Commit 141670e9 authored by Ville Syrjälä's avatar Ville Syrjälä Committed by Dave Airlie
Browse files

drm: Move drm_format_num_planes() to drm_crtc.c 



There will be a need for this function in drm_crtc.c later. This
avoids making drm_crtc.c depend on drm_crtc_helper.c.

Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent ae85226e

drivers/gpu/drm/drm_crtc.c

+32 −0
Original line number Diff line number Diff line
@@ -3466,3 +3466,35 @@ void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth, 
	}

}

EXPORT_SYMBOL(drm_fb_get_bpp_depth);



/**

 * drm_format_num_planes - get the number of planes for format

 * @format: pixel format (DRM_FORMAT_*)

 *

 * RETURNS:

 * The number of planes used by the specified pixel format.

 */

int drm_format_num_planes(uint32_t format)

{

	switch (format) {

	case DRM_FORMAT_YUV410:

	case DRM_FORMAT_YVU410:

	case DRM_FORMAT_YUV411:

	case DRM_FORMAT_YVU411:

	case DRM_FORMAT_YUV420:

	case DRM_FORMAT_YVU420:

	case DRM_FORMAT_YUV422:

	case DRM_FORMAT_YVU422:

	case DRM_FORMAT_YUV444:

	case DRM_FORMAT_YVU444:

		return 3;

	case DRM_FORMAT_NV12:

	case DRM_FORMAT_NV21:

	case DRM_FORMAT_NV16:

	case DRM_FORMAT_NV61:

		return 2;

	default:

		return 1;

	}

}

EXPORT_SYMBOL(drm_format_num_planes);

drivers/gpu/drm/drm_crtc_helper.c

+0 −33
Original line number Diff line number Diff line
@@ -1023,36 +1023,3 @@ void drm_helper_hpd_irq_event(struct drm_device *dev) 
		queue_delayed_work(system_nrt_wq, &dev->mode_config.output_poll_work, 0);

}

EXPORT_SYMBOL(drm_helper_hpd_irq_event);
 




/**

 * drm_format_num_planes - get the number of planes for format

 * @format: pixel format (DRM_FORMAT_*)

 *

 * RETURNS:

 * The number of planes used by the specified pixel format.

 */

int drm_format_num_planes(uint32_t format)

{

	switch (format) {

	case DRM_FORMAT_YUV410:

	case DRM_FORMAT_YVU410:

	case DRM_FORMAT_YUV411:

	case DRM_FORMAT_YVU411:

	case DRM_FORMAT_YUV420:

	case DRM_FORMAT_YVU420:

	case DRM_FORMAT_YUV422:

	case DRM_FORMAT_YVU422:

	case DRM_FORMAT_YUV444:

	case DRM_FORMAT_YVU444:

		return 3;

	case DRM_FORMAT_NV12:

	case DRM_FORMAT_NV21:

	case DRM_FORMAT_NV16:

	case DRM_FORMAT_NV61:

		return 2;

	default:

		return 1;

	}

}

EXPORT_SYMBOL(drm_format_num_planes);

include/drm/drm_crtc.h

+2 −0
Original line number Diff line number Diff line
@@ -1026,4 +1026,6 @@ extern int drm_mode_destroy_dumb_ioctl(struct drm_device *dev, 


extern void drm_fb_get_bpp_depth(uint32_t format, unsigned int *depth,

				 int *bpp);

extern int drm_format_num_planes(uint32_t format);



#endif /* __DRM_CRTC_H__ */

include/drm/drm_crtc_helper.h

+0 −2
Original line number Diff line number Diff line
@@ -145,6 +145,4 @@ extern void drm_helper_hpd_irq_event(struct drm_device *dev); 
extern void drm_kms_helper_poll_disable(struct drm_device *dev);

extern void drm_kms_helper_poll_enable(struct drm_device *dev);



extern int drm_format_num_planes(uint32_t format);



#endif