link encoder for unknown eng_id 
This prevents accessing to negative index of link_encoders array.

This fixes an OVERRUN issue reported by Coverity.

Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:17 -04:00
Alex Hung
b38a4815f7 drm/amd/display: Check num_valid_sets before accessing reader_wm_sets[] 
[WHY & HOW]
num_valid_sets needs to be checked to avoid a negative index when
accessing reader_wm_sets[num_valid_sets - 1].

This fixes an OVERRUN issue reported by Coverity.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:17 -04:00
Hersen Wu
4e70c0f525 drm/amd/display: Add array index check for hdcp ddc access 
[Why]
Coverity reports OVERRUN warning. Do not check if array
index valid.

[How]
Check msg_id valid and valid array index.

Reviewed-by: Alex Hung <alex.hung@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:17 -04:00
Hersen Wu
5524fa301b drm/amd/display: Add missing NULL pointer check within dpcd_extend_address_range 
[Why & How]
ASSERT if return NULL from kcalloc.

Reviewed-by: Alex Hung <alex.hung@amd.com>
Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:17 -04:00
Alex Hung
9ba2ea6337 drm/amd/display: Check index for aux_rd_interval before using 
aux_rd_interval has size of 7 and should be checked.

This fixes 3 OVERRUN and 1 INTEGER_OVERFLOW issues reported by Coverity.

Reviewed-by: Rodrigo Siqueira <rodrigo.siqueira@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Alex Hung
3941a3aa4b drm/amd/display: Fix incorrect size calculation for loop 
[WHY]
fe_clk_en has size of 5 but sizeof(fe_clk_en) has byte size 20 which is
lager than the array size.

[HOW]
Divide byte size 20 by its element size.

This fixes 2 OVERRUN issues reported by Coverity.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Hersen Wu
cf8b16857d drm/amd/display: Stop amdgpu_dm initialize when link nums greater than max_links 
[Why]
Coverity report OVERRUN warning. There are
only max_links elements within dc->links. link
count could up to AMDGPU_DM_MAX_DISPLAY_INDEX 31.

[How]
Make sure link count less than max_links.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Hersen Wu
84723eb606 drm/amd/display: Stop amdgpu_dm initialize when stream nums greater than 6 
[Why]
Coverity reports OVERRUN warning. Should abort amdgpu_dm
initialize.

[How]
Return failure to amdgpu_dm_init.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Hersen Wu
6e41709eb1 drm/amd/display: Add NULL pointer and OVERRUN check within amdgpu_dm irq register 
[WHY]
Coverity reports OVERRUN issues within amdgpu_dm
interrupt registers. Do not check index value before
access array. Do not check NULL pointer.

[HOW]
Add index value check for array. Add check for
pointer from amdgpu_dm_irq_register_interrupt.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Alex Hung
2a5626eeb3 drm/amd/display: Check gpio_id before used as array index 
[WHY & HOW]
GPIO_ID_UNKNOWN (-1) is not a valid value for array index and therefore
should be checked in advance.

This fixes 5 OVERRUN issues reported by Coverity.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Alex Hung
687fe329f1 drm/amd/display: Ensure array index tg_inst won't be -1 
[WHY & HOW]
tg_inst will be a negative if timing_generator_count equals 0, which
should be checked before used.

This fixes 2 OVERRUN issues reported by Coverity.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Alex Hung
9419da1722 drm/amd/display: Skip accessing array for unknown eng_id 
[WHY]
ENGINE_ID_UNKNOWN (-1) is not a valid eng_id and not a valid array
index.

[HOW]
Check whether eng_id is unknown to avoid access array with negative
array index.

This fixes 4 OVERRUN issues reported by Coverity.

Reviewed-by: Harry Wentland <harry.wentland@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Alex Hung <alex.hung@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Revalla Hari Krishna
0a8d25285f drm/amd/display: Refactor DCCG into component folder 
[why]
cleaning up the code refactor requires dccg to be in its own component.

