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authorLinus Torvalds <torvalds@linux-foundation.org>2014-12-11 14:27:06 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2014-12-11 14:27:06 -0800
commit70e71ca0af244f48a5dcf56dc435243792e3a495 (patch)
treef7d9c4c4d9a857a00043e9bf6aa2d6f533a34778 /drivers/net/phy/marvell.c
parentbae41e45b7400496b9bf0c70c6004419d9987819 (diff)
parent00c83b01d58068dfeb2e1351cca6fccf2a83fa8f (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next
Pull networking updates from David Miller: 1) New offloading infrastructure and example 'rocker' driver for offloading of switching and routing to hardware. This work was done by a large group of dedicated individuals, not limited to: Scott Feldman, Jiri Pirko, Thomas Graf, John Fastabend, Jamal Hadi Salim, Andy Gospodarek, Florian Fainelli, Roopa Prabhu 2) Start making the networking operate on IOV iterators instead of modifying iov objects in-situ during transfers. Thanks to Al Viro and Herbert Xu. 3) A set of new netlink interfaces for the TIPC stack, from Richard Alpe. 4) Remove unnecessary looping during ipv6 routing lookups, from Martin KaFai Lau. 5) Add PAUSE frame generation support to gianfar driver, from Matei Pavaluca. 6) Allow for larger reordering levels in TCP, which are easily achievable in the real world right now, from Eric Dumazet. 7) Add a variable of napi_schedule that doesn't need to disable cpu interrupts, from Eric Dumazet. 8) Use a doubly linked list to optimize neigh_parms_release(), from Nicolas Dichtel. 9) Various enhancements to the kernel BPF verifier, and allow eBPF programs to actually be attached to sockets. From Alexei Starovoitov. 10) Support TSO/LSO in sunvnet driver, from David L Stevens. 11) Allow controlling ECN usage via routing metrics, from Florian Westphal. 12) Remote checksum offload, from Tom Herbert. 13) Add split-header receive, BQL, and xmit_more support to amd-xgbe driver, from Thomas Lendacky. 14) Add MPLS support to openvswitch, from Simon Horman. 15) Support wildcard tunnel endpoints in ipv6 tunnels, from Steffen Klassert. 16) Do gro flushes on a per-device basis using a timer, from Eric Dumazet. This tries to resolve the conflicting goals between the desired handling of bulk vs. RPC-like traffic. 17) Allow userspace to ask for the CPU upon what a packet was received/steered, via SO_INCOMING_CPU. From Eric Dumazet. 18) Limit GSO packets to half the current congestion window, from Eric Dumazet. 19) Add a generic helper so that all drivers set their RSS keys in a consistent way, from Eric Dumazet. 20) Add xmit_more support to enic driver, from Govindarajulu Varadarajan. 21) Add VLAN packet scheduler action, from Jiri Pirko. 22) Support configurable RSS hash functions via ethtool, from Eyal Perry. * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1820 commits) Fix race condition between vxlan_sock_add and vxlan_sock_release net/macb: fix compilation warning for print_hex_dump() called with skb->mac_header net/mlx4: Add support for A0 steering net/mlx4: Refactor QUERY_PORT net/mlx4_core: Add explicit error message when rule doesn't meet configuration net/mlx4: Add A0 hybrid steering net/mlx4: Add mlx4_bitmap zone allocator net/mlx4: Add a check if there are too many reserved QPs net/mlx4: Change QP allocation scheme net/mlx4_core: Use tasklet for user-space CQ completion events net/mlx4_core: Mask out host side virtualization features for guests net/mlx4_en: Set csum level for encapsulated packets be2net: Export tunnel offloads only when a VxLAN tunnel is created gianfar: Fix dma check map error when DMA_API_DEBUG is enabled cxgb4/csiostor: Don't use MASTER_MUST for fw_hello call net: fec: only enable mdio interrupt before phy device link up net: fec: clear all interrupt events to support i.MX6SX net: fec: reset fep link status in suspend function net: sock: fix access via invalid file descriptor net: introduce helper macro for_each_cmsghdr ...
