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drm/amd/powerplay: add interface to get clock by type with latency for display (v2)

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This patch adds get clock by type with latency, display will use it to get
current clocks with latency.

v2: fix the missed mutex lock before return.

Signed-off-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Huang Rui
2019-01-14 11:55:45 +08:00
committed by Alex Deucher
parent 6ec826846e
commit e5e4e22391
3 changed files with 60 additions and 7 deletions
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8
drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h
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@@ -224,6 +224,11 @@ struct pptable_funcs {
int (*populate_umd_state_clk)(struct smu_context *smu);
int (*print_clk_levels)(struct smu_context *smu, enum pp_clock_type type, char *buf);
int (*force_clk_levels)(struct smu_context *smu, enum pp_clock_type type, uint32_t mask);
int (*get_clock_by_type_with_latency)(struct smu_context *smu,
enum amd_pp_clock_type type,
struct
pp_clock_levels_with_latency
*clocks);
};
struct smu_funcs
@@ -379,6 +384,9 @@ struct smu_funcs
((smu)->funcs->get_clock_by_type ? (smu)->funcs->get_clock_by_type((smu), (type), (clocks)) : 0)
#define smu_get_max_high_clocks(smu, clocks) \
((smu)->funcs->get_max_high_clocks ? (smu)->funcs->get_max_high_clocks((smu), (clocks)) : 0)
#define smu_get_clock_by_type_with_latency(smu, type, clocks) \
((smu)->ppt_funcs->get_clock_by_type_with_latency ? (smu)->ppt_funcs->get_clock_by_type_with_latency((smu), (type), (clocks)) : 0)
extern int smu_get_atom_data_table(struct smu_context *smu, uint32_t table,
uint16_t *size, uint8_t *frev, uint8_t *crev,