On 9/29/2017 3:25 AM, Joonas Lahtinen wrote:
On Thu, 2017-09-28 at 16:47 -0700, Michel Thierry wrote:
On 28/09/17 15:40, Oscar Mateo wrote:
RING_FORCE_TO_NONPRIV registers do not live in the logical context. They are
simply
global privileged MMIO registers that happen to be powercontext saved and
restored
(meaning only they can survive RC6). Therefore, there is absolutely no need to
save
them so that they can be restored everytime we create a new logical context.
Suggested-by: Chris Wilson <ch...@chris-wilson.co.uk>
Signed-off-by: Oscar Mateo <oscar.ma...@intel.com>
Cc: Mika Kuoppala <mika.kuopp...@linux.intel.com>
---
drivers/gpu/drm/i915/intel_engine_cs.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c
b/drivers/gpu/drm/i915/intel_engine_cs.c
index a28e2a8..a75f5e8 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -845,8 +845,8 @@ static int wa_ring_whitelist_reg(struct intel_engine_cs
*engine,
if (WARN_ON(index >= RING_MAX_NONPRIV_SLOTS))
return -EINVAL;
- WA_WRITE(RING_FORCE_TO_NONPRIV(engine->mmio_base, index),
- i915_mmio_reg_offset(reg));
+ I915_WRITE(RING_FORCE_TO_NONPRIV(engine->mmio_base, index),
+ i915_mmio_reg_offset(reg));
wa->hw_whitelist_count[engine->id]++;
return 0;
--
1.9.1
I see RCS_FORCE_TO_NONPRIV in "Render Engine *Power* Context" and not in
the "Register State Context", so
Acked-by: Michel Thierry <michel.thie...@intel.com>
You reviewed the spec and the code, so should be Reviewed-by :)
Then this could be merged, too.
Regards, Joonas
I thought Chris would be adding his. Swap my acked-by to,
Reviewed-by: Michel Thierry <michel.thie...@intel.com>
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