On 2018-02-22 12:15 PM, Christian König wrote: > Use ttm_pool_populate/ttm_pool_unpopulate if the driver doesn't provide > a function. > > Signed-off-by: Christian König <christian.koenig@xxxxxxx> > --- > drivers/gpu/drm/ttm/ttm_tt.c | 10 ++++++++-- > 1 file changed, 8 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c > index 9fd7115a013a..65bf4eac184b 100644 > --- a/drivers/gpu/drm/ttm/ttm_tt.c > +++ b/drivers/gpu/drm/ttm/ttm_tt.c > @@ -410,7 +410,10 @@ int ttm_tt_populate(struct ttm_tt *ttm, struct ttm_operation_ctx *ctx) > if (ttm->state != tt_unpopulated) > return 0; > > - ret = ttm->bdev->driver->ttm_tt_populate(ttm, ctx); > + if (ttm->bdev->driver->ttm_tt_populate) > + ret = ttm->bdev->driver->ttm_tt_populate(ttm, ctx); > + else > + ret = ttm_pool_populate(ttm, ctx); > if (!ret) > ttm_tt_add_mapping(ttm); > return ret; > @@ -436,5 +439,8 @@ void ttm_tt_unpopulate(struct ttm_tt *ttm) > return; > > ttm_tt_clear_mapping(ttm); > - ttm->bdev->driver->ttm_tt_unpopulate(ttm); > + if (ttm->bdev->driver->ttm_tt_unpopulate) > + ttm->bdev->driver->ttm_tt_unpopulate(ttm); > + else > + ttm_pool_unpopulate(ttm); > } > Instead of the if/else, have you considered setting driver->ttm_tt_(un)populate = ttm_pool_(un)populate during initialization if they're NULL? Either way, the series is Reviewed-by: Michel Dänzer <michel.daenzer@xxxxxxx> -- Earthling Michel Dänzer | http://www.amd.com Libre software enthusiast | Mesa and X developer _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel