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Merge tag 'amd-drm-fixes-5.18-2022-05-11' of https://gitlab.freedesktop.org/agd5f/linux into drm-fixes 

amd-drm-fixes-5.18-2022-05-11:

amdgpu:
- Disable ASPM for VI boards on ADL platforms
- S0ix DCN3.1 display fix
- Resume regression fix
- Stable pstate fix

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220511174422.5769-1-alexander.deucher@amd.com
This commit is contained in:
Dave Airlie 2022-05-13 10:40:55 +10:00
parent c8f0c2d45c c65b364c52
commit 5005e98146
4 changed files with 22 additions and 13 deletions
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5
drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
View File

@ -296,6 +296,7 @@ static int amdgpu_ctx_set_stable_pstate(struct amdgpu_ctx *ctx,
{
struct amdgpu_device *adev = ctx->adev;
enum amd_dpm_forced_level level;
u32 current_stable_pstate;
int r;
mutex_lock(&adev->pm.stable_pstate_ctx_lock);
@ -304,6 +305,10 @@ static int amdgpu_ctx_set_stable_pstate(struct amdgpu_ctx *ctx,
goto done;
}
r = amdgpu_ctx_get_stable_pstate(ctx, &current_stable_pstate);
if (r || (stable_pstate == current_stable_pstate))
goto done;
switch (stable_pstate) {
case AMDGPU_CTX_STABLE_PSTATE_NONE:
level = AMD_DPM_FORCED_LEVEL_AUTO;

17
drivers/gpu/drm/amd/amdgpu/vi.c
View File

@ -81,6 +81,10 @@
#include "mxgpu_vi.h"
#include "amdgpu_dm.h"
#if IS_ENABLED(CONFIG_X86)
#include <asm/intel-family.h>
#endif
#define ixPCIE_LC_L1_PM_SUBSTATE 0x100100C6
#define PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK 0x00000001L
#define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK 0x00000002L
@ -1134,13 +1138,24 @@ static void vi_enable_aspm(struct amdgpu_device *adev)
WREG32_PCIE(ixPCIE_LC_CNTL, data);
}
static bool aspm_support_quirk_check(void)
{
#if IS_ENABLED(CONFIG_X86)
struct cpuinfo_x86 *c = &cpu_data(0);
return !(c->x86 == 6 && c->x86_model == INTEL_FAM6_ALDERLAKE);
#else
return true;
#endif
}
static void vi_program_aspm(struct amdgpu_device *adev)
{
u32 data, data1, orig;
bool bL1SS = false;
bool bClkReqSupport = true;
if (!amdgpu_device_should_use_aspm(adev))
if (!amdgpu_device_should_use_aspm(adev) || !aspm_support_quirk_check())
return;
if (adev->flags & AMD_IS_APU ||

5
drivers/gpu/drm/amd/display/dc/dcn31/dcn31_init.c
View File

@ -153,9 +153,4 @@ void dcn31_hw_sequencer_construct(struct dc *dc)
dc->hwss.init_hw = dcn20_fpga_init_hw;
dc->hwseq->funcs.init_pipes = NULL;
}
if (dc->debug.disable_z10) {
/*hw not support z10 or sw disable it*/
dc->hwss.z10_restore = NULL;
dc->hwss.z10_save_init = NULL;
}
}

8
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
View File

@ -1351,14 +1351,8 @@ static int smu_disable_dpms(struct smu_context *smu)
{
struct amdgpu_device *adev = smu->adev;
int ret = 0;
/*
* TODO: (adev->in_suspend && !adev->in_s0ix) is added to pair
* the workaround which always reset the asic in suspend.
* It's likely that workaround will be dropped in the future.
* Then the change here should be dropped together.
*/
bool use_baco = !smu->is_apu &&
(((amdgpu_in_reset(adev) || (adev->in_suspend && !adev->in_s0ix)) &&
((amdgpu_in_reset(adev) &&
(amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) ||
((adev->in_runpm || adev->in_s4) && amdgpu_asic_supports_baco(adev)));