drm: Move drm_encoder_crtc_ok() to core

Using the new drm_crtc_mask() function, drm_encoder_crtc_ok() can now be
written in a significantly shorter way, so it can be moved to a header
file and be made static inline.

Signed-off-by: Thierry Reding <treding@nvidia.com>
This commit is contained in:
Thierry Reding 2014-01-13 14:33:20 +01:00
parent db5f7a6e78
commit 3d88736870
2 changed files with 13 additions and 13 deletions

View File

@ -324,19 +324,6 @@ void drm_helper_disable_unused_functions(struct drm_device *dev)
}
EXPORT_SYMBOL(drm_helper_disable_unused_functions);
/**
* drm_encoder_crtc_ok - can a given crtc drive a given encoder?
* @encoder: encoder to test
* @crtc: crtc to test
*
* Return false if @encoder can't be driven by @crtc, true otherwise.
*/
static bool drm_encoder_crtc_ok(struct drm_encoder *encoder,
struct drm_crtc *crtc)
{
return !!(encoder->possible_crtcs & drm_crtc_mask(crtc));
}
/*
* Check the CRTC we're going to map each output to vs. its current
* CRTC. If they don't match, we have to disable the output and the CRTC

View File

@ -963,6 +963,19 @@ extern int drm_encoder_init(struct drm_device *dev,
const struct drm_encoder_funcs *funcs,
int encoder_type);
/**
* drm_encoder_crtc_ok - can a given crtc drive a given encoder?
* @encoder: encoder to test
* @crtc: crtc to test
*
* Return false if @encoder can't be driven by @crtc, true otherwise.
*/
static inline bool drm_encoder_crtc_ok(struct drm_encoder *encoder,
struct drm_crtc *crtc)
{
return !!(encoder->possible_crtcs & drm_crtc_mask(crtc));
}
extern int drm_plane_init(struct drm_device *dev,
struct drm_plane *plane,
unsigned long possible_crtcs,