bybrooklyn/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-05 06:52:34 -04:00
Code Issues Packages Projects Releases Wiki Activity

drm/amdgpu: Use generic hdp flush function

Browse Source 
Except HDP v5.2 all use a common logic for HDP flush. Use a generic
function. HDP v5.2 forces NO_KIQ logic, revisit it later.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Lijo Lazar
2025-04-11 16:45:46 +05:30
committed by Alex Deucher
parent d6b22b1dff
commit 18a878fd8a
6 changed files with 27 additions and 48 deletions
Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/gpu/drm/amd/amdgpu/amdgpu_hdp.c
View File

@@ -22,6 +22,7 @@
*/
#include "amdgpu.h"
#include "amdgpu_ras.h"
#include <uapi/linux/kfd_ioctl.h>
int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev)
{
@@ -46,3 +47,23 @@ int amdgpu_hdp_ras_sw_init(struct amdgpu_device *adev)
/* hdp ras follows amdgpu_ras_block_late_init_default for late init */
return 0;
}
void amdgpu_hdp_generic_flush(struct amdgpu_device *adev,
struct amdgpu_ring *ring)
{
if (!ring || !ring->funcs->emit_wreg) {
WREG32((adev->rmmio_remap.reg_offset +
KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >>
2,
0);
RREG32((adev->rmmio_remap.reg_offset +
KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >>
2);
} else {
amdgpu_ring_emit_wreg(ring,
(adev->rmmio_remap.reg_offset +
KFD_MMIO_REMAP_HDP_MEM_FLUSH_CNTL) >>
2,
0);
}
}