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-rw-r--r--drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h22
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
index 9bee45b36629..843a18287c83 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
@@ -137,6 +137,19 @@ struct dcn_hubbub_state {
uint32_t dram_state_cntl;
};
+struct hubbub_system_latencies {
+ uint32_t max_latency_ns;
+ uint32_t avg_latency_ns;
+ uint32_t min_latency_ns;
+};
+
+struct hubbub_urgent_latency_params {
+ uint32_t refclk_mhz;
+ uint32_t t_win_ns;
+ uint32_t bandwidth_mbps;
+ uint32_t bw_factor_x1000;
+};
+
struct hubbub_funcs {
void (*update_dchub)(
struct hubbub *hubbub,
@@ -231,6 +244,15 @@ struct hubbub_funcs {
bool (*program_arbiter)(struct hubbub *hubbub, struct dml2_display_arb_regs *arb_regs, bool safe_to_lower);
void (*get_det_sizes)(struct hubbub *hubbub, uint32_t *curr_det_sizes, uint32_t *target_det_sizes);
uint32_t (*compbuf_config_error)(struct hubbub *hubbub);
+ struct hubbub_perfmon_funcs{
+ void (*start_system_latency_measurement)(struct hubbub *hubbub);
+ void (*get_system_latency_result)(struct hubbub *hubbub, uint32_t refclk_mhz, struct hubbub_system_latencies *latencies);
+ void (*start_in_order_bandwidth_measurement)(struct hubbub *hubbub);
+ void (*get_in_order_bandwidth_result)(struct hubbub *hubbub, uint32_t refclk_mhz, uint32_t *bandwidth_mbps);
+ void (*start_urgent_ramp_latency_measurement)(struct hubbub *hubbub, const struct hubbub_urgent_latency_params *params);
+ void (*get_urgent_ramp_latency_result)(struct hubbub *hubbub, uint32_t refclk_mhz, uint32_t *latency_ns);
+ void (*reset)(struct hubbub *hubbub);
+ } perfmon;
};
struct hubbub {