Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/amdgpu: Add switch_compute_partition callback for imu v12_1
To enable switching compute partition mode
v2: cleanup (Alex)
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Likun Gao <Likun.Gao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
authored by
Hawking Zhang
and committed by
Alex Deucher
84d8beaf
7ce72341
+21
+2
drivers/gpu/drm/amd/amdgpu/amdgpu_imu.h
+2
drivers/gpu/drm/amd/amdgpu/amdgpu_imu.h
···
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int (*start_imu)(struct amdgpu_device *adev);
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void (*program_rlc_ram)(struct amdgpu_device *adev);
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int (*wait_for_reset_status)(struct amdgpu_device *adev);
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+
int (*switch_compute_partition)(struct amdgpu_device *adev,
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int num_xccs_per_xcp);
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};
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struct imu_rlc_ram_golden {
+19
drivers/gpu/drm/amd/amdgpu/imu_v12_1.c
+19
drivers/gpu/drm/amd/amdgpu/imu_v12_1.c
···
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return 0;
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}
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static int imu_v12_1_switch_compute_partition(struct amdgpu_device *adev,
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int num_xccs_per_xcp)
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{
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int ret;
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+
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if (adev->psp.funcs) {
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ret = psp_spatial_partition(&adev->psp,
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NUM_XCC(adev->gfx.xcc_mask) /
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num_xccs_per_xcp);
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if (ret)
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return ret;
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}
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+
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adev->gfx.num_xcc_per_xcp = num_xccs_per_xcp;
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return 0;
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}
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+
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const struct amdgpu_imu_funcs gfx_v12_1_imu_funcs = {
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.init_microcode = imu_v12_1_init_microcode,
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.load_microcode = imu_v12_1_load_microcode,
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+
.switch_compute_partition = imu_v12_1_switch_compute_partition,
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};