aboutsummaryrefslogtreecommitdiffstatshomepage
path: root/drivers
diff options
context:
space:
mode:
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/realtek/r8169_main.c108
1 files changed, 44 insertions, 64 deletions
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 2f6512ed0a78..f06dbc9a046d 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -724,55 +724,35 @@ struct rtl_cond {
const char *msg;
};
-static void rtl_udelay(unsigned int d)
-{
- udelay(d);
-}
-
static bool rtl_loop_wait(struct rtl8169_private *tp, const struct rtl_cond *c,
- void (*delay)(unsigned int), unsigned int d, int n,
- bool high)
+ unsigned long usecs, int n, bool high)
{
int i;
for (i = 0; i < n; i++) {
if (c->check(tp) == high)
return true;
- delay(d);
+ fsleep(usecs);
}
if (net_ratelimit())
- netdev_err(tp->dev, "%s == %d (loop: %d, delay: %d).\n",
- c->msg, !high, n, d);
+ netdev_err(tp->dev, "%s == %d (loop: %d, delay: %lu).\n",
+ c->msg, !high, n, usecs);
return false;
}
-static bool rtl_udelay_loop_wait_high(struct rtl8169_private *tp,
- const struct rtl_cond *c,
- unsigned int d, int n)
-{
- return rtl_loop_wait(tp, c, rtl_udelay, d, n, true);
-}
-
-static bool rtl_udelay_loop_wait_low(struct rtl8169_private *tp,
- const struct rtl_cond *c,
- unsigned int d, int n)
-{
- return rtl_loop_wait(tp, c, rtl_udelay, d, n, false);
-}
-
-static bool rtl_msleep_loop_wait_high(struct rtl8169_private *tp,
- const struct rtl_cond *c,
- unsigned int d, int n)
+static bool rtl_loop_wait_high(struct rtl8169_private *tp,
+ const struct rtl_cond *c,
+ unsigned long d, int n)
{
- return rtl_loop_wait(tp, c, msleep, d, n, true);
+ return rtl_loop_wait(tp, c, d, n, true);
}
-static bool rtl_msleep_loop_wait_low(struct rtl8169_private *tp,
- const struct rtl_cond *c,
- unsigned int d, int n)
+static bool rtl_loop_wait_low(struct rtl8169_private *tp,
+ const struct rtl_cond *c,
+ unsigned long d, int n)
{
- return rtl_loop_wait(tp, c, msleep, d, n, false);
+ return rtl_loop_wait(tp, c, d, n, false);
}
#define DECLARE_RTL_COND(name) \
@@ -807,7 +787,7 @@ static void r8168_phy_ocp_write(struct rtl8169_private *tp, u32 reg, u32 data)
RTL_W32(tp, GPHY_OCP, OCPAR_FLAG | (reg << 15) | data);
- rtl_udelay_loop_wait_low(tp, &rtl_ocp_gphy_cond, 25, 10);
+ rtl_loop_wait_low(tp, &rtl_ocp_gphy_cond, 25, 10);
}
static int r8168_phy_ocp_read(struct rtl8169_private *tp, u32 reg)
@@ -817,7 +797,7 @@ static int r8168_phy_ocp_read(struct rtl8169_private *tp, u32 reg)
RTL_W32(tp, GPHY_OCP, reg << 15);
- return rtl_udelay_loop_wait_high(tp, &rtl_ocp_gphy_cond, 25, 10) ?
+ return rtl_loop_wait_high(tp, &rtl_ocp_gphy_cond, 25, 10) ?
(RTL_R32(tp, GPHY_OCP) & 0xffff) : -ETIMEDOUT;
}
@@ -895,7 +875,7 @@ static void r8169_mdio_write(struct rtl8169_private *tp, int reg, int value)
{
RTL_W32(tp, PHYAR, 0x80000000 | (reg & 0x1f) << 16 | (value & 0xffff));
- rtl_udelay_loop_wait_low(tp, &rtl_phyar_cond, 25, 20);
+ rtl_loop_wait_low(tp, &rtl_phyar_cond, 25, 20);
/*
* According to hardware specs a 20us delay is required after write
* complete indication, but before sending next command.
@@ -909,7 +889,7 @@ static int r8169_mdio_read(struct rtl8169_private *tp, int reg)
RTL_W32(tp, PHYAR, 0x0 | (reg & 0x1f) << 16);
- value = rtl_udelay_loop_wait_high(tp, &rtl_phyar_cond, 25, 20) ?
+ value = rtl_loop_wait_high(tp, &rtl_phyar_cond, 25, 20) ?
