diff mbox series

[net-next,12/12] net: ethernet: renesas: rswitch: C45 only transactions

Message ID 20230116-net-next-c45-seperation-part-3-v1-12-0c53afa56aad@walle.cc (mailing list archive)
State Accepted
Commit 95331514d95fae22a13df955275038d531cf85a0
Delegated to: Netdev Maintainers
Headers show
Series net: mdio: Continue separating C22 and C45 | expand

Checks

Context Check Description
netdev/tree_selection success Clearly marked for net-next
netdev/fixes_present success Fixes tag not required for -next series
netdev/subject_prefix success Link
netdev/cover_letter success Series has a cover letter
netdev/patch_count success Link
netdev/header_inline success No static functions without inline keyword in header files
netdev/build_32bit success Errors and warnings before: 0 this patch: 0
netdev/cc_maintainers warning 1 maintainers not CCed: yoshihiro.shimoda.uh@renesas.com
netdev/build_clang success Errors and warnings before: 0 this patch: 0
netdev/module_param success Was 0 now: 0
netdev/verify_signedoff success Signed-off-by tag matches author and committer
netdev/check_selftest success No net selftest shell script
netdev/verify_fixes success No Fixes tag
netdev/build_allmodconfig_warn success Errors and warnings before: 0 this patch: 0
netdev/checkpatch success total: 0 errors, 0 warnings, 0 checks, 48 lines checked
netdev/kdoc success Errors and warnings before: 0 this patch: 0
netdev/source_inline success Was 0 now: 0

Commit Message

Michael Walle Jan. 16, 2023, 11:52 p.m. UTC 
The rswitch MDIO bus driver only supports C45 transfers. Update the
function names to make this clear, pass the mmd as a parameter, and
register the accessors to the _c45 ops of the bus driver structure.

Signed-off-by: Michael Walle <michael@walle.cc>
---
 drivers/net/ethernet/renesas/rswitch.c | 28 ++++++----------------------
 1 file changed, 6 insertions(+), 22 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/renesas/rswitch.c b/drivers/net/ethernet/renesas/rswitch.c
index 6441892636db..885fdb077b62 100644
--- a/drivers/net/ethernet/renesas/rswitch.c
+++ b/drivers/net/ethernet/renesas/rswitch.c
@@ -1024,34 +1024,18 @@  static int rswitch_etha_set_access(struct rswitch_etha *etha, bool read,
 	return ret;
 }
 
-static int rswitch_etha_mii_read(struct mii_bus *bus, int addr, int regnum)
+static int rswitch_etha_mii_read_c45(struct mii_bus *bus, int addr, int devad,
+				     int regad)
 {
 	struct rswitch_etha *etha = bus->priv;
-	int mode, devad, regad;
-
-	mode = regnum & MII_ADDR_C45;
-	devad = (regnum >> MII_DEVADDR_C45_SHIFT) & 0x1f;
-	regad = regnum & MII_REGADDR_C45_MASK;
-
-	/* Not support Clause 22 access method */
-	if (!mode)
-		return -EOPNOTSUPP;
 
 	return rswitch_etha_set_access(etha, true, addr, devad, regad, 0);
 }
 
-static int rswitch_etha_mii_write(struct mii_bus *bus, int addr, int regnum, u16 val)
+static int rswitch_etha_mii_write_c45(struct mii_bus *bus, int addr, int devad,
+				      int regad, u16 val)
 {
 	struct rswitch_etha *etha = bus->priv;
-	int mode, devad, regad;
-
-	mode = regnum & MII_ADDR_C45;
-	devad = (regnum >> MII_DEVADDR_C45_SHIFT) & 0x1f;
-	regad = regnum & MII_REGADDR_C45_MASK;
-
-	/* Not support Clause 22 access method */
-	if (!mode)
-		return -EOPNOTSUPP;
 
 	return rswitch_etha_set_access(etha, false, addr, devad, regad, val);
 }
@@ -1142,8 +1126,8 @@  static int rswitch_mii_register(struct rswitch_device *rdev)
 	mii_bus->name = "rswitch_mii";
 	sprintf(mii_bus->id, "etha%d", rdev->etha->index);
 	mii_bus->priv = rdev->etha;
-	mii_bus->read = rswitch_etha_mii_read;
-	mii_bus->write = rswitch_etha_mii_write;
+	mii_bus->read_c45 = rswitch_etha_mii_read_c45;
+	mii_bus->write_c45 = rswitch_etha_mii_write_c45;
 	mii_bus->parent = &rdev->priv->pdev->dev;
 
 	mdio_np = rswitch_get_mdio_node(rdev);