From: "Robert T. Drury" <rtdrury@earthlink.net>
To: linux-fbdev-devel@lists.sourceforge.net,
benh@kernel.crashing.org, akpm@linux-foundation.org
Subject: [PATCH] new fix: radeon backlight shutoff flashes momentarily
Date: Sun, 22 Mar 2009 22:10:10 -0700 [thread overview]
Message-ID: <49C719B2.8070701@earthlink.net> (raw)
This patch should replace the previous
fix-radeon-backlight-shutoff-flashes-momentarily.patch added to -mm tree
This replacement patch removes only the & ~LVDS_BL_MOD_EN on shutoff
and applies only to machine powerbook5,3 && CHIP_FAMILY_RV350.
Signed-off-by: Robert Drury <rtdrury@earthlink.net>
--- linux-2.6.23.9/drivers/video/aty/radeon_backlight.c.orig 2009-03-22 19:04:22.000000000 -0700
+++ linux-2.6.23.9/drivers/video/aty/radeon_backlight.c 2009-03-22 19:19:09.000000000 -0700
@@ -101,7 +101,10 @@ static int radeon_bl_update_status(struc
tmpPixclksCntl = INPLL(PIXCLKS_CNTL);
if (rinfo->is_mobility || rinfo->is_IGP)
OUTPLLP(PIXCLKS_CNTL, 0, ~PIXCLK_LVDS_ALWAYS_ONb);
- lvds_gen_cntl &= ~(LVDS_BL_MOD_LEVEL_MASK | LVDS_BL_MOD_EN);
+ lvds_gen_cntl &= ~(LVDS_BL_MOD_LEVEL_MASK);
+ if(rinfo->family != CHIP_FAMILY_RV350
+ || !machine_is_compatible("PowerBook5,3"))
+ lvds_gen_cntl &= ~LVDS_BL_MOD_EN;
lvds_gen_cntl |= (radeon_bl_get_level_brightness(pdata, 0) <<
LVDS_BL_MOD_LEVEL_SHIFT);
lvds_gen_cntl |= LVDS_DISPLAY_DIS;
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next reply other threads:[~2009-03-23 5:09 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-23 5:10 Robert T. Drury [this message]
2009-03-23 11:16 ` [PATCH] new fix: radeon backlight shutoff flashes momentarily Michel Dänzer
2009-03-30 23:38 ` Andrew Morton
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