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Patch "drm/radeon/si/dpm: fix phase shedding setup" has been added to the 4.4-stable tree

PATCH [email protected] 1 participant 1 message Oct 28, 2016

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Stable branch DRM drivers Radeon and amdgpu DRM drivers
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This is a note to let you know that I've just added the patch titled

drm/radeon/si/dpm: fix phase shedding setup

to the 4.4-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-radeon-si-dpm-fix-phase-shedding-setup.patch
and it can be found in the queue-4.4 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree, please let <[email protected]> know about it.

Quoted 1 line

From 427920292b00474d978d632bc03a8e4e50029af3 Mon Sep 17 00:00:00 2001

From: Alex Deucher <[email protected]>
Date: Tue, 27 Sep 2016 14:51:53 -0400
Subject: drm/radeon/si/dpm: fix phase shedding setup

From: Alex Deucher <[email protected]>

commit 427920292b00474d978d632bc03a8e4e50029af3 upstream.

Used the wrong index to setup the phase shedding mask.

Signed-off-by Alex Deucher <[email protected]>
Signed-off-by Greg Kroah-Hartman <[email protected]>
---
 drivers/gpu/drm/radeon/si_dpm.c       |    2 +-
 drivers/gpu/drm/radeon/sislands_smc.h |    1 +
 2 files changed, 2 insertions(+), 1 deletion(-)
drivers/gpu/drm/radeon/si_dpm.c +1 -1
@@ -4112,7 +4112,7 @@ static int si_populate_smc_voltage_table
 							      &rdev->pm.dpm.dyn_state.phase_shedding_limits_table)) {
 				si_populate_smc_voltage_table(rdev, &si_pi->vddc_phase_shed_table, table);
 
-				table->phaseMaskTable.lowMask[SISLANDS_SMC_VOLTAGEMASK_VDDC] =
+				table->phaseMaskTable.lowMask[SISLANDS_SMC_VOLTAGEMASK_VDDC_PHASE_SHEDDING] =
 					cpu_to_be32(si_pi->vddc_phase_shed_table.mask_low);
 
 				si_write_smc_soft_register(rdev, SI_SMC_SOFT_REGISTER_phase_shedding_delay,
drivers/gpu/drm/radeon/sislands_smc.h +1 -0
@@ -194,6 +194,7 @@ typedef struct SISLANDS_SMC_SWSTATE SISL
 #define SISLANDS_SMC_VOLTAGEMASK_VDDC  0
 #define SISLANDS_SMC_VOLTAGEMASK_MVDD  1
 #define SISLANDS_SMC_VOLTAGEMASK_VDDCI 2
+#define SISLANDS_SMC_VOLTAGEMASK_VDDC_PHASE_SHEDDING 3
 #define SISLANDS_SMC_VOLTAGEMASK_MAX   4
 
 struct SISLANDS_SMC_VOLTAGEMASKTABLE

Patches currently in stable-queue which might be from [email protected] are

queue-4.4/drm-amdgpu-dce11-add-missing-drm_mode_config_cleanup-call.patch queue-4.4/drm-radeon-si-dpm-fix-phase-shedding-setup.patch queue-4.4/drm-amdgpu-dce11-disable-hpd-on-local-panels.patch queue-4.4/drm-amdgpu-dce8-disable-hpd-on-local-panels.patch queue-4.4/drm-amdgpu-dce10-disable-hpd-on-local-panels.patch queue-4.4/drm-amdgpu-fix-ib-alignment-for-uvd.patch queue-4.4/drm-amdgpu-change-vblank_time-s-calculation-method-to-reduce-computational-error.patch queue-4.4/drm-radeon-narrow-asic_init-for-virtualization.patch queue-4.4/drm-radeon-change-vblank_time-s-calculation-method-to-reduce-computational-error.patch