mirror/RetroArch
1
0
Fork 0
mirror of https://github.com/libretro/RetroArch synced 2025-02-25 12:41:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

Create drm_wait_flip

Browse Source
This commit is contained in:
twinaphex 2015-11-28 17:16:19 +01:00
parent 200b41bb58
commit 8ce6582fa4
3 changed files with 25 additions and 31 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
gfx/common/drm_common.h
View File

@ -24,6 +24,7 @@
#include <poll.h>
#include <boolean.h>
#include <retro_inline.h>
#ifdef __cplusplus
extern "C" {
@ -53,6 +54,25 @@ void drm_setup(int fd);
void drm_free(void);
static INLINE bool drm_wait_flip(int timeout)
{
g_drm_fds.revents = 0;
if (poll(&g_drm_fds, 1, timeout) < 0)
return false;
if (g_drm_fds.revents & (POLLHUP | POLLERR))
return false;
if (g_drm_fds.revents & POLLIN)
{
drmHandleEvent(g_drm_fd, &g_drm_evctx);
return true;
}
return false;
}
#ifdef __cplusplus
}
#endif

24
gfx/drivers/exynos_gfx.c
View File

@ -209,22 +209,6 @@ static void exynos_page_flip_handler(int fd, unsigned frame, unsigned sec,
page->base->cur_page = page;
}
static void exynos_wait_flip(void)
{
const int timeout = -1;
g_drm_fds.revents = 0;
if (poll(&g_drm_fds, 1, timeout) < 0)
return;
if (g_drm_fds.revents & (POLLHUP | POLLERR))
return;
if (g_drm_fds.revents & POLLIN)
drmHandleEvent(g_drm_fds.fd, &g_drm_evctx);
}
static struct exynos_page *exynos_get_free_page(
struct exynos_page *p, unsigned cnt)
{
@ -838,7 +822,7 @@ static struct exynos_page *exynos_free_page(struct exynos_data *pdata)
page = exynos_get_free_page(pdata->pages, pdata->num_pages);
if (!page)
exynos_wait_flip();
drm_wait_flip(-1);
}
dst->bo[0] = page->bo->handle;
@ -1007,7 +991,7 @@ static int exynos_flip(struct exynos_data *pdata, struct exynos_page *page)
{
/* We don't queue multiple page flips. */
if (pdata->pageflip_pending > 0)
exynos_wait_flip();
drm_wait_flip(-1);
/* Issue a page flip at the next vblank interval. */
if (drmModePageFlip(g_drm_fd, g_crtc_id, page->buf_id,
@ -1023,7 +1007,7 @@ static int exynos_flip(struct exynos_data *pdata, struct exynos_page *page)
/* On startup no frame is displayed. We therefore wait for the initial flip to finish. */
if (!pdata->cur_page)
exynos_wait_flip();
drm_wait_flip(-1);
return 0;
}
@ -1265,7 +1249,7 @@ static void exynos_gfx_free(void *data)
/* Flush pages: One page remains, the one being displayed at this moment. */
while (exynos_pages_used(pdata->pages, pdata->num_pages) > 1)
exynos_wait_flip();
drm_wait_flip(-1);
exynos_free(pdata);
exynos_deinit(pdata);

12
gfx/drivers_context/drm_egl_ctx.c
View File

@ -172,17 +172,7 @@ static bool wait_flip(bool block)
while (waiting_for_flip)
{
g_drm_fds.revents = 0;
if (poll(&g_drm_fds, 1, timeout) < 0)
break;
if (g_drm_fds.revents & (POLLHUP | POLLERR))
break;
if (g_drm_fds.revents & POLLIN)
drmHandleEvent(g_drm_fd, &g_drm_evctx);
else
if (!drm_wait_flip(timeout))
break;
}