drm/fb_helper: Rename field fbdev to info in struct drm_fb_helper

Rename struct drm_fb_helper.fbdev to info. The current name is
misleading as it overlaps with generic fbdev naming conventions.
Adapt to the usual naming in fbdev drivers by calling the field
'info'. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20221103151446.2638-13-tzimmermann@suse.de

6 files changed, 36 insertions, 37 deletions

diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index 71edb80fe0fb..480bf4f568b7 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -368,7 +368,7 @@ static void drm_fb_helper_resume_worker(struct work_struct *work)
 						    resume_work);
 
 	console_lock();
-	fb_set_suspend(helper->fbdev, 0);
+	fb_set_suspend(helper->info, 0);
 	console_unlock();
 }
 
@@ -401,7 +401,7 @@ static void drm_fb_helper_damage_blit_real(struct drm_fb_helper *fb_helper,
 		break;
 	}
 
-	src = fb_helper->fbdev->screen_buffer + offset;
+	src = fb_helper->info->screen_buffer + offset;
 	iosys_map_incr(dst, offset); /* go to first pixel within clip rect */
 
 	for (y = clip->y1; y < clip->y2; y++) {
@@ -598,7 +598,7 @@ struct fb_info *drm_fb_helper_alloc_fbi(struct drm_fb_helper *fb_helper)
 		goto err_free_cmap;
 	}
 
-	fb_helper->fbdev = info;
+	fb_helper->info = info;
 	info->skip_vt_switch = true;
 
 	return info;
@@ -621,8 +621,8 @@ EXPORT_SYMBOL(drm_fb_helper_alloc_fbi);
  */
 void drm_fb_helper_unregister_fbi(struct drm_fb_helper *fb_helper)
 {
-	if (fb_helper && fb_helper->fbdev)
-		unregister_framebuffer(fb_helper->fbdev);
+	if (fb_helper && fb_helper->info)
+		unregister_framebuffer(fb_helper->info);
 }
 EXPORT_SYMBOL(drm_fb_helper_unregister_fbi);
 
@@ -647,13 +647,13 @@ void drm_fb_helper_fini(struct drm_fb_helper *fb_helper)
 	cancel_work_sync(&fb_helper->resume_work);
 	cancel_work_sync(&fb_helper->damage_work);
 
-	info = fb_helper->fbdev;
+	info = fb_helper->info;
 	if (info) {
 		if (info->cmap.len)
 			fb_dealloc_cmap(&info->cmap);
 		framebuffer_release(info);
 	}
-	fb_helper->fbdev = NULL;
+	fb_helper->info = NULL;
 
 	mutex_lock(&kernel_fb_helper_lock);
 	if (!list_empty(&fb_helper->kernel_fb_list)) {
@@ -914,8 +914,8 @@ EXPORT_SYMBOL(drm_fb_helper_cfb_imageblit);
  */
 void drm_fb_helper_set_suspend(struct drm_fb_helper *fb_helper, bool suspend)
 {
-	if (fb_helper && fb_helper->fbdev)
-		fb_set_suspend(fb_helper->fbdev, suspend);
+	if (fb_helper && fb_helper->info)
+		fb_set_suspend(fb_helper->info, suspend);
 }
 EXPORT_SYMBOL(drm_fb_helper_set_suspend);
 
@@ -938,20 +938,20 @@ EXPORT_SYMBOL(drm_fb_helper_set_suspend);
 void drm_fb_helper_set_suspend_unlocked(struct drm_fb_helper *fb_helper,
 					bool suspend)
 {
-	if (!fb_helper || !fb_helper->fbdev)
+	if (!fb_helper || !fb_helper->info)
 		return;
 
 	/* make sure there's no pending/ongoing resume */
 	flush_work(&fb_helper->resume_work);
 
 	if (suspend) {
-		if (fb_helper->fbdev->state != FBINFO_STATE_RUNNING)
+		if (fb_helper->info->state != FBINFO_STATE_RUNNING)
 			return;
 
 		console_lock();
 
 	} else {
-		if (fb_helper->fbdev->state == FBINFO_STATE_RUNNING)
+		if (fb_helper->info->state == FBINFO_STATE_RUNNING)
 			return;
 
 		if (!console_trylock()) {
@@ -960,7 +960,7 @@ void drm_fb_helper_set_suspend_unlocked(struct drm_fb_helper *fb_helper,
 		}
 	}
 
