radeon: fix r100/r200 polygon stipple under kms

There really need to use state emits under kms, otherwise
we end up with some dwords in the command buffer before we've
ever emitted any useful state.

Signed-off-by: Dave Airlie <airlied@redhat.com>

3 files changed, 31 insertions, 1 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_context.h b/src/mesa/drivers/dri/r200/r200_context.h
index c5dccf0a75..246f98c6dc 100644
--- a/src/mesa/drivers/dri/r200/r200_context.h
+++ b/src/mesa/drivers/dri/r200/r200_context.h
@@ -479,6 +479,11 @@ struct r200_texture_state {
 #define R200_QUERYOBJ_DATA_0 1
 #define R200_QUERYOBJ_CMDSIZE  2
 
+#define STP_CMD_0 0
+#define STP_DATA_0 1
+#define STP_CMD_1 2
+#define STP_STATE_SIZE 35
+
 struct r200_hw_state {
    /* Hardware state, stored as cmdbuf commands:  
     *   -- Need to doublebuffer for
@@ -521,6 +526,7 @@ struct r200_hw_state {
    struct radeon_state_atom atf;
    struct radeon_state_atom spr;
    struct radeon_state_atom ptp;
+   struct radeon_state_atom stp;
 };
 
 struct r200_state {
diff --git a/src/mesa/drivers/dri/r200/r200_state.c b/src/mesa/drivers/dri/r200/r200_state.c
index fea7681c8a..76852e315c 100644
--- a/src/mesa/drivers/dri/r200/r200_state.c
+++ b/src/mesa/drivers/dri/r200/r200_state.c
@@ -2466,6 +2466,21 @@ static void r200WrapRunPipeline( GLcontext *ctx )
 }
 
 
+static void r200PolygonStipple( GLcontext *ctx, const GLubyte *mask )
+{
+   r200ContextPtr r200 = R200_CONTEXT(ctx);
+   GLint i;
+
+   radeon_firevertices(&r200->radeon);
+
+   R200_STATECHANGE(r200, stp);
+
+   /* Must flip pattern upside down.
+    */
+   for ( i = 31 ; i >= 0; i--) {
+     r200->hw.stp.cmd[3 + i] = ((GLuint *) mask)[i];
+   }
+}
 /* Initialize the driver's state functions.
  */
 void r200InitStateFuncs( struct dd_function_table *functions, GLboolean dri2 )
@@ -2503,7 +2518,7 @@ void r200InitStateFuncs( struct dd_function_table *functions, GLboolean dri2 )
    functions->PolygonMode		= r200PolygonMode;
    functions->PolygonOffset		= r200PolygonOffset;
    if (dri2)
-      functions->PolygonStipple		= radeonPolygonStipple;
+      functions->PolygonStipple		= r200PolygonStipple;
    else
       functions->PolygonStipple		= radeonPolygonStipplePreKMS;
    functions->PointParameterfv		= r200PointParameter;
diff --git a/src/mesa/drivers/dri/r200/r200_state_init.c b/src/mesa/drivers/dri/r200/r200_state_init.c
index 3e0cebaa07..7697306d88 100644
--- a/src/mesa/drivers/dri/r200/r200_state_init.c
+++ b/src/mesa/drivers/dri/r200/r200_state_init.c
@@ -885,6 +885,10 @@ void r200InitState( r200ContextPtr rmesa )
          }
       }
    }
+   /* polygon stipple is done with irq for non-kms */
+   if (rmesa->radeon.radeonScreen->kernel_mm) {
+       ALLOC_STATE( stp, always, STP_STATE_SIZE, "STP/stp", 0 );
+   }
 
    for (i = 0; i < 6; i++)
       if (rmesa->radeon.radeonScreen->kernel_mm)
@@ -1117,6 +1121,11 @@ void r200InitState( r200ContextPtr rmesa )
    rmesa->hw.sci.cmd[SCI_CMD_2] = CP_PACKET0(R200_RE_WIDTH_HEIGHT, 0);
 
    if (rmesa->radeon.radeonScreen->kernel_mm) {
+
+	rmesa->hw.stp.cmd[STP_CMD_0] = CP_PACKET0(RADEON_RE_STIPPLE_ADDR, 0);
+	rmesa->hw.stp.cmd[STP_DATA_0] = 0;
+	rmesa->hw.stp.cmd[STP_CMD_1] = CP_PACKET0_ONE(RADEON_RE_STIPPLE_DATA, 31);
+
         rmesa->hw.mtl[0].emit = mtl_emit;
         rmesa->hw.mtl[1].emit = mtl_emit;