Message ID | 1461060455-14098-3-git-send-email-chris@chris-wilson.co.uk (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 19/04/16 11:07, Chris Wilson wrote: > 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@chris-wilson.co.uk> > --- > 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; > > Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com> Regards, Tvrtko
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;
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@chris-wilson.co.uk> --- 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(-)