[src/trunk]: src/sys/external/bsd/drm2/dist/drm/radeon Omit needless bus_dmam...

[riastradh <riastradh%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/19df0ca3b94b
branches:  trunk
changeset: 336354:19df0ca3b94b
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Thu Feb 26 23:00:05 2015 +0000

description:
Omit needless bus_dmamap_sync -- they're batched for gart updates.

diffstat:

 sys/external/bsd/drm2/dist/drm/radeon/rs400.c |  8 --------
 1 files changed, 0 insertions(+), 8 deletions(-)

diffs (19 lines):

diff -r 3e386049fbac -r 19df0ca3b94b sys/external/bsd/drm2/dist/drm/radeon/rs400.c
--- a/sys/external/bsd/drm2/dist/drm/radeon/rs400.c     Thu Feb 26 19:43:43 2015 +0000
+++ b/sys/external/bsd/drm2/dist/drm/radeon/rs400.c     Thu Feb 26 23:00:05 2015 +0000
@@ -225,15 +225,7 @@
                ((upper_32_bits(addr) & 0xff) << 4) |
                RS400_PTE_WRITEABLE | RS400_PTE_READABLE;
        entry = cpu_to_le32(entry);
-#ifdef __NetBSD__              /* XXX Batch syncs for batch GART updates.  */
-       bus_dmamap_sync(rdev->ddev->dmat, rdev->gart.rg_table_map, i*4, 4,
-           BUS_DMASYNC_PREWRITE);
-#endif
        gtt[i] = entry;
-#ifdef __NetBSD__              /* XXX Batch syncs for batch GART updates.  */
-       bus_dmamap_sync(rdev->ddev->dmat, rdev->gart.rg_table_map, i*4, 4,
-           BUS_DMASYNC_POSTWRITE);
-#endif
        return 0;
 }