RTL_R32(tp, PHYAR) & 0xffff : -ETIMEDOUT;
/*
@@ -932,7 +912,7 @@ static void r8168dp_1_mdio_access(struct rtl8169_private *tp, int reg, u32 data)
RTL_W32(tp, OCPAR, OCPAR_GPHY_WRITE_CMD);
RTL_W32(tp, EPHY_RXER_NUM, 0);
- rtl_udelay_loop_wait_low(tp, &rtl_ocpar_cond, 1000, 100);
+ rtl_loop_wait_low(tp, &rtl_ocpar_cond, 1000, 100);
}
static void r8168dp_1_mdio_write(struct rtl8169_private *tp, int reg, int value)
@@ -949,7 +929,7 @@ static int r8168dp_1_mdio_read(struct rtl8169_private *tp, int reg)
RTL_W32(tp, OCPAR, OCPAR_GPHY_READ_CMD);
RTL_W32(tp, EPHY_RXER_NUM, 0);
- return rtl_udelay_loop_wait_high(tp, &rtl_ocpar_cond, 1000, 100) ?
+ return rtl_loop_wait_high(tp, &rtl_ocpar_cond, 1000, 100) ?
RTL_R32(tp, OCPDR) & OCPDR_DATA_MASK : -ETIMEDOUT;
}
@@ -1035,7 +1015,7 @@ static void rtl_ephy_write(struct rtl8169_private *tp, int reg_addr, int value)
RTL_W32(tp, EPHYAR, EPHYAR_WRITE_CMD | (value & EPHYAR_DATA_MASK) |
(reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
- rtl_udelay_loop_wait_low(tp, &rtl_ephyar_cond, 10, 100);
+ rtl_loop_wait_low(tp, &rtl_ephyar_cond, 10, 100);
udelay(10);
}
@@ -1044,7 +1024,7 @@ static u16 rtl_ephy_read(struct rtl8169_private *tp, int reg_addr)
{
RTL_W32(tp, EPHYAR, (reg_addr & EPHYAR_REG_MASK) << EPHYAR_REG_SHIFT);
- return rtl_udelay_loop_wait_high(tp, &rtl_ephyar_cond, 10, 100) ?
+ return rtl_loop_wait_high(tp, &rtl_ephyar_cond, 10, 100) ?
RTL_R32(tp, EPHYAR) & EPHYAR_DATA_MASK : ~0;
}
@@ -1060,7 +1040,7 @@ static void _rtl_eri_write(struct rtl8169_private *tp, int addr, u32 mask,
RTL_W32(tp, ERIDR, val);
RTL_W32(tp, ERIAR, ERIAR_WRITE_CMD | type | mask | addr);
- rtl_udelay_loop_wait_low(tp, &rtl_eriar_cond, 100, 100);
+ rtl_loop_wait_low(tp, &rtl_eriar_cond, 100, 100);
}
static void rtl_eri_write(struct rtl8169_private *tp, int addr, u32 mask,
@@ -1073,7 +1053,7 @@ static u32 _rtl_eri_read(struct rtl8169_private *tp, int addr, int type)
{
RTL_W32(tp, ERIAR, ERIAR_READ_CMD | type | ERIAR_MASK_1111 | addr);
- return rtl_udelay_loop_wait_high(tp, &rtl_eriar_cond, 100, 100) ?
+ return rtl_loop_wait_high(tp, &rtl_eriar_cond, 100, 100) ?
RTL_R32(tp, ERIDR) : ~0;
}
@@ -1106,7 +1086,7 @@ static void rtl_eri_clear_bits(struct rtl8169_private *tp, int addr, u32 mask,
static u32 r8168dp_ocp_read(struct rtl8169_private *tp, u8 mask, u16 reg)
{
RTL_W32(tp, OCPAR, ((u32)mask & 0x0f) << 12 | (reg & 0x0fff));
- return rtl_udelay_loop_wait_high(tp, &rtl_ocpar_cond, 100, 20) ?
+ return rtl_loop_wait_high(tp, &rtl_ocpar_cond, 100, 20) ?
