From db9f1d9daa2f775a0f7d1a0d2ca4722c1da50158 Mon Sep 17 00:00:00 2001
From: Denis Vlasenko <vda@ilport.com.ua>
Date: Sun, 1 May 2005 08:59:24 -0700
Subject: [PATCH] i810fb: Fix default monitor sync timings
- Increase error message verbosity with respect to monitor timings.
- Fix default sync timings
Signed-off-by: Antonino Daplas <adaplas@pol.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
---
drivers/video/i810/i810_main.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
(limited to 'drivers/video')
diff --git a/drivers/video/i810/i810_main.c b/drivers/video/i810/i810_main.c
index 9ec8781794c0..e04d3e8b2549 100644
--- a/drivers/video/i810/i810_main.c
+++ b/drivers/video/i810/i810_main.c
@@ -999,8 +999,14 @@ static int i810_check_params(struct fb_var_screeninfo *var,
info->monspecs.dclkmin = 15000000;
if (fb_validate_mode(var, info)) {
- if (fb_get_mode(FB_MAXTIMINGS, 0, var, info))
+ if (fb_get_mode(FB_MAXTIMINGS, 0, var, info)) {
+ int default_sync = (hsync1-HFMIN)|(hsync2-HFMAX)
+ |(vsync1-VFMIN)|(vsync2-VFMAX);
+ printk("i810fb: invalid video mode%s\n",
+ default_sync ? "" :
+ ". Specifying vsyncN/hsyncN parameters may help");
return -EINVAL;
+ }
}
var->xres = xres;
@@ -2023,10 +2029,10 @@ MODULE_PARM_DESC(vyres, "Virtual vertical resolution in scanlines"
" (default = 480)");
module_param(hsync1, int, 0);
MODULE_PARM_DESC(hsync1, "Minimum horizontal frequency of monitor in KHz"
- " (default = 31)");
+ " (default = 29)");
module_param(hsync2, int, 0);
MODULE_PARM_DESC(hsync2, "Maximum horizontal frequency of monitor in KHz"
- " (default = 31)");
+ " (default = 30)");
module_param(vsync1, int, 0);
MODULE_PARM_DESC(vsync1, "Minimum vertical frequency of monitor in Hz"
" (default = 50)");
--
cgit