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Added gpu lookup in DRM EGL context

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This commit is contained in:
Floréal Toumikian 2014-04-05 15:57:33 +02:00
parent f604d7e377
commit 8fce5f03e9
1 changed files with 25 additions and 11 deletions
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36
gfx/context/drm_egl_ctx.c
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@ -45,6 +45,7 @@
#include <sys/stat.h>
#include <sys/poll.h>
#include <fcntl.h>
#include <glob.h>
static EGLContext g_egl_ctx;
static EGLSurface g_egl_surf;
@ -240,21 +241,33 @@ static void gfx_ctx_get_video_size(void *data, unsigned *width, unsigned *height
static bool gfx_ctx_init(void *data)
{
int i;
int gpu_index = 0;
if (g_inited)
return false;
g_drm_fd = open("/dev/dri/card0", O_RDWR);
glob_t *globbuf;
globbuf->gl_offs = 1;
glob("/dev/dri/card*", NULL, NULL, globbuf);
nextgpu:
if (gpu_index == globbuf->gl_pathc)
{
RARCH_ERR("[KMS/EGL]: Couldn't find a suitable DRM device.\n");
goto error;
}
char *gpu = globbuf->gl_pathv[gpu_index++];
g_drm_fd = open(gpu, O_RDWR);
if (g_drm_fd < 0)
{
RARCH_ERR("[KMS/EGL]: Couldn't open DRM device.\n");
goto error;
RARCH_WARN("[KMS/EGL]: Couldn't open DRM device.\n");
goto nextgpu;
}
g_resources = drmModeGetResources(g_drm_fd);
if (!g_resources)
{
RARCH_ERR("[KMS/EGL]: Couldn't get device resources.\n");
goto error;
RARCH_WARN("[KMS/EGL]: Couldn't get device resources.\n");
goto nextgpu;
}
for (i = 0; i < g_resources->count_connectors; i++)
@ -272,8 +285,8 @@ static bool gfx_ctx_init(void *data)
if (!g_connector)
{
RARCH_ERR("[KMS/EGL]: Couldn't get device connector.\n");
goto error;
RARCH_WARN("[KMS/EGL]: Couldn't get device connector.\n");
goto nextgpu;
}
for (i = 0; i < g_resources->count_encoders; i++)
@ -291,8 +304,8 @@ static bool gfx_ctx_init(void *data)
if (!g_encoder)
{
RARCH_ERR("[KMS/EGL]: Couldn't find DRM encoder.\n");
goto error;
RARCH_WARN("[KMS/EGL]: Couldn't find DRM encoder.\n");
goto nextgpu;
}
g_drm_mode = &g_connector->modes[0];
@ -315,13 +328,14 @@ static bool gfx_ctx_init(void *data)
if (!g_gbm_surface)
{
RARCH_ERR("[KMS/EGL]: Couldn't create GBM surface.\n");
goto error;
RARCH_WARN("[KMS/EGL]: Couldn't create GBM surface.\n");
goto nextgpu;
}
return true;
error:
globfree(globbuf);
gfx_ctx_destroy(data);
return false;
}