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Merge branch 'r8169-series-with-further-smaller-improvements' 

Heiner Kallweit says:

====================
r8169: series with further smaller improvements

This series includes further smaller improvements.

Then I think the basic cleanup has been done and next step would be
preparing the switch to phylib.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2018-04-18 21:12:00 -04:00
parent e8f3f7051b 6ed0e08f9e
commit c4ff0b0fc0
1 changed files with 133 additions and 211 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

344
drivers/net/ethernet/realtek/r8169.c
View File

@ -88,7 +88,7 @@ static const int multicast_filter_limit = 32;
#define InterFrameGap 0x03 /* 3 means InterFrameGap = the shortest one */
#define R8169_REGS_SIZE 256
#define R8169_NAPI_WEIGHT 64
#define R8169_RX_BUF_SIZE (SZ_16K - 1)
#define NUM_TX_DESC 64 /* Number of Tx descriptor registers */
#define NUM_RX_DESC 256U /* Number of Rx descriptor registers */
#define R8169_TX_RING_BYTES (NUM_TX_DESC * sizeof(struct TxDesc))
@ -171,12 +171,11 @@ enum rtl_tx_desc_version {
#define JUMBO_7K (7*1024 - ETH_HLEN - 2)
#define JUMBO_9K (9*1024 - ETH_HLEN - 2)
#define _R(NAME,TD,FW,SZ,B) { \
#define _R(NAME,TD,FW,SZ) { \
.name = NAME, \
.txd_version = TD, \
.fw_name = FW, \
.jumbo_max = SZ, \
.jumbo_tx_csum = B \
}
static const struct {
@ -184,135 +183,111 @@ static const struct {
enum rtl_tx_desc_version txd_version;
const char *fw_name;
u16 jumbo_max;
bool jumbo_tx_csum;
} rtl_chip_infos[] = {
/* PCI devices. */
[RTL_GIGA_MAC_VER_01] =
_R("RTL8169", RTL_TD_0, NULL, JUMBO_7K, true),
_R("RTL8169", RTL_TD_0, NULL, JUMBO_7K),
[RTL_GIGA_MAC_VER_02] =
_R("RTL8169s", RTL_TD_0, NULL, JUMBO_7K, true),
_R("RTL8169s", RTL_TD_0, NULL, JUMBO_7K),
[RTL_GIGA_MAC_VER_03] =
_R("RTL8110s", RTL_TD_0, NULL, JUMBO_7K, true),
_R("RTL8110s", RTL_TD_0, NULL, JUMBO_7K),
[RTL_GIGA_MAC_VER_04] =
_R("RTL8169sb/8110sb", RTL_TD_0, NULL, JUMBO_7K, true),
_R("RTL8169sb/8110sb", RTL_TD_0, NULL, JUMBO_7K),
[RTL_GIGA_MAC_VER_05] =
_R("RTL8169sc/8110sc", RTL_TD_0, NULL, JUMBO_7K, true),
_R("RTL8169sc/8110sc", RTL_TD_0, NULL, JUMBO_7K),
[RTL_GIGA_MAC_VER_06] =
_R("RTL8169sc/8110sc", RTL_TD_0, NULL, JUMBO_7K, true),
_R("RTL8169sc/8110sc", RTL_TD_0, NULL, JUMBO_7K),
/* PCI-E devices. */
[RTL_GIGA_MAC_VER_07] =
_R("RTL8102e", RTL_TD_1, NULL, JUMBO_1K, true),
_R("RTL8102e", RTL_TD_1, NULL, JUMBO_1K),
[RTL_GIGA_MAC_VER_08] =
_R("RTL8102e", RTL_TD_1, NULL, JUMBO_1K, true),
_R("RTL8102e", RTL_TD_1, NULL, JUMBO_1K),
[RTL_GIGA_MAC_VER_09] =
_R("RTL8102e", RTL_TD_1, NULL, JUMBO_1K, true),
_R("RTL8102e", RTL_TD_1, NULL, JUMBO_1K),
[RTL_GIGA_MAC_VER_10] =
_R("RTL8101e", RTL_TD_0, NULL, JUMBO_1K, true),
_R("RTL8101e", RTL_TD_0, NULL, JUMBO_1K),
[RTL_GIGA_MAC_VER_11] =
_R("RTL8168b/8111b", RTL_TD_0, NULL, JUMBO_4K, false),
_R("RTL8168b/8111b", RTL_TD_0, NULL, JUMBO_4K),
[RTL_GIGA_MAC_VER_12] =
_R("RTL8168b/8111b", RTL_TD_0, NULL, JUMBO_4K, false),
_R("RTL8168b/8111b", RTL_TD_0, NULL, JUMBO_4K),
[RTL_GIGA_MAC_VER_13] =
_R("RTL8101e", RTL_TD_0, NULL, JUMBO_1K, true),
_R("RTL8101e", RTL_TD_0, NULL, JUMBO_1K),
[RTL_GIGA_MAC_VER_14] =
_R("RTL8100e", RTL_TD_0, NULL, JUMBO_1K, true),
_R("RTL8100e", RTL_TD_0, NULL, JUMBO_1K),
[RTL_GIGA_MAC_VER_15] =
_R("RTL8100e", RTL_TD_0, NULL, JUMBO_1K, true),
_R("RTL8100e", RTL_TD_0, NULL, JUMBO_1K),
[RTL_GIGA_MAC_VER_16] =
_R("RTL8101e", RTL_TD_0, NULL, JUMBO_1K, true),
_R("RTL8101e", RTL_TD_0, NULL, JUMBO_1K),
[RTL_GIGA_MAC_VER_17] =
_R("RTL8168b/8111b", RTL_TD_0, NULL, JUMBO_4K, false),
