diff options
| -rw-r--r-- | common/edid.c | 22 | ||||
| -rw-r--r-- | include/edid.h | 22 |
2 files changed, 41 insertions, 3 deletions
diff --git a/common/edid.c b/common/edid.c index 90d1167f6ee..f244d26e04b 100644 --- a/common/edid.c +++ b/common/edid.c @@ -168,8 +168,12 @@ static bool cea_is_hdmi_vsdb_present(struct edid_cea861_info *info) return false; } -int edid_get_timing(u8 *buf, int buf_size, struct display_timing *timing, - int *panel_bits_per_colourp) +int edid_get_timing_validate(u8 *buf, int buf_size, + struct display_timing *timing, + int *panel_bits_per_colourp, + bool (*mode_valid)(void *priv, + const struct display_timing *timing), + void *mode_valid_priv) { struct edid1_info *edid = (struct edid1_info *)buf; bool timing_done; @@ -193,7 +197,11 @@ int edid_get_timing(u8 *buf, int buf_size, struct display_timing *timing, desc = &edid->monitor_details.descriptor[i]; if (desc->zero_flag_1 != 0) { decode_timing((u8 *)desc, timing); - timing_done = true; + if (mode_valid) + timing_done = mode_valid(mode_valid_priv, + timing); + else + timing_done = true; break; } } @@ -225,6 +233,14 @@ int edid_get_timing(u8 *buf, int buf_size, struct display_timing *timing, return 0; } +int edid_get_timing(u8 *buf, int buf_size, struct display_timing *timing, + int *panel_bits_per_colourp) +{ + return edid_get_timing_validate(buf, buf_size, timing, + panel_bits_per_colourp, NULL, NULL); +} + + /** * Snip the tailing whitespace/return of a string. * diff --git a/include/edid.h b/include/edid.h index f05d2b82f24..2562733061c 100644 --- a/include/edid.h +++ b/include/edid.h @@ -307,6 +307,28 @@ int edid_get_ranges(struct edid1_info *edid, unsigned int *hmin, struct display_timing; /** + * edid_get_timing_validate() - Get basic digital display parameters with + * mode selection callback + * + * @param buf Buffer containing EDID data + * @param buf_size Size of buffer in bytes + * @param timing Place to put preferring timing information + * @param panel_bits_per_colourp Place to put the number of bits per + * colour supported by the panel. This will be set to + * -1 if not available + * @param mode_valid Callback validating mode, returning true is mode is + * supported, false otherwise. + * @parem valid_priv Pointer to private data for mode_valid callback + * @return 0 if timings are OK, -ve on error + */ +int edid_get_timing_validate(u8 *buf, int buf_size, + struct display_timing *timing, + int *panel_bits_per_colourp, + bool (*mode_valid)(void *priv, + const struct display_timing *timing), + void *mode_valid_priv); + +/** * edid_get_timing() - Get basic digital display parameters * * @param buf Buffer containing EDID data |