From 017c939cf0a2b12fbdc1681cc70c28b23ae3b397 Mon Sep 17 00:00:00 2001
From: Alex Deucher <alex@samba.(none)>
Date: Thu, 29 Nov 2007 02:52:14 -0500
Subject: RADEON: implement CLUT adjust support

---
 src/radeon_crtc.c | 22 +++++++++++++++++-----
 1 file changed, 17 insertions(+), 5 deletions(-)

(limited to 'src/radeon_crtc.c')

diff --git a/src/radeon_crtc.c b/src/radeon_crtc.c
index 9192a9e4..c4a5d116 100644
--- a/src/radeon_crtc.c
+++ b/src/radeon_crtc.c
@@ -980,8 +980,25 @@ void radeon_crtc_load_lut(xf86CrtcPtr crtc)
     if (!crtc->enabled)
 	return;
 
+    if (IS_AVIVO_VARIANT) {
+	OUTREG(AVIVO_DC_LUTA_CONTROL + radeon_crtc->crtc_offset, 0);
+
+	OUTREG(AVIVO_DC_LUTA_BLACK_OFFSET_BLUE + radeon_crtc->crtc_offset, 0);
+	OUTREG(AVIVO_DC_LUTA_BLACK_OFFSET_GREEN + radeon_crtc->crtc_offset, 0);
+	OUTREG(AVIVO_DC_LUTA_BLACK_OFFSET_RED + radeon_crtc->crtc_offset, 0);
+
+	OUTREG(AVIVO_DC_LUTA_WHITE_OFFSET_BLUE + radeon_crtc->crtc_offset, 0x0000ffff);
+	OUTREG(AVIVO_DC_LUTA_WHITE_OFFSET_GREEN + radeon_crtc->crtc_offset, 0x0000ffff);
+	OUTREG(AVIVO_DC_LUTA_WHITE_OFFSET_RED + radeon_crtc->crtc_offset, 0x0000ffff);
+    }
+
     PAL_SELECT(radeon_crtc->crtc_id);
 
+    if (IS_AVIVO_VARIANT) {
+	OUTREG(AVIVO_DC_LUT_RW_MODE, 0);
+	OUTREG(AVIVO_DC_LUT_WRITE_EN_MASK, 0x0000003f);
+    }
+
     for (i = 0; i < 256; i++) {
 	OUTPAL(i, radeon_crtc->lut_r[i], radeon_crtc->lut_g[i], radeon_crtc->lut_b[i]);
     }
@@ -995,13 +1012,8 @@ radeon_crtc_gamma_set(xf86CrtcPtr crtc, CARD16 *red, CARD16 *green,
 {
     RADEONCrtcPrivatePtr radeon_crtc = crtc->driver_private;
     ScrnInfoPtr		pScrn = crtc->scrn;
-    RADEONInfoPtr info = RADEONPTR(pScrn);
     int i, j;
 
-    // fix me
-    if (IS_AVIVO_VARIANT)
-	return;
-
     if (pScrn->depth == 16) {
 	for (i = 0; i < 64; i++) {
 	    if (i <= 31) {
-- 
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