radeon: first pass at using atombios on r4xx hw

4 files changed, 149 insertions, 51 deletions

diff --git a/linux-core/atombios_crtc.c b/linux-core/atombios_crtc.c
index 16bcbe87..922cc7e0 100644
--- a/linux-core/atombios_crtc.c
+++ b/linux-core/atombios_crtc.c
@@ -121,6 +121,29 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode)
 	}
 }
 
+static void
+atombios_set_crtc_dtd_timing(struct drm_crtc *crtc, SET_CRTC_USING_DTD_TIMING_PARAMETERS *crtc_param)
+{
+	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+	struct drm_device *dev = crtc->dev;
+	struct drm_radeon_private *dev_priv = dev->dev_private;
+	SET_CRTC_USING_DTD_TIMING_PARAMETERS conv_param;
+	int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming);
+
+	conv_param.usH_Size		        = cpu_to_le16(crtc_param->usH_Size);
+	conv_param.usH_Blanking_Time	= cpu_to_le16(crtc_param->usH_Blanking_Time);
+	conv_param.usV_Size		        = cpu_to_le16(crtc_param->usV_Size);
+	conv_param.usV_Blanking_Time	= cpu_to_le16(crtc_param->usV_Blanking_Time);
+	conv_param.usH_SyncOffset		= cpu_to_le16(crtc_param->usH_SyncOffset);
+	conv_param.usH_SyncWidth		= cpu_to_le16(crtc_param->usH_SyncWidth);
+	conv_param.usV_SyncOffset		= cpu_to_le16(crtc_param->usV_SyncOffset);
+	conv_param.usV_SyncWidth		= cpu_to_le16(crtc_param->usV_SyncWidth);
+	conv_param.susModeMiscInfo.usAccess = cpu_to_le16(crtc_param->susModeMiscInfo.usAccess);
+	conv_param.ucCRTC			= crtc_param->ucCRTC;
+
+	printk("executing set crtc dtd timing\n");
+	atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&conv_param);
+}
 
 void atombios_crtc_set_timing(struct drm_crtc *crtc, SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION *crtc_param)
 {
@@ -170,7 +193,7 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 	if (!radeon_is_avivo(dev_priv))
 		pll_flags |= RADEON_PLL_LEGACY;
 
-	if (mode->clock > 120000) /* range limits??? */
+	if (mode->clock > 200000) /* range limits??? */
 		pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
 	else
 		pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
@@ -319,8 +342,8 @@ void atombios_crtc_mode_set(struct drm_crtc *crtc,
 	struct drm_radeon_private *dev_priv = dev->dev_private;
 	struct drm_encoder *encoder;
 	SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION crtc_timing;
-	/* TODO color tiling */
 
+	/* TODO color tiling */
 	memset(&crtc_timing, 0, sizeof(crtc_timing));
 
 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
@@ -355,14 +378,48 @@ void atombios_crtc_mode_set(struct drm_crtc *crtc,
 	if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
 		crtc_timing.susModeMiscInfo.usAccess |= ATOM_DOUBLE_CLOCK_MODE;
 
