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drm/amd/powerplay: add new UMD pstate data structure

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This is used to cache the clock frequencies for all UMD pstates.
So that we do not need to calculate from scratch on every UMD
pstate switch.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Evan Quan 2020-06-10 14:28:20 +08:00 committed by Alex Deucher
parent 90a89c316e
commit b64d86889f
1 changed files with 15 additions and 0 deletions
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15
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
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@ -352,6 +352,20 @@ struct smu_baco_context
bool platform_support;
};
struct pstates_clk_freq {
uint32_t min;
uint32_t standard;
uint32_t peak;
};
struct smu_umd_pstate_table {
struct pstates_clk_freq gfxclk_pstate;
struct pstates_clk_freq socclk_pstate;
struct pstates_clk_freq uclk_pstate;
struct pstates_clk_freq vclk_pstate;
struct pstates_clk_freq dclk_pstate;
};
#define WORKLOAD_POLICY_MAX 7
struct smu_context
{
@ -376,6 +390,7 @@ struct smu_context
struct dentry *debugfs_sclk;
#endif
struct smu_umd_pstate_table pstate_table;
uint32_t pstate_sclk;
uint32_t pstate_mclk;