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From: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
To: davem@davemloft.net, netdev@vger.kernel.org
Cc: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
Subject: [PATCH net-next 2/6] net: qualcomm: rmnet: Remove the some redundant macros
Date: Sun,  3 Dec 2017 23:37:04 -0700	[thread overview]
Message-ID: <1512369428-20455-3-git-send-email-subashab@codeaurora.org> (raw)
In-Reply-To: <1512369428-20455-1-git-send-email-subashab@codeaurora.org>

Multiplexing is always enabled when transmiting from a rmnet device,
so remove the redundant egress macros. De-multiplexing is always
enabled when receiving packets from a rmnet device, so remove those
ingress macros.

Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org>
---
 drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c   | 10 ++--------
 drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h   |  1 -
 drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c | 19 +++++++------------
 drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h  | 10 ++--------
 4 files changed, 11 insertions(+), 29 deletions(-)

diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
index 71bee1a..5e530db 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
@@ -143,11 +143,7 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev,
 			 struct nlattr *tb[], struct nlattr *data[],
 			 struct netlink_ext_ack *extack)
 {
-	int ingress_format = RMNET_INGRESS_FORMAT_DEMUXING |
-			     RMNET_INGRESS_FORMAT_DEAGGREGATION |
-			     RMNET_INGRESS_FORMAT_MAP;
-	int egress_format = RMNET_EGRESS_FORMAT_MUXING |
-			    RMNET_EGRESS_FORMAT_MAP;
+	int ingress_format = RMNET_INGRESS_FORMAT_DEAGGREGATION;
 	struct net_device *real_dev;
 	int mode = RMNET_EPMODE_VND;
 	struct rmnet_endpoint *ep;
@@ -181,9 +177,7 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev,
 	if (err)
 		goto err2;
 
-	netdev_dbg(dev, "data format [ingress 0x%08X] [egress 0x%08X]\n",
-		   ingress_format, egress_format);
-	port->egress_data_format = egress_format;
+	netdev_dbg(dev, "data format [ingress 0x%08X]\n", ingress_format);
 	port->ingress_data_format = ingress_format;
 	port->rmnet_mode = mode;
 
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h
index c19259e..2ea9fe3 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h
@@ -33,7 +33,6 @@ struct rmnet_endpoint {
 struct rmnet_port {
 	struct net_device *dev;
 	u32 ingress_data_format;
-	u32 egress_data_format;
 	u8 nr_rmnet_devs;
 	u8 rmnet_mode;
 	struct hlist_head muxed_ep[RMNET_MAX_LOGICAL_EP];
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c
index 1e1ea10..a46053c 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_handlers.c
@@ -133,12 +133,10 @@ static int rmnet_map_egress_handler(struct sk_buff *skb,
 	if (!map_header)
 		goto fail;
 
-	if (port->egress_data_format & RMNET_EGRESS_FORMAT_MUXING) {
-		if (mux_id == 0xff)
-			map_header->mux_id = 0;
-		else
-			map_header->mux_id = mux_id;
-	}
+	if (mux_id == 0xff)
+		map_header->mux_id = 0;
+	else
+		map_header->mux_id = mux_id;
 
 	skb->protocol = htons(ETH_P_MAP);
 
@@ -178,8 +176,7 @@ rx_handler_result_t rmnet_rx_handler(struct sk_buff **pskb)
 
 	switch (port->rmnet_mode) {
 	case RMNET_EPMODE_VND:
-		if (port->ingress_data_format & RMNET_INGRESS_FORMAT_MAP)
-			rmnet_map_ingress_handler(skb, port);
+		rmnet_map_ingress_handler(skb, port);
 		break;
 	case RMNET_EPMODE_BRIDGE:
 		rmnet_bridge_handler(skb, port->bridge_ep);
@@ -212,10 +209,8 @@ void rmnet_egress_handler(struct sk_buff *skb)
 		return;
 	}
 
-	if (port->egress_data_format & RMNET_EGRESS_FORMAT_MAP) {
-		if (rmnet_map_egress_handler(skb, port, mux_id, orig_dev))
-			return;
-	}
+	if (rmnet_map_egress_handler(skb, port, mux_id, orig_dev))
+		return;
 
 	rmnet_vnd_tx_fixup(skb, orig_dev);
 
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h
index 49102f9..d214280 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_private.h
@@ -19,14 +19,8 @@
 #define RMNET_TX_QUEUE_LEN         1000
 
 /* Constants */
-#define RMNET_EGRESS_FORMAT_MAP                 BIT(1)
-#define RMNET_EGRESS_FORMAT_AGGREGATION         BIT(2)
-#define RMNET_EGRESS_FORMAT_MUXING              BIT(3)
-
-#define RMNET_INGRESS_FORMAT_MAP                BIT(1)
-#define RMNET_INGRESS_FORMAT_DEAGGREGATION      BIT(2)
-#define RMNET_INGRESS_FORMAT_DEMUXING           BIT(3)
-#define RMNET_INGRESS_FORMAT_MAP_COMMANDS       BIT(4)
+#define RMNET_INGRESS_FORMAT_DEAGGREGATION      BIT(0)
+#define RMNET_INGRESS_FORMAT_MAP_COMMANDS       BIT(1)
 
 /* Replace skb->dev to a virtual rmnet device and pass up the stack */
 #define RMNET_EPMODE_VND (1)
-- 
1.9.1

  parent reply	other threads:[~2017-12-04  6:37 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-12-04  6:37 [PATCH net-next 0/6] net: qualcomm: rmnet: Configuration options Subash Abhinov Kasiviswanathan
2017-12-04  6:37 ` [PATCH net-next 1/6] net: qualcomm: rmnet: Remove the rmnet_map_results enum Subash Abhinov Kasiviswanathan
2017-12-05 16:53   ` David Miller
2017-12-05 19:02     ` Subash Abhinov Kasiviswanathan
2017-12-04  6:37 ` Subash Abhinov Kasiviswanathan [this message]
2017-12-04  6:37 ` [PATCH net-next 3/6] net: qualcomm: rmnet: Allow only one rmnet dev per muxid per real dev Subash Abhinov Kasiviswanathan
2017-12-04  6:37 ` [PATCH net-next 4/6] net: qualcomm: rmnet: Process packets over ethernet Subash Abhinov Kasiviswanathan
2017-12-05 16:55   ` David Miller
2017-12-04  6:37 ` [PATCH net-next 5/6] net: qualcomm: rmnet: Allow to configure flags for new devices Subash Abhinov Kasiviswanathan
2017-12-08 16:26   ` Dan Williams
2017-12-08 18:59     ` Subash Abhinov Kasiviswanathan
2017-12-04  6:37 ` [PATCH net-next 6/6] net: qualcomm: rmnet: Allow to configure flags for existing devices Subash Abhinov Kasiviswanathan

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