[how]
move all files under newly created dccg folder and fixing the
makefiles.

Reviewed-by: Martin Leung <martin.leung@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Revalla Hari Krishna <harikrishna.revalla@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Leo Ma
f5d75327d3 drm/amd/display: Fix invalid Copyright notice 
[Why && How]
Copyright notice failed in the Palamida scan and make changes to
align with our guidelines.

Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Leo Ma <hanghong.ma@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Gui Chengming
8172fa6633 drm/amd/pm: add pstate support for SMU_14_0_2 
Populate pstate clock.

Signed-off-by: Gui Chengming <Jack.Gui@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Kenneth Feng
ee7c6979f1 drm/amd/pm: add tool log support on smu v14.0.2/3 
add tool log support on smu v14.0.2/3

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Jack Gui <Jack.Gui@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:16 -04:00
Kenneth Feng
01a0bae9fb drm/amd/pm: enable mode1 reset on smu v14.0.2/v14.0.3 
enable mode1 reset on smu v14.0.2/v14.0.3

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Kenneth Feng
3474e02ed5 drm/amd/pm: support mode1 reset on smu_v14_0_3 
support mode1 reset on smu_v14_0_3

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Alex Deucher
ade887c633 drm/amdgpu/mes12: Use a separate fence per transaction 
We can't use a shared fence location because each transaction
should be considered independently.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Alex Deucher
94b51a3d01 drm/amdgpu/mes12: increase mes submission timeout 
MES internally has a timeout allowance of 2 seconds.
Increase driver timeout to 3 seconds to be safe.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Alex Deucher
b1d852920b drm/amdgpu/mes12: print MES opcodes rather than numbers 
Makes it easier to review the logs when there are MES
errors.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Kenneth Feng
174fdc07c0 drm/amd/amdgpu: enable mmhub and athub cg on gc 12.0.1 
enable mmhub and athub cg on gc 12.0.1

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Kenneth Feng
dd8707295d drm/amd/amdgpu: enable gfxoff on gc 12.0.1 
Enable gfxoff on gc 12.0.1

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Jack Gui <Jack.Gui@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Likun Gao
b9f5d0f978 drm/amdgpu: support cg state get for gfx v12 
Support to get clockgating state for gfx v12.

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Kenneth Feng
598a3b753a drm/amd/amdgpu: enable sram fgcg on gc 12.0.1 
enable sram fgcg on gc 12.0.1

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Kenneth Feng
6f6bb3909c drm/amd/amdgpu: enable perfcounter mgcg and repeater fgcg 
enable perfcounter mgcg and repeater fgcg on gc 12.0.1

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Kenneth Feng
0b6662eb2a drm/amd/amdgpu: enable 3D cgcg and 3D cgls 
enable 3D cgcg and 3D cgls on gc 12.0.1

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Kenneth Feng
af472f68c7 drm/amd/amdgpu: enable mgcg on gfx 12.0.1 
enable mgcg on gfx 12.0.1

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
Kenneth Feng
81b09cedb3 drm/amd/amdgpu: enable cgcg and cgls 
enable cgcg and cgls on gc 12.0.1

Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:15 -04:00
David (Ming Qiang) Wu
856d1ed4b2 drm/amdgpu/vcn5: Add VCN5 capabilities 
Add VCN5 encode and decode capabilities support

Signed-off-by: David (Ming Qiang) Wu <David.Wu3@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Sonny Jiang
117f851393 drm/amdgpu/vcn5: enable DPG mode support 
Enable DPG mode

Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Sonny Jiang
f19cfce87d drm/amdgpu/jpeg5: enable power gating 
Enable PG on JPEG5

Signed-off-by: Sonny Jiang <sonny.jiang@amd.com>
Reviewed-by: Leo Liu <leo.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
David (Ming Qiang) Wu
f8f8e95c5f amdgpu/vcn: enable AMD_PG_SUPPORT_VCN 
turn on AMD_PG_SUPPORT_VCN flag for power saving

Signed-off-by: David (Ming Qiang) Wu <David.Wu3@amd.com>
Reviewed-by: Sonny Jiang <sonny.jiang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
David Belanger
da43e93d1b drm/amdgpu: Fix physical address mask 
Mask should be 44-bit.