RTL_R32(tp, OCPDR) : ~0;
}
@@ -1120,7 +1100,7 @@ static void r8168dp_ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg,
{
RTL_W32(tp, OCPDR, data);
RTL_W32(tp, OCPAR, OCPAR_FLAG | ((u32)mask & 0x0f) << 12 | (reg & 0x0fff));
- rtl_udelay_loop_wait_low(tp, &rtl_ocpar_cond, 100, 20);
+ rtl_loop_wait_low(tp, &rtl_ocpar_cond, 100, 20);
}
static void r8168ep_ocp_write(struct rtl8169_private *tp, u8 mask, u16 reg,
@@ -1168,7 +1148,7 @@ DECLARE_RTL_COND(rtl_ocp_tx_cond)
static void rtl8168ep_stop_cmac(struct rtl8169_private *tp)
{
RTL_W8(tp, IBCR2, RTL_R8(tp, IBCR2) & ~0x01);
- rtl_msleep_loop_wait_high(tp, &rtl_ocp_tx_cond, 50, 2000);
+ rtl_loop_wait_high(tp, &rtl_ocp_tx_cond, 50000, 2000);
RTL_W8(tp, IBISR0, RTL_R8(tp, IBISR0) | 0x20);
RTL_W8(tp, IBCR0, RTL_R8(tp, IBCR0) & ~0x01);
}
@@ -1176,7 +1156,7 @@ static void rtl8168ep_stop_cmac(struct rtl8169_private *tp)
static void rtl8168dp_driver_start(struct rtl8169_private *tp)
{
r8168dp_oob_notify(tp, OOB_CMD_DRIVER_START);
- rtl_msleep_loop_wait_high(tp, &rtl_dp_ocp_read_cond, 10, 10);
+ rtl_loop_wait_high(tp, &rtl_dp_ocp_read_cond, 10000, 10);
}
static void rtl8168ep_driver_start(struct rtl8169_private *tp)
@@ -1184,7 +1164,7 @@ static void rtl8168ep_driver_start(struct rtl8169_private *tp)
r8168ep_ocp_write(tp, 0x01, 0x180, OOB_CMD_DRIVER_START);
r8168ep_ocp_write(tp, 0x01, 0x30,
r8168ep_ocp_read(tp, 0x01, 0x30) | 0x01);
- rtl_msleep_loop_wait_high(tp, &rtl_ep_ocp_read_cond, 10, 10);
+ rtl_loop_wait_high(tp, &rtl_ep_ocp_read_cond, 10000, 10);
}
static void rtl8168_driver_start(struct rtl8169_private *tp)
@@ -1207,7 +1187,7 @@ static void rtl8168_driver_start(struct rtl8169_private *tp)
static void rtl8168dp_driver_stop(struct rtl8169_private *tp)
{
r8168dp_oob_notify(tp, OOB_CMD_DRIVER_STOP);
- rtl_msleep_loop_wait_low(tp, &rtl_dp_ocp_read_cond, 10, 10);
+ rtl_loop_wait_low(tp, &rtl_dp_ocp_read_cond, 10000, 10);
}
static void rtl8168ep_driver_stop(struct rtl8169_private *tp)
@@ -1216,7 +1196,7 @@ static void rtl8168ep_driver_stop(struct rtl8169_private *tp)
r8168ep_ocp_write(tp, 0x01, 0x180, OOB_CMD_DRIVER_STOP);
r8168ep_ocp_write(tp, 0x01, 0x30,
r8168ep_ocp_read(tp, 0x01, 0x30) | 0x01);
- rtl_msleep_loop_wait_low(tp, &rtl_ep_ocp_read_cond, 10, 10);
+ rtl_loop_wait_low(tp, &rtl_ep_ocp_read_cond, 10000, 10);
}
static void rtl8168_driver_stop(struct rtl8169_private *tp)
@@ -1277,7 +1257,7 @@ u8 rtl8168d_efuse_read(struct rtl8169_private *tp, int reg_addr)
{
RTL_W32(tp, EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT);
- return rtl_udelay_loop_wait_high(tp, &rtl_efusear_cond, 100, 300) ?
+ return rtl_loop_wait_high(tp, &rtl_efusear_cond, 100, 300) ?
