This is a note to let you know that I've just added the patch titled
drm/amd/pm: correct SMU13.0.7 pstate profiling clock settings
to the 6.2-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
drm-amd-pm-correct-smu13.0.7-pstate-profiling-clock-settings.patch
and it can be found in the queue-6.2 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From f06b8887e3ef4f50098d3a949aef392c529c831a Mon Sep 17 00:00:00 2001
From: Horatio Zhang <Hongkun.Zhang@xxxxxxx>
Date: Thu, 6 Apr 2023 11:17:38 +0800
Subject: drm/amd/pm: correct SMU13.0.7 pstate profiling clock settings
From: Horatio Zhang <Hongkun.Zhang@xxxxxxx>
commit f06b8887e3ef4f50098d3a949aef392c529c831a upstream.
Correct the pstate standard/peak profiling mode clock
settings for SMU13.0.7.
Signed-off-by: Horatio Zhang <Hongkun.Zhang@xxxxxxx>
Reviewed-by: Kenneth Feng <kenneth.feng@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx # 6.1.x
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c | 22 ++++++++++++-------
1 file changed, 15 insertions(+), 7 deletions(-)
--- a/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/smu_v13_0_7_ppt.c
@@ -1329,9 +1329,17 @@ static int smu_v13_0_7_populate_umd_stat
&dpm_context->dpm_tables.fclk_table;
struct smu_umd_pstate_table *pstate_table =
&smu->pstate_table;
+ struct smu_table_context *table_context = &smu->smu_table;
+ PPTable_t *pptable = table_context->driver_pptable;
+ DriverReportedClocks_t driver_clocks =
+ pptable->SkuTable.DriverReportedClocks;
pstate_table->gfxclk_pstate.min = gfx_table->min;
- pstate_table->gfxclk_pstate.peak = gfx_table->max;
+ if (driver_clocks.GameClockAc &&
+ (driver_clocks.GameClockAc < gfx_table->max))
+ pstate_table->gfxclk_pstate.peak = driver_clocks.GameClockAc;
+ else
+ pstate_table->gfxclk_pstate.peak = gfx_table->max;
pstate_table->uclk_pstate.min = mem_table->min;
pstate_table->uclk_pstate.peak = mem_table->max;
@@ -1348,12 +1356,12 @@ static int smu_v13_0_7_populate_umd_stat
pstate_table->fclk_pstate.min = fclk_table->min;
pstate_table->fclk_pstate.peak = fclk_table->max;
- /*
- * For now, just use the mininum clock frequency.
- * TODO: update them when the real pstate settings available
- */
- pstate_table->gfxclk_pstate.standard = gfx_table->min;
- pstate_table->uclk_pstate.standard = mem_table->min;
+ if (driver_clocks.BaseClockAc &&
+ driver_clocks.BaseClockAc < gfx_table->max)
+ pstate_table->gfxclk_pstate.standard = driver_clocks.BaseClockAc;
+ else
+ pstate_table->gfxclk_pstate.standard = gfx_table->max;
+ pstate_table->uclk_pstate.standard = mem_table->max;
pstate_table->socclk_pstate.standard = soc_table->min;
pstate_table->vclk_pstate.standard = vclk_table->min;
pstate_table->dclk_pstate.standard = dclk_table->min;
Patches currently in stable-queue which might be from Hongkun.Zhang@xxxxxxx are
queue-6.2/drm-amd-pm-correct-smu13.0.7-max-shader-clock-reporting.patch
queue-6.2/drm-amd-pm-correct-smu13.0.7-pstate-profiling-clock-settings.patch
