thunderbolt: Make bandwidth allocation mode function names consistent

Make sure the DisplayPort bandwidth allocation mode function names are
consistent with the existing ones, such as USB3.

No functional changes.

Signed-off-by: Mika Westerberg <mika.westerberg@linux.intel.com>

Author: westeri

drivers/thunderbolt/tb.c

@@ -131,7 +131,7 @@ tb_attach_bandwidth_group(struct tb_cm *tcm, struct tb_port *in,
 static void tb_discover_bandwidth_group(struct tb_cm *tcm, struct tb_port *in,
 					struct tb_port *out)
 {
-	if (usb4_dp_port_bw_mode_enabled(in)) {
+	if (usb4_dp_port_bandwidth_mode_enabled(in)) {
 		int index, i;
 
 		index = usb4_dp_port_group_id(in);
@@ -1169,7 +1169,7 @@ tb_recalc_estimated_bandwidth_for_group(struct tb_bandwidth_group *group)
 		struct tb_tunnel *tunnel;
 		struct tb_port *out;
 
-		if (!usb4_dp_port_bw_mode_enabled(in))
+		if (!usb4_dp_port_bandwidth_mode_enabled(in))
 			continue;
 
 		tunnel = tb_find_tunnel(tb, TB_TUNNEL_DP, in, NULL);
@@ -1217,7 +1217,7 @@ tb_recalc_estimated_bandwidth_for_group(struct tb_bandwidth_group *group)
 		else
 			estimated_bw = estimated_up;
 
-		if (usb4_dp_port_set_estimated_bw(in, estimated_bw))
+		if (usb4_dp_port_set_estimated_bandwidth(in, estimated_bw))
 			tb_port_warn(in, "failed to update estimated bandwidth\n");
 	}
 
@@ -1912,12 +1912,12 @@ static void tb_handle_dp_bandwidth_request(struct work_struct *work)
 
 	tb_port_dbg(in, "handling bandwidth allocation request\n");
 
-	if (!usb4_dp_port_bw_mode_enabled(in)) {
+	if (!usb4_dp_port_bandwidth_mode_enabled(in)) {
 		tb_port_warn(in, "bandwidth allocation mode not enabled\n");
 		goto unlock;
 	}
 
-	ret = usb4_dp_port_requested_bw(in);
+	ret = usb4_dp_port_requested_bandwidth(in);
 	if (ret < 0) {
 		if (ret == -ENODATA)
 			tb_port_dbg(in, "no bandwidth request active\n");

drivers/thunderbolt/tb.h

@@ -1292,19 +1292,20 @@ int usb4_usb3_port_release_bandwidth(struct tb_port *port, int *upstream_bw,
 				     int *downstream_bw);
 
 int usb4_dp_port_set_cm_id(struct tb_port *port, int cm_id);
-bool usb4_dp_port_bw_mode_supported(struct tb_port *port);
-bool usb4_dp_port_bw_mode_enabled(struct tb_port *port);
-int usb4_dp_port_set_cm_bw_mode_supported(struct tb_port *port, bool supported);
+bool usb4_dp_port_bandwidth_mode_supported(struct tb_port *port);
+bool usb4_dp_port_bandwidth_mode_enabled(struct tb_port *port);
+int usb4_dp_port_set_cm_bandwidth_mode_supported(struct tb_port *port,
+						 bool supported);
 int usb4_dp_port_group_id(struct tb_port *port);
 int usb4_dp_port_set_group_id(struct tb_port *port, int group_id);
 int usb4_dp_port_nrd(struct tb_port *port, int *rate, int *lanes);
 int usb4_dp_port_set_nrd(struct tb_port *port, int rate, int lanes);
 int usb4_dp_port_granularity(struct tb_port *port);
 int usb4_dp_port_set_granularity(struct tb_port *port, int granularity);
-int usb4_dp_port_set_estimated_bw(struct tb_port *port, int bw);
-int usb4_dp_port_allocated_bw(struct tb_port *port);
-int usb4_dp_port_allocate_bw(struct tb_port *port, int bw);
-int usb4_dp_port_requested_bw(struct tb_port *port);
+int usb4_dp_port_set_estimated_bandwidth(struct tb_port *port, int bw);
+int usb4_dp_port_allocated_bandwidth(struct tb_port *port);
+int usb4_dp_port_allocate_bandwidth(struct tb_port *port, int bw);
+int usb4_dp_port_requested_bandwidth(struct tb_port *port);
 
 int usb4_pci_port_set_ext_encapsulation(struct tb_port *port, bool enable);
 

drivers/thunderbolt/tunnel.c

@@ -641,7 +641,7 @@ static int tb_dp_xchg_caps(struct tb_tunnel *tunnel)
 			     in->cap_adap + DP_REMOTE_CAP, 1);
 }
 
