fb: Use platform_data to retrieve tmiofb platform bits

With the addition of the platform device mfd_cell pointer, we can now
cleanly pass the sub device drivers platform data pointers through the
regular device platform_data one, and get rid of mfd_get_data().

Cc: Ian Molton <spyro@f2s.com>
Cc: Paul Mundt <lethal@linux-sh.org>
Acked-by: Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>

drivers/mfd/tc6393xb.c

@@ -694,7 +694,8 @@ static int __devinit tc6393xb_probe(struct platform_device *dev)
 	}
 
 	tc6393xb_cells[TC6393XB_CELL_NAND].mfd_data = tcpd->nand_data;
-	tc6393xb_cells[TC6393XB_CELL_FB].mfd_data = tcpd->fb_data;
+	tc6393xb_cells[TC6393XB_CELL_FB].platform_data = tcpd->fb_data;
+	tc6393xb_cells[TC6393XB_CELL_FB].pdata_size = sizeof(*tcpd->fb_data);
 
 	ret = mfd_add_devices(&dev->dev, dev->id,
 			tc6393xb_cells, ARRAY_SIZE(tc6393xb_cells),

drivers/video/tmiofb.c

@@ -250,7 +250,7 @@ static irqreturn_t tmiofb_irq(int irq, void *__info)
  */
 static int tmiofb_hw_stop(struct platform_device *dev)
 {
-	struct tmio_fb_data *data = mfd_get_data(dev);
+	struct tmio_fb_data *data = dev->dev.platform_data;
 	struct fb_info *info = platform_get_drvdata(dev);
 	struct tmiofb_par *par = info->par;
 
@@ -311,7 +311,7 @@ static int tmiofb_hw_init(struct platform_device *dev)
  */
 static void tmiofb_hw_mode(struct platform_device *dev)
 {
-	struct tmio_fb_data *data = mfd_get_data(dev);
+	struct tmio_fb_data *data = dev->dev.platform_data;
 	struct fb_info *info = platform_get_drvdata(dev);
 	struct fb_videomode *mode = info->mode;
 	struct tmiofb_par *par = info->par;
@@ -557,8 +557,7 @@ static int tmiofb_ioctl(struct fb_info *fbi,
 static struct fb_videomode *
 tmiofb_find_mode(struct fb_info *info, struct fb_var_screeninfo *var)
 {
-	struct tmio_fb_data *data =
-			mfd_get_data(to_platform_device(info->device));
+	struct tmio_fb_data *data = info->device->platform_data;
 	struct fb_videomode *best = NULL;
 	int i;
 
@@ -578,8 +577,7 @@ static int tmiofb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
 {
 
 	struct fb_videomode *mode;
-	struct tmio_fb_data *data =
-			mfd_get_data(to_platform_device(info->device));
+	struct tmio_fb_data *data = info->device->platform_data;
 
 	mode = tmiofb_find_mode(info, var);
 	if (!mode || var->bits_per_pixel > 16)
@@ -680,7 +678,7 @@ static struct fb_ops tmiofb_ops = {
 static int __devinit tmiofb_probe(struct platform_device *dev)
 {
 	const struct mfd_cell *cell = mfd_get_cell(dev);
-	struct tmio_fb_data *data = mfd_get_data(dev);
+	struct tmio_fb_data *data = dev->dev.platform_data;
 	struct resource *ccr = platform_get_resource(dev, IORESOURCE_MEM, 1);
 	struct resource *lcr = platform_get_resource(dev, IORESOURCE_MEM, 0);
 	struct resource *vram = platform_get_resource(dev, IORESOURCE_MEM, 2);