video: reunite fb devices with their hardware parent

So far, only sdlfb and efi associated the framebuffer device they
register with the hardware device providing it.

Follow suit for all other frame buffers.  This enables devinfo
to display parentage.

Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Link: https://lore.barebox.org/20210527124453.22710-1-a.fatoum@pengutronix.de
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

12 files changed, 14 insertions, 0 deletions

diff --git a/drivers/video/atmel_lcdfb_core.c b/drivers/video/atmel_lcdfb_core.c
index daabfe92d2..e7e420d38f 100644
--- a/drivers/video/atmel_lcdfb_core.c
+++ b/drivers/video/atmel_lcdfb_core.c
@@ -489,6 +489,7 @@ int atmel_lcdc_register(struct device_d *dev, struct atmel_lcdfb_devdata *data)
 		sinfo->dma_desc = dma_alloc_coherent(data->dma_desc_size,
 						     DMA_ADDRESS_BROKEN);
 
+	info->dev.parent = dev;
 	ret = register_framebuffer(info);
 	if (ret != 0) {
 		dev_err(dev, "Failed to register framebuffer\n");
diff --git a/drivers/video/bcm2835.c b/drivers/video/bcm2835.c
index 3d52f8b6b8..d808bc5c9f 100644
--- a/drivers/video/bcm2835.c
+++ b/drivers/video/bcm2835.c
@@ -118,6 +118,7 @@ static int bcm2835fb_probe(struct device_d *dev)
 	info->fbi.mode->xres = info->fbi.xres;
 	info->fbi.mode->yres = info->fbi.yres;
 
+	info->fbi.dev.parent = dev;
 	ret = register_framebuffer(&info->fbi);
 	if (ret) {
 		free(info);
diff --git a/drivers/video/bochs/bochs_hw.c b/drivers/video/bochs/bochs_hw.c
index 252350aebb..debdd36941 100644
--- a/drivers/video/bochs/bochs_hw.c
+++ b/drivers/video/bochs/bochs_hw.c
@@ -201,5 +201,6 @@ int bochs_hw_probe(struct device_d *dev, void __iomem *fb_map, void __iomem *mmi
 	fb->priv = bochs;
 	fb->fbops = &bochs_fb_ops;
 
+	fb->dev.parent = dev;
 	return register_framebuffer(fb);
 }
diff --git a/drivers/video/imx-ipu-fb.c b/drivers/video/imx-ipu-fb.c
index a3f195373b..f39b74676c 100644
--- a/drivers/video/imx-ipu-fb.c
+++ b/drivers/video/imx-ipu-fb.c
@@ -969,6 +969,7 @@ static int sdc_fb_register_overlay(struct ipu_fb_info *fbi, void *fb)
 
 	sdc_enable_channel(fbi, overlay->screen_base, IDMAC_SDC_1);
 
+	fbi->overlay.dev.parent = &fbi->info.dev;
 	ret = register_framebuffer(&fbi->overlay);
 	if (ret < 0) {
 		dev_err(fbi->dev, "failed to register framebuffer\n");
@@ -1039,6 +1040,7 @@ static int imxfb_probe(struct device_d *dev)
 
 	sdc_enable_channel(fbi, info->screen_base, IDMAC_SDC_0);
 
+	fbi->info.dev.parent = dev;
 	ret = register_framebuffer(&fbi->info);
 	if (ret < 0) {
 		dev_err(dev, "failed to register framebuffer\n");
diff --git a/drivers/video/imx-ipu-v3/ipufb.c b/drivers/video/imx-ipu-v3/ipufb.c
index 0b53916434..68e87ff3fb 100644
--- a/drivers/video/imx-ipu-v3/ipufb.c
+++ b/drivers/video/imx-ipu-v3/ipufb.c
@@ -336,6 +336,7 @@ static int ipufb_probe(struct device_d *dev)
 		if (ret)
 			dev_dbg(fbi->dev, "failed to get modes: %s\n", strerror(-ret));
 
+		info->dev.parent = dev;
 		ret = register_framebuffer(info);
 		if (ret < 0) {
 			dev_err(fbi->dev, "failed to register framebuffer\n");
diff --git a/drivers/video/imx.c b/drivers/video/imx.c
index e93859775a..f4f58b3ce3 100644
--- a/drivers/video/imx.c
+++ b/drivers/video/imx.c
@@ -514,6 +514,7 @@ static int imxfb_register_overlay(struct imxfb_info *fbi, void *fb)
 	overlay->blue   = rgb->blue;
 	overlay->transp = rgb->transp;
 
