diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0961-drm-amd-powerplay-Clean-up-reading-GPU-load.patch')
-rw-r--r-- | common/recipes-kernel/linux/files/0961-drm-amd-powerplay-Clean-up-reading-GPU-load.patch | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0961-drm-amd-powerplay-Clean-up-reading-GPU-load.patch b/common/recipes-kernel/linux/files/0961-drm-amd-powerplay-Clean-up-reading-GPU-load.patch new file mode 100644 index 00000000..1a4f6d67 --- /dev/null +++ b/common/recipes-kernel/linux/files/0961-drm-amd-powerplay-Clean-up-reading-GPU-load.patch @@ -0,0 +1,41 @@ +From 9a3617cb545c8c7cfa15bc2c1cbb14cf4c2ffd8e Mon Sep 17 00:00:00 2001 +From: Tom St Denis <tom.stdenis@amd.com> +Date: Fri, 18 Dec 2015 09:19:26 -0500 +Subject: [PATCH 0961/1050] drm/amd/powerplay: Clean up reading GPU load + +This patch cleans up the routine by not reading the register if the value +is to be thrown away anyways. Also remove the redundant comparison of active_percent. + +Signed-off-by: Tom St Denis <tom.stdenis@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c | 10 +++++----- + 1 file changed, 5 insertions(+), 5 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +index 9b5d529..248446b 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +@@ -1540,14 +1540,14 @@ cz_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m) + } + + result = smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetAverageGraphicsActivity); +- active_percent = cgs_read_register(hwmgr->device, mmSMU_MP1_SRBM2P_ARG_0); +- +- if (0 == result) ++ if (0 == result) { ++ active_percent = cgs_read_register(hwmgr->device, mmSMU_MP1_SRBM2P_ARG_0); + active_percent = active_percent > 100 ? 100 : active_percent; +- else ++ } else { + active_percent = 50; ++ } + +- seq_printf(m, "\n [GPU load]: %u %%\n\n", active_percent > 100 ? 100 : active_percent); ++ seq_printf(m, "\n [GPU load]: %u %%\n\n", active_percent); + } + + static void cz_hw_print_display_cfg( +-- +1.9.1 + |