diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2022-09-27 20:00:05 +0300 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2022-10-05 01:18:11 +0300 |
| commit | dd3abfe4e6b679e4258f922540da2277f962eb1f (patch) | |
| tree | ff28d4c195f19a002b3fc3bdc42b9031f02349dd /drivers/gpu/drm/drm_edid.c | |
| parent | f72f9529b0ba69d0d00563f54868c5efbf00e88d (diff) | |
| download | linux-dd3abfe4e6b679e4258f922540da2277f962eb1f.tar.xz | |
drm/edid: Make version checks less convoluted
Get rid of the confusing version_greater() stuff and
simply compare edid->revision directly everwhere. Half
the places already did it this way, and since we actually
reject any EDID with edid->version!=1 it's a perfectly
sane thing to do.
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220927170006.27855-9-ville.syrjala@linux.intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_edid.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid.c | 25 |
1 files changed, 8 insertions, 17 deletions
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 075ed4e7eae9..73c614efc132 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -1572,15 +1572,6 @@ struct drm_edid { const struct edid *edid; }; -static bool version_greater(const struct drm_edid *drm_edid, - u8 version, u8 revision) -{ - const struct edid *edid = drm_edid->edid; - - return edid->version > version || - (edid->version == version && edid->revision > revision); -} - static int edid_hfeeodb_extension_block_count(const struct edid *edid); static int edid_hfeeodb_block_count(const struct edid *edid) @@ -3652,7 +3643,7 @@ do_inferred_modes(const struct detailed_timing *timing, void *c) closure->drm_edid, timing); - if (!version_greater(closure->drm_edid, 1, 1)) + if (closure->drm_edid->edid->revision < 2) return; /* GTF not defined yet */ switch (range->flags) { @@ -3667,7 +3658,7 @@ do_inferred_modes(const struct detailed_timing *timing, void *c) timing); break; case DRM_EDID_CVT_SUPPORT_FLAG: - if (!version_greater(closure->drm_edid, 1, 3)) + if (closure->drm_edid->edid->revision < 4) break; closure->modes += drm_cvt_modes_for_range(closure->connector, @@ -3688,7 +3679,7 @@ static int add_inferred_modes(struct drm_connector *connector, .drm_edid = drm_edid, }; - if (version_greater(drm_edid, 1, 0)) + if (drm_edid->edid->revision >= 1) drm_for_each_detailed_block(drm_edid, do_inferred_modes, &closure); return closure.modes; @@ -3765,7 +3756,7 @@ static int add_established_modes(struct drm_connector *connector, } } - if (version_greater(drm_edid, 1, 0)) + if (edid->revision >= 1) drm_for_each_detailed_block(drm_edid, do_established_modes, &closure); @@ -3820,7 +3811,7 @@ static int add_standard_modes(struct drm_connector *connector, } } - if (version_greater(drm_edid, 1, 0)) + if (drm_edid->edid->revision >= 1) drm_for_each_detailed_block(drm_edid, do_standard_modes, &closure); @@ -3900,7 +3891,7 @@ add_cvt_modes(struct drm_connector *connector, const struct drm_edid *drm_edid) .drm_edid = drm_edid, }; - if (version_greater(drm_edid, 1, 2)) + if (drm_edid->edid->revision >= 3) drm_for_each_detailed_block(drm_edid, do_cvt_mode, &closure); /* XXX should also look for CVT codes in VTB blocks */ @@ -3955,7 +3946,7 @@ static int add_detailed_modes(struct drm_connector *connector, .quirks = quirks, }; - if (version_greater(drm_edid, 1, 3)) + if (drm_edid->edid->revision >= 4) closure.preferred = true; /* first detailed timing is always preferred */ else closure.preferred = @@ -6152,7 +6143,7 @@ static void drm_get_monitor_range(struct drm_connector *connector, { struct drm_display_info *info = &connector->display_info; - if (!version_greater(drm_edid, 1, 3)) + if (drm_edid->edid->revision < 4) return; if (!(drm_edid->edid->features & DRM_EDID_FEATURE_CONTINUOUS_FREQ)) |