RE: [PATCH] drm/amdgpu: Initialize xcc mask

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[AMD Official Use Only - General]

Reviewed-by: Hawking Zhang <Hawking.Zhang@xxxxxxx>

Regards,
Hawking
-----Original Message-----
From: Lazar, Lijo <Lijo.Lazar@xxxxxxx>
Sent: Tuesday, May 30, 2023 14:51
To: amd-gfx@xxxxxxxxxxxxxxxxxxxxx
Cc: Zhang, Hawking <Hawking.Zhang@xxxxxxx>; Deucher, Alexander <Alexander.Deucher@xxxxxxx>
Subject: [PATCH] drm/amdgpu: Initialize xcc mask

For ASICs which are not initialized through discovery, initialize GFX cluster as 1.

Signed-off-by: Lijo Lazar <lijo.lazar@xxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 1 +  drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c | 1 +  drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c | 1 +
 3 files changed, 3 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
index 809558c718e3..da6caff78c22 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c
@@ -3028,6 +3028,7 @@ static int gfx_v6_0_early_init(void *handle)  {
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;

+       adev->gfx.xcc_mask = 1;
        adev->gfx.num_gfx_rings = GFX6_NUM_GFX_RINGS;
        adev->gfx.num_compute_rings = min(amdgpu_gfx_get_num_kcq(adev),
                                          GFX6_NUM_COMPUTE_RINGS);
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index 0f0c12bbe228..20fcd86a3e79 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
@@ -4179,6 +4179,7 @@ static int gfx_v7_0_early_init(void *handle)  {
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;

+       adev->gfx.xcc_mask = 1;
        adev->gfx.num_gfx_rings = GFX7_NUM_GFX_RINGS;
        adev->gfx.num_compute_rings = min(amdgpu_gfx_get_num_kcq(adev),
                                          AMDGPU_MAX_COMPUTE_RINGS);
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
index 2f1ef75e126c..51c1745c8369 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v8_0.c
@@ -5262,6 +5262,7 @@ static int gfx_v8_0_early_init(void *handle)  {
        struct amdgpu_device *adev = (struct amdgpu_device *)handle;

+       adev->gfx.xcc_mask = 1;
        adev->gfx.num_gfx_rings = GFX8_NUM_GFX_RINGS;
        adev->gfx.num_compute_rings = min(amdgpu_gfx_get_num_kcq(adev),
                                          AMDGPU_MAX_COMPUTE_RINGS);
--
2.25.1





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