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Revert "drm/amdgpu: Init mcm_addr look up table"

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This reverts commit e7820045fd.
As vBIOS add the support for partition switch programming.

Signed-off-by: Shiwu Zhang <shiwu.zhang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Shiwu Zhang 2026-04-20 16:19:42 -04:00 committed by Alex Deucher
parent 05c0109e12
commit 793aebf57d
3 changed files with 2 additions and 16 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_imu.h
View File

@ -39,7 +39,6 @@ struct amdgpu_imu_funcs {
int (*switch_compute_partition)(struct amdgpu_device *adev,
int num_xccs_per_xcp,
int compute_partition_mode);
void (*init_mcm_addr_lut)(struct amdgpu_device *adev);
};
struct imu_rlc_ram_golden {

6
drivers/gpu/drm/amd/amdgpu/imu_v12_1.c
View File

@ -153,14 +153,8 @@ static int imu_v12_1_switch_compute_partition(struct amdgpu_device *adev,
return 0;
}
static void imu_v12_1_init_mcm_addr_lut(struct amdgpu_device *adev)
{
/* todo: fill in when interface is ready */
}
const struct amdgpu_imu_funcs gfx_v12_1_imu_funcs = {
.init_microcode = imu_v12_1_init_microcode,
.load_microcode = imu_v12_1_load_microcode,
.switch_compute_partition = imu_v12_1_switch_compute_partition,
.init_mcm_addr_lut = imu_v12_1_init_mcm_addr_lut,
};

11
drivers/gpu/drm/amd/amdgpu/soc_v1_0.c
View File

@ -739,15 +739,8 @@ static int soc_v1_0_switch_partition_mode(struct amdgpu_xcp_mgr *xcp_mgr,
num_xcc_per_xcp = __soc_v1_0_get_xcc_per_xcp(xcp_mgr, mode);
if (adev->gfx.imu.funcs &&
adev->gfx.imu.funcs->switch_compute_partition) {
ret = adev->gfx.imu.funcs->switch_compute_partition(xcp_mgr->adev, num_xcc_per_xcp, mode);
if (ret)
goto out;
}
if (adev->gfx.imu.funcs &&
adev->gfx.imu.funcs->init_mcm_addr_lut &&
amdgpu_emu_mode)
adev->gfx.imu.funcs->init_mcm_addr_lut(adev);
adev->gfx.imu.funcs->switch_compute_partition)
adev->gfx.imu.funcs->switch_compute_partition(xcp_mgr->adev, num_xcc_per_xcp, mode);
/* Init info about new xcps */
*num_xcps = num_xcc / num_xcc_per_xcp;