| /* |
| * 32bit -> 64bit ioctl wrapper for timer API |
| * Copyright (c) by Takashi Iwai <tiwai@suse.de> |
| * |
| * 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. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| * |
| */ |
| |
| #define __NO_VERSION__ |
| #include <sound/driver.h> |
| #include <linux/time.h> |
| #include <sound/core.h> |
| #include <sound/timer.h> |
| #include <asm/uaccess.h> |
| #include "ioctl32.h" |
| |
| struct sndrv_timer_info32 { |
| u32 flags; |
| s32 card; |
| unsigned char id[64]; |
| unsigned char name[80]; |
| u32 ticks; |
| u32 resolution; |
| unsigned char reserved[64]; |
| }; |
| |
| #define CVT_sndrv_timer_info()\ |
| {\ |
| COPY(flags);\ |
| COPY(card);\ |
| memcpy(dst->id, src->id, sizeof(src->id));\ |
| memcpy(dst->name, src->name, sizeof(src->name));\ |
| COPY(ticks);\ |
| COPY(resolution);\ |
| } |
| |
| struct timeval32 { |
| s32 tv_sec; |
| s32 tv_usec; |
| }; |
| |
| struct sndrv_timer_status32 { |
| struct timeval32 tstamp; |
| u32 resolution; |
| u32 lost; |
| u32 overrun; |
| u32 queue; |
| unsigned char reserved[64]; |
| }; |
| |
| #define CVT_sndrv_timer_status()\ |
| {\ |
| COPY(tstamp.tv_sec);\ |
| COPY(tstamp.tv_usec);\ |
| COPY(resolution);\ |
| COPY(lost);\ |
| COPY(overrun);\ |
| COPY(queue);\ |
| } |
| |
| DEFINE_ALSA_IOCTL(timer_info); |
| DEFINE_ALSA_IOCTL(timer_status); |
| |
| |
| /* |
| */ |
| |
| #define AP(x) snd_ioctl32_##x |
| |
| enum { |
| SNDRV_TIMER_IOCTL_INFO32 = _IOR('T', 0x11, struct sndrv_timer_info32), |
| SNDRV_TIMER_IOCTL_STATUS32 = _IOW('T', 0x14, struct sndrv_timer_status32), |
| }; |
| |
| struct ioctl32_mapper timer_mappers[] = { |
| { SNDRV_TIMER_IOCTL_PVERSION, NULL }, |
| { SNDRV_TIMER_IOCTL_NEXT_DEVICE, NULL }, |
| { SNDRV_TIMER_IOCTL_SELECT, NULL }, |
| { SNDRV_TIMER_IOCTL_INFO32, AP(timer_info) }, |
| { SNDRV_TIMER_IOCTL_PARAMS, NULL }, |
| { SNDRV_TIMER_IOCTL_STATUS32, AP(timer_status) }, |
| { SNDRV_TIMER_IOCTL_START, NULL }, |
| { SNDRV_TIMER_IOCTL_STOP, NULL }, |
| { SNDRV_TIMER_IOCTL_CONTINUE, NULL }, |
| { 0 }, |
| }; |