185 lines
4.2 KiB
C
185 lines
4.2 KiB
C
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#include "ecore_drm2_private.h"
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#ifndef DRM_CAP_CURSOR_WIDTH
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# define DRM_CAP_CURSOR_WIDTH 0x8
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#endif
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#ifndef DRM_CAP_CURSOR_HEIGHT
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# define DRM_CAP_CURSOR_HEIGHT 0x9
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#endif
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static const char *
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_drm2_device_find(const char *seat)
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{
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Eina_List *devs, *l;
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const char *dev, *ret = NULL;
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Eina_Bool found = EINA_FALSE;
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Eina_Bool platform = EINA_FALSE;
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devs = eeze_udev_find_by_subsystem_sysname("drm", "card[0-9]*");
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if (!devs) return NULL;
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EINA_LIST_FOREACH(devs, l, dev)
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{
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const char *dpath, *dseat, *dparent;
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dpath = eeze_udev_syspath_get_devpath(dev);
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if (!dpath) continue;
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dseat = eeze_udev_syspath_get_property(dev, "ID_SEAT");
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if (!dseat) dseat = eina_stringshare_add("seat0");
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if ((seat) && (strcmp(seat, dseat)))
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goto cont;
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else if (strcmp(dseat, "seat0"))
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goto cont;
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dparent = eeze_udev_syspath_get_parent_filtered(dev, "pci", NULL);
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if (!dparent)
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{
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dparent =
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eeze_udev_syspath_get_parent_filtered(dev, "platform", NULL);
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platform = EINA_TRUE;
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}
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if (dparent)
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{
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if (!platform)
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{
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const char *id;
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id = eeze_udev_syspath_get_sysattr(dparent, "boot_vga");
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if (id)
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{
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if (!strcmp(id, "1")) found = EINA_TRUE;
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eina_stringshare_del(id);
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}
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}
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else
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found = EINA_TRUE;
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eina_stringshare_del(dparent);
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}
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cont:
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eina_stringshare_del(dpath);
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eina_stringshare_del(dseat);
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if (found) break;
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}
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if (!found) goto out;
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ret = eeze_udev_syspath_get_devpath(dev);
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out:
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EINA_LIST_FREE(devs, dev)
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eina_stringshare_del(dev);
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return ret;
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}
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EAPI Ecore_Drm2_Device *
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ecore_drm2_device_find(const char *seat, unsigned int tty, Eina_Bool sync)
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{
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Ecore_Drm2_Device *dev;
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dev = calloc(1, sizeof(Ecore_Drm2_Device));
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if (!dev) return NULL;
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dev->em = elput_manager_connect(seat, tty, sync);
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if (!dev->em)
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{
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ERR("Could not connect to input manager");
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goto man_err;
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}
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dev->path = _drm2_device_find(seat);
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if (!dev->path)
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{
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ERR("Could not find drm device on seat %s", seat);
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goto path_err;
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}
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return dev;
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path_err:
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elput_manager_disconnect(dev->em);
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man_err:
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free(dev);
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return NULL;
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}
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EAPI int
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ecore_drm2_device_open(Ecore_Drm2_Device *device)
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{
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EINA_SAFETY_ON_NULL_RETURN_VAL(device, -1);
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device->fd = elput_manager_open(device->em, device->path, -1);
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DBG("Device Path: %s", device->path);
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DBG("Device Fd: %d", device->fd);
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/* NB: Not going to enable planes if we don't support atomic */
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/* if (drmSetClientCap(device->fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1) < 0) */
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/* ERR("Could not set Universal Plane support: %m"); */
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return device->fd;
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}
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EAPI void
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ecore_drm2_device_close(Ecore_Drm2_Device *device)
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{
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EINA_SAFETY_ON_NULL_RETURN(device);
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EINA_SAFETY_ON_TRUE_RETURN(device->fd < 0);
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elput_manager_close(device->em, device->fd);
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}
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EAPI void
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ecore_drm2_device_free(Ecore_Drm2_Device *device)
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{
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EINA_SAFETY_ON_NULL_RETURN(device);
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eina_stringshare_del(device->path);
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free(device);
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}
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EAPI int
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ecore_drm2_device_clock_id_get(Ecore_Drm2_Device *device)
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{
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uint64_t caps;
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int ret;
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EINA_SAFETY_ON_NULL_RETURN_VAL(device, -1);
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EINA_SAFETY_ON_TRUE_RETURN_VAL((device->fd < 0), -1);
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ret = drmGetCap(device->fd, DRM_CAP_TIMESTAMP_MONOTONIC, &caps);
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if ((ret == 0) && (caps == 1))
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return CLOCK_MONOTONIC;
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else
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return CLOCK_REALTIME;
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}
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EAPI void
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ecore_drm2_device_cursor_size_get(Ecore_Drm2_Device *device, int *width, int *height)
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{
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uint64_t caps;
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int ret;
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EINA_SAFETY_ON_NULL_RETURN(device);
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EINA_SAFETY_ON_TRUE_RETURN((device->fd < 0));
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if (width)
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{
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*width = 64;
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ret = drmGetCap(device->fd, DRM_CAP_CURSOR_WIDTH, &caps);
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if (ret == 0) *width = caps;
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}
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if (height)
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{
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*height = 64;
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ret = drmGetCap(device->fd, DRM_CAP_CURSOR_HEIGHT, &caps);
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if (ret == 0) *height = caps;
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}
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}
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