Signed-off-by: David Belanger <david.belanger@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Likun Gao
0a75dc9831 drm/amdgpu/discovery: add mes v12_0 ip block 
Add mes v12_0 ip block.

v2: squash in update (Alex)
v3: rebase on unified mes changes (Alex)

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Likun Gao
5e676d7180 drm/amdgpu/discovery: add gfx v12_0 ip block 
Add gfx v12_0 ip block.

v2: Squash in update (Alex)
v3: add exp flag (Alex)

Signed-off-by: Likun Gao <Likun.Gao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Jack Xiao
03f4b8c3ca drm/amdgpu/mes12: disable logging output 
Random page fault was oberserved, temporarily disable
mes log buffer output.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Jack Xiao
3dc434ad26 drm/amdgpu: add module parameter 'amdgpu_uni_mes' 
Add module parameter 'amdgpu_uni_mes' to enable/disable unified
mes fw support.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Jack Xiao
ad5c0a79df drm/amdgpu/mes12: add legacy setting hw resource interface 
For unified mes fw, add the legacy interface to set hardware
resources.

v2: remove warning (Alex)

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
shaoyunl
fcc5df722d drm/amdgpu: Disable unmapped doorbell handling basic mode on mes 12 
The new mechanism for unmapped doorbell handling requires both driver side and
MES fw side change. The FW side changes are still not released.

Signed-off-by: shaoyunl <shaoyun.liu@amd.com>
Reviewed-by: Harish Kasiviswanthan <Harish.Kasiviswanthan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Jack Xiao
663bbfaf68 drm/amdgpu/gfx: enable mes to map legacy queue support 
Enable mes to map legacy queue support.

v2: drop unused gfx_v12_0_kiq_enable_kgq() (Alex)

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:14 -04:00
Jack Xiao
4c2439f908 drm/amdgpu/mes12: add mes mapping legacy queue support 
Add mes12 map legacy queue packet submission.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:13 -04:00
Jack Xiao
6ce03bd3a4 drm/amdgpu/mes12: enable uni_mes fw on mes pipe0 
Enable the unified mes firmware on mes pipe0.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:13 -04:00
Jack Xiao
d2e2c9be78 drm/amdgpu/mes12: add uni_mes fw loading support 
Add the unified mes firmware loading support.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:13 -04:00
Jack Xiao
15ddc4e693 drm/amdgpu/mes: add uni_mes fw loading support 
Add the unified mes firmware loading support.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:13 -04:00
Sreekant Somasekharan
628e1ace23 drm/amdkfd: mark GFX12 system and peer GPU memory mappings as MTYPE_NC 
Due to a HW bug, the system memory mappings and peer GPU mappings
on GFX12 need to be marked as MTYPE_NC.

Cc: Joe Greathouse <joseph.greathouse@amd.com>
Cc: David Belanger <david.belanger@amd.com>
Signed-off-by: Rajneesh Bhardwaj <rajneesh.bhardwaj@amd.com>
Signed-off-by: Sreekant Somasekharan <sreekant.somasekharan@amd.com>
Reviewed-by: Harish Kasiviswanathan <Harish.Kasiviswanathan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:13 -04:00
Sreekant Somasekharan
a8a4615ba0 drm/amd/amdkfd: Add GFX12 PTE flag to SVM get PTE function 
Add new GFX12 PTE flag AMDGPU_PTE_IS_PTE to svm_range_get_pte_flags
function. This resolves the issues related to SVM enablement in GFX12.

Signed-off-by: Sreekant Somasekharan <sreekant.somasekharan@amd.com>
Reviewed-by: Felix Kuehling <felix.kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
 2024-05-02 16:18:13 -04:00