drm/i915: Rename intel_output to intel_encoder.

The intel_output naming is inherited from the UMS code, which had a
structure of screen -> CRTC -> output.  The DRM code has an additional
notion of encoder/connector, so the structure is screen -> CRTC ->
encoder -> connector.  This is a useful structure for SDVO encoders
which can support multiple connectors (each of which requires
different programming in the one encoder and could be connected to
different CRTCs), or for DVI-I, where multiple encoders feed into the
connector for whether it's used for digital or analog.  Most of our
code is encoder-related, so transition it to talking about encoders
before we start trying to distinguish connectors.

This patch is produced by sed s/intel_output/intel_encoder/ over the
driver.

Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 552ec11..d7d39b2 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -921,8 +921,8 @@
 {
 	struct drm_device *dev = connector->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	struct intel_output *intel_output = to_intel_output(connector);
-	struct intel_tv_priv *tv_priv = intel_output->dev_priv;
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+	struct intel_tv_priv *tv_priv = intel_encoder->dev_priv;
 	int i;
 
 	tv_priv->save_TV_H_CTL_1 = I915_READ(TV_H_CTL_1);
@@ -971,8 +971,8 @@
 {
 	struct drm_device *dev = connector->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	struct intel_output *intel_output = to_intel_output(connector);
-	struct intel_tv_priv *tv_priv = intel_output->dev_priv;
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+	struct intel_tv_priv *tv_priv = intel_encoder->dev_priv;
 	struct drm_crtc *crtc = connector->encoder->crtc;
 	struct intel_crtc *intel_crtc;
 	int i;
@@ -1068,9 +1068,9 @@
 }
 
 static const struct tv_mode *
-intel_tv_mode_find (struct intel_output *intel_output)
+intel_tv_mode_find (struct intel_encoder *intel_encoder)
 {
-	struct intel_tv_priv *tv_priv = intel_output->dev_priv;
+	struct intel_tv_priv *tv_priv = intel_encoder->dev_priv;
 
 	return intel_tv_mode_lookup(tv_priv->tv_format);
 }
@@ -1078,8 +1078,8 @@
 static enum drm_mode_status
 intel_tv_mode_valid(struct drm_connector *connector, struct drm_display_mode *mode)
 {
-	struct intel_output *intel_output = to_intel_output(connector);
-	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_encoder);
 
 	/* Ensure TV refresh is close to desired refresh */
 	if (tv_mode && abs(tv_mode->refresh - drm_mode_vrefresh(mode) * 1000)
@@ -1095,8 +1095,8 @@
 {
 	struct drm_device *dev = encoder->dev;
 	struct drm_mode_config *drm_config = &dev->mode_config;
-	struct intel_output *intel_output = enc_to_intel_output(encoder);
-	const struct tv_mode *tv_mode = intel_tv_mode_find (intel_output);
+	struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+	const struct tv_mode *tv_mode = intel_tv_mode_find (intel_encoder);
 	struct drm_encoder *other_encoder;
 
 	if (!tv_mode)
@@ -1121,9 +1121,9 @@
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_crtc *crtc = encoder->crtc;
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-	struct intel_output *intel_output = enc_to_intel_output(encoder);
-	struct intel_tv_priv *tv_priv = intel_output->dev_priv;
-	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
+	struct intel_encoder *intel_encoder = enc_to_intel_encoder(encoder);
+	struct intel_tv_priv *tv_priv = intel_encoder->dev_priv;
+	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_encoder);
 	u32 tv_ctl;
 	u32 hctl1, hctl2, hctl3;
 	u32 vctl1, vctl2, vctl3, vctl4, vctl5, vctl6, vctl7;
@@ -1360,9 +1360,9 @@
  * \return false if TV is disconnected.
  */
 static int
-intel_tv_detect_type (struct drm_crtc *crtc, struct intel_output *intel_output)
+intel_tv_detect_type (struct drm_crtc *crtc, struct intel_encoder *intel_encoder)
 {
-	struct drm_encoder *encoder = &intel_output->enc;
+	struct drm_encoder *encoder = &intel_encoder->enc;
 	struct drm_device *dev = encoder->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	unsigned long irqflags;
@@ -1441,9 +1441,9 @@
  */
 static void intel_tv_find_better_format(struct drm_connector *connector)
 {
-	struct intel_output *intel_output = to_intel_output(connector);
-	struct intel_tv_priv *tv_priv = intel_output->dev_priv;
-	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+	struct intel_tv_priv *tv_priv = intel_encoder->dev_priv;
+	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_encoder);
 	int i;
 
 	if ((tv_priv->type == DRM_MODE_CONNECTOR_Component) ==
@@ -1475,9 +1475,9 @@
 {
 	struct drm_crtc *crtc;
 	struct drm_display_mode mode;
-	struct intel_output *intel_output = to_intel_output(connector);
-	struct intel_tv_priv *tv_priv = intel_output->dev_priv;
-	struct drm_encoder *encoder = &intel_output->enc;
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+	struct intel_tv_priv *tv_priv = intel_encoder->dev_priv;
+	struct drm_encoder *encoder = &intel_encoder->enc;
 	int dpms_mode;
 	int type = tv_priv->type;
 
