[PATCH 4.8 013/125] drm/radeon/si/dpm: fix phase shedding setup
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Date: 2016-10-29 14:18:34
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4.8-stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher <alexander.deucher@amd.com> commit 427920292b00474d978d632bc03a8e4e50029af3 upstream. Used the wrong index to setup the phase shedding mask. Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/gpu/drm/radeon/si_dpm.c | 2 +- drivers/gpu/drm/radeon/sislands_smc.h | 1 + 2 files changed, 2 insertions(+), 1 deletion(-)
--- a/drivers/gpu/drm/radeon/si_dpm.c
+++ b/drivers/gpu/drm/radeon/si_dpm.c@@ -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, --- a/drivers/gpu/drm/radeon/sislands_smc.h +++ b/drivers/gpu/drm/radeon/sislands_smc.h
@@ -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