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BAYES_HAM(-3.00)[100.00%]; DWL_DNSWL_MED(-2.00)[suse.de:dkim]; MID_CONTAINS_FROM(1.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; R_MISSING_CHARSET(0.50)[]; R_DKIM_ALLOW(-0.20)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MX_GOOD(-0.01)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; FREEMAIL_TO(0.00)[redhat.com,gmail.com,ffwll.ch]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; ARC_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; FUZZY_BLOCKED(0.00)[rspamd.com]; RCVD_TLS_ALL(0.00)[]; DKIM_TRACE(0.00)[suse.de:+]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo,imap1.dmz-prg2.suse.org:rdns]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCPT_COUNT_SEVEN(0.00)[9]; R_RATELIMIT(0.00)[to_ip_from(RLqtkr6cif1ebgurukgmwdm7xc),to(RLbwen1niosrcqbxsafh1)]; FREEMAIL_ENVRCPT(0.00)[gmail.com] X-Rspamd-Server: rspamd2.dmz-prg2.suse.org X-Rspamd-Action: no action X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" The old setup function drm_fbdev_ttm_setup() is unused. Remove it and its internal callbacks. New drivers should call drm_client_setup() instead. Signed-off-by: Thomas Zimmermann Acked-by: Javier Martinez Canillas --- drivers/gpu/drm/drm_fbdev_ttm.c | 119 -------------------------------- include/drm/drm_fbdev_ttm.h | 6 -- 2 files changed, 125 deletions(-) diff --git a/drivers/gpu/drm/drm_fbdev_ttm.c b/drivers/gpu/drm/drm_fbdev_ttm.c index d799cbe944cd..73d35d59590c 100644 --- a/drivers/gpu/drm/drm_fbdev_ttm.c +++ b/drivers/gpu/drm/drm_fbdev_ttm.c @@ -65,15 +65,6 @@ static const struct fb_ops drm_fbdev_ttm_fb_ops = { .fb_destroy = drm_fbdev_ttm_fb_destroy, }; -/* - * This function uses the client API to create a framebuffer backed by a dumb buffer. - */ -static int drm_fbdev_ttm_helper_fb_probe(struct drm_fb_helper *fb_helper, - struct drm_fb_helper_surface_size *sizes) -{ - return drm_fbdev_ttm_driver_fbdev_probe(fb_helper, sizes); -} - static void drm_fbdev_ttm_damage_blit_real(struct drm_fb_helper *fb_helper, struct drm_clip_rect *clip, struct iosys_map *dst) @@ -172,7 +163,6 @@ static int drm_fbdev_ttm_helper_fb_dirty(struct drm_fb_helper *helper, } static const struct drm_fb_helper_funcs drm_fbdev_ttm_helper_funcs = { - .fb_probe = drm_fbdev_ttm_helper_fb_probe, .fb_dirty = drm_fbdev_ttm_helper_fb_dirty, }; @@ -251,112 +241,3 @@ int drm_fbdev_ttm_driver_fbdev_probe(struct drm_fb_helper *fb_helper, return ret; } EXPORT_SYMBOL(drm_fbdev_ttm_driver_fbdev_probe); - -static void drm_fbdev_ttm_client_unregister(struct drm_client_dev *client) -{ - struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client); - - if (fb_helper->info) { - drm_fb_helper_unregister_info(fb_helper); - } else { - drm_client_release(&fb_helper->client); - drm_fb_helper_unprepare(fb_helper); - kfree(fb_helper); - } -} - -static int drm_fbdev_ttm_client_restore(struct drm_client_dev *client) -{ - drm_fb_helper_lastclose(client->dev); - - return 0; -} - -static int drm_fbdev_ttm_client_hotplug(struct drm_client_dev *client) -{ - struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client); - struct drm_device *dev = client->dev; - int ret; - - if (dev->fb_helper) - return drm_fb_helper_hotplug_event(dev->fb_helper); - - ret = drm_fb_helper_init(dev, fb_helper); - if (ret) - goto err_drm_err; - - if (!drm_drv_uses_atomic_modeset(dev)) - drm_helper_disable_unused_functions(dev); - - ret = drm_fb_helper_initial_config(fb_helper); - if (ret) - goto err_drm_fb_helper_fini; - - return 0; - -err_drm_fb_helper_fini: - drm_fb_helper_fini(fb_helper); -err_drm_err: - drm_err(dev, "fbdev: Failed to setup emulation (ret=%d)\n", ret); - return ret; -} - -static const struct drm_client_funcs drm_fbdev_ttm_client_funcs = { - .owner = THIS_MODULE, - .unregister = drm_fbdev_ttm_client_unregister, - .restore = drm_fbdev_ttm_client_restore, - .hotplug = drm_fbdev_ttm_client_hotplug, -}; - -/** - * drm_fbdev_ttm_setup() - Setup fbdev emulation for TTM-based drivers - * @dev: DRM device - * @preferred_bpp: Preferred bits per pixel for the device. - * - * This function sets up fbdev emulation for TTM-based drivers that support - * dumb buffers with a virtual address and that can be mmap'ed. - * drm_fbdev_ttm_setup() shall be called after the DRM driver registered - * the new DRM device with drm_dev_register(). - * - * Restore, hotplug events and teardown are all taken care of. Drivers that do - * suspend/resume need to call drm_fb_helper_set_suspend_unlocked() themselves. - * Simple drivers might use drm_mode_config_helper_suspend(). - * - * In order to provide fixed mmap-able memory ranges, fbdev emulation - * uses a shadow buffer in system memory. The implementation blits the shadow - * fbdev buffer onto the real buffer in regular intervals. - * - * This function is safe to call even when there are no connectors present. - * Setup will be retried on the next hotplug event. - * - * The fbdev is destroyed by drm_dev_unregister(). - */ -void drm_fbdev_ttm_setup(struct drm_device *dev, unsigned int preferred_bpp) -{ - struct drm_fb_helper *fb_helper; - int ret; - - drm_WARN(dev, !dev->registered, "Device has not been registered.\n"); - drm_WARN(dev, dev->fb_helper, "fb_helper is already set!\n"); - - fb_helper = kzalloc(sizeof(*fb_helper), GFP_KERNEL); - if (!fb_helper) - return; - drm_fb_helper_prepare(dev, fb_helper, preferred_bpp, &drm_fbdev_ttm_helper_funcs); - - ret = drm_client_init(dev, &fb_helper->client, "fbdev", &drm_fbdev_ttm_client_funcs); - if (ret) { - drm_err(dev, "Failed to register client: %d\n", ret); - goto err_drm_client_init; - } - - drm_client_register(&fb_helper->client); - - return; - -err_drm_client_init: - drm_fb_helper_unprepare(fb_helper); - kfree(fb_helper); - return; -} -EXPORT_SYMBOL(drm_fbdev_ttm_setup); diff --git a/include/drm/drm_fbdev_ttm.h b/include/drm/drm_fbdev_ttm.h index 243685d02eb1..ad4a10bb4c78 100644 --- a/include/drm/drm_fbdev_ttm.h +++ b/include/drm/drm_fbdev_ttm.h @@ -5,7 +5,6 @@ #include -struct drm_device; struct drm_fb_helper; struct drm_fb_helper_surface_size; @@ -15,14 +14,9 @@ int drm_fbdev_ttm_driver_fbdev_probe(struct drm_fb_helper *fb_helper, #define DRM_FBDEV_TTM_DRIVER_OPS \ .fbdev_probe = drm_fbdev_ttm_driver_fbdev_probe - -void drm_fbdev_ttm_setup(struct drm_device *dev, unsigned int preferred_bpp); #else #define DRM_FBDEV_TTM_DRIVER_OPS \ .fbdev_probe = NULL - -static inline void drm_fbdev_ttm_setup(struct drm_device *dev, unsigned int preferred_bpp) -{ } #endif #endif