RTL_R32(tp, EFUSEAR) & EFUSEAR_DATA_MASK : ~0;
}
@@ -1614,7 +1594,7 @@ static void rtl8169_do_counters(struct rtl8169_private *tp, u32 counter_cmd)
RTL_W32(tp, CounterAddrLow, cmd);
RTL_W32(tp, CounterAddrLow, cmd | counter_cmd);
- rtl_udelay_loop_wait_low(tp, &rtl_counters_cond, 10, 1000);
+ rtl_loop_wait_low(tp, &rtl_counters_cond, 10, 1000);
}
static void rtl8169_reset_counters(struct rtl8169_private *tp)
@@ -2471,7 +2451,7 @@ static void rtl_hw_reset(struct rtl8169_private *tp)
{
RTL_W8(tp, ChipCmd, CmdReset);
- rtl_udelay_loop_wait_low(tp, &rtl_chipcmd_cond, 100, 100);
+ rtl_loop_wait_low(tp, &rtl_chipcmd_cond, 100, 100);
}
static void rtl_request_firmware(struct rtl8169_private *tp)
@@ -2525,12 +2505,12 @@ static void rtl8169_hw_reset(struct rtl8169_private *tp)
case RTL_GIGA_MAC_VER_27:
case RTL_GIGA_MAC_VER_28:
case RTL_GIGA_MAC_VER_31:
- rtl_udelay_loop_wait_low(tp, &rtl_npq_cond, 20, 42*42);
+ rtl_loop_wait_low(tp, &rtl_npq_cond, 20, 2000);
break;
case RTL_GIGA_MAC_VER_34 ... RTL_GIGA_MAC_VER_38:
case RTL_GIGA_MAC_VER_40 ... RTL_GIGA_MAC_VER_52:
RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq);
- rtl_udelay_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 666);
+ rtl_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 666);
break;
default:
RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) | StopReq);
@@ -2640,7 +2620,7 @@ static void rtl_csi_write(struct rtl8169_private *tp, int addr, int value)
RTL_W32(tp, CSIAR, CSIAR_WRITE_CMD | (addr & CSIAR_ADDR_MASK) |
CSIAR_BYTE_ENABLE | func << 16);
- rtl_udelay_loop_wait_low(tp, &rtl_csiar_cond, 10, 100);
+ rtl_loop_wait_low(tp, &rtl_csiar_cond, 10, 100);
}
static u32 rtl_csi_read(struct rtl8169_private *tp, int addr)
@@ -2650,7 +2630,7 @@ static u32 rtl_csi_read(struct rtl8169_private *tp, int addr)
RTL_W32(tp, CSIAR, (addr & CSIAR_ADDR_MASK) | func << 16 |
CSIAR_BYTE_ENABLE);
- return rtl_udelay_loop_wait_high(tp, &rtl_csiar_cond, 10, 100) ?
+ return rtl_loop_wait_high(tp, &rtl_csiar_cond, 10, 100) ?
RTL_R32(tp, CSIDR) : ~0;
}
@@ -3605,7 +3585,7 @@ static void rtl_hw_start_8125_common(struct rtl8169_private *tp)
r8168_mac_ocp_write(tp, 0xe098, 0xc302);
- rtl_udelay_loop_wait_low(tp, &rtl_mac_ocp_e00e_cond, 1000, 10);
+ rtl_loop_wait_low(tp, &rtl_mac_ocp_e00e_cond, 1000, 10);
rtl8125_config_eee_mac(tp);
@@ -5148,10 +5128,10 @@ static void rtl_hw_init_8168g(struct rtl8169_private *tp)
{
RTL_W32(tp, MISC, RTL_R32(tp, MISC) | RXDV_GATED_EN);
- if (!rtl_udelay_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 42))
+ if (!rtl_loop_wait_high(tp, &rtl_txcfg_empty_cond, 100, 42))
return;
- if (!rtl_udelay_loop_wait_high(tp, &rtl_rxtx_empty_cond, 100, 42))
+ if (!rtl_loop_wait_high(tp, &rtl_rxtx_empty_cond, 100, 42))
return;
RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) & ~(CmdTxEnb | CmdRxEnb));
@@ -5160,19 +5140,19 @@ static void rtl_hw_init_8168g(struct rtl8169_private *tp)
r8168_mac_ocp_modify(tp, 0xe8de, BIT(14), 0);
- if (!rtl_udelay_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42))
+ if (!rtl_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42))
return;
r8168_mac_ocp_modify(tp, 0xe8de, 0, BIT(15));
- rtl_udelay_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42);
+ rtl_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42);
}
static void rtl_hw_init_8125(struct rtl8169_private *tp)
{
RTL_W32(tp, MISC, RTL_R32(tp, MISC) | RXDV_GATED_EN);
- if (!rtl_udelay_loop_wait_high(tp, &rtl_rxtx_empty_cond, 100, 42))
+ if (!rtl_loop_wait_high(tp, &rtl_rxtx_empty_cond, 100, 42))
return;
RTL_W8(tp, ChipCmd, RTL_R8(tp, ChipCmd) & ~(CmdTxEnb | CmdRxEnb));
@@ -5181,14 +5161,14 @@ static void rtl_hw_init_8125(struct rtl8169_private *tp)
r8168_mac_ocp_modify(tp, 0xe8de, BIT(14), 0);
- if (!rtl_udelay_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42))
+ if (!rtl_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42))
return;
r8168_mac_ocp_write(tp, 0xc0aa, 0x07d0);
r8168_mac_ocp_write(tp, 0xc0a6, 0x0150);
r8168_mac_ocp_write(tp, 0xc01e, 0x5555);
- rtl_udelay_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42);
+ rtl_loop_wait_high(tp, &rtl_link_list_ready_cond, 100, 42);
}
static void rtl_hw_initialize(struct rtl8169_private *tp)
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.