From: Ben Skeggs <bskeggs@redhat.com>
Date: Wed, 3 Mar 2010 23:52:47 +0000 (+1000)
Subject: nv50: avoid unnecessary vp/gp/fp state changes
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=0e6af1fcaaca6be94a1a0aba287a569299e27295;p=mesa.git

nv50: avoid unnecessary vp/gp/fp state changes
---

diff --git a/src/gallium/drivers/nv50/nv50_program.c b/src/gallium/drivers/nv50/nv50_program.c
index 50bb982076e..c857816b31a 100644
--- a/src/gallium/drivers/nv50/nv50_program.c
+++ b/src/gallium/drivers/nv50/nv50_program.c
@@ -4286,6 +4286,9 @@ nv50_vertprog_validate(struct nv50_context *nv50)
 	nv50_program_validate_data(nv50, p);
 	nv50_program_validate_code(nv50, p);
 
+	if (!(nv50->dirty & NV50_NEW_VERTPROG))
+		return NULL;
+
 	so = so_new(5, 7, 2);
 	so_method(so, tesla, NV50TCL_VP_ADDRESS_HIGH, 2);
 	so_reloc (so, p->bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD |
@@ -4320,6 +4323,9 @@ nv50_fragprog_validate(struct nv50_context *nv50)
 	nv50_program_validate_data(nv50, p);
 	nv50_program_validate_code(nv50, p);
 
+	if (!(nv50->dirty & NV50_NEW_FRAGPROG))
+		return NULL;
+
 	so = so_new(6, 7, 2);
 	so_method(so, tesla, NV50TCL_FP_ADDRESS_HIGH, 2);
 	so_reloc (so, p->bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD |
@@ -4355,6 +4361,9 @@ nv50_geomprog_validate(struct nv50_context *nv50)
 	nv50_program_validate_data(nv50, p);
 	nv50_program_validate_code(nv50, p);
 
+	if (!(nv50->dirty & NV50_NEW_GEOMPROG))
+		return NULL;
+
 	so = so_new(6, 7, 2);
 	so_method(so, tesla, NV50TCL_GP_ADDRESS_HIGH, 2);
 	so_reloc (so, p->bo, 0, NOUVEAU_BO_VRAM | NOUVEAU_BO_RD |