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net: wwan: t7xx: use union to group port type specific data

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Use union inside t7xx_port to group port type specific data members.

Signed-off-by: M Chetan Kumar <m.chetan.kumar@linux.intel.com>
Reviewed-by: Sergey Ryazanov <ryazanov.s.a@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
M Chetan Kumar
2022-10-28 21:04:50 +05:30
committed by David S. Miller
parent b0e01253a7
commit fece7a8c65
2 changed files with 13 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
drivers/net/wwan/t7xx/t7xx_port.h
View File

@@ -99,7 +99,6 @@ struct t7xx_port_conf {
struct t7xx_port { struct t7xx_port {
/* Members not initialized in definition */ /* Members not initialized in definition */
const struct t7xx_port_conf *port_conf; const struct t7xx_port_conf *port_conf;
struct wwan_port *wwan_port;
struct t7xx_pci_dev *t7xx_dev; struct t7xx_pci_dev *t7xx_dev;
struct device *dev; struct device *dev;
u16 seq_nums[2]; /* TX/RX sequence numbers */ u16 seq_nums[2]; /* TX/RX sequence numbers */
@@ -122,6 +121,11 @@ struct t7xx_port {
int rx_length_th; int rx_length_th;
bool chan_enable; bool chan_enable;
struct task_struct *thread; struct task_struct *thread;
union {
struct {
struct wwan_port *wwan_port;
} wwan;
};
}; };
struct sk_buff *t7xx_port_alloc_skb(int payload); struct sk_buff *t7xx_port_alloc_skb(int payload);

16
drivers/net/wwan/t7xx/t7xx_port_wwan.c
View File

@@ -109,12 +109,12 @@ static int t7xx_port_wwan_init(struct t7xx_port *port)
static void t7xx_port_wwan_uninit(struct t7xx_port *port) static void t7xx_port_wwan_uninit(struct t7xx_port *port)
{ {
if (!port->wwan_port) if (!port->wwan.wwan_port)
return; return;
port->rx_length_th = 0; port->rx_length_th = 0;
wwan_remove_port(port->wwan_port); wwan_remove_port(port->wwan.wwan_port);
port->wwan_port = NULL; port->wwan.wwan_port = NULL;
} }
static int t7xx_port_wwan_recv_skb(struct t7xx_port *port, struct sk_buff *skb) static int t7xx_port_wwan_recv_skb(struct t7xx_port *port, struct sk_buff *skb)
@@ -129,7 +129,7 @@ static int t7xx_port_wwan_recv_skb(struct t7xx_port *port, struct sk_buff *skb)
return 0; return 0;
} }
wwan_port_rx(port->wwan_port, skb); wwan_port_rx(port->wwan.wwan_port, skb);
return 0; return 0;
} }
@@ -158,10 +158,10 @@ static void t7xx_port_wwan_md_state_notify(struct t7xx_port *port, unsigned int
if (state != MD_STATE_READY) if (state != MD_STATE_READY)
return; return;
if (!port->wwan_port) { if (!port->wwan.wwan_port) {
port->wwan_port = wwan_create_port(port->dev, port_conf->port_type, port->wwan.wwan_port = wwan_create_port(port->dev, port_conf->port_type,
&wwan_ops, port); &wwan_ops, port);
if (IS_ERR(port->wwan_port)) if (IS_ERR(port->wwan.wwan_port))
dev_err(port->dev, "Unable to create WWWAN port %s", port_conf->name); dev_err(port->dev, "Unable to create WWWAN port %s", port_conf->name);
} }
} }