2016-05-02 08:45:39 -07:00
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#include "ecore_drm2_private.h"
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static Eina_Bool
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_fb2_create(Ecore_Drm2_Fb *fb)
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{
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2017-03-21 12:22:40 -07:00
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uint32_t offsets[4] = { 0 };
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2017-03-21 12:21:14 -07:00
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int r;
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2016-05-02 08:45:39 -07:00
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2017-03-21 12:22:40 -07:00
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r = sym_drmModeAddFB2(fb->fd, fb->w, fb->h, fb->format, fb->handles,
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fb->strides, offsets, &fb->id, 0);
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2017-03-21 12:21:14 -07:00
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if (r)
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return EINA_FALSE;
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2016-05-02 08:45:39 -07:00
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return EINA_TRUE;
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}
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EAPI Ecore_Drm2_Fb *
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ecore_drm2_fb_create(int fd, int width, int height, int depth, int bpp, unsigned int format)
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{
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Ecore_Drm2_Fb *fb;
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2016-11-14 10:35:38 -08:00
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drm_mode_create_dumb carg;
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drm_mode_destroy_dumb darg;
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drm_mode_map_dumb marg;
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2016-05-02 08:45:39 -07:00
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int ret;
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EINA_SAFETY_ON_TRUE_RETURN_VAL((fd < 0), NULL);
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fb = calloc(1, sizeof(Ecore_Drm2_Fb));
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if (!fb) return NULL;
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fb->fd = fd;
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fb->w = width;
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fb->h = height;
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fb->bpp = bpp;
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fb->depth = depth;
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fb->format = format;
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2016-11-14 10:35:38 -08:00
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memset(&carg, 0, sizeof(drm_mode_create_dumb));
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2016-05-02 08:45:39 -07:00
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carg.bpp = bpp;
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carg.width = width;
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carg.height = height;
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2016-11-14 10:35:38 -08:00
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ret = sym_drmIoctl(fd, DRM_IOCTL_MODE_CREATE_DUMB, &carg);
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2016-05-02 08:45:39 -07:00
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if (ret) goto err;
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2017-03-21 12:22:40 -07:00
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fb->handles[0] = carg.handle;
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fb->sizes[0] = carg.size;
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fb->strides[0] = carg.pitch;
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2016-05-02 08:45:39 -07:00
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if (!_fb2_create(fb))
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{
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ret =
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2016-11-14 10:35:38 -08:00
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sym_drmModeAddFB(fd, width, height, depth, bpp,
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2017-03-21 12:22:40 -07:00
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fb->strides[0], fb->handles[0], &fb->id);
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2016-05-02 08:45:39 -07:00
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if (ret)
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{
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ERR("Could not add framebuffer: %m");
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goto add_err;
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}
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}
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2016-11-14 10:35:38 -08:00
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memset(&marg, 0, sizeof(drm_mode_map_dumb));
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2017-03-21 12:22:40 -07:00
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marg.handle = fb->handles[0];
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2016-11-14 10:35:38 -08:00
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ret = sym_drmIoctl(fd, DRM_IOCTL_MODE_MAP_DUMB, &marg);
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2016-05-02 08:45:39 -07:00
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if (ret)
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{
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ERR("Could not map framebuffer: %m");
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goto map_err;
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}
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2017-03-21 12:22:40 -07:00
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fb->mmap = mmap(NULL, fb->sizes[0], PROT_WRITE, MAP_SHARED, fd, marg.offset);
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2016-05-02 08:45:39 -07:00
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if (fb->mmap == MAP_FAILED)
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{
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ERR("Could not mmap framebuffer memory: %m");
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goto map_err;
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}
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return fb;
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map_err:
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2016-11-14 10:35:38 -08:00
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sym_drmModeRmFB(fd, fb->id);
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2016-05-02 08:45:39 -07:00
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add_err:
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2016-11-14 10:35:38 -08:00
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memset(&darg, 0, sizeof(drm_mode_destroy_dumb));
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2017-03-21 12:22:40 -07:00
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darg.handle = fb->handles[0];
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2016-11-14 10:35:38 -08:00
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sym_drmIoctl(fd, DRM_IOCTL_MODE_DESTROY_DUMB, &darg);
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2016-05-02 08:45:39 -07:00
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err:
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free(fb);
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return NULL;
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}
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EAPI Ecore_Drm2_Fb *
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2016-09-09 11:18:41 -07:00
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ecore_drm2_fb_gbm_create(int fd, int width, int height, int depth, int bpp, unsigned int format, unsigned int handle, unsigned int stride, void *bo)
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2016-05-02 08:45:39 -07:00
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{
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2016-11-14 10:35:38 -08:00