_R("RTL8168b/8111b", RTL_TD_0, NULL, JUMBO_4K),
[RTL_GIGA_MAC_VER_18] =
_R("RTL8168cp/8111cp", RTL_TD_1, NULL, JUMBO_6K, false),
_R("RTL8168cp/8111cp", RTL_TD_1, NULL, JUMBO_6K),
[RTL_GIGA_MAC_VER_19] =
_R("RTL8168c/8111c", RTL_TD_1, NULL, JUMBO_6K, false),
_R("RTL8168c/8111c", RTL_TD_1, NULL, JUMBO_6K),
[RTL_GIGA_MAC_VER_20] =
_R("RTL8168c/8111c", RTL_TD_1, NULL, JUMBO_6K, false),
_R("RTL8168c/8111c", RTL_TD_1, NULL, JUMBO_6K),
[RTL_GIGA_MAC_VER_21] =
_R("RTL8168c/8111c", RTL_TD_1, NULL, JUMBO_6K, false),
_R("RTL8168c/8111c", RTL_TD_1, NULL, JUMBO_6K),
[RTL_GIGA_MAC_VER_22] =
_R("RTL8168c/8111c", RTL_TD_1, NULL, JUMBO_6K, false),
_R("RTL8168c/8111c", RTL_TD_1, NULL, JUMBO_6K),
[RTL_GIGA_MAC_VER_23] =
_R("RTL8168cp/8111cp", RTL_TD_1, NULL, JUMBO_6K, false),
_R("RTL8168cp/8111cp", RTL_TD_1, NULL, JUMBO_6K),
[RTL_GIGA_MAC_VER_24] =
_R("RTL8168cp/8111cp", RTL_TD_1, NULL, JUMBO_6K, false),
_R("RTL8168cp/8111cp", RTL_TD_1, NULL, JUMBO_6K),
[RTL_GIGA_MAC_VER_25] =
_R("RTL8168d/8111d", RTL_TD_1, FIRMWARE_8168D_1,
JUMBO_9K, false),
_R("RTL8168d/8111d", RTL_TD_1, FIRMWARE_8168D_1, JUMBO_9K),
[RTL_GIGA_MAC_VER_26] =
_R("RTL8168d/8111d", RTL_TD_1, FIRMWARE_8168D_2,
JUMBO_9K, false),
_R("RTL8168d/8111d", RTL_TD_1, FIRMWARE_8168D_2, JUMBO_9K),
[RTL_GIGA_MAC_VER_27] =
_R("RTL8168dp/8111dp", RTL_TD_1, NULL, JUMBO_9K, false),
_R("RTL8168dp/8111dp", RTL_TD_1, NULL, JUMBO_9K),
[RTL_GIGA_MAC_VER_28] =
_R("RTL8168dp/8111dp", RTL_TD_1, NULL, JUMBO_9K, false),
_R("RTL8168dp/8111dp", RTL_TD_1, NULL, JUMBO_9K),
[RTL_GIGA_MAC_VER_29] =
_R("RTL8105e", RTL_TD_1, FIRMWARE_8105E_1,
JUMBO_1K, true),
_R("RTL8105e", RTL_TD_1, FIRMWARE_8105E_1, JUMBO_1K),
[RTL_GIGA_MAC_VER_30] =
_R("RTL8105e", RTL_TD_1, FIRMWARE_8105E_1,
JUMBO_1K, true),
_R("RTL8105e", RTL_TD_1, FIRMWARE_8105E_1, JUMBO_1K),
[RTL_GIGA_MAC_VER_31] =
_R("RTL8168dp/8111dp", RTL_TD_1, NULL, JUMBO_9K, false),
_R("RTL8168dp/8111dp", RTL_TD_1, NULL, JUMBO_9K),
[RTL_GIGA_MAC_VER_32] =
_R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_1,
JUMBO_9K, false),
_R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_1, JUMBO_9K),
[RTL_GIGA_MAC_VER_33] =
_R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_2,
JUMBO_9K, false),
_R("RTL8168e/8111e", RTL_TD_1, FIRMWARE_8168E_2, JUMBO_9K),
[RTL_GIGA_MAC_VER_34] =
_R("RTL8168evl/8111evl",RTL_TD_1, FIRMWARE_8168E_3,
JUMBO_9K, false),
_R("RTL8168evl/8111evl",RTL_TD_1, FIRMWARE_8168E_3, JUMBO_9K),
[RTL_GIGA_MAC_VER_35] =
_R("RTL8168f/8111f", RTL_TD_1, FIRMWARE_8168F_1,
JUMBO_9K, false),
_R("RTL8168f/8111f", RTL_TD_1, FIRMWARE_8168F_1, JUMBO_9K),
[RTL_GIGA_MAC_VER_36] =
_R("RTL8168f/8111f", RTL_TD_1, FIRMWARE_8168F_2,
JUMBO_9K, false),
_R("RTL8168f/8111f", RTL_TD_1, FIRMWARE_8168F_2, JUMBO_9K),
[RTL_GIGA_MAC_VER_37] =
_R("RTL8402", RTL_TD_1, FIRMWARE_8402_1,
JUMBO_1K, true),
_R("RTL8402", RTL_TD_1, FIRMWARE_8402_1, JUMBO_1K),
[RTL_GIGA_MAC_VER_38] =
_R("RTL8411", RTL_TD_1, FIRMWARE_8411_1,
JUMBO_9K, false),
_R("RTL8411", RTL_TD_1, FIRMWARE_8411_1, JUMBO_9K),
[RTL_GIGA_MAC_VER_39] =
_R("RTL8106e", RTL_TD_1, FIRMWARE_8106E_1,
JUMBO_1K, true),
_R("RTL8106e", RTL_TD_1, FIRMWARE_8106E_1, JUMBO_1K),
[RTL_GIGA_MAC_VER_40] =
_R("RTL8168g/8111g", RTL_TD_1, FIRMWARE_8168G_2,
JUMBO_9K, false),
_R("RTL8168g/8111g", RTL_TD_1, FIRMWARE_8168G_2, JUMBO_9K),
[RTL_GIGA_MAC_VER_41] =
_R("RTL8168g/8111g", RTL_TD_1, NULL, JUMBO_9K, false),
_R("RTL8168g/8111g", RTL_TD_1, NULL, JUMBO_9K),
[RTL_GIGA_MAC_VER_42] =
_R("RTL8168g/8111g", RTL_TD_1, FIRMWARE_8168G_3,
JUMBO_9K, false),
_R("RTL8168g/8111g", RTL_TD_1, FIRMWARE_8168G_3, JUMBO_9K),
[RTL_GIGA_MAC_VER_43] =
