Rev 1404 | Rev 1430 | Go to most recent revision | Show entire file | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
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| 596 | break; |
596 | break; |
| 597 | } |
597 | } |
| 598 | return mode; |
598 | return mode; |
| 599 | } |
599 | } |
| Line -... | Line 600... | ||
| - | 600 | ||
| - | 601 | /* |
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| - | 602 | * EDID is delightfully ambiguous about how interlaced modes are to be |
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| - | 603 | * encoded. Our internal representation is of frame height, but some |
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| - | 604 | * HDTV detailed timings are encoded as field height. |
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| - | 605 | * |
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| - | 606 | * The format list here is from CEA, in frame size. Technically we |
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| - | 607 | * should be checking refresh rate too. Whatever. |
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| - | 608 | */ |
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| - | 609 | static void |
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| - | 610 | drm_mode_do_interlace_quirk(struct drm_display_mode *mode, |
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| - | 611 | struct detailed_pixel_timing *pt) |
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| - | 612 | { |
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| - | 613 | int i; |
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| - | 614 | static const struct { |
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| - | 615 | int w, h; |
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| - | 616 | } cea_interlaced[] = { |
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| - | 617 | { 1920, 1080 }, |
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| - | 618 | { 720, 480 }, |
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| - | 619 | { 1440, 480 }, |
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| - | 620 | { 2880, 480 }, |
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| - | 621 | { 720, 576 }, |
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| - | 622 | { 1440, 576 }, |
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| - | 623 | { 2880, 576 }, |
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| - | 624 | }; |
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| - | 625 | static const int n_sizes = |
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| - | 626 | sizeof(cea_interlaced)/sizeof(cea_interlaced[0]); |
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| - | 627 | ||
| - | 628 | if (!(pt->misc & DRM_EDID_PT_INTERLACED)) |
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| - | 629 | return; |
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| - | 630 | ||
| - | 631 | for (i = 0; i < n_sizes; i++) { |
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| - | 632 | if ((mode->hdisplay == cea_interlaced[i].w) && |
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| - | 633 | (mode->vdisplay == cea_interlaced[i].h / 2)) { |
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| - | 634 | mode->vdisplay *= 2; |
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| - | 635 | mode->vsync_start *= 2; |
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| - | 636 | mode->vsync_end *= 2; |
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| - | 637 | mode->vtotal *= 2; |
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| - | 638 | mode->vtotal |= 1; |
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| - | 639 | } |
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| - | 640 | } |
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| - | 641 | ||
| - | 642 | mode->flags |= DRM_MODE_FLAG_INTERLACE; |
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| - | 643 | } |
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| 600 | 644 | ||
| 601 | /** |
645 | /** |
| 602 | * drm_mode_detailed - create a new mode from an EDID detailed timing section |
646 | * drm_mode_detailed - create a new mode from an EDID detailed timing section |
| 603 | * @dev: DRM device (needed to create new mode) |
647 | * @dev: DRM device (needed to create new mode) |
| 604 | * @edid: EDID block |
648 | * @edid: EDID block |
| Line 678... | Line 722... | ||
| 678 | if (mode->vsync_end > mode->vtotal) |
722 | if (mode->vsync_end > mode->vtotal) |
| 679 | mode->vtotal = mode->vsync_end + 1; |
723 | mode->vtotal = mode->vsync_end + 1; |
| Line 680... | Line 724... | ||
| 680 | 724 | ||
| Line 681... | Line -... | ||
| 681 | drm_mode_set_name(mode); |
- | |
| 682 | 725 | drm_mode_set_name(mode); |
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| Line 683... | Line 726... | ||
| 683 | if (pt->misc & DRM_EDID_PT_INTERLACED) |
726 | |
| 684 | mode->flags |= DRM_MODE_FLAG_INTERLACE; |
727 | drm_mode_do_interlace_quirk(mode, pt); |
| 685 | 728 | ||