Merge intel drm-intel-next branch

Merge remote branch 'anholt/drm-intel-next' of ../anholt-2.6 into drm-next

Conflicts:
	drivers/gpu/drm/i915/intel_display.c
	drivers/gpu/drm/i915/intel_drv.h
	drivers/gpu/drm/i915/intel_sdvo.c

1 files changed, 238 insertions, 69 deletions

diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index 91238f0c39a5..0bf28efcf2c1 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -37,6 +37,19 @@
 #include "intel_sdvo_regs.h"
 
 #undef SDVO_DEBUG
+
+static char *tv_format_names[] = {
+	"NTSC_M"   , "NTSC_J"  , "NTSC_443",
+	"PAL_B"    , "PAL_D"   , "PAL_G"   ,
+	"PAL_H"    , "PAL_I"   , "PAL_M"   ,
+	"PAL_N"    , "PAL_NC"  , "PAL_60"  ,
+	"SECAM_B"  , "SECAM_D" , "SECAM_G" ,
+	"SECAM_K"  , "SECAM_K1", "SECAM_L" ,
+	"SECAM_60"
+};
+
+#define TV_FORMAT_NUM  (sizeof(tv_format_names) / sizeof(*tv_format_names))
+
 struct intel_sdvo_priv {
 	u8 slave_addr;
 
@@ -70,6 +83,15 @@ struct intel_sdvo_priv {
 	 */
 	bool is_tv;
 
+	/* This is for current tv format name */
+	char *tv_format_name;
+
+	/* This contains all current supported TV format */
+	char *tv_format_supported[TV_FORMAT_NUM];
+	int   format_supported_num;
+	struct drm_property *tv_format_property;
+	struct drm_property *tv_format_name_property[TV_FORMAT_NUM];
+
 	/**
 	 * This is set if we treat the device as HDMI, instead of DVI.
 	 */
@@ -96,14 +118,6 @@ struct intel_sdvo_priv {
 	 */
 	struct intel_sdvo_sdtv_resolution_reply sdtv_resolutions;
 
-	/**
-	 * Current selected TV format.
-	 *
-	 * This is stored in the same structure that's passed to the device, for
-	 * convenience.
-	 */
-	struct intel_sdvo_tv_format tv_format;
-
 	/*
 	 * supported encoding mode, used to determine whether HDMI is
 	 * supported
@@ -113,6 +127,9 @@ struct intel_sdvo_priv {
 	/* DDC bus used by this SDVO output */
 	uint8_t ddc_bus;
 
+	/* Mac mini hack -- use the same DDC as the analog connector */
+	struct i2c_adapter *analog_ddc_bus;
+
 	int save_sdvo_mult;
 	u16 save_active_outputs;
 	struct intel_sdvo_dtd save_input_dtd_1, save_input_dtd_2;
@@ -944,23 +961,28 @@ static void intel_sdvo_set_avi_infoframe(struct intel_output *output,
 
 static void intel_sdvo_set_tv_format(struct intel_output *output)
 {
+
+	struct intel_sdvo_tv_format format;
 	struct intel_sdvo_priv *sdvo_priv = output->dev_priv;
-	struct intel_sdvo_tv_format *format, unset;
-	u8 status;
+	uint32_t format_map, i;
+	uint8_t status;
 
-	format = &sdvo_priv->tv_format;
-	memset(&unset, 0, sizeof(unset));
-	if (memcmp(format, &unset, sizeof(*format))) {
-		DRM_DEBUG_KMS("%s: Choosing default TV format of NTSC-M\n",
-				SDVO_NAME(sdvo_priv));
-		format->ntsc_m = 1;
-		intel_sdvo_write_cmd(output, SDVO_CMD_SET_TV_FORMAT, format,
-				sizeof(*format));
-		status = intel_sdvo_read_response(output, NULL, 0);
-		if (status != SDVO_CMD_STATUS_SUCCESS)
-			DRM_DEBUG_KMS("%s: Failed to set TV format\n",
-					SDVO_NAME(sdvo_priv));
-	}
+	for (i = 0; i < TV_FORMAT_NUM; i++)
+		if (tv_format_names[i] == sdvo_priv->tv_format_name)
+			break;
+
+	format_map = 1 << i;
+	memset(&format, 0, sizeof(format));
+	memcpy(&format, &format_map, sizeof(format_map) > sizeof(format) ?
+			sizeof(format) : sizeof(format_map));
+
+	intel_sdvo_write_cmd(output, SDVO_CMD_SET_TV_FORMAT, &format_map,
+			     sizeof(format));
+
+	status = intel_sdvo_read_response(output, NULL, 0);
+	if (status != SDVO_CMD_STATUS_SUCCESS)
+		DRM_DEBUG("%s: Failed to set TV format\n",
+			  SDVO_NAME(sdvo_priv));
 }
 
