RADEON: add output enable masks

add output enable masks for outputs that drive
more than one connector.  Make sure we don't turn off
an output that's driving another connector.

3 files changed, 96 insertions, 49 deletions

diff --git a/src/radeon.h b/src/radeon.h
index 67315a2..03db360 100644
--- a/src/radeon.h
+++ b/src/radeon.h
@@ -850,6 +850,14 @@ typedef struct {
 #endif
     RADEONExtTMDSChip ext_tmds_chip;
 
+    /* output enable masks for outputs shared across connectors */
+    int output_crt1;
+    int output_crt2;
+    int output_dfp1;
+    int output_dfp2;
+    int output_lcd1;
+    int output_tv1;
+
     Rotation rotation;
     void (*PointerMoved)(int, int, int);
     CreateScreenResourcesProcPtr CreateScreenResources;
diff --git a/src/radeon_display.c b/src/radeon_display.c
index 9437ef4..95f6b09 100644
--- a/src/radeon_display.c
+++ b/src/radeon_display.c
@@ -322,19 +322,28 @@ void RADEONEnableDisplay(xf86OutputPtr output, BOOL bEnable)
     unsigned char * RADEONMMIO = info->MMIO;
     unsigned long tmp;
     RADEONOutputPrivatePtr radeon_output;
-    int tv_dac_change = 0;
+    int tv_dac_change = 0, o;
     radeon_output = output->driver_private;
+    xf86CrtcConfigPtr   xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);
+
+    for (o = 0; o < xf86_config->num_output; o++) {
+	if (output == xf86_config->output[o]) {
+	    break;
+	}
+    }
 
