drm/amdgpu:All UVD instances share one idle_work handle

All UVD instanses have only one dpm control, so it is better
to share one idle_work handle.

Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Tested-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
index bcf68f8..3ff08e3 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.c
@@ -130,7 +130,7 @@ int amdgpu_uvd_sw_init(struct amdgpu_device *adev)
        unsigned version_major, version_minor, family_id;
        int i, j, r;
 
-       INIT_DELAYED_WORK(&adev->uvd.inst->idle_work, amdgpu_uvd_idle_work_handler);
+       INIT_DELAYED_WORK(&adev->uvd.idle_work, amdgpu_uvd_idle_work_handler);
 
        switch (adev->asic_type) {
 #ifdef CONFIG_DRM_AMDGPU_CIK
@@ -314,12 +314,12 @@ int amdgpu_uvd_suspend(struct amdgpu_device *adev)
        void *ptr;
        int i, j;
 
+       cancel_delayed_work_sync(&adev->uvd.idle_work);
+
        for (j = 0; j < adev->uvd.num_uvd_inst; ++j) {
                if (adev->uvd.inst[j].vcpu_bo == NULL)
                        continue;
 
-               cancel_delayed_work_sync(&adev->uvd.inst[j].idle_work);
-
                /* only valid for physical mode */
                if (adev->asic_type < CHIP_POLARIS10) {
                        for (i = 0; i < adev->uvd.max_handles; ++i)
@@ -1145,7 +1145,7 @@ int amdgpu_uvd_get_destroy_msg(struct amdgpu_ring *ring, uint32_t handle,
 static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
 {
        struct amdgpu_device *adev =
-               container_of(work, struct amdgpu_device, uvd.inst->idle_work.work);
+               container_of(work, struct amdgpu_device, uvd.idle_work.work);
        unsigned fences = 0, i, j;
 
        for (i = 0; i < adev->uvd.num_uvd_inst; ++i) {
@@ -1167,7 +1167,7 @@ static void amdgpu_uvd_idle_work_handler(struct work_struct *work)
                                                               AMD_CG_STATE_GATE);
                }
        } else {
-               schedule_delayed_work(&adev->uvd.inst->idle_work, UVD_IDLE_TIMEOUT);
+               schedule_delayed_work(&adev->uvd.idle_work, UVD_IDLE_TIMEOUT);
        }
 }
 
@@ -1179,7 +1179,7 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring)
        if (amdgpu_sriov_vf(adev))
                return;
 
-       set_clocks = !cancel_delayed_work_sync(&adev->uvd.inst->idle_work);
+       set_clocks = !cancel_delayed_work_sync(&adev->uvd.idle_work);
        if (set_clocks) {
                if (adev->pm.dpm_enabled) {
                        amdgpu_dpm_enable_uvd(adev, true);
@@ -1196,7 +1196,7 @@ void amdgpu_uvd_ring_begin_use(struct amdgpu_ring *ring)
 void amdgpu_uvd_ring_end_use(struct amdgpu_ring *ring)
 {
        if (!amdgpu_sriov_vf(ring->adev))
-               schedule_delayed_work(&ring->adev->uvd.inst->idle_work, UVD_IDLE_TIMEOUT);
+               schedule_delayed_work(&ring->adev->uvd.idle_work, UVD_IDLE_TIMEOUT);
 }
 
 /**

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
index b1579fb..8b23a1b 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_uvd.h
@@ -44,7 +44,6 @@ struct amdgpu_uvd_inst {
        void                    *saved_bo;
        atomic_t                handles[AMDGPU_MAX_UVD_HANDLES];
        struct drm_file         *filp[AMDGPU_MAX_UVD_HANDLES];
-       struct delayed_work     idle_work;
        struct amdgpu_ring      ring;
        struct amdgpu_ring      ring_enc[AMDGPU_MAX_UVD_ENC_RINGS];
        struct amdgpu_irq_src   irq;
@@ -62,6 +61,7 @@ struct amdgpu_uvd {
        bool                    address_64_bit;
        bool                    use_ctx_buf;
        struct amdgpu_uvd_inst          inst[AMDGPU_MAX_UVD_INSTANCES];
+       struct delayed_work     idle_work;
 };
 
 int amdgpu_uvd_sw_init(struct amdgpu_device *adev);