Generic fbdev emulation is a DRM client. Drivers should invoke the setup function, but not depend on its success. Hence remove the return value.
Signed-off-by: Thomas Zimmermann <[email protected]> --- drivers/gpu/drm/drm_fb_helper.c | 18 ++++++++---------- include/drm/drm_fb_helper.h | 5 +++-- 2 files changed, 11 insertions(+), 12 deletions(-) diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 165c8dab50797..24db97eee53d4 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -2186,11 +2186,9 @@ static const struct drm_client_funcs drm_fbdev_client_funcs = { * Setup will be retried on the next hotplug event. * * The fbdev is destroyed by drm_dev_unregister(). - * - * Returns: - * Zero on success or negative error code on failure. */ -int drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp) +void drm_fbdev_generic_setup(struct drm_device *dev, + unsigned int preferred_bpp) { struct drm_fb_helper *fb_helper; int ret; @@ -2198,17 +2196,19 @@ int drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp) WARN(dev->fb_helper, "fb_helper is already set!\n"); if (!drm_fbdev_emulation) - return 0; + return; fb_helper = kzalloc(sizeof(*fb_helper), GFP_KERNEL); - if (!fb_helper) - return -ENOMEM; + if (!fb_helper) { + drm_err(dev, "Failed to allocate fb_helper\n"); + return; + } ret = drm_client_init(dev, &fb_helper->client, "fbdev", &drm_fbdev_client_funcs); if (ret) { kfree(fb_helper); drm_err(dev, "Failed to register client: %d\n", ret); - return ret; + return; } if (!preferred_bpp) @@ -2222,8 +2222,6 @@ int drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp) drm_dbg_kms(dev, "client hotplug ret=%d\n", ret); drm_client_register(&fb_helper->client); - - return 0; } EXPORT_SYMBOL(drm_fbdev_generic_setup); diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h index 208dbf87afa3e..fb037be83997d 100644 --- a/include/drm/drm_fb_helper.h +++ b/include/drm/drm_fb_helper.h @@ -269,7 +269,8 @@ int drm_fb_helper_debug_leave(struct fb_info *info); void drm_fb_helper_lastclose(struct drm_device *dev); void drm_fb_helper_output_poll_changed(struct drm_device *dev); -int drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp); +void drm_fbdev_generic_setup(struct drm_device *dev, + unsigned int preferred_bpp); #else static inline void drm_fb_helper_prepare(struct drm_device *dev, struct drm_fb_helper *helper, @@ -443,7 +444,7 @@ static inline void drm_fb_helper_output_poll_changed(struct drm_device *dev) { } -static inline int +static inline void drm_fbdev_generic_setup(struct drm_device *dev, unsigned int preferred_bpp) { return 0; -- 2.26.0 _______________________________________________ dri-devel mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/dri-devel
