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Message-Id: <1433345682-5846-5-git-send-email-hariprasad@chelsio.com>
Date: Wed, 3 Jun 2015 21:04:42 +0530
From: Hariprasad Shenai <hariprasad@...lsio.com>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, leedom@...lsio.com, nirranjan@...lsio.com,
Hariprasad Shenai <hariprasad@...lsio.com>
Subject: [PATCH net-next 4/4] cxgb4: Remove WOL get/set ethtool support
Remove ethtool get/set support for wake on lan, adapter doesn't support
it.
Signed-off-by: Hariprasad Shenai <hariprasad@...lsio.com>
---
drivers/net/ethernet/chelsio/cxgb4/cxgb4.h | 2 -
drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c | 33 -------
drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 100 ---------------------
drivers/net/ethernet/chelsio/cxgb4/t4_hw.h | 2 -
4 files changed, 137 deletions(-)
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
index 9aab32e..bf2b822 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4.h
@@ -732,8 +732,6 @@ struct adapter {
struct cxgb4_virt_res vres;
unsigned int swintr;
- unsigned int wol;
-
struct {
unsigned short vec;
char desc[IFNAMSIZ + 10];
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c
index 36f6ff2..0194c91 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_ethtool.c
@@ -947,37 +947,6 @@ static int set_flash(struct net_device *netdev, struct ethtool_flash *ef)
return ret;
}
-#define WOL_SUPPORTED (WAKE_BCAST | WAKE_MAGIC)
-#define BCAST_CRC 0xa0ccc1a6
-
-static void get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
-{
- wol->supported = WAKE_BCAST | WAKE_MAGIC;
- wol->wolopts = netdev2adap(dev)->wol;
- memset(&wol->sopass, 0, sizeof(wol->sopass));
-}
-
-static int set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
-{
- int err = 0;
- struct port_info *pi = netdev_priv(dev);
-
- if (wol->wolopts & ~WOL_SUPPORTED)
- return -EINVAL;
- t4_wol_magic_enable(pi->adapter, pi->tx_chan,
- (wol->wolopts & WAKE_MAGIC) ? dev->dev_addr : NULL);
- if (wol->wolopts & WAKE_BCAST) {
- err = t4_wol_pat_enable(pi->adapter, pi->tx_chan, 0xfe, ~0ULL,
- ~0ULL, 0, false);
- if (!err)
- err = t4_wol_pat_enable(pi->adapter, pi->tx_chan, 1,
- ~6ULL, ~0ULL, BCAST_CRC, true);
- } else {
- t4_wol_pat_enable(pi->adapter, pi->tx_chan, 0, 0, 0, 0, false);
- }
- return err;
-}
-
static u32 get_rss_table_size(struct net_device *dev)
{
const struct port_info *pi = netdev_priv(dev);
@@ -1107,8 +1076,6 @@ static const struct ethtool_ops cxgb_ethtool_ops = {
.get_ethtool_stats = get_stats,
.get_regs_len = get_regs_len,
.get_regs = get_regs,
- .get_wol = get_wol,
- .set_wol = set_wol,
.get_rxnfc = get_rxnfc,
.get_rxfh_indir_size = get_rss_table_size,
.get_rxfh = get_rss_table,
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index c95714e..c21ab26 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -4311,106 +4311,6 @@ void t4_get_lb_stats(struct adapter *adap, int idx, struct lb_port_stats *p)
#undef GET_STAT_COM
}
-/**
- * t4_wol_magic_enable - enable/disable magic packet WoL
- * @adap: the adapter
- * @port: the physical port index
- * @addr: MAC address expected in magic packets, %NULL to disable
- *
- * Enables/disables magic packet wake-on-LAN for the selected port.
