diff options
32 files changed, 673 insertions, 1569 deletions
diff --git a/Documentation/ioctl-number.txt b/Documentation/ioctl-number.txt index 769f925c8526..87f4d052e39c 100644 --- a/Documentation/ioctl-number.txt +++ b/Documentation/ioctl-number.txt @@ -130,8 +130,6 @@ Code Seq# Include File Comments <mailto:zapman@interlan.net> 'i' 00-3F linux/i2o.h 'j' 00-3F linux/joystick.h -'k' all asm-sparc/kbio.h - asm-sparc64/kbio.h 'l' 00-3F linux/tcfs_fs.h transparent cryptographic file system <http://mikonos.dia.unisa.it/tcfs> 'l' 40-7F linux/udf_fs_i.h in development: diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index 6537445dac0e..3cfb8be3ff6d 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -201,6 +201,14 @@ config SUN_OPENPROMFS Only choose N if you know in advance that you will not need to modify OpenPROM settings on the running system. +config SPARC_LED + tristate "Sun4m LED driver" + help + This driver toggles the front-panel LED on sun4m systems + in a user-specifyable manner. It's state can be probed + by reading /proc/led and it's blinking mode can be changed + via writes to /proc/led + source "fs/Kconfig.binfmt" config SUNOS_EMUL diff --git a/arch/sparc/kernel/Makefile b/arch/sparc/kernel/Makefile index 3d22ba2af01c..1b83e21841b5 100644 --- a/arch/sparc/kernel/Makefile +++ b/arch/sparc/kernel/Makefile @@ -21,6 +21,7 @@ obj-$(CONFIG_SUN_AUXIO) += auxio.o obj-$(CONFIG_PCI) += ebus.o obj-$(CONFIG_SUN_PM) += apc.o pmc.o obj-$(CONFIG_MODULES) += module.o sparc_ksyms.o +obj-$(CONFIG_SPARC_LED) += led.o ifdef CONFIG_SUNOS_EMUL obj-y += sys_sunos.o sunos_ioctl.o diff --git a/arch/sparc/kernel/led.c b/arch/sparc/kernel/led.c new file mode 100644 index 000000000000..2a3afca453c9 --- /dev/null +++ b/arch/sparc/kernel/led.c @@ -0,0 +1,139 @@ +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/proc_fs.h> +#include <linux/string.h> + +#include <asm/auxio.h> + +#define LED_MAX_LENGTH 8 /* maximum chars written to proc file */ + +static inline void led_toggle(void) +{ + unsigned char val = get_auxio(); + unsigned char on, off; + + if (val & AUXIO_LED) { + on = 0; + off = AUXIO_LED; + } else { + on = AUXIO_LED; + off = 0; + } + + set_auxio(on, off); +} + +static struct timer_list led_blink_timer; + +static void led_blink(unsigned long timeout) +{ + led_toggle(); + + /* reschedule */ + if (!timeout) { /* blink according to load */ + led_blink_timer.expires = jiffies + + ((1 + (avenrun[0] >> FSHIFT)) * HZ); + led_blink_timer.data = 0; + } else { /* blink at user specified interval */ + led_blink_timer.expires = jiffies + (timeout * HZ); + led_blink_timer.data = timeout; + } + add_timer(&led_blink_timer); +} + +static int led_read_proc(char *buf, char **start, off_t offset, int count, + int *eof, void *data) +{ + int len = 0; + + if (get_auxio() & AUXIO_LED) + len = sprintf(buf, "on\n"); + else + len = sprintf(buf, "off\n"); + + return len; +} + +static int led_write_proc(struct file *file, const char *buffer, + unsigned long count, void *data) +{ + char *buf = NULL; + + if (count > LED_MAX_LENGTH) + count = LED_MAX_LENGTH; + + buf = kmalloc(sizeof(char) * (count + 1), GFP_KERNEL); + if (!buf) + return -ENOMEM; + + if (copy_from_user(buf, buffer, count)) { + kfree(buf); + return -EFAULT; + } + + buf[count] = '\0'; + + /* work around \n when echo'ing into proc */ + if (buf[count - 1] == '\n') + buf[count - 1] = '\0'; + + /* before we change anything we want to stop any running timers, + * otherwise calls such as on will have no persistent effect + */ + del_timer_sync(&led_blink_timer); + + if (!strcmp(buf, "on")) { + auxio_set_led(AUXIO_LED_ON); + } else if (!strcmp(buf, "toggle")) { + led_toggle(); + } else if ((*buf > '0') && (*buf <= '9')) { + led_blink(simple_strtoul(buf, NULL, 10)); + } else if (!strcmp(buf, "load")) { + led_blink(0); + } else { + auxio_set_led(AUXIO_LED_OFF); + } + + kfree(buf); + + return count; +} + +static struct proc_dir_entry *led; + +#define LED_VERSION "0.1" + +static int __init led_init(void) +{ + init_timer(&led_blink_timer); + led_blink_timer.function = led_blink; + + led = create_proc_entry("led", 0, NULL); + if (!led) + return -ENOMEM; + + led->read_proc = led_read_proc; /* reader function */ + led->write_proc = led_write_proc; /* writer function */ + led->owner = THIS_MODULE; + + printk(KERN_INFO + "led: version %s, Lars Kotthoff <metalhead@metalhead.ws>\n", + LED_VERSION); + + return 0; +} + +static void __exit led_exit(void) +{ + remove_proc_entry("led", NULL); + del_timer_sync(&led_blink_timer); +} + +module_init(led_init); +module_exit(led_exit); + +MODULE_AUTHOR("Lars Kotthoff <metalhead@metalhead.ws>"); +MODULE_DESCRIPTION("Provides control of the front LED on SPARC systems."); +MODULE_LICENSE("GPL"); +MODULE_VERSION(LED_VERSION); diff --git a/arch/sparc/kernel/sunos_ioctl.c b/arch/sparc/kernel/sunos_ioctl.c index df1c0b31a930..a6ba3d26222c 100644 --- a/arch/sparc/kernel/sunos_ioctl.c +++ b/arch/sparc/kernel/sunos_ioctl.c @@ -23,7 +23,6 @@ #include <linux/smp_lock.h> #include <linux/syscalls.h> #include <linux/file.h> -#include <asm/kbio.h> #if 0 extern char sunkbd_type; diff --git a/arch/sparc64/kernel/ioctl32.c b/arch/sparc64/kernel/ioctl32.c index e6a00325075a..92e26304de90 100644 --- a/arch/sparc64/kernel/ioctl32.c +++ b/arch/sparc64/kernel/ioctl32.c @@ -11,33 +11,14 @@ #define INCLUDES #include "compat_ioctl.c" -#include <linux/ncp_fs.h> #include <linux/syscalls.h> #include <asm/fbio.h> -#include <asm/kbio.h> -#include <asm/vuid_event.h> -#include <asm/envctrl.h> -#include <asm/display7seg.h> -#include <asm/openpromio.h> -#include <asm/audioio.h> -#include <asm/watchdog.h> /* Use this to get at 32-bit user passed pointers. * See sys_sparc32.c for description about it. */ #define A(__x) compat_ptr(__x) -static __inline__ void *alloc_user_space(long len) -{ - struct pt_regs *regs = current_thread_info()->kregs; - unsigned long usp = regs->u_regs[UREG_I6]; - - if (!(test_thread_flag(TIF_32BIT))) - usp += STACK_BIAS; - - return (void *) (usp - len); -} - #define CODE #include "compat_ioctl.c" @@ -111,357 +92,6 @@ static int fbiogscursor(unsigned int fd, unsigned int cmd, unsigned long arg) return sys_ioctl (fd, FBIOSCURSOR, (unsigned long)p); } -#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE) -/* This really belongs in include/linux/drm.h -DaveM */ -#include "../../../drivers/char/drm/drm.h" - -typedef struct drm32_version { - int version_major; /* Major version */ - int version_minor; /* Minor version */ - int version_patchlevel;/* Patch level */ - int name_len; /* Length of name buffer */ - u32 name; /* Name of driver */ - int date_len; /* Length of date buffer */ - u32 date; /* User-space buffer to hold date */ - int desc_len; /* Length of desc buffer */ - u32 desc; /* User-space buffer to hold desc */ -} drm32_version_t; -#define DRM32_IOCTL_VERSION DRM_IOWR(0x00, drm32_version_t) - -static int drm32_version(unsigned int fd, unsigned int cmd, unsigned long arg) -{ - drm32_version_t __user *uversion = (drm32_version_t __user *)arg; - drm_version_t __user *p = compat_alloc_user_space(sizeof(*p)); - compat_uptr_t addr; - int n; - int ret; - - if (clear_user(p, 3 * sizeof(int)) || - get_user(n, &uversion->name_len) || - put_user(n, &p->name_len) || - get_user(addr, &uversion->name) || - put_user(compat_ptr(addr), &p->name) || - get_user(n, &uversion->date_len) || - put_user(n, &p->date_len) || - get_user(addr, &uversion->date) || - put_user(compat_ptr(addr), &p->date) || - get_user(n, &uversion->desc_len) || - put_user(n, &p->desc_len) || - get_user(addr, &uversion->desc) || - put_user(compat_ptr(addr), &p->desc)) - return -EFAULT; - - ret = sys_ioctl(fd, DRM_IOCTL_VERSION, (unsigned long)p); - if (ret) - return ret; - - if (copy_in_user(uversion, p, 3 * sizeof(int)) || - get_user(n, &p->name_len) || - put_user(n, &uversion->name_len) || - get_user(n, &p->date_len) || - put_user(n, &uversion->date_len) || - get_user(n, &p->desc_len) || - put_user(n, &uversion->desc_len)) - return -EFAULT; - - return 0; -} - -typedef struct drm32_unique { - int unique_len; /* Length of unique */ - u32 unique; /* Unique name for driver instantiation */ -} drm32_unique_t; -#define DRM32_IOCTL_GET_UNIQUE DRM_IOWR(0x01, drm32_unique_t) -#define DRM32_IOCTL_SET_UNIQUE DRM_IOW( 0x10, drm32_unique_t) - -static int drm32_getsetunique(unsigned int fd, unsigned int cmd, unsigned long arg) -{ - drm32_unique_t __user *uarg = (drm32_unique_t __user *)arg; - drm_unique_t __user *p = compat_alloc_user_space(sizeof(*p)); - compat_uptr_t addr; - int n; - int ret; - - if (get_user(n, &uarg->unique_len) || - put_user(n, &p->unique_len) || - get_user(addr, &uarg->unique) || - put_user(compat_ptr(addr), &p->unique)) - return -EFAULT; - - if (cmd == DRM32_IOCTL_GET_UNIQUE) - ret = sys_ioctl (fd, DRM_IOCTL_GET_UNIQUE, (unsigned long)p); - else - ret = sys_ioctl (fd, DRM_IOCTL_SET_UNIQUE, (unsigned long)p); - - if (ret) - return ret; - - if (get_user(n, &p->unique_len) || put_user(n, &uarg->unique_len)) - return -EFAULT; - - return 0; -} - -typedef struct drm32_map { - u32 offset; /* Requested physical address (0 for SAREA)*/ - u32 size; /* Requested physical size (bytes) */ - drm_map_type_t type; /* Type of memory to map */ - drm_map_flags_t flags; /* Flags */ - u32 handle; /* User-space: "Handle" to pass to mmap */ - /* Kernel-space: kernel-virtual address */ - int mtrr; /* MTRR slot used */ - /* Private data */ -} drm32_map_t; -#define DRM32_IOCTL_ADD_MAP DRM_IOWR(0x15, drm32_map_t) - -static int drm32_addmap(unsigned int fd, unsigned int cmd, unsigned long arg) -{ - drm32_map_t __user *uarg = (drm32_map_t __user *) arg; - drm_map_t karg; - mm_segment_t old_fs; - u32 tmp; - int ret; - - ret = get_user(karg.offset, &uarg->offset); - ret |= get_user(karg.size, &uarg->size); - ret |= get_user(karg.type, &uarg->type); - ret |= get_user(karg.flags, &uarg->flags); - ret |= get_user(tmp, &uarg->handle); - ret |= get_user(karg.mtrr, &uarg->mtrr); - if (ret) - return -EFAULT; - - karg.handle = (void *) (unsigned long) tmp; - - old_fs = get_fs(); - set_fs(KERNEL_DS); - ret = sys_ioctl(fd, DRM_IOCTL_ADD_MAP, (unsigned long) &karg); - set_fs(old_fs); - - if (!ret) { - ret = put_user(karg.offset, &uarg->offset); - ret |= put_user(karg.size, &uarg->size); - ret |= put_user(karg.type, &uarg->type); - ret |= put_user(karg.flags, &uarg->flags); - tmp = (u32) (long)karg.handle; - ret |= put_user(tmp, &uarg->handle); - ret |= put_user(karg.mtrr, &uarg->mtrr); - if (ret) - ret = -EFAULT; - } - - return ret; -} - -typedef struct drm32_buf_info { - int count; /* Entries in list */ - u32 list; /* (drm_buf_desc_t *) */ -} drm32_buf_info_t; -#define DRM32_IOCTL_INFO_BUFS DRM_IOWR(0x18, drm32_buf_info_t) - -static int drm32_info_bufs(unsigned int fd, unsigned int cmd, unsigned long arg) -{ - drm32_buf_info_t __user *uarg = (drm32_buf_info_t __user *)arg; - drm_buf_info_t __user *p = compat_alloc_user_space(sizeof(*p)); - compat_uptr_t addr; - int n; - int ret; - - if (get_user(n, &uarg->count) || put_user(n, &p->count) || - get_user(addr, &uarg->list) || put_user(compat_ptr(addr), &p->list)) - return -EFAULT; - - ret = sys_ioctl(fd, DRM_IOCTL_INFO_BUFS, (unsigned long)p); - if (ret) - return ret; - - if (get_user(n, &p->count) || put_user(n, &uarg->count)) - return -EFAULT; - - return 0; -} - -typedef struct drm32_buf_free { - int count; - u32 list; /* (int *) */ -} drm32_buf_free_t; -#define DRM32_IOCTL_FREE_BUFS DRM_IOW( 0x1a, drm32_buf_free_t) - -static int drm32_free_bufs(unsigned int fd, unsigned int cmd, unsigned long arg) -{ - drm32_buf_free_t __user *uarg = (drm32_buf_free_t __user *)arg; - drm_buf_free_t __user *p = compat_alloc_user_space(sizeof(*p)); - compat_uptr_t addr; - int n; - - if (get_user(n, &uarg->count) || put_user(n, &p->count) || - get_user(addr, &uarg->list) || put_user(compat_ptr(addr), &p->list)) - return -EFAULT; - - return sys_ioctl(fd, DRM_IOCTL_FREE_BUFS, (unsigned long)p); -} - -typedef struct drm32_buf_pub { - int idx; /* Index into master buflist */ - int total; /* Buffer size */ - int used; /* Amount of buffer in use (for DMA) */ - u32 address; /* Address of buffer (void *) */ -} drm32_buf_pub_t; - -typedef struct drm32_buf_map { - int count; /* Length of buflist */ - u32 virtual; /* Mmaped area in user-virtual (void *) */ - u32 list; /* Buffer information (drm_buf_pub_t *) */ -} drm32_buf_map_t; -#define DRM32_IOCTL_MAP_BUFS DRM_IOWR(0x19, drm32_buf_map_t) - -static int drm32_map_bufs(unsigned int fd, unsigned int cmd, unsigned long arg) -{ - drm32_buf_map_t __user *uarg = (drm32_buf_map_t __user *)arg; - drm32_buf_pub_t __user *ulist; - drm_buf_map_t __user *arg64; - drm_buf_pub_t __user *list; - int orig_count, ret, i; - int n; - compat_uptr_t addr; - - if (get_user(orig_count, &uarg->count)) - return -EFAULT; - - arg64 = compat_alloc_user_space(sizeof(drm_buf_map_t) + - (size_t)orig_count * sizeof(drm_buf_pub_t)); - list = (void __user *)(arg64 + 1); - - if (put_user(orig_count, &arg64->count) || - put_user(list, &arg64->list) || - get_user(addr, &uarg->virtual) || - put_user(compat_ptr(addr), &arg64->virtual) || - get_user(addr, &uarg->list)) - return -EFAULT; - - ulist = compat_ptr(addr); - - for (i = 0; i < orig_count; i++) { - if (get_user(n, &ulist[i].idx) || - put_user(n, &list[i].idx) || - get_user(n, &ulist[i].total) || - put_user(n, &list[i].total) || - get_user(n, &ulist[i].used) || - put_user(n, &list[i].used) || - get_user(addr, &ulist[i].address) || - put_user(compat_ptr(addr), &list[i].address)) - return -EFAULT; - } - - ret = sys_ioctl(fd, DRM_IOCTL_MAP_BUFS, (unsigned long) arg64); - if (ret) - return ret; - - for (i = 0; i < orig_count; i++) { - void __user *p; - if (get_user(n, &list[i].idx) || - put_user(n, &ulist[i].idx) || - get_user(n, &list[i].total) || - put_user(n, &ulist[i].total) || - get_user(n, &list[i].used) || - put_user(n, &ulist[i].used) || - get_user(p, &list[i].address) || - put_user((unsigned long)p, &ulist[i].address)) - return -EFAULT; - } - - if (get_user(n, &arg64->count) || put_user(n, &uarg->count)) - return -EFAULT; - - return 0; -} - -typedef struct drm32_dma { - /* Indices here refer to the offset into - buflist in drm_buf_get_t. */ - int context; /* Context handle */ - int send_count; /* Number of buffers to send */ - u32 send_indices; /* List of handles to buffers (int *) */ - u32 send_sizes; /* Lengths of data to send (int *) */ - drm_dma_flags_t flags; /* Flags */ - int request_count; /* Number of buffers requested */ - int request_size; /* Desired size for buffers */ - u32 request_indices; /* Buffer information (int *) */ - u32 request_sizes; /* (int *) */ - int granted_count; /* Number of buffers granted */ -} drm32_dma_t; -#define DRM32_IOCTL_DMA DRM_IOWR(0x29, drm32_dma_t) - -/* RED PEN The DRM layer blindly dereferences the send/request - * index/size arrays even though they are userland - * pointers. -DaveM - */ -static int drm32_dma(unsigned int fd, unsigned int cmd, unsigned long arg) -{ - drm32_dma_t __user *uarg = (drm32_dma_t __user *) arg; - drm_dma_t __user *p = compat_alloc_user_space(sizeof(*p)); - compat_uptr_t addr; - int ret; - - if (copy_in_user(p, uarg, 2 * sizeof(int)) || - get_user(addr, &uarg->send_indices) || - put_user(compat_ptr(addr), &p->send_indices) || - get_user(addr, &uarg->send_sizes) || - put_user(compat_ptr(addr), &p->send_sizes) || - copy_in_user(&p->flags, &uarg->flags, sizeof(drm_dma_flags_t)) || - copy_in_user(&p->request_count, &uarg->request_count, sizeof(int))|| - copy_in_user(&p->request_size, &uarg->request_size, sizeof(int)) || - get_user(addr, &uarg->request_indices) || - put_user(compat_ptr(addr), &p->request_indices) || - get_user(addr, &uarg->request_sizes) || - put_user(compat_ptr(addr), &p->request_sizes) || - copy_in_user(&p->granted_count, &uarg->granted_count, sizeof(int))) - return -EFAULT; - - ret = sys_ioctl(fd, DRM_IOCTL_DMA, (unsigned long)p); - if (ret) - return ret; - - if (copy_in_user(uarg, p, 2 * sizeof(int)) || - copy_in_user(&uarg->flags, &p->flags, sizeof(drm_dma_flags_t)) || - copy_in_user(&uarg->request_count, &p->request_count, sizeof(int))|| - copy_in_user(&uarg->request_size, &p->request_size, sizeof(int)) || - copy_in_user(&uarg->granted_count, &p->granted_count, sizeof(int))) - return -EFAULT; - - return 0; -} - -typedef struct drm32_ctx_res { - int count; - u32 contexts; /* (drm_ctx_t *) */ -} drm32_ctx_res_t; -#define DRM32_IOCTL_RES_CTX DRM_IOWR(0x26, drm32_ctx_res_t) - -static int drm32_res_ctx(unsigned int fd, unsigned int cmd, unsigned long arg) -{ - drm32_ctx_res_t __user *uarg = (drm32_ctx_res_t __user *) arg; - drm_ctx_res_t __user *p = compat_alloc_user_space(sizeof(*p)); - compat_uptr_t addr; - int ret; - - if (copy_in_user(p, uarg, sizeof(int)) || - get_user(addr, &uarg->contexts) || - put_user(compat_ptr(addr), &p->contexts)) - return -EFAULT; - - ret = sys_ioctl(fd, DRM_IOCTL_RES_CTX, (unsigned long)p); - if (ret) - return ret; - - if (copy_in_user(uarg, p, sizeof(int))) - return -EFAULT; - - return 0; -} - -#endif - typedef int (* ioctl32_handler_t)(unsigned int, unsigned int, unsigned long, struct file *); #define COMPATIBLE_IOCTL(cmd) HANDLE_IOCTL((cmd),sys_ioctl) @@ -485,103 +115,14 @@ COMPATIBLE_IOCTL(FBIOSCURPOS) COMPATIBLE_IOCTL(FBIOGCURPOS) COMPATIBLE_IOCTL(FBIOGCURMAX) /* Little k */ -COMPATIBLE_IOCTL(KIOCTYPE) -COMPATIBLE_IOCTL(KIOCLAYOUT) -COMPATIBLE_IOCTL(KIOCGTRANS) -COMPATIBLE_IOCTL(KIOCTRANS) -COMPATIBLE_IOCTL(KIOCCMD) -COMPATIBLE_IOCTL(KIOCSDIRECT) -COMPATIBLE_IOCTL(KIOCSLED) -COMPATIBLE_IOCTL(KIOCGLED) -COMPATIBLE_IOCTL(KIOCSRATE) -COMPATIBLE_IOCTL(KIOCGRATE) -COMPATIBLE_IOCTL(VUIDSFORMAT) -COMPATIBLE_IOCTL(VUIDGFORMAT) /* Little v, the video4linux ioctls */ COMPATIBLE_IOCTL(_IOR('p', 20, int[7])) /* RTCGET */ COMPATIBLE_IOCTL(_IOW('p', 21, int[7])) /* RTCSET */ -COMPATIBLE_IOCTL(ENVCTRL_RD_WARNING_TEMPERATURE) -COMPATIBLE_IOCTL(ENVCTRL_RD_SHUTDOWN_TEMPERATURE) -COMPATIBLE_IOCTL(ENVCTRL_RD_CPU_TEMPERATURE) -COMPATIBLE_IOCTL(ENVCTRL_RD_FAN_STATUS) -COMPATIBLE_IOCTL(ENVCTRL_RD_VOLTAGE_STATUS) -COMPATIBLE_IOCTL(ENVCTRL_RD_SCSI_TEMPERATURE) -COMPATIBLE_IOCTL(ENVCTRL_RD_ETHERNET_TEMPERATURE) -COMPATIBLE_IOCTL(ENVCTRL_RD_MTHRBD_TEMPERATURE) -COMPATIBLE_IOCTL(ENVCTRL_RD_CPU_VOLTAGE) -COMPATIBLE_IOCTL(ENVCTRL_RD_GLOBALADDRESS) -/* COMPATIBLE_IOCTL(D7SIOCRD) same value as ENVCTRL_RD_VOLTAGE_STATUS */ -COMPATIBLE_IOCTL(D7SIOCWR) -COMPATIBLE_IOCTL(D7SIOCTM) -/* OPENPROMIO, SunOS/Solaris only, the NetBSD one's have - * embedded pointers in the arg which we'd need to clean up... - */ -COMPATIBLE_IOCTL(OPROMGETOPT) -COMPATIBLE_IOCTL(OPROMSETOPT) -COMPATIBLE_IOCTL(OPROMNXTOPT) -COMPATIBLE_IOCTL(OPROMSETOPT2) -COMPATIBLE_IOCTL(OPROMNEXT) -COMPATIBLE_IOCTL(OPROMCHILD) -COMPATIBLE_IOCTL(OPROMGETPROP) -COMPATIBLE_IOCTL(OPROMNXTPROP) -COMPATIBLE_IOCTL(OPROMU2P) -COMPATIBLE_IOCTL(OPROMGETCONS) -COMPATIBLE_IOCTL(OPROMGETFBNAME) -COMPATIBLE_IOCTL(OPROMGETBOOTARGS) -COMPATIBLE_IOCTL(OPROMSETCUR) -COMPATIBLE_IOCTL(OPROMPCI2NODE) -COMPATIBLE_IOCTL(OPROMPATH2NODE) -/* Big L */ -COMPATIBLE_IOCTL(LOOP_SET_STATUS64) -COMPATIBLE_IOCTL(LOOP_GET_STATUS64) -/* Big A */ -COMPATIBLE_IOCTL(AUDIO_GETINFO) -COMPATIBLE_IOCTL(AUDIO_SETINFO) -COMPATIBLE_IOCTL(AUDIO_DRAIN) -COMPATIBLE_IOCTL(AUDIO_GETDEV) -COMPATIBLE_IOCTL(AUDIO_GETDEV_SUNOS) -COMPATIBLE_IOCTL(AUDIO_FLUSH) -COMPATIBLE_IOCTL(AUTOFS_IOC_EXPIRE_MULTI) -#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE) -COMPATIBLE_IOCTL(DRM_IOCTL_GET_MAGIC) -COMPATIBLE_IOCTL(DRM_IOCTL_IRQ_BUSID) -COMPATIBLE_IOCTL(DRM_IOCTL_AUTH_MAGIC) -COMPATIBLE_IOCTL(DRM_IOCTL_BLOCK) -COMPATIBLE_IOCTL(DRM_IOCTL_UNBLOCK) -COMPATIBLE_IOCTL(DRM_IOCTL_CONTROL) -COMPATIBLE_IOCTL(DRM_IOCTL_ADD_BUFS) -COMPATIBLE_IOCTL(DRM_IOCTL_MARK_BUFS) -COMPATIBLE_IOCTL(DRM_IOCTL_ADD_CTX) -COMPATIBLE_IOCTL(DRM_IOCTL_RM_CTX) -COMPATIBLE_IOCTL(DRM_IOCTL_MOD_CTX) -COMPATIBLE_IOCTL(DRM_IOCTL_GET_CTX) -COMPATIBLE_IOCTL(DRM_IOCTL_SWITCH_CTX) -COMPATIBLE_IOCTL(DRM_IOCTL_NEW_CTX) -COMPATIBLE_IOCTL(DRM_IOCTL_ADD_DRAW) -COMPATIBLE_IOCTL(DRM_IOCTL_RM_DRAW) -COMPATIBLE_IOCTL(DRM_IOCTL_LOCK) -COMPATIBLE_IOCTL(DRM_IOCTL_UNLOCK) -COMPATIBLE_IOCTL(DRM_IOCTL_FINISH) -#endif /* DRM */ -COMPATIBLE_IOCTL(WIOCSTART) -COMPATIBLE_IOCTL(WIOCSTOP) -COMPATIBLE_IOCTL(WIOCGSTAT) /* And these ioctls need translation */ /* Note SIOCRTMSG is no longer, so this is safe and * the user would have seen just an -EINVAL anyways. */ HANDLE_IOCTL(FBIOPUTCMAP32, fbiogetputcmap) HANDLE_IOCTL(FBIOGETCMAP32, fbiogetputcmap) HANDLE_IOCTL(FBIOSCURSOR32, fbiogscursor) -#if defined(CONFIG_DRM) || defined(CONFIG_DRM_MODULE) -HANDLE_IOCTL(DRM32_IOCTL_VERSION, drm32_version) -HANDLE_IOCTL(DRM32_IOCTL_GET_UNIQUE, drm32_getsetunique) -HANDLE_IOCTL(DRM32_IOCTL_SET_UNIQUE, drm32_getsetunique) -HANDLE_IOCTL(DRM32_IOCTL_ADD_MAP, drm32_addmap) -HANDLE_IOCTL(DRM32_IOCTL_INFO_BUFS, drm32_info_bufs) -HANDLE_IOCTL(DRM32_IOCTL_FREE_BUFS, drm32_free_bufs) -HANDLE_IOCTL(DRM32_IOCTL_MAP_BUFS, drm32_map_bufs) -HANDLE_IOCTL(DRM32_IOCTL_DMA, drm32_dma) -HANDLE_IOCTL(DRM32_IOCTL_RES_CTX, drm32_res_ctx) -#endif /* DRM */ #if 0 HANDLE_IOCTL(RTC32_IRQP_READ, do_rtc_ioctl) HANDLE_IOCTL(RTC32_IRQP_SET, do_rtc_ioctl) diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c index c1f34237cdf2..bf1849dd9c49 100644 --- a/arch/sparc64/kernel/setup.c +++ b/arch/sparc64/kernel/setup.c @@ -154,6 +154,7 @@ int prom_callback(long *args) pud_t *pudp; pmd_t *pmdp; pte_t *ptep; + pte_t pte; for_each_process(p) { mm = p->mm; @@ -178,8 +179,9 @@ int prom_callback(long *args) * being called from inside OBP. */ ptep = pte_offset_map(pmdp, va); - if (pte_present(*ptep)) { - tte = pte_val(*ptep); + pte = *ptep; + if (pte_present(pte)) { + tte = pte_val(pte); res = PROM_TRUE; } pte_unmap(ptep); @@ -218,6 +220,7 @@ int prom_callback(long *args) pud_t *pudp; pmd_t *pmdp; pte_t *ptep; + pte_t pte; int error; if ((va >= LOW_OBP_ADDRESS) && (va < HI_OBP_ADDRESS)) { @@ -240,8 +243,9 @@ int prom_callback(long *args) * being called from inside OBP. */ ptep = pte_offset_kernel(pmdp, va); - if (pte_present(*ptep)) { - tte = pte_val(*ptep); + pte = *ptep; + if (pte_present(pte)) { + tte = pte_val(pte); res = PROM_TRUE; } goto done; diff --git a/arch/sparc64/kernel/signal32.c b/arch/sparc64/kernel/signal32.c index aecccd0df1d1..009a86e5ded4 100644 --- a/arch/sparc64/kernel/signal32.c +++ b/arch/sparc64/kernel/signal32.c @@ -863,6 +863,7 @@ static void new_setup_frame32(struct k_sigaction *ka, struct pt_regs *regs, pud_t *pudp = pud_offset(pgdp, address); pmd_t *pmdp = pmd_offset(pudp, address); pte_t *ptep; + pte_t pte; regs->u_regs[UREG_I7] = (unsigned long) (&(sf->insns[0]) - 2); @@ -873,9 +874,10 @@ static void new_setup_frame32(struct k_sigaction *ka, struct pt_regs *regs, preempt_disable(); ptep = pte_offset_map(pmdp, address); - if (pte_present(*ptep)) { + pte = *ptep; + if (pte_present(pte)) { unsigned long page = (unsigned long) - page_address(pte_page(*ptep)); + page_address(pte_page(pte)); wmb(); __asm__ __volatile__("flush %0 + %1" diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index b137fd63f5e1..5d90ee9aebf1 100644 --- a/arch/sparc64/kernel/smp.c +++ b/arch/sparc64/kernel/smp.c @@ -839,43 +839,29 @@ void smp_flush_tlb_all(void) * questionable (in theory the big win for threads is the massive sharing of * address space state across processors). */ + +/* This currently is only used by the hugetlb arch pre-fault + * hook on UltraSPARC-III+ and later when changing the pagesize + * bits of the context register for an address space. + */ void smp_flush_tlb_mm(struct mm_struct *mm) { - /* - * This code is called from two places, dup_mmap and exit_mmap. In the - * former case, we really need a flush. In the later case, the callers - * are single threaded exec_mmap (really need a flush), multithreaded - * exec_mmap case (do not need to flush, since the caller gets a new - * context via activate_mm), and all other callers of mmput() whence - * the flush can be optimized since the associated threads are dead and - * the mm is being torn down (__exit_mm and other mmput callers) or the - * owning thread is dissociating itself from the mm. The - * (atomic_read(&mm->mm_users) == 0) check ensures real work is done - * for single thread exec and dup_mmap cases. An alternate check might - * have been (current->mm != mm). - * Kanoj Sarcar - */ - if (atomic_read(&mm->mm_users) == 0) - return; - - { - u32 ctx = CTX_HWBITS(mm->context); - int cpu = get_cpu(); + u32 ctx = CTX_HWBITS(mm->context); + int cpu = get_cpu(); - if (atomic_read(&mm->mm_users) == 1) { - mm->cpu_vm_mask = cpumask_of_cpu(cpu); - goto local_flush_and_out; - } + if (atomic_read(&mm->mm_users) == 1) { + mm->cpu_vm_mask = cpumask_of_cpu(cpu); + goto local_flush_and_out; + } - smp_cross_call_masked(&xcall_flush_tlb_mm, - ctx, 0, 0, - mm->cpu_vm_mask); + smp_cross_call_masked(&xcall_flush_tlb_mm, + ctx, 0, 0, + mm->cpu_vm_mask); - local_flush_and_out: - __flush_tlb_mm(ctx, SECONDARY_CONTEXT); +local_flush_and_out: + __flush_tlb_mm(ctx, SECONDARY_CONTEXT); - put_cpu(); - } + put_cpu(); } void smp_flush_tlb_pending(struct mm_struct *mm, unsigned long nr, unsigned long *vaddrs) @@ -883,34 +869,13 @@ void smp_flush_tlb_pending(struct mm_struct *mm, unsigned long nr, unsigned long u32 ctx = CTX_HWBITS(mm->context); int cpu = get_cpu(); - if (mm == current->active_mm && atomic_read(&mm->mm_users) == 1) { + if (mm == current->active_mm && atomic_read(&mm->mm_users) == 1) mm->cpu_vm_mask = cpumask_of_cpu(cpu); - goto local_flush_and_out; - } else { - /* This optimization is not valid. Normally - * we will be holding the page_table_lock, but - * there is an exception which is copy_page_range() - * when forking. The lock is held during the individual - * page table updates in the parent, but not at the - * top level, which is where we are invoked. - */ - if (0) { - cpumask_t this_cpu_mask = cpumask_of_cpu(cpu); - - /* By virtue of running under the mm->page_table_lock, - * and mmu_context.h:switch_mm doing the same, the - * following operation is safe. - */ - if (cpus_equal(mm->cpu_vm_mask, this_cpu_mask)) - goto local_flush_and_out; - } - } - - smp_cross_call_masked(&xcall_flush_tlb_pending, - ctx, nr, (unsigned long) vaddrs, - mm->cpu_vm_mask); + else + smp_cross_call_masked(&xcall_flush_tlb_pending, + ctx, nr, (unsigned long) vaddrs, + mm->cpu_vm_mask); -local_flush_and_out: __flush_tlb_pending(ctx, nr, vaddrs); put_cpu(); diff --git a/arch/sparc64/kernel/sunos_ioctl32.c b/arch/sparc64/kernel/sunos_ioctl32.c index 7654b8a7f03a..3f619ead22cc 100644 --- a/arch/sparc64/kernel/sunos_ioctl32.c +++ b/arch/sparc64/kernel/sunos_ioctl32.c @@ -24,7 +24,6 @@ #include <linux/smp_lock.h> #include <linux/syscalls.h> #include <linux/compat.h> -#include <asm/kbio.h> #define SUNOS_NR_OPEN 256 diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c index 38c5525087a2..459c8fbe02b4 100644 --- a/arch/sparc64/kernel/time.c +++ b/arch/sparc64/kernel/time.c @@ -60,17 +60,6 @@ static void __iomem *mstk48t59_regs; static int set_rtc_mmss(unsigned long); -static __init unsigned long dummy_get_tick(void) -{ - return 0; -} - -static __initdata struct sparc64_tick_ops dummy_tick_ops = { - .get_tick = dummy_get_tick, -}; - -struct sparc64_tick_ops *tick_ops __read_mostly = &dummy_tick_ops; - #define TICK_PRIV_BIT (1UL << 63) #ifdef CONFIG_SMP @@ -200,6 +189,8 @@ static struct sparc64_tick_ops tick_operations __read_mostly = { .softint_mask = 1UL << 0, }; +struct sparc64_tick_ops *tick_ops __read_mostly = &tick_operations; + static void stick_init_tick(unsigned long offset) { tick_disable_protection(); diff --git a/drivers/sbus/char/cpwatchdog.c b/drivers/sbus/char/cpwatchdog.c index c82abeb59d3a..071ae24be892 100644 --- a/drivers/sbus/char/cpwatchdog.c +++ b/drivers/sbus/char/cpwatchdog.c @@ -26,6 +26,7 @@ #include <linux/interrupt.h> #include <linux/ioport.h> #include <linux/timer.h> +#include <linux/smp_lock.h> #include <asm/irq.h> #include <asm/ebus.h> #include <asm/oplib.h> @@ -394,6 +395,28 @@ static int wd_ioctl(struct inode *inode, struct file *file, return(0); } +static long wd_compat_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + int rval = -ENOIOCTLCMD; + + switch (cmd) { + /* solaris ioctls are specific to this driver */ + case WIOCSTART: + case WIOCSTOP: + case WIOCGSTAT: + lock_kernel(); + rval = wd_ioctl(file->f_dentry->d_inode, file, cmd, arg); + lock_kernel(); + break; + /* everything else is handled by the generic compat layer */ + default: + break; + } + + return rval; +} + static ssize_t wd_write(struct file *file, const char __user *buf, size_t count, @@ -441,6 +464,7 @@ static irqreturn_t wd_interrupt(int irq, void *dev_id, struct pt_regs *regs) static struct file_operations wd_fops = { .owner = THIS_MODULE, .ioctl = wd_ioctl, + .compat_ioctl = wd_compat_ioctl, .open = wd_open, .write = wd_write, .read = wd_read, diff --git a/drivers/sbus/char/display7seg.c b/drivers/sbus/char/display7seg.c index 24ed5893b4f0..39f54213a6d5 100644 --- a/drivers/sbus/char/display7seg.c +++ b/drivers/sbus/char/display7seg.c @@ -15,6 +15,7 @@ #include <linux/init.h> #include <linux/miscdevice.h> #include <linux/ioport.h> /* request_region */ +#include <linux/smp_lock.h> #include <asm/atomic.h> #include <asm/ebus.h> /* EBus device */ #include <asm/oplib.h> /* OpenProm Library */ @@ -114,22 +115,25 @@ static int d7s_release(struct inode *inode, struct file *f) return 0; } -static int d7s_ioctl(struct inode *inode, struct file *f, - unsigned int cmd, unsigned long arg) +static long d7s_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { __u8 regs = readb(d7s_regs); __u8 ireg = 0; + int error = 0 - if (D7S_MINOR != iminor(inode)) + if (D7S_MINOR != iminor(file->f_dentry->d_inode)) return -ENODEV; + lock_kernel(); switch (cmd) { case D7SIOCWR: /* assign device register values * we mask-out D7S_FLIP if in sol_compat mode */ - if (get_user(ireg, (int __user *) arg)) - return -EFAULT; + if (get_user(ireg, (int __user *) arg)) { + error = -EFAULT; + break; + } if (0 != sol_compat) { (regs & D7S_FLIP) ? (ireg |= D7S_FLIP) : (ireg &= ~D7S_FLIP); @@ -144,8 +148,10 @@ static int d7s_ioctl(struct inode *inode, struct file *f, * This driver will not misinform you about the state * of your hardware while in sol_compat mode */ - if (put_user(regs, (int __user *) arg)) - return -EFAULT; + if (put_user(regs, (int __user *) arg)) { + error = -EFAULT; + break; + } break; case D7SIOCTM: @@ -155,15 +161,17 @@ static int d7s_ioctl(struct inode *inode, struct file *f, writeb(regs, d7s_regs); break; }; + lock_kernel(); - return 0; + return error; } static struct file_operations d7s_fops = { - .owner = THIS_MODULE, - .ioctl = d7s_ioctl, - .open = d7s_open, - .release = d7s_release, + .owner = THIS_MODULE, + .unlocked_ioctl = d7s_ioctl, + .compat_ioctl = d7s_ioctl, + .open = d7s_open, + .release = d7s_release, }; static struct miscdevice d7s_miscdev = { D7S_MINOR, D7S_DEVNAME, &d7s_fops }; diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c index ba56762b05f6..19e8eddf887a 100644 --- a/drivers/sbus/char/envctrl.c +++ b/drivers/sbus/char/envctrl.c @@ -654,9 +654,8 @@ envctrl_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) /* Function Description: Command what to read. Mapped to user ioctl(). * Return: Gives 0 for implemented commands, -EINVAL otherwise. */ -static int -envctrl_ioctl(struct inode *inode, struct file *file, - unsigned int cmd, unsigned long arg) +static long +envctrl_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { char __user *infobuf; @@ -715,11 +714,14 @@ envctrl_release(struct inode *inode, struct file *file) } static struct file_operations envctrl_fops = { - .owner = THIS_MODULE, - .read = envctrl_read, - .ioctl = envctrl_ioctl, - .open = envctrl_open, - .release = envctrl_release, + .owner = THIS_MODULE, + .read = envctrl_read, + .unlocked_ioctl = envctrl_ioctl, +#ifdef CONFIG_COMPAT + .compat_ioctl = envctrl_ioctl, +#endif + .open = envctrl_open, + .release = envctrl_release, }; static struct miscdevice envctrl_dev = { diff --git a/drivers/sbus/char/openprom.c b/drivers/sbus/char/openprom.c index 58ed33749571..5028ac214326 100644 --- a/drivers/sbus/char/openprom.c +++ b/drivers/sbus/char/openprom.c @@ -39,6 +39,7 @@ #include <linux/slab.h> #include <linux/string.h> #include <linux/miscdevice.h> +#include <linux/smp_lock.h> #include <linux/init.h> #include <linux/fs.h> #include <asm/oplib.h> @@ -565,6 +566,38 @@ static int openprom_ioctl(struct inode * inode, struct file * file, } } +static long openprom_compat_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) +{ + long rval = -ENOTTY; + + /* + * SunOS/Solaris only, the NetBSD one's have embedded pointers in + * the arg which we'd need to clean up... + */ + switch (cmd) { + case OPROMGETOPT: + case OPROMSETOPT: + case OPROMNXTOPT: + case OPROMSETOPT2: + case OPROMNEXT: + case OPROMCHILD: + case OPROMGETPROP: + case OPROMNXTPROP: + case OPROMU2P: + case OPROMGETCONS: + case OPROMGETFBNAME: + case OPROMGETBOOTARGS: + case OPROMSETCUR: + case OPROMPCI2NODE: + case OPROMPATH2NODE: + lock_kernel(); + rval = openprom_ioctl(file->f_dentry->d_inode, file, cmd, arg); + lock_kernel(); + break; + } +} + static int openprom_open(struct inode * inode, struct file * file) { DATA *data; diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c index 656c0e8d160e..f0738533f39a 100644 --- a/drivers/serial/sunsu.c +++ b/drivers/serial/sunsu.c @@ -1441,7 +1441,7 @@ static void sunsu_console_write(struct console *co, const char *s, * - initialize the serial port * Return non-zero if we didn't find a serial port. */ -static int __init sunsu_console_setup(struct console *co, char *options) +static int sunsu_console_setup(struct console *co, char *options) { struct uart_port *port; int baud = 9600; diff --git a/drivers/video/cg6.c b/drivers/video/cg6.c index 3280bb9560e2..414c4409e924 100644 --- a/drivers/video/cg6.c +++ b/drivers/video/cg6.c @@ -653,12 +653,6 @@ static void cg6_chip_init(struct fb_info *info) sbus_writel(0, &fbc->clipminy); sbus_writel(info->var.xres - 1, &fbc->clipmaxx); sbus_writel(info->var.yres - 1, &fbc->clipmaxy); - - /* Disable cursor in Brooktree DAC. */ - sbus_writel(0x06 << 24, &par->bt->addr); - tmp = sbus_readl(&par->bt->control); - tmp &= ~(0x03 << 24); - sbus_writel(tmp, &par->bt->control); } struct all_info { diff --git a/include/asm-m68k/kbio.h b/include/asm-m68k/kbio.h deleted file mode 100644 index e1fbf8fba3e8..000000000000 --- a/include/asm-m68k/kbio.h +++ /dev/null @@ -1 +0,0 @@ -#include <asm-sparc/kbio.h> diff --git a/include/asm-m68k/vuid_event.h b/include/asm-m68k/vuid_event.h deleted file mode 100644 index 52ecb521a395..000000000000 --- a/include/asm-m68k/vuid_event.h +++ /dev/null @@ -1,4 +0,0 @@ -#ifndef _M68K_VUID_EVENT_H -#define _M68K_VUID_EVENT_H -#include <asm-sparc/vuid_event.h> -#endif diff --git a/include/asm-sparc/audioio.h b/include/asm-sparc/audioio.h deleted file mode 100644 index cf16173f521b..000000000000 --- a/include/asm-sparc/audioio.h +++ /dev/null @@ -1,234 +0,0 @@ -/* - * include/asm-sparc/audioio.h - * - * Sparc Audio Midlayer - * Copyright (C) 1996 Thomas K. Dyas (tdyas@noc.rutgers.edu) - */ - -#ifndef _AUDIOIO_H_ -#define _AUDIOIO_H_ - -/* - * SunOS/Solaris /dev/audio interface - */ - -#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) -#include <linux/types.h> -#include <linux/time.h> -#include <linux/ioctl.h> -#endif - -/* - * This structure contains state information for audio device IO streams. - */ -typedef struct audio_prinfo { - /* - * The following values describe the audio data encoding. - */ - unsigned int sample_rate; /* samples per second */ - unsigned int channels; /* number of interleaved channels */ - unsigned int precision; /* bit-width of each sample */ - unsigned int encoding; /* data encoding method */ - - /* - * The following values control audio device configuration - */ - unsigned int gain; /* gain level: 0 - 255 */ - unsigned int port; /* selected I/O port (see below) */ - unsigned int avail_ports; /* available I/O ports (see below) */ - unsigned int _xxx[2]; /* Reserved for future use */ - - unsigned int buffer_size; /* I/O buffer size */ - - /* - * The following values describe driver state - */ - unsigned int samples; /* number of samples converted */ - unsigned int eof; /* End Of File counter (play only) */ - - unsigned char pause; /* non-zero for pause, zero to resume */ - unsigned char error; /* non-zero if overflow/underflow */ - unsigned char waiting; /* non-zero if a process wants access */ - unsigned char balance; /* stereo channel balance */ - - unsigned short minordev; - - /* - * The following values are read-only state flags - */ - unsigned char open; /* non-zero if open access permitted */ - unsigned char active; /* non-zero if I/O is active */ -} audio_prinfo_t; - - -/* - * This structure describes the current state of the audio device. - */ -typedef struct audio_info { - /* - * Per-stream information - */ - audio_prinfo_t play; /* output status information */ - audio_prinfo_t record; /* input status information */ - - /* - * Per-unit/channel information - */ - unsigned int monitor_gain; /* input to output mix: 0 - 255 */ - unsigned char output_muted; /* non-zero if output is muted */ - unsigned char _xxx[3]; /* Reserved for future use */ - unsigned int _yyy[3]; /* Reserved for future use */ -} audio_info_t; - - -/* - * Audio encoding types - */ -#define AUDIO_ENCODING_NONE (0) /* no encoding assigned */ -#define AUDIO_ENCODING_ULAW (1) /* u-law encoding */ -#define AUDIO_ENCODING_ALAW (2) /* A-law encoding */ -#define AUDIO_ENCODING_LINEAR (3) /* Linear PCM encoding */ -#define AUDIO_ENCODING_FLOAT (4) /* IEEE float (-1. <-> +1.) */ -#define AUDIO_ENCODING_DVI (104) /* DVI ADPCM */ -#define AUDIO_ENCODING_LINEAR8 (105) /* 8 bit UNSIGNED */ -#define AUDIO_ENCODING_LINEARLE (106) /* Linear PCM LE encoding */ - -/* - * These ranges apply to record, play, and monitor gain values - */ -#define AUDIO_MIN_GAIN (0) /* minimum gain value */ -#define AUDIO_MAX_GAIN (255) /* maximum gain value */ - -/* - * These values apply to the balance field to adjust channel gain values - */ -#define AUDIO_LEFT_BALANCE (0) /* left channel only */ -#define AUDIO_MID_BALANCE (32) /* equal left/right channel */ -#define AUDIO_RIGHT_BALANCE (64) /* right channel only */ -#define AUDIO_BALANCE_SHIFT (3) - -/* - * Generic minimum/maximum limits for number of channels, both modes - */ -#define AUDIO_MIN_PLAY_CHANNELS (1) -#define AUDIO_MAX_PLAY_CHANNELS (4) -#define AUDIO_MIN_REC_CHANNELS (1) -#define AUDIO_MAX_REC_CHANNELS (4) - -/* - * Generic minimum/maximum limits for sample precision - */ -#define AUDIO_MIN_PLAY_PRECISION (8) -#define AUDIO_MAX_PLAY_PRECISION (32) -#define AUDIO_MIN_REC_PRECISION (8) -#define AUDIO_MAX_REC_PRECISION (32) - -/* - * Define some convenient names for typical audio ports - */ -/* - * output ports (several may be enabled simultaneously) - */ -#define AUDIO_SPEAKER 0x01 /* output to built-in speaker */ -#define AUDIO_HEADPHONE 0x02 /* output to headphone jack */ -#define AUDIO_LINE_OUT 0x04 /* output to line out */ - -/* - * input ports (usually only one at a time) - */ -#define AUDIO_MICROPHONE 0x01 /* input from microphone */ -#define AUDIO_LINE_IN 0x02 /* input from line in */ -#define AUDIO_CD 0x04 /* input from on-board CD inputs */ -#define AUDIO_INTERNAL_CD_IN AUDIO_CD /* input from internal CDROM */ -#define AUDIO_ANALOG_LOOPBACK 0x40 /* input from output */ - - -/* - * This macro initializes an audio_info structure to 'harmless' values. - * Note that (~0) might not be a harmless value for a flag that was - * a signed int. - */ -#define AUDIO_INITINFO(i) { \ - unsigned int *__x__; \ - for (__x__ = (unsigned int *)(i); \ - (char *) __x__ < (((char *)(i)) + sizeof (audio_info_t)); \ - *__x__++ = ~0); \ -} - -/* - * These allow testing for what the user wants to set - */ -#define AUD_INITVALUE (~0) -#define Modify(X) ((unsigned int)(X) != AUD_INITVALUE) -#define Modifys(X) ((X) != (unsigned short)AUD_INITVALUE) -#define Modifyc(X) ((X) != (unsigned char)AUD_INITVALUE) - -/* - * Parameter for the AUDIO_GETDEV ioctl to determine current - * audio devices. - */ -#define MAX_AUDIO_DEV_LEN (16) -typedef struct audio_device { - char name[MAX_AUDIO_DEV_LEN]; - char version[MAX_AUDIO_DEV_LEN]; - char config[MAX_AUDIO_DEV_LEN]; -} audio_device_t; - - -/* - * Ioctl calls for the audio device. - */ - -/* - * AUDIO_GETINFO retrieves the current state of the audio device. - * - * AUDIO_SETINFO copies all fields of the audio_info structure whose - * values are not set to the initialized value (-1) to the device state. - * It performs an implicit AUDIO_GETINFO to return the new state of the - * device. Note that the record.samples and play.samples fields are set - * to the last value before the AUDIO_SETINFO took effect. This allows - * an application to reset the counters while atomically retrieving the - * last value. - * - * AUDIO_DRAIN suspends the calling process until the write buffers are - * empty. - * - * AUDIO_GETDEV returns a structure of type audio_device_t which contains - * three strings. The string "name" is a short identifying string (for - * example, the SBus Fcode name string), the string "version" identifies - * the current version of the device, and the "config" string identifies - * the specific configuration of the audio stream. All fields are - * device-dependent -- see the device specific manual pages for details. - * - * AUDIO_GETDEV_SUNOS returns a number which is an audio device defined - * herein (making it not too portable) - * - * AUDIO_FLUSH stops all playback and recording, clears all queued buffers, - * resets error counters, and restarts recording and playback as appropriate - * for the current sampling mode. - */ -#define AUDIO_GETINFO _IOR('A', 1, audio_info_t) -#define AUDIO_SETINFO _IOWR('A', 2, audio_info_t) -#define AUDIO_DRAIN _IO('A', 3) -#define AUDIO_GETDEV _IOR('A', 4, audio_device_t) -#define AUDIO_GETDEV_SUNOS _IOR('A', 4, int) -#define AUDIO_FLUSH _IO('A', 5) - -/* Define possible audio hardware configurations for - * old SunOS-style AUDIO_GETDEV ioctl */ -#define AUDIO_DEV_UNKNOWN (0) /* not defined */ -#define AUDIO_DEV_AMD (1) /* audioamd device */ -#define AUDIO_DEV_SPEAKERBOX (2) /* dbri device with speakerbox */ -#define AUDIO_DEV_CODEC (3) /* dbri device (internal speaker) */ -#define AUDIO_DEV_CS4231 (5) /* cs4231 device */ - -/* - * The following ioctl sets the audio device into an internal loopback mode, - * if the hardware supports this. The argument is TRUE to set loopback, - * FALSE to reset to normal operation. If the hardware does not support - * internal loopback, the ioctl should fail with EINVAL. - * Causes ADC data to be digitally mixed in and sent to the DAC. - */ -#define AUDIO_DIAG_LOOPBACK _IOW('A', 101, int) - -#endif /* _AUDIOIO_H_ */ diff --git a/include/asm-sparc/kbio.h b/include/asm-sparc/kbio.h deleted file mode 100644 index 3cf496bdf399..000000000000 --- a/include/asm-sparc/kbio.h +++ /dev/null @@ -1,56 +0,0 @@ -#ifndef __LINUX_KBIO_H -#define __LINUX_KBIO_H - -/* Return keyboard type */ -#define KIOCTYPE _IOR('k', 9, int) -/* Return Keyboard layout */ -#define KIOCLAYOUT _IOR('k', 20, int) - -enum { - TR_NONE, - TR_ASCII, /* keyboard is in regular state */ - TR_EVENT, /* keystrokes sent as firm events */ - TR_UNTRANS_EVENT /* EVENT+up and down+no translation */ -}; - -/* Return the current keyboard translation */ -#define KIOCGTRANS _IOR('k', 5, int) -/* Set the keyboard translation */ -#define KIOCTRANS _IOW('k', 0, int) - -/* Send a keyboard command */ -#define KIOCCMD _IOW('k', 8, int) - -/* Return if keystrokes are being sent to /dev/kbd */ - -/* Set routing