+	atombios_crtc_set_pll(crtc, adjusted_mode);
+	atombios_crtc_set_timing(crtc, &crtc_timing);
+
 	if (radeon_is_avivo(dev_priv))
 		atombios_crtc_set_base(crtc, x, y);
-	else
+	else {
+		if (radeon_crtc->crtc_id == 0) {
+			SET_CRTC_USING_DTD_TIMING_PARAMETERS crtc_dtd_timing;
+			memset(&crtc_dtd_timing, 0, sizeof(crtc_dtd_timing));
+
+			/* setup FP shadow regs on R4xx */
+			crtc_dtd_timing.ucCRTC = radeon_crtc->crtc_id;
+			crtc_dtd_timing.usH_Size = adjusted_mode->crtc_hdisplay;
+			crtc_dtd_timing.usV_Size = adjusted_mode->crtc_vdisplay;
+			crtc_dtd_timing.usH_Blanking_Time = adjusted_mode->crtc_hblank_end - adjusted_mode->crtc_hdisplay;
+			crtc_dtd_timing.usV_Blanking_Time = adjusted_mode->crtc_vblank_end - adjusted_mode->crtc_vdisplay;
+			crtc_dtd_timing.usH_SyncOffset = adjusted_mode->crtc_hsync_start - adjusted_mode->crtc_hdisplay;
+			crtc_dtd_timing.usV_SyncOffset = adjusted_mode->crtc_vsync_start - adjusted_mode->crtc_vdisplay;
+			crtc_dtd_timing.usH_SyncWidth = adjusted_mode->crtc_hsync_end - adjusted_mode->crtc_hsync_start;
+			crtc_dtd_timing.usV_SyncWidth = adjusted_mode->crtc_vsync_end - adjusted_mode->crtc_vsync_start;
+			//crtc_dtd_timing.ucH_Border = adjusted_mode->crtc_hborder;
+			//crtc_dtd_timing.ucV_Border = adjusted_mode->crtc_vborder;
+
+			if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC)
+				crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_VSYNC_POLARITY;
+
+			if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC)
+				crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_HSYNC_POLARITY;
+
+			if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC)
+				crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_COMPOSITESYNC;
+
+			if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE)
+				crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_INTERLACE;
+
+			if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
+				crtc_dtd_timing.susModeMiscInfo.usAccess |= ATOM_DOUBLE_CLOCK_MODE;
+
+			atombios_set_crtc_dtd_timing(crtc, &crtc_dtd_timing);
+		}
 		radeon_crtc_set_base(crtc, x, y);
-
-	atombios_crtc_set_pll(crtc, adjusted_mode);
-
-	atombios_crtc_set_timing(crtc, &crtc_timing);
+	}
 
 }
 
diff --git a/linux-core/radeon_display.c b/linux-core/radeon_display.c
index 257f0ac7..5c86f74c 100644
--- a/linux-core/radeon_display.c
+++ b/linux-core/radeon_display.c
@@ -195,7 +195,7 @@ static void radeon_crtc_init(struct drm_device *dev, int index)
 		radeon_crtc->lut_b[i] = i;
 	}
 
-	if (dev_priv->is_atom_bios && radeon_is_avivo(dev_priv))
+	if (dev_priv->is_atom_bios)
 		radeon_atombios_init_crtc(dev, radeon_crtc);
 	else
 		radeon_legacy_init_crtc(dev, radeon_crtc);
@@ -237,10 +237,7 @@ bool radeon_setup_enc_conn(struct drm_device *dev)
 		encoder = NULL;
 		/* if we find an LVDS connector */
 		if (mode_info->bios_connector[i].connector_type == CONNECTOR_LVDS) {
-			if (radeon_is_avivo(dev_priv))
-				encoder = radeon_encoder_lvtma_add(dev, i);
-			else
-				encoder = radeon_encoder_legacy_lvds_add(dev, i);
+			encoder = radeon_encoder_lvtma_add(dev, i);
 			if (encoder)
 				drm_mode_connector_attach_encoder(connector, encoder);
 		}
@@ -249,14 +246,7 @@ bool radeon_setup_enc_conn(struct drm_device *dev)
 		if ((mode_info->bios_connector[i].connector_type == CONNECTOR_DVI_I) ||
 		    (mode_info->bios_connector[i].connector_type == CONNECTOR_DVI_A) ||
 		    (mode_info->bios_connector[i].connector_type == CONNECTOR_VGA)) {
-			if (radeon_is_avivo(dev_priv)) {
-				encoder = radeon_encoder_atom_dac_add(dev, i, mode_info->bios_connector[i].dac_type, 0);
-			} else {
-				if (mode_info->bios_connector[i].dac_type == DAC_PRIMARY)
-					encoder = radeon_encoder_legacy_primary_dac_add(dev, i, 0);
-				else if (mode_info->bios_connector[i].dac_type == DAC_TVDAC)
-					encoder = radeon_encoder_legacy_tv_dac_add(dev, i, 0);
-			}
+			encoder = radeon_encoder_atom_dac_add(dev, i, mode_info->bios_connector[i].dac_type, 0);
 			if (encoder)
 				drm_mode_connector_attach_encoder(connector, encoder);
 		}
@@ -264,26 +254,14 @@ bool radeon_setup_enc_conn(struct drm_device *dev)
 		/* TMDS on DVI */
 		if ((mode_info->bios_connector[i].connector_type == CONNECTOR_DVI_I) ||
 		    (mode_info->bios_connector[i].connector_type == CONNECTOR_DVI_D)) {
-			if (radeon_is_avivo(dev_priv))
-				encoder = radeon_encoder_atom_tmds_add(dev, i, mode_info->bios_connector[i].tmds_type);
-			else {
-				if (mode_info->bios_connector[i].tmds_type == TMDS_INT)
-					encoder = radeon_encoder_legacy_tmds_int_add(dev, i);
-				else if (mode_info->bios_connector[i].tmds_type == TMDS_EXT)
-					encoder = radeon_encoder_legacy_tmds_ext_add(dev, i);
-			}
+			encoder = radeon_encoder_atom_tmds_add(dev, i, mode_info->bios_connector[i].tmds_type);
 			if (encoder)
 				drm_mode_connector_attach_encoder(connector, encoder);
 		}
 
