kernel/linux.git/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c, branch linux-4.20.y

drm/amdgpu: Fix null point error

2018-10-25T01:04:03+00:00

need to check adev->powerplay.pp_funcs first, becasue from AI, the smu ip can be disabled by user, and the pp_handle is null in this case. Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher

drm/amdgpu: Delay 100ms to enable gfx off feature

2018-08-27T16:10:00+00:00

Original 500ms delay seems a bit large. Change to 100 ms suggested by Christian. Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher

drm/amdgpu: move gfx definitions into amdgpu_gfx header

2018-08-27T16:09:54+00:00

Demangle amdgpu.h Signed-off-by: Huang Rui Acked-by: Christian König Signed-off-by: Alex Deucher

drm/amdgpu: Put enable gfx off feature to a delay thread

2018-08-27T16:09:52+00:00

delay to enable gfx off feature to avoid gfx on/off frequently suggested by Alex and Evan. Reviewed-by: Hawking Zhang Reviewed-by: Felix Kuehling Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher

drm/amdgpu: Add amdgpu_gfx_off_ctrl function

2018-08-27T16:09:51+00:00

v2: 1. drop the special handling for the hw IP suggested by hawking and Christian. 2. refine the variable name suggested by Flora. This funciton as the entry of gfx off feature. we arbitrat gfx off feature enable/disable in this function. Reviewed-by: Hawking Zhang Reviewed-by: Felix Kuehling Signed-off-by: Rex Zhu Signed-off-by: Alex Deucher

drm/amdgpu: use queue 0 for kiq ring

2018-01-30T04:14:30+00:00

It must use queue id 0, because CGPG_IDLE/SAVE/LOAD/RUN only can be issued on queue 0. Signed-off-by: Huang Rui Acked-by: Hawking Zhang Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: rename amdgpu_wb_* functions

2017-12-18T15:59:07+00:00

add device for consistency. Acked-by: Christian König Signed-off-by: Alex Deucher

drm/amdgpu: busywait KIQ register accessing (v4)

2017-10-19T19:27:19+00:00

Register accessing is performed when IRQ is disabled. Never sleep in this function. Known issue: dead sleep in many use cases of index/data registers. v2: - wrap polling fence functions. - don't trigger IRQ for polling in case of wrongly fence signal. v3: - handle wrap round gracefully. - add comments for polling function v4: - don't return negative timeout confused with error code Signed-off-by: pding Reviewed-by: Christian König Signed-off-by: Alex Deucher

drm/amdgpu: add option for force enable multipipe policy for compute

2017-09-28T20:03:21+00:00

Useful for testing the effects of multipipe compute without recompiling. Acked-by: Felix Kuehling Signed-off-by: Andres Rodriguez Signed-off-by: Alex Deucher

drm/amdgpu: use multipipe compute policy on non PL11 asics

2017-09-28T20:03:21+00:00

A performance regression for OpenCL tests on Polaris11 had this feature disabled for all asics. Instead, disable it selectively on the affected asics. Acked-by: Felix Kuehling Signed-off-by: Andres Rodriguez Signed-off-by: Alex Deucher