kernel/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c, branch linux-5.1.y

drm/amd/amdgpu: fix spelling mistake "matech" -> "match"

2019-02-06T02:15:32Z

There is a spelling mistake in a dev_err message. Fix it. Signed-off-by: Colin Ian King Signed-off-by: Alex Deucher

drm/amdgpu: Show XGMI node and hive message per device only once

2019-01-29T20:16:18Z

Reduce the repeated node and hive information during XGMI initialization Signed-off-by: shaoyunl Acked-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amd/amdgpu: add missing mutex lock to amdgpu_get_xgmi_hive() (v3)

2019-01-14T20:04:53Z

v2: Move locks around in other functions so that this function can stand on its own. Also only hold the hive specific lock for add/remove device instead of the driver global lock so you can't add/remove devices in parallel from one hive. v3: add reset_lock Acked-by: Shaoyun.liu < Shaoyun.liu@amd.com> Signed-off-by: Tom St Denis Reviewed-by: Andrey Grodzovsky Signed-off-by: Alex Deucher

drm/amdgpu: Add message print when unable to get valid hive

2019-01-14T20:04:52Z

Add message print out and return -EINVAL when driver can not get valid hive from hive arrary on xgmi configuration Signed-off-by: shaoyunl Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: correct the return value for error case

2018-12-18T22:39:18Z

It should not return 0 for error case as '0' is actually a special value for index. Signed-off-by: Evan Quan Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: Update XGMI node print

2018-12-04T19:37:23Z

amdgpu_xgmi_update_topology is called both on device registration and reset. Fix misleading print since the device is added only once to the hive on registration and not on reset. Signed-off-by: Andrey Grodzovsky Acked-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: Handle xgmi device removal.

2018-12-03T16:15:08Z

XGMI hive has some resources allocted on device init which needs to be deallocated when the device is unregistered. v2: Remove creation of dedicated wq for XGMI hive reset. v3: Use the gmc.xgmi.supported flag Signed-off-by: Andrey Grodzovsky Reviewed-by: Alex Deucher Signed-off-by: Alex Deucher

drm/amdgpu: add a xgmi supported flag

2018-12-03T16:14:39Z

Use this to track whether an asic supports xgmi rather than checking the asic type everywhere. Reviewed-by: Andrey Grodzovsky Signed-off-by: Alex Deucher

drm/amdgpu: Expose hive adev list and xgmi_mutex

2018-11-28T20:55:36Z

It's needed for device reset of entire hive. v3: Add per hive lock to allow avoiding duplicate resets triggered by multiple members of same hive. Expose amdgpu_hive_info instead of adding getter functions. Signed-off-by: Andrey Grodzovsky Reviewed-by: Alex Deucher Acked-by: Christian König Signed-off-by: Alex Deucher

drm/amdgpu: Refactor amdgpu_xgmi_add_device

2018-11-28T20:55:35Z

This is prep work for updating each PSP FW in hive after GPU reset. Split into build topology SW state and update each PSP FW in the hive. Save topology and count of XGMI devices for reuse. v2: Create seperate header for XGMI. Signed-off-by: Andrey Grodzovsky Acked-by: Christian König Signed-off-by: Alex Deucher