-static int tb_dp_bw_alloc_mode_enable(struct tb_tunnel *tunnel)
+static int tb_dp_bandwidth_alloc_mode_enable(struct tb_tunnel *tunnel)
 {
 	int ret, estimated_bw, granularity, tmp;
 	struct tb_port *out = tunnel->dst_port;
@@ -653,7 +653,7 @@ static int tb_dp_bw_alloc_mode_enable(struct tb_tunnel *tunnel)
 	if (!bw_alloc_mode)
 		return 0;
 
-	ret = usb4_dp_port_set_cm_bw_mode_supported(in, true);
+	ret = usb4_dp_port_set_cm_bandwidth_mode_supported(in, true);
 	if (ret)
 		return ret;
 
@@ -717,12 +717,12 @@ static int tb_dp_bw_alloc_mode_enable(struct tb_tunnel *tunnel)
 
 	tb_port_dbg(in, "estimated bandwidth %d Mb/s\n", estimated_bw);
 
-	ret = usb4_dp_port_set_estimated_bw(in, estimated_bw);
+	ret = usb4_dp_port_set_estimated_bandwidth(in, estimated_bw);
 	if (ret)
 		return ret;
 
 	/* Initial allocation should be 0 according the spec */
-	ret = usb4_dp_port_allocate_bw(in, 0);
+	ret = usb4_dp_port_allocate_bandwidth(in, 0);
 	if (ret)
 		return ret;
 
@@ -744,7 +744,7 @@ static int tb_dp_init(struct tb_tunnel *tunnel)
 	if (!tb_switch_is_usb4(sw))
 		return 0;
 
-	if (!usb4_dp_port_bw_mode_supported(in))
+	if (!usb4_dp_port_bandwidth_mode_supported(in))
 		return 0;
 
 	tb_port_dbg(in, "bandwidth allocation mode supported\n");
@@ -753,17 +753,17 @@ static int tb_dp_init(struct tb_tunnel *tunnel)
 	if (ret)
 		return ret;
 
-	return tb_dp_bw_alloc_mode_enable(tunnel);
+	return tb_dp_bandwidth_alloc_mode_enable(tunnel);
 }
 
 static void tb_dp_deinit(struct tb_tunnel *tunnel)
 {
 	struct tb_port *in = tunnel->src_port;
 
-	if (!usb4_dp_port_bw_mode_supported(in))
+	if (!usb4_dp_port_bandwidth_mode_supported(in))
 		return;
-	if (usb4_dp_port_bw_mode_enabled(in)) {
-		usb4_dp_port_set_cm_bw_mode_supported(in, false);
+	if (usb4_dp_port_bandwidth_mode_enabled(in)) {
+		usb4_dp_port_set_cm_bandwidth_mode_supported(in, false);
 		tb_port_dbg(in, "bandwidth allocation mode disabled\n");
 	}
 }
@@ -827,21 +827,22 @@ static int tb_dp_nrd_bandwidth(struct tb_tunnel *tunnel, int *max_bw)
 	return nrd_bw;
 }
 
-static int tb_dp_bw_mode_consumed_bandwidth(struct tb_tunnel *tunnel,
-					    int *consumed_up, int *consumed_down)
+static int tb_dp_bandwidth_mode_consumed_bandwidth(struct tb_tunnel *tunnel,
+						   int *consumed_up,
+						   int *consumed_down)
 {
 	struct tb_port *out = tunnel->dst_port;
 	struct tb_port *in = tunnel->src_port;
 	int ret, allocated_bw, max_bw;
 
-	if (!usb4_dp_port_bw_mode_enabled(in))
+	if (!usb4_dp_port_bandwidth_mode_enabled(in))
 		return -EOPNOTSUPP;
 
 	if (!tunnel->bw_mode)
 		return -EOPNOTSUPP;
 
