From 15ff4a7b584163b12b118a2c381529f05ff3a94d Mon Sep 17 00:00:00 2001 From: Christian Gmeiner Date: Wed, 31 Jul 2019 23:30:34 +0200 Subject: 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 Signed-off-by: Lucas Stach --- drivers/gpu/drm/etnaviv/etnaviv_perfmon.c | 44 +++++++++++++++++++++++-------- 1 file 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", -- cgit v1.2.3