_R("RTL8106e", RTL_TD_1, FIRMWARE_8106E_2,
JUMBO_1K, true),
_R("RTL8106e", RTL_TD_1, FIRMWARE_8106E_2, JUMBO_1K),
[RTL_GIGA_MAC_VER_44] =
_R("RTL8411", RTL_TD_1, FIRMWARE_8411_2,
JUMBO_9K, false),
_R("RTL8411", RTL_TD_1, FIRMWARE_8411_2, JUMBO_9K),
[RTL_GIGA_MAC_VER_45] =
_R("RTL8168h/8111h", RTL_TD_1, FIRMWARE_8168H_1,
JUMBO_9K, false),
_R("RTL8168h/8111h", RTL_TD_1, FIRMWARE_8168H_1, JUMBO_9K),
[RTL_GIGA_MAC_VER_46] =
_R("RTL8168h/8111h", RTL_TD_1, FIRMWARE_8168H_2,
JUMBO_9K, false),
_R("RTL8168h/8111h", RTL_TD_1, FIRMWARE_8168H_2, JUMBO_9K),
[RTL_GIGA_MAC_VER_47] =
_R("RTL8107e", RTL_TD_1, FIRMWARE_8107E_1,
JUMBO_1K, false),
_R("RTL8107e", RTL_TD_1, FIRMWARE_8107E_1, JUMBO_1K),
[RTL_GIGA_MAC_VER_48] =
_R("RTL8107e", RTL_TD_1, FIRMWARE_8107E_2,
JUMBO_1K, false),
_R("RTL8107e", RTL_TD_1, FIRMWARE_8107E_2, JUMBO_1K),
[RTL_GIGA_MAC_VER_49] =
_R("RTL8168ep/8111ep", RTL_TD_1, NULL,
JUMBO_9K, false),
_R("RTL8168ep/8111ep", RTL_TD_1, NULL, JUMBO_9K),
[RTL_GIGA_MAC_VER_50] =
_R("RTL8168ep/8111ep", RTL_TD_1, NULL,
JUMBO_9K, false),
_R("RTL8168ep/8111ep", RTL_TD_1, NULL, JUMBO_9K),
[RTL_GIGA_MAC_VER_51] =
_R("RTL8168ep/8111ep", RTL_TD_1, NULL,
JUMBO_9K, false),
_R("RTL8168ep/8111ep", RTL_TD_1, NULL, JUMBO_9K),
};
#undef _R
@ -344,7 +319,6 @@ static const struct pci_device_id rtl8169_pci_tbl[] = {
MODULE_DEVICE_TABLE(pci, rtl8169_pci_tbl);
static int rx_buf_sz = 16383;
static int use_dac = -1;
static struct {
u32 msg_enable;
@ -777,7 +751,6 @@ struct rtl8169_private {
struct net_device *dev;
struct napi_struct napi;
u32 msg_enable;
u16 txd_version;
u16 mac_version;
u32 cur_rx; /* Index into the Rx descriptor buffer of next Rx pkt. */
u32 cur_tx; /* Index into the Tx descriptor buffer of next Rx pkt. */
@ -820,7 +793,7 @@ struct rtl8169_private {
int (*get_link_ksettings)(struct net_device *,
struct ethtool_link_ksettings *);
void (*phy_reset_enable)(struct rtl8169_private *tp);
void (*hw_start)(struct net_device *);
void (*hw_start)(struct rtl8169_private *tp);
unsigned int (*phy_reset_pending)(struct rtl8169_private *tp);
unsigned int (*link_ok)(struct rtl8169_private *tp);
int (*do_ioctl)(struct rtl8169_private *tp, struct mii_ioctl_data *data, int cmd);
@ -832,14 +805,11 @@ struct rtl8169_private {
struct work_struct work;
} wk;
unsigned features;
struct mii_if_info mii;
dma_addr_t counters_phys_addr;
struct rtl8169_counters *counters;
struct rtl8169_tc_offsets tc_offset;
u32 saved_wolopts;
u32 opts1_mask;
struct rtl_fw {
const struct firmware *fw;
@ -1959,7 +1929,7 @@ static netdev_features_t rtl8169_fix_features(struct net_device *dev,
features &= ~NETIF_F_ALL_TSO;
if (dev->mtu > JUMBO_1K &&
!rtl_chip_infos[tp->mac_version].jumbo_tx_csum)
tp->mac_version > RTL_GIGA_MAC_VER_06)
features &= ~NETIF_F_IP_CSUM;
return features;
@ -2154,9 +2124,8 @@ DECLARE_RTL_COND(rtl_counters_cond)
return RTL_R32(tp, CounterAddrLow) & (CounterReset | CounterDump);
}
static bool rtl8169_do_counters(struct net_device *dev, u32 counter_cmd)
static bool rtl8169_do_counters(struct rtl8169_private *tp, u32 counter_cmd)
{
struct rtl8169_private *tp = netdev_priv(dev);
dma_addr_t paddr = tp->counters_phys_addr;
u32 cmd;
@ -2169,10 +2138,8 @@ static bool rtl8169_do_counters(struct net_device *dev, u32 counter_cmd)
return rtl_udelay_loop_wait_low(tp, &rtl_counters_cond, 10, 1000);
}
static bool rtl8169_reset_counters(struct net_device *dev)
static bool rtl8169_reset_counters(struct rtl8169_private *tp)
{
struct rtl8169_private *tp = netdev_priv(dev);
/*
* Versions prior to RTL_GIGA_MAC_VER_19 don't support resetting the
* tally counters.