of keystrokes to /dev/kbd */ -#define KIOCSDIRECT _IOW('k', 10, int) - -/* Set keyboard leds */ -#define KIOCSLED _IOW('k', 14, unsigned char) - -/* Get keyboard leds */ -#define KIOCGLED _IOR('k', 15, unsigned char) - -/* Used by KIOC[GS]RATE */ -struct kbd_rate { - unsigned char delay; /* Delay in Hz before first repeat. */ - unsigned char rate; /* In characters per second (0..50). */ -}; - -/* Set keyboard rate */ -#define KIOCSRATE _IOW('k', 40, struct kbd_rate) - -/* Get keyboard rate */ -#define KIOCGRATE _IOW('k', 41, struct kbd_rate) - -/* Top bit records if the key is up or down */ -#define KBD_UP 0x80 - -/* Usable information */ -#define KBD_KEYMASK 0x7f - -/* All keys up */ -#define KBD_IDLE 0x75 - -#endif /* __LINUX_KBIO_H */ diff --git a/include/asm-sparc/termios.h b/include/asm-sparc/termios.h index 0a8ad4cac125..d05f83c80989 100644 --- a/include/asm-sparc/termios.h +++ b/include/asm-sparc/termios.h @@ -38,15 +38,6 @@ struct sunos_ttysize { int st_columns; /* Columns on the terminal */ }; -/* Used for packet mode */ -#define TIOCPKT_DATA 0 -#define TIOCPKT_FLUSHREAD 1 -#define TIOCPKT_FLUSHWRITE 2 -#define TIOCPKT_STOP 4 -#define TIOCPKT_START 8 -#define TIOCPKT_NOSTOP 16 -#define TIOCPKT_DOSTOP 32 - struct winsize { unsigned short ws_row; unsigned short ws_col; diff --git a/include/asm-sparc/vuid_event.h b/include/asm-sparc/vuid_event.h deleted file mode 100644 index 7781e9f2fdd3..000000000000 --- a/include/asm-sparc/vuid_event.h +++ /dev/null @@ -1,41 +0,0 @@ -/* SunOS Virtual User Input Device (VUID) compatibility */ - - -typedef struct firm_event { - unsigned short id; /* tag for this event */ - unsigned char pair_type; /* unused by X11 */ - unsigned char pair; /* unused by X11 */ - int value; /* VKEY_UP, VKEY_DOWN or delta */ - struct timeval time; -} Firm_event; - -enum { - FE_PAIR_NONE, - FE_PAIR_SET, - FE_PAIR_DELTA, - FE_PAIR_ABSOLUTE -}; - -/* VUID stream formats */ -#define VUID_NATIVE 0 /* Native byte stream format */ -#define VUID_FIRM_EVENT 1 /* send firm_event structures */ - -/* ioctls */ - /* Set input device byte stream format (any of VUID_{NATIVE,FIRM_EVENT}) */ -#define VUIDSFORMAT _IOW('v', 1, int) - /* Retrieve input device byte stream format */ -#define VUIDGFORMAT _IOR('v', 2, int) - -/* Possible tag values */ -/* mouse buttons: */ -#define MS_LEFT 0x7f20 -#define MS_MIDDLE 0x7f21 -#define MS_RIGHT 0x7f22 -/* motion: */ -#define LOC_X_DELTA 0x7f80 -#define LOC_Y_DELTA 0x7f81 -#define LOC_X_ABSOLUTE 0x7f82 /* X compat, unsupported */ -#define LOC_Y_ABSOLUTE 0x7f83 /* X compat, unsupported */ - -#define VKEY_UP 0 -#define VKEY_DOWN 1 diff --git a/include/asm-sparc64/audioio.h b/include/asm-sparc64/audioio.h deleted file mode 100644 index cf16173f521b..000000000000 --- a/include/asm-sparc64/audioio.h +++ /dev/null @@ -1,234 +0,0 @@ -/* - * include/asm-sparc/audioio.h - * - * Sparc Audio Midlayer - * Copyright (C) 1996 Thomas K. Dyas (tdyas@noc.rutgers.edu) - */ - -#ifndef _AUDIOIO_H_ -#define _AUDIOIO_H_ - -/* - * SunOS/Solaris /dev/audio interface - */ - -#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2) -#include <linux/types.h> -#include <linux/time.h> -#include <linux/ioctl.h> -#endif - -/* - * This structure contains state information for audio device IO streams. - */ -typedef struct audio_prinfo { - /* - * The following values describe the audio data encoding. - */ - unsigned int sample_rate; /* samples per second */ - unsigned int channels; /* number of interleaved channels */ - unsigned int precision; /* bit-width of each sample */ - unsigned int encoding; /* data encoding method */ - - /* - * The following values control audio device configuration - */ - unsigned int gain; /* gain level: 0 - 255 */ - unsigned int port; /* selected I/O port (see below) */ - unsigned int avail_ports; /* available I/O ports (see below) */ - unsigned int _xxx[2]; /* Reserved for future use */ - - unsigned int buffer_size; /* I/O buffer size */ - - /* - * The following values describe driver state - */ - unsigned int samples; /* number of samples converted */ - unsigned int eof; /* End Of File counter (play only) */ - - unsigned char pause; /* non-zero for pause, zero to resume */ - unsigned char error; /* non-zero if overflow/underflow */ - unsigned char waiting; /* non-zero if a process wants access */ - unsigned char balance; /* stereo channel balance */ - - unsigned short minordev; - - /* - * The following values are read-only state flags - */ - unsigned char open; /* non-zero if open access permitted */ - unsigned char active; /* non-zero if I/O is active */ -} audio_prinfo_t; - - -/* - * This structure describes the current state of the audio device. - */ -typedef struct audio_info { - /* - * Per-stream information - */ - audio_prinfo_t play; /* output status information */ - audio_prinfo_t record; /* input status information */ - - /* - * Per-unit/channel information - */ - unsigned int monitor_gain; /* input to output mix: 0 - 255 */ - unsigned char output_muted; /* non-zero if output is muted */ - unsigned char _xxx[3]; /* Reserved for future use */ - unsigned int _yyy[3]; /* Reserved for future use */ -} audio_info_t; - - -/* - * Audio encoding types - */ -#define AUDIO_ENCODING_NONE (0) /* no encoding assigned */ -#define AUDIO_ENCODING_ULAW (1) /* u-law encoding */ -#define AUDIO_ENCODING_ALAW (2) /* A-law encoding */ -#define AUDIO_ENCODING_LINEAR (3) /* Linear PCM encoding */ -#define AUDIO_ENCODING_FLOAT (4) /* IEEE float (-1. <-> +1.) */ -#define AUDIO_ENCODING_DVI (104) /* DVI ADPCM */ -#define AUDIO_ENCODING_LINEAR8 (105) /* 8 bit UNSIGNED */ -#define AUDIO_ENCODING_LINEARLE (106) /* Linear PCM LE encoding */ - -/* - * These ranges apply to record, play, and monitor gain values - */ -#define AUDIO_MIN_GAIN (0) /* minimum gain value */ -#define AUDIO_MAX_GAIN (255) /* maximum gain value */ - -/* - * These values apply to the balance field to adjust channel gain values - */ -#define AUDIO_LEFT_BALANCE (0) /* left channel only */ -#define AUDIO_MID_BALANCE (32) /* equal left/right channel */ -#define AUDIO_RIGHT_BALANCE (64) /* right channel only */ -#define AUDIO_BALANCE_SHIFT (3) - -/* - * Generic minimum/maximum limits for number of channels, both modes - */ -#define AUDIO_MIN_PLAY_CHANNELS (1) -#define AUDIO_MAX_PLAY_CHANNELS (4) -#define AUDIO_MIN_REC_CHANNELS (1) -#define AUDIO_MAX_REC_CHANNELS (4) - -/* - * Generic minimum/maximum limits for sample precision - */ -#define AUDIO_MIN_PLAY_PRECISION (8) -#define AUDIO_MAX_PLAY_PRECISION (32) -#define AUDIO_MIN_REC_PRECISION (8) -#define AUDIO_MAX_REC_PRECISION (32) - -/* - * Define some convenient names for typical audio ports - */ -/* - * output ports (several may be enabled simultaneously) - */ -#define AUDIO_SPEAKER 0x01 /* output to built-in speaker */ -#define AUDIO_HEADPHONE 0x02 /* output to headphone jack */ -#define AUDIO_LINE_OUT 0x04 /* output to line out */ - -/* - * input ports (usually only one at a time) - */ -#define AUDIO_MICROPHONE 0x01 /* input from microphone */ -#define AUDIO_LINE_IN 0x02 /* input from line in */ -#define AUDIO_CD 0x04 /* input from on-board CD inputs */ -#define AUDIO_INTERNAL_CD_IN AUDIO_CD /* input from internal CDROM */ -#define AUDIO_ANALOG_LOOPBACK 0x40 /* input from output */ - - -/* - * This macro initializes an audio_info structure to 'harmless' values. - * Note that (~0) might not be a harmless value for a flag that was - * a signed int. - */ -#define AUDIO_INITINFO(i) { \ - unsigned int *__x__; \ - for (__x__ = (unsigned int *)(i); \ - (char *) __x__ < (((char *)(i)) + sizeof (audio_info_t)); \ - *__x__++ = ~0); \ -} - -/* - * These allow testing for what the user wants to set - */ -#define AUD_INITVALUE (~0) -#define Modify(X) ((unsigned int)(X) != AUD_INITVALUE) -#define Modifys(X) ((X) != (unsigned short)AUD_INITVALUE) -#define Modifyc(X) ((X) != (unsigned char)AUD_INITVALUE) - -/* - * Parameter for the AUDIO_GETDEV ioctl to determine current - * audio devices. - */ -#define MAX_AUDIO_DEV_LEN (16) -typedef struct audio_device { - char name[MAX_AUDIO_DEV_LEN]; - char version[MAX_AUDIO_DEV_LEN]; - char config[MAX_AUDIO_DEV_LEN]; -} audio_device_t; - - -/* - * Ioctl calls for the audio device. - */ - -/* - * AUDIO_GETINFO retrieves the current state of the audio device. - * - * AUDIO_SETINFO copies all fields of the audio_info structure whose - * values are not set to the initialized value (-1) to the device state. - * It performs an implicit AUDIO_GETINFO to return the new state of the - * device. Note that the record.samples and play.samples fields are set - * to the last value before the AUDIO_SETINFO took effect. This allows - * an application to reset the counters while atomically retrieving the - * last value. - * - * AUDIO_DRAIN suspends the calling process until the write buffers are - * empty. - * - * AUDIO_GETDEV returns a structure of type audio_device_t which contains - * three strings. The string "name" is a short identifying string (for - * example, the SBus Fcode name string), the string "version" identifies - * the current version of the device, and the "config" string identifies - * the specific configuration of the audio stream. All fields are - * device-dependent -- see the device specific manual pages for details. - * - * AUDIO_GETDEV_SUNOS returns a number which is an audio device defined - * herein (making it not too portable) - * - * AUDIO_FLUSH stops all playback and recording, clears all queued buffers, - * resets error counters, and restarts recording and playback as appropriate - * for the current sampling mode. - */ -#define AUDIO_GETINFO _IOR('A', 1, audio_info_t) -#define AUDIO_SETINFO _IOWR('A', 2, audio_info_t) -#define AUDIO_DRAIN _IO('A', 3) -#define AUDIO_GETDEV _IOR('A', 4, audio_device_t) -#define AUDIO_GETDEV_SUNOS _IOR('A', 4, int) -#define AUDIO_FLUSH _IO('A', 5) - -/* Define possible audio hardware configurations for - * old SunOS-style AUDIO_GETDEV ioctl */ -#define AUDIO_DEV_UNKNOWN (0) /* not defined */ -#define AUDIO_DEV_AMD (1) /* audioamd device */ -#define AUDIO_DEV_SPEAKERBOX (2) /* dbri device with speakerbox */ -#define AUDIO_DEV_CODEC (3) /* dbri device (internal speaker) */ -#define AUDIO_DEV_CS4231 (5) /* cs4231 device */ - -/* - * The following ioctl sets the audio device into an internal loopback mode, - * if the hardware supports this. The argument is TRUE to set loopback, - * FALSE to reset to normal operation. If the hardware does not support - * internal loopback, the ioctl should fail with EINVAL. - * Causes ADC data to be digitally mixed in and sent to the DAC. - */ -#define AUDIO_DIAG_LOOPBACK _IOW('A', 101, int) - -#endif /* _AUDIOIO_H_ */ diff --git a/include/asm-sparc64/ebus.h b/include/asm-sparc64/ebus.h index 543e4e500a72..7a408a030f52 100644 --- a/include/asm-sparc64/ebus.h +++ b/include/asm-sparc64/ebus.h @@ -79,6 +79,7 @@ extern int ebus_dma_request(struct ebus_dma_info *p, dma_addr_t