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From b0d91d2c1134404fb066c8ad0bd781e9fea591f4 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alexander.deucher@amd.com>
Date: Wed, 11 Nov 2015 00:31:00 -0500
Subject: [PATCH 0083/1110] drm/amd/powerplay/fiji: enable pcie and mclk
forcing for low
When forcing the lowest state also force mclk and pcie.
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c | 30 ++++++++++++++++++++----
1 file changed, 25 insertions(+), 5 deletions(-)
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
index 4457878..adcc2f0 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/fiji_hwmgr.c
@@ -3576,18 +3576,38 @@ static int fiji_force_dpm_lowest(struct pp_hwmgr *hwmgr)
{
struct fiji_hwmgr *data =
(struct fiji_hwmgr *)(hwmgr->backend);
- uint32_t level = 0;
+ uint32_t level;
- /* Only force sclk for now */
if (!data->sclk_dpm_key_disabled)
if (data->dpm_level_enable_mask.sclk_dpm_enable_mask) {
level = fiji_get_lowest_enabled_level(hwmgr,
- data->dpm_level_enable_mask.sclk_dpm_enable_mask);
+ data->dpm_level_enable_mask.sclk_dpm_enable_mask);
smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
- PPSMC_MSG_SCLKDPM_SetEnabledMask,
- (1 << level));
+ PPSMC_MSG_SCLKDPM_SetEnabledMask,
+ (1 << level));
+
+ }
+
+ if (!data->mclk_dpm_key_disabled) {
+ if (data->dpm_level_enable_mask.mclk_dpm_enable_mask) {
+ level = fiji_get_lowest_enabled_level(hwmgr,
+ data->dpm_level_enable_mask.mclk_dpm_enable_mask);
+ smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+ PPSMC_MSG_MCLKDPM_SetEnabledMask,
+ (1 << level));
+ }
+ }
+ if (!data->pcie_dpm_key_disabled) {
+ if (data->dpm_level_enable_mask.pcie_dpm_enable_mask) {
+ level = fiji_get_lowest_enabled_level(hwmgr,
+ data->dpm_level_enable_mask.pcie_dpm_enable_mask);
+ smum_send_msg_to_smc_with_parameter(hwmgr->smumgr,
+ PPSMC_MSG_PCIeDPM_ForceLevel,
+ (1 << level));
+ }
}
+
return 0;
}
--
2.7.4
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