[PATCH] video: reunite fb devices with their hardware parent

[Ahmad Fatoum]

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 at pengutronix.de>
---
 drivers/video/atmel_lcdfb_core.c | 1 +
 drivers/video/bcm2835.c          | 1 +
 drivers/video/bochs/bochs_hw.c   | 1 +
 drivers/video/imx-ipu-fb.c       | 2 ++
 drivers/video/imx-ipu-v3/ipufb.c | 1 +
 drivers/video/imx.c              | 2 ++
 drivers/video/omap.c             | 1 +
 drivers/video/pxa.c              | 1 +
 drivers/video/s3c24xx.c          | 1 +
 drivers/video/simplefb-client.c  | 1 +
 drivers/video/ssd1307fb.c        | 1 +
 drivers/video/stm.c              | 1 +
 12 files changed, 14 insertions(+)

diff --git a/drivers/video/atmel_lcdfb_core.c b/drivers/video/atmel_lcdfb_core.c
index daabfe92d2ca..e7e420d38f86 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 3d52f8b6b8e7..d808bc5c9fa3 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 252350aebb5a..debdd36941f4 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 a3f195373b4e..f39b74676cde 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 0b5391643450..68e87ff3fb8f 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 e93859775a60..f4f58b3ce353 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 009626fefc1f..52a68ef627b7 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 a2ff4bce2a38..45efa6b71d9f 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 84ed0aee3941..36c91e74ebd5 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 = 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 2d0495f6162e..1f26ac506741 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 994f43dc5cf5..af5d6086e1d8 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 d4a618fe5091..1c8336f7e2c3 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 = dev;
 	ret = register_framebuffer(&fbi.info);
 	if (ret != 0) {
 		dev_err(hw_dev, "Failed to register framebuffer\n");
-- 
2.29.2