Attachment 18627 Details for Bug 17190 – Leave Plane C fifo as default

[patch] Leave Plane C fifo as default

i830-dsparb-planec-relax.patch (text/plain), 1.08 KB, created by Wang Zhenyu on 2008-09-01 23:04:50 UTC

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Creator: Wang Zhenyu

Created: 2008-09-01 23:04:50 UTC

Size: 1.08 KB

patch

obsolete

>diff --git a/src/i830_display.c b/src/i830_display.c
>index f81847b..8a1bbd7 100644
>--- a/src/i830_display.c
>+++ b/src/i830_display.c
>@@ -1104,6 +1104,7 @@ i830_update_dsparb(ScrnInfoPtr pScrn)
>    I830Ptr pI830 = I830PTR(pScrn);
>    int total_hdisplay = 0, planea_hdisplay = 0, planeb_hdisplay = 0;
>    int fifo_entries = 0, planea_entries = 0, planeb_entries = 0, i;
>+   int planec_entries = 37;
> 
>    if ((INREG(DSPACNTR) & DISPLAY_PLANE_ENABLE) &&
>        (INREG(DSPBCNTR) & DISPLAY_PLANE_ENABLE))
>@@ -1119,14 +1120,18 @@ i830_update_dsparb(ScrnInfoPtr pScrn)
>        fifo_entries = 95;
>    else if (IS_MOBILE(pI830)) {
>        fifo_entries = 255;
>+       planec_entries = 0;
>    } else {
> 	/* The 845/865 only have a AEND field.  Though the field size would
> 	* allow 128 entries, the 865 rendered the cursor wrong then.
> 	* The BIOS set it up for 96.
> 	*/
> 	fifo_entries = 95;
>+	planec_entries = 0;
>    }
> 
>+   fifo_entries -= planec_entries;
>+
>    for (i = 0; i < xf86_config->num_crtc; i++) {
>       xf86CrtcPtr crtc = xf86_config->crtc[i];
>       I830CrtcPrivatePtr intel_crtc = crtc->driver_private;

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Attachments on bug 17190: 18358 | 18359 | 18360 | 18362 | 18544 | 18627 | 18631 | 19395 | 22435 | 23041 | 23042

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