linux-toradex.git/include/drm/ttm/ttm_execbuf_util.h, branch tegra-next Linux kernel for Apalis and Colibri modules drm/ttm/vmwgfx: Have TTM manage the validation sequence. 2010-11-22T03:25:21+00:00 Thomas Hellstrom thellstrom@vmware.com 2010-11-17T12:28:31+00:00 65705962025df490d13df59ec57c5329d1bd0a16 Rather than having the driver supply the validation sequence, leave that responsibility to TTM. This saves some confusion and a function argument. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com> 
Rather than having the driver supply the validation sequence, leave that
responsibility to TTM. This saves some confusion and a function argument.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drm/ttm: Improved fencing of buffer object lists 2010-11-22T03:25:20+00:00 Thomas Hellstrom thellstrom@vmware.com 2010-11-17T12:28:30+00:00 95762c2b34069bf4adb7929969f1f5f5fc8a38df Drastically reduce the number of spin lock / unlock operations by performing unreserving and fencing under global locks. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Reviewed-by: Jerome Glisse <j.glisse@redhat.com> Signed-off-by: Dave Airlie <airlied@redhat.com> 
Drastically reduce the number of spin lock / unlock operations by performing
unreserving and fencing under global locks.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Reviewed-by: Jerome Glisse <j.glisse@redhat.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drm/ttm: Add a bo list reserve fastpath (v2) 2010-11-22T03:24:40+00:00 Dave Airlie airlied@redhat.com 2010-11-22T03:24:40+00:00 d6ea88865d3e5b0c62040531310c1f2c6a994f46 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> 
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>
drm/ttm: Add TTM execbuf utilities. 2009-12-07T05:22:05+00:00 Thomas Hellstrom thellstrom@vmware.com 2009-12-06T20:46:26+00:00 c078aa2fc4d8e022c3b611e07b25ff77afdf9b73 Utilities to reserve, unreserve and fence a list of TTM buffer objects in a deadlock-safe manner. Used by the vmwgfx driver. Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com> Signed-off-by: Dave Airlie <airlied@redhat.com> 
Utilities to reserve, unreserve and fence a list of TTM
buffer objects in a deadlock-safe manner.

Used by the vmwgfx driver.

Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>