diff options
Diffstat (limited to 'drivers/net/ethernet/xilinx')
| -rw-r--r-- | drivers/net/ethernet/xilinx/Kconfig | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/xilinx/ll_temac_main.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/xilinx/xilinx_axienet.h | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c | 16 | ||||
| -rw-r--r-- | drivers/net/ethernet/xilinx/xilinx_emaclite.c | 22 |
6 files changed, 21 insertions, 25 deletions
diff --git a/drivers/net/ethernet/xilinx/Kconfig b/drivers/net/ethernet/xilinx/Kconfig index db448fad621b..af96e05c5bcd 100644 --- a/drivers/net/ethernet/xilinx/Kconfig +++ b/drivers/net/ethernet/xilinx/Kconfig @@ -1,3 +1,4 @@ +# SPDX-License-Identifier: GPL-2.0-only # # Xilink device configuration # diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index 47c45152132e..14870d659f7d 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Driver for Xilinx TEMAC Ethernet device * diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet.h b/drivers/net/ethernet/xilinx/xilinx_axienet.h index c337400485da..011adae32b89 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet.h +++ b/drivers/net/ethernet/xilinx/xilinx_axienet.h @@ -484,6 +484,11 @@ static inline u32 axienet_ior(struct axienet_local *lp, off_t offset) return in_be32(lp->regs + offset); } +static inline u32 axinet_ior_read_mcr(struct axienet_local *lp) +{ + return axienet_ior(lp, XAE_MDIO_MCR_OFFSET); +} + /** * axienet_iow - Memory mapped Axi Ethernet register write * @lp: Pointer to axienet local structure diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c index 108fbc7f125a..831967f6eff8 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-only /* * Xilinx Axi Ethernet device driver * diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c index 757a3b37ae8a..704babdbc8a2 100644 --- a/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_mdio.c @@ -11,6 +11,7 @@ #include <linux/of_address.h> #include <linux/of_mdio.h> #include <linux/jiffies.h> +#include <linux/iopoll.h> #include "xilinx_axienet.h" @@ -20,16 +21,11 @@ /* Wait till MDIO interface is ready to accept a new transaction.*/ int axienet_mdio_wait_until_ready(struct axienet_local *lp) { - unsigned long end = jiffies + 2; - while (!(axienet_ior(lp, XAE_MDIO_MCR_OFFSET) & - XAE_MDIO_MCR_READY_MASK)) { - if (time_before_eq(end, jiffies)) { - WARN_ON(1); - return -ETIMEDOUT; - } - udelay(1); - } - return 0; + u32 val; + + return readx_poll_timeout(axinet_ior_read_mcr, lp, + val, val & XAE_MDIO_MCR_READY_MASK, + 1, 20000); } /** diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 6886270da695..0de52e70abcc 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * Xilinx EmacLite Linux driver for the Xilinx Ethernet MAC Lite device. * @@ -5,11 +6,6 @@ * driver from John Williams <john.williams@xilinx.com>. * * 2007 - 2013 (c) Xilinx, Inc. - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the - * Free Software Foundation; either version 2 of the License, or (at your - * option) any later version. */ #include <linux/module.h> @@ -27,6 +23,7 @@ #include <linux/of_net.h> #include <linux/phy.h> #include <linux/interrupt.h> +#include <linux/iopoll.h> #define DRIVER_NAME "xilinx_emaclite" @@ -714,20 +711,15 @@ static irqreturn_t xemaclite_interrupt(int irq, void *dev_id) static int xemaclite_mdio_wait(struct net_local *lp) { - unsigned long end = jiffies + 2; + u32 val; /* wait for the MDIO interface to not be busy or timeout * after some time. */ - while (xemaclite_readl(lp->base_addr + XEL_MDIOCTRL_OFFSET) & - XEL_MDIOCTRL_MDIOSTS_MASK) { - if (time_before_eq(end, jiffies)) { - WARN_ON(1); - return -ETIMEDOUT; - } - msleep(1); - } - return 0; + return readx_poll_timeout(xemaclite_readl, + lp->base_addr + XEL_MDIOCTRL_OFFSET, + val, !(val & XEL_MDIOCTRL_MDIOSTS_MASK), + 1000, 20000); } /** |