Module Name:    src
Committed By:   riastradh
Date:           Tue Mar 18 21:36:52 UTC 2014

Modified Files:
        src/sys/external/bsd/drm2/dist/drm: drm_fb_helper.c drm_global.c
            drm_modes.c
        src/sys/external/bsd/drm2/dist/drm/i915: i915_dma.c i915_irq.c
            intel_display.c intel_dp.c intel_hdmi.c

Log Message:
Fix unused variable warnings in drm2.


To generate a diff of this commit:
cvs rdiff -u -r1.2 -r1.3 src/sys/external/bsd/drm2/dist/drm/drm_fb_helper.c \
    src/sys/external/bsd/drm2/dist/drm/drm_global.c \
    src/sys/external/bsd/drm2/dist/drm/drm_modes.c
cvs rdiff -u -r1.2 -r1.3 src/sys/external/bsd/drm2/dist/drm/i915/i915_dma.c \
    src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c \
    src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c \
    src/sys/external/bsd/drm2/dist/drm/i915/intel_dp.c
cvs rdiff -u -r1.1.1.1 -r1.2 \
    src/sys/external/bsd/drm2/dist/drm/i915/intel_hdmi.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/external/bsd/drm2/dist/drm/drm_fb_helper.c
diff -u src/sys/external/bsd/drm2/dist/drm/drm_fb_helper.c:1.2 src/sys/external/bsd/drm2/dist/drm/drm_fb_helper.c:1.3
--- src/sys/external/bsd/drm2/dist/drm/drm_fb_helper.c:1.2	Tue Mar 18 18:20:42 2014
+++ src/sys/external/bsd/drm2/dist/drm/drm_fb_helper.c	Tue Mar 18 21:36:52 2014
@@ -1216,7 +1216,6 @@ static int drm_pick_crtcs(struct drm_fb_
 	struct drm_connector *connector;
 	struct drm_connector_helper_funcs *connector_funcs;
 	struct drm_encoder *encoder;
-	struct drm_fb_helper_crtc *best_crtc;
 	int my_score, best_score, score;
 	struct drm_fb_helper_crtc **crtcs, *crtc;
 	struct drm_fb_helper_connector *fb_helper_conn;
@@ -1228,7 +1227,6 @@ static int drm_pick_crtcs(struct drm_fb_
 	connector = fb_helper_conn->connector;
 
 	best_crtcs[n] = NULL;
-	best_crtc = NULL;
 	best_score = drm_pick_crtcs(fb_helper, best_crtcs, modes, n+1, width, height);
 	if (modes[n] == NULL)
 		return best_score;
@@ -1277,7 +1275,6 @@ static int drm_pick_crtcs(struct drm_fb_
 		score = my_score + drm_pick_crtcs(fb_helper, crtcs, modes, n + 1,
 						  width, height);
 		if (score > best_score) {
-			best_crtc = crtc;
 			best_score = score;
 			memcpy(best_crtcs, crtcs,
 			       dev->mode_config.num_connector *
@@ -1419,7 +1416,6 @@ EXPORT_SYMBOL(drm_fb_helper_initial_conf
 int drm_fb_helper_hotplug_event(struct drm_fb_helper *fb_helper)
 {
 	struct drm_device *dev = fb_helper->dev;
-	int count = 0;
 	u32 max_width, max_height, bpp_sel;
 	int bound = 0, crtcs_bound = 0;
 	struct drm_crtc *crtc;
@@ -1446,8 +1442,7 @@ int drm_fb_helper_hotplug_event(struct d
 	max_height = fb_helper->fb->height;
 	bpp_sel = fb_helper->fb->bits_per_pixel;
 
-	count = drm_fb_helper_probe_connector_modes(fb_helper, max_width,
-						    max_height);
+	drm_fb_helper_probe_connector_modes(fb_helper, max_width, max_height);
 	drm_setup_crtcs(fb_helper);
 	mutex_unlock(&dev->mode_config.mutex);
 
