diff options
| author | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2025-06-19 15:40:34 +0200 |
|---|---|---|
| committer | Thomas Hellström <thomas.hellstrom@linux.intel.com> | 2025-06-26 18:00:09 +0200 |
| commit | 2ef19be2a545a63310c5c0fae0e173fc0c33bb6a (patch) | |
| tree | 10da9a3f001fb093660bc2a3284ad2e4e933b092 /drivers/gpu/drm/drm_gpusvm.c | |
| parent | drm/gpusvm, drm/pagemap: Move migration functionality to drm_pagemap (diff) | |
| download | linux-2ef19be2a545a63310c5c0fae0e173fc0c33bb6a.tar.gz linux-2ef19be2a545a63310c5c0fae0e173fc0c33bb6a.zip | |
drm/pagemap: Add a populate_mm op
Add an operation to populate a part of a drm_mm with device
private memory. Clarify how migration using it is intended
to work.
v3:
- Kerneldoc fixes and updates (Matt Brost).
v4:
- More kerneldoc fixes. Rebase.
Signed-off-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Link: https://lore.kernel.org/r/20250619134035.170086-3-thomas.hellstrom@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_gpusvm.c')
| -rw-r--r-- | drivers/gpu/drm/drm_gpusvm.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/gpu/drm/drm_gpusvm.c b/drivers/gpu/drm/drm_gpusvm.c index e454bb806c72..5bb4c77db2c3 100644 --- a/drivers/gpu/drm/drm_gpusvm.c +++ b/drivers/gpu/drm/drm_gpusvm.c @@ -176,12 +176,9 @@ * } * * if (driver_migration_policy(range)) { - * mmap_read_lock(mm); - * devmem = driver_alloc_devmem(); - * err = drm_pagemap_migrate_to_devmem(devmem, gpusvm->mm, gpuva_start, - * gpuva_end, ctx->timeslice_ms, - * driver_pgmap_owner()); - * mmap_read_unlock(mm); + * err = drm_pagemap_populate_mm(driver_choose_drm_pagemap(), + * gpuva_start, gpuva_end, gpusvm->mm, + * ctx->timeslice_ms); * if (err) // CPU mappings may have changed * goto retry; * } |