On Mon, May 07, 2018 at 03:36:54PM +0300, Pohjolainen, Topi wrote:
> On Thu, May 03, 2018 at 12:03:55PM -0700, Nanley Chery wrote:
> > We're going to delete intel_miptree_alloc_ccs() in the next commit. With
> > that in mind, replace the use of this function in
> > do_single_blorp_clear() with intel_miptree_alloc_aux() and move the
> > delayed allocation logic to it's callers.
> > ---
> > src/mesa/drivers/dri/i965/brw_blorp.c | 2 +-
> > src/mesa/drivers/dri/i965/intel_mipmap_tree.c | 19 ++++++-------------
> > src/mesa/drivers/dri/i965/intel_mipmap_tree.h | 2 +-
> > 3 files changed, 8 insertions(+), 15 deletions(-)
> >
> > diff --git a/src/mesa/drivers/dri/i965/brw_blorp.c
> > b/src/mesa/drivers/dri/i965/brw_blorp.c
> > index ba14136edc6..e6eedf3cedc 100644
> > --- a/src/mesa/drivers/dri/i965/brw_blorp.c
> > +++ b/src/mesa/drivers/dri/i965/brw_blorp.c
> > @@ -1209,7 +1209,7 @@ do_single_blorp_clear(struct brw_context *brw, struct
> > gl_framebuffer *fb,
> > */
> > if (can_fast_clear && !irb->mt->aux_buf) {
> > assert(irb->mt->aux_usage == ISL_AUX_USAGE_CCS_D);
> > - if (!intel_miptree_alloc_ccs(brw, irb->mt)) {
> > + if (!intel_miptree_alloc_aux(brw, irb->mt)) {
> > /* There are a few reasons in addition to out-of-memory, that can
> > * cause intel_miptree_alloc_non_msrt_mcs to fail. Try to
> > recover by
> > * falling back to non-fast clear.
> > diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
> > b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
> > index 1de381141ea..84be7c07c6f 100644
> > --- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
> > +++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.c
> > @@ -59,10 +59,6 @@ static void *intel_miptree_map_raw(struct brw_context
> > *brw,
> >
> > static void intel_miptree_unmap_raw(struct intel_mipmap_tree *mt);
> >
> > -static bool
> > -intel_miptree_alloc_aux(struct brw_context *brw,
> > - struct intel_mipmap_tree *mt);
> > -
> > static bool
> > intel_miptree_supports_mcs(struct brw_context *brw,
> > const struct intel_mipmap_tree *mt)
> > @@ -791,7 +787,8 @@ intel_miptree_create(struct brw_context *brw,
> >
> > mt->offset = 0;
> >
> > - if (!intel_miptree_alloc_aux(brw, mt)) {
> > + if (mt->aux_usage != ISL_AUX_USAGE_CCS_D &&
> > + !intel_miptree_alloc_aux(brw, mt)) {
> > intel_miptree_release(&mt);
> > return NULL;
> > }
> > @@ -882,7 +879,8 @@ intel_miptree_create_for_bo(struct brw_context *brw,
> > if (!(flags & MIPTREE_CREATE_NO_AUX)) {
> > intel_miptree_choose_aux_usage(brw, mt);
> >
> > - if (!intel_miptree_alloc_aux(brw, mt)) {
> > + if (mt->aux_usage != ISL_AUX_USAGE_CCS_D &&
> > + !intel_miptree_alloc_aux(brw, mt)) {
> > intel_miptree_release(&mt);
> > return NULL;
> > }
> > @@ -1781,7 +1779,7 @@ intel_miptree_alloc_mcs(struct brw_context *brw,
> > return true;
> > }
> >
> > -bool
> > +static bool
> > intel_miptree_alloc_ccs(struct brw_context *brw,
> > struct intel_mipmap_tree *mt)
> > {
> > @@ -1902,7 +1900,7 @@ intel_miptree_alloc_hiz(struct brw_context *brw,
> > * create the auxiliary surfaces up-front. CCS_D, on the other hand, can
> > only
> > * compress clear color so we wait until an actual fast-clear to allocate
> > it.
>
> I started wondering if we should duplicate this piece of comment in the
> callers as they now make that decision?
>
That's a good idea.
/* Create the auxiliary surface up-front. CCS_D, on the other hand,
* can only compress clear color so we wait until an actual
* fast-clear to allocate it.
*/
-Nanley
> > */
> > -static bool
> > +bool
> > intel_miptree_alloc_aux(struct brw_context *brw,
> > struct intel_mipmap_tree *mt)
> > {
> > @@ -1924,11 +1922,6 @@ intel_miptree_alloc_aux(struct brw_context *brw,
> > return true;
> >
> > case ISL_AUX_USAGE_CCS_D:
> > - /* Since CCS_D can only compress clear color so we wait until an
> > actual
> > - * fast-clear to allocate it.
> > - */
> > - return true;
> > -
> > case ISL_AUX_USAGE_CCS_E:
> > assert(_mesa_is_format_color_format(mt->format));
> > assert(mt->surf.samples == 1);
> > diff --git a/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
> > b/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
> > index 8cea562dfa4..9a5d97bf348 100644
> > --- a/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
> > +++ b/src/mesa/drivers/dri/i965/intel_mipmap_tree.h
> > @@ -379,7 +379,7 @@ struct intel_mipmap_tree
> > };
> >
> > bool
> > -intel_miptree_alloc_ccs(struct brw_context *brw,
> > +intel_miptree_alloc_aux(struct brw_context *brw,
> > struct intel_mipmap_tree *mt);
> >
> > enum intel_miptree_create_flags {
> > --
> > 2.16.2
> >
> > _______________________________________________
> > mesa-dev mailing list
> > [email protected]
> > https://lists.freedesktop.org/mailman/listinfo/mesa-dev
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