Index: src/sys/external/bsd/drm2/dist/drm/drm_global.c
diff -u src/sys/external/bsd/drm2/dist/drm/drm_global.c:1.2 src/sys/external/bsd/drm2/dist/drm/drm_global.c:1.3
--- src/sys/external/bsd/drm2/dist/drm/drm_global.c:1.2	Tue Mar 18 18:20:42 2014
+++ src/sys/external/bsd/drm2/dist/drm/drm_global.c	Tue Mar 18 21:36:52 2014
@@ -75,7 +75,6 @@ int drm_global_item_ref(struct drm_globa
 {
 	int ret;
 	struct drm_global_item *item = &glob[ref->global_type];
-	void *object;
 
 	mutex_lock(&item->mutex);
 	if (item->refcount == 0) {
@@ -93,7 +92,6 @@ int drm_global_item_ref(struct drm_globa
 	}
 	++item->refcount;
 	ref->object = item->object;
-	object = item->object;
 	mutex_unlock(&item->mutex);
 	return 0;
 out_err:
Index: src/sys/external/bsd/drm2/dist/drm/drm_modes.c
diff -u src/sys/external/bsd/drm2/dist/drm/drm_modes.c:1.2 src/sys/external/bsd/drm2/dist/drm/drm_modes.c:1.3
--- src/sys/external/bsd/drm2/dist/drm/drm_modes.c:1.2	Tue Mar 18 18:20:42 2014
+++ src/sys/external/bsd/drm2/dist/drm/drm_modes.c	Tue Mar 18 21:36:52 2014
@@ -173,7 +173,7 @@ struct drm_display_mode *drm_cvt_mode(st
 		/* 3) Nominal HSync width (% of line period) - default 8 */
 #define CVT_HSYNC_PERCENTAGE	8
 		unsigned int hblank_percentage;
-		int vsyncandback_porch, vback_porch, hblank;
+		int vsyncandback_porch, vback_porch __unused, hblank;
 
 		/* estimated the horizontal period */
 		tmp1 = HV_FACTOR * 1000000  -
@@ -321,9 +321,9 @@ drm_gtf_mode_complex(struct drm_device *
 	int top_margin, bottom_margin;
 	int interlace;
 	unsigned int hfreq_est;
-	int vsync_plus_bp, vback_porch;
-	unsigned int vtotal_lines, vfieldrate_est, hperiod;
-	unsigned int vfield_rate, vframe_rate;
+	int vsync_plus_bp, vback_porch __unused;
+	unsigned int vtotal_lines, vfieldrate_est __unused, hperiod __unused;
+	unsigned int vfield_rate, vframe_rate __unused;
 	int left_margin, right_margin;
 	unsigned int total_active_pixels, ideal_duty_cycle;
 	unsigned int hblank, total_pixels, pixel_freq;

Index: src/sys/external/bsd/drm2/dist/drm/i915/i915_dma.c
diff -u src/sys/external/bsd/drm2/dist/drm/i915/i915_dma.c:1.2 src/sys/external/bsd/drm2/dist/drm/i915/i915_dma.c:1.3
--- src/sys/external/bsd/drm2/dist/drm/i915/i915_dma.c:1.2	Tue Mar 18 18:20:42 2014
+++ src/sys/external/bsd/drm2/dist/drm/i915/i915_dma.c	Tue Mar 18 21:36:52 2014
@@ -1170,17 +1170,19 @@ intel_alloc_mchbar_resource(struct drm_d
 {
 	drm_i915_private_t *dev_priv = dev->dev_private;
 	int reg = INTEL_INFO(dev)->gen >= 4 ? MCHBAR_I965 : MCHBAR_I915;
+#ifdef CONFIG_PNP
 	u32 temp_lo, temp_hi = 0;
 	u64 mchbar_addr;
+#endif
 	int ret;
 
+#ifdef CONFIG_PNP
 	if (INTEL_INFO(dev)->gen >= 4)
 		pci_read_config_dword(dev_priv->bridge_dev, reg + 4, &temp_hi);
 	pci_read_config_dword(dev_priv->bridge_dev, reg, &temp_lo);
 	mchbar_addr = ((u64)temp_hi << 32) | temp_lo;
 
 	/* If ACPI doesn't have it, assume we need to allocate it ourselves */
-#ifdef CONFIG_PNP
 	if (mchbar_addr &&
 	    pnp_range_reserved(mchbar_addr, mchbar_addr + MCHBAR_SIZE))
 		return 0;
Index: src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c
diff -u src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c:1.2 src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c:1.3
--- src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c:1.2	Tue Mar 18 18:20:42 2014
+++ src/sys/external/bsd/drm2/dist/drm/i915/i915_irq.c	Tue Mar 18 21:36:52 2014
@@ -384,6 +384,7 @@ static void gen6_pm_rps_work(struct work
 	pm_imr = I915_READ(GEN6_PMIMR);
 	I915_WRITE(GEN6_PMIMR, 0);
 	spin_unlock_irq(&dev_priv->rps.lock);
+	__USE(pm_imr);		/* XXX reduce merge conflicts */
 
 	if ((pm_iir & GEN6_PM_DEFERRED_EVENTS) == 0)
 		return;
@@ -464,10 +465,12 @@ static void ivybridge_parity_work(struct
 
 	kobject_uevent_env(&dev_priv->dev->primary->kdev.kobj,
 			   KOBJ_CHANGE, parity_event);
+#endif
 