 static bool intel_sdvo_mode_fixup(struct drm_encoder *encoder,
@@ -1457,7 +1479,7 @@ intel_sdvo_multifunc_encoder(struct intel_output *intel_output)
 		(SDVO_OUTPUT_RGB0 | SDVO_OUTPUT_RGB1))
 		caps++;
 	if (sdvo_priv->caps.output_flags &
-		(SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_SVID0))
+		(SDVO_OUTPUT_SVID0 | SDVO_OUTPUT_SVID1))
 		caps++;
 	if (sdvo_priv->caps.output_flags &
 		(SDVO_OUTPUT_CVBS0 | SDVO_OUTPUT_CVBS1))
@@ -1477,6 +1499,36 @@ intel_sdvo_multifunc_encoder(struct intel_output *intel_output)
 	return (caps > 1);
 }
 
+static struct drm_connector *
+intel_find_analog_connector(struct drm_device *dev)
+{
+	struct drm_connector *connector;
+	struct intel_output *intel_output;
+
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		intel_output = to_intel_output(connector);
+		if (intel_output->type == INTEL_OUTPUT_ANALOG)
+			return connector;
+	}
+	return NULL;
+}
+
+static int
+intel_analog_is_connected(struct drm_device *dev)
+{
+	struct drm_connector *analog_connector;
+	analog_connector = intel_find_analog_connector(dev);
+
+	if (!analog_connector)
+		return false;
+
+	if (analog_connector->funcs->detect(analog_connector) ==
+			connector_status_disconnected)
+		return false;
+
+	return true;
+}
+
 enum drm_connector_status
 intel_sdvo_hdmi_sink_detect(struct drm_connector *connector, u16 response)
 {
@@ -1487,6 +1539,15 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector, u16 response)
 
 	edid = drm_get_edid(&intel_output->base,
 			    intel_output->ddc_bus);
+
+	/* when there is no edid and no monitor is connected with VGA
+	 * port, try to use the CRT ddc to read the EDID for DVI-connector
+	 */
+	if (edid == NULL &&
+	    sdvo_priv->analog_ddc_bus &&
+	    !intel_analog_is_connected(intel_output->base.dev))
+		edid = drm_get_edid(&intel_output->base,
+				    sdvo_priv->analog_ddc_bus);
 	if (edid != NULL) {
 		/* Don't report the output as connected if it's a DVI-I
 		 * connector with a non-digital EDID coming out.
@@ -1515,7 +1576,8 @@ static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connect
 	struct intel_output *intel_output = to_intel_output(connector);
 	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
 
-	intel_sdvo_write_cmd(intel_output, SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0);
+	intel_sdvo_write_cmd(intel_output,
+			     SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0);
 	status = intel_sdvo_read_response(intel_output, &response, 2);
 
 	DRM_DEBUG_KMS("SDVO response %d %d\n", response & 0xff, response >> 8);
@@ -1539,50 +1601,32 @@ static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connect
 static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
 {
 	struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+	int num_modes;
 
 	/* set the bus switch and get the modes */
-	intel_ddc_get_modes(intel_output);
+	num_modes = intel_ddc_get_modes(intel_output);
 