 		/* TVDAC on DIN */
 		if (mode_info->bios_connector[i].connector_type == CONNECTOR_DIN) {
-			if (radeon_is_avivo(dev_priv))
-				encoder = radeon_encoder_atom_dac_add(dev, i, mode_info->bios_connector[i].dac_type, 1);
-			else {
-				if (mode_info->bios_connector[i].dac_type == DAC_TVDAC)
-					encoder = radeon_encoder_legacy_tv_dac_add(dev, i, 0);
-			}
+			encoder = radeon_encoder_atom_dac_add(dev, i, mode_info->bios_connector[i].dac_type, 1);
 			if (encoder)
 				drm_mode_connector_attach_encoder(connector, encoder);
 		}
diff --git a/linux-core/radeon_encoders.c b/linux-core/radeon_encoders.c
index 03878609..04ab03a0 100644
--- a/linux-core/radeon_encoders.c
+++ b/linux-core/radeon_encoders.c
@@ -146,6 +146,10 @@ static void atombios_scaler_setup(struct drm_encoder *encoder, struct drm_displa
 	ENABLE_SCALER_PS_ALLOCATION args;
 	int index = GetIndexIntoMasterTable(COMMAND, EnableScaler);
 
+	/* pre-avivo chips only have 1 scaler */
+	if (!radeon_is_avivo(dev_priv) && radeon_crtc->crtc_id)
+		return;
+
 	memset(&args, 0, sizeof(args));
 	args.ucScaler = radeon_crtc->crtc_id;
 
@@ -154,8 +158,12 @@ static void atombios_scaler_setup(struct drm_encoder *encoder, struct drm_displa
 			args.ucEnable = ATOM_SCALER_EXPANSION;
 		else if (radeon_encoder->rmx_type == RMX_CENTER)
 			args.ucEnable = ATOM_SCALER_CENTER;
-	} else
-		args.ucEnable = ATOM_SCALER_DISABLE;
+	} else {
+		if (radeon_is_avivo(dev_priv))
+			args.ucEnable = ATOM_SCALER_DISABLE;
+		else
+			args.ucEnable = ATOM_SCALER_CENTER;
+	}
 
 	atom_execute_table(dev_priv->mode_info.atom_context, index, (uint32_t *)&args);
 }
@@ -225,6 +233,9 @@ static void radeon_dfp_disable_dither(struct drm_encoder *encoder, int device)
 	struct drm_device *dev = encoder->dev;
 	struct drm_radeon_private *dev_priv = dev->dev_private;
 
+	if (!radeon_is_avivo(dev_priv))
+		return;
+
 	switch (device) {
 	case ATOM_DEVICE_DFP1_INDEX:
 		RADEON_WRITE(AVIVO_TMDSA_BIT_DEPTH_CONTROL, 0); /* TMDSA */
diff --git a/linux-core/radeon_legacy_crtc.c b/linux-core/radeon_legacy_crtc.c
index bc28c436..f99cbdaa 100644
--- a/linux-core/radeon_legacy_crtc.c
+++ b/linux-core/radeon_legacy_crtc.c
@@ -171,6 +171,50 @@ void radeon_crtc_dpms(struct drm_crtc *crtc, int mode)
 	}
 }
 
