drm/amd/pm: add support to umd P-state "fetch" function for vangogh

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This patch is to add supoort to umd P-state function for vangogh.
It enables the "fetch" function of 3 sysfs nodes: pp_dpm_mclk,
pp_dpm_fclk, pp_dpm_socclk,the function is used to fetch
the current frequency of memclk/fclk/socclk.

Signed-off-by: Xiaojian Du <Xiaojian.Du@amd.com>
Acked-by: Evan Quan <evan.quan@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Xiaojian Du 2020-12-15 16:41:26 +08:00 • committed by Alex Deucher

parent 23289a221a

commit ae7b32e7c3

1 changed files with 110 additions and 1 deletions

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drivers/gpu/drm/amd/pm/swsmu/smu11/vangogh_ppt.c

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