linux-fbdev.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH 1/1: 2.6.15-rc5-mm3] Cyblafb: Remove unneeded code
@ 2005-12-21 10:02 Knut Petersen
  0 siblings, 0 replies; only message in thread
From: Knut Petersen @ 2005-12-21 10:02 UTC (permalink / raw)
  To: Andrew Morton; +Cc: Antonino A. Daplas, linux-fbdev-devel

Initialization of GEB8 ... GED4 is removed in the graphics engine
setup function. GEB8 and GEC8 are set in the drawing functions now,
and all other registers never were used.

Signed-off-by: Knut Petersen <Knut_Petersen@t-online.de>

diff -uprN -X linux/Documentation/dontdiff -x '*.bak' -x '*.ctx' linuxorig/drivers/video/cyblafb.c linux/drivers/video/cyblafb.c
--- linuxorig/drivers/video/cyblafb.c	2005-12-21 10:49:51.000000000 +0100
+++ linux/drivers/video/cyblafb.c	2005-12-21 10:11:34.000000000 +0100
@@ -220,21 +220,10 @@ static void cyblafb_setup_GE(int pitch,i

  	write3X4(CR36,0x90);	// reset GE
  	write3X4(CR36,0x80);	// enable GE
-
-	out32(GE24,1<<7);	// reset all GE pointers
-	out32(GE24,0);
-
+	out32(GE24,1<<7);	// reset all GE pointers by toggling
+	out32(GE24,0);		//   d7 of GE24
  	write3X4(CR2D,0x00);	// GE Timinigs, no delays
-
-	out32(GEB8,base); // Destination Stride / Buffer Base 0, p 133
-	out32(GEBC,base); // Destination Stride / Buffer Base 1, p 133
-	out32(GEC0,base); // Destination Stride / Buffer Base 2, p 133
-	out32(GEC4,base); // Destination Stride / Buffer Base 3, p 133
-	out32(GEC8,base); // Source Stride / Buffer Base 0, p 133
-	out32(GECC,base); // Source Stride / Buffer Base 1, p 133
-	out32(GED0,base); // Source Stride / Buffer Base 2, p 133
-	out32(GED4,base); // Source Stride / Buffer Base 3, p 133
-	out32(GE6C,0);	  // Pattern and Style, p 129, ok
+	out32(GE6C,0);		// Pattern and Style, p 129, ok
  }

  //=====================================================================



-------------------------------------------------------
This SF.net email is sponsored by: Splunk Inc. Do you grep through log files
for problems?  Stop!  Download the new AJAX search engine that makes
searching your log files as easy as surfing the  web.  DOWNLOAD SPLUNK!
http://ads.osdn.com/?ad_id=7637&alloc_id=16865&op=click

^ permalink raw reply	[flat|nested] only message in thread

only message in thread, other threads:[~2005-12-21 10:03 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2005-12-21 10:02 [PATCH 1/1: 2.6.15-rc5-mm3] Cyblafb: Remove unneeded code Knut Petersen

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).