+/* properly set crtc bpp when using atombios */
+static void radeon_legacy_atom_set_surface(struct drm_crtc *crtc)
+{
+	struct drm_device *dev = crtc->dev;
+	struct drm_radeon_private *dev_priv = dev->dev_private;
+	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+	int format;
+	uint32_t crtc_gen_cntl, crtc2_gen_cntl;
+
+	switch (crtc->fb->bits_per_pixel) {
+	case 15:      /*  555 */
+		format = 3;
+		break;
+	case 16:      /*  565 */
+		format = 4;
+		break;
+	case 24:      /*  RGB */
+		format = 5;
+		break;
+	case 32:      /* xRGB */
+		format = 6;
+		break;
+	default:
+		return;
+	}
+
+	switch (radeon_crtc->crtc_id) {
+	case 0:
+		crtc_gen_cntl = RADEON_READ(RADEON_CRTC_GEN_CNTL) & 0xfffff0ff;
+		crtc_gen_cntl |= (format << 8);
+		crtc_gen_cntl |= RADEON_CRTC_EXT_DISP_EN;
+		RADEON_WRITE(RADEON_CRTC_GEN_CNTL, crtc_gen_cntl);
+		break;
+	case 1:
+		crtc2_gen_cntl = RADEON_READ(RADEON_CRTC2_GEN_CNTL) & 0xfffff0ff;
+		crtc2_gen_cntl |= (format << 8);
+		RADEON_WRITE(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
+		// not sure we need these...
+		RADEON_WRITE(RADEON_FP_H2_SYNC_STRT_WID,   RADEON_READ(RADEON_CRTC2_H_SYNC_STRT_WID));
+		RADEON_WRITE(RADEON_FP_V2_SYNC_STRT_WID,   RADEON_READ(RADEON_CRTC2_V_SYNC_STRT_WID));
+		break;
+	}
+}
+
 static bool radeon_set_crtc1_base(struct drm_crtc *crtc, int x, int y)
 {
 	struct drm_device *dev = crtc->dev;
@@ -181,6 +225,7 @@ static bool radeon_set_crtc1_base(struct drm_crtc *crtc, int x, int y)
 	uint32_t base;
 	uint32_t crtc_offset, crtc_offset_cntl, crtc_tile_x0_y0 = 0;
 	uint32_t crtc_pitch;
+	uint32_t disp_merge_cntl;
 
 	DRM_DEBUG("\n");
 
@@ -263,6 +308,13 @@ static bool radeon_set_crtc1_base(struct drm_crtc *crtc, int x, int y)
 	RADEON_WRITE(RADEON_CRTC_OFFSET, crtc_offset);
 	RADEON_WRITE(RADEON_CRTC_PITCH, crtc_pitch);
 
+	disp_merge_cntl = RADEON_READ(RADEON_DISP_MERGE_CNTL);
+	disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN;
+	RADEON_WRITE(RADEON_DISP_MERGE_CNTL, disp_merge_cntl);
+
+	if (dev_priv->is_atom_bios)
+		radeon_legacy_atom_set_surface(crtc);
+
 	return true;
 }
 
@@ -280,12 +332,10 @@ static bool radeon_set_crtc1_timing(struct drm_crtc *crtc, struct drm_display_mo
 	uint32_t crtc_h_sync_strt_wid;
 	uint32_t crtc_v_total_disp;
 	uint32_t crtc_v_sync_strt_wid;
-	uint32_t disp_merge_cntl;
 
 	DRM_DEBUG("\n");
 
 	switch (crtc->fb->bits_per_pixel) {
-		
 	case 15:      /*  555 */
 		format = 3;
 		break;
@@ -321,9 +371,6 @@ static bool radeon_set_crtc1_timing(struct drm_crtc *crtc, struct drm_display_mo
 			  RADEON_CRTC_HSYNC_DIS |
 			  RADEON_CRTC_DISPLAY_DIS);
 
-	disp_merge_cntl = RADEON_READ(RADEON_DISP_MERGE_CNTL);
-	disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN;
-
 	crtc_h_total_disp = ((((mode->crtc_htotal / 8) - 1) & 0x3ff)
 			     | ((((mode->crtc_hdisplay / 8) - 1) & 0x1ff) << 16));
 
@@ -386,8 +433,6 @@ static bool radeon_set_crtc1_timing(struct drm_crtc *crtc, struct drm_display_mo
 	RADEON_WRITE(RADEON_CRTC_V_TOTAL_DISP, crtc_v_total_disp);
 	RADEON_WRITE(RADEON_CRTC_V_SYNC_STRT_WID, crtc_v_sync_strt_wid);
 