     if (bEnable) {
 	ErrorF("enable montype: %d\n", radeon_output->MonType);
 	if (radeon_output->MonType == MT_CRT) {
 	    if (radeon_output->DACType == DAC_PRIMARY) {
+		info->output_crt1 |= (1 << o);
 		tmp = INREG(RADEON_CRTC_EXT_CNTL);
 		tmp |= RADEON_CRTC_CRT_ON;
 		OUTREG(RADEON_CRTC_EXT_CNTL, tmp);
 		save->crtc_ext_cntl |= RADEON_CRTC_CRT_ON;
 		RADEONDacPowerSet(pScrn, bEnable, (radeon_output->DACType == DAC_PRIMARY));
 	    } else if (radeon_output->DACType == DAC_TVDAC) {
+		info->output_crt2 |= (1 << o);
 		if (info->ChipFamily == CHIP_FAMILY_R200) {
 		    tmp = INREG(RADEON_FP2_GEN_CNTL);
 		    tmp |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN);
@@ -350,11 +359,13 @@ void RADEONEnableDisplay(xf86OutputPtr output, BOOL bEnable)
 	    }
 	} else if (radeon_output->MonType == MT_DFP) {
 	    if (radeon_output->TMDSType == TMDS_INT) {
+		info->output_dfp1 |= (1 << o);
 		tmp = INREG(RADEON_FP_GEN_CNTL);
 		tmp |= (RADEON_FP_FPON | RADEON_FP_TMDS_EN);
 		OUTREG(RADEON_FP_GEN_CNTL, tmp);
 		save->fp_gen_cntl |= (RADEON_FP_FPON | RADEON_FP_TMDS_EN);
 	    } else if (radeon_output->TMDSType == TMDS_EXT) {
+		info->output_dfp2 |= (1 << o);
 		tmp = INREG(RADEON_FP2_GEN_CNTL);
 		tmp &= ~RADEON_FP2_BLANK_EN;
 		tmp |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN);
@@ -363,6 +374,7 @@ void RADEONEnableDisplay(xf86OutputPtr output, BOOL bEnable)
 		save->fp2_gen_cntl &= ~RADEON_FP2_BLANK_EN;
 	    }
 	} else if (radeon_output->MonType == MT_LCD) {
+	    info->output_lcd1 |= (1 << o);
 	    tmp = INREG(RADEON_LVDS_GEN_CNTL);
 	    tmp |= (RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN);
 	    tmp &= ~(RADEON_LVDS_DISPLAY_DIS);
@@ -372,6 +384,7 @@ void RADEONEnableDisplay(xf86OutputPtr output, BOOL bEnable)
 	    save->lvds_gen_cntl &= ~(RADEON_LVDS_DISPLAY_DIS);
 	} else if (radeon_output->MonType == MT_STV ||
 		   radeon_output->MonType == MT_CTV) {
+	    info->output_tv1 |= (1 << o);
 	    tmp = INREG(RADEON_TV_MASTER_CNTL);
 	    tmp |= RADEON_TV_ON;
 	    OUTREG(RADEON_TV_MASTER_CNTL, tmp);
@@ -382,70 +395,88 @@ void RADEONEnableDisplay(xf86OutputPtr output, BOOL bEnable)
 	ErrorF("disable montype: %d\n", radeon_output->MonType);
 	if (radeon_output->MonType == MT_CRT) {
 	    if (radeon_output->DACType == DAC_PRIMARY) {
-		tmp = INREG(RADEON_CRTC_EXT_CNTL);
-		tmp &= ~RADEON_CRTC_CRT_ON;
-		OUTREG(RADEON_CRTC_EXT_CNTL, tmp);
-		save->crtc_ext_cntl &= ~RADEON_CRTC_CRT_ON;
-		RADEONDacPowerSet(pScrn, bEnable, (radeon_output->DACType == DAC_PRIMARY));
+		info->output_crt1 &= ~(1 << o);
+		if (!info->output_crt1) {
+		    tmp = INREG(RADEON_CRTC_EXT_CNTL);
+		    tmp &= ~RADEON_CRTC_CRT_ON;
+		    OUTREG(RADEON_CRTC_EXT_CNTL, tmp);
+		    save->crtc_ext_cntl &= ~RADEON_CRTC_CRT_ON;
+		    RADEONDacPowerSet(pScrn, bEnable, (radeon_output->DACType == DAC_PRIMARY));
+		}
 	    } else if (radeon_output->DACType == DAC_TVDAC) {
-		if (info->ChipFamily == CHIP_FAMILY_R200) {
-		    tmp = INREG(RADEON_FP2_GEN_CNTL);
-		    tmp &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
-		    OUTREG(RADEON_FP2_GEN_CNTL, tmp);
-		    save->fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
-		} else {
-		    tmp = INREG(RADEON_CRTC2_GEN_CNTL);
-		    tmp &= ~RADEON_CRTC2_CRT2_ON;
-		    OUTREG(RADEON_CRTC2_GEN_CNTL, tmp);
-		    save->crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON;
+		info->output_crt2 &= ~(1 << o);
+		if (!info->output_crt2) {
+		    if (info->ChipFamily == CHIP_FAMILY_R200) {
+			tmp = INREG(RADEON_FP2_GEN_CNTL);
+			tmp &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
+			OUTREG(RADEON_FP2_GEN_CNTL, tmp);
+			save->fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
+		    } else {
+			tmp = INREG(RADEON_CRTC2_GEN_CNTL);
+			tmp &= ~RADEON_CRTC2_CRT2_ON;
+			OUTREG(RADEON_CRTC2_GEN_CNTL, tmp);
+			save->crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON;
+			tv_dac_change = 1;
+		    }
 		}
-		tv_dac_change = 1;
 	    }
 	} else if (radeon_output->MonType == MT_DFP) {
 	    if (radeon_output->TMDSType == TMDS_INT) {
-		tmp = INREG(RADEON_FP_GEN_CNTL);
-		tmp &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
-		OUTREG(RADEON_FP_GEN_CNTL, tmp);
-		save->fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
+		info->output_dfp1 &= ~(1 << o);
+		if (!info->output_dfp1) {
+		    tmp = INREG(RADEON_FP_GEN_CNTL);
+		    tmp &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
+		    OUTREG(RADEON_FP_GEN_CNTL, tmp);
+		    save->fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
+		}
 	    } else if (radeon_output->TMDSType == TMDS_EXT) {
-		tmp = INREG(RADEON_FP2_GEN_CNTL);
-		tmp |= RADEON_FP2_BLANK_EN;
-		tmp &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
-		OUTREG(RADEON_FP2_GEN_CNTL, tmp);
-		save->fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
-		save->fp2_gen_cntl |= RADEON_FP2_BLANK_EN;
+		info->output_dfp2 &= ~(1 << o);
+		if (!info->output_dfp2) {
+		    tmp = INREG(RADEON_FP2_GEN_CNTL);
+		    tmp |= RADEON_FP2_BLANK_EN;
+		    tmp &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
+		    OUTREG(RADEON_FP2_GEN_CNTL, tmp);
+		    save->fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
+		    save->fp2_gen_cntl |= RADEON_FP2_BLANK_EN;
+		}
 	    }
 	} else if (radeon_output->MonType == MT_LCD) {
-	    unsigned long tmpPixclksCntl = INPLL(pScrn, RADEON_PIXCLKS_CNTL);
-	    if (info->IsMobility || info->IsIGP) {
-	    /* Asic bug, when turning off LVDS_ON, we have to make sure
-	       RADEON_PIXCLK_LVDS_ALWAYS_ON bit is off
-	    */
-		OUTPLLP(pScrn, RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb);
-	    }
-	    tmp = INREG(RADEON_LVDS_GEN_CNTL);
-	    tmp |= RADEON_LVDS_DISPLAY_DIS;
-	    tmp &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN);
-	    OUTREG(RADEON_LVDS_GEN_CNTL, tmp);
-	    save->lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS;
-	    save->lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN);
-	    if (info->IsMobility || info->IsIGP) {
-		OUTPLL(pScrn, RADEON_PIXCLKS_CNTL, tmpPixclksCntl);
+	    info->output_lcd1 &= ~(1 << o);
+	    if (!info->output_lcd1) {
+		unsigned long tmpPixclksCntl = INPLL(pScrn, RADEON_PIXCLKS_CNTL);
+		if (info->IsMobility || info->IsIGP) {
+		    /* Asic bug, when turning off LVDS_ON, we have to make sure
+		       RADEON_PIXCLK_LVDS_ALWAYS_ON bit is off
+		    */
+		    OUTPLLP(pScrn, RADEON_PIXCLKS_CNTL, 0, ~RADEON_PIXCLK_LVDS_ALWAYS_ONb);
+		}
+		tmp = INREG(RADEON_LVDS_GEN_CNTL);
+		tmp |= RADEON_LVDS_DISPLAY_DIS;
+		tmp &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN);
+		OUTREG(RADEON_LVDS_GEN_CNTL, tmp);
+		save->lvds_gen_cntl |= RADEON_LVDS_DISPLAY_DIS;
+		save->lvds_gen_cntl &= ~(RADEON_LVDS_ON | RADEON_LVDS_BLON | RADEON_LVDS_EN);
+		if (info->IsMobility || info->IsIGP) {
+		    OUTPLL(pScrn, RADEON_PIXCLKS_CNTL, tmpPixclksCntl);
+		}
 	    }
 	} else if (radeon_output->MonType == MT_STV || radeon_output->MonType == MT_CTV) {
-	    tmp = INREG(RADEON_TV_MASTER_CNTL);
-	    tmp &= ~RADEON_TV_ON;
-	    OUTREG(RADEON_TV_MASTER_CNTL, tmp);
-	    tv_dac_change = 2;
-	    radeon_output->tv_on = FALSE;
+	    info->output_tv1 &= ~(1 << o);
+	    if (!info->output_tv1) {
+		tmp = INREG(RADEON_TV_MASTER_CNTL);
+		tmp &= ~RADEON_TV_ON;
+		OUTREG(RADEON_TV_MASTER_CNTL, tmp);
+		tv_dac_change = 2;
+		radeon_output->tv_on = FALSE;
+	    }
 	}
     }
 