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drm_mode_map_dumb marg;
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2016-05-02 08:45:39 -07:00
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Ecore_Drm2_Fb *fb;
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2016-07-14 14:25:05 -07:00
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int ret;
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2016-05-02 08:45:39 -07:00
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EINA_SAFETY_ON_TRUE_RETURN_VAL((fd < 0), NULL);
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fb = calloc(1, sizeof(Ecore_Drm2_Fb));
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if (!fb) return NULL;
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fb->gbm = EINA_TRUE;
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2016-09-09 11:18:41 -07:00
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fb->gbm_bo = bo;
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2016-05-02 08:45:39 -07:00
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fb->fd = fd;
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fb->w = width;
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fb->h = height;
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fb->bpp = bpp;
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fb->depth = depth;
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fb->format = format;
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2017-03-21 12:22:40 -07:00
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fb->strides[0] = stride;
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fb->sizes[0] = fb->strides[0] * fb->h;
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fb->handles[0] = handle;
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2016-05-02 08:45:39 -07:00
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if (!_fb2_create(fb))
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{
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2016-11-14 10:35:38 -08:00
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if (sym_drmModeAddFB(fd, width, height, depth, bpp,
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2017-03-21 12:22:40 -07:00
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fb->strides[0], fb->handles[0], &fb->id))
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2016-05-02 08:45:39 -07:00
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{
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ERR("Could not add framebuffer: %m");
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goto err;
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}
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}
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2016-07-14 14:25:05 -07:00
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/* mmap it if we can so screenshots are easy */
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2016-11-14 10:35:38 -08:00
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memset(&marg, 0, sizeof(drm_mode_map_dumb));
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2017-03-21 12:22:40 -07:00
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marg.handle = fb->handles[0];
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2016-11-14 10:35:38 -08:00
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ret = sym_drmIoctl(fd, DRM_IOCTL_MODE_MAP_DUMB, &marg);
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2016-07-14 14:25:05 -07:00
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if (!ret)
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{
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2017-03-21 12:22:40 -07:00
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fb->mmap = mmap(NULL, fb->sizes[0], PROT_WRITE, MAP_SHARED, fd, marg.offset);
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2016-07-14 14:25:05 -07:00
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if (fb->mmap == MAP_FAILED) fb->mmap = NULL;
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}
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2016-05-02 08:45:39 -07:00
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return fb;
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err:
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free(fb);
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return NULL;
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}
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EAPI void
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ecore_drm2_fb_destroy(Ecore_Drm2_Fb *fb)
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{
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EINA_SAFETY_ON_NULL_RETURN(fb);
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2017-03-21 12:22:40 -07:00
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if (fb->mmap) munmap(fb->mmap, fb->sizes[0]);
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2016-07-14 14:25:05 -07:00
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2016-11-14 10:35:38 -08:00
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if (fb->id) sym_drmModeRmFB(fb->fd, fb->id);
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2016-05-02 08:45:39 -07:00
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if (!fb->gbm)
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{
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2016-11-14 10:35:38 -08:00
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drm_mode_destroy_dumb darg;
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2016-05-02 08:45:39 -07:00
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2016-11-14 10:35:38 -08:00
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memset(&darg, 0, sizeof(drm_mode_destroy_dumb));
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2017-03-21 12:22:40 -07:00
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darg.handle = fb->handles[0];
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2016-11-14 10:35:38 -08:00
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sym_drmIoctl(fb->fd, DRM_IOCTL_MODE_DESTROY_DUMB, &darg);
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2016-05-02 08:45:39 -07:00
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}
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free(fb);
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}
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EAPI void *
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ecore_drm2_fb_data_get(Ecore_Drm2_Fb *fb)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(fb, NULL);
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return fb->mmap;
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}
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EAPI unsigned int
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ecore_drm2_fb_size_get(Ecore_Drm2_Fb *fb)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(fb, 0);
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2017-03-21 12:22:40 -07:00
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return fb->sizes[0];
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2016-05-02 08:45:39 -07:00
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}
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EAPI unsigned int
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ecore_drm2_fb_stride_get(Ecore_Drm2_Fb *fb)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(fb, 0);
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2017-03-21 12:22:40 -07:00
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return fb->strides[0];
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2016-05-02 08:45:39 -07:00
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}
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EAPI void
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ecore_drm2_fb_dirty(Ecore_Drm2_Fb *fb, Eina_Rectangle *rects, unsigned int count)
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{
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EINA_SAFETY_ON_NULL_RETURN(fb);
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EINA_SAFETY_ON_NULL_RETURN(rects);
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#ifdef DRM_MODE_FEATURE_DIRTYFB
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drmModeClip *clip;
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unsigned int i = 0;
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int ret;
