[PATCH 4/4] drm/amdgpu: add queue reset support for jpeg 5.3

[Alex Deucher]

Enable queue reset for JPEG 5.3.

Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/jpeg_v5_3_0.c | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v5_3_0.c 
b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_3_0.c
index 084e592fb838f..1821dced936fb 100644
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v5_3_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v5_3_0.c
@@ -104,6 +104,8 @@ static int jpeg_v5_3_0_sw_init(struct amdgpu_ip_block 
*ip_block)
        /* TODO: Add queue reset mask when FW fully supports it */
        adev->jpeg.supported_reset =
                
amdgpu_get_soft_full_reset_mask(&adev->jpeg.inst[0].ring_dec[0]);
+       if (!amdgpu_sriov_vf(adev))
+               adev->jpeg.supported_reset |= AMDGPU_RESET_TYPE_PER_QUEUE;
        r = amdgpu_jpeg_sysfs_reset_mask_init(adev);
        if (r)
                return r;
@@ -625,6 +627,22 @@ static int jpeg_v5_3_0_process_interrupt(struct 
amdgpu_device *adev,
        return 0;
 }
 
+static int jpeg_v5_3_0_ring_reset(struct amdgpu_ring *ring,
+                                 unsigned int vmid,
+                                 struct amdgpu_fence *timedout_fence)
+{
+       int r;
+
+       amdgpu_ring_reset_helper_begin(ring, timedout_fence);
+       r = jpeg_v5_3_0_stop(ring->adev);
+       if (r)
+               return r;
+       r = jpeg_v5_3_0_start(ring->adev);
+       if (r)
+               return r;
+       return amdgpu_ring_reset_helper_end(ring, timedout_fence);
+}
+
 static const struct amd_ip_funcs jpeg_v5_3_0_ip_funcs = {
        .name = "jpeg_v5_3_0",
        .early_init = jpeg_v5_3_0_early_init,
@@ -668,6 +686,7 @@ static const struct amdgpu_ring_funcs 
jpeg_v5_3_0_dec_ring_vm_funcs = {
        .emit_wreg = jpeg_v4_0_3_dec_ring_emit_wreg,
        .emit_reg_wait = jpeg_v4_0_3_dec_ring_emit_reg_wait,
        .emit_reg_write_reg_wait = amdgpu_ring_emit_reg_write_reg_wait_helper,
+       .reset = jpeg_v5_3_0_ring_reset,
 };
 
 static void jpeg_v5_3_0_set_dec_ring_funcs(struct amdgpu_device *adev)
-- 
2.52.0