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| author | Christian Gmeiner <christian.gmeiner@gmail.com> | 2019-07-31 23:30:34 +0200 |
|---|---|---|
| committer | Lucas Stach <l.stach@pengutronix.de> | 2019-08-09 14:08:29 +0200 |
| commit | 15ff4a7b584163b12b118a2c381529f05ff3a94d (patch) | |
| tree | c062857223e2957cedda92cc4878a0c5df202714 | |
| parent | 1b53591a77d9c1a8c68cf2ea94682dcdb471199b (diff) | |
| download | linux-15ff4a7b584163b12b118a2c381529f05ff3a94d.tar.gz linux-15ff4a7b584163b12b118a2c381529f05ff3a94d.tar.xz | |
etnaviv: perfmon: fix total and idle HI cyleces readout
As seen at CodeAurora's linux-imx git repo in imx_4.19.35_1.0.0 branch.
Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Signed-off-by: Lucas Stach <l.stach@pengutronix.de>
| -rw-r--r-- | drivers/gpu/drm/etnaviv/etnaviv_perfmon.c | 44 |
1 files changed, 33 insertions, 11 deletions
diff --git a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c index ef24a08a58b0..8adbf2861bff 100644 --- a/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c +++ b/drivers/gpu/drm/etnaviv/etnaviv_perfmon.c @@ -4,6 +4,7 @@ * Copyright (C) 2017 Zodiac Inflight Innovations */ +#include "common.xml.h" #include "etnaviv_gpu.h" #include "etnaviv_perfmon.h" #include "state_hi.xml.h" @@ -35,13 +36,6 @@ struct etnaviv_pm_domain_meta { u32 nr_domains; }; -static u32 simple_reg_read(struct etnaviv_gpu *gpu, - const struct etnaviv_pm_domain *domain, - const struct etnaviv_pm_signal *signal) -{ - return gpu_read(gpu, signal->data); -} - static u32 perf_reg_read(struct etnaviv_gpu *gpu, const struct etnaviv_pm_domain *domain, const struct etnaviv_pm_signal *signal) @@ -75,6 +69,34 @@ static u32 pipe_reg_read(struct etnaviv_gpu *gpu, return value; } +static u32 hi_total_cycle_read(struct etnaviv_gpu *gpu, + const struct etnaviv_pm_domain *domain, + const struct etnaviv_pm_signal *signal) +{ + u32 reg = VIVS_HI_PROFILE_TOTAL_CYCLES; + + if (gpu->identity.model == chipModel_GC880 || + gpu->identity.model == chipModel_GC2000 || + gpu->identity.model == chipModel_GC2100) + reg = VIVS_MC_PROFILE_CYCLE_COUNTER; + + return gpu_read(gpu, reg); +} + +static u32 hi_total_idle_cycle_read(struct etnaviv_gpu *gpu, + const struct etnaviv_pm_domain *domain, + const struct etnaviv_pm_signal *signal) +{ + u32 reg = VIVS_HI_PROFILE_IDLE_CYCLES; + + if (gpu->identity.model == chipModel_GC880 || + gpu->identity.model == chipModel_GC2000 || + gpu->identity.model == chipModel_GC2100) + reg = VIVS_HI_PROFILE_TOTAL_CYCLES; + + return gpu_read(gpu, reg); +} + static const struct etnaviv_pm_domain doms_3d[] = { { .name = "HI", @@ -84,13 +106,13 @@ static const struct etnaviv_pm_domain doms_3d[] = { .signal = (const struct etnaviv_pm_signal[]) { { "TOTAL_CYCLES", - VIVS_HI_PROFILE_TOTAL_CYCLES, - &simple_reg_read + 0, + &hi_total_cycle_read }, { "IDLE_CYCLES", - VIVS_HI_PROFILE_IDLE_CYCLES, - &simple_reg_read + 0, + &hi_total_idle_cycle_read }, { "AXI_CYCLES_READ_REQUEST_STALLED", |