diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1119-drm-amd-powerplay-OD-setting-fix-on-Vega10.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1119-drm-amd-powerplay-OD-setting-fix-on-Vega10.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1119-drm-amd-powerplay-OD-setting-fix-on-Vega10.patch b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1119-drm-amd-powerplay-OD-setting-fix-on-Vega10.patch new file mode 100644 index 00000000..1699754d --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/1119-drm-amd-powerplay-OD-setting-fix-on-Vega10.patch @@ -0,0 +1,58 @@ +From 8f8310a0b8bf92b596cfaff8b7514954f7584a4e Mon Sep 17 00:00:00 2001 +From: Kenneth Feng <kenneth.feng@amd.com> +Date: Fri, 18 Jan 2019 18:08:19 +0800 +Subject: [PATCH 1119/2940] drm/amd/powerplay: OD setting fix on Vega10 + +gfxclk for OD setting is limited to 1980M for non-acg +ASICs of Vega10 + +Signed-off-by: Kenneth Feng <kenneth.feng@amd.com> +Reviewed-by: Evan Quan <evan.quan@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + .../powerplay/hwmgr/vega10_processpptables.c | 22 ++++++++++++++++++- + 1 file changed, 21 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c +index b8747a5c9204..99d596dc0e89 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega10_processpptables.c +@@ -32,6 +32,7 @@ + #include "vega10_pptable.h" + + #define NUM_DSPCLK_LEVELS 8 ++#define VEGA10_ENGINECLOCK_HARDMAX 198000 + + static void set_hw_cap(struct pp_hwmgr *hwmgr, bool enable, + enum phm_platform_caps cap) +@@ -258,7 +259,26 @@ static int init_over_drive_limits( + struct pp_hwmgr *hwmgr, + const ATOM_Vega10_POWERPLAYTABLE *powerplay_table) + { +- hwmgr->platform_descriptor.overdriveLimit.engineClock = ++ const ATOM_Vega10_GFXCLK_Dependency_Table *gfxclk_dep_table = ++ (const ATOM_Vega10_GFXCLK_Dependency_Table *) ++ (((unsigned long) powerplay_table) + ++ le16_to_cpu(powerplay_table->usGfxclkDependencyTableOffset)); ++ bool is_acg_enabled = false; ++ ATOM_Vega10_GFXCLK_Dependency_Record_V2 *patom_record_v2; ++ ++ if (gfxclk_dep_table->ucRevId == 1) { ++ patom_record_v2 = ++ (ATOM_Vega10_GFXCLK_Dependency_Record_V2 *)gfxclk_dep_table->entries; ++ is_acg_enabled = ++ (bool)patom_record_v2[gfxclk_dep_table->ucNumEntries-1].ucACGEnable; ++ } ++ ++ if (powerplay_table->ulMaxODEngineClock > VEGA10_ENGINECLOCK_HARDMAX && ++ !is_acg_enabled) ++ hwmgr->platform_descriptor.overdriveLimit.engineClock = ++ VEGA10_ENGINECLOCK_HARDMAX; ++ else ++ hwmgr->platform_descriptor.overdriveLimit.engineClock = + le32_to_cpu(powerplay_table->ulMaxODEngineClock); + hwmgr->platform_descriptor.overdriveLimit.memoryClock = + le32_to_cpu(powerplay_table->ulMaxODMemoryClock); +-- +2.17.1 + |