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| author |   Jani Nikula <jani.nikula@intel.com> | 2017-09-18 21:20:03 +0300 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2017-09-19 18:11:45 +0300 |
| commit | ac6c35a4d8c77083525044a192cb1a8711381e94 (patch) | |
| tree | cde1cb4004507f0ee09bcb2895c14b165c29b067 /drivers/gpu/drm/drm_edid_load.c | |
| parent | drm: handle override and firmware EDID at drm_do_get_edid() level (diff) | |
| download | linux-dev-ac6c35a4d8c77083525044a192cb1a8711381e94.tar.xz linux-dev-ac6c35a4d8c77083525044a192cb1a8711381e94.zip | |
drm: add backwards compatibility support for drm_kms_helper.edid_firmware
Add drm_kms_helper.edid_firmware module parameter with param ops hooks
to set drm.edid_firmware instead, for backwards compatibility.
Suggested-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Cc: Abdiel Janulgue <abdiel.janulgue@linux.intel.com>
Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20170918182003.22238-2-jani.nikula@intel.com
Diffstat (limited to 'drivers/gpu/drm/drm_edid_load.c')
| -rw-r--r-- | drivers/gpu/drm/drm_edid_load.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_edid_load.c b/drivers/gpu/drm/drm_edid_load.c index 1c0495acf341..a4915099aaa9 100644 --- a/drivers/gpu/drm/drm_edid_load.c +++ b/drivers/gpu/drm/drm_edid_load.c @@ -31,6 +31,22 @@ module_param_string(edid_firmware, edid_firmware, sizeof(edid_firmware), 0644); MODULE_PARM_DESC(edid_firmware, "Do not probe monitor, use specified EDID blob " "from built-in data or /lib/firmware instead. "); +/* Use only for backward compatibility with drm_kms_helper.edid_firmware */ +int __drm_set_edid_firmware_path(const char *path) +{ + scnprintf(edid_firmware, sizeof(edid_firmware), "%s", path); + + return 0; +} +EXPORT_SYMBOL(__drm_set_edid_firmware_path); + +/* Use only for backward compatibility with drm_kms_helper.edid_firmware */ +int __drm_get_edid_firmware_path(char *buf, size_t bufsize) +{ + return scnprintf(buf, bufsize, "%s", edid_firmware); +} +EXPORT_SYMBOL(__drm_get_edid_firmware_path); + #define GENERIC_EDIDS 6 static const char * const generic_edid_name[GENERIC_EDIDS] = { "edid/800x600.bin", |