pkgsrc/x11/xf86-video-ati/patches/patch-aa
jakllsch c779684c3a Backport upstream bugfix for PR#40149.
"Save and restore the palettes on VT switch."

upstream commits:
5efdf514ab0e5439114e8dd7a49105812155eb69
fc7aa6e3bbb86eaa2f34b827629f7e82cde65ac7
2010-10-27 16:48:26 +00:00

96 lines
2.6 KiB
Text

$NetBSD: patch-aa,v 1.7 2010/10/27 16:48:26 jakllsch Exp $
--- src/radeon_driver.c.orig 2009-09-10 23:18:42.000000000 +0000
+++ src/radeon_driver.c
@@ -4246,8 +4246,6 @@ static void RADEONSaveMemMapRegisters(Sc
}
}
-
-#if 0
/* Read palette data */
static void RADEONSavePalette(ScrnInfoPtr pScrn, RADEONSavePtr save)
{
@@ -4255,19 +4253,37 @@ static void RADEONSavePalette(ScrnInfoPt
unsigned char *RADEONMMIO = info->MMIO;
int i;
-#ifdef ENABLE_FLAT_PANEL
- /* Select palette 0 (main CRTC) if using FP-enabled chip */
- /* if (info->Port1 == MT_DFP) PAL_SELECT(1); */
-#endif
PAL_SELECT(1);
INPAL_START(0);
- for (i = 0; i < 256; i++) save->palette2[i] = INPAL_NEXT();
+ for (i = 0; i < 256; i++) {
+ save->palette2[i] = INREG(RADEON_PALETTE_30_DATA);
+ }
+
PAL_SELECT(0);
INPAL_START(0);
- for (i = 0; i < 256; i++) save->palette[i] = INPAL_NEXT();
- save->palette_valid = TRUE;
+ for (i = 0; i < 256; i++) {
+ save->palette[i] = INREG(RADEON_PALETTE_30_DATA);
+ }
+}
+
+static void RADEONRestorePalette(ScrnInfoPtr pScrn, RADEONSavePtr restore)
+{
+ RADEONInfoPtr info = RADEONPTR(pScrn);
+ unsigned char *RADEONMMIO = info->MMIO;
+ int i;
+
+ PAL_SELECT(1);
+ OUTPAL_START(0);
+ for (i = 0; i < 256; i++) {
+ OUTREG(RADEON_PALETTE_30_DATA, restore->palette2[i]);
+ }
+
+ PAL_SELECT(0);
+ OUTPAL_START(0);
+ for (i = 0; i < 256; i++) {
+ OUTREG(RADEON_PALETTE_30_DATA, restore->palette[i]);
+ }
}
-#endif
static void
avivo_save(ScrnInfoPtr pScrn, RADEONSavePtr save)
@@ -5134,6 +5150,8 @@ static void RADEONSave(ScrnInfoPtr pScrn
RADEONSaveCrtcRegisters(pScrn, save);
RADEONSaveFPRegisters(pScrn, save);
RADEONSaveDACRegisters(pScrn, save);
+ RADEONSavePalette(pScrn, save);
+
if (pRADEONEnt->HasCRTC2) {
RADEONSaveCrtc2Registers(pScrn, save);
RADEONSavePLL2Registers(pScrn, save);
@@ -5252,24 +5270,15 @@ static void RADEONRestore(ScrnInfoPtr pS
if (IS_AVIVO_VARIANT)
avivo_restore_vga_regs(pScrn, restore);
- if (!IS_AVIVO_VARIANT)
+ if (!IS_AVIVO_VARIANT) {
+ RADEONRestorePalette(pScrn, restore);
RADEONRestoreDACRegisters(pScrn, restore);
-
+ }
#if 0
RADEONWaitForVerticalSync(pScrn);
#endif
}
-#if 0
-/* Define initial palette for requested video mode. This doesn't do
- * anything for XFree86 4.0.
- */
-static void RADEONInitPalette(RADEONSavePtr save)
-{
- save->palette_valid = FALSE;
-}
-#endif
-
static Bool RADEONSaveScreen(ScreenPtr pScreen, int mode)
{
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];