chelsio: use const for virtual functions

There are several uses of _ops structure in this driver that
can be converted to const.

Signed-off-by: Stephen Hemminger <shemminger@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

10 files changed, 33 insertions, 39 deletions

diff --git a/drivers/net/chelsio/common.h b/drivers/net/chelsio/common.h
index 787f2f2820fe..8ba702c8b560 100644
--- a/drivers/net/chelsio/common.h
+++ b/drivers/net/chelsio/common.h
@@ -322,9 +322,9 @@ struct board_info {
         unsigned char           mdio_mdiinv;
         unsigned char           mdio_mdc;
         unsigned char           mdio_phybaseaddr;
-        struct gmac            *gmac;
-        struct gphy            *gphy;
-        struct mdio_ops        *mdio_ops;
+        const struct gmac      *gmac;
+        const struct gphy      *gphy;
+        const struct mdio_ops  *mdio_ops;
         const char             *desc;
 };
 
diff --git a/drivers/net/chelsio/cphy.h b/drivers/net/chelsio/cphy.h
index cf9143499882..79d855e267e0 100644
--- a/drivers/net/chelsio/cphy.h
+++ b/drivers/net/chelsio/cphy.h
@@ -100,7 +100,7 @@ struct cphy {
 
         u32 elmer_gpo;
 
-        struct cphy_ops *ops;                /* PHY operations */
+        const struct cphy_ops *ops;            /* PHY operations */
         int (*mdio_read)(adapter_t *adapter, int phy_addr, int mmd_addr,
                          int reg_addr, unsigned int *val);
         int (*mdio_write)(adapter_t *adapter, int phy_addr, int mmd_addr,
@@ -136,7 +136,7 @@ static inline int simple_mdio_write(struct cphy *cphy, int reg,
 /* Convenience initializer */
 static inline void cphy_init(struct cphy *phy, adapter_t *adapter,
                              int phy_addr, struct cphy_ops *phy_ops,
-                             struct mdio_ops *mdio_ops)
+                             const struct mdio_ops *mdio_ops)
 {
         phy->adapter = adapter;
         phy->addr    = phy_addr;
@@ -151,7 +151,7 @@ static inline void cphy_init(struct cphy *phy, adapter_t *adapter,
 struct gphy {
         /* Construct a PHY instance with the given PHY address */
         struct cphy *(*create)(adapter_t *adapter, int phy_addr,
-                               struct mdio_ops *mdio_ops);
+                               const struct mdio_ops *mdio_ops);
 
         /*
          * Reset the PHY chip.  This resets the whole PHY chip, not individual
@@ -160,11 +160,9 @@ struct gphy {
         int (*reset)(adapter_t *adapter);
 };
 
-extern struct gphy t1_my3126_ops;
-extern struct gphy t1_mv88e1xxx_ops;
-extern struct gphy t1_vsc8244_ops;
-extern struct gphy t1_xpak_ops;
-extern struct gphy t1_mv88x201x_ops;
-extern struct gphy t1_dummy_phy_ops;
+extern const struct gphy t1_my3126_ops;
+extern const struct gphy t1_mv88e1xxx_ops;
+extern const struct gphy t1_vsc8244_ops;
+extern const struct gphy t1_mv88x201x_ops;
 
 #endif /* _CXGB_CPHY_H_ */
diff --git a/drivers/net/chelsio/gmac.h b/drivers/net/chelsio/gmac.h
index 006a2eb2d362..d42337457cf7 100644
--- a/drivers/net/chelsio/gmac.h
+++ b/drivers/net/chelsio/gmac.h
@@ -126,7 +126,7 @@ typedef struct _cmac_instance cmac_instance;
 struct cmac {
         struct cmac_statistics stats;
         adapter_t *adapter;
-        struct cmac_ops *ops;
+        const struct cmac_ops *ops;
         cmac_instance *instance;
 };
 
@@ -136,11 +136,7 @@ struct gmac {
         int (*reset)(adapter_t *);
 };
 
-extern struct gmac t1_pm3393_ops;
-extern struct gmac t1_chelsio_mac_ops;
-extern struct gmac t1_vsc7321_ops;
-extern struct gmac t1_vsc7326_ops;
-extern struct gmac t1_ixf1010_ops;
-extern struct gmac t1_dummy_mac_ops;
+extern const struct gmac t1_pm3393_ops;
+extern const struct gmac t1_vsc7326_ops;
 
 #endif /* _CXGB_GMAC_H_ */
diff --git a/drivers/net/chelsio/mac.c b/drivers/net/chelsio/mac.c
index 6af39dc70459..1d972825eac3 100644
--- a/drivers/net/chelsio/mac.c
+++ b/drivers/net/chelsio/mac.c
@@ -363,6 +363,6 @@ static struct cmac *mac_create(adapter_t *adapter, int index)
         return mac;
 }
 
-struct gmac t1_chelsio_mac_ops = {
+const struct gmac t1_chelsio_mac_ops = {
         .create = mac_create
 };
diff --git a/drivers/net/chelsio/mv88e1xxx.c b/drivers/net/chelsio/mv88e1xxx.c
index 5867e3b0a887..0632be0d6494 100644
--- a/drivers/net/chelsio/mv88e1xxx.c
+++ b/drivers/net/chelsio/mv88e1xxx.c
@@ -354,7 +354,7 @@ static struct cphy_ops mv88e1xxx_ops = {
 };
 
 static struct cphy *mv88e1xxx_phy_create(adapter_t *adapter, int phy_addr,
-                                         struct mdio_ops *mdio_ops)
+                                         const struct mdio_ops *mdio_ops)
 {
         struct cphy *cphy = kzalloc(sizeof(*cphy), GFP_KERNEL);
 
