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r600g: add context control to start of CS

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On my original R600 card this at least lets gnome shell run for a while longer
and the piglit r300-readcache test case works a lot more reliably.

Still a few more stability issues running a piglit test run though.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2011-05-31 15:33:07 +10:00
parent 65ee7cd1df
commit 0cdd82df53
1 changed files with 13 additions and 0 deletions
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13
src/gallium/winsys/r600/drm/r600_hw_context.c
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@ -40,6 +40,13 @@
#define GROUP_FORCE_NEW_BLOCK 0
static void r600_init_cs(struct r600_context *ctx)
{
ctx->pm4[ctx->pm4_cdwords++] = PKT3(PKT3_CONTEXT_CONTROL, 1, 0);
ctx->pm4[ctx->pm4_cdwords++] = 0x80000000;
ctx->pm4[ctx->pm4_cdwords++] = 0x80000000;
}
static void INLINE r600_context_update_fenced_list(struct r600_context *ctx)
{
for (int i = 0; i < ctx->creloc; i++) {
@ -780,6 +787,9 @@ int r600_context_init(struct r600_context *ctx, struct radeon *radeon)
r = -ENOMEM;
goto out_err;
}
if (ctx->radeon->family == CHIP_R600)
r600_init_cs(ctx);
/* save 16dwords space for fence mecanism */
ctx->pm4_ndwords -= 16;
@ -1385,6 +1395,9 @@ void r600_context_flush(struct r600_context *ctx)
ctx->pm4_cdwords = 0;
ctx->flags = 0;
if (ctx->radeon->family == CHIP_R600)
r600_init_cs(ctx);
/* resume queries */
r600_context_queries_resume(ctx);