-	fb_set_suspend(fb_helper->fbdev, suspend);
+	fb_set_suspend(fb_helper->info, suspend);
 	console_unlock();
 }
 EXPORT_SYMBOL(drm_fb_helper_set_suspend_unlocked);
@@ -1850,7 +1850,7 @@ EXPORT_SYMBOL(drm_fb_helper_fill_info);
 /*
  * This is a continuation of drm_setup_crtcs() that sets up anything related
  * to the framebuffer. During initialization, drm_setup_crtcs() is called before
- * the framebuffer has been allocated (fb_helper->fb and fb_helper->fbdev).
+ * the framebuffer has been allocated (fb_helper->fb and fb_helper->info).
  * So, any setup that touches those fields needs to be done here instead of in
  * drm_setup_crtcs().
  */
@@ -1858,7 +1858,7 @@ static void drm_setup_crtcs_fb(struct drm_fb_helper *fb_helper)
 {
 	struct drm_client_dev *client = &fb_helper->client;
 	struct drm_connector_list_iter conn_iter;
-	struct fb_info *info = fb_helper->fbdev;
+	struct fb_info *info = fb_helper->info;
 	unsigned int rotation, sw_rotations = 0;
 	struct drm_connector *connector;
 	struct drm_mode_set *modeset;
@@ -1942,7 +1942,7 @@ __drm_fb_helper_initial_config_and_unlock(struct drm_fb_helper *fb_helper,
 
 	fb_helper->deferred_setup = false;
 
-	info = fb_helper->fbdev;
+	info = fb_helper->info;
 	info->var.pixclock = 0;
 	/* Shamelessly allow physical address leaking to userspace */
 #if IS_ENABLED(CONFIG_DRM_FBDEV_LEAK_PHYS_SMEM)
@@ -2077,7 +2077,7 @@ int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper)
 	drm_setup_crtcs_fb(fb_helper);
 	mutex_unlock(&fb_helper->lock);
 
-	drm_fb_helper_set_par(fb_helper->fbdev);
+	drm_fb_helper_set_par(fb_helper->info);
 
 	return 0;
 }
@@ -2135,7 +2135,7 @@ static int drm_fbdev_fb_release(struct fb_info *info, int user)
 
 static void drm_fbdev_cleanup(struct drm_fb_helper *fb_helper)
 {
-	struct fb_info *fbi = fb_helper->fbdev;
+	struct fb_info *fbi = fb_helper->info;
 	void *shadow = NULL;
 
 	if (!fb_helper->dev)
@@ -2495,7 +2495,7 @@ static void drm_fbdev_client_unregister(struct drm_client_dev *client)
 {
 	struct drm_fb_helper *fb_helper = drm_fb_helper_from_client(client);
 
-	if (fb_helper->fbdev)
+	if (fb_helper->info)
 		/* drm_fbdev_fb_destroy() takes care of cleanup */
 		drm_fb_helper_unregister_fbi(fb_helper);
 	else
@@ -2546,7 +2546,7 @@ err_cleanup:
 	drm_fbdev_cleanup(fb_helper);
 err:
 	fb_helper->dev = NULL;
-	fb_helper->fbdev = NULL;
+	fb_helper->info = NULL;
 
 	drm_err(dev, "fbdev: Failed to setup generic emulation (ret=%d)\n", ret);
 
diff --git a/drivers/gpu/drm/i915/display/intel_fbdev.c b/drivers/gpu/drm/i915/display/intel_fbdev.c
index ab385d18ddcc..d533ecd45102 100644
--- a/drivers/gpu/drm/i915/display/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/display/intel_fbdev.c
@@ -627,7 +627,7 @@ void intel_fbdev_set_suspend(struct drm_device *dev, int state, bool synchronous
 	if (!ifbdev || !ifbdev->vma)
 		goto set_suspend;
 
-	info = ifbdev->helper.fbdev;
+	info = ifbdev->helper.info;
 
 	if (synchronous) {
 		/* Flush any pending work to turn the console on, and then
diff --git a/drivers/gpu/drm/nouveau/nouveau_fbcon.c b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
index 3c7e0c9d6baf..ac4bd529ae2e 100644
--- a/drivers/gpu/drm/nouveau/nouveau_fbcon.c
+++ b/drivers/gpu/drm/nouveau/nouveau_fbcon.c
@@ -231,9 +231,9 @@ void
 nouveau_fbcon_accel_save_disable(struct drm_device *dev)
 {
 	struct nouveau_drm *drm = nouveau_drm(dev);
-	if (drm->fbcon && drm->fbcon->helper.fbdev) {
-		drm->fbcon->saved_flags = drm->fbcon->helper.fbdev->flags;
-		drm->fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
+	if (drm->fbcon && drm->fbcon->helper.info) {
+		drm->fbcon->saved_flags = drm->fbcon->helper.info->flags;
+		drm->fbcon->helper.info->flags |= FBINFO_HWACCEL_DISABLED;
 	}
 }
 
