Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/amd/display: Update dchubbub.h for hubbub perfmon support
[why]
dchubbub supports performance monitoring for hubbub.
The interfaces define the performance monitoring events and their
attributes.
Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Signed-off-by: Wenjing Liu <wenjing.liu@amd.com>
Signed-off-by: Wayne Lin <wayne.lin@amd.com>
Tested-by: Dan Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
authored by
Wenjing Liu
and committed by
Alex Deucher
f74291c1
215bed54
+22
+22
drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
+22
drivers/gpu/drm/amd/display/dc/inc/hw/dchubbub.h
···
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uint32_t dram_state_cntl;
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};
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struct hubbub_system_latencies {
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uint32_t max_latency_ns;
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uint32_t avg_latency_ns;
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uint32_t min_latency_ns;
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};
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struct hubbub_urgent_latency_params {
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uint32_t refclk_mhz;
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uint32_t t_win_ns;
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uint32_t bandwidth_mbps;
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uint32_t bw_factor_x1000;
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};
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struct hubbub_funcs {
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void (*update_dchub)(
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struct hubbub *hubbub,
···
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bool (*program_arbiter)(struct hubbub *hubbub, struct dml2_display_arb_regs *arb_regs, bool safe_to_lower);
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void (*get_det_sizes)(struct hubbub *hubbub, uint32_t *curr_det_sizes, uint32_t *target_det_sizes);
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uint32_t (*compbuf_config_error)(struct hubbub *hubbub);
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struct hubbub_perfmon_funcs{
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void (*start_system_latency_measurement)(struct hubbub *hubbub);
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void (*get_system_latency_result)(struct hubbub *hubbub, uint32_t refclk_mhz, struct hubbub_system_latencies *latencies);
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void (*start_in_order_bandwidth_measurement)(struct hubbub *hubbub);
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void (*get_in_order_bandwidth_result)(struct hubbub *hubbub, uint32_t refclk_mhz, uint32_t *bandwidth_mbps);
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void (*start_urgent_ramp_latency_measurement)(struct hubbub *hubbub, const struct hubbub_urgent_latency_params *params);
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void (*get_urgent_ramp_latency_result)(struct hubbub *hubbub, uint32_t refclk_mhz, uint32_t *latency_ns);
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void (*reset)(struct hubbub *hubbub);
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} perfmon;
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};
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struct hubbub {