From f86d0269b471d88c9c06da4972f9145f978a0e5a Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Mon, 29 Jul 2013 10:45:27 -0400 Subject: [PATCH] drm/radeon/dpm: fix forcing performance state to low on cayman Need to program EnabledLevels to 1 to force the low state. Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/ni_dpm.c | 7 +------ 1 file changed, 1 insertion(+), 6 deletions(-) diff --git a/drivers/gpu/drm/radeon/ni_dpm.c b/drivers/gpu/drm/radeon/ni_dpm.c index 559cf24..4f9b9bc 100644 --- a/drivers/gpu/drm/radeon/ni_dpm.c +++ b/drivers/gpu/drm/radeon/ni_dpm.c @@ -1054,10 +1054,6 @@ static int ni_restrict_performance_levels_before_switch(struct radeon_device *rd int ni_dpm_force_performance_level(struct radeon_device *rdev, enum radeon_dpm_forced_level level) { - struct radeon_ps *rps = rdev->pm.dpm.current_ps; - struct ni_ps *ps = ni_get_ps(rps); - u32 levels; - if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 0) != PPSMC_Result_OK) return -EINVAL; @@ -1068,8 +1064,7 @@ int ni_dpm_force_performance_level(struct radeon_device *rdev, if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 0) != PPSMC_Result_OK) return -EINVAL; - levels = ps->performance_level_count - 1; - if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, levels) != PPSMC_Result_OK) + if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 1) != PPSMC_Result_OK) return -EINVAL; } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 0) != PPSMC_Result_OK) -- 2.7.4