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clip = alloca(count * sizeof(drmModeClip));
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for (i = 0; i < count; i++)
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{
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clip[i].x1 = rects[i].x;
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clip[i].y1 = rects[i].y;
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clip[i].x2 = rects[i].w;
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clip[i].y2 = rects[i].h;
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}
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2016-11-14 10:35:38 -08:00
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ret = sym_drmModeDirtyFB(fb->fd, fb->id, clip, count);
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2016-05-02 08:45:39 -07:00
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if ((ret) && (ret == -EINVAL))
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WRN("Could not mark framebuffer as dirty: %m");
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#endif
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}
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2016-09-09 12:05:00 -07:00
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static void
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_release_buffer(Ecore_Drm2_Output *output, Ecore_Drm2_Fb *b)
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2016-09-09 11:31:20 -07:00
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{
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b->busy = EINA_FALSE;
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if (output->release_cb) output->release_cb(output->release_data, b);
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}
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2016-09-07 20:24:45 -07:00
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EAPI Eina_Bool
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ecore_drm2_fb_flip_complete(Ecore_Drm2_Output *output)
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{
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2016-09-09 12:05:00 -07:00
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EINA_SAFETY_ON_NULL_RETURN_VAL(output, EINA_FALSE);
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2016-09-09 11:31:20 -07:00
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if (output->current && (output->current != output->pending))
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_release_buffer(output, output->current);
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2016-09-07 20:24:45 -07:00
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output->current = output->pending;
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output->pending = NULL;
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return !!output->next;
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}
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2016-05-02 08:45:39 -07:00
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EAPI int
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2016-09-02 11:59:12 -07:00
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ecore_drm2_fb_flip(Ecore_Drm2_Fb *fb, Ecore_Drm2_Output *output)
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2016-05-02 08:45:39 -07:00
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{
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2017-03-27 06:27:19 -07:00
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Eina_Bool repeat;
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int count = 0;
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2016-05-02 08:45:39 -07:00
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int ret = 0;
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EINA_SAFETY_ON_NULL_RETURN_VAL(output, -1);
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EINA_SAFETY_ON_NULL_RETURN_VAL(output->current_mode, -1);
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2016-06-21 09:55:17 -07:00
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if (!output->enabled) return -1;
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2016-09-07 20:24:45 -07:00
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if (output->pending)
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{
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2016-09-09 11:31:20 -07:00
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if (output->next) _release_buffer(output, output->next);
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2016-09-07 20:24:45 -07:00
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output->next = fb;
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if (output->next) output->next->busy = EINA_TRUE;
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return 0;
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}
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2016-09-07 20:13:34 -07:00
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if (!fb) fb = output->next;
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/* So we can generate a tick by flipping to the current fb */
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if (!fb) fb = output->current;
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2016-05-02 08:45:39 -07:00
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if (output->next)
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2016-09-02 13:24:24 -07:00
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{
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output->next->busy = EINA_FALSE;
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output->next = NULL;
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}
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2016-05-02 08:45:39 -07:00
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2016-09-07 20:13:34 -07:00
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/* If we don't have an fb to set by now, BAIL! */
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if (!fb) return -1;
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2017-03-27 06:27:19 -07:00
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if ((!output->current) ||
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(output->current->strides[0] != fb->strides[0]))
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2016-05-02 08:45:39 -07:00
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{
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2017-03-27 06:27:19 -07:00
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ret =
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sym_drmModeSetCrtc(fb->fd, output->crtc_id, fb->id,
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output->x, output->y, &output->conn_id, 1,
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&output->current_mode->info);
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if (ret)
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2016-05-02 08:45:39 -07:00
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{
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2017-03-27 06:27:19 -07:00
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ERR("Failed to set Mode %dx%d for Output %s: %m",
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output->current_mode->width, output->current_mode->height,
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output->name);
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2016-05-02 08:45:39 -07:00
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return ret;
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}
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2017-03-27 06:27:19 -07:00
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if (output->current) _release_buffer(output, output->current);
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output->current = fb;
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output->current->busy = EINA_TRUE;
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output->next = NULL;
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/* We used to return here, but now that the ticker is fixed this
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* can leave us hanging waiting for a tick to happen forever.
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* Instead, we now fall through the the flip path to make sure
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* even this first set can cause a flip callback.
