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authorLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-18 14:39:44 -0700
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-18 14:39:44 -0700
commit9cf52b2921fbe62566b6b2ee79f71203749c9e5e (patch)
tree5705ab0af0adfb7043407b5a4ffbf43fcbff42bd /include/asm-sparc64
parent952184304fbf030f0133d8b66a91b2847dce729e (diff)
parent5c45708352a040f19caceb683c78bc86aad466f6 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6
* 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/sparc-2.6: [SPARC/64]: Consolidate of_register_driver [SPARC] Videopix Frame Grabber: Convert device_lock_sem to mutex [SPARC]: Support for new termios. [SPARC64]: Check of_get_property() return in pci_determine_mem_io_space(). [SPARC64]: Fix boot failures due to bootmem. [SPARC64]: Implement atomic backoff.
Diffstat (limited to 'include/asm-sparc64')
-rw-r--r--include/asm-sparc64/backoff.h28
-rw-r--r--include/asm-sparc64/ioctls.h4
-rw-r--r--include/asm-sparc64/of_platform.h5
-rw-r--r--include/asm-sparc64/termbits.h17
-rw-r--r--include/asm-sparc64/termios.h42
5 files changed, 90 insertions, 6 deletions
diff --git a/include/asm-sparc64/backoff.h b/include/asm-sparc64/backoff.h
new file mode 100644
index 000000000000..0e32f8b62fd2
--- /dev/null
+++ b/include/asm-sparc64/backoff.h
@@ -0,0 +1,28 @@
+#ifndef _SPARC64_BACKOFF_H
+#define _SPARC64_BACKOFF_H
+
+#define BACKOFF_LIMIT (4 * 1024)
+
+#ifdef CONFIG_SMP
+
+#define BACKOFF_SETUP(reg) \
+ mov 1, reg
+
+#define BACKOFF_SPIN(reg, tmp, label) \
+ mov reg, tmp; \
+88: brnz,pt tmp, 88b; \
+ sub tmp, 1, tmp; \
+ cmp reg, BACKOFF_LIMIT; \
+ bg,pn %xcc, label; \
+ nop; \
+ ba,pt %xcc, label; \
+ sllx reg, 1, reg;
+
+#else
+
+#define BACKOFF_SETUP(reg)
+#define BACKOFF_SPIN(reg, tmp, label)
+
+#endif
+
+#endif /* _SPARC64_BACKOFF_H */
diff --git a/include/asm-sparc64/ioctls.h b/include/asm-sparc64/ioctls.h
index 2223b6d0e5ed..083c9a0f37de 100644
--- a/include/asm-sparc64/ioctls.h
+++ b/include/asm-sparc64/ioctls.h
@@ -16,6 +16,10 @@
#define TCSETS _IOW('T', 9, struct termios)
#define TCSETSW _IOW('T', 10, struct termios)
#define TCSETSF _IOW('T', 11, struct termios)
+#define TCGETS2 _IOR('T', 12, struct termios2)
+#define TCSETS2 _IOW('T', 13, struct termios2)
+#define TCSETSW2 _IOW('T', 14, struct termios2)
+#define TCSETSF2 _IOW('T', 15, struct termios2)
/* Note that all the ioctls that are not available in Linux have a
* double underscore on the front to: a) avoid some programs to
diff --git a/include/asm-sparc64/of_platform.h b/include/asm-sparc64/of_platform.h
index f7c1f17c7d52..f15cfa723916 100644
--- a/include/asm-sparc64/of_platform.h
+++ b/include/asm-sparc64/of_platform.h
@@ -19,12 +19,9 @@
extern struct bus_type isa_bus_type;
extern struct bus_type ebus_bus_type;
extern struct bus_type sbus_bus_type;
-extern struct bus_type of_platform_bus_type;
+
#define of_bus_type of_platform_bus_type /* for compatibility */
-extern int of_register_driver(struct of_platform_driver *drv,
- struct bus_type *bus);
-extern void of_unregister_driver(struct of_platform_driver *drv);
extern struct of_device *of_platform_device_create(struct device_node *np,
const char *bus_id,
struct device *parent,
diff --git a/include/asm-sparc64/termbits.h b/include/asm-sparc64/termbits.h
