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So, simply expand the read to bit[17:8] assuming > the platforms using only bit[14:8] have zeros in the expanded bits. > > BSpec: 54991 > > Signed-off-by: Fei Yang Reviewed-by: Matthew Brost Also future reference single patches series do not need a cover letter. Matt > --- > drivers/gpu/drm/xe/xe_vram.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/gpu/drm/xe/xe_vram.c b/drivers/gpu/drm/xe/xe_vram.c > index c64d98bf1723..4f807eade2b7 100644 > --- a/drivers/gpu/drm/xe/xe_vram.c > +++ b/drivers/gpu/drm/xe/xe_vram.c > @@ -155,7 +155,7 @@ static int tile_vram_size(struct xe_tile *tile, u64 *vram_size, > *tile_offset = 0; > } else { > reg = xe_mmio_read32(&tile->mmio, SG_TILE_ADDR_RANGE(tile->id)); > - *tile_size = (u64)REG_FIELD_GET(GENMASK(14, 8), reg) * SZ_1G; > + *tile_size = (u64)REG_FIELD_GET(GENMASK(17, 8), reg) * SZ_1G; > *tile_offset = (u64)REG_FIELD_GET(GENMASK(7, 1), reg) * SZ_1G; > } > > -- > 2.43.0 >