@ -2180,13 +2147,11 @@ static bool rtl8169_reset_counters(struct net_device *dev)
if (tp->mac_version < RTL_GIGA_MAC_VER_19)
return true;
return rtl8169_do_counters(dev, CounterReset);
return rtl8169_do_counters(tp, CounterReset);
}
static bool rtl8169_update_counters(struct net_device *dev)
static bool rtl8169_update_counters(struct rtl8169_private *tp)
{
struct rtl8169_private *tp = netdev_priv(dev);
/*
* Some chips are unable to dump tally counters when the receiver
* is disabled.
@ -2194,12 +2159,11 @@ static bool rtl8169_update_counters(struct net_device *dev)
if ((RTL_R8(tp, ChipCmd) & CmdRxEnb) == 0)
return true;
return rtl8169_do_counters(dev, CounterDump);
return rtl8169_do_counters(tp, CounterDump);
}
static bool rtl8169_init_counter_offsets(struct net_device *dev)
static bool rtl8169_init_counter_offsets(struct rtl8169_private *tp)
{
struct rtl8169_private *tp = netdev_priv(dev);
struct rtl8169_counters *counters = tp->counters;
bool ret = false;
@ -2222,10 +2186,10 @@ static bool rtl8169_init_counter_offsets(struct net_device *dev)
return true;
/* If both, reset and update fail, propagate to caller. */
if (rtl8169_reset_counters(dev))
if (rtl8169_reset_counters(tp))
ret = true;
if (rtl8169_update_counters(dev))
if (rtl8169_update_counters(tp))
ret = true;
tp->tc_offset.tx_errors = counters->tx_errors;
@ -2248,7 +2212,7 @@ static void rtl8169_get_ethtool_stats(struct net_device *dev,
pm_runtime_get_noresume(d);
if (pm_runtime_active(d))
rtl8169_update_counters(dev);
rtl8169_update_counters(tp);
pm_runtime_put_noidle(d);
@ -2559,12 +2523,10 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp,
/* 8168E family. */
{ 0x7c800000, 0x2c800000, RTL_GIGA_MAC_VER_34 },
{ 0x7cf00000, 0x2c200000, RTL_GIGA_MAC_VER_33 },
{ 0x7cf00000, 0x2c100000, RTL_GIGA_MAC_VER_32 },
{ 0x7c800000, 0x2c000000, RTL_GIGA_MAC_VER_33 },
/* 8168D family. */
{ 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 },
{ 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 },
{ 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 },
@ -2574,32 +2536,24 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp,
{ 0x7cf00000, 0x28b00000, RTL_GIGA_MAC_VER_31 },
/* 8168C family. */
{ 0x7cf00000, 0x3cb00000, RTL_GIGA_MAC_VER_24 },
{ 0x7cf00000, 0x3c900000, RTL_GIGA_MAC_VER_23 },
{ 0x7cf00000, 0x3c800000, RTL_GIGA_MAC_VER_18 },
{ 0x7c800000, 0x3c800000, RTL_GIGA_MAC_VER_24 },
{ 0x7cf00000, 0x3c000000, RTL_GIGA_MAC_VER_19 },
{ 0x7cf00000, 0x3c200000, RTL_GIGA_MAC_VER_20 },
{ 0x7cf00000, 0x3c300000, RTL_GIGA_MAC_VER_21 },
{ 0x7cf00000, 0x3c400000, RTL_GIGA_MAC_VER_22 },
{ 0x7c800000, 0x3c000000, RTL_GIGA_MAC_VER_22 },
/* 8168B family. */
{ 0x7cf00000, 0x38000000, RTL_GIGA_MAC_VER_12 },
{ 0x7cf00000, 0x38500000, RTL_GIGA_MAC_VER_17 },
{ 0x7c800000, 0x38000000, RTL_GIGA_MAC_VER_17 },
{ 0x7c800000, 0x30000000, RTL_GIGA_MAC_VER_11 },
/* 8101 family. */
{ 0x7cf00000, 0x44900000, RTL_GIGA_MAC_VER_39 },
{ 0x7c800000, 0x44800000, RTL_GIGA_MAC_VER_39 },
{ 0x7c800000, 0x44000000, RTL_GIGA_MAC_VER_37 },
{ 0x7cf00000, 0x40b00000, RTL_GIGA_MAC_VER_30 },
{ 0x7cf00000, 0x40a00000, RTL_GIGA_MAC_VER_30 },
{ 0x7cf00000, 0x40900000, RTL_GIGA_MAC_VER_29 },
{ 0x7c800000, 0x40800000, RTL_GIGA_MAC_VER_30 },
{ 0x7cf00000, 0x34a00000, RTL_GIGA_MAC_VER_09 },
{ 0x7cf00000, 0x24a00000, RTL_GIGA_MAC_VER_09 },
{ 0x7cf00000, 0x34900000, RTL_GIGA_MAC_VER_08 },
{ 0x7cf00000, 0x24900000, RTL_GIGA_MAC_VER_08 },
{ 0x7cf00000, 0x34800000, RTL_GIGA_MAC_VER_07 },