 	/* Read what was allocated previously if any */
-	ret = usb4_dp_port_allocated_bw(in);
+	ret = usb4_dp_port_allocated_bandwidth(in);
 	if (ret < 0)
 		return ret;
 	allocated_bw = ret;
@@ -876,10 +877,10 @@ static int tb_dp_allocated_bandwidth(struct tb_tunnel *tunnel, int *allocated_up
 	 * If we have already set the allocated bandwidth then use that.
 	 * Otherwise we read it from the DPRX.
 	 */
-	if (usb4_dp_port_bw_mode_enabled(in) && tunnel->bw_mode) {
+	if (usb4_dp_port_bandwidth_mode_enabled(in) && tunnel->bw_mode) {
 		int ret, allocated_bw, max_bw;
 
-		ret = usb4_dp_port_allocated_bw(in);
+		ret = usb4_dp_port_allocated_bandwidth(in);
 		if (ret < 0)
 			return ret;
 		allocated_bw = ret;
@@ -911,7 +912,7 @@ static int tb_dp_alloc_bandwidth(struct tb_tunnel *tunnel, int *alloc_up,
 	struct tb_port *in = tunnel->src_port;
 	int max_bw, ret, tmp;
 
-	if (!usb4_dp_port_bw_mode_enabled(in))
+	if (!usb4_dp_port_bandwidth_mode_enabled(in))
 		return -EOPNOTSUPP;
 
 	ret = tb_dp_nrd_bandwidth(tunnel, &max_bw);
@@ -920,14 +921,14 @@ static int tb_dp_alloc_bandwidth(struct tb_tunnel *tunnel, int *alloc_up,
 
 	if (in->sw->config.depth < out->sw->config.depth) {
 		tmp = min(*alloc_down, max_bw);
-		ret = usb4_dp_port_allocate_bw(in, tmp);
+		ret = usb4_dp_port_allocate_bandwidth(in, tmp);
 		if (ret)
 			return ret;
 		*alloc_down = tmp;
 		*alloc_up = 0;
 	} else {
 		tmp = min(*alloc_up, max_bw);
-		ret = usb4_dp_port_allocate_bw(in, tmp);
+		ret = usb4_dp_port_allocate_bandwidth(in, tmp);
 		if (ret)
 			return ret;
 		*alloc_down = 0;
@@ -1048,8 +1049,8 @@ static int tb_dp_consumed_bandwidth(struct tb_tunnel *tunnel, int *consumed_up,
 		 * mode is enabled first and then read the bandwidth
 		 * through those registers.
 		 */
-		ret = tb_dp_bw_mode_consumed_bandwidth(tunnel, consumed_up,
-						       consumed_down);
+		ret = tb_dp_bandwidth_mode_consumed_bandwidth(tunnel, consumed_up,
+							      consumed_down);
 		if (ret < 0) {
 			if (ret != -EOPNOTSUPP)
 				return ret;

drivers/thunderbolt/usb4.c

@@ -2294,13 +2294,14 @@ int usb4_dp_port_set_cm_id(struct tb_port *port, int cm_id)
 }
 
 /**
- * usb4_dp_port_bw_mode_supported() - Is the bandwidth allocation mode supported
+ * usb4_dp_port_bandwidth_mode_supported() - Is the bandwidth allocation mode
+ *					     supported
  * @port: DP IN adapter to check
  *
  * Can be called to any DP IN adapter. Returns true if the adapter
  * supports USB4 bandwidth allocation mode, false otherwise.
  */
-bool usb4_dp_port_bw_mode_supported(struct tb_port *port)
+bool usb4_dp_port_bandwidth_mode_supported(struct tb_port *port)
 {
 	int ret;
 	u32 val;
@@ -2317,13 +2318,14 @@ bool usb4_dp_port_bw_mode_supported(struct tb_port *port)
 }
 
 /**
- * usb4_dp_port_bw_mode_enabled() - Is the bandwidth allocation mode enabled
+ * usb4_dp_port_bandwidth_mode_enabled() - Is the bandwidth allocation mode
+ *					   enabled
  * @port: DP IN adapter to check
  *
  * Can be called to any DP IN adapter. Returns true if the bandwidth
  * allocation mode has been enabled, false otherwise.
  */
-bool usb4_dp_port_bw_mode_enabled(struct tb_port *port)
+bool usb4_dp_port_bandwidth_mode_enabled(struct tb_port *port)
 {
 	int ret;
 	u32 val;
@@ -2340,7 +2342,8 @@ bool usb4_dp_port_bw_mode_enabled(struct tb_port *port)
 }
 