-#if 0
-	struct drm_device *dev = encoder->dev;
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	/* Mac mini hack.  On this device, I get DDC through the analog, which
-	 * load-detects as disconnected.  I fail to DDC through the SDVO DDC,
-	 * but it does load-detect as connected.  So, just steal the DDC bits
-	 * from analog when we fail at finding it the right way.
+	/*
+	 * Mac mini hack.  On this device, the DVI-I connector shares one DDC
+	 * link between analog and digital outputs. So, if the regular SDVO
+	 * DDC fails, check to see if the analog output is disconnected, in
+	 * which case we'll look there for the digital DDC data.
 	 */
-	crt = xf86_config->output[0];
-	intel_output = crt->driver_private;
-	if (intel_output->type == I830_OUTPUT_ANALOG &&
-	    crt->funcs->detect(crt) == XF86OutputStatusDisconnected) {
-		I830I2CInit(pScrn, &intel_output->pDDCBus, GPIOA, "CRTDDC_A");
-		edid_mon = xf86OutputGetEDID(crt, intel_output->pDDCBus);
-		xf86DestroyI2CBusRec(intel_output->pDDCBus, true, true);
-	}
-	if (edid_mon) {
-		xf86OutputSetEDID(output, edid_mon);
-		modes = xf86OutputGetEDIDModes(output);
-	}
-#endif
-}
+	if (num_modes == 0 &&
+	    sdvo_priv->analog_ddc_bus &&
+	    !intel_analog_is_connected(intel_output->base.dev)) {
+		struct i2c_adapter *digital_ddc_bus;
 
-/**
- * This function checks the current TV format, and chooses a default if
- * it hasn't been set.
- */
-static void
-intel_sdvo_check_tv_format(struct intel_output *output)
-{
-	struct intel_sdvo_priv *dev_priv = output->dev_priv;
-	struct intel_sdvo_tv_format format;
-	uint8_t status;
+		/* Switch to the analog ddc bus and try that
+		 */
+		digital_ddc_bus = intel_output->ddc_bus;
+		intel_output->ddc_bus = sdvo_priv->analog_ddc_bus;
 
-	intel_sdvo_write_cmd(output, SDVO_CMD_GET_TV_FORMAT, NULL, 0);
-	status = intel_sdvo_read_response(output, &format, sizeof(format));
-	if (status != SDVO_CMD_STATUS_SUCCESS)
-		return;
+		(void) intel_ddc_get_modes(intel_output);
 
-	memcpy(&dev_priv->tv_format, &format, sizeof(format));
+		intel_output->ddc_bus = digital_ddc_bus;
+	}
 }
 
 /*
@@ -1655,17 +1699,26 @@ static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
 	struct intel_output *output = to_intel_output(connector);
 	struct intel_sdvo_priv *sdvo_priv = output->dev_priv;
 	struct intel_sdvo_sdtv_resolution_request tv_res;
-	uint32_t reply = 0;
+	uint32_t reply = 0, format_map = 0;
+	int i;
 	uint8_t status;
-	int i = 0;
 
-	intel_sdvo_check_tv_format(output);
 
 	/* Read the list of supported input resolutions for the selected TV
 	 * format.
 	 */
-	memset(&tv_res, 0, sizeof(tv_res));
-	memcpy(&tv_res, &sdvo_priv->tv_format, sizeof(tv_res));
+	for (i = 0; i < TV_FORMAT_NUM; i++)
+		if (tv_format_names[i] ==  sdvo_priv->tv_format_name)
+			break;
+
+	format_map = (1 << i);
+	memcpy(&tv_res, &format_map,
+	       sizeof(struct intel_sdvo_sdtv_resolution_request) >
+	       sizeof(format_map) ? sizeof(format_map) :
+	       sizeof(struct intel_sdvo_sdtv_resolution_request));
+
+	intel_sdvo_set_target_output(output, sdvo_priv->controlled_output);
+
 	intel_sdvo_write_cmd(output, SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT,
 			     &tv_res, sizeof(tv_res));
 	status = intel_sdvo_read_response(output, &reply, 3);
@@ -1680,6 +1733,7 @@ static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
 			if (nmode)
 				drm_mode_probed_add(connector, nmode);
 		}
+
 }
 
 static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
@@ -1747,17 +1801,62 @@ static void intel_sdvo_destroy(struct drm_connector *connector)
 		intel_i2c_destroy(intel_output->i2c_bus);
 	if (intel_output->ddc_bus)
 		intel_i2c_destroy(intel_output->ddc_bus);
+	if (sdvo_priv->analog_ddc_bus)
+		intel_i2c_destroy(sdvo_priv->analog_ddc_bus);
 
 	if (sdvo_priv->sdvo_lvds_fixed_mode != NULL)
 		drm_mode_destroy(connector->dev,
 				 sdvo_priv->sdvo_lvds_fixed_mode);
 
