github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-01 02:53:36 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

drm/amdgpu: Initialize vram_info for gmc v12_1

Browse Source 
Initialize vram_info for gmc v12_1

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>
This commit is contained in:
Hawking Zhang 2025-06-13 00:08:10 +08:00 committed by Alex Deucher
parent bb418f99e6
commit e2a6a4e6d4
3 changed files with 17 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/gpu/drm/amd/amdgpu/gmc_v12_0.c
View File

@ -781,12 +781,15 @@ static int gmc_v12_0_sw_init(struct amdgpu_ip_block *ip_block)
spin_lock_init(&adev->gmc.invalidate_lock);
r = amdgpu_atomfirmware_get_vram_info(adev,
&vram_width, &vram_type, &vram_vendor);
adev->gmc.vram_width = vram_width;
adev->gmc.vram_type = vram_type;
adev->gmc.vram_vendor = vram_vendor;
if (amdgpu_ip_version(adev, GC_HWIP, 0) == IP_VERSION(12, 1, 0)) {
gmc_v12_1_init_vram_info(adev);
} else {
r = amdgpu_atomfirmware_get_vram_info(adev,
&vram_width, &vram_type, &vram_vendor);
adev->gmc.vram_width = vram_width;
adev->gmc.vram_type = vram_type;
adev->gmc.vram_vendor = vram_vendor;
}
switch (amdgpu_ip_version(adev, GC_HWIP, 0)) {
case IP_VERSION(12, 0, 0):

7
drivers/gpu/drm/amd/amdgpu/gmc_v12_1.c
View File

@ -597,3 +597,10 @@ void gmc_v12_1_set_irq_funcs(struct amdgpu_device *adev)
adev->gmc.vm_fault.num_types = 1;
adev->gmc.vm_fault.funcs = &gmc_v12_1_irq_funcs;
}
void gmc_v12_1_init_vram_info(struct amdgpu_device *adev)
{
/* TODO: query vram_info from ip discovery binary */
adev->gmc.vram_type = AMDGPU_VRAM_TYPE_HBM4;
adev->gmc.vram_width = 384 * 64;
}

2
drivers/gpu/drm/amd/amdgpu/gmc_v12_1.h
View File

@ -26,5 +26,5 @@
void gmc_v12_1_set_gmc_funcs(struct amdgpu_device *adev);
void gmc_v12_1_set_irq_funcs(struct amdgpu_device *adev);
void gmc_v12_1_init_vram_info(struct amdgpu_device *adev);
#endif