Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
diff --git a/Documentation/ioctl-number.txt b/Documentation/ioctl-number.txt
index 769f925..87f4d05 100644
--- a/Documentation/ioctl-number.txt
+++ b/Documentation/ioctl-number.txt
@@ -130,8 +130,6 @@
<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 6537445..3cfb8be 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -201,6 +201,14 @@
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 3d22ba2..1b83e21 100644
--- a/arch/sparc/kernel/Makefile
+++ b/arch/sparc/kernel/Makefile
@@ -21,6 +21,7 @@
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 0000000..2a3afca
--- /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 df1c0b3..a6ba3d2 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 e6a0032..92e2630 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 @@
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(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 c1f3423..bf1849d 100644
--- a/arch/sparc64/kernel/setup.c
+++ b/arch/sparc64/kernel/setup.c
@@ -154,6 +154,7 @@
pud_t *pudp;
pmd_t *pmdp;
pte_t *ptep;
+ pte_t pte;
for_each_process(p) {
mm = p->mm;
@@ -178,8 +179,9 @@
* 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 @@
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 @@
* 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 aecccd0..009a86e 100644
--- a/arch/sparc64/kernel/signal32.c
+++ b/arch/sparc64/kernel/signal32.c
@@ -863,6 +863,7 @@
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 @@
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 b137fd6..5d90ee9 100644
--- a/arch/sparc64/kernel/smp.c
+++ b/arch/sparc64/kernel/smp.c
@@ -839,43 +839,29 @@
* 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;
- }
-
- 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);
-
- put_cpu();
+ 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);
+
+local_flush_and_out:
+ __flush_tlb_mm(ctx, SECONDARY_CONTEXT);
+
+ put_cpu();
}
void smp_flush_tlb_pending(struct mm_struct *mm, unsigned long nr, unsigned long *vaddrs)
@@ -883,34 +869,13 @@
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);
+ else
+ smp_cross_call_masked(&xcall_flush_tlb_pending,
+ ctx, nr, (unsigned long) vaddrs,
+ mm->cpu_vm_mask);
- /* 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);
-
-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 7654b8a..3f619ea 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 38c5525..459c8fb 100644
--- a/arch/sparc64/kernel/time.c
+++ b/arch/sparc64/kernel/time.c
@@ -60,17 +60,6 @@
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 @@
.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 c82abeb..071ae24 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 @@
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 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 24ed589..39f5421 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 @@
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 @@
* 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 @@
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 ba56762..19e8edd 100644
--- a/drivers/sbus/char/envctrl.c
+++ b/drivers/sbus/char/envctrl.c
@@ -654,9 +654,8 @@
/* 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 @@
}
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 58ed337..5028ac2 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 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 656c0e8..f073853 100644
--- a/drivers/serial/sunsu.c
+++ b/drivers/serial/sunsu.c
@@ -1441,7 +1441,7 @@
* - 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 3280bb9..414c440 100644
--- a/drivers/video/cg6.c
+++ b/drivers/video/cg6.c
@@ -653,12 +653,6 @@
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 e1fbf8f..0000000
--- 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 52ecb52..0000000
--- 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 cf16173..0000000
--- 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 3cf496b..0000000
--- 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 0a8ad4c..d05f83c 100644
--- a/include/asm-sparc/termios.h
+++ b/include/asm-sparc/termios.h
@@ -38,15 +38,6 @@
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 7781e9f2..0000000
--- 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 cf16173..0000000
--- 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 543e4e5..7a408a0 100644
--- a/include/asm-sparc64/ebus.h
+++ b/include/asm-sparc64/ebus.h
@@ -79,6 +79,7 @@
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 3cf496b..0000000
--- 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 87c43c6..08ba72d 100644
--- a/include/asm-sparc64/mmu_context.h
+++ b/include/asm-sparc64/mmu_context.h
@@ -87,37 +87,35 @@
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 @@
{
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 9777a9c..ee26a07 100644
--- a/include/asm-sparc64/termios.h
+++ b/include/asm-sparc64/termios.h
@@ -38,15 +38,6 @@
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 66138d9..61c0188 100644
--- a/include/asm-sparc64/tlb.h
+++ b/include/asm-sparc64/tlb.h
@@ -58,11 +58,9 @@
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 @@
{
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_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 9ef4d17..0000000
--- 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 efac2c5..158710d 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -470,13 +470,6 @@
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 f4361c5..1f8d27a 100644
--- a/sound/sparc/cs4231.c
+++ b/sound/sparc/cs4231.c
@@ -61,13 +61,37 @@
MODULE_LICENSE("GPL");
MODULE_SUPPORTED_DEVICE("{{Sun,CS4231}}");
-typedef struct snd_cs4231 {
+#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 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;
-#ifdef EBUS_SUPPORT
- struct ebus_dma_info eb2c;
- struct ebus_dma_info eb2p;
-#endif
+
+ cs4231_dma_control_t p_dma;
+ cs4231_dma_control_t c_dma;
u32 flags;
#define CS4231_FLAG_EBUS 0x00000001
@@ -106,7 +130,7 @@
unsigned int irq[2];
unsigned int regs_size;
struct snd_cs4231 *next;
-} cs4231_t;
+};
static cs4231_t *cs4231_list;
@@ -251,6 +275,15 @@
#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 @@
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 @@
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 @@
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_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 @@
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 @@
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 @@
{
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 @@
{
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 @@
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 @@
}
#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 @@
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 @@
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 @@
#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 @@
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 @@
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;