Diffstat (limited to 'drivers/net/phy/marvell.c')
-rw-r--r--drivers/net/phy/marvell.c67
1 files changed, 52 insertions, 15 deletions
diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c
index 225c033b08f3..1b1698f98818 100644
--- a/drivers/net/phy/marvell.c
+++ b/drivers/net/phy/marvell.c
@@ -54,6 +54,9 @@
#define MII_M1145_PHY_EXT_CR 0x14
#define MII_M1145_RGMII_RX_DELAY 0x0080
#define MII_M1145_RGMII_TX_DELAY 0x0002
+#define MII_M1145_HWCFG_MODE_SGMII_NO_CLK 0x4
+#define MII_M1145_HWCFG_MODE_MASK 0xf
+#define MII_M1145_HWCFG_FIBER_COPPER_AUTO 0x8000
#define MII_M1145_HWCFG_MODE_SGMII_NO_CLK 0x4
#define MII_M1145_HWCFG_MODE_MASK 0xf
@@ -123,6 +126,9 @@
#define MII_M1116R_CONTROL_REG_MAC 21
+#define MII_88E3016_PHY_SPEC_CTRL 0x10
+#define MII_88E3016_DISABLE_SCRAMBLER 0x0200
+#define MII_88E3016_AUTO_MDIX_CROSSOVER 0x0030
MODULE_DESCRIPTION("Marvell PHY driver");
MODULE_AUTHOR("Andy Fleming");
@@ -439,6 +445,25 @@ static int m88e1116r_config_init(struct phy_device *phydev)
return 0;
}
+static int m88e3016_config_init(struct phy_device *phydev)
+{
+ int reg;
+
+ /* Enable Scrambler and Auto-Crossover */
+ reg = phy_read(phydev, MII_88E3016_PHY_SPEC_CTRL);
+ if (reg < 0)
+ return reg;
+
+ reg &= ~MII_88E3016_DISABLE_SCRAMBLER;
+ reg |= MII_88E3016_AUTO_MDIX_CROSSOVER;
+
+ reg = phy_write(phydev, MII_88E3016_PHY_SPEC_CTRL, reg);
+ if (reg < 0)
+ return reg;
+
+ return 0;
+}
+
static int m88e1111_config_init(struct phy_device *phydev)
{
int err;
@@ -625,6 +650,7 @@ static int m88e1149_config_init(struct phy_device *phydev)
static int m88e1145_config_init(struct phy_device *phydev)
{
int err;
+ int temp;
/* Take care of errata E0 & E1 */
err = phy_write(phydev, 0x1d, 0x001b);
@@ -682,7 +708,7 @@ static int m88e1145_config_init(struct phy_device *phydev)
}
if (phydev->interface == PHY_INTERFACE_MODE_SGMII) {
- int temp = phy_read(phydev, MII_M1145_PHY_EXT_SR);
+ temp = phy_read(phydev, MII_M1145_PHY_EXT_SR);
if (temp < 0)
return temp;
@@ -789,6 +815,12 @@ static int marvell_read_status(struct phy_device *phydev)
return 0;
}
+static int marvell_aneg_done(struct phy_device *phydev)
+{
+ int retval = phy_read(phydev, MII_M1011_PHY_STATUS);
+ return (retval < 0) ? retval : (retval & MII_M1011_PHY_STATUS_RESOLVED);
+}
+
static int m88e1121_did_interrupt(struct phy_device *phydev)
{
int imask;
@@ -1069,22 +1101,26 @@ static struct phy_driver marvell_drivers[] = {
.suspend = &genphy_suspend,
.driver = { .owner = THIS_MODULE },
},
+ {
+ .phy_id = MARVELL_PHY_ID_88E3016,
+ .phy_id_mask = MARVELL_PHY_ID_MASK,
+ .name = "Marvell 88E3016",
+ .features = PHY_BASIC_FEATURES,
+ .flags = PHY_HAS_INTERRUPT,
+ .config_aneg = &genphy_config_aneg,
+ .config_init = &m88e3016_config_init,
+ .aneg_done = &marvell_aneg_done,
+ .read_status = &marvell_read_status,
+ .ack_interrupt = &marvell_ack_interrupt,
+ .config_intr = &marvell_config_intr,
+ .did_interrupt = &m88e1121_did_interrupt,
+ .resume = &genphy_resume,
+ .suspend = &genphy_suspend,
+ .driver = { .owner = THIS_MODULE },
+ },
};
-static int __init marvell_init(void)
-{
- return phy_drivers_register(marvell_drivers,
- ARRAY_SIZE(marvell_drivers));
-}
-
-static void __exit marvell_exit(void)
-{
- phy_drivers_unregister(marvell_drivers,
- ARRAY_SIZE(marvell_drivers));
-}
-
-module_init(marvell_init);
-module_exit(marvell_exit);
+module_phy_driver(marvell_drivers);
static struct mdio_device_id __maybe_unused marvell_tbl[] = {
{ MARVELL_PHY_ID_88E1101, MARVELL_PHY_ID_MASK },
@@ -1098,6 +1134,7 @@ static struct mdio_device_id __maybe_unused marvell_tbl[] = {
{ MARVELL_PHY_ID_88E1318S, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1116R, MARVELL_PHY_ID_MASK },
{ MARVELL_PHY_ID_88E1510, MARVELL_PHY_ID_MASK },
+ { MARVELL_PHY_ID_88E3016, MARVELL_PHY_ID_MASK },
{ }
};