[PATCH 33/40] drm/amd/pm: correct pcie spc cap setup

Evan Quan evan.quan at amd.com
Fri Oct 16 03:26:45 UTC 2020


Correct Polaris10 pcie spc cap setting.

Change-Id: I7f9a65cd615c43a62a38713a07290e3ec5afaef1
Signed-off-by: Evan Quan <evan.quan at amd.com>
Acked-by: Alex Deucher <alexander.deucher at amd.com>
---
 drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
index 7eca860236db..59c199cd7aeb 100644
--- a/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/pm/powerplay/hwmgr/smu7_hwmgr.c
@@ -2865,6 +2865,8 @@ static int smu7_hwmgr_backend_init(struct pp_hwmgr *hwmgr)
 		data->pcie_gen_cap = adev->pm.pcie_gen_mask;
 		if (data->pcie_gen_cap & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
 			data->pcie_spc_cap = 20;
+		else
+			data->pcie_spc_cap = 16;
 		data->pcie_lane_cap = adev->pm.pcie_mlw_mask;
 
 		hwmgr->platform_descriptor.vbiosInterruptId = 0x20000400; /* IRQ_SOURCE1_SW_INT */
-- 
2.28.0



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