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drm: export cmdline and preferred mode functions from fb helper 

This allows drivers to use them in custom initial_config functions.

Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Acked-by: Dave Airlie <airlied@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Jesse Barnes 2014-02-12 12:26:24 -08:00 committed by Daniel Vetter
parent bbb5eebf03
commit 2f1046f304
2 changed files with 10 additions and 2 deletions
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6
drivers/gpu/drm/drm_fb_helper.c
View File

@ -1136,7 +1136,7 @@ static int drm_fb_helper_probe_connector_modes(struct drm_fb_helper *fb_helper,
return count;
}
static struct drm_display_mode *drm_has_preferred_mode(struct drm_fb_helper_connector *fb_connector, int width, int height)
struct drm_display_mode *drm_has_preferred_mode(struct drm_fb_helper_connector *fb_connector, int width, int height)
{
struct drm_display_mode *mode;
@ -1149,6 +1149,7 @@ static struct drm_display_mode *drm_has_preferred_mode(struct drm_fb_helper_conn
}
return NULL;
}
EXPORT_SYMBOL(drm_has_preferred_mode);
static bool drm_has_cmdline_mode(struct drm_fb_helper_connector *fb_connector)
{
@ -1157,7 +1158,7 @@ static bool drm_has_cmdline_mode(struct drm_fb_helper_connector *fb_connector)
return cmdline_mode->specified;
}
static struct drm_display_mode *drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn,
struct drm_display_mode *drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn,
int width, int height)
{
struct drm_cmdline_mode *cmdline_mode;
@ -1197,6 +1198,7 @@ create_mode:
list_add(&mode->head, &fb_helper_conn->connector->modes);
return mode;
}
EXPORT_SYMBOL(drm_pick_cmdline_mode);
static bool drm_connector_enabled(struct drm_connector *connector, bool strict)
{

6
include/drm/drm_fb_helper.h
View File

@ -121,5 +121,11 @@ bool drm_fb_helper_initial_config(struct drm_fb_helper *fb_helper, int bpp_sel);
int drm_fb_helper_single_add_all_connectors(struct drm_fb_helper *fb_helper);
int drm_fb_helper_debug_enter(struct fb_info *info);
int drm_fb_helper_debug_leave(struct fb_info *info);
struct drm_display_mode *
drm_has_preferred_mode(struct drm_fb_helper_connector *fb_connector,
int width, int height);
struct drm_display_mode *
drm_pick_cmdline_mode(struct drm_fb_helper_connector *fb_helper_conn,
int width, int height);
#endif