diff options
| author | Aapo Tahkola <aet@rasterburn.org> | 2006-04-26 11:36:27 +0000 |
|---|---|---|
| committer | Aapo Tahkola <aet@rasterburn.org> | 2006-04-26 11:36:27 +0000 |
| commit | d44c3e647fe99a3aa1175fcbd6a2179d7d1f17fb (patch) | |
| tree | 5054582a41c8e7dd248d8177ba508ea4ef4dbe52 /src/mesa/drivers/dri | |
| parent | a4ebd5f684768843a185e444eb41d0e1dfa56953 (diff) | |
R300_SPAN_DISABLE_LOCKING env var
Diffstat (limited to 'src/mesa/drivers/dri')
| -rw-r--r-- | src/mesa/drivers/dri/r300/r300_context.h | 1 | ||||
| -rw-r--r-- | src/mesa/drivers/dri/r300/radeon_span.c | 28 |
2 files changed, 27 insertions, 2 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_context.h b/src/mesa/drivers/dri/r300/r300_context.h index 65bf9964df..7ff805fd5d 100644 --- a/src/mesa/drivers/dri/r300/r300_context.h +++ b/src/mesa/drivers/dri/r300/r300_context.h @@ -830,6 +830,7 @@ struct r300_context { #endif GLboolean texmicrotile; + GLboolean span_dlocking; }; struct r300_buffer_object { diff --git a/src/mesa/drivers/dri/r300/radeon_span.c b/src/mesa/drivers/dri/r300/radeon_span.c index d77c5a3903..f7c0756217 100644 --- a/src/mesa/drivers/dri/r300/radeon_span.c +++ b/src/mesa/drivers/dri/r300/radeon_span.c @@ -252,19 +252,43 @@ do { \ static void radeonSpanRenderStart( GLcontext *ctx ) { radeonContextPtr rmesa = RADEON_CONTEXT( ctx ); + { + static int first = 1; + r300ContextPtr r300 = rmesa; + + if (first) { + r300->span_dlocking = getenv("R300_SPAN_DISABLE_LOCKING") ? 1 : 0; + if (r300->span_dlocking == 0) { + fprintf(stderr, "Try R300_SPAN_DISABLE_LOCKING env var if this hangs.\n"); + fflush(stderr); + sleep(1); + } + first = 0; + } + + if (r300->span_dlocking) { + r300Flush(ctx); + LOCK_HARDWARE( rmesa ); + radeonWaitForIdleLocked( rmesa ); + UNLOCK_HARDWARE( rmesa ); + + return; + } + } // R300_FIREVERTICES( rmesa ); // old code has flush r300Flush(ctx); LOCK_HARDWARE( rmesa ); radeonWaitForIdleLocked( rmesa ); - UNLOCK_HARDWARE( rmesa ); } static void radeonSpanRenderFinish( GLcontext *ctx ) { radeonContextPtr rmesa = RADEON_CONTEXT( ctx ); + r300ContextPtr r300 = rmesa; _swrast_flush( ctx ); - //UNLOCK_HARDWARE( rmesa ); + if (r300->span_dlocking == 0) + UNLOCK_HARDWARE( rmesa ); } void radeonInitSpanFuncs( GLcontext *ctx ) |