@@ -241,9 +241,8 @@ void
 nouveau_fbcon_accel_restore(struct drm_device *dev)
 {
 	struct nouveau_drm *drm = nouveau_drm(dev);
-	if (drm->fbcon && drm->fbcon->helper.fbdev) {
-		drm->fbcon->helper.fbdev->flags = drm->fbcon->saved_flags;
-	}
+	if (drm->fbcon && drm->fbcon->helper.info)
+		drm->fbcon->helper.info->flags = drm->fbcon->saved_flags;
 }
 
 static void
@@ -253,8 +252,8 @@ nouveau_fbcon_accel_fini(struct drm_device *dev)
 	struct nouveau_fbdev *fbcon = drm->fbcon;
 	if (fbcon && drm->channel) {
 		console_lock();
-		if (fbcon->helper.fbdev)
-			fbcon->helper.fbdev->flags |= FBINFO_HWACCEL_DISABLED;
+		if (fbcon->helper.info)
+			fbcon->helper.info->flags |= FBINFO_HWACCEL_DISABLED;
 		console_unlock();
 		nouveau_channel_idle(drm->channel);
 		nvif_object_dtor(&fbcon->twod);
@@ -272,7 +271,7 @@ nouveau_fbcon_accel_init(struct drm_device *dev)
 {
 	struct nouveau_drm *drm = nouveau_drm(dev);
 	struct nouveau_fbdev *fbcon = drm->fbcon;
-	struct fb_info *info = fbcon->helper.fbdev;
+	struct fb_info *info = fbcon->helper.info;
 	int ret;
 
 	if (drm->client.device.info.family < NV_DEVICE_INFO_V0_TESLA)
@@ -290,7 +289,7 @@ nouveau_fbcon_accel_init(struct drm_device *dev)
 static void
 nouveau_fbcon_zfill(struct drm_device *dev, struct nouveau_fbdev *fbcon)
 {
-	struct fb_info *info = fbcon->helper.fbdev;
+	struct fb_info *info = fbcon->helper.info;
 	struct fb_fillrect rect;
 
 	/* Clear the entire fbcon.  The drm will program every connector
@@ -586,8 +585,8 @@ nouveau_fbcon_init(struct drm_device *dev)
 	if (ret)
 		goto fini;
 
-	if (fbcon->helper.fbdev)
-		fbcon->helper.fbdev->pixmap.buf_align = 4;
+	if (fbcon->helper.info)
+		fbcon->helper.info->pixmap.buf_align = 4;
 	return 0;
 
 fini:
diff --git a/drivers/gpu/drm/omapdrm/omap_fbdev.c b/drivers/gpu/drm/omapdrm/omap_fbdev.c
index ed67dd25794c..92d505be53e0 100644
--- a/drivers/gpu/drm/omapdrm/omap_fbdev.c
+++ b/drivers/gpu/drm/omapdrm/omap_fbdev.c
@@ -38,7 +38,7 @@ static struct drm_fb_helper *get_fb(struct fb_info *fbi);
 static void pan_worker(struct work_struct *work)
 {
 	struct omap_fbdev *fbdev = container_of(work, struct omap_fbdev, work);
-	struct fb_info *fbi = fbdev->base.fbdev;
+	struct fb_info *fbi = fbdev->base.info;
 	int npages;
 
 	/* DMM roll shifts in 4K pages: */
diff --git a/drivers/gpu/drm/tegra/fb.c b/drivers/gpu/drm/tegra/fb.c
index bce71c0ccc9e..6fe24535d0e4 100644
--- a/drivers/gpu/drm/tegra/fb.c
+++ b/drivers/gpu/drm/tegra/fb.c
@@ -261,7 +261,7 @@ static int tegra_fbdev_probe(struct drm_fb_helper *helper,
 
 	fb = fbdev->fb;
 	helper->fb = fb;
-	helper->fbdev = info;
+	helper->info = info;
 
 	info->fbops = &tegra_fb_ops;
 
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
index e92308952289..d83e2d8e92eb 100644
--- a/include/drm/drm_fb_helper.h
+++ b/include/drm/drm_fb_helper.h
@@ -96,7 +96,7 @@ struct drm_fb_helper_funcs {
  * @fb: Scanout framebuffer object
  * @dev: DRM device
  * @funcs: driver callbacks for fb helper
- * @fbdev: emulated fbdev device info struct
+ * @info: emulated fbdev device info struct
  * @pseudo_palette: fake palette of 16 colors
  * @damage_clip: clip rectangle used with deferred_io to accumulate damage to
  *                the screen buffer
@@ -127,7 +127,7 @@ struct drm_fb_helper {
 	struct drm_framebuffer *fb;
 	struct drm_device *dev;
 	const struct drm_fb_helper_funcs *funcs;
-	struct fb_info *fbdev;
+	struct fb_info *info;
 	u32 pseudo_palette[17];
 	struct drm_clip_rect damage_clip;
 	spinlock_t damage_lock;