@@ -1485,12 +1485,12 @@
 	drm_mode_set_crtcinfo(&mode, CRTC_INTERLACE_HALVE_V);
 
 	if (encoder->crtc && encoder->crtc->enabled) {
-		type = intel_tv_detect_type(encoder->crtc, intel_output);
+		type = intel_tv_detect_type(encoder->crtc, intel_encoder);
 	} else {
-		crtc = intel_get_load_detect_pipe(intel_output, &mode, &dpms_mode);
+		crtc = intel_get_load_detect_pipe(intel_encoder, &mode, &dpms_mode);
 		if (crtc) {
-			type = intel_tv_detect_type(crtc, intel_output);
-			intel_release_load_detect_pipe(intel_output, dpms_mode);
+			type = intel_tv_detect_type(crtc, intel_encoder);
+			intel_release_load_detect_pipe(intel_encoder, dpms_mode);
 		} else
 			type = -1;
 	}
@@ -1525,8 +1525,8 @@
 intel_tv_chose_preferred_modes(struct drm_connector *connector,
 			       struct drm_display_mode *mode_ptr)
 {
-	struct intel_output *intel_output = to_intel_output(connector);
-	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_encoder);
 
 	if (tv_mode->nbr_end < 480 && mode_ptr->vdisplay == 480)
 		mode_ptr->type |= DRM_MODE_TYPE_PREFERRED;
@@ -1550,8 +1550,8 @@
 intel_tv_get_modes(struct drm_connector *connector)
 {
 	struct drm_display_mode *mode_ptr;
-	struct intel_output *intel_output = to_intel_output(connector);
-	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_encoder);
 	int j, count = 0;
 	u64 tmp;
 
@@ -1604,11 +1604,11 @@
 static void
 intel_tv_destroy (struct drm_connector *connector)
 {
-	struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
 
 	drm_sysfs_connector_remove(connector);
 	drm_connector_cleanup(connector);
-	kfree(intel_output);
+	kfree(intel_encoder);
 }
 
 
@@ -1617,9 +1617,9 @@
 		      uint64_t val)
 {
 	struct drm_device *dev = connector->dev;
-	struct intel_output *intel_output = to_intel_output(connector);
-	struct intel_tv_priv *tv_priv = intel_output->dev_priv;
-	struct drm_encoder *encoder = &intel_output->enc;
+	struct intel_encoder *intel_encoder = to_intel_encoder(connector);
+	struct intel_tv_priv *tv_priv = intel_encoder->dev_priv;
+	struct drm_encoder *encoder = &intel_encoder->enc;
 	struct drm_crtc *crtc = encoder->crtc;
 	int ret = 0;
 	bool changed = false;
@@ -1740,7 +1740,7 @@
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_connector *connector;
-	struct intel_output *intel_output;
+	struct intel_encoder *intel_encoder;
 	struct intel_tv_priv *tv_priv;
 	u32 tv_dac_on, tv_dac_off, save_tv_dac;
 	char **tv_format_names;
@@ -1780,28 +1780,28 @@
 	    (tv_dac_off & TVDAC_STATE_CHG_EN) != 0)
 		return;
 
-	intel_output = kzalloc(sizeof(struct intel_output) +
+	intel_encoder = kzalloc(sizeof(struct intel_encoder) +
 			       sizeof(struct intel_tv_priv), GFP_KERNEL);
-	if (!intel_output) {
+	if (!intel_encoder) {
 		return;
 	}
 
-	connector = &intel_output->base;
+	connector = &intel_encoder->base;
 
 	drm_connector_init(dev, connector, &intel_tv_connector_funcs,
 			   DRM_MODE_CONNECTOR_SVIDEO);
 
-	drm_encoder_init(dev, &intel_output->enc, &intel_tv_enc_funcs,
+	drm_encoder_init(dev, &intel_encoder->enc, &intel_tv_enc_funcs,
 			 DRM_MODE_ENCODER_TVDAC);
 
-	drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc);
-	tv_priv = (struct intel_tv_priv *)(intel_output + 1);
-	intel_output->type = INTEL_OUTPUT_TVOUT;
-	intel_output->crtc_mask = (1 << 0) | (1 << 1);
-	intel_output->clone_mask = (1 << INTEL_TV_CLONE_BIT);
-	intel_output->enc.possible_crtcs = ((1 << 0) | (1 << 1));
-	intel_output->enc.possible_clones = (1 << INTEL_OUTPUT_TVOUT);
-	intel_output->dev_priv = tv_priv;
+	drm_mode_connector_attach_encoder(&intel_encoder->base, &intel_encoder->enc);
+	tv_priv = (struct intel_tv_priv *)(intel_encoder + 1);
+	intel_encoder->type = INTEL_OUTPUT_TVOUT;
+	intel_encoder->crtc_mask = (1 << 0) | (1 << 1);
+	intel_encoder->clone_mask = (1 << INTEL_TV_CLONE_BIT);
+	intel_encoder->enc.possible_crtcs = ((1 << 0) | (1 << 1));
+	intel_encoder->enc.possible_clones = (1 << INTEL_OUTPUT_TVOUT);
+	intel_encoder->dev_priv = tv_priv;
 	tv_priv->type = DRM_MODE_CONNECTOR_Unknown;
 
 	/* BIOS margin values */
@@ -1812,7 +1812,7 @@
 
 	tv_priv->tv_format = kstrdup(tv_modes[initial_mode].name, GFP_KERNEL);
 
-	drm_encoder_helper_add(&intel_output->enc, &intel_tv_helper_funcs);
+	drm_encoder_helper_add(&intel_encoder->enc, &intel_tv_helper_funcs);
 	drm_connector_helper_add(connector, &intel_tv_connector_helper_funcs);
 	connector->interlace_allowed = false;
 	connector->doublescan_allowed = false;