diff options
| author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2019-06-19 15:18:48 +0200 |
|---|---|---|
| committer | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2019-06-19 15:18:48 +0200 |
| commit | 2ee692802b8f6c54bd6499addd3d07c2833d84d8 (patch) | |
| tree | 6aa9a7de774804de0d5a944436a380eb99a6ac68 /drivers/net/ethernet/xilinx/xilinx_emaclite.c | |
| parent | 0f5a5712ad1e3b8472b1c1459681dadad9277067 (diff) | |
| parent | 1dcff4ae65185e8c0300972f6d8d39d9a9db2bda (diff) | |
Merge tag 'topic/remove-fbcon-notifiers-2019-06-14-1' of git://anongit.freedesktop.org/drm/drm-misc into fbdev-for-next
topic/remove-fbcon-notifiers:
- remove fbdev notifier usage for fbcon, as prep work to clean up the fbcon locking
- assorted locking checks in vt/console code
- assorted notifier and cleanups in fbdev and backlight code
One trivial merge conflict fixed.
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Diffstat (limited to 'drivers/net/ethernet/xilinx/xilinx_emaclite.c')
| -rw-r--r-- | drivers/net/ethernet/xilinx/xilinx_emaclite.c | 22 |
1 files changed, 7 insertions, 15 deletions
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); } /** |