diff options
| author | Marek Vasut <marex@denx.de> | 2019-06-27 23:55:52 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-06-27 19:25:02 -0700 |
| commit | 1c1eb5806a1128b186f6a272e468563b05c752c5 (patch) | |
| tree | 975462d8d8c50e744f06427386f04d6fc8b91315 /drivers | |
| parent | d7ee287827ef107420871651963770f8705cb56e (diff) | |
| download | linux-1c1eb5806a1128b186f6a272e468563b05c752c5.tar.bz2 | |
net: dsa: microchip: Replace ad-hoc polling with regmap
Regmap provides polling function to poll for bits in a register,
use in instead of reimplementing it.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Andrew Lunn <andrew@lunn.ch>
Cc: Florian Fainelli <f.fainelli@gmail.com>
Cc: Tristram Ha <Tristram.Ha@microchip.com>
Cc: Woojung Huh <Woojung.Huh@microchip.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz9477.c | 14 | ||||
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.h | 14 |
2 files changed, 5 insertions, 23 deletions
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c index 8f13dcc05a10..ece25f38e02a 100644 --- a/drivers/net/dsa/microchip/ksz9477.c +++ b/drivers/net/dsa/microchip/ksz9477.c @@ -263,12 +263,8 @@ static int ksz9477_reset_switch(struct ksz_device *dev) static void ksz9477_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt) { - struct ksz_poll_ctx ctx = { - .dev = dev, - .port = port, - .offset = REG_PORT_MIB_CTRL_STAT__4, - }; struct ksz_port *p = &dev->ports[port]; + unsigned int val; u32 data; int ret; @@ -278,11 +274,11 @@ static void ksz9477_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, data |= (addr << MIB_COUNTER_INDEX_S); ksz_pwrite32(dev, port, REG_PORT_MIB_CTRL_STAT__4, data); - ret = readx_poll_timeout(ksz_pread32_poll, &ctx, data, - !(data & MIB_COUNTER_READ), 10, 1000); - + ret = regmap_read_poll_timeout(dev->regmap[2], + PORT_CTRL_ADDR(port, REG_PORT_MIB_CTRL_STAT__4), + val, !(val & MIB_COUNTER_READ), 10, 1000); /* failed to read MIB. get out of loop */ - if (ret < 0) { + if (ret) { dev_dbg(dev->dev, "Failed to get MIB\n"); return; } diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h index 745318424f71..ee7096d8af07 100644 --- a/drivers/net/dsa/microchip/ksz_common.h +++ b/drivers/net/dsa/microchip/ksz_common.h @@ -119,20 +119,6 @@ static inline void ksz_pwrite32(struct ksz_device *dev, int port, int offset, ksz_write32(dev, dev->dev_ops->get_port_addr(port, offset), data); } -struct ksz_poll_ctx { - struct ksz_device *dev; - int port; - int offset; -}; - -static inline u32 ksz_pread32_poll(struct ksz_poll_ctx *ctx) -{ - u32 data; - - ksz_pread32(ctx->dev, ctx->port, ctx->offset, &data); - return data; -} - /* Regmap tables generation */ #define KSZ_SPI_OP_RD 3 #define KSZ_SPI_OP_WR 2 |