@ -5357,12 +5311,9 @@ static void rtl_set_rx_tx_config_registers(struct rtl8169_private *tp)
(InterFrameGap << TxInterFrameGapShift));
}
static void rtl_hw_start(struct net_device *dev)
static void rtl_hw_start(struct rtl8169_private *tp)
{
struct rtl8169_private *tp = netdev_priv(dev);
tp->hw_start(dev);
tp->hw_start(tp);
rtl_irq_enable_all(tp);
}
@ -5388,10 +5339,10 @@ static u16 rtl_rw_cpluscmd(struct rtl8169_private *tp)
return cmd;
}
static void rtl_set_rx_max_size(struct rtl8169_private *tp, unsigned int rx_buf_sz)
static void rtl_set_rx_max_size(struct rtl8169_private *tp)
{
/* Low hurts. Let's disable the filtering. */
RTL_W16(tp, RxMaxSize, rx_buf_sz + 1);
RTL_W16(tp, RxMaxSize, R8169_RX_BUF_SIZE + 1);
}
static void rtl8169_set_magic_reg(struct rtl8169_private *tp, unsigned mac_version)
@ -5471,14 +5422,11 @@ static void rtl_set_rx_mode(struct net_device *dev)
RTL_W32(tp, RxConfig, tmp);
}
static void rtl_hw_start_8169(struct net_device *dev)
static void rtl_hw_start_8169(struct rtl8169_private *tp)
{
struct rtl8169_private *tp = netdev_priv(dev);
struct pci_dev *pdev = tp->pci_dev;
if (tp->mac_version == RTL_GIGA_MAC_VER_05) {
RTL_W16(tp, CPlusCmd, RTL_R16(tp, CPlusCmd) | PCIMulRW);
pci_write_config_byte(pdev, PCI_CACHE_LINE_SIZE, 0x08);
pci_write_config_byte(tp->pci_dev, PCI_CACHE_LINE_SIZE, 0x08);
}
RTL_W8(tp, Cfg9346, Cfg9346_Unlock);
@ -5492,7 +5440,7 @@ static void rtl_hw_start_8169(struct net_device *dev)
RTL_W8(tp, EarlyTxThres, NoEarlyTx);
rtl_set_rx_max_size(tp, rx_buf_sz);
rtl_set_rx_max_size(tp);
if (tp->mac_version == RTL_GIGA_MAC_VER_01 ||
tp->mac_version == RTL_GIGA_MAC_VER_02 ||
@ -5536,7 +5484,7 @@ static void rtl_hw_start_8169(struct net_device *dev)
RTL_W32(tp, RxMissed, 0);
rtl_set_rx_mode(dev);
rtl_set_rx_mode(tp->dev);
/* no early-rx interrupts */
RTL_W16(tp, MultiIntr, RTL_R16(tp, MultiIntr) & 0xf000);
@ -6324,15 +6272,13 @@ static void rtl_hw_start_8168ep_3(struct rtl8169_private *tp)
r8168_mac_ocp_write(tp, 0xe860, data);
}
static void rtl_hw_start_8168(struct net_device *dev)
static void rtl_hw_start_8168(struct rtl8169_private *tp)
{
struct rtl8169_private *tp = netdev_priv(dev);
RTL_W8(tp, Cfg9346, Cfg9346_Unlock);
RTL_W8(tp, MaxTxPacketSize, TxPacketMax);
rtl_set_rx_max_size(tp, rx_buf_sz);
rtl_set_rx_max_size(tp);
tp->cp_cmd |= RTL_R16(tp, CPlusCmd) | PktCntrDisable | INTT_1;
@ -6452,7 +6398,7 @@ static void rtl_hw_start_8168(struct net_device *dev)
default:
printk(KERN_ERR PFX "%s: unknown chipset (mac_version = %d).\n",
dev->name, tp->mac_version);
tp->dev->name, tp->mac_version);
break;
}
@ -6460,7 +6406,7 @@ static void rtl_hw_start_8168(struct net_device *dev)
RTL_W8(tp, ChipCmd, CmdTxEnb | CmdRxEnb);
rtl_set_rx_mode(dev);
rtl_set_rx_mode(tp->dev);
RTL_W16(tp, MultiIntr, RTL_R16(tp, MultiIntr) & 0xf000);
}
@ -6599,24 +6545,21 @@ static void rtl_hw_start_8106(struct rtl8169_private *tp)
rtl_pcie_state_l2l3_enable(tp, false);
}
static void rtl_hw_start_8101(struct net_device *dev)
static void rtl_hw_start_8101(struct rtl8169_private *tp)
{
struct rtl8169_private *tp = netdev_priv(dev);
struct pci_dev *pdev = tp->pci_dev;
if (tp->mac_version >= RTL_GIGA_MAC_VER_30)
tp->event_slow &= ~RxFIFOOver;
if (tp->mac_version == RTL_GIGA_MAC_VER_13 ||
tp->mac_version == RTL_GIGA_MAC_VER_16)
pcie_capability_set_word(pdev, PCI_EXP_DEVCTL,
pcie_capability_set_word(tp->pci_dev, PCI_EXP_DEVCTL,
PCI_EXP_DEVCTL_NOSNOOP_EN);
RTL_W8(tp, Cfg9346, Cfg9346_Unlock);
RTL_W8(tp, MaxTxPacketSize, TxPacketMax);
rtl_set_rx_max_size(tp, rx_buf_sz);
