We only need special handling for the S0ix suspend and resume
cases, legacy S3/S4/shutdown/reboot/reset should use the
standard code pathes.  This should fix systems with S0ix
plus legacy S4.

Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu.h        |  6 ------
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 22 ++++++++++++----------
 drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c    |  4 ----
 3 files changed, 12 insertions(+), 20 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h 
b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
index 4ddc5cc983c7..bf9359ccf3da 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h
@@ -1040,12 +1040,6 @@ struct amdgpu_device {
        enum amdgpu_pmops_state         pmops_state;
        bool                            in_suspend;
 
-       /*
-        * The combination flag in_poweroff_reboot_com used to identify the 
poweroff
-        * and reboot opt in the s0i3 system-wide suspend.
-        */
-       bool                            in_poweroff_reboot_com;
-
        atomic_t                        in_gpu_reset;
        enum pp_mp1_state               mp1_state;
        struct rw_semaphore reset_sem;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index ac5f7837285b..2b6e483259f1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -2680,9 +2680,10 @@ static void amdgpu_device_delay_enable_gfx_off(struct 
work_struct *work)
 static int amdgpu_device_ip_suspend_phase1(struct amdgpu_device *adev)
 {
        int i, r;
+       bool s0ix_suspend = amdgpu_acpi_is_s0ix_supported(adev) &&
+               (adev->pmops_state == AMDGPU_PMOPS_SUSPEND);
 
-       if (adev->in_poweroff_reboot_com ||
-           !amdgpu_acpi_is_s0ix_supported(adev) || amdgpu_in_reset(adev)) {
+       if (!s0ix_suspend) {
                amdgpu_device_set_pg_state(adev, AMD_PG_STATE_UNGATE);
                amdgpu_device_set_cg_state(adev, AMD_CG_STATE_UNGATE);
        }
@@ -3672,13 +3673,13 @@ void amdgpu_device_fini(struct amdgpu_device *adev)
  */
 int amdgpu_device_suspend(struct drm_device *dev, bool fbcon)
 {
-       struct amdgpu_device *adev;
+       struct amdgpu_device *adev = drm_to_adev(dev);
        struct drm_crtc *crtc;
        struct drm_connector *connector;
        struct drm_connector_list_iter iter;
        int r;
-
-       adev = drm_to_adev(dev);
+       bool s0ix_suspend = amdgpu_acpi_is_s0ix_supported(adev) &&
+               (adev->pmops_state == AMDGPU_PMOPS_SUSPEND);
 
        if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
                return 0;
@@ -3741,11 +3742,10 @@ int amdgpu_device_suspend(struct drm_device *dev, bool 
fbcon)
 
        amdgpu_fence_driver_suspend(adev);
 
-       if (adev->in_poweroff_reboot_com ||
-           !amdgpu_acpi_is_s0ix_supported(adev) || amdgpu_in_reset(adev))
-               r = amdgpu_device_ip_suspend_phase2(adev);
-       else
+       if (s0ix_suspend)
                amdgpu_gfx_state_change_set(adev, sGpuChangeState_D3Entry);
+       else
+               r = amdgpu_device_ip_suspend_phase2(adev);
        /* evict remaining vram memory
         * This second call to evict vram is to evict the gart page table
         * using the CPU.
@@ -3772,11 +3772,13 @@ int amdgpu_device_resume(struct drm_device *dev, bool 
fbcon)
        struct amdgpu_device *adev = drm_to_adev(dev);
        struct drm_crtc *crtc;
        int r = 0;
+       bool s0ix_resume = amdgpu_acpi_is_s0ix_supported(adev) &&
+               (adev->pmops_state == AMDGPU_PMOPS_RESUME);
 
        if (dev->switch_power_state == DRM_SWITCH_POWER_OFF)
                return 0;
 
-       if (amdgpu_acpi_is_s0ix_supported(adev))
+       if (s0ix_resume)
                amdgpu_gfx_state_change_set(adev, sGpuChangeState_D0Entry);
 
        /* post card */
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
index 0312c52bd39d..dd6d24305b16 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c
@@ -1288,9 +1288,7 @@ amdgpu_pci_shutdown(struct pci_dev *pdev)
         */
        if (!amdgpu_passthrough(adev))
                adev->mp1_state = PP_MP1_STATE_UNLOAD;
-       adev->in_poweroff_reboot_com = true;
        amdgpu_device_ip_suspend(adev);
-       adev->in_poweroff_reboot_com = false;
        adev->mp1_state = PP_MP1_STATE_NONE;
 }
 
@@ -1380,9 +1378,7 @@ static int amdgpu_pmops_poweroff(struct device *dev)
        int r;
 
        adev->pmops_state = AMDGPU_PMOPS_POWEROFF;
-       adev->in_poweroff_reboot_com = true;
        r =  amdgpu_device_suspend(drm_dev, true);
-       adev->in_poweroff_reboot_com = false;
        adev->pmops_state = AMDGPU_PMOPS_NONE;
        return r;
 }
-- 
2.29.2

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

Reply via email to