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r300g: handle timeout parameter in fence_finish

This commit is contained in:
Marek Olšák 2011-03-05 21:46:06 +01:00
parent b39bccbd4e
commit ac8821ffe2
1 changed files with 17 additions and 0 deletions
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17
src/gallium/drivers/r300/r300_screen.c
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@ -24,6 +24,7 @@
#include "util/u_format.h"
#include "util/u_format_s3tc.h"
#include "util/u_memory.h"
#include "os/os_time.h"
#include "r300_context.h"
#include "r300_texture.h"
@ -440,6 +441,22 @@ static int r300_fence_finish(struct pipe_screen *screen,
struct r300_winsys_screen *rws = r300_screen(screen)->rws;
struct r300_winsys_bo *rfence = (struct r300_winsys_bo*)fence;
if (timeout != PIPE_TIMEOUT_INFINITE) {
int64_t start_time = os_time_get();
/* Convert to microseconds. */
timeout /= 1000;
/* Wait in a loop. */
while (rws->buffer_is_busy(rfence)) {
if (os_time_get() - start_time >= timeout) {
return 1;
}
os_time_sleep(10);
}
return 0;
}
rws->buffer_wait(rfence);
return 0; /* 0 == success */
}