diff options
| author | Mathias Fröhlich <Mathias.Froehlich@web.de> | 2011-01-23 22:16:56 +0100 |
|---|---|---|
| committer | Alex Deucher <alexdeucher@gmail.com> | 2011-01-25 14:18:19 -0500 |
| commit | e7ec53273547335863b2377bea9d35aa9c114c6b (patch) | |
| tree | 7badb4cd6ff492833ad83925b01a46976079fa20 | |
| parent | b55fd961e1eeedbef12e95d5362453c4e0047c91 (diff) | |
r600g: Implement asyncronous query results.
| -rw-r--r-- | src/gallium/winsys/r600/drm/r600_hw_context.c | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/src/gallium/winsys/r600/drm/r600_hw_context.c b/src/gallium/winsys/r600/drm/r600_hw_context.c index a589ef8ae1..96e409015c 100644 --- a/src/gallium/winsys/r600/drm/r600_hw_context.c +++ b/src/gallium/winsys/r600/drm/r600_hw_context.c @@ -1247,13 +1247,19 @@ out_err: bof_decref(root); } -static void r600_query_result(struct r600_context *ctx, struct r600_query *query) +static boolean r600_query_result(struct r600_context *ctx, struct r600_query *query, boolean wait) { u64 start, end; u32 *results; int i; - results = r600_bo_map(ctx->radeon, query->buffer, 0, NULL); + if (wait) + results = r600_bo_map(ctx->radeon, query->buffer, PB_USAGE_CPU_READ, NULL); + else + results = r600_bo_map(ctx->radeon, query->buffer, PB_USAGE_DONTBLOCK | PB_USAGE_CPU_READ, NULL); + if (!results) + return FALSE; + for (i = 0; i < query->num_results; i += 4) { start = (u64)results[i] | (u64)results[i + 1] << 32; end = (u64)results[i + 2] | (u64)results[i + 3] << 32; @@ -1263,6 +1269,8 @@ static void r600_query_result(struct r600_context *ctx, struct r600_query *query } r600_bo_unmap(ctx->radeon, query->buffer); query->num_results = 0; + + return TRUE; } void r600_query_begin(struct r600_context *ctx, struct r600_query *query) @@ -1276,7 +1284,7 @@ void r600_query_begin(struct r600_context *ctx, struct r600_query *query) /* if query buffer is full force a flush */ if (query->num_results*4 >= query->buffer_size - 16) { r600_context_flush(ctx); - r600_query_result(ctx, query); + r600_query_result(ctx, query, TRUE); } /* emit begin query */ @@ -1356,7 +1364,8 @@ boolean r600_context_query_result(struct r600_context *ctx, if (query->num_results) { r600_context_flush(ctx); } - r600_query_result(ctx, query); + if (!r600_query_result(ctx, query, wait)) + return FALSE; *result = query->result; query->result = 0; return TRUE; |