Attachment 14733 Details for Bug 14597 – Unrolled Apple nv34 lvds reset script

[patch] Unrolled Apple nv34 lvds reset script

0001-Unrolled-Apple-nv34-lvds-script.-Numbered-comment-bl.patch (text/plain), 1.95 KB, created by Stuart Bennett on 2008-03-01 07:29:23 UTC

(hide)

Description:

Filename:

MIME Type:

Creator: Stuart Bennett

Created: 2008-03-01 07:29:23 UTC

Size: 1.95 KB

patch

obsolete

>From 5217ee56fe3ba819e8f1403d1c46b4a7595ea013 Mon Sep 17 00:00:00 2001
>From: Stuart Bennett <sb476@cam.ac.uk>
>Date: Sat, 1 Mar 2008 14:03:09 +0000
>Subject: [PATCH] Unrolled Apple nv34 lvds script. Numbered comment blocks are a suggested order to re-enable.
>
>---
> src/nv_bios.c |   47 ++++++++++++++++++++++++++++++++++++++++++++++-
> 1 files changed, 46 insertions(+), 1 deletions(-)
>
>diff --git a/src/nv_bios.c b/src/nv_bios.c
>index 5541d00..dd60243 100644
>--- a/src/nv_bios.c
>+++ b/src/nv_bios.c
>@@ -2824,7 +2824,52 @@ static void call_lvds_manufacturer_script(ScrnInfoPtr pScrn, int head, int dcb_e
> 	xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Calling LVDS script %d:\n", script);
> 	nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER,
> 		   head ? NV_VGA_CRTCX_OWNER_HEADB : NV_VGA_CRTCX_OWNER_HEADA);
>-	parse_init_table(pScrn, bios, scriptofs, &iexec);
>+	if (script == LVDS_RESET) {
>+		/* 1
>+		nv32_wr(pScrn, 0x6828b4, 0x13);
>+		nv32_rd(pScrn, 0x6828b0);
>+		nv32_wr(pScrn, 0x6828b0, 0);
>+
>+		nv32_wr(pScrn, 0x6828b4, 0x72);
>+		nv32_rd(pScrn, 0x6828b0);
>+		nv32_wr(pScrn, 0x6828b0, 1);
>+
>+		nv32_wr(pScrn, 0x6828b4, 0x32);
>+		nv32_rd(pScrn, 0x6828b0);
>+		nv32_wr(pScrn, 0x6828b0, 2);
>+
>+		nv32_wr(pScrn, 0x6828b4, 0x81);
>+		nv32_rd(pScrn, 0x6828b0);
>+		nv32_wr(pScrn, 0x6828b0, 4);
>+
>+		nv32_wr(pScrn, 0x6828b4, 0x6e);
>+		nv32_rd(pScrn, 0x6828b0);
>+		nv32_wr(pScrn, 0x6828b0, 5);
>+
>+		nv32_wr(pScrn, 0x6828b4, 0x80);
>+		nv32_rd(pScrn, 0x6828b0);
>+		nv32_wr(pScrn, 0x6828b0, 0x3a);
>+		*/
>+
>+		/* 3
>+		nv32_rd(pScrn, 0x1588);
>+		nv32_wr(pScrn, 0x1588, 0x2025);
>+		*/
>+
>+		/* 2
>+		nv32_wr(pScrn, 0x6828b4, 0x80);
>+		nv32_rd(pScrn, 0x6828b0);
>+		nv32_wr(pScrn, 0x6828b0, 0x2e);
>+
>+		nv32_wr(pScrn, 0x6828b4, 0x21);
>+		nv32_rd(pScrn, 0x6828b0);
>+		nv32_wr(pScrn, 0x6828b0, 0x2f);
>+		*/
>+
>+		/* 4 might be worth trying increasing this? */
>+		usleep(0x3e80);
>+	} else
>+		parse_init_table(pScrn, bios, scriptofs, &iexec);
> 
> 	if (script == LVDS_PANEL_OFF)
> 		usleep(off_on_delay * 1000);
>-- 
>1.5.3.2
>

Actions: View | Splinter Review

Attachments on bug 14597: 14470 | 14471 | 14472 | 14473 | 14474 | 14475 | 14476 | 14678 | 14680 | 14681 | 14733

Use of freedesktop.org services, including Bugzilla, is subject to our Code of Conduct. How we collect and use information is described in our Privacy Policy.