bus_addr, size_t len); extern void ebus_dma_prepare(struct ebus_dma_info *p, int write); extern unsigned int ebus_dma_residue(struct ebus_dma_info *p); +extern unsigned int ebus_dma_addr(struct ebus_dma_info *p); extern void ebus_dma_enable(struct ebus_dma_info *p, int on); extern struct linux_ebus *ebus_chain; diff --git a/include/asm-sparc64/kbio.h b/include/asm-sparc64/kbio.h deleted file mode 100644 index 3cf496bdf399..000000000000 --- a/include/asm-sparc64/kbio.h +++ /dev/null @@ -1,56 +0,0 @@ -#ifndef __LINUX_KBIO_H -#define __LINUX_KBIO_H - -/* Return keyboard type */ -#define KIOCTYPE _IOR('k', 9, int) -/* Return Keyboard layout */ -#define KIOCLAYOUT _IOR('k', 20, int) - -enum { - TR_NONE, - TR_ASCII, /* keyboard is in regular state */ - TR_EVENT, /* keystrokes sent as firm events */ - TR_UNTRANS_EVENT /* EVENT+up and down+no translation */ -}; - -/* Return the current keyboard translation */ -#define KIOCGTRANS _IOR('k', 5, int) -/* Set the keyboard translation */ -#define KIOCTRANS _IOW('k', 0, int) - -/* Send a keyboard command */ -#define KIOCCMD _IOW('k', 8, int) - -/* Return if keystrokes are being sent to /dev/kbd */ - -/* Set routing of keystrokes to /dev/kbd */ -#define KIOCSDIRECT _IOW('k', 10, int) - -/* Set keyboard leds */ -#define KIOCSLED _IOW('k', 14, unsigned char) - -/* Get keyboard leds */ -#define KIOCGLED _IOR('k', 15, unsigned char) - -/* Used by KIOC[GS]RATE */ -struct kbd_rate { - unsigned char delay; /* Delay in Hz before first repeat. */ - unsigned char rate; /* In characters per second (0..50). */ -}; - -/* Set keyboard rate */ -#define KIOCSRATE _IOW('k', 40, struct kbd_rate) - -/* Get keyboard rate */ -#define KIOCGRATE _IOW('k', 41, struct kbd_rate) - -/* Top bit records if the key is up or down */ -#define KBD_UP 0x80 - -/* Usable information */ -#define KBD_KEYMASK 0x7f - -/* All keys up */ -#define KBD_IDLE 0x75 - -#endif /* __LINUX_KBIO_H */ diff --git a/include/asm-sparc64/mmu_context.h b/include/asm-sparc64/mmu_context.h index 87c43c67866e..08ba72d7722c 100644 --- a/include/asm-sparc64/mmu_context.h +++ b/include/asm-sparc64/mmu_context.h @@ -87,37 +87,35 @@ extern void __flush_tlb_mm(unsigned long, unsigned long); static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, struct task_struct *tsk) { unsigned long ctx_valid; + int cpu; + /* Note: page_table_lock is used here to serialize switch_mm + * and activate_mm, and their calls to get_new_mmu_context. + * This use of page_table_lock is unrelated to its other uses. + */ spin_lock(&mm->page_table_lock); - if (CTX_VALID(mm->context)) - ctx_valid = 1; - else - ctx_valid = 0; + ctx_valid = CTX_VALID(mm->context); + if (!ctx_valid) + get_new_mmu_context(mm); + spin_unlock(&mm->page_table_lock); if (!ctx_valid || (old_mm != mm)) { - if (!ctx_valid) - get_new_mmu_context(mm); - load_secondary_context(mm); reload_tlbmiss_state(tsk, mm); } - { - int cpu = smp_processor_id(); - - /* Even if (mm == old_mm) we _must_ check - * the cpu_vm_mask. If we do not we could - * corrupt the TLB state because of how - * smp_flush_tlb_{page,range,mm} on sparc64 - * and lazy tlb switches work. -DaveM - */ - if (!ctx_valid || !cpu_isset(cpu, mm->cpu_vm_mask)) { - cpu_set(cpu, mm->cpu_vm_mask); - __flush_tlb_mm(CTX_HWBITS(mm->context), - SECONDARY_CONTEXT); - } + /* Even if (mm == old_mm) we _must_ check + * the cpu_vm_mask. If we do not we could + * corrupt the TLB state because of how + * smp_flush_tlb_{page,range,mm} on sparc64 + * and lazy tlb switches work. -DaveM + */ + cpu = smp_processor_id(); + if (!ctx_valid || !cpu_isset(cpu, mm->cpu_vm_mask)) { + cpu_set(cpu, mm->cpu_vm_mask); + __flush_tlb_mm(CTX_HWBITS(mm->context), + SECONDARY_CONTEXT); } - spin_unlock(&mm->page_table_lock); } #define deactivate_mm(tsk,mm) do { } while (0) @@ -127,6 +125,10 @@ static inline void activate_mm(struct mm_struct *active_mm, struct mm_struct *mm { int cpu; + /* Note: page_table_lock is used here to serialize switch_mm + * and activate_mm, and their calls to get_new_mmu_context. + * This use of page_table_lock is unrelated to its other uses. + */ spin_lock(&mm->page_table_lock); if (!CTX_VALID(mm->context)) get_new_mmu_context(mm); diff --git a/include/asm-sparc64/termios.h b/include/asm-sparc64/termios.h index 9777a9cca88a..ee26a071c677 100644 --- a/include/asm-sparc64/termios.h +++ b/include/asm-sparc64/termios.h @@ -38,15 +38,6 @@ struct sunos_ttysize { int st_columns; /* Columns on the terminal */ }; -/* Used for packet mode */ -#define TIOCPKT_DATA 0 -#define TIOCPKT_FLUSHREAD 1 -#define TIOCPKT_FLUSHWRITE 2 -#define TIOCPKT_STOP 4 -#define TIOCPKT_START 8 -#define TIOCPKT_NOSTOP 16 -#define TIOCPKT_DOSTOP 32 - struct winsize { unsigned short ws_row; unsigned short ws_col; diff --git a/include/asm-sparc64/tlb.h b/include/asm-sparc64/tlb.h index 66138d959df5..61c01882b562 100644 --- a/include/asm-sparc64/tlb.h +++ b/include/asm-sparc64/tlb.h @@ -58,11 +58,9 @@ static inline struct mmu_gather *tlb_gather_mmu(struct mm_struct *mm, unsigned i static inline void tlb_flush_mmu(struct mmu_gather *mp) { if (mp->need_flush) { + free_pages_and_swap_cache(mp->pages, mp->pages_nr); + mp->pages_nr = 0; mp->need_flush = 0; - if (!tlb_fast_mode(mp)) { - free_pages_and_swap_cache(mp->pages, mp->pages_nr); - mp->pages_nr = 0; - } } } @@ -78,11 +76,9 @@ static inline void tlb_finish_mmu(struct mmu_gather *mp, unsigned long start, un { tlb_flush_mmu(mp); - if (mp->fullmm) { - if (CTX_VALID(mp->mm->context)) - do_flush_tlb_mm(mp->mm); + if (mp->fullmm) mp->fullmm = 0; - } else + else flush_tlb_pending(); /* keep the page table cache within bounds */ @@ -93,11 +89,11 @@ static inline void tlb_finish_mmu(struct mmu_gather *mp, unsigned long start, un static inline void tlb_remove_page(struct mmu_gather *mp, struct page *page) { - mp->need_flush = 1; if (tlb_fast_mode(mp)) { free_page_and_swap_cache(page); return; } + mp->need_flush = 1; mp->pages[mp->pages_nr++] = page; if (mp->pages_nr >= FREE_PTE_NR) tlb_flush_mmu(mp); diff --git a/include/asm-sparc64/vuid_event.h b/include/asm-sparc64/vuid_event.h deleted file mode 100644 index 9ef4d17ad08f..000000000000 --- a/include/asm-sparc64/vuid_event.h +++ /dev/null @@ -1,40 +0,0 @@ -/* SunOS Virtual User Input Device (VUID) compatibility */ - -typedef struct firm_event { - unsigned short id; /* tag for this event */ - unsigned char pair_type; /* unused by X11 */ - unsigned char pair; /* unused by X11 */ - int value; /* VKEY_UP, VKEY_DOWN or delta */ - struct timeval time; -} Firm_event; - -enum { - FE_PAIR_NONE, - FE_PAIR_SET, - FE_PAIR_DELTA, - FE_PAIR_ABSOLUTE -}; - -/* VUID stream formats */ -#define VUID_NATIVE 0 /* Native byte stream format */ -#define VUID_FIRM_EVENT 1 /* send firm_event structures */ - -/* ioctls */ - /* Set input device byte stream format (any of VUID_{NATIVE,FIRM_EVENT}) */ -#define VUIDSFORMAT _IOW('v', 1, int) - /* Retrieve input device byte stream format */ -#define VUIDGFORMAT _IOR('v', 2, int) - -/* Possible tag values */ -/* mouse buttons: */ -#define MS_LEFT 0x7f20 -#define MS_MIDDLE 0x7f21 -#define MS_RIGHT 0x7f22 -/* motion: */ -#define LOC_X_DELTA 0x7f80 -#define LOC_Y_DELTA 0x7f81 -#define LOC_X_ABSOLUTE 0x7f82 /* X compat, unsupported */ -#define LOC_Y_ABSOLUTE 0x7f83 /* X compat, unsupported */ - -#define VKEY_UP 0 -#define VKEY_DOWN 1 diff --git a/kernel/fork.c b/kernel/fork.c index efac2c58ec7d..158710d22566 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -470,13 +470,6 @@ static int copy_mm(unsigned long clone_flags, struct task_struct * tsk) if (clone_flags & CLONE_VM) { atomic_inc(&oldmm->mm_users); mm = oldmm; - /* - * There are cases where the PTL is held to ensure no - * new threads start up in user mode using an mm, which - * allows optimizing out ipis; the tlb_gather_mmu code - * is an example. - */ - spin_unlock_wait(&oldmm->page_table_lock); goto good_mm; } diff --git a/sound/sparc/cs4231.c b/sound/sparc/cs4231.c index f4361c518e46..1f8d27a6152e 100644 --- a/sound/sparc/cs4231.c +++ b/sound/sparc/cs4231.c @@ -61,13 +61,37 @@ MODULE_DESCRIPTION("Sun CS4231"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{Sun,CS4231}}"); -typedef struct snd_cs4231 { - spinlock_t lock; - void __iomem *port; +#ifdef SBUS_SUPPORT +typedef struct sbus_dma_info { + spinlock_t lock; + int dir; + void __iomem *regs; +} sbus_dma_info_t; +#endif + +typedef struct snd_cs4231 cs4231_t; + +typedef struct cs4231_dma_control { + void (*prepare)(struct cs4231_dma_control *dma_cont, int dir); + void (*enable)(struct cs4231_dma_control *dma_cont, int on); + int (*request)(struct cs4231_dma_control *dma_cont, dma_addr_t bus_addr, size_t len); + unsigned int (*address)(struct cs4231_dma_control *dma_cont); + void (*reset)(cs4231_t *chip); + void (*preallocate)(cs4231_t *chip, snd_pcm_t *pcm); #ifdef EBUS_SUPPORT - struct ebus_dma_info eb2c; - struct ebus_dma_info eb2p; + struct ebus_dma_info ebus_info; +#endif +#ifdef SBUS_SUPPORT + struct sbus_dma_info sbus_info; #endif +} cs4231_dma_control_t; + +struct snd_cs4231 { + spinlock_t lock; + void __iomem *port; + + cs4231_dma_control_t p_dma; + cs4231_dma_control_t c_dma; u32 flags; #define CS4231_FLAG_EBUS 0x00000001 @@ -106,7 +130,7 @@ typedef struct snd_cs4231 { unsigned int irq[2]; unsigned int regs_size; struct snd_cs4231 *next; -} cs4231_t; +}; static cs4231_t *cs4231_list; @@ -251,6 +275,15 @@ static cs4231_t *cs4231_list; #define APCPNVA 0x38UL /* APC Play DMA Next Address */ #define APCPNC 0x3cUL /* APC Play Next Count */ +/* Defines for SBUS DMA-routines */ + +#define APCVA 0x0UL /* APC DMA Address */ +#define APCC 0x4UL /* APC Count */ +#define APCNVA 0x8UL /* APC DMA Next Address */ +#define APCNC 0xcUL /* APC Next Count */ +#define APC_PLAY 0x30UL /* Play registers start at 0x30 */ +#define APC_RECORD 0x20UL /* Record registers start at 0x20 */ + /* APCCSR bits */ #define APC_INT_PENDING 0x800000 /* Interrupt Pending */ @@ -569,8 +602,7 @@ static void snd_cs4231_mce_down(cs4231_t *chip) spin_unlock_irqrestore(&chip->lock, flags); } -#ifdef EBUS_SUPPORT -static void snd_cs4231_ebus_advance_dma(struct ebus_dma_info *p, snd_pcm_substream_t *substream, unsigned int *periods_sent) +static void snd_cs4231_advance_dma(struct cs4231_dma_control *dma_cont, snd_pcm_substream_t *substream, unsigned int *periods_sent) { snd_pcm_runtime_t *runtime = substream->runtime; @@ -581,129 +613,41 @@ static void snd_cs4231_ebus_advance_dma(struct ebus_dma_info *p, snd_pcm_substre if (period_size >= (1 << 24)) BUG(); - if (ebus_dma_request(p, runtime->dma_addr + offset, period_size)) + if (dma_cont->request(dma_cont, runtime->dma_addr + offset, period_size)) return; (*periods_sent) = ((*periods_sent) + 1) % runtime->periods; } } -#endif - -#ifdef SBUS_SUPPORT -static void snd_cs4231_sbus_advance_dma(snd_pcm_substream_t *substream, unsigned int *periods_sent) -{ - cs4231_t *chip = snd_pcm_substream_chip(substream); - snd_pcm_runtime_t *runtime = substream->runtime; - - unsigned int period_size = snd_pcm_lib_period_bytes(substream); - unsigned int offset = period_size * (*periods_sent % runtime->periods); - - if (runtime->period_size > 0xffff + 1) - BUG(); - - switch (substream->stream) { - case SNDRV_PCM_STREAM_PLAYBACK: - sbus_writel(runtime->dma_addr + offset, chip->port + APCPNVA); - sbus_writel(period_size, chip->port + APCPNC); - break; - case SNDRV_PCM_STREAM_CAPTURE: - sbus_writel(runtime->dma_addr + offset, chip->port + APCCNVA); - sbus_writel(period_size, chip->port + APCCNC); - break; - } - - (*periods_sent) = (*periods_sent + 1) % runtime->periods; -} -#endif static void cs4231_dma_trigger(snd_pcm_substream_t *substream, unsigned int what, int on) { cs4231_t *chip = snd_pcm_substream_chip(substream); + cs4231_dma_control_t *dma_cont; -#ifdef EBUS_SUPPORT - if (chip->flags & CS4231_FLAG_EBUS) { - if (what & CS4231_PLAYBACK_ENABLE) { - if (on) { - ebus_dma_prepare(&chip->eb2p, 0); - ebus_dma_enable(&chip->eb2p, 1); - snd_cs4231_ebus_advance_dma(&chip->eb2p, - chip->playback_substream, - &chip->p_periods_sent); - } else { - ebus_dma_enable(&chip->eb2p, 0); - } - } - if (what & CS4231_RECORD_ENABLE) { - if (on) { - ebus_dma_prepare(&chip->eb2c, 1); - ebus_dma_enable(&chip->eb2c, 1); - snd_cs4231_ebus_advance_dma(&chip->eb2c, - chip->capture_substream, - &chip->c_periods_sent); - } else { - ebus_dma_enable(&chip->eb2c, 0); - } - } - } else { -#endif -#ifdef SBUS_SUPPORT - u32 csr = sbus_readl(chip->port + APCCSR); - /* I don't know why, but on sbus the period counter must - * only start counting after the first period is sent. - * Therefore this dummy thing. - */ - unsigned int dummy = 0; - - switch (what) { - case CS4231_PLAYBACK_ENABLE: + if (what & CS4231_PLAYBACK_ENABLE) { + dma_cont = &chip->p_dma; if (on) { - csr &= ~APC_XINT_PLAY; - sbus_writel(csr, chip->port + APCCSR); - - csr &= ~APC_PPAUSE; - sbus_writel(csr, chip->port + APCCSR); - - snd_cs4231_sbus_advance_dma(substream, &dummy); - - csr |= APC_GENL_INT | APC_PLAY_INT | APC_XINT_ENA | - APC_XINT_PLAY | APC_XINT_EMPT | APC_XINT_GENL | - APC_XINT_PENA | APC_PDMA_READY; - sbus_writel(csr, chip->port + APCCSR); + dma_cont->prepare(dma_cont, 0); + dma_cont->enable(dma_cont, 1); + snd_cs4231_advance_dma(dma_cont, + chip->playback_substream, + &chip->p_periods_sent); } else { - csr |= APC_PPAUSE; - sbus_writel(csr, chip->port + APCCSR); - - csr &= ~APC_PDMA_READY; - sbus_writel(csr, chip->port + APCCSR); + dma_cont->enable(dma_cont, 0); } - break; - case CS4231_RECORD_ENABLE: + } + if (what & CS4231_RECORD_ENABLE) { + dma_cont = &chip->c_dma; if (on) { - csr &= ~APC_XINT_CAPT; - sbus_writel(csr, chip->port + APCCSR); - - csr &= ~APC_CPAUSE; - sbus_writel(csr, chip->port + APCCSR); - - snd_cs4231_sbus_advance_dma(substream, &dummy); - - csr |= APC_GENL_INT | APC_CAPT_INT | APC_XINT_ENA | - APC_XINT_CAPT | APC_XINT_CEMP | APC_XINT_GENL | - APC_CDMA_READY; - - sbus_writel(csr, chip->port + APCCSR); + dma_cont->prepare(dma_cont, 1); + dma_cont->enable(dma_cont, 1); + snd_cs4231_advance_dma(dma_cont, + chip->capture_substream, + &chip->c_periods_sent); } else { - csr |= APC_CPAUSE; - sbus_writel(csr, chip->port + APCCSR); - - csr &= ~APC_CDMA_READY; - sbus_writel(csr, chip->port + APCCSR); + dma_cont->enable(dma_cont, 0); } - break; - } -#endif -#ifdef EBUS_SUPPORT } -#endif } static int snd_cs4231_trigger(snd_pcm_substream_t *substream, int cmd) @@ -1136,10 +1080,7 @@ static int snd_cs4231_playback_prepare(snd_pcm_substream_t *substream) if (runtime->period_size > 0xffff + 1) BUG(); - snd_cs4231_out(chip, CS4231_PLY_LWR_CNT, (runtime->period_size - 1) & 0x00ff); - snd_cs4231_out(chip, CS4231_PLY_UPR_CNT, (runtime->period_size - 1) >> 8 & 0x00ff); chip->p_periods_sent = 0; - spin_unlock_irqrestore(&chip->lock, flags); return 0; @@ -1171,16 +1112,14 @@ static int snd_cs4231_capture_hw_free(snd_pcm_substream_t *substream) static int snd_cs4231_capture_prepare(snd_pcm_substream_t *substream) { cs4231_t *chip = snd_pcm_substream_chip(substream); - snd_pcm_runtime_t *runtime = substream->runtime; unsigned long flags; spin_lock_irqsave(&chip->lock, flags); chip->image[CS4231_IFACE_CTRL] &= ~(CS4231_RECORD_ENABLE | CS4231_RECORD_PIO); - snd_cs4231_out(chip, CS4231_REC_LWR_CNT, (runtime->period_size - 1) & 0x00ff); - snd_cs4231_out(chip, CS4231_REC_LWR_CNT, (runtime->period_size - 1) >> 8 & 0x00ff); + chip->c_periods_sent = 0; spin_unlock_irqrestore(&chip->lock, flags); return 0; @@ -1199,134 +1138,55 @@ static void snd_cs4231_overrange(cs4231_t *chip) chip->capture_substream->runtime->overrange++; } -static irqreturn_t snd_cs4231_generic_interrupt(cs4231_t *chip) -{ - unsigned long flags; - unsigned char status; - - /*This is IRQ is not raised by the cs4231*/ - if (!(__cs4231_readb(chip, CS4231P(chip, STATUS)) & CS4231_GLOBALIRQ)) - return IRQ_NONE; - - status = snd_cs4231_in(chip, CS4231_IRQ_STATUS); - - if (status & CS4231_TIMER_IRQ) { - if (chip->timer) - snd_timer_interrupt(chip->timer, chip->timer->sticks); - } - - if (status & CS4231_RECORD_IRQ) - snd_cs4231_overrange(chip); - - /* ACK the CS4231 interrupt. */ - spin_lock_irqsave(&chip->lock, flags); - snd_cs4231_outm(chip, CS4231_IRQ_STATUS, ~CS4231_ALL_IRQS | ~status, 0); - spin_unlock_irqrestore(&chip->lock, flags); - - return 0; -} - -#ifdef SBUS_SUPPORT -static irqreturn_t snd_cs4231_sbus_interrupt(int irq, void *dev_id, struct pt_regs *regs) -{ - cs4231_t *chip = dev_id; - - /* ACK the APC interrupt. */ - u32 csr = sbus_readl(chip->port + APCCSR); - - sbus_writel(csr, chip->port + APCCSR); - - if ((chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE) && - (csr & APC_PLAY_INT) && - (csr & APC_XINT_PNVA) && - !(csr & APC_XINT_EMPT)) { - snd_cs4231_sbus_advance_dma(chip->playback_substream, - &chip->p_periods_sent); - snd_pcm_period_elapsed(chip->playback_substream); - } - - if ((chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE) && - (csr & APC_CAPT_INT) && - (csr & APC_XINT_CNVA)) { - snd_cs4231_sbus_advance_dma(chip->capture_substream, - &chip->c_periods_sent); - snd_pcm_period_elapsed(chip->capture_substream); - } - - return snd_cs4231_generic_interrupt(chip); -} -#endif - -#ifdef EBUS_SUPPORT -static void snd_cs4231_ebus_play_callback(struct ebus_dma_info *p, int event, void *cookie) +static void snd_cs4231_play_callback(cs4231_t *cookie) { cs4231_t *chip = cookie; if (chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE) { snd_pcm_period_elapsed(chip->playback_substream); - snd_cs4231_ebus_advance_dma(p, chip->playback_substream, + snd_cs4231_advance_dma(&chip->p_dma, chip->playback_substream, &chip->p_periods_sent); } } -static void snd_cs4231_ebus_capture_callback(struct ebus_dma_info *p, int event, void *cookie) +static void snd_cs4231_capture_callback(cs4231_t *cookie) { cs4231_t *chip = cookie; if (chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE) { snd_pcm_period_elapsed(chip->capture_substream); - snd_cs4231_ebus_advance_dma(p, chip->capture_substream, + snd_cs4231_advance_dma(&chip->c_dma, chip->capture_substream, &chip->c_periods_sent); } } -#endif static snd_pcm_uframes_t snd_cs4231_playback_pointer(snd_pcm_substream_t *substream) { cs4231_t *chip = snd_pcm_substream_chip(substream); - size_t ptr, residue, period_bytes; - + cs4231_dma_control_t *dma_cont = &chip->p_dma; + size_t ptr; + if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_PLAYBACK_ENABLE)) return 0; - period_bytes = snd_pcm_lib_period_bytes(substream); - ptr = period_bytes * chip->p_periods_sent; -#ifdef EBUS_SUPPORT - if (chip->flags & CS4231_FLAG_EBUS) { - residue = ebus_dma_residue(&chip->eb2p); - } else { -#endif -#ifdef SBUS_SUPPORT - residue = sbus_readl(chip->port + APCPC); -#endif -#ifdef EBUS_SUPPORT - } -#endif - ptr += period_bytes - residue; - + ptr = dma_cont->address(dma_cont); + if (ptr != 0) + ptr -= substream->runtime->dma_addr; + return bytes_to_frames(substream->runtime, ptr); } static snd_pcm_uframes_t snd_cs4231_capture_pointer(snd_pcm_substream_t * substream) { cs4231_t *chip = snd_pcm_substream_chip(substream); - size_t ptr, residue, period_bytes; + cs4231_dma_control_t *dma_cont = &chip->c_dma; + size_t ptr; if (!(chip->image[CS4231_IFACE_CTRL] & CS4231_RECORD_ENABLE)) return 0; - period_bytes = snd_pcm_lib_period_bytes(substream); - ptr = period_bytes * chip->c_periods_sent; -#ifdef EBUS_SUPPORT - if (chip->flags & CS4231_FLAG_EBUS) { - residue = ebus_dma_residue(&chip->eb2c); - } else { -#endif -#ifdef SBUS_SUPPORT - residue = sbus_readl(chip->port + APCCC); -#endif -#ifdef EBUS_SUPPORT - } -#endif - ptr += period_bytes - residue; + ptr = dma_cont->address(dma_cont); + if (ptr != 0) + ptr -= substream->runtime->dma_addr; + return bytes_to_frames(substream->runtime, ptr); } @@ -1362,30 +1222,8 @@ static int snd_cs4231_probe(cs4231_t *chip) spin_lock_irqsave(&chip->lock, flags); - /* Reset DMA engine. */ -#ifdef EBUS_SUPPORT - if (chip->flags & CS4231_FLAG_EBUS) { - /* Done by ebus_dma_register */ - } else { -#endif -#ifdef SBUS_SUPPORT - sbus_writel(APC_CHIP_RESET, chip->port + APCCSR); - sbus_writel(0x00, chip->port + APCCSR); - sbus_writel(sbus_readl(chip->port + APCCSR) | APC_CDC_RESET, - chip->port + APCCSR); - - udelay(20); - - sbus_writel(sbus_readl(chip->port + APCCSR) & ~APC_CDC_RESET, - chip->port + APCCSR); - sbus_writel(sbus_readl(chip->port + APCCSR) | (APC_XINT_ENA | - APC_XINT_PENA | - APC_XINT_CENA), - chip->port + APCCSR); -#endif -#ifdef EBUS_SUPPORT - } -#endif + /* Reset DMA engine (sbus only). */ + chip->p_dma.reset(chip); __cs4231_readb(chip, CS4231P(chip, STATUS)); /* clear any pendings IRQ */ __cs4231_writeb(chip, 0, CS4231P(chip, STATUS)); @@ -1505,8 +1343,8 @@ static int snd_cs4231_playback_close(snd_pcm_substream_t *substream) { cs4231_t *chip = snd_pcm_substream_chip(substream); - chip->playback_substream = NULL; snd_cs4231_close(chip, CS4231_MODE_PLAY); + chip->playback_substream = NULL; return 0; } @@ -1515,8 +1353,8 @@ static int snd_cs4231_capture_close(snd_pcm_substream_t *substream) { cs4231_t *chip = snd_pcm_substream_chip(substream); - chip->capture_substream = NULL; snd_cs4231_close(chip, CS4231_MODE_RECORD); + chip->capture_substream = NULL; return 0; } @@ -1571,21 +1409,7 @@ int snd_cs4231_pcm(cs4231_t *chip) pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; strcpy(pcm->name, "CS4231"); -#ifdef EBUS_SUPPORT - if (chip->flags & CS4231_FLAG_EBUS) { - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, - snd_dma_pci_data(chip->dev_u.pdev), - 64*1024, 128*1024); - } else { -#endif -#ifdef SBUS_SUPPORT - snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_SBUS, - snd_dma_sbus_data(chip->dev_u.sdev), - 64*1024, 128*1024); -#endif -#ifdef EBUS_SUPPORT - } -#endif + chip->p_dma.preallocate(chip, pcm); chip->pcm = pcm; @@ -1942,6 +1766,180 @@ out_err: } #ifdef SBUS_SUPPORT + +static irqreturn_t snd_cs4231_sbus_interrupt(int irq, void *dev_id, struct pt_regs *regs) +{ + unsigned long flags; + unsigned char status; + u32 csr; + cs4231_t *chip = dev_id; + + /*This is IRQ is not raised by the cs4231*/ + if (!