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(parent: 27641c3) | patch
drm/ttm: Add a bo list reserve fastpath (v2)
authorDave Airlie <airlied@redhat.com>
Mon, 22 Nov 2010 03:24:40 +0000 (13:24 +1000)
committerDave Airlie <airlied@redhat.com>
Mon, 22 Nov 2010 03:24:40 +0000 (13:24 +1000)
commitd6ea88865d3e5b0c62040531310c1f2c6a994f46
treeb80a7cbc6eeab003b412e3037fd335ce9d572f67tree | snapshot
parent27641c3f003e7f3b6585c01d8a788883603eb262commit | diff
drm/ttm: Add a bo list reserve fastpath (v2)

Makes it possible to reserve a list of buffer objects with a single
spin lock / unlock if there is no contention.
Should improve cpu usage on SMP kernels.

v2: Initialize private list members on reserve and don't call
ttm_bo_list_ref_sub() with zero put_count.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/ttm/ttm_bo.c diff | blob | history
drivers/gpu/drm/ttm/ttm_execbuf_util.c diff | blob | history
include/drm/ttm/ttm_bo_api.h diff | blob | history
include/drm/ttm/ttm_bo_driver.h diff | blob | history
include/drm/ttm/ttm_execbuf_util.h diff | blob | history
Domain: System / Uncategorized;