Close some races with locking on R100 and R200 which could manifest as rendering

[mesa.git] / src / mesa / drivers / dri / radeon / radeon_tcl.c

diff --git a/src/mesa/drivers/dri/radeon/radeon_tcl.c b/src/mesa/drivers/dri/radeon/radeon_tcl.c
index ffa09d15dacf55d0afe1a88eb39d0fb0d2e99cb6..6e294d2395c9fd3344fa079b057accc2b3b80ada 100644 (file)
--- a/src/mesa/drivers/dri/radeon/radeon_tcl.c
+++ b/src/mesa/drivers/dri/radeon/radeon_tcl.c
@@ -149,6 +149,9 @@ static GLushort *radeonAllocElts( radeonContextPtr rmesa, GLuint nr )
    if (rmesa->dma.flush)
       rmesa->dma.flush( rmesa );
 
+   radeonEnsureCmdBufSpace(rmesa, AOS_BUFSZ(rmesa->tcl.nr_aos_components) +
+                          rmesa->hw.max_state_size + ELTS_BUFSZ(nr));
+
    radeonEmitAOS( rmesa,
                rmesa->tcl.aos_components,
                rmesa->tcl.nr_aos_components, 0 );
@@ -175,6 +178,9 @@ static void EMIT_PRIM( GLcontext *ctx,
    radeonContextPtr rmesa = RADEON_CONTEXT( ctx );
    radeonTclPrimitive( ctx, prim, hwprim );
    
+   radeonEnsureCmdBufSpace( rmesa, AOS_BUFSZ(rmesa->tcl.nr_aos_components) +
+                           rmesa->hw.max_state_size + VBUF_BUFSZ );
+
    radeonEmitAOS( rmesa,
                  rmesa->tcl.aos_components,
                  rmesa->tcl.nr_aos_components,
@@ -282,7 +288,7 @@ static GLboolean radeon_run_tcl_render( GLcontext *ctx,
    radeonContextPtr rmesa = RADEON_CONTEXT(ctx);
    TNLcontext *tnl = TNL_CONTEXT(ctx);
    struct vertex_buffer *VB = &tnl->vb;
-   GLuint i,flags = 0,length;
+   GLuint i;
 
    /* TODO: separate this from the swtnl pipeline 
     */