/*
 * Copyright 2013, Michael Ellerman, IBM Corporation.
 *
 * 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.
 */

#define pr_fmt(fmt)	"pseries-rng: " fmt

#include <linux/kernel.h>
#include <linux/of.h>
#include <asm/archrandom.h>
#include <asm/machdep.h>
#include <asm/plpar_wrappers.h>


static int pseries_get_random_long(unsigned long *v)
{
	unsigned long retbuf[PLPAR_HCALL_BUFSIZE];

	if (plpar_hcall(H_RANDOM, retbuf) == H_SUCCESS) {
		*v = retbuf[0];
		return 1;
	}

	return 0;
}

static __init int rng_init(void)
{
	struct device_node *dn;

	dn = of_find_compatible_node(NULL, NULL, "ibm,random");
	if (!dn)
		return -ENODEV;

	pr_info("Registering arch random hook.\n");

	ppc_md.get_random_seed = pseries_get_random_long;

	return 0;
}
machine_subsys_initcall(pseries, rng_init);
806e0c417f7ccf'/><select name='h' onchange='this.form.submit();'>
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<tr><td class='sub'>net-next plumbings</td><td class='sub right'>Tobias Klauser</td></tr></table>
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<a href='/cgit.cgi/linux/net-next.git/'>summary</a><a href='/cgit.cgi/linux/net-next.git/refs/?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>refs</a><a href='/cgit.cgi/linux/net-next.git/log/arch/powerpc/kernel/btext.c'>log</a><a href='/cgit.cgi/linux/net-next.git/tree/arch/powerpc/kernel/btext.c?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>tree</a><a class='active' href='/cgit.cgi/linux/net-next.git/commit/arch/powerpc/kernel/btext.c?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>commit</a><a href='/cgit.cgi/linux/net-next.git/diff/arch/powerpc/kernel/btext.c?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>diff</a></td><td class='form'><form class='right' method='get' action='/cgit.cgi/linux/net-next.git/log/arch/powerpc/kernel/btext.c'>
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<div class='path'>path: <a href='/cgit.cgi/linux/net-next.git/commit/?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>root</a>/<a href='/cgit.cgi/linux/net-next.git/commit/arch?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>arch</a>/<a href='/cgit.cgi/linux/net-next.git/commit/arch/powerpc?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>powerpc</a>/<a href='/cgit.cgi/linux/net-next.git/commit/arch/powerpc/kernel?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>kernel</a>/<a href='/cgit.cgi/linux/net-next.git/commit/arch/powerpc/kernel/btext.c?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>btext.c</a></div><div class='content'><div class='cgit-panel'><b>diff options</b><form method='get'><input type='hidden' name='id' value='5db4992d8f040b8d8db0b86d42806e0c417f7ccf'/><table><tr><td colspan='2'/></tr><tr><td class='label'>context:</td><td class='ctrl'><select name='context' onchange='this.form.submit();'><option value='1'>1</option><option value='2'>2</option><option value='3' selected='selected'>3</option><option value='4'>4</option><option value='5'>5</option><option value='6'>6</option><option value='7'>7</option><option value='8'>8</option><option value='9'>9</option><option value='10'>10</option><option value='15'>15</option><option value='20'>20</option><option value='25'>25</option><option value='30'>30</option><option value='35'>35</option><option value='40'>40</option></select></td></tr><tr><td class='label'>space:</td><td class='ctrl'><select name='ignorews' onchange='this.form.submit();'><option value='0' selected='selected'>include</option><option value='1'>ignore</option></select></td></tr><tr><td class='label'>mode:</td><td class='ctrl'><select name='dt' onchange='this.form.submit();'><option value='0' selected='selected'>unified</option><option value='1'>ssdiff</option><option value='2'>stat only</option></select></td></tr><tr><td/><td class='ctrl'><noscript><input type='submit' value='reload'/></noscript></td></tr></table></form></div><table summary='commit info' class='commit-info'>
<tr><th>author</th><td>Tobias Klauser &lt;tklauser@distanz.ch&gt;</td><td class='right'>2016-10-20 15:44:19 +0200</td></tr>
<tr><th>committer</th><td>Tobias Klauser &lt;tklauser@distanz.ch&gt;</td><td class='right'>2017-02-15 10:34:18 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/arch/powerpc/kernel/btext.c?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>5db4992d8f040b8d8db0b86d42806e0c417f7ccf</a> (<a href='/cgit.cgi/linux/net-next.git/patch/arch/powerpc/kernel/btext.c?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>5b06e952af482d45f3ade64e77824662e34b7fa2</a> /<a href='/cgit.cgi/linux/net-next.git/tree/arch/powerpc/kernel/btext.c?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>arch/powerpc/kernel/btext.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/arch/powerpc/kernel/btext.c?id=370ebb0ef6255132373ed35d13e7b1d8d2eb7003'>370ebb0ef6255132373ed35d13e7b1d8d2eb7003</a> (<a href='/cgit.cgi/linux/net-next.git/diff/arch/powerpc/kernel/btext.c?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf&amp;id2=370ebb0ef6255132373ed35d13e7b1d8d2eb7003'>diff</a>)</td></tr></table>
<div class='commit-subject'>usbnet: pegasus: Use net_device_stats from struct net_device<span class='decoration'><a class='branch-deco' href='/cgit.cgi/linux/net-next.git/log/arch/powerpc/kernel/btext.c?h=nds-private-remove'>nds-private-remove</a></span></div><div class='commit-msg'>Instead of using a private copy of struct net_device_stats in struct
pegasus, use stats from struct net_device. Also remove the now
unnecessary .ndo_get_stats function.

Cc: Petko Manolov &lt;petkan@nucleusys.com&gt;
Cc: linux-usb@vger.kernel.org
Signed-off-by: Tobias Klauser &lt;tklauser@distanz.ch&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=5db4992d8f040b8d8db0b86d42806e0c417f7ccf'>Diffstat</a> (limited to 'arch/powerpc/kernel/btext.c')</div><table summary='diffstat' class='diffstat'>