-	RADEON_WRITE(RADEON_DISP_MERGE_CNTL, disp_merge_cntl);
-
 	RADEON_WRITE(RADEON_CRTC_GEN_CNTL, crtc_gen_cntl);
 
 	return true;
@@ -433,7 +478,7 @@ static void radeon_set_pll1(struct drm_crtc *crtc, struct drm_display_mode *mode
 		{  0, 0 }
 	};
 
-	if (mode->clock > 120000) /* range limits??? */
+	if (mode->clock > 200000) /* range limits??? */
 		pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
 	else
 		pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
@@ -606,6 +651,7 @@ static bool radeon_set_crtc2_base(struct drm_crtc *crtc, int x, int y)
 	uint32_t base;
 	uint32_t crtc2_offset, crtc2_offset_cntl, crtc2_tile_x0_y0 = 0;
         uint32_t crtc2_pitch;
+	uint32_t disp2_merge_cntl;
 
 	DRM_DEBUG("\n");
 
@@ -686,6 +732,13 @@ static bool radeon_set_crtc2_base(struct drm_crtc *crtc, int x, int y)
 	RADEON_WRITE(RADEON_CRTC2_OFFSET, crtc2_offset);
 	RADEON_WRITE(RADEON_CRTC2_PITCH, crtc2_pitch);
 
+	disp2_merge_cntl = RADEON_READ(RADEON_DISP2_MERGE_CNTL);
+	disp2_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN;
+	RADEON_WRITE(RADEON_DISP2_MERGE_CNTL,      disp2_merge_cntl);
+
+	if (dev_priv->is_atom_bios)
+		radeon_legacy_atom_set_surface(crtc);
+
 	return true;
 }
 
@@ -702,7 +755,6 @@ static bool radeon_set_crtc2_timing(struct drm_crtc *crtc, struct drm_display_mo
         uint32_t crtc2_h_sync_strt_wid;
         uint32_t crtc2_v_total_disp;
         uint32_t crtc2_v_sync_strt_wid;
-	uint32_t disp2_merge_cntl;
 	uint32_t fp_h2_sync_strt_wid;
 	uint32_t fp_v2_sync_strt_wid;
 
@@ -776,9 +828,6 @@ static bool radeon_set_crtc2_timing(struct drm_crtc *crtc, struct drm_display_mo
 			      ? RADEON_CRTC2_INTERLACE_EN
 			      : 0));
 
-	disp2_merge_cntl = RADEON_READ(RADEON_DISP2_MERGE_CNTL);
-	disp2_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN;
-
 	fp_h2_sync_strt_wid = crtc2_h_sync_strt_wid;
 	fp_v2_sync_strt_wid = crtc2_v_sync_strt_wid;
 
@@ -795,8 +844,6 @@ static bool radeon_set_crtc2_timing(struct drm_crtc *crtc, struct drm_display_mo
 	RADEON_WRITE(RADEON_FP_H2_SYNC_STRT_WID,   fp_h2_sync_strt_wid);
 	RADEON_WRITE(RADEON_FP_V2_SYNC_STRT_WID,   fp_v2_sync_strt_wid);
 
-	RADEON_WRITE(RADEON_DISP2_MERGE_CNTL,      disp2_merge_cntl);
-
 	RADEON_WRITE(RADEON_CRTC2_GEN_CNTL,        crtc2_gen_cntl);
 
 	return true;
@@ -813,7 +860,7 @@ static void radeon_set_pll2(struct drm_crtc *crtc, struct drm_display_mode *mode
 	uint32_t post_divider = 0;
 	uint32_t freq = 0;
 	uint8_t pll_gain;
-	int pll_flags = RADEON_PLL_LEGACY | RADEON_PLL_PREFER_LOW_REF_DIV;
+	int pll_flags = RADEON_PLL_LEGACY;
 	bool use_bios_divs = false;
 	/* PLL2 registers */
 	uint32_t p2pll_ref_div = 0;
@@ -842,6 +889,11 @@ static void radeon_set_pll2(struct drm_crtc *crtc, struct drm_display_mode *mode
 		{  0, 0 }
 	};
 
+	if (mode->clock > 200000) /* range limits??? */
+		pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
+	else
+		pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
+
 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
 		if (encoder->crtc == crtc) {
 			if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)