@@ -390,7 +390,7 @@ static int mv88e1xxx_phy_reset(adapter_t* adapter)
         return 0;
 }
 
-struct gphy t1_mv88e1xxx_ops = {
-        mv88e1xxx_phy_create,
-        mv88e1xxx_phy_reset
+const struct gphy t1_mv88e1xxx_ops = {
+        .create = mv88e1xxx_phy_create,
+        .reset =  mv88e1xxx_phy_reset
 };
diff --git a/drivers/net/chelsio/mv88x201x.c b/drivers/net/chelsio/mv88x201x.c
index c8e89480d906..cd856041af34 100644
--- a/drivers/net/chelsio/mv88x201x.c
+++ b/drivers/net/chelsio/mv88x201x.c
@@ -208,7 +208,7 @@ static struct cphy_ops mv88x201x_ops = {
 };
 
 static struct cphy *mv88x201x_phy_create(adapter_t *adapter, int phy_addr,
-                                         struct mdio_ops *mdio_ops)
+                                         const struct mdio_ops *mdio_ops)
 {
         u32 val;
         struct cphy *cphy = kzalloc(sizeof(*cphy), GFP_KERNEL);
@@ -252,7 +252,7 @@ static int mv88x201x_phy_reset(adapter_t *adapter)
         return 0;
 }
 
-struct gphy t1_mv88x201x_ops = {
-        mv88x201x_phy_create,
-        mv88x201x_phy_reset
+const struct gphy t1_mv88x201x_ops = {
+        .create = mv88x201x_phy_create,
+        .reset = mv88x201x_phy_reset
 };
diff --git a/drivers/net/chelsio/my3126.c b/drivers/net/chelsio/my3126.c
index 87dde3e60046..040acd29995a 100644
--- a/drivers/net/chelsio/my3126.c
+++ b/drivers/net/chelsio/my3126.c
@@ -166,7 +166,7 @@ static struct cphy_ops my3126_ops = {
 };
 
 static struct cphy *my3126_phy_create(adapter_t *adapter,
-                        int phy_addr, struct mdio_ops *mdio_ops)
+                        int phy_addr, const struct mdio_ops *mdio_ops)
 {
         struct cphy *cphy = kzalloc(sizeof (*cphy), GFP_KERNEL);
 
@@ -201,7 +201,7 @@ static int my3126_phy_reset(adapter_t * adapter)
         return 0;
 }
 
-struct gphy t1_my3126_ops = {
-        my3126_phy_create,
-        my3126_phy_reset
+const struct gphy t1_my3126_ops = {
+        .create = my3126_phy_create,
+        .reset = my3126_phy_reset
 };
diff --git a/drivers/net/chelsio/pm3393.c b/drivers/net/chelsio/pm3393.c
index 69129edeefd6..678778a8d133 100644
--- a/drivers/net/chelsio/pm3393.c
+++ b/drivers/net/chelsio/pm3393.c
@@ -807,8 +807,8 @@ static int pm3393_mac_reset(adapter_t * adapter)
         return successful_reset ? 0 : 1;
 }
 
-struct gmac t1_pm3393_ops = {
-        STATS_TICK_SECS,
-        pm3393_mac_create,
-        pm3393_mac_reset
+const struct gmac t1_pm3393_ops = {
+        .stats_update_period = STATS_TICK_SECS,
+        .create              = pm3393_mac_create,
+        .reset               = pm3393_mac_reset,
 };
diff --git a/drivers/net/chelsio/subr.c b/drivers/net/chelsio/subr.c
index 56d1d15a8f96..7de9a611e1f7 100644
--- a/drivers/net/chelsio/subr.c
+++ b/drivers/net/chelsio/subr.c
@@ -321,7 +321,7 @@ static int mi1_mdio_write(adapter_t *adapter, int phy_addr, int mmd_addr,
 }
 
 #if defined(CONFIG_CHELSIO_T1_1G) || defined(CONFIG_CHELSIO_T1_COUGAR)
-static struct mdio_ops mi1_mdio_ops = {
+static const struct mdio_ops mi1_mdio_ops = {
         .init = mi1_mdio_init,
         .read = mi1_mdio_read,
         .write = mi1_mdio_write
@@ -377,7 +377,7 @@ static int mi1_mdio_ext_write(adapter_t *adapter, int phy_addr, int mmd_addr,
         return 0;
 }
 
-static struct mdio_ops mi1_mdio_ext_ops = {
+static const struct mdio_ops mi1_mdio_ext_ops = {
         .init = mi1_mdio_init,
         .read = mi1_mdio_ext_read,
         .write = mi1_mdio_ext_write
diff --git a/drivers/net/chelsio/vsc7326.c b/drivers/net/chelsio/vsc7326.c
index 534ffa0f616e..99b51f61fe77 100644
--- a/drivers/net/chelsio/vsc7326.c
+++ b/drivers/net/chelsio/vsc7326.c
@@ -723,7 +723,7 @@ static int vsc7326_mac_reset(adapter_t *adapter)
         return 0;
 }
 
-struct gmac t1_vsc7326_ops = {
+const struct gmac t1_vsc7326_ops = {
         .stats_update_period = STATS_TICK_SECS,
         .create              = vsc7326_mac_create,
         .reset               = vsc7326_mac_reset,