openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

Revert "drm/radeon: reduce number of free VMIDs and pipes in KV" 

This reverts the remaining changes of commit
62a7b7fbd0, because radeon doesn't support
amdkfd anymore. The number of VMIDs was already changed back when amdkfd
support was removed.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel@daenzer.net>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Michel Dänzer 2017-12-20 10:45:36 +01:00 committed by Alex Deucher
parent 7d752ea2da
commit acaf662285
1 changed files with 11 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
drivers/gpu/drm/radeon/cik.c
View File

@ -4418,11 +4418,12 @@ static int cik_mec_init(struct radeon_device *rdev)
/*
* KV: 2 MEC, 4 Pipes/MEC, 8 Queues/Pipe - 64 Queues total
* CI/KB: 1 MEC, 4 Pipes/MEC, 8 Queues/Pipe - 32 Queues total
* Nonetheless, we assign only 1 pipe because all other pipes will
* be handled by KFD
*/
rdev->mec.num_mec = 1;
rdev->mec.num_pipe = 1;
if (rdev->family == CHIP_KAVERI)
rdev->mec.num_mec = 2;
else
rdev->mec.num_mec = 1;
rdev->mec.num_pipe = 4;
rdev->mec.num_queue = rdev->mec.num_mec * rdev->mec.num_pipe * 8;
if (rdev->mec.hpd_eop_obj == NULL) {
@ -4565,8 +4566,11 @@ static int cik_cp_compute_resume(struct radeon_device *rdev)
/* init the pipes */
mutex_lock(&rdev->srbm_mutex);
for (i = 0; i < rdev->mec.num_pipe; ++i) {
cik_srbm_select(rdev, 0, i, 0, 0);
for (i = 0; i < (rdev->mec.num_pipe * rdev->mec.num_mec); ++i) {
int me = (i < 4) ? 1 : 2;
int pipe = (i < 4) ? i : (i - 4);
cik_srbm_select(rdev, me, pipe, 0, 0);
eop_gpu_addr = rdev->mec.hpd_eop_gpu_addr + (i * MEC_HPD_SIZE * 2) ;
/* write the EOP addr */
@ -4583,6 +4587,7 @@ static int cik_cp_compute_resume(struct radeon_device *rdev)
WREG32(CP_HPD_EOP_CONTROL, tmp);
}
cik_srbm_select(rdev, 0, 0, 0, 0);
mutex_unlock(&rdev->srbm_mutex);
/* init the queues. Just two for now. */