#ifndef _ASM_GENERIC_BITOPS_FLS_H_
#define _ASM_GENERIC_BITOPS_FLS_H_

/**
 * fls - find last (most-significant) bit set
 * @x: the word to search
 *
 * This is defined the same way as ffs.
 * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32.
 */

static __always_inline int fls(int x)
{
	int r = 32;

	if (!x)
		return 0;
	if (!(x & 0xffff0000u)) {
		x <<= 16;
		r -= 16;
	}
	if (!(x & 0xff000000u)) {
		x <<= 8;
		r -= 8;
	}
	if (!(x & 0xf0000000u)) {
		x <<= 4;
		r -= 4;
	}
	if (!(x & 0xc0000000u)) {
		x <<= 2;
		r -= 2;
	}
	if (!(x & 0x80000000u)) {
		x <<= 1;
		r -= 1;
	}
	return r;
}

#endif /* _ASM_GENERIC_BITOPS_FLS_H_ */
>
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<tr><th>author</th><td>Marcel J.E. Mol &lt;marcel@mesa.nl&gt;</td><td class='right'>2017-01-30 19:26:40 +0100</td></tr>
<tr><th>committer</th><td>Johan Hovold &lt;johan@kernel.org&gt;</td><td class='right'>2017-01-31 17:27:04 +0100</td></tr>
<tr><th>commit</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/renesas_usbhs/fifo.c?id=d07830db1bdb254e4b50d366010b219286b8c937'>d07830db1bdb254e4b50d366010b219286b8c937</a> (<a href='/cgit.cgi/linux/net-next.git/patch/drivers/usb/renesas_usbhs/fifo.c?id=d07830db1bdb254e4b50d366010b219286b8c937'>patch</a>)</td></tr>
<tr><th>tree</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/tree/?id=d07830db1bdb254e4b50d366010b219286b8c937'>354d7fca237fa3d7e7e63c2196eaa4e1086838ea</a> /<a href='/cgit.cgi/linux/net-next.git/tree/drivers/usb/renesas_usbhs/fifo.c?id=d07830db1bdb254e4b50d366010b219286b8c937'>drivers/usb/renesas_usbhs/fifo.c</a></td></tr>
<tr><th>parent</th><td colspan='2' class='oid'><a href='/cgit.cgi/linux/net-next.git/commit/drivers/usb/renesas_usbhs/fifo.c?id=5d03a2fd2292e71936c4235885c35ccc3c94695b'>5d03a2fd2292e71936c4235885c35ccc3c94695b</a> (<a href='/cgit.cgi/linux/net-next.git/diff/drivers/usb/renesas_usbhs/fifo.c?id=d07830db1bdb254e4b50d366010b219286b8c937&amp;id2=5d03a2fd2292e71936c4235885c35ccc3c94695b'>diff</a>)</td></tr></table>
<div class='commit-subject'>USB: serial: pl2303: add ATEN device ID</div><div class='commit-msg'>Seems that ATEN serial-to-usb devices using pl2303 exist with
different device ids. This patch adds a missing device ID so it
is recognised by the driver.

Signed-off-by: Marcel J.E. Mol &lt;marcel@mesa.nl&gt;
Cc: stable &lt;stable@vger.kernel.org&gt;
Signed-off-by: Johan Hovold &lt;johan@kernel.org&gt;
</div><div class='diffstat-header'><a href='/cgit.cgi/linux/net-next.git/diff/?id=d07830db1bdb254e4b50d366010b219286b8c937'>Diffstat</a> (limited to 'drivers/usb/renesas_usbhs/fifo.c')</div><table summary='diffstat' class='diffstat'>