 	DRM_DEBUG("Parity error: Row = %d, Bank = %d, Sub bank = %d.\n",
 		  row, bank, subbank);
 
+#ifndef __NetBSD__		/* XXX kobject uevent...? */
 	kfree(parity_event[3]);
 	kfree(parity_event[2]);
 	kfree(parity_event[1]);
@@ -547,7 +550,7 @@ static irqreturn_t valleyview_irq_handle
 	unsigned long irqflags;
 	int pipe;
 	u32 pipe_stats[I915_MAX_PIPES];
-	bool blc_event;
+	bool blc_event __unused;
 
 	atomic_inc(&dev_priv->irq_received);
 
@@ -2211,7 +2214,6 @@ static irqreturn_t i8xx_irq_handler(DRM_
 	u16 iir, new_iir;
 	u32 pipe_stats[2];
 	unsigned long irqflags;
-	int irq_received;
 	int pipe;
 	u16 flip_mask =
 		I915_DISPLAY_PLANE_A_FLIP_PENDING_INTERRUPT |
@@ -2245,7 +2247,6 @@ static irqreturn_t i8xx_irq_handler(DRM_
 					DRM_DEBUG_DRIVER("pipe %c underrun\n",
 							 pipe_name(pipe));
 				I915_WRITE(reg, pipe_stats[pipe]);
-				irq_received = 1;
 			}
 		}
 		spin_unlock_irqrestore(&dev_priv->irq_lock, irqflags);
Index: src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c
diff -u src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c:1.2 src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c:1.3
--- src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c:1.2	Tue Mar 18 18:20:42 2014
+++ src/sys/external/bsd/drm2/dist/drm/i915/intel_display.c	Tue Mar 18 21:36:52 2014
@@ -879,7 +879,7 @@ intel_vlv_find_best_pll(const intel_limi
 {
 	u32 p1, p2, m1, m2, vco, bestn, bestm1, bestm2, bestp1, bestp2;
 	u32 m, n, fastclk;
-	u32 updrate, minupdate, fracbits, p;
+	u32 updrate, minupdate, p;
 	unsigned long bestppm, ppm, absppm;
 	int dotclk, flag;
 
@@ -890,7 +890,6 @@ intel_vlv_find_best_pll(const intel_limi
 	fastclk = dotclk / (2*100);
 	updrate = 0;
 	minupdate = 19200;
-	fracbits = 1;
 	n = p = p1 = p2 = m = m1 = m2 = vco = bestn = 0;
 	bestm1 = bestm2 = bestp1 = bestp2 = 0;
 
@@ -5167,7 +5166,6 @@ static int ironlake_get_refclk(struct dr
 	struct drm_device *dev = crtc->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_encoder *encoder;
-	struct intel_encoder *edp_encoder = NULL;
 	int num_connectors = 0;
 	bool is_lvds = false;
 
@@ -5177,7 +5175,6 @@ static int ironlake_get_refclk(struct dr
 			is_lvds = true;
 			break;
 		case INTEL_OUTPUT_EDP:
-			edp_encoder = encoder;
 			break;
 		}
 		num_connectors++;
@@ -8155,14 +8152,13 @@ intel_modeset_stage_output_state(struct 
 	struct drm_crtc *new_crtc;
 	struct intel_connector *connector;
 	struct intel_encoder *encoder;
-	int count, ro;
+	int ro;
 
 	/* The upper layers ensure that we either disabl a crtc or have a list
 	 * of connectors. For paranoia, double-check this. */
 	WARN_ON(!set->fb && (set->num_connectors != 0));
 	WARN_ON(set->fb && (set->num_connectors == 0));
 
-	count = 0;
 	list_for_each_entry(connector, &dev->mode_config.connector_list,
 			    base.head) {
 		/* Otherwise traverse passed in connector list and get encoders
@@ -8196,7 +8192,6 @@ intel_modeset_stage_output_state(struct 
 	/* connector->new_encoder is now updated for all connectors. */
 
