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Commit 7ee04fd5 authored by Fabio Estevam's avatar Fabio Estevam Committed by Paul Mundt
Browse files

video: imxfb: Fix the maximum value for yres 



MX27 and MX25 have 10 bits in the YMAX field of LCDC Size Register.

Fix the maximum value for yres.

Signed-off-by: default avatarFabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 417d4827

drivers/video/imxfb.c

+3 −6
Original line number Diff line number Diff line
@@ -53,11 +53,8 @@ 
#define LCDC_SIZE	0x04

#define SIZE_XMAX(x)	((((x) >> 4) & 0x3f) << 20)



#ifdef CONFIG_ARCH_MX1

#define SIZE_YMAX(y)	((y) & 0x1ff)

#else

#define SIZE_YMAX(y)	((y) & 0x3ff)

#endif

#define YMAX_MASK       (cpu_is_mx1() ? 0x1ff : 0x3ff)

#define SIZE_YMAX(y)	((y) & YMAX_MASK)



#define LCDC_VPW	0x08

#define VPW_VPW(x)	((x) & 0x3ff)
@@ -623,7 +620,7 @@ static int imxfb_activate_var(struct fb_var_screeninfo *var, struct fb_info *inf 
	if (var->right_margin > 255)

		printk(KERN_ERR "%s: invalid right_margin %d\n",

			info->fix.id, var->right_margin);

	if (var->yres < 1 || var->yres > 511)

	if (var->yres < 1 || var->yres > YMAX_MASK)

		printk(KERN_ERR "%s: invalid yres %d\n",

			info->fix.id, var->yres);

	if (var->vsync_len > 100)