| 598,6 → 598,50 |
|---|
| return mode; |
| } |
| |
| /* |
| * EDID is delightfully ambiguous about how interlaced modes are to be |
| * encoded. Our internal representation is of frame height, but some |
| * HDTV detailed timings are encoded as field height. |
| * |
| * The format list here is from CEA, in frame size. Technically we |
| * should be checking refresh rate too. Whatever. |
| */ |
| static void |
| drm_mode_do_interlace_quirk(struct drm_display_mode *mode, |
| struct detailed_pixel_timing *pt) |
| { |
| int i; |
| static const struct { |
| int w, h; |
| } cea_interlaced[] = { |
| { 1920, 1080 }, |
| { 720, 480 }, |
| { 1440, 480 }, |
| { 2880, 480 }, |
| { 720, 576 }, |
| { 1440, 576 }, |
| { 2880, 576 }, |
| }; |
| static const int n_sizes = |
| sizeof(cea_interlaced)/sizeof(cea_interlaced[0]); |
| |
| if (!(pt->misc & DRM_EDID_PT_INTERLACED)) |
| return; |
| |
| for (i = 0; i < n_sizes; i++) { |
| if ((mode->hdisplay == cea_interlaced[i].w) && |
| (mode->vdisplay == cea_interlaced[i].h / 2)) { |
| mode->vdisplay *= 2; |
| mode->vsync_start *= 2; |
| mode->vsync_end *= 2; |
| mode->vtotal *= 2; |
| mode->vtotal |= 1; |
| } |
| } |
| |
| mode->flags |= DRM_MODE_FLAG_INTERLACE; |
| } |
| |
| /** |
| * drm_mode_detailed - create a new mode from an EDID detailed timing section |
| * @dev: DRM device (needed to create new mode) |
| 680,8 → 724,7 |
|---|
| |
| drm_mode_set_name(mode); |
| |
| if (pt->misc & DRM_EDID_PT_INTERLACED) |
| mode->flags |= DRM_MODE_FLAG_INTERLACE; |
| drm_mode_do_interlace_quirk(mode, pt); |
| |
| if (quirks & EDID_QUIRK_DETAILED_SYNC_PP) { |
| pt->misc |= DRM_EDID_PT_HSYNC_POSITIVE | DRM_EDID_PT_VSYNC_POSITIVE; |