rtl_set_rx_max_size(tp);
tp->cp_cmd &= ~R810X_CPCMD_QUIRK_MASK;
RTL_W16(tp, CPlusCmd, tp->cp_cmd);
@ -6667,7 +6610,7 @@ static void rtl_hw_start_8101(struct net_device *dev)
RTL_W8(tp, ChipCmd, CmdTxEnb | CmdRxEnb);
rtl_set_rx_mode(dev);
rtl_set_rx_mode(tp->dev);
RTL_R8(tp, IntrMask);
@ -6698,29 +6641,22 @@ static inline void rtl8169_make_unusable_by_asic(struct RxDesc *desc)
static void rtl8169_free_rx_databuff(struct rtl8169_private *tp,
void **data_buff, struct RxDesc *desc)
{
dma_unmap_single(tp_to_dev(tp), le64_to_cpu(desc->addr), rx_buf_sz,
DMA_FROM_DEVICE);
dma_unmap_single(tp_to_dev(tp), le64_to_cpu(desc->addr),
R8169_RX_BUF_SIZE, DMA_FROM_DEVICE);
kfree(*data_buff);
*data_buff = NULL;
rtl8169_make_unusable_by_asic(desc);
}
static inline void rtl8169_mark_to_asic(struct RxDesc *desc, u32 rx_buf_sz)
static inline void rtl8169_mark_to_asic(struct RxDesc *desc)
{
u32 eor = le32_to_cpu(desc->opts1) & RingEnd;
/* Force memory writes to complete before releasing descriptor */
dma_wmb();
desc->opts1 = cpu_to_le32(DescOwn | eor | rx_buf_sz);
}
static inline void rtl8169_map_to_asic(struct RxDesc *desc, dma_addr_t mapping,
u32 rx_buf_sz)
{
desc->addr = cpu_to_le64(mapping);
rtl8169_mark_to_asic(desc, rx_buf_sz);
desc->opts1 = cpu_to_le32(DescOwn | eor | R8169_RX_BUF_SIZE);
}
static inline void *rtl8169_align(void *data)
@ -6734,21 +6670,20 @@ static struct sk_buff *rtl8169_alloc_rx_data(struct rtl8169_private *tp,
void *data;
dma_addr_t mapping;
struct device *d = tp_to_dev(tp);
struct net_device *dev = tp->dev;
int node = dev->dev.parent ? dev_to_node(dev->dev.parent) : -1;
int node = dev_to_node(d);
data = kmalloc_node(rx_buf_sz, GFP_KERNEL, node);
data = kmalloc_node(R8169_RX_BUF_SIZE, GFP_KERNEL, node);
if (!data)
return NULL;
if (rtl8169_align(data) != data) {
kfree(data);
data = kmalloc_node(rx_buf_sz + 15, GFP_KERNEL, node);
data = kmalloc_node(R8169_RX_BUF_SIZE + 15, GFP_KERNEL, node);
if (!data)
return NULL;
}
mapping = dma_map_single(d, rtl8169_align(data), rx_buf_sz,
mapping = dma_map_single(d, rtl8169_align(data), R8169_RX_BUF_SIZE,
DMA_FROM_DEVICE);
if (unlikely(dma_mapping_error(d, mapping))) {
if (net_ratelimit())
@ -6756,7 +6691,8 @@ static struct sk_buff *rtl8169_alloc_rx_data(struct rtl8169_private *tp,
goto err_out;
}
rtl8169_map_to_asic(desc, mapping, rx_buf_sz);
desc->addr = cpu_to_le64(mapping);
rtl8169_mark_to_asic(desc);
return data;
err_out:
@ -6788,9 +6724,6 @@ static int rtl8169_rx_fill(struct rtl8169_private *tp)
for (i = 0; i < NUM_RX_DESC; i++) {
void *data;
if (tp->Rx_databuff[i])
continue;
data = rtl8169_alloc_rx_data(tp, tp->RxDescArray + i);
if (!data) {
rtl8169_make_unusable_by_asic(tp->RxDescArray + i);
@ -6807,14 +6740,12 @@ err_out:
return -ENOMEM;
}
static int rtl8169_init_ring(struct net_device *dev)
static int rtl8169_init_ring(struct rtl8169_private *tp)
{
struct rtl8169_private *tp = netdev_priv(dev);
rtl8169_init_ring_indexes(tp);
memset(tp->tx_skb, 0x0, NUM_TX_DESC * sizeof(struct ring_info));
memset(tp->Rx_databuff, 0x0, NUM_RX_DESC * sizeof(void *));
memset(tp->tx_skb, 0, sizeof(tp->tx_skb));
memset(tp->Rx_databuff, 0, sizeof(tp->Rx_databuff));
return rtl8169_rx_fill(tp);
}
@ -6873,13 +6804,13 @@ static void rtl_reset_work(struct rtl8169_private *tp)
rtl8169_hw_reset(tp);
for (i = 0; i < NUM_RX_DESC; i++)
rtl8169_mark_to_asic(tp->RxDescArray + i, rx_buf_sz);
rtl8169_mark_to_asic(tp->RxDescArray + i);
rtl8169_tx_clear(tp);
rtl8169_init_ring_indexes(tp);
napi_enable(&tp->napi);
rtl_hw_start(dev);
