Since we do the l3-remap on context switch, we can remove the redundant
early call to set the mapping prior to performing the first context
switch.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_drv.h | 1 -
drivers/gpu/drm/i915/i915_gem.c | 10 +---------
drivers/gpu/drm/i915/i915_gem_context.c | 4 ++--
3 files changed, 3 insertions(+), 12 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index bfcaf98f2ed7..5b2a9f1bcd96 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -3155,7 +3155,6 @@ bool i915_gem_clflush_object(struct drm_i915_gem_object *obj, bool force);
int __must_check i915_gem_init(struct drm_device *dev);
int i915_gem_init_engines(struct drm_device *dev);
int __must_check i915_gem_init_hw(struct drm_device *dev);
-int i915_gem_l3_remap(struct drm_i915_gem_request *req, int slice);
void i915_gem_init_swizzling(struct drm_device *dev);
void i915_gem_cleanup_engines(struct drm_device *dev);
int __must_check i915_gpu_idle(struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 59419f10e76a..a0f485a1576b 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4833,7 +4833,7 @@ i915_gem_init_hw(struct drm_device *dev)
{
struct drm_i915_private *dev_priv = dev->dev_private;
struct intel_engine_cs *engine;
- int ret, j;
+ int ret;
if (INTEL_INFO(dev)->gen < 6 && !intel_enable_gtt())
return -EIO;
@@ -4915,14 +4915,6 @@ i915_gem_init_hw(struct drm_device *dev)
break;
}
- if (engine->id == RCS) {
- for (j = 0; j < NUM_L3_SLICES(dev); j++) {
- ret = i915_gem_l3_remap(req, j);
- if (ret)
- goto err_request;
- }
- }
-
ret = i915_ppgtt_init_ring(req);
if (ret)
goto err_request;
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c
index b47ed8b6f4be..e02a22d056cc 100644
--- a/drivers/gpu/drm/i915/i915_gem_context.c
+++ b/drivers/gpu/drm/i915/i915_gem_context.c
@@ -643,7 +643,7 @@ mi_set_context(struct drm_i915_gem_request *req, u32 hw_flags)
return ret;
}
-int i915_gem_l3_remap(struct drm_i915_gem_request *req, int slice)
+static int remap_l3(struct drm_i915_gem_request *req, int slice)
{
u32 *remap_info = req->i915->l3_parity.remap_info[slice];
struct intel_engine_cs *engine = req->engine;
@@ -841,7 +841,7 @@ static int do_rcs_switch(struct drm_i915_gem_request *req)
if (!(to->remap_slice & (1<<i)))
continue;
- ret = i915_gem_l3_remap(req, i);
+ ret = remap_l3(req, i);
if (ret)
return ret;
--
2.8.0.rc3
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