[Mesa-dev] [PATCH 1/2] nv50, nvc0: actually check constbufs for invalidation

Ilia Mirkin imirkin at alum.mit.edu
Sat Nov 15 16:48:56 PST 2014


The number of vertex buffers has nothing to do with the number of bound
constbufs.

Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
Cc: "10.4 10.3" <mesa-stable at lists.freedesktop.org>
---
 src/gallium/drivers/nouveau/nv50/nv50_context.c | 5 +++--
 src/gallium/drivers/nouveau/nvc0/nvc0_context.c | 4 +++-
 2 files changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/gallium/drivers/nouveau/nv50/nv50_context.c b/src/gallium/drivers/nouveau/nv50/nv50_context.c
index 07f6378..5e907d7 100644
--- a/src/gallium/drivers/nouveau/nv50/nv50_context.c
+++ b/src/gallium/drivers/nouveau/nv50/nv50_context.c
@@ -214,8 +214,9 @@ nv50_invalidate_resource_storage(struct nouveau_context *ctx,
 
    if (res->bind & PIPE_BIND_CONSTANT_BUFFER) {
       for (s = 0; s < 3; ++s) {
-      assert(nv50->num_vtxbufs <= NV50_MAX_PIPE_CONSTBUFS);
-      for (i = 0; i < nv50->num_vtxbufs; ++i) {
+      for (i = 0; i < NV50_MAX_PIPE_CONSTBUFS; ++i) {
+         if (!(nv50->constbuf_valid[s] & (1 << i)))
+            continue;
          if (!nv50->constbuf[s][i].user &&
              nv50->constbuf[s][i].u.buf == res) {
             nv50->dirty |= NV50_NEW_CONSTBUF;
diff --git a/src/gallium/drivers/nouveau/nvc0/nvc0_context.c b/src/gallium/drivers/nouveau/nvc0/nvc0_context.c
index b33a673..49a46ea 100644
--- a/src/gallium/drivers/nouveau/nvc0/nvc0_context.c
+++ b/src/gallium/drivers/nouveau/nvc0/nvc0_context.c
@@ -232,7 +232,9 @@ nvc0_invalidate_resource_storage(struct nouveau_context *ctx,
 
    if (res->bind & PIPE_BIND_CONSTANT_BUFFER) {
       for (s = 0; s < 5; ++s) {
-      for (i = 0; i < nvc0->num_vtxbufs; ++i) {
+      for (i = 0; i < NVC0_MAX_PIPE_CONSTBUFS; ++i) {
+         if (!(nvc0->constbuf_valid[s] & (1 << i)))
+            continue;
          if (!nvc0->constbuf[s][i].user &&
              nvc0->constbuf[s][i].u.buf == res) {
             nvc0->dirty |= NVC0_NEW_CONSTBUF;
-- 
2.0.4



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