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* [PATCH 3/5] s3fb: fix 15/16bpp modes with over 115MHz pixclocks on 86C365 Trio3D
@ 2011-03-01 19:18 Ondrej Zary
  2011-03-03  8:50 ` [PATCH 3/5] s3fb: fix 15/16bpp modes with over 115MHz Ondrej Zajicek
  0 siblings, 1 reply; 2+ messages in thread
From: Ondrej Zary @ 2011-03-01 19:18 UTC (permalink / raw)
  To: Ondrej Zajicek; +Cc: linux-fbdev, Kernel development list

Enable pixel multiplexing in 15/16bpp modes when pixclock is over 115MHz
on Trio3D (86C365) cards to fix artifacts on the left side of screen.

Signed-off-by: Ondrej Zary <linux@rainbow-software.org>

--- linux-2.6.38-rc4-/drivers/video/s3fb.c	2011-02-20 20:48:41.000000000 +0100
+++ linux-2.6.38-rc4/drivers/video/s3fb.c	2011-02-22 23:31:16.000000000 +0100
@@ -675,6 +675,15 @@
 				svga_wcrt_mask(par->state.vgabase, 0x67, 0x20, 0xF0);
 			else
 				svga_wcrt_mask(par->state.vgabase, 0x67, 0x30, 0xF0);
+		} else if (par->chip = CHIP_365_TRIO3D) {
+			svga_wcrt_mask(par->state.vgabase, 0x50, 0x10, 0x30);
+			if (info->var.pixclock > 8695) {
+				svga_wcrt_mask(par->state.vgabase, 0x67, 0x30, 0xF0);
+				hmul = 2;
+			} else {
+				svga_wcrt_mask(par->state.vgabase, 0x67, 0x20, 0xF0);
+				multiplex = 1;
+			}
 		} else {
 			svga_wcrt_mask(par->state.vgabase, 0x50, 0x10, 0x30);
 			svga_wcrt_mask(par->state.vgabase, 0x67, 0x30, 0xF0);
@@ -691,6 +700,15 @@
 				svga_wcrt_mask(par->state.vgabase, 0x67, 0x40, 0xF0);
 			else
 				svga_wcrt_mask(par->state.vgabase, 0x67, 0x50, 0xF0);
+		} else if (par->chip = CHIP_365_TRIO3D) {
+			svga_wcrt_mask(par->state.vgabase, 0x50, 0x10, 0x30);
+			if (info->var.pixclock > 8695) {
+				svga_wcrt_mask(par->state.vgabase, 0x67, 0x50, 0xF0);
+				hmul = 2;
+			} else {
+				svga_wcrt_mask(par->state.vgabase, 0x67, 0x40, 0xF0);
+				multiplex = 1;
+			}
 		} else {
 			svga_wcrt_mask(par->state.vgabase, 0x50, 0x10, 0x30);
 			svga_wcrt_mask(par->state.vgabase, 0x67, 0x50, 0xF0);

-- 
Ondrej Zary

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH 3/5] s3fb: fix 15/16bpp modes with over 115MHz
  2011-03-01 19:18 [PATCH 3/5] s3fb: fix 15/16bpp modes with over 115MHz pixclocks on 86C365 Trio3D Ondrej Zary
@ 2011-03-03  8:50 ` Ondrej Zajicek
  0 siblings, 0 replies; 2+ messages in thread
From: Ondrej Zajicek @ 2011-03-03  8:50 UTC (permalink / raw)
  To: Ondrej Zary; +Cc: Ondrej Zajicek, linux-fbdev, Kernel development list

[-- Attachment #1: Type: text/plain, Size: 563 bytes --]

On Tue, Mar 01, 2011 at 08:18:27PM +0100, Ondrej Zary wrote:
> Enable pixel multiplexing in 15/16bpp modes when pixclock is over 115MHz
> on Trio3D (86C365) cards to fix artifacts on the left side of screen.
> 
> Signed-off-by: Ondrej Zary <linux@rainbow-software.org>

Acked-by: Ondrej Zajicek <santiago@crfreenet.org>

-- 
Elen sila lumenn' omentielvo

Ondrej 'SanTiago' Zajicek (email: santiago@crfreenet.org)
OpenPGP encrypted e-mails preferred (KeyID 0x11DEADC3, wwwkeys.pgp.net)
"To err is human -- to blame it on a computer is even more so."

[-- Attachment #2: Digital signature --]
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^ permalink raw reply	[flat|nested] 2+ messages in thread

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2011-03-01 19:18 [PATCH 3/5] s3fb: fix 15/16bpp modes with over 115MHz pixclocks on 86C365 Trio3D Ondrej Zary
2011-03-03  8:50 ` [PATCH 3/5] s3fb: fix 15/16bpp modes with over 115MHz Ondrej Zajicek

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