linux_dsm_epyc7002/drivers/gpu
Chris Wilson 72aa0d899a drm/i915/guc: Cache the client mapping
Use i915_gem_object_pin_map() for the guc client's lifetime to replace
the peristent kmap + frequent kmap_atomic with a permanent vmapping.
This avoids taking the obj->mm.lock mutex whilst inside irq context
later.

Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=98571
Fixes: 96d7763452 ("drm/i915: Use a radixtree for random access...");
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20161102175051.29163-9-chris@chris-wilson.co.uk
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
2016-11-03 19:57:43 +00:00
..
drm drm/i915/guc: Cache the client mapping 2016-11-03 19:57:43 +00:00
host1x drm/tegra: dsi: Enhance runtime power management 2016-08-24 15:58:57 +02:00
ipu-v3 gpu: Remove depends on RESET_CONTROLLER when not a provider 2016-10-19 09:26:15 +02:00
vga drivers/gpu/vga: allocate vga_arb_write() buffer on stack 2016-10-17 08:21:14 +02:00
Makefile