diff options
| author | Stefan Brüns <stefan.bruens@rwth-aachen.de> | 2014-11-30 21:57:42 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2014-12-01 19:19:35 +0300 |
| commit | da4c07b727dd00f28840c3ee26510ad58001a6b8 (patch) | |
| tree | 852601f06bd1b9aae75b04bb89c6b2d2b12264db /drivers/gpu/drm/drm_edid.c | |
| parent | d6885d6590378cfe564a3eaca2e26ba617b25f71 (diff) | |
| download | linux-da4c07b727dd00f28840c3ee26510ad58001a6b8.tar.xz | |
drm/edid: shorten log output in case of all zeroes edid block
There is no need to dump the whole EDID block in case it contains no
information. Just print a single line stating the block is empty instead
of 8 lines containing only zeroes.
Signed-off-by: Stefan Brüns <stefan.bruens@rwth-aachen.de>
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index f8fb327407cd..a71ed935f1c4 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -1088,9 +1088,13 @@ bool drm_edid_block_valid(u8 *raw_edid, int block, bool print_bad_edid) bad: if (print_bad_edid) { - printk(KERN_ERR "Raw EDID:\n"); - print_hex_dump(KERN_ERR, " \t", DUMP_PREFIX_NONE, 16, 1, + if (drm_edid_is_zero(raw_edid, EDID_LENGTH)) { + printk(KERN_ERR "EDID block is all zeroes\n"); + } else { + printk(KERN_ERR "Raw EDID:\n"); + print_hex_dump(KERN_ERR, " \t", DUMP_PREFIX_NONE, 16, 1, raw_edid, EDID_LENGTH, false); + } } return false; } |