drm/amdgpu: add a mutex for the smu11 i2c bus (v2)

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So we lock software as well as hardware access to the bus.

v2: fix mutex handling.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Luben Tuikov <luben.tuikov@amd.com>

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This commit is contained in:

Alex Deucher 2021-01-21 16:39:59 -05:00

parent 93c5bcd4ea

commit 6963d6c176

2 changed files with 10 additions and 10 deletions

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19

drivers/gpu/drm/amd/amdgpu/smu_v11_0_i2c.c

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1

drivers/gpu/drm/amd/pm/inc/amdgpu_dpm.h

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