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videomodes: Add video_edid_dtd_to_ctfb_res_modes helper function

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Add a video_edid_dtd_to_ctfb_res_modes helper function to convert an EDID
detailed timing to a struct ctfb_res_modes.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Anatolij Gustschin <agust@denx.de>
This commit is contained in:
Hans de Goede
2014-12-19 15:47:37 +01:00
parent eb3c0cf806
commit b7ce12ddd7
3 changed files with 80 additions and 0 deletions
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4
include/edid.h
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@@ -86,6 +86,10 @@ struct edid_detailed_timing {
GET_BITS((_x).flags, 4, 3)
#define EDID_DETAILED_TIMING_FLAG_POLARITY(_x) \
GET_BITS((_x).flags, 2, 1)
#define EDID_DETAILED_TIMING_FLAG_VSYNC_POLARITY(_x) \
GET_BIT((_x).flags, 2)
#define EDID_DETAILED_TIMING_FLAG_HSYNC_POLARITY(_x) \
GET_BIT((_x).flags, 1)
#define EDID_DETAILED_TIMING_FLAG_INTERLEAVED(_x) \
GET_BIT((_x).flags, 0)
} __attribute__ ((__packed__));