+	if (sdvo_priv->tv_format_property)
+		drm_property_destroy(connector->dev,
+				     sdvo_priv->tv_format_property);
+
 	drm_sysfs_connector_remove(connector);
 	drm_connector_cleanup(connector);
 
 	kfree(intel_output);
 }
 
+static int
+intel_sdvo_set_property(struct drm_connector *connector,
+			struct drm_property *property,
+			uint64_t val)
+{
+	struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+	struct drm_encoder *encoder = &intel_output->enc;
+	struct drm_crtc *crtc = encoder->crtc;
+	int ret = 0;
+	bool changed = false;
+
+	ret = drm_connector_property_set_value(connector, property, val);
+	if (ret < 0)
+		goto out;
+
+	if (property == sdvo_priv->tv_format_property) {
+		if (val >= TV_FORMAT_NUM) {
+			ret = -EINVAL;
+			goto out;
+		}
+		if (sdvo_priv->tv_format_name ==
+		    sdvo_priv->tv_format_supported[val])
+			goto out;
+
+		sdvo_priv->tv_format_name = sdvo_priv->tv_format_supported[val];
+		changed = true;
+	} else {
+		ret = -EINVAL;
+		goto out;
+	}
+
+	if (changed && crtc)
+		drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
+				crtc->y, crtc->fb);
+out:
+	return ret;
+}
+
 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs = {
 	.dpms = intel_sdvo_dpms,
 	.mode_fixup = intel_sdvo_mode_fixup,
@@ -1772,6 +1871,7 @@ static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
 	.restore = intel_sdvo_restore,
 	.detect = intel_sdvo_detect,
 	.fill_modes = drm_helper_probe_single_connector_modes,
+	.set_property = intel_sdvo_set_property,
 	.destroy = intel_sdvo_destroy,
 };
 
@@ -1966,6 +2066,9 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
 			intel_sdvo_set_colorimetry(intel_output,
 						   SDVO_COLORIMETRY_RGB256);
 			connector->connector_type = DRM_MODE_CONNECTOR_HDMIA;
+			intel_output->clone_mask =
+					(1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
+					(1 << INTEL_ANALOG_CLONE_BIT);
 		}
 	} else if (flags & SDVO_OUTPUT_SVID0) {
 
@@ -1974,11 +2077,14 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
 		connector->connector_type = DRM_MODE_CONNECTOR_SVIDEO;
 		sdvo_priv->is_tv = true;
 		intel_output->needs_tv_clock = true;
+		intel_output->clone_mask = 1 << INTEL_SDVO_TV_CLONE_BIT;
 	} else if (flags & SDVO_OUTPUT_RGB0) {
 
 		sdvo_priv->controlled_output = SDVO_OUTPUT_RGB0;
 		encoder->encoder_type = DRM_MODE_ENCODER_DAC;
 		connector->connector_type = DRM_MODE_CONNECTOR_VGA;
+		intel_output->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
+					(1 << INTEL_ANALOG_CLONE_BIT);
 	} else if (flags & SDVO_OUTPUT_RGB1) {
 
 		sdvo_priv->controlled_output = SDVO_OUTPUT_RGB1;
@@ -1990,12 +2096,16 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
 		encoder->encoder_type = DRM_MODE_ENCODER_LVDS;
 		connector->connector_type = DRM_MODE_CONNECTOR_LVDS;
 		sdvo_priv->is_lvds = true;
+		intel_output->clone_mask = (1 << INTEL_ANALOG_CLONE_BIT) |
+					(1 << INTEL_SDVO_LVDS_CLONE_BIT);
 	} else if (flags & SDVO_OUTPUT_LVDS1) {
 