rtl_hw_start(tp);
netif_wake_queue(dev);
rtl8169_check_link_status(dev, tp);
}
@ -7361,7 +7292,7 @@ static struct sk_buff *rtl8169_try_rx_copy(void *data,
prefetch(data);
skb = napi_alloc_skb(&tp->napi, pkt_size);
if (skb)
memcpy(skb->data, data, pkt_size);
skb_copy_to_linear_data(skb, data, pkt_size);
dma_sync_single_for_device(d, addr, pkt_size, DMA_FROM_DEVICE);
return skb;
@ -7379,7 +7310,7 @@ static int rtl_rx(struct net_device *dev, struct rtl8169_private *tp, u32 budget
struct RxDesc *desc = tp->RxDescArray + entry;
u32 status;
status = le32_to_cpu(desc->opts1) & tp->opts1_mask;
status = le32_to_cpu(desc->opts1);
if (status & DescOwn)
break;
@ -7397,14 +7328,16 @@ static int rtl_rx(struct net_device *dev, struct rtl8169_private *tp, u32 budget
dev->stats.rx_length_errors++;
if (status & RxCRC)
dev->stats.rx_crc_errors++;
if (status & RxFOVF) {
/* RxFOVF is a reserved bit on later chip versions */
if (tp->mac_version == RTL_GIGA_MAC_VER_01 &&
status & RxFOVF) {
rtl_schedule_task(tp, RTL_FLAG_TASK_RESET_PENDING);
dev->stats.rx_fifo_errors++;
}
if ((status & (RxRUNT | RxCRC)) &&
!(status & (RxRWT | RxFOVF)) &&
(dev->features & NETIF_F_RXALL))
} else if (status & (RxRUNT | RxCRC) &&
!(status & RxRWT) &&
dev->features & NETIF_F_RXALL) {
goto process_pkt;
}
} else {
struct sk_buff *skb;
dma_addr_t addr;
@ -7453,7 +7386,7 @@ process_pkt:
}
release_descriptor:
desc->opts2 = 0;
rtl8169_mark_to_asic(desc, rx_buf_sz);
rtl8169_mark_to_asic(desc);
}
count = cur_rx - tp->cur_rx;
@ -7464,8 +7397,7 @@ release_descriptor:
static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
{
struct net_device *dev = dev_instance;
struct rtl8169_private *tp = netdev_priv(dev);
struct rtl8169_private *tp = dev_instance;
int handled = 0;
u16 status;
@ -7476,7 +7408,7 @@ static irqreturn_t rtl8169_interrupt(int irq, void *dev_instance)
handled = 1;
rtl_irq_disable(tp);
napi_schedule(&tp->napi);
napi_schedule_irqoff(&tp->napi);
}
}
return IRQ_RETVAL(handled);
@ -7627,7 +7559,7 @@ static int rtl8169_close(struct net_device *dev)
pm_runtime_get_sync(&pdev->dev);
/* Update counters before going down */
rtl8169_update_counters(dev);
rtl8169_update_counters(tp);
rtl_lock_work(tp);
clear_bit(RTL_FLAG_TASK_ENABLED, tp->wk.flags);
@ -7637,7 +7569,7 @@ static int rtl8169_close(struct net_device *dev)
cancel_work_sync(&tp->wk.work);
pci_free_irq(pdev, 0, dev);
pci_free_irq(pdev, 0, tp);
dma_free_coherent(&pdev->dev, R8169_RX_RING_BYTES, tp->RxDescArray,
tp->RxPhyAddr);
@ -7682,7 +7614,7 @@ static int rtl_open(struct net_device *dev)
if (!tp->RxDescArray)
goto err_free_tx_0;
retval = rtl8169_init_ring(dev);
retval = rtl8169_init_ring(tp);
if (retval < 0)
goto err_free_rx_1;
@ -7692,7 +7624,7 @@ static int rtl_open(struct net_device *dev)
rtl_request_firmware(tp);
retval = pci_request_irq(pdev, 0, rtl8169_interrupt, NULL, dev,
retval = pci_request_irq(pdev, 0, rtl8169_interrupt, NULL, tp,
dev->name);
if (retval < 0)
goto err_release_fw_2;
@ -7709,9 +7641,9 @@ static int rtl_open(struct net_device *dev)
rtl_pll_power_up(tp);
rtl_hw_start(dev);
rtl_hw_start(tp);
if (!rtl8169_init_counter_offsets(dev))
if (!rtl8169_init_counter_offsets(tp))
netif_warn(tp, hw, dev, "counter reset/update failed\n");
netif_start_queue(dev);
@ -7780,7 +7712,7 @@ rtl8169_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
* from tally counters.
*/
if (pm_runtime_active(&pdev->dev))
rtl8169_update_counters(dev);
rtl8169_update_counters(tp);
/*
* Subtract values fetched during initalization.
