diff options
Diffstat (limited to 'drivers/gpu/drm/udl/udl_connector.c')
-rw-r--r-- | drivers/gpu/drm/udl/udl_connector.c | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/drivers/gpu/drm/udl/udl_connector.c b/drivers/gpu/drm/udl/udl_connector.c deleted file mode 100644 index ba055e9..0000000 --- a/drivers/gpu/drm/udl/udl_connector.c +++ /dev/null @@ -1,141 +0,0 @@ -/* - * Copyright (C) 2012 Red Hat - * based in parts on udlfb.c: - * Copyright (C) 2009 Roberto De Ioris <roberto@unbit.it> - * Copyright (C) 2009 Jaya Kumar <jayakumar.lkml@gmail.com> - * Copyright (C) 2009 Bernie Thompson <bernie@plugable.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License v2. See the file COPYING in the main directory of this archive for - * more details. - */ - -#include "drmP.h" -#include "drm_crtc.h" -#include "drm_edid.h" -#include "drm_crtc_helper.h" -#include "udl_drv.h" - -/* dummy connector to just get EDID, - all UDL appear to have a DVI-D */ - -static u8 *udl_get_edid(struct udl_device *udl) -{ - u8 *block; - char rbuf[3]; - int ret, i; - - block = kmalloc(EDID_LENGTH, GFP_KERNEL); - if (block == NULL) - return NULL; - - for (i = 0; i < EDID_LENGTH; i++) { - ret = usb_control_msg(udl->ddev->usbdev, - usb_rcvctrlpipe(udl->ddev->usbdev, 0), (0x02), - (0x80 | (0x02 << 5)), i << 8, 0xA1, rbuf, 2, - HZ); - if (ret < 1) { - DRM_ERROR("Read EDID byte %d failed err %x\n", i, ret); - i--; - goto error; - } - block[i] = rbuf[1]; - } - - return block; - -error: - kfree(block); - return NULL; -} - -static int udl_get_modes(struct drm_connector *connector) -{ - struct udl_device *udl = connector->dev->dev_private; - struct edid *edid; - int ret; - - edid = (struct edid *)udl_get_edid(udl); - - connector->display_info.raw_edid = (char *)edid; - - drm_mode_connector_update_edid_property(connector, edid); - ret = drm_add_edid_modes(connector, edid); - connector->display_info.raw_edid = NULL; - kfree(edid); - return ret; -} - -static int udl_mode_valid(struct drm_connector *connector, - struct drm_display_mode *mode) -{ - return 0; -} - -static enum drm_connector_status -udl_detect(struct drm_connector *connector, bool force) -{ - if (drm_device_is_unplugged(connector->dev)) - return connector_status_disconnected; - return connector_status_connected; -} - -struct drm_encoder *udl_best_single_encoder(struct drm_connector *connector) -{ - int enc_id = connector->encoder_ids[0]; - struct drm_mode_object *obj; - struct drm_encoder *encoder; - - obj = drm_mode_object_find(connector->dev, enc_id, DRM_MODE_OBJECT_ENCODER); - if (!obj) - return NULL; - encoder = obj_to_encoder(obj); - return encoder; -} - -int udl_connector_set_property(struct drm_connector *connector, struct drm_property *property, - uint64_t val) -{ - return 0; -} - -static void udl_connector_destroy(struct drm_connector *connector) -{ - drm_sysfs_connector_remove(connector); - drm_connector_cleanup(connector); - kfree(connector); -} - -struct drm_connector_helper_funcs udl_connector_helper_funcs = { - .get_modes = udl_get_modes, - .mode_valid = udl_mode_valid, - .best_encoder = udl_best_single_encoder, -}; - -struct drm_connector_funcs udl_connector_funcs = { - .dpms = drm_helper_connector_dpms, - .detect = udl_detect, - .fill_modes = drm_helper_probe_single_connector_modes, - .destroy = udl_connector_destroy, - .set_property = udl_connector_set_property, -}; - -int udl_connector_init(struct drm_device *dev, struct drm_encoder *encoder) -{ - struct drm_connector *connector; - - connector = kzalloc(sizeof(struct drm_connector), GFP_KERNEL); - if (!connector) - return -ENOMEM; - - drm_connector_init(dev, connector, &udl_connector_funcs, DRM_MODE_CONNECTOR_DVII); - drm_connector_helper_add(connector, &udl_connector_helper_funcs); - - drm_sysfs_connector_add(connector); - drm_mode_connector_attach_encoder(connector, encoder); - - drm_connector_attach_property(connector, - dev->mode_config.dirty_info_property, - 1); - return 0; -} |