     if (tv_dac_change) {
 	if (bEnable)
-		info->tv_dac_enable_mask |= tv_dac_change;
+	    info->tv_dac_enable_mask |= tv_dac_change;
 	else
-		info->tv_dac_enable_mask &= ~tv_dac_change;
+	    info->tv_dac_enable_mask &= ~tv_dac_change;
 
 	if (bEnable && info->tv_dac_enable_mask)
 	    RADEONDacPowerSet(pScrn, bEnable, (radeon_output->DACType == DAC_PRIMARY));
diff --git a/src/radeon_output.c b/src/radeon_output.c
index 9e73c08..c60ece8 100644
--- a/src/radeon_output.c
+++ b/src/radeon_output.c
@@ -3207,6 +3207,14 @@ Bool RADEONSetupConnectors(ScrnInfoPtr pScrn)
 	}
     }
 
+    /* clear the enable masks */
+    info->output_crt1 = 0;
+    info->output_crt2 = 0;
+    info->output_dfp1 = 0;
+    info->output_dfp2 = 0;
+    info->output_lcd1 = 0;
+    info->output_tv1 = 0;
+
     for (i = 0 ; i < RADEON_MAX_BIOS_CONNECTOR; i++) {
 	if (info->BiosConnector[i].valid) {
 	    RADEONOutputPrivatePtr radeon_output = xnfcalloc(sizeof(RADEONOutputPrivateRec), 1);