[PATCH] drm/amdgpu/vcn: reset fw_shared under SRIOV

[Zhang, Bokun]

[AMD Official Use Only - AMD Internal Distribution Only]

Please help us review this patch.

Thanks!

________________________________
From: Bokun Zhang <bokun.zhang at amd.com>
Sent: Wednesday, December 11, 2024 4:48 PM
To: amd-gfx at lists.freedesktop.org <amd-gfx at lists.freedesktop.org>
Cc: Zhang, Bokun <Bokun.Zhang at amd.com>
Subject: [PATCH] drm/amdgpu/vcn: reset fw_shared under SRIOV

- The previous patch only considered the case for baremetal
  and not applicable for SRIOV code path. We also need to
  init fw_share for SRIOV VF

Signed-off-by: Bokun Zhang <bokun.zhang at amd.com>
Change-Id: If26a377a2fe8f2aa09bfa21fc54bf26e80fd564c
---
 drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
index eeade7366e82..ecdc027f8220 100644
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v4_0_3.c
@@ -957,6 +957,8 @@ static int vcn_v4_0_3_start_sriov(struct amdgpu_device *adev)
         for (i = 0; i < adev->vcn.num_vcn_inst; i++) {
                 vcn_inst = GET_INST(VCN, i);

+               vcn_v4_0_3_fw_shared_init(adev, vcn_inst);
+
                 memset(&header, 0, sizeof(struct mmsch_v4_0_3_init_header));
                 header.version = MMSCH_VERSION;
                 header.total_size = sizeof(struct mmsch_v4_0_3_init_header) >> 2;
--
2.34.1

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