Bug 129797 - Radeon driver (7000m) TVDAC output too high for DELL Server
Summary: Radeon driver (7000m) TVDAC output too high for DELL Server
Alias: None
Product: Red Hat Enterprise Linux 2.1
Classification: Red Hat
Component: XFree86 (Show other bugs)
(Show other bugs)
Version: 2.1
Hardware: All Linux
Target Milestone: ---
Assignee: Mike A. Harris
QA Contact: David Lawrence
Depends On:
TreeView+ depends on / blocked
Reported: 2004-08-12 18:55 UTC by Hui Yu
Modified: 2007-11-30 22:06 UTC (History)
3 users (show)

Fixed In Version:
Doc Type: Bug Fix
Doc Text:
Story Points: ---
Clone Of:
Last Closed: 2004-09-15 07:45:03 UTC
Type: ---
Regression: ---
Mount Type: ---
Documentation: ---
Verified Versions:
Category: ---
oVirt Team: ---
RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: ---

Attachments (Terms of Use)

External Trackers
Tracker ID Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2004:479 normal SHIPPED_LIVE Moderate: XFree86 security update 2004-10-06 04:00:00 UTC

Description Hui Yu 2004-08-12 18:55:52 UTC
This is for Dell server using radeon 7000m. Radeon driver has benn 
updated to support the special configuration of Dell server. However 
Dell reports TVDAC output RGB signal is a bit too high, need to 
adjust RGB voltage from ~800mv to ~760mv. See patch below.

--- radeon_driver.c.orig	2004-08-11 11:50:27.000000000 -0400
+++ radeon_driver.c	2004-07-12 10:00:01.000000000 -0400
@@ -5723,7 +5723,7 @@
         save->disp_hw_debug |= RADEON_CRT2_DISP1_SEL;
         save->tv_dac_cntl &= ~((1<<2) | (3<<8) | (7<<24) | 
-        save->tv_dac_cntl |= (0x03 | (2<<8) | (0x28<<16));
+        save->tv_dac_cntl |= (0x03 | (2<<8) | (0x58<<16));
     RADEONTRACE(("Pitch = %d bytes (virtualX = %d, displayWidth = %d)

Comment 1 Mike A. Harris 2004-09-15 07:45:03 UTC
Patch updated in 4.1.0-62.EL build, which will be released as
erratum within the next few weeks.  Setting status to "ERRATA"
for pending erratum release.

Comment 2 Josh Bressers 2004-10-06 13:26:18 UTC
An errata has been issued which should help the problem 
described in this bug report. This report is therefore being 
closed with a resolution of ERRATA. For more information
on the solution and/or where to find the updated files, 
please follow the link below. You may reopen this bug report 
if the solution does not work for you.


Note You need to log in before you can comment on or make changes to this bug.