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drm/imx: Make pipe number unsigned 

There's no reason whatsoever why this should ever be negative. The same
goes for the number of pipes added to the DRM device.

Cc: Philipp Zabel <p.zabel@pengutronix.de>
Acked-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1450178476-26284-4-git-send-email-boris.brezillon@free-electrons.com
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Thierry Reding 2015-12-15 12:20:51 +01:00 committed by Daniel Vetter
parent 20143598f7
commit d2ab8ad971
2 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/gpu/drm/imx/imx-drm-core.c
View File

@ -39,13 +39,13 @@ struct imx_drm_component {
struct imx_drm_device {
struct drm_device *drm;
struct imx_drm_crtc *crtc[MAX_CRTC];
int pipes;
unsigned int pipes;
struct drm_fbdev_cma *fbhelper;
};
struct imx_drm_crtc {
struct drm_crtc *crtc;
int pipe;
unsigned int pipe;
struct imx_drm_crtc_helper_funcs imx_drm_helper_funcs;
};
@ -54,7 +54,7 @@ static int legacyfb_depth = 16;
module_param(legacyfb_depth, int, 0444);
#endif
int imx_drm_crtc_id(struct imx_drm_crtc *crtc)
unsigned int imx_drm_crtc_id(struct imx_drm_crtc *crtc)
{
return crtc->pipe;
}

2
drivers/gpu/drm/imx/imx-drm.h
View File

@ -13,7 +13,7 @@ struct drm_plane;
struct imx_drm_crtc;
struct platform_device;
int imx_drm_crtc_id(struct imx_drm_crtc *crtc);
unsigned int imx_drm_crtc_id(struct imx_drm_crtc *crtc);
struct imx_drm_crtc_helper_funcs {
int (*enable_vblank)(struct drm_crtc *crtc);