Attachment 11291 Details for Bug 9955 – "iBookHacks" option from NetBSD

[patch] "iBookHacks" option from NetBSD

radeon-ibookhacks.patch (text/plain), 2.25 KB, created by Magnus Henoch on 2007-08-27 12:02:23 UTC

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Creator: Magnus Henoch

Created: 2007-08-27 12:02:23 UTC

Size: 2.25 KB

patch

obsolete

>
>--- src/radeon.h~	Tue Oct  3 16:49:13 2006
>+++ src/radeon.h	Sun Aug 26 10:09:21 2007
>@@ -144,6 +144,9 @@
>     OPTION_REVERSE_DDC,
>     OPTION_LVDS_PROBE_PLL,
>     OPTION_ACCELMETHOD,
>+#ifdef __powerpc__
>+    OPTION_IBOOKHACKS,
>+#endif
>     OPTION_CONSTANTDPI
> } RADEONOpts;
> 
>
>$NetBSD: patch-aa,v 1.1 2007/04/10 19:10:55 joerg Exp $
>
>--- src/radeon_driver.c.orig	2007-08-26 10:10:48.000000000 +0200
>+++ src/radeon_driver.c
>@@ -211,6 +211,9 @@ static const OptionInfoRec RADEONOptions
>     { OPTION_LVDS_PROBE_PLL, "LVDSProbePLL",     OPTV_BOOLEAN, {0}, FALSE },
>     { OPTION_ACCELMETHOD,    "AccelMethod",      OPTV_STRING,  {0}, FALSE },
>     { OPTION_CONSTANTDPI,    "ConstantDPI",	 OPTV_BOOLEAN,	{0}, FALSE },
>+#ifdef __powerpc__
>+    { OPTION_IBOOKHACKS,     "iBookHacks",       OPTV_BOOLEAN, {0}, FALSE },
>+#endif
>     { -1,                    NULL,               OPTV_NONE,    {0}, FALSE }
> };
> 
>@@ -6688,7 +6691,23 @@ static void RADEONRestorePLLRegisters(Sc
>     RADEONInfoPtr  info       = RADEONPTR(pScrn);
>     unsigned char *RADEONMMIO = info->MMIO;
> 
>+    /* 
>+     * Never do it on Apple iBook to avoid a blank screen.
>+     */
>+#ifdef __powerpc__
>+    if (xf86ReturnOptValBool(info->Options, OPTION_IBOOKHACKS, FALSE))
>+        return;
>+#endif
>+
>     if (info->IsMobility) {
>+    /* 
>+     * Never do it on Apple iBook to avoid a blank screen.
>+     */
>+#ifdef __powerpc__
>+    if (xf86ReturnOptValBool(info->Options, OPTION_IBOOKHACKS, FALSE))
>+        return;
>+#endif
>+
>         /* A temporal workaround for the occational blanking on certain laptop panels.
>            This appears to related to the PLL divider registers (fail to lock?).
> 	   It occurs even when all dividers are the same with their old settings.
>@@ -8533,7 +8552,16 @@ static void RADEONInitPLLRegisters(ScrnI
> 	       save->post_div));
> 
>     save->ppll_ref_div   = pll->reference_div;
>-    save->ppll_div_3     = (save->feedback_div | (post_div->bitvalue << 16));
>+
>+    /* 
>+     * on iBooks the LCD pannel needs tweaked PLL timings 
>+     */
>+#ifdef __powerpc__
>+    if (xf86ReturnOptValBool(info->Options, OPTION_IBOOKHACKS, FALSE))
>+        save->ppll_div_3 = 0x000600ad;
>+    else
>+#endif
>+      save->ppll_div_3   = (save->feedback_div | (post_div->bitvalue << 16));
>     save->htotal_cntl    = 0;
> }
>

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Attachments on bug 9955: 8681 | 8682 | 8683 | 8684 | 11291 | 11292 | 11293 | 11330

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