Attachment 5492 Details for Bug 6762 – Patch to remove apparently gratuitous cache flushing

[patch] Patch to remove apparently gratuitous cache flushing

radeon-3d-lessflushing.diff (text/plain), 1.12 KB, created by Eric Anholt on 2006-04-27 12:05:02 UTC

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Creator: Eric Anholt

Created: 2006-04-27 12:05:02 UTC

Size: 1.12 KB

patch

obsolete

>Index: radeon_exa.c
>===================================================================
>RCS file: /cvs/xorg/driver/xf86-video-ati/src/radeon_exa.c,v
>retrieving revision 1.9
>diff -u -r1.9 radeon_exa.c
>--- radeon_exa.c	9 Mar 2006 06:06:25 -0000	1.9
>+++ radeon_exa.c	27 Apr 2006 01:40:25 -0000
>@@ -294,8 +294,7 @@
> do {									\
>         /*if (info->engineMode == EXA_ENGINEMODE_2D)*/                      \
>             /*break;*/                                                      \
>-	BEGIN_ACCEL(2);							\
>-	OUT_ACCEL_REG(RADEON_RB2D_DSTCACHE_CTLSTAT,  RADEON_RB2D_DC_FLUSH); \
>+	BEGIN_ACCEL(1);							\
> 	OUT_ACCEL_REG(RADEON_WAIT_UNTIL,				\
> 		RADEON_WAIT_HOST_IDLECLEAN |				\
> 		RADEON_WAIT_3D_IDLECLEAN);				\
>@@ -307,8 +306,7 @@
> do {									\
>         /*if (info->engineMode == EXA_ENGINEMODE_3D)*/                      \
>             /*break;*/                                                      \
>-	BEGIN_ACCEL(2);							\
>-	OUT_ACCEL_REG(RADEON_RB2D_DSTCACHE_CTLSTAT,  RADEON_RB2D_DC_FLUSH); \
>+	BEGIN_ACCEL(1);							\
> 	OUT_ACCEL_REG(RADEON_WAIT_UNTIL,				\
> 		RADEON_WAIT_HOST_IDLECLEAN |				\
> 		RADEON_WAIT_2D_IDLECLEAN |				\

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