From f46c19d965fb05a49d361aa251e37b5ef32dd839 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <darktama@iinet.net.au>
Date: Tue, 6 Feb 2007 13:49:39 +1100
Subject: nouveau: a couple of NV3x fixes

---
 src/mesa/drivers/dri/nouveau/nouveau_context.h |  1 +
 src/mesa/drivers/dri/nouveau/nouveau_shader.c  | 19 +++++++++++++++++++
 src/mesa/drivers/dri/nouveau/nv10_swtcl.c      | 10 ++++++++++
 src/mesa/drivers/dri/nouveau/nv30_fragprog.c   | 15 ++++++++++++---
 src/mesa/drivers/dri/nouveau/nv30_state.c      |  5 +++--
 5 files changed, 45 insertions(+), 5 deletions(-)

(limited to 'src/mesa/drivers/dri')

diff --git a/src/mesa/drivers/dri/nouveau/nouveau_context.h b/src/mesa/drivers/dri/nouveau/nouveau_context.h
index c1d06654ee..f61fcbb48c 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_context.h
+++ b/src/mesa/drivers/dri/nouveau/nouveau_context.h
@@ -159,6 +159,7 @@ typedef struct nouveau_context {
 	nouveauShader *current_fragprog;
 	nouveauShader *current_vertprog;
 	nouveauShader *passthrough_vp;
+	nouveauShader *passthrough_fp;
 
 	nouveauScreenRec *screen;
 	drm_nouveau_sarea_t *sarea;
diff --git a/src/mesa/drivers/dri/nouveau/nouveau_shader.c b/src/mesa/drivers/dri/nouveau/nouveau_shader.c
index c78b72bd11..ba471325aa 100644
--- a/src/mesa/drivers/dri/nouveau/nouveau_shader.c
+++ b/src/mesa/drivers/dri/nouveau/nouveau_shader.c
@@ -220,6 +220,21 @@ nvsBuildPassthroughVP(GLcontext *ctx)
 					      vp_text);
 }
 
+static void
+nvsBuildPassthroughFP(GLcontext *ctx)
+{
+	nouveauContextPtr nmesa = NOUVEAU_CONTEXT(ctx);
+
+	const char *fp_text =
+		"!!ARBfp1.0\n"
+		"MOV result.color, fragment.color;\n"
+		"END";
+
+	nmesa->passthrough_fp = nvsBuildTextShader(ctx,
+						   GL_FRAGMENT_PROGRAM_ARB,
+						   fp_text);
+}
+
 void
 nouveauShaderInitFuncs(GLcontext * ctx)
 {
@@ -249,6 +264,10 @@ nouveauShaderInitFuncs(GLcontext * ctx)
    if (nmesa->screen->card->type >= NV_40)
       nvsBuildPassthroughVP(ctx);
 
+   /* Needed on NV30, even when using swtcl, if you want to get colours */
+   if (nmesa->screen->card->type >= NV_30)
+      nvsBuildPassthroughFP(ctx);
+
    ctx->Const.VertexProgram.MaxNativeInstructions    = nmesa->VPfunc.MaxInst;
    ctx->Const.VertexProgram.MaxNativeAluInstructions = nmesa->VPfunc.MaxInst;
    ctx->Const.VertexProgram.MaxNativeTexInstructions = nmesa->VPfunc.MaxInst;
diff --git a/src/mesa/drivers/dri/nouveau/nv10_swtcl.c b/src/mesa/drivers/dri/nouveau/nv10_swtcl.c
index eec67bd805..32da40661b 100644
--- a/src/mesa/drivers/dri/nouveau/nv10_swtcl.c
+++ b/src/mesa/drivers/dri/nouveau/nv10_swtcl.c
@@ -527,6 +527,16 @@ static void nv10ChooseVertexState( GLcontext *ctx )
 		nv10OutputVertexFormat(nmesa);
 	}
 
+	if (nmesa->screen->card->type == NV_30) {
+		nouveauShader *fp;
+		
+		if (ctx->FragmentProgram.Enabled) {
+			fp = (nouveauShader *) ctx->FragmentProgram.Current;
+			nvsUpdateShader(ctx, fp);
+		} else
+			nvsUpdateShader(ctx, nmesa->passthrough_fp);
+	}
+
 	if (nmesa->screen->card->type >= NV_40) {
 		/* Ensure passthrough shader is being used, and mvp matrix
 		 * is up to date
diff --git a/src/mesa/drivers/dri/nouveau/nv30_fragprog.c b/src/mesa/drivers/dri/nouveau/nv30_fragprog.c
index f868ec9293..e32452361e 100644
--- a/src/mesa/drivers/dri/nouveau/nv30_fragprog.c
+++ b/src/mesa/drivers/dri/nouveau/nv30_fragprog.c
@@ -46,9 +46,18 @@ NV30FPUploadToHW(GLcontext *ctx, nouveauShader *nvs)
     */
    BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_FP_ACTIVE_PROGRAM, 1);
    OUT_RING       (offset | 1);
-   BEGIN_RING_SIZE(NvSub3D, 0x1d60 /*NV30_TCL_PRIMITIVE_3D_FP_CONTROL*/, 1);
-   OUT_RING       ((priv->NV30FP.uses_kil <<  7) |
-		   (priv->NV30FP.num_regs << 24));
+   if (nmesa->screen->card->type == NV_30) {  
+	   BEGIN_RING_SIZE(NvSub3D,
+			   0x1d60 /*NV30_TCL_PRIMITIVE_3D_FP_CONTROL*/, 1);
+	   OUT_RING       ((priv->NV30FP.uses_kil << 7));
+	   BEGIN_RING_SIZE(NvSub3D, 0x1450, 1);
+	   OUT_RING       (priv->NV30FP.num_regs << 16);
+   } else {
+	   BEGIN_RING_SIZE(NvSub3D,
+			   0x1d60 /*NV30_TCL_PRIMITIVE_3D_FP_CONTROL*/, 1);
+	   OUT_RING       ((priv->NV30FP.uses_kil <<  7) |
+			   (priv->NV30FP.num_regs << 24));
+   }
 }
 
 static void
diff --git a/src/mesa/drivers/dri/nouveau/nv30_state.c b/src/mesa/drivers/dri/nouveau/nv30_state.c
index 96a07fd536..ad21fa2730 100644
--- a/src/mesa/drivers/dri/nouveau/nv30_state.c
+++ b/src/mesa/drivers/dri/nouveau/nv30_state.c
@@ -811,8 +811,6 @@ static GLboolean nv30InitCard(nouveauContextPtr nmesa)
 	OUT_RING(0);
 	BEGIN_RING_SIZE(NvSub3D, 0x1d80, 1);
 	OUT_RING(3);
-	BEGIN_RING_SIZE(NvSub3D, 0x1450, 1);
-	OUT_RING(0x00030004);
 	
 	/* NEW */
        	BEGIN_RING_SIZE(NvSub3D, 0x1e98, 1);
@@ -840,6 +838,9 @@ static GLboolean nv30InitCard(nouveauContextPtr nmesa)
         BEGIN_RING_SIZE(NvSub3D, 0x1d88, 1);
         OUT_RING(0x00001200);
 
+	BEGIN_RING_SIZE(NvSub3D, NV30_TCL_PRIMITIVE_3D_RC_ENABLE, 1);
+	OUT_RING       (0);
+
 	return GL_TRUE;
 }
 
-- 
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