linux/drivers/gpu/drm/gma500/mdfld_tpo_vid.c
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   1/*
   2 * Copyright © 2010 Intel Corporation
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice (including the next
  12 * paragraph) shall be included in all copies or substantial portions of the
  13 * Software.
  14 *
  15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  21 * DEALINGS IN THE SOFTWARE.
  22 *
  23 * Authors:
  24 * jim liu <jim.liu@intel.com>
  25 * Jackie Li<yaodong.li@intel.com>
  26 */
  27
  28#include "mdfld_dsi_dpi.h"
  29
  30static struct drm_display_mode *tpo_vid_get_config_mode(struct drm_device *dev)
  31{
  32        struct drm_display_mode *mode;
  33
  34        mode = kzalloc(sizeof(*mode), GFP_KERNEL);
  35        if (!mode)
  36                return NULL;
  37
  38        mode->hdisplay = 864;
  39        mode->vdisplay = 480;
  40        mode->hsync_start = 873;
  41        mode->hsync_end = 876;
  42        mode->htotal = 887;
  43        mode->vsync_start = 487;
  44        mode->vsync_end = 490;
  45        mode->vtotal = 499;
  46        mode->clock = 33264;
  47
  48        drm_mode_set_name(mode);
  49        drm_mode_set_crtcinfo(mode, 0);
  50
  51        mode->type |= DRM_MODE_TYPE_PREFERRED;
  52
  53        return mode;
  54}
  55
  56static int tpo_vid_get_panel_info(struct drm_device *dev,
  57                                int pipe,
  58                                struct panel_info *pi)
  59{
  60        if (!dev || !pi)
  61                return -EINVAL;
  62
  63        pi->width_mm = TPO_PANEL_WIDTH;
  64        pi->height_mm = TPO_PANEL_HEIGHT;
  65
  66        return 0;
  67}
  68
  69/*TPO DPI encoder helper funcs*/
  70static const struct drm_encoder_helper_funcs
  71                                mdfld_tpo_dpi_encoder_helper_funcs = {
  72        .dpms = mdfld_dsi_dpi_dpms,
  73        .mode_fixup = mdfld_dsi_dpi_mode_fixup,
  74        .prepare = mdfld_dsi_dpi_prepare,
  75        .mode_set = mdfld_dsi_dpi_mode_set,
  76        .commit = mdfld_dsi_dpi_commit,
  77};
  78
  79/*TPO DPI encoder funcs*/
  80static const struct drm_encoder_funcs mdfld_tpo_dpi_encoder_funcs = {
  81        .destroy = drm_encoder_cleanup,
  82};
  83
  84const struct panel_funcs mdfld_tpo_vid_funcs = {
  85        .encoder_funcs = &mdfld_tpo_dpi_encoder_funcs,
  86        .encoder_helper_funcs = &mdfld_tpo_dpi_encoder_helper_funcs,
  87        .get_config_mode = &tpo_vid_get_config_mode,
  88        .get_panel_info = tpo_vid_get_panel_info,
  89};
  90