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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 | ||
30 | static struct drm_display_mode *tpo_vid_get_config_mode(struct drm_device *dev) | |
31 | { | |
32 | struct drm_display_mode *mode; | |
33 | struct drm_psb_private *dev_priv = dev->dev_private; | |
34 | struct oaktrail_timing_info *ti = &dev_priv->gct_data.DTD; | |
35 | bool use_gct = false; | |
36 | ||
37 | mode = kzalloc(sizeof(*mode), GFP_KERNEL); | |
38 | if (!mode) | |
39 | return NULL; | |
40 | ||
41 | if (use_gct) { | |
42 | mode->hdisplay = (ti->hactive_hi << 8) | ti->hactive_lo; | |
43 | mode->vdisplay = (ti->vactive_hi << 8) | ti->vactive_lo; | |
44 | mode->hsync_start = mode->hdisplay + | |
45 | ((ti->hsync_offset_hi << 8) | | |
46 | ti->hsync_offset_lo); | |
47 | mode->hsync_end = mode->hsync_start + | |
48 | ((ti->hsync_pulse_width_hi << 8) | | |
49 | ti->hsync_pulse_width_lo); | |
50 | mode->htotal = mode->hdisplay + ((ti->hblank_hi << 8) | | |
51 | ti->hblank_lo); | |
52 | mode->vsync_start = | |
53 | mode->vdisplay + ((ti->vsync_offset_hi << 8) | | |
54 | ti->vsync_offset_lo); | |
55 | mode->vsync_end = | |
56 | mode->vsync_start + ((ti->vsync_pulse_width_hi << 8) | | |
57 | ti->vsync_pulse_width_lo); | |
58 | mode->vtotal = mode->vdisplay + | |
59 | ((ti->vblank_hi << 8) | ti->vblank_lo); | |
60 | mode->clock = ti->pixel_clock * 10; | |
61 | ||
62 | dev_dbg(dev->dev, "hdisplay is %d\n", mode->hdisplay); | |
63 | dev_dbg(dev->dev, "vdisplay is %d\n", mode->vdisplay); | |
64 | dev_dbg(dev->dev, "HSS is %d\n", mode->hsync_start); | |
65 | dev_dbg(dev->dev, "HSE is %d\n", mode->hsync_end); | |
66 | dev_dbg(dev->dev, "htotal is %d\n", mode->htotal); | |
67 | dev_dbg(dev->dev, "VSS is %d\n", mode->vsync_start); | |
68 | dev_dbg(dev->dev, "VSE is %d\n", mode->vsync_end); | |
69 | dev_dbg(dev->dev, "vtotal is %d\n", mode->vtotal); | |
70 | dev_dbg(dev->dev, "clock is %d\n", mode->clock); | |
71 | } else { | |
72 | mode->hdisplay = 864; | |
73 | mode->vdisplay = 480; | |
74 | mode->hsync_start = 873; | |
75 | mode->hsync_end = 876; | |
76 | mode->htotal = 887; | |
77 | mode->vsync_start = 487; | |
78 | mode->vsync_end = 490; | |
79 | mode->vtotal = 499; | |
80 | mode->clock = 33264; | |
81 | } | |
82 | ||
83 | drm_mode_set_name(mode); | |
84 | drm_mode_set_crtcinfo(mode, 0); | |
85 | ||
86 | mode->type |= DRM_MODE_TYPE_PREFERRED; | |
87 | ||
88 | return mode; | |
89 | } | |
90 | ||
91 | static int tpo_vid_get_panel_info(struct drm_device *dev, | |
92 | int pipe, | |
93 | struct panel_info *pi) | |
94 | { | |
95 | if (!dev || !pi) | |
96 | return -EINVAL; | |
97 | ||
98 | pi->width_mm = TPO_PANEL_WIDTH; | |
99 | pi->height_mm = TPO_PANEL_HEIGHT; | |
100 | ||
101 | return 0; | |
102 | } | |
103 | ||
104 | /*TPO DPI encoder helper funcs*/ | |
105 | static const struct drm_encoder_helper_funcs | |
106 | mdfld_tpo_dpi_encoder_helper_funcs = { | |
107 | .dpms = mdfld_dsi_dpi_dpms, | |
108 | .mode_fixup = mdfld_dsi_dpi_mode_fixup, | |
109 | .prepare = mdfld_dsi_dpi_prepare, | |
110 | .mode_set = mdfld_dsi_dpi_mode_set, | |
111 | .commit = mdfld_dsi_dpi_commit, | |
112 | }; | |
113 | ||
114 | /*TPO DPI encoder funcs*/ | |
115 | static const struct drm_encoder_funcs mdfld_tpo_dpi_encoder_funcs = { | |
116 | .destroy = drm_encoder_cleanup, | |
117 | }; | |
118 | ||
119 | const struct panel_funcs mdfld_tpo_vid_funcs = { | |
120 | .encoder_funcs = &mdfld_tpo_dpi_encoder_funcs, | |
121 | .encoder_helper_funcs = &mdfld_tpo_dpi_encoder_helper_funcs, | |
122 | .get_config_mode = &tpo_vid_get_config_mode, | |
123 | .get_panel_info = tpo_vid_get_panel_info, | |
124 | }; |