+	overlay->dev.parent = &fbi->info.dev;
 	ret = register_framebuffer(overlay);
 	if (ret < 0) {
 		dev_err(fbi->dev, "failed to register framebuffer\n");
@@ -592,6 +593,7 @@ static int imxfb_probe(struct device_d *dev)
 
 	imxfb_activate_var(&fbi->info);
 
+	fbi->info.dev.parent = dev;
 	ret = register_framebuffer(&fbi->info);
 	if (ret < 0) {
 		dev_err(dev, "failed to register framebuffer\n");
diff --git a/drivers/video/omap.c b/drivers/video/omap.c
index 009626fefc..52a68ef627 100644
--- a/drivers/video/omap.c
+++ b/drivers/video/omap.c
@@ -493,6 +493,7 @@ static int omapfb_probe(struct device_d *dev)
 		goto out;
 	}
 
+	info->dev.parent = dev;
 	rc = register_framebuffer(info);
 	if (rc < 0) {
 		dev_err(dev, "failed to register framebuffer: %d\n", rc);
diff --git a/drivers/video/pxa.c b/drivers/video/pxa.c
index a2ff4bce2a..45efa6b71d 100644
--- a/drivers/video/pxa.c
+++ b/drivers/video/pxa.c
@@ -533,6 +533,7 @@ static int pxafb_probe(struct device_d *dev)
 
 	pxafb_activate_var(fbi);
 
+	fbi->info.dev.parent = dev;
 	ret = register_framebuffer(&fbi->info);
 	if (ret < 0) {
 		dev_err(dev, "failed to register framebuffer\n");
diff --git a/drivers/video/s3c24xx.c b/drivers/video/s3c24xx.c
index 84ed0aee39..eb784162db 100644
--- a/drivers/video/s3c24xx.c
+++ b/drivers/video/s3c24xx.c
@@ -395,6 +395,7 @@ static int s3cfb_probe(struct device_d *hw_dev)
 	if (IS_ENABLED(CONFIG_DRIVER_VIDEO_S3C_VERBOSE))
 		hw_dev->info = s3cfb_info;
 
+	fbi.info.dev.parent = hw_dev;
 	ret = register_framebuffer(&fbi.info);
 	if (ret != 0) {
 		dev_err(hw_dev, "Failed to register framebuffer\n");
diff --git a/drivers/video/simplefb-client.c b/drivers/video/simplefb-client.c
index 2d0495f616..1f26ac5067 100644
--- a/drivers/video/simplefb-client.c
+++ b/drivers/video/simplefb-client.c
@@ -121,6 +121,7 @@ static int simplefb_probe(struct device_d *dev)
 		 info->xres, info->yres,
 		 info->bits_per_pixel, info->line_length);
 
+	info->dev.parent = dev;
 	ret = register_framebuffer(info);
 	if (ret < 0) {
 		dev_err(dev, "Unable to register simplefb: %d\n", ret);
diff --git a/drivers/video/ssd1307fb.c b/drivers/video/ssd1307fb.c
index 994f43dc5c..af5d6086e1 100644
--- a/drivers/video/ssd1307fb.c
+++ b/drivers/video/ssd1307fb.c
@@ -543,6 +543,7 @@ static int ssd1307fb_probe(struct device_d *dev)
 	if (ret)
 		goto reset_oled_error;
 
+	info->dev.parent = dev;
 	ret = register_framebuffer(info);
 	if (ret) {
 		dev_err(&client->dev, "Couldn't register the framebuffer\n");
diff --git a/drivers/video/stm.c b/drivers/video/stm.c
index d4a618fe50..28ddc649f8 100644
--- a/drivers/video/stm.c
+++ b/drivers/video/stm.c
@@ -571,6 +571,7 @@ static int stmfb_probe(struct device_d *hw_dev)
 
 	fb_of_reserve_add_fixup(&fbi.info);
 
+	fbi.info.dev.parent = hw_dev;
 	ret = register_framebuffer(&fbi.info);
 	if (ret != 0) {
 		dev_err(hw_dev, "Failed to register framebuffer\n");