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*/
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2016-05-02 08:45:39 -07:00
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}
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2017-01-06 20:16:06 -08:00
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2017-03-27 06:27:19 -07:00
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do
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{
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static Eina_Bool bugged_about_bug = EINA_FALSE;
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repeat = EINA_FALSE;
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ret = sym_drmModePageFlip(fb->fd, output->crtc_id, fb->id,
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DRM_MODE_PAGE_FLIP_EVENT,
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output->user_data);
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/* Some drivers (RPI - looking at you) are broken and produce
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* flip events before they are ready for another flip, so be
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* a little robust in the face of badness and try a few times
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* until we can flip or we give up (100 tries with a yield
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* between each try). We can't expect everyone to run the
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* latest bleeding edge kernel IF a workaround is possible
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|
|
* in userspace, so do this.
|
|
|
|
* We only report this as an ERR once since if it will
|
|
|
|
* generate a huge amount of spam otherwise. */
|
|
|
|
if ((ret < 0) && (errno == EBUSY))
|
2016-09-22 10:30:49 -07:00
|
|
|
{
|
2017-03-27 06:27:19 -07:00
|
|
|
repeat = EINA_TRUE;
|
|
|
|
if (count == 0 && !bugged_about_bug)
|
2016-09-22 10:30:49 -07:00
|
|
|
{
|
2017-03-27 06:27:19 -07:00
|
|
|
ERR("Pageflip fail - EBUSY from drmModePageFlip - "
|
|
|
|
"This is either a kernel bug or an EFL one.");
|
|
|
|
bugged_about_bug = EINA_TRUE;
|
2016-09-22 10:30:49 -07:00
|
|
|
}
|
2017-03-27 06:27:19 -07:00
|
|
|
count++;
|
|
|
|
if (count > 500)
|
2017-01-06 20:16:06 -08:00
|
|
|
{
|
2017-03-27 06:27:19 -07:00
|
|
|
ERR("Pageflip EBUSY for %i tries - give up", count);
|
|
|
|
break;
|
2017-01-06 20:16:06 -08:00
|
|
|
}
|
2017-03-27 06:27:19 -07:00
|
|
|
usleep(100);
|
2017-01-06 20:16:06 -08:00
|
|
|
}
|
2017-03-27 06:27:19 -07:00
|
|
|
}
|
|
|
|
while (repeat);
|
2017-01-06 20:16:06 -08:00
|
|
|
|
2017-03-27 06:27:19 -07:00
|
|
|
if ((ret == 0) && (count > 0))
|
|
|
|
DBG("Pageflip finally succeeded after %i tries due to EBUSY", count);
|
2016-09-22 10:30:49 -07:00
|
|
|
|
2017-03-27 06:27:19 -07:00
|
|
|
if ((ret < 0) && (errno != EBUSY))
|
|
|
|
{
|
|
|
|
ERR("Pageflip Failed for Crtc %u on Connector %u: %m",
|
|
|
|
output->crtc_id, output->conn_id);
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
else if (ret < 0)
|
|
|
|
{
|
|
|
|
output->next = fb;
|
|
|
|
output->next->busy = EINA_TRUE;
|
2016-09-07 20:16:10 -07:00
|
|
|
return 0;
|
|
|
|
}
|
2017-03-27 06:27:19 -07:00
|
|
|
|
|
|
|
output->pending = fb;
|
|
|
|
output->pending->busy = EINA_TRUE;
|
|
|
|
return 0;
|
2016-05-02 08:45:39 -07:00
|
|
|
}
|
2016-09-02 10:17:01 -07:00
|
|
|
|
|
|
|
EAPI Eina_Bool
|
|
|
|
ecore_drm2_fb_busy_get(Ecore_Drm2_Fb *fb)
|
|
|
|
{
|
2016-09-09 12:05:00 -07:00
|
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(fb, EINA_FALSE);
|
2016-09-02 10:17:01 -07:00
|
|
|
return fb->busy;
|
|
|
|
}
|
|
|
|
|
|
|
|
EAPI void
|
|
|
|
ecore_drm2_fb_busy_set(Ecore_Drm2_Fb *fb, Eina_Bool busy)
|
|
|
|
{
|
2016-09-09 12:05:00 -07:00
|
|
|
EINA_SAFETY_ON_NULL_RETURN(fb);
|
2016-09-02 10:17:01 -07:00
|
|
|
fb->busy = busy;
|
|
|
|
}
|
2016-09-09 11:18:41 -07:00
|
|
|
|
2016-12-07 09:28:33 -08:00
|
|
|
EAPI Eina_Bool
|
2016-11-18 07:41:52 -08:00
|
|
|
ecore_drm2_fb_release(Ecore_Drm2_Output *o, Eina_Bool panic)
|
2016-09-09 11:33:15 -07:00
|
|
|
{
|
2016-12-07 09:28:33 -08:00
|
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(o, EINA_FALSE);
|
2016-09-09 12:05:00 -07:00
|
|
|
|
2016-09-09 11:33:15 -07:00
|
|
|
if (o->next)
|
|
|
|
{
|
|
|
|
_release_buffer(o, o->next);
|
|
|
|
o->next = NULL;
|
2016-12-07 09:28:33 -08:00
|
|
|
return EINA_TRUE;
|
2016-09-09 11:33:15 -07:00
|
|
|
}
|
2016-12-07 09:28:33 -08:00
|
|
|
if (!panic) return EINA_FALSE;
|
2016-09-09 11:33:15 -07:00
|
|
|
|
2016-12-07 09:28:33 -08:00
|
|
|
/* This has been demoted to DBG from WRN because we
|
|
|
|
* call this function to reclaim all buffers on a
|
|
|
|
* surface resize.
