From mboxrd@z Thu Jan 1 00:00:00 1970 From: fabio.estevam@freescale.com (Fabio Estevam) Date: Thu, 23 Dec 2010 15:17:51 -0200 Subject: [PATCH] video: imxfb: Fix the maximum value for yres Message-ID: <1293124671-29426-1-git-send-email-fabio.estevam@freescale.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- drivers/video/imxfb.c | 4 +++- 1 files changed, 3 insertions(+), 1 deletions(-) diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c index 5c363d0..5d2d337 100644 --- a/drivers/video/imxfb.c +++ b/drivers/video/imxfb.c @@ -55,8 +55,10 @@ #ifdef CONFIG_ARCH_MX1 #define SIZE_YMAX(y) ((y) & 0x1ff) +#define YMAX_MASK 0x1ff #else #define SIZE_YMAX(y) ((y) & 0x3ff) +#define YMAX_MASK 0x3ff #endif #define LCDC_VPW 0x08 @@ -623,7 +625,7 @@ 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) -- 1.6.0.4