(__cs4231_readb(chip, CS4231P(chip, STATUS)) & CS4231_GLOBALIRQ)) + return IRQ_NONE; + + /* ACK the APC interrupt. */ + csr = sbus_readl(chip->port + APCCSR); + + sbus_writel(csr, chip->port + APCCSR); + + if ((csr & APC_PDMA_READY) && + (csr & APC_PLAY_INT) && + (csr & APC_XINT_PNVA) && + !(csr & APC_XINT_EMPT)) + snd_cs4231_play_callback(chip); + + if ((csr & APC_CDMA_READY) && + (csr & APC_CAPT_INT) && + (csr & APC_XINT_CNVA) && + !(csr & APC_XINT_EMPT)) + snd_cs4231_capture_callback(chip); + + status = snd_cs4231_in(chip, CS4231_IRQ_STATUS); + + if (status & CS4231_TIMER_IRQ) { + if (chip->timer) + snd_timer_interrupt(chip->timer, chip->timer->sticks); + } + + if ((status & CS4231_RECORD_IRQ) && (csr & APC_CDMA_READY)) + snd_cs4231_overrange(chip); + + /* ACK the CS4231 interrupt. */ + spin_lock_irqsave(&chip->lock, flags); + snd_cs4231_outm(chip, CS4231_IRQ_STATUS, ~CS4231_ALL_IRQS | ~status, 0); + spin_unlock_irqrestore(&chip->lock, flags); + + return 0; +} + +/* + * SBUS DMA routines + */ + +int sbus_dma_request(struct cs4231_dma_control *dma_cont, dma_addr_t bus_addr, size_t len) +{ + unsigned long flags; + u32 test, csr; + int err; + sbus_dma_info_t *base = &dma_cont->sbus_info; + + if (len >= (1 << 24)) + return -EINVAL; + spin_lock_irqsave(&base->lock, flags); + csr = sbus_readl(base->regs + APCCSR); + err = -EINVAL; + test = APC_CDMA_READY; + if ( base->dir == APC_PLAY ) + test = APC_PDMA_READY; + if (!(csr & test)) + goto out; + err = -EBUSY; + csr = sbus_readl(base->regs + APCCSR); + test = APC_XINT_CNVA; + if ( base->dir == APC_PLAY ) + test = APC_XINT_PNVA; + if (!(csr & test)) + goto out; + err = 0; + sbus_writel(bus_addr, base->regs + base->dir + APCNVA); + sbus_writel(len, base->regs + base->dir + APCNC); +out: + spin_unlock_irqrestore(&base->lock, flags); + return err; +} + +void sbus_dma_prepare(struct cs4231_dma_control *dma_cont, int d) +{ + unsigned long flags; + u32 csr, test; + sbus_dma_info_t *base = &dma_cont->sbus_info; + + spin_lock_irqsave(&base->lock, flags); + csr = sbus_readl(base->regs + APCCSR); + test = APC_GENL_INT | APC_PLAY_INT | APC_XINT_ENA | + APC_XINT_PLAY | APC_XINT_PEMP | APC_XINT_GENL | + APC_XINT_PENA; + if ( base->dir == APC_RECORD ) + test = APC_GENL_INT | APC_CAPT_INT | APC_XINT_ENA | + APC_XINT_CAPT | APC_XINT_CEMP | APC_XINT_GENL; + csr |= test; + sbus_writel(csr, base->regs + APCCSR); + spin_unlock_irqrestore(&base->lock, flags); +} + +void sbus_dma_enable(struct cs4231_dma_control *dma_cont, int on) +{ + unsigned long flags; + u32 csr, shift; + sbus_dma_info_t *base = &dma_cont->sbus_info; + + spin_lock_irqsave(&base->lock, flags); + if (!on) { + if (base->dir == APC_PLAY) { + sbus_writel(0, base->regs + base->dir + APCNVA); + sbus_writel(1, base->regs + base->dir + APCC); + } + else + { + sbus_writel(0, base->regs + base->dir + APCNC); + sbus_writel(0, base->regs + base->dir + APCVA); + } + } + udelay(600); + csr = sbus_readl(base->regs + APCCSR); + shift = 0; + if ( base->dir == APC_PLAY ) + shift = 1; + if (on) + csr &= ~(APC_CPAUSE << shift); + else + csr |= (APC_CPAUSE << shift); + sbus_writel(csr, base->regs + APCCSR); + if (on) + csr |= (APC_CDMA_READY << shift); + else + csr &= ~(APC_CDMA_READY << shift); + sbus_writel(csr, base->regs + APCCSR); + + spin_unlock_irqrestore(&base->lock, flags); +} + +unsigned int sbus_dma_addr(struct cs4231_dma_control *dma_cont) +{ + sbus_dma_info_t *base = &dma_cont->sbus_info; + + return sbus_readl(base->regs + base->dir + APCVA); +} + +void sbus_dma_reset(cs4231_t *chip) +{ + sbus_writel(APC_CHIP_RESET, chip->port + APCCSR); + sbus_writel(0x00, chip->port + APCCSR); + sbus_writel(sbus_readl(chip->port + APCCSR) | APC_CDC_RESET, + chip->port + APCCSR); + + udelay(20); + + sbus_writel(sbus_readl(chip->port + APCCSR) & ~APC_CDC_RESET, + chip->port + APCCSR); + sbus_writel(sbus_readl(chip->port + APCCSR) | (APC_XINT_ENA | + APC_XINT_PENA | + APC_XINT_CENA), + chip->port + APCCSR); +} + +void sbus_dma_preallocate(cs4231_t *chip, snd_pcm_t *pcm) +{ + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_SBUS, + snd_dma_sbus_data(chip->dev_u.sdev), + 64*1024, 128*1024); +} + +/* + * Init and exit routines + */ + static int snd_cs4231_sbus_free(cs4231_t *chip) { if (chip->irq[0]) @@ -1983,6 +1981,8 @@ static int __init snd_cs4231_sbus_create(snd_card_t *card, return -ENOMEM; spin_lock_init(&chip->lock); + spin_lock_init(&chip->c_dma.sbus_info.lock); + spin_lock_init(&chip->p_dma.sbus_info.lock); init_MUTEX(&chip->mce_mutex); init_MUTEX(&chip->open_mutex); chip->card = card; @@ -1998,6 +1998,25 @@ static int __init snd_cs4231_sbus_create(snd_card_t *card, return -EIO; } + chip->c_dma.sbus_info.regs = chip->port; + chip->p_dma.sbus_info.regs = chip->port; + chip->c_dma.sbus_info.dir = APC_RECORD; + chip->p_dma.sbus_info.dir = APC_PLAY; + + chip->p_dma.prepare = sbus_dma_prepare; + chip->p_dma.enable = sbus_dma_enable; + chip->p_dma.request = sbus_dma_request; + chip->p_dma.address = sbus_dma_addr; + chip->p_dma.reset = sbus_dma_reset; + chip->p_dma.preallocate = sbus_dma_preallocate; + + chip->c_dma.prepare = sbus_dma_prepare; + chip->c_dma.enable = sbus_dma_enable; + chip->c_dma.request = sbus_dma_request; + chip->c_dma.address = sbus_dma_addr; + chip->c_dma.reset = sbus_dma_reset; + chip->c_dma.preallocate = sbus_dma_preallocate; + if (request_irq(sdev->irqs[0], snd_cs4231_sbus_interrupt, SA_SHIRQ, "cs4231", chip)) { snd_printdd("cs4231-%d: Unable to grab SBUS IRQ %s\n", @@ -2051,15 +2070,70 @@ static int cs4231_sbus_attach(struct sbus_dev *sdev) #endif #ifdef EBUS_SUPPORT + +static void snd_cs4231_ebus_play_callback(struct ebus_dma_info *p, int event, void *cookie) +{ + cs4231_t *chip = cookie; + + snd_cs4231_play_callback(chip); +} + +static void snd_cs4231_ebus_capture_callback(struct ebus_dma_info *p, int event, void *cookie) +{ + cs4231_t *chip = cookie; + + snd_cs4231_capture_callback(chip); +} + +/* + * EBUS DMA wrappers + */ + +int _ebus_dma_request(struct cs4231_dma_control *dma_cont, dma_addr_t bus_addr, size_t len) +{ + return ebus_dma_request(&dma_cont->ebus_info, bus_addr, len); +} + +void _ebus_dma_enable(struct cs4231_dma_control *dma_cont, int on) +{ + ebus_dma_enable(&dma_cont->ebus_info, on); +} + +void _ebus_dma_prepare(struct cs4231_dma_control *dma_cont, int dir) +{ + ebus_dma_prepare(&dma_cont->ebus_info, dir); +} + +unsigned int _ebus_dma_addr(struct cs4231_dma_control *dma_cont) +{ + return ebus_dma_addr(&dma_cont->ebus_info); +} + +void _ebus_dma_reset(cs4231_t *chip) +{ + return; +} + +void _ebus_dma_preallocate(cs4231_t *chip, snd_pcm_t *pcm) +{ + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV, + snd_dma_pci_data(chip->dev_u.pdev), + 64*1024, 128*1024); +} + +/* + * Init and exit routines + */ + static int snd_cs4231_ebus_free(cs4231_t *chip) { - if (chip->eb2c.regs) { - ebus_dma_unregister(&chip->eb2c); - iounmap(chip->eb2c.regs); + if (chip->c_dma.ebus_info.regs) { + ebus_dma_unregister(&chip->c_dma.ebus_info); + iounmap(chip->c_dma.ebus_info.regs); } - if (chip->eb2p.regs) { - ebus_dma_unregister(&chip->eb2p); - iounmap(chip->eb2p.regs); + if (chip->p_dma.ebus_info.regs) { + ebus_dma_unregister(&chip->p_dma.ebus_info); + iounmap(chip->p_dma.ebus_info.regs); } if (chip->port) @@ -2097,8 +2171,8 @@ static int __init snd_cs4231_ebus_create(snd_card_t *card, return -ENOMEM; spin_lock_init(&chip->lock); - spin_lock_init(&chip->eb2c.lock); - spin_lock_init(&chip->eb2p.lock); + spin_lock_init(&chip->c_dma.ebus_info.lock); + spin_lock_init(&chip->p_dma.ebus_info.lock); init_MUTEX(&chip->mce_mutex); init_MUTEX(&chip->open_mutex); chip->flags |= CS4231_FLAG_EBUS; @@ -2106,43 +2180,57 @@ static int __init snd_cs4231_ebus_create(snd_card_t *card, chip->dev_u.pdev = edev->bus->self; memcpy(&chip->image, &snd_cs4231_original_image, sizeof(snd_cs4231_original_image)); - strcpy(chip->eb2c.name, "cs4231(capture)"); - chip->eb2c.flags = EBUS_DMA_FLAG_USE_EBDMA_HANDLER; - chip->eb2c.callback = snd_cs4231_ebus_capture_callback; - chip->eb2c.client_cookie = chip; - chip->eb2c.irq = edev->irqs[0]; - strcpy(chip->eb2p.name, "cs4231(play)"); - chip->eb2p.flags = EBUS_DMA_FLAG_USE_EBDMA_HANDLER; - chip->eb2p.callback = snd_cs4231_ebus_play_callback; - chip->eb2p.client_cookie = chip; - chip->eb2p.irq = edev->irqs[1]; + strcpy(chip->c_dma.ebus_info.name, "cs4231(capture)"); + chip->c_dma.ebus_info.flags = EBUS_DMA_FLAG_USE_EBDMA_HANDLER; + chip->c_dma.ebus_info.callback = snd_cs4231_ebus_capture_callback; + chip->c_dma.ebus_info.client_cookie = chip; + chip->c_dma.ebus_info.irq = edev->irqs[0]; + strcpy(chip->p_dma.ebus_info.name, "cs4231(play)"); + chip->p_dma.ebus_info.flags = EBUS_DMA_FLAG_USE_EBDMA_HANDLER; + chip->p_dma.ebus_info.callback = snd_cs4231_ebus_play_callback; + chip->p_dma.ebus_info.client_cookie = chip; + chip->p_dma.ebus_info.irq = edev->irqs[1]; + + chip->p_dma.prepare = _ebus_dma_prepare; + chip->p_dma.enable = _ebus_dma_enable; + chip->p_dma.request = _ebus_dma_request; + chip->p_dma.address = _ebus_dma_addr; + chip->p_dma.reset = _ebus_dma_reset; + chip->p_dma.preallocate = _ebus_dma_preallocate; + + chip->c_dma.prepare = _ebus_dma_prepare; + chip->c_dma.enable = _ebus_dma_enable; + chip->c_dma.request = _ebus_dma_request; + chip->c_dma.address = _ebus_dma_addr; + chip->c_dma.reset = _ebus_dma_reset; + chip->c_dma.preallocate = _ebus_dma_preallocate; chip->port = ioremap(edev->resource[0].start, 0x10); - chip->eb2p.regs = ioremap(edev->resource[1].start, 0x10); - chip->eb2c.regs = ioremap(edev->resource[2].start, 0x10); - if (!chip->port || !chip->eb2p.regs || !chip->eb2c.regs) { + chip->p_dma.ebus_info.regs = ioremap(edev->resource[1].start, 0x10); + chip->c_dma.ebus_info.regs = ioremap(edev->resource[2].start, 0x10); + if (!chip->port || !chip->p_dma.ebus_info.regs || !chip->c_dma.ebus_info.regs) { snd_cs4231_ebus_free(chip); snd_printdd("cs4231-%d: Unable to map chip registers.\n", dev); return -EIO; } - if (ebus_dma_register(&chip->eb2c)) { + if (ebus_dma_register(&chip->c_dma.ebus_info)) { snd_cs4231_ebus_free(chip); snd_printdd("cs4231-%d: Unable to register EBUS capture DMA\n", dev); return -EBUSY; } - if (ebus_dma_irq_enable(&chip->eb2c, 1)) { + if (ebus_dma_irq_enable(&chip->c_dma.ebus_info, 1)) { snd_cs4231_ebus_free(chip); snd_printdd("cs4231-%d: Unable to enable EBUS capture IRQ\n", dev); return -EBUSY; } - if (ebus_dma_register(&chip->eb2p)) { + if (ebus_dma_register(&chip->p_dma.ebus_info)) { snd_cs4231_ebus_free(chip); snd_printdd("cs4231-%d: Unable to register EBUS play DMA\n", dev); return -EBUSY; } - if (ebus_dma_irq_enable(&chip->eb2p, 1)) { + if (ebus_dma_irq_enable(&chip->p_dma.ebus_info, 1)) { snd_cs4231_ebus_free(chip); snd_printdd("cs4231-%d: Unable to enable EBUS play IRQ\n", dev); return -EBUSY; |