 /**
- * usb4_dp_port_set_cm_bw_mode_supported() - Set/clear CM support for bandwidth allocation mode
+ * usb4_dp_port_set_cm_bandwidth_mode_supported() - Set/clear CM support for
+ *						    bandwidth allocation mode
  * @port: DP IN adapter
  * @supported: Does the CM support bandwidth allocation mode
  *
@@ -2349,7 +2352,8 @@ bool usb4_dp_port_bw_mode_enabled(struct tb_port *port)
  * otherwise. Specifically returns %-OPNOTSUPP if the passed in adapter
  * does not support this.
  */
-int usb4_dp_port_set_cm_bw_mode_supported(struct tb_port *port, bool supported)
+int usb4_dp_port_set_cm_bandwidth_mode_supported(struct tb_port *port,
+						 bool supported)
 {
 	u32 val;
 	int ret;
@@ -2623,7 +2627,7 @@ int usb4_dp_port_set_granularity(struct tb_port *port, int granularity)
 }
 
 /**
- * usb4_dp_port_set_estimated_bw() - Set estimated bandwidth
+ * usb4_dp_port_set_estimated_bandwidth() - Set estimated bandwidth
  * @port: DP IN adapter
  * @bw: Estimated bandwidth in Mb/s.
  *
@@ -2633,7 +2637,7 @@ int usb4_dp_port_set_granularity(struct tb_port *port, int granularity)
  * and negative errno otherwise. Specifically returns %-EOPNOTSUPP if
  * the adapter does not support this.
  */
-int usb4_dp_port_set_estimated_bw(struct tb_port *port, int bw)
+int usb4_dp_port_set_estimated_bandwidth(struct tb_port *port, int bw)
 {
 	u32 val, granularity;
 	int ret;
@@ -2659,14 +2663,14 @@ int usb4_dp_port_set_estimated_bw(struct tb_port *port, int bw)
 }
 
 /**
- * usb4_dp_port_allocated_bw() - Return allocated bandwidth
+ * usb4_dp_port_allocated_bandwidth() - Return allocated bandwidth
  * @port: DP IN adapter
  *
  * Reads and returns allocated bandwidth for @port in Mb/s (taking into
  * account the programmed granularity). Returns negative errno in case
  * of error.
  */
-int usb4_dp_port_allocated_bw(struct tb_port *port)
+int usb4_dp_port_allocated_bandwidth(struct tb_port *port)
 {
 	u32 val, granularity;
 	int ret;
@@ -2752,15 +2756,15 @@ static int usb4_dp_port_wait_and_clear_cm_ack(struct tb_port *port,
 }
 
 /**
- * usb4_dp_port_allocate_bw() - Set allocated bandwidth
+ * usb4_dp_port_allocate_bandwidth() - Set allocated bandwidth
  * @port: DP IN adapter
  * @bw: New allocated bandwidth in Mb/s
  *
  * Communicates the new allocated bandwidth with the DPCD (graphics
  * driver). Takes into account the programmed granularity. Returns %0 in
  * success and negative errno in case of error.
  */
-int usb4_dp_port_allocate_bw(struct tb_port *port, int bw)
+int usb4_dp_port_allocate_bandwidth(struct tb_port *port, int bw)
 {
 	u32 val, granularity;
 	int ret;
@@ -2794,7 +2798,7 @@ int usb4_dp_port_allocate_bw(struct tb_port *port, int bw)
 }
 
 /**
- * usb4_dp_port_requested_bw() - Read requested bandwidth
+ * usb4_dp_port_requested_bandwidth() - Read requested bandwidth
  * @port: DP IN adapter
  *
  * Reads the DPCD (graphics driver) requested bandwidth and returns it
@@ -2803,7 +2807,7 @@ int usb4_dp_port_allocate_bw(struct tb_port *port, int bw)
  * the adapter does not support bandwidth allocation mode, and %ENODATA
  * if there is no active bandwidth request from the graphics driver.
  */
-int usb4_dp_port_requested_bw(struct tb_port *port)
+int usb4_dp_port_requested_bandwidth(struct tb_port *port)
 {
 	u32 val, granularity;
 	int ret;