lxfb: clean up final bits of df_regs

Finally drop the last remnants of df_regs, using vp_regs instead.  Also, drop
panel_width and panel_height from lxfb_par; they're unused.
Signed-off-by: NAndres Salomon <dilinger@debian.org>
Cc: "Antonino A. Daplas" <adaplas@pol.net>
Cc: Jordan Crouse <jordan.crouse@amd.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

drivers/video/geode/lxfb.h

@@ -8,12 +8,10 @@
 
 struct lxfb_par {
 	int output;
-	int panel_width;
-	int panel_height;
 
 	void __iomem *gp_regs;
 	void __iomem *dc_regs;
-	void __iomem *df_regs;
+	void __iomem *vp_regs;
 };
 
 static inline unsigned int lx_get_pitch(unsigned int xres, int bpp)
@@ -374,22 +372,22 @@ static inline void write_dc(struct lxfb_par *par, int reg, uint32_t val)
 
 static inline uint32_t read_vp(struct lxfb_par *par, int reg)
 {
-	return readl(par->df_regs + 8*reg);
+	return readl(par->vp_regs + 8*reg);
 }
 
 static inline void write_vp(struct lxfb_par *par, int reg, uint32_t val)
 {
-	writel(val, par->df_regs + 8*reg);
+	writel(val, par->vp_regs + 8*reg);
 }
 
 static inline uint32_t read_fp(struct lxfb_par *par, int reg)
 {
-	return readl(par->df_regs + 8*reg + VP_FP_START);
+	return readl(par->vp_regs + 8*reg + VP_FP_START);
 }
 
 static inline void write_fp(struct lxfb_par *par, int reg, uint32_t val)
 {
-	writel(val, par->df_regs + 8*reg + VP_FP_START);
+	writel(val, par->vp_regs + 8*reg + VP_FP_START);
 }
 
 #endif

drivers/video/geode/lxfb_core.c

@@ -333,7 +333,7 @@ static int __init lxfb_map_video_memory(struct fb_info *info,
 	if (ret)
 		return ret;
 
-	ret = pci_request_region(dev, 3, "lxfb-vip");
+	ret = pci_request_region(dev, 3, "lxfb-vp");
 
 	if (ret)
 		return ret;
@@ -360,10 +360,10 @@ static int __init lxfb_map_video_memory(struct fb_info *info,
 	if (par->dc_regs == NULL)
 		return ret;
 
-	par->df_regs = ioremap(pci_resource_start(dev, 3),
+	par->vp_regs = ioremap(pci_resource_start(dev, 3),
 			       pci_resource_len(dev, 3));
 
-	if (par->df_regs == NULL)
+	if (par->vp_regs == NULL)
 		return ret;
 
 	write_dc(par, DC_UNLOCK, DC_UNLOCK_UNLOCK);
@@ -507,8 +507,8 @@ static int __init lxfb_probe(struct pci_dev *pdev,
 		iounmap(par->dc_regs);
 		pci_release_region(pdev, 2);
 	}
-	if (par->df_regs) {
-		iounmap(par->df_regs);
+	if (par->vp_regs) {
+		iounmap(par->vp_regs);
 		pci_release_region(pdev, 3);
 	}
 
@@ -534,7 +534,7 @@ static void lxfb_remove(struct pci_dev *pdev)
 	iounmap(par->dc_regs);
 	pci_release_region(pdev, 2);
 
-	iounmap(par->df_regs);
+	iounmap(par->vp_regs);
 	pci_release_region(pdev, 3);
 
 	pci_set_drvdata(pdev, NULL);