From 7ee04fd5d5ff74f81d8eee128bc9346ab87c56b8 Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 24 Dec 2010 12:28:24 +0000 Subject: [PATCH] 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: Fabio Estevam Signed-off-by: Paul Mundt --- drivers/video/imxfb.c | 9 +++------ 1 file changed, 3 insertions(+), 6 deletions(-) diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c index 5c363d026f64..1ab2c2588675 100644 --- a/drivers/video/imxfb.c +++ b/drivers/video/imxfb.c @@ -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) -- 2.20.1