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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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516304b0f4
Use a more current logging style. Make sure all output is prefixed appropriately. Signed-off-by: Joe Perches <joe@perches.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
82 lines
2.4 KiB
C
82 lines
2.4 KiB
C
/*
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* Copyright (c) 2009 Atheros Communications Inc.
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include "ath.h"
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MODULE_AUTHOR("Atheros Communications");
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MODULE_DESCRIPTION("Shared library for Atheros wireless LAN cards.");
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MODULE_LICENSE("Dual BSD/GPL");
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struct sk_buff *ath_rxbuf_alloc(struct ath_common *common,
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u32 len,
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gfp_t gfp_mask)
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{
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struct sk_buff *skb;
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u32 off;
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/*
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* Cache-line-align. This is important (for the
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* 5210 at least) as not doing so causes bogus data
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* in rx'd frames.
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*/
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/* Note: the kernel can allocate a value greater than
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* what we ask it to give us. We really only need 4 KB as that
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* is this hardware supports and in fact we need at least 3849
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* as that is the MAX AMSDU size this hardware supports.
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* Unfortunately this means we may get 8 KB here from the
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* kernel... and that is actually what is observed on some
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* systems :( */
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skb = __dev_alloc_skb(len + common->cachelsz - 1, gfp_mask);
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if (skb != NULL) {
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off = ((unsigned long) skb->data) % common->cachelsz;
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if (off != 0)
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skb_reserve(skb, common->cachelsz - off);
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} else {
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pr_err("skbuff alloc of size %u failed\n", len);
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return NULL;
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}
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return skb;
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}
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EXPORT_SYMBOL(ath_rxbuf_alloc);
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void ath_printk(const char *level, const struct ath_common* common,
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const char *fmt, ...)
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{
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struct va_format vaf;
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va_list args;
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va_start(args, fmt);
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vaf.fmt = fmt;
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vaf.va = &args;
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if (common && common->hw && common->hw->wiphy)
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printk("%sath: %s: %pV",
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level, wiphy_name(common->hw->wiphy), &vaf);
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else
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printk("%sath: %pV", level, &vaf);
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va_end(args);
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}
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EXPORT_SYMBOL(ath_printk);
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