- */
-void t4_wol_magic_enable(struct adapter *adap, unsigned int port,
- const u8 *addr)
-{
- u32 mag_id_reg_l, mag_id_reg_h, port_cfg_reg;
-
- if (is_t4(adap->params.chip)) {
- mag_id_reg_l = PORT_REG(port, XGMAC_PORT_MAGIC_MACID_LO);
- mag_id_reg_h = PORT_REG(port, XGMAC_PORT_MAGIC_MACID_HI);
- port_cfg_reg = PORT_REG(port, XGMAC_PORT_CFG2_A);
- } else {
- mag_id_reg_l = T5_PORT_REG(port, MAC_PORT_MAGIC_MACID_LO);
- mag_id_reg_h = T5_PORT_REG(port, MAC_PORT_MAGIC_MACID_HI);
- port_cfg_reg = T5_PORT_REG(port, MAC_PORT_CFG2_A);
- }
-
- if (addr) {
- t4_write_reg(adap, mag_id_reg_l,
- (addr[2] << 24) | (addr[3] << 16) |
- (addr[4] << 8) | addr[5]);
- t4_write_reg(adap, mag_id_reg_h,
- (addr[0] << 8) | addr[1]);
- }
- t4_set_reg_field(adap, port_cfg_reg, MAGICEN_F,
- addr ? MAGICEN_F : 0);
-}
-
-/**
- * t4_wol_pat_enable - enable/disable pattern-based WoL
- * @adap: the adapter
- * @port: the physical port index
- * @map: bitmap of which HW pattern filters to set
- * @mask0: byte mask for bytes 0-63 of a packet
- * @mask1: byte mask for bytes 64-127 of a packet
- * @crc: Ethernet CRC for selected bytes
- * @enable: enable/disable switch
- *
- * Sets the pattern filters indicated in @map to mask out the bytes
- * specified in @mask0/@...k1 in received packets and compare the CRC of
- * the resulting packet against @crc. If @enable is %true pattern-based
- * WoL is enabled, otherwise disabled.
- */
-int t4_wol_pat_enable(struct adapter *adap, unsigned int port, unsigned int map,
- u64 mask0, u64 mask1, unsigned int crc, bool enable)
-{
- int i;
- u32 port_cfg_reg;
-
- if (is_t4(adap->params.chip))
- port_cfg_reg = PORT_REG(port, XGMAC_PORT_CFG2_A);
- else
- port_cfg_reg = T5_PORT_REG(port, MAC_PORT_CFG2_A);
-
- if (!enable) {
- t4_set_reg_field(adap, port_cfg_reg, PATEN_F, 0);
- return 0;
- }
- if (map > 0xff)
- return -EINVAL;
-
-#define EPIO_REG(name) \
- (is_t4(adap->params.chip) ? \
- PORT_REG(port, XGMAC_PORT_EPIO_##name##_A) : \
- T5_PORT_REG(port, MAC_PORT_EPIO_##name##_A))
-
- t4_write_reg(adap, EPIO_REG(DATA1), mask0 >> 32);
- t4_write_reg(adap, EPIO_REG(DATA2), mask1);
- t4_write_reg(adap, EPIO_REG(DATA3), mask1 >> 32);
-
- for (i = 0; i < NWOL_PAT; i++, map >>= 1) {
- if (!(map & 1))
- continue;
-
- /* write byte masks */
- t4_write_reg(adap, EPIO_REG(DATA0), mask0);
- t4_write_reg(adap, EPIO_REG(OP), ADDRESS_V(i) | EPIOWR_F);
- t4_read_reg(adap, EPIO_REG(OP)); /* flush */
- if (t4_read_reg(adap, EPIO_REG(OP)) & SF_BUSY_F)
- return -ETIMEDOUT;
-
- /* write CRC */
- t4_write_reg(adap, EPIO_REG(DATA0), crc);
- t4_write_reg(adap, EPIO_REG(OP), ADDRESS_V(i + 32) | EPIOWR_F);
- t4_read_reg(adap, EPIO_REG(OP)); /* flush */
- if (t4_read_reg(adap, EPIO_REG(OP)) & SF_BUSY_F)
- return -ETIMEDOUT;
- }
-#undef EPIO_REG
-
- t4_set_reg_field(adap, PORT_REG(port, XGMAC_PORT_CFG2_A), 0, PATEN_F);
- return 0;
-}
-
/* t4_mk_filtdelwr - create a delete filter WR
* @ftid: the filter ID
* @wr: the filter work request to populate
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h
index 88067d9..f9a2cb1 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.h
@@ -52,8 +52,6 @@ enum {
MBOX_LEN = 64, /* mailbox size in bytes */
TRACE_LEN = 112, /* length of trace data and mask */
FILTER_OPT_LEN = 36, /* filter tuple width for optional components */
- NWOL_PAT = 8, /* # of WoL patterns */
- WOL_PAT_LEN = 128, /* length of WoL patterns */
};
enum {
--
2.3.4
--
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