 		sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS1;
 		encoder->encoder_type = DRM_MODE_ENCODER_LVDS;
 		connector->connector_type = DRM_MODE_CONNECTOR_LVDS;
 		sdvo_priv->is_lvds = true;
+		intel_output->clone_mask = (1 << INTEL_ANALOG_CLONE_BIT) |
+					(1 << INTEL_SDVO_LVDS_CLONE_BIT);
 	} else {
 
 		unsigned char bytes[2];
@@ -2007,6 +2117,7 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
 			      bytes[0], bytes[1]);
 		ret = false;
 	}
+	intel_output->crtc_mask = (1 << 0) | (1 << 1);
 
 	if (ret && registered)
 		ret = drm_sysfs_connector_add(connector) == 0 ? true : false;
@@ -2016,6 +2127,55 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
 
 }
 
+static void intel_sdvo_tv_create_property(struct drm_connector *connector)
+{
+      struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+	struct intel_sdvo_tv_format format;
+	uint32_t format_map, i;
+	uint8_t status;
+
+	intel_sdvo_set_target_output(intel_output,
+				     sdvo_priv->controlled_output);
+
+	intel_sdvo_write_cmd(intel_output,
+			     SDVO_CMD_GET_SUPPORTED_TV_FORMATS, NULL, 0);
+	status = intel_sdvo_read_response(intel_output,
+					  &format, sizeof(format));
+	if (status != SDVO_CMD_STATUS_SUCCESS)
+		return;
+
+	memcpy(&format_map, &format, sizeof(format) > sizeof(format_map) ?
+	       sizeof(format_map) : sizeof(format));
+
+	if (format_map == 0)
+		return;
+
+	sdvo_priv->format_supported_num = 0;
+	for (i = 0 ; i < TV_FORMAT_NUM; i++)
+		if (format_map & (1 << i)) {
+			sdvo_priv->tv_format_supported
+			[sdvo_priv->format_supported_num++] =
+			tv_format_names[i];
+		}
+
+
+	sdvo_priv->tv_format_property =
+			drm_property_create(
+				connector->dev, DRM_MODE_PROP_ENUM,
+				"mode", sdvo_priv->format_supported_num);
+
+	for (i = 0; i < sdvo_priv->format_supported_num; i++)
+		drm_property_add_enum(
+				sdvo_priv->tv_format_property, i,
+				i, sdvo_priv->tv_format_supported[i]);
+
+	sdvo_priv->tv_format_name = sdvo_priv->tv_format_supported[0];
+	drm_connector_attach_property(
+			connector, sdvo_priv->tv_format_property, 0);
+
+}
+
 bool intel_sdvo_init(struct drm_device *dev, int output_device)
 {
 	struct drm_connector *connector;
@@ -2060,10 +2220,15 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
 	}
 
 	/* setup the DDC bus. */
-	if (output_device == SDVOB)
+	if (output_device == SDVOB) {
 		intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "SDVOB DDC BUS");
-	else
+		sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, GPIOA,
+						"SDVOB/VGA DDC BUS");
+	} else {
 		intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "SDVOC DDC BUS");
+		sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, GPIOA,
+						"SDVOC/VGA DDC BUS");
+	}
 
 	if (intel_output->ddc_bus == NULL)
 		goto err_i2c;
@@ -2097,6 +2262,8 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
 	drm_encoder_helper_add(&intel_output->enc, &intel_sdvo_helper_funcs);
 
 	drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc);
+	if (sdvo_priv->is_tv)
+		intel_sdvo_tv_create_property(connector);
 	drm_sysfs_connector_add(connector);
 
 	intel_sdvo_select_ddc_bus(sdvo_priv);
@@ -2129,6 +2296,8 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
 	return true;
 
 err_i2c:
+	if (sdvo_priv->analog_ddc_bus != NULL)
+		intel_i2c_destroy(sdvo_priv->analog_ddc_bus);
 	if (intel_output->ddc_bus != NULL)
 		intel_i2c_destroy(intel_output->ddc_bus);
 	if (intel_output->i2c_bus != NULL)