 	/* Update crtc of enabled connectors. */
-	count = 0;
 	list_for_each_entry(connector, &dev->mode_config.connector_list,
 			    base.head) {
 		if (!connector->new_encoder)
@@ -9402,7 +9397,6 @@ void intel_modeset_cleanup(struct drm_de
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_crtc *crtc;
-	struct intel_crtc *intel_crtc;
 
 	drm_kms_helper_poll_fini(dev);
 	mutex_lock(&dev->struct_mutex);
@@ -9415,7 +9409,6 @@ void intel_modeset_cleanup(struct drm_de
 		if (!crtc->fb)
 			continue;
 
-		intel_crtc = to_intel_crtc(crtc);
 		intel_increase_pllclock(crtc);
 	}
 
Index: src/sys/external/bsd/drm2/dist/drm/i915/intel_dp.c
diff -u src/sys/external/bsd/drm2/dist/drm/i915/intel_dp.c:1.2 src/sys/external/bsd/drm2/dist/drm/i915/intel_dp.c:1.3
--- src/sys/external/bsd/drm2/dist/drm/i915/intel_dp.c:1.2	Tue Mar 18 18:20:42 2014
+++ src/sys/external/bsd/drm2/dist/drm/i915/intel_dp.c	Tue Mar 18 21:36:52 2014
@@ -1790,7 +1790,6 @@ intel_dp_start_link_train(struct intel_d
 	struct drm_device *dev = encoder->dev;
 	int i;
 	uint8_t voltage;
-	bool clock_recovery = false;
 	int voltage_tries, loop_tries;
 	uint32_t DP = intel_dp->DP;
 
@@ -1808,7 +1807,6 @@ intel_dp_start_link_train(struct intel_d
 	voltage = 0xff;
 	voltage_tries = 0;
 	loop_tries = 0;
-	clock_recovery = false;
 	for (;;) {
 		/* Use intel_dp->train_set[0] to set the voltage and pre emphasis values */
 		uint8_t	    link_status[DP_LINK_STATUS_SIZE];
@@ -1845,7 +1843,6 @@ intel_dp_start_link_train(struct intel_d
 
 		if (drm_dp_clock_recovery_ok(link_status, intel_dp->lane_count)) {
 			DRM_DEBUG_KMS("clock recovery OK\n");
-			clock_recovery = true;
 			break;
 		}
 
@@ -2878,7 +2875,6 @@ intel_dp_init(struct drm_device *dev, in
 {
 	struct intel_digital_port *intel_dig_port;
 	struct intel_encoder *intel_encoder;
-	struct drm_encoder *encoder;
 	struct intel_connector *intel_connector;
 
 	intel_dig_port = kzalloc(sizeof(struct intel_digital_port), GFP_KERNEL);
@@ -2892,7 +2888,6 @@ intel_dp_init(struct drm_device *dev, in
 	}
 
 	intel_encoder = &intel_dig_port->base;
-	encoder = &intel_encoder->base;
 
 	drm_encoder_init(dev, &intel_encoder->base, &intel_dp_enc_funcs,
 			 DRM_MODE_ENCODER_TMDS);

Index: src/sys/external/bsd/drm2/dist/drm/i915/intel_hdmi.c
diff -u src/sys/external/bsd/drm2/dist/drm/i915/intel_hdmi.c:1.1.1.1 src/sys/external/bsd/drm2/dist/drm/i915/intel_hdmi.c:1.2
--- src/sys/external/bsd/drm2/dist/drm/i915/intel_hdmi.c:1.1.1.1	Tue Jul 23 02:13:20 2013
+++ src/sys/external/bsd/drm2/dist/drm/i915/intel_hdmi.c	Tue Mar 18 21:36:52 2014
@@ -1037,7 +1037,6 @@ void intel_hdmi_init(struct drm_device *
 {
 	struct intel_digital_port *intel_dig_port;
 	struct intel_encoder *intel_encoder;
-	struct drm_encoder *encoder;
 	struct intel_connector *intel_connector;
 
 	intel_dig_port = kzalloc(sizeof(struct intel_digital_port), GFP_KERNEL);
@@ -1051,7 +1050,6 @@ void intel_hdmi_init(struct drm_device *
 	}
 
 	intel_encoder = &intel_dig_port->base;
-	encoder = &intel_encoder->base;
 
 	drm_encoder_init(dev, &intel_encoder->base, &intel_hdmi_enc_funcs,
 			 DRM_MODE_ENCODER_TMDS);

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