@ -7876,7 +7808,7 @@ static int rtl8169_runtime_suspend(struct device *device)
/* Update counters before going runtime suspend */
rtl8169_rx_missed(dev);
rtl8169_update_counters(dev);
rtl8169_update_counters(tp);
return 0;
}
@ -8016,9 +7948,7 @@ static const struct net_device_ops rtl_netdev_ops = {
};
static const struct rtl_cfg_info {
void (*hw_start)(struct net_device *);
unsigned int region;
unsigned int align;
void (*hw_start)(struct rtl8169_private *tp);
u16 event_slow;
unsigned int has_gmii:1;
const struct rtl_coalesce_info *coalesce_info;
@ -8026,8 +7956,6 @@ static const struct rtl_cfg_info {
} rtl_cfg_infos [] = {
[RTL_CFG_0] = {
.hw_start = rtl_hw_start_8169,
.region = 1,
.align = 0,
.event_slow = SYSErr | LinkChg | RxOverflow | RxFIFOOver,
.has_gmii = 1,
.coalesce_info = rtl_coalesce_info_8169,
@ -8035,8 +7963,6 @@ static const struct rtl_cfg_info {
},
[RTL_CFG_1] = {
.hw_start = rtl_hw_start_8168,
.region = 2,
.align = 8,
.event_slow = SYSErr | LinkChg | RxOverflow,
.has_gmii = 1,
.coalesce_info = rtl_coalesce_info_8168_8136,
@ -8044,8 +7970,6 @@ static const struct rtl_cfg_info {
},
[RTL_CFG_2] = {
.hw_start = rtl_hw_start_8101,
.region = 2,
.align = 8,
.event_slow = SYSErr | LinkChg | RxOverflow | RxFIFOOver |
PCSTimeout,
.coalesce_info = rtl_coalesce_info_8168_8136,
@ -8145,11 +8069,10 @@ static void rtl_hw_initialize(struct rtl8169_private *tp)
static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
{
const struct rtl_cfg_info *cfg = rtl_cfg_infos + ent->driver_data;
const unsigned int region = cfg->region;
struct rtl8169_private *tp;
struct mii_if_info *mii;
struct net_device *dev;
int chipset, i;
int chipset, region, i;
int rc;
if (netif_msg_drv(&debug)) {
@ -8191,11 +8114,10 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (pcim_set_mwi(pdev) < 0)
netif_info(tp, probe, dev, "Mem-Wr-Inval unavailable\n");
/* make sure PCI base addr 1 is MMIO */
if (!(pci_resource_flags(pdev, region) & IORESOURCE_MEM)) {
netif_err(tp, probe, dev,
"region #%d not an MMIO resource, aborting\n",
region);
/* use first MMIO region */
region = ffs(pci_select_bars(pdev, IORESOURCE_MEM)) - 1;
if (region < 0) {
netif_err(tp, probe, dev, "no MMIO resource found\n");
return -ENODEV;
}
@ -8260,7 +8182,6 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
rtl8169_print_mac_version(tp);
chipset = tp->mac_version;
tp->txd_version = rtl_chip_infos[chipset].txd_version;
rc = rtl_alloc_irq(tp);
if (rc < 0) {
@ -8322,7 +8243,7 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
dev->ethtool_ops = &rtl8169_ethtool_ops;
dev->watchdog_timeo = RTL8169_TX_TIMEOUT;
netif_napi_add(dev, &tp->napi, rtl8169_poll, R8169_NAPI_WEIGHT);
netif_napi_add(dev, &tp->napi, rtl8169_poll, NAPI_POLL_WEIGHT);
/* don't enable SG, IP_CSUM and TSO by default - it might not work
* properly for all devices */
@ -8345,13 +8266,17 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
/* Disallow toggling */
dev->hw_features &= ~NETIF_F_HW_VLAN_CTAG_RX;
if (tp->txd_version == RTL_TD_0)
switch (rtl_chip_infos[chipset].txd_version) {
case RTL_TD_0:
tp->tso_csum = rtl8169_tso_csum_v1;
else if (tp->txd_version == RTL_TD_1) {
break;
case RTL_TD_1:
tp->tso_csum = rtl8169_tso_csum_v2;
dev->hw_features |= NETIF_F_IPV6_CSUM | NETIF_F_TSO6;
} else
break;
default:
WARN_ON_ONCE(1);
}
dev->hw_features |= NETIF_F_RXALL;
dev->hw_features |= NETIF_F_RXFCS;
@ -8364,9 +8289,6 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
tp->event_slow = cfg->event_slow;
tp->coalesce_info = cfg->coalesce_info;
tp->opts1_mask = (tp->mac_version != RTL_GIGA_MAC_VER_01) ?
~(RxBOVF | RxFOVF) : ~0;
timer_setup(&tp->timer, rtl8169_phy_timer, 0);
tp->rtl_fw = RTL_FIRMWARE_UNKNOWN;
@ -8383,15 +8305,15 @@ static int rtl_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
if (rc < 0)
return rc;
netif_info(tp, probe, dev, "%s at 0x%p, %pM, XID %08x IRQ %d\n",
rtl_chip_infos[chipset].name, tp->mmio_addr, dev->dev_addr,
(u32)(RTL_R32(tp, TxConfig) & 0x9cf0f8ff),
netif_info(tp, probe, dev, "%s, %pM, XID %08x, IRQ %d\n",
rtl_chip_infos[chipset].name, dev->dev_addr,
(u32)(RTL_R32(tp, TxConfig) & 0xfcf0f8ff),
pci_irq_vector(pdev, 0));
if (rtl_chip_infos[chipset].jumbo_max != JUMBO_1K) {
netif_info(tp, probe, dev, "jumbo features [frames: %d bytes, "
"tx checksumming: %s]\n",
rtl_chip_infos[chipset].jumbo_max,
rtl_chip_infos[chipset].jumbo_tx_csum ? "ok" : "ko");
tp->mac_version <= RTL_GIGA_MAC_VER_06 ? "ok" : "ko");
}
if (r8168_check_dash(tp))