|
|
|
|
*/
|
|
|
|
DBG("Buffer release request when no next buffer");
|
2016-09-09 11:33:15 -07:00
|
|
|
/* If we have to release these we're going to see tearing.
|
|
|
|
* Try to reclaim in decreasing order of visual awfulness
|
|
|
|
*/
|
|
|
|
if (o->current)
|
|
|
|
{
|
|
|
|
_release_buffer(o, o->current);
|
|
|
|
o->current = NULL;
|
2016-12-07 09:28:33 -08:00
|
|
|
return EINA_TRUE;
|
2016-09-09 11:33:15 -07:00
|
|
|
}
|
|
|
|
|
|
|
|
if (o->pending)
|
|
|
|
{
|
|
|
|
_release_buffer(o, o->pending);
|
|
|
|
o->pending = NULL;
|
2016-12-07 09:28:33 -08:00
|
|
|
return EINA_TRUE;
|
2016-09-09 11:33:15 -07:00
|
|
|
}
|
2016-12-07 09:28:33 -08:00
|
|
|
|
|
|
|
return EINA_FALSE;
|
2016-09-09 11:33:15 -07:00
|
|
|
}
|
|
|
|
|
2016-09-09 11:18:41 -07:00
|
|
|
EAPI void *
|
2016-09-09 12:05:00 -07:00
|
|
|
ecore_drm2_fb_bo_get(Ecore_Drm2_Fb *fb)
|
2016-09-09 11:18:41 -07:00
|
|
|
{
|
2016-09-09 12:05:00 -07:00
|
|
|
EINA_SAFETY_ON_NULL_RETURN_VAL(fb, NULL);
|
|
|
|
return fb->gbm_bo;
|
2016-09-09 11:18:41 -07:00
|
|
|
}
|
2017-03-21 13:44:46 -07:00
|
|
|
|
|
|
|
EAPI Ecore_Drm2_Fb *
|
|
|
|
ecore_drm2_fb_dmabuf_import(int fd, int width, int height, int depth, int bpp, unsigned int format, unsigned int strides[4], int dmabuf_fd[4], int dmabuf_fd_count)
|
|
|
|
{
|
|
|
|
int i;
|
|
|
|
Ecore_Drm2_Fb *fb;
|
|
|
|
|
|
|
|
fb = calloc(1, sizeof(Ecore_Drm2_Fb));
|
|
|
|
if (!fb) return NULL;
|
|
|
|
|
|
|
|
for (i = 0; i < dmabuf_fd_count; i++)
|
2017-04-25 07:27:37 -07:00
|
|
|
if (sym_drmPrimeFDToHandle(fd, dmabuf_fd[i], &fb->handles[i]))
|
|
|
|
goto fail;
|
2017-03-21 13:44:46 -07:00
|
|
|
|
|
|
|
fb->fd = fd;
|
|
|
|
fb->w = width;
|
|
|
|
fb->h = height;
|
|
|
|
fb->bpp = bpp;
|
|
|
|
fb->depth = depth;
|
|
|
|
fb->format = format;
|
|
|
|
memcpy(&fb->strides, strides, sizeof(fb->strides));
|
|
|
|
if (_fb2_create(fb)) return fb;
|
|
|
|
|
|
|
|
fail:
|
|
|
|
free(fb);
|
|
|
|
return NULL;
|
|
|
|
}
|