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path: root/include/dt-bindings/mailbox/tegra186-hsp.h
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/*
 * This header provides constants for binding nvidia,tegra186-hsp.
 */

#ifndef _DT_BINDINGS_MAILBOX_TEGRA186_HSP_H
#define _DT_BINDINGS_MAILBOX_TEGRA186_HSP_H

/*
 * These define the type of mailbox that is to be used (doorbell, shared
 * mailbox, shared semaphore or arbitrated semaphore).
 */
#define TEGRA_HSP_MBOX_TYPE_DB 0x0
#define TEGRA_HSP_MBOX_TYPE_SM 0x1
#define TEGRA_HSP_MBOX_TYPE_SS 0x2
#define TEGRA_HSP_MBOX_TYPE_AS 0x3

/*
 * These defines represent the bit associated with the given master ID in the
 * doorbell registers.
 */
#define TEGRA_HSP_DB_MASTER_CCPLEX 17
#define TEGRA_HSP_DB_MASTER_BPMP 19

#endif
fs/xfs/xfs_bmap_util.c parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'fs/xfs/xfs_bmap_util.c')