index 705cd44b4173..ebe31c152f16 100644
--- a/include/asm-sparc64/termbits.h
+++ b/include/asm-sparc64/termbits.h
@@ -5,8 +5,6 @@
typedef unsigned char cc_t;
typedef unsigned int speed_t;
-
-/* XXX is this right for sparc64? it was an unsigned long... XXX */
typedef unsigned int tcflag_t;
#define NCC 8
@@ -33,6 +31,18 @@ struct termios {
#endif
};
+struct termios2 {
+ tcflag_t c_iflag; /* input mode flags */
+ tcflag_t c_oflag; /* output mode flags */
+ tcflag_t c_cflag; /* control mode flags */
+ tcflag_t c_lflag; /* local mode flags */
+ cc_t c_line; /* line discipline */
+ cc_t c_cc[NCCS]; /* control characters */
+ cc_t _x_cc[2]; /* padding to match ktermios */
+ speed_t c_ispeed; /* input speed */
+ speed_t c_ospeed; /* output speed */
+};
+
struct ktermios {
tcflag_t c_iflag; /* input mode flags */
tcflag_t c_oflag; /* output mode flags */
@@ -161,6 +171,7 @@ struct ktermios {
#define HUPCL 0x00000400
#define CLOCAL 0x00000800
#define CBAUDEX 0x00001000
+#define BOTHER 0x00001000
#define B57600 0x00001001
#define B115200 0x00001002
#define B230400 0x00001003
@@ -190,6 +201,8 @@ struct ktermios {
#define CMSPAR 0x40000000 /* mark or space (stick) parity */
#define CRTSCTS 0x80000000 /* flow control */
+#define IBSHIFT 16 /* Shift from CBAUD to CIBAUD */
+
/* c_lflag bits */
#define ISIG 0x00000001
#define ICANON 0x00000002
diff --git a/include/asm-sparc64/termios.h b/include/asm-sparc64/termios.h
index f05d390993d5..ef527211f8a8 100644
--- a/include/asm-sparc64/termios.h
+++ b/include/asm-sparc64/termios.h
@@ -123,6 +123,8 @@ struct winsize {
err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
} \
+ err |= get_user((k)->c_ispeed, &(u)->c_ispeed); \
+ err |= get_user((k)->c_ospeed, &(u)->c_ospeed); \
err; \
})
@@ -142,6 +144,46 @@ struct winsize {
err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
} \
+ err |= put_user((k)->c_ispeed, &(u)->c_ispeed); \
+ err |= put_user((k)->c_ospeed, &(u)->c_ospeed); \
+ err; \
+})
+
+#define user_termios_to_kernel_termios_1(k, u) \
+({ \
+ int err; \
+ err = get_user((k)->c_iflag, &(u)->c_iflag); \
+ err |= get_user((k)->c_oflag, &(u)->c_oflag); \
+ err |= get_user((k)->c_cflag, &(u)->c_cflag); \
+ err |= get_user((k)->c_lflag, &(u)->c_lflag); \
+ err |= get_user((k)->c_line, &(u)->c_line); \
+ err |= copy_from_user((k)->c_cc, (u)->c_cc, NCCS); \
+ if((k)->c_lflag & ICANON) { \
+ err |= get_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
+ err |= get_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
+ } else { \
+ err |= get_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
+ err |= get_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
+ } \
+ err; \
+})
+
+#define kernel_termios_to_user_termios_1(u, k) \
+({ \
+ int err; \
+ err = put_user((k)->c_iflag, &(u)->c_iflag); \
+ err |= put_user((k)->c_oflag, &(u)->c_oflag); \
+ err |= put_user((k)->c_cflag, &(u)->c_cflag); \
+ err |= put_user((k)->c_lflag, &(u)->c_lflag); \
+ err |= put_user((k)->c_line, &(u)->c_line); \
+ err |= copy_to_user((u)->c_cc, (k)->c_cc, NCCS); \
+ if(!((k)->c_lflag & ICANON)) { \
+ err |= put_user((k)->c_cc[VMIN], &(u)->c_cc[_VMIN]); \
+ err |= put_user((k)->c_cc[VTIME], &(u)->c_cc[_VTIME]); \
+ } else { \
+ err |= put_user((k)->c_cc[VEOF], &(u)->c_cc[VEOF]); \
+ err |= put_user((k)->c_cc[VEOL], &(u)->c_cc[VEOL]); \
+ } \
err; \
})