mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-04 21:03:15 +00:00
89 lines
2.6 KiB
Diff
89 lines
2.6 KiB
Diff
diff -Naur libdrm-2.4.26-orig/intel/intel_bufmgr_gem.c libdrm-2.4.26/intel/intel_bufmgr_gem.c
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--- libdrm-2.4.26-orig/intel/intel_bufmgr_gem.c 2011-04-01 10:30:51.000000000 -0400
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+++ libdrm-2.4.26/intel/intel_bufmgr_gem.c 2011-08-29 02:17:20.000000000 -0400
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@@ -51,6 +51,7 @@
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#include <sys/stat.h>
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#include <sys/types.h>
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#include <stdbool.h>
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+#include <sys/time.h>
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#include "errno.h"
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#include "libdrm_lists.h"
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@@ -987,9 +988,9 @@
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if (atomic_dec_and_test(&bo_gem->refcount)) {
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drm_intel_bufmgr_gem *bufmgr_gem =
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(drm_intel_bufmgr_gem *) bo->bufmgr;
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- struct timespec time;
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+ struct timeval time;
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- clock_gettime(CLOCK_MONOTONIC, &time);
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+ gettimeofday(&time, NULL);
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pthread_mutex_lock(&bufmgr_gem->lock);
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drm_intel_gem_bo_unreference_final(bo, time.tv_sec);
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diff -Naur libdrm-2.4.26-orig/xf86drm.c libdrm-2.4.26/xf86drm.c
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--- libdrm-2.4.26-orig/xf86drm.c 2011-03-21 09:39:24.000000000 -0400
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+++ libdrm-2.4.26/xf86drm.c 2011-08-29 02:17:49.000000000 -0400
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@@ -51,6 +51,9 @@
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#include <sys/mman.h>
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#include <sys/time.h>
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#include <stdarg.h>
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+#if defined(__APPLE__) && defined(__MACH__)
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+#include <mach/mach_time.h>
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+#endif
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/* Not all systems have MAP_FAILED defined */
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#ifndef MAP_FAILED
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@@ -1941,20 +1944,43 @@
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*/
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int drmWaitVBlank(int fd, drmVBlankPtr vbl)
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{
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+#if defined(__APPLE__) && defined(__MACH__)
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+ uint64_t start, end, elapsed, elapsedNano;
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+ static const uint64_t maxElapsed = 2000000000;
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+ static mach_timebase_info_data_t timebaseInfo;
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+ if ( timebaseInfo.denom == 0 ) {
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+ (void) mach_timebase_info(&timebaseInfo);
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+ }
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+#else
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struct timespec timeout, cur;
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+#endif
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int ret;
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+#if defined(__APPLE__) && defined(__MACH__)
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+ start = mach_absolute_time();
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+#else
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ret = clock_gettime(CLOCK_MONOTONIC, &timeout);
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if (ret < 0) {
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fprintf(stderr, "clock_gettime failed: %s\n", strerror(ret));
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goto out;
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}
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timeout.tv_sec++;
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+#endif
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do {
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ret = ioctl(fd, DRM_IOCTL_WAIT_VBLANK, vbl);
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vbl->request.type &= ~DRM_VBLANK_RELATIVE;
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if (ret && errno == EINTR) {
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+#if defined(__APPLE__) && defined(__MACH__)
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+ end = mach_absolute_time();
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+ elapsed = end - start;
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+ elapsedNano = elapsed * timebaseInfo.numer / timebaseInfo.denom;
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+ if (elapsedNano > maxElapsed) {
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+ errno = EBUSY;
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+ ret = -1;
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+ break;
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+ }
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+#else
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clock_gettime(CLOCK_MONOTONIC, &cur);
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/* Timeout after 1s */
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if (cur.tv_sec > timeout.tv_sec + 1 ||
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@@ -1964,6 +1990,7 @@
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ret = -1;
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break;
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}
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+#endif
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}
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} while (ret && errno == EINTR);
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