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authorLinus Torvalds <torvalds@linux-foundation.org>2011-04-01 08:54:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-04-01 08:54:14 -0700
commitafdef69c7ff7d0bf59e3cafc187aefb12878dbe3 (patch)
tree6b8e341c9a25b3e66d6e8027a03c76afd6508d0d
parent84daeb09ef2b11cb0b29e100766e38e206c8bc47 (diff)
parent47c7c97a93a5b8f719093dbf83555090b3b8228b (diff)
downloadlinux-afdef69c7ff7d0bf59e3cafc187aefb12878dbe3.tar.bz2
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-2.6: sparc32: Pass task_struct to schedule_tail() in ret_from_fork apbuart: Depend upon sparc. sparc64: Fix section mis-match errors. sparc32,leon: Fixed APBUART frequency detection sparc32, leon: APBUART driver must use archdata to get IRQ number sparc: Hook up syncfs system call.
-rw-r--r--arch/sparc/include/asm/unistd.h3
-rw-r--r--arch/sparc/kernel/auxio_64.c2
-rw-r--r--arch/sparc/kernel/central.c4
-rw-r--r--arch/sparc/kernel/ds.c2
-rw-r--r--arch/sparc/kernel/entry.S2
-rw-r--r--arch/sparc/kernel/mdesc.c2
-rw-r--r--arch/sparc/kernel/pci_fire.c2
-rw-r--r--arch/sparc/kernel/pci_psycho.c2
-rw-r--r--arch/sparc/kernel/pci_sabre.c2
-rw-r--r--arch/sparc/kernel/pci_schizo.c2
-rw-r--r--arch/sparc/kernel/pci_sun4v.c2
-rw-r--r--arch/sparc/kernel/power.c2
-rw-r--r--arch/sparc/kernel/systbls_32.S2
-rw-r--r--arch/sparc/kernel/systbls_64.S2
-rw-r--r--arch/sparc/kernel/time_64.c6
-rw-r--r--drivers/tty/serial/Kconfig2
-rw-r--r--drivers/tty/serial/apbuart.c34
17 files changed, 32 insertions, 41 deletions
diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h
index 2f475d7c0b53..9d897b6db983 100644
--- a/arch/sparc/include/asm/unistd.h
+++ b/arch/sparc/include/asm/unistd.h
@@ -403,8 +403,9 @@
#define __NR_name_to_handle_at 332
#define __NR_open_by_handle_at 333
#define __NR_clock_adjtime 334
+#define __NR_syncfs 335
-#define NR_syscalls 335
+#define NR_syscalls 336
#ifdef __32bit_syscall_numbers__
/* Sparc 32-bit only has the "setresuid32", "getresuid32" variants,
diff --git a/arch/sparc/kernel/auxio_64.c b/arch/sparc/kernel/auxio_64.c
index 2abace076c7d..773091ac71a3 100644
--- a/arch/sparc/kernel/auxio_64.c
+++ b/arch/sparc/kernel/auxio_64.c
@@ -93,7 +93,7 @@ void auxio_set_lte(int on)
}
EXPORT_SYMBOL(auxio_set_lte);
-static struct of_device_id __initdata auxio_match[] = {
+static const struct of_device_id auxio_match[] = {
{
.name = "auxio",
},
diff --git a/arch/sparc/kernel/central.c b/arch/sparc/kernel/central.c
index 136d3718a74a..7eef3f741963 100644
--- a/arch/sparc/kernel/central.c
+++ b/arch/sparc/kernel/central.c
@@ -140,7 +140,7 @@ out_free:
goto out;
}
-static struct of_device_id __initdata clock_board_match[] = {
+static const struct of_device_id clock_board_match[] = {
{
.name = "clock-board",
},
@@ -245,7 +245,7 @@ out_free:
goto out;
}
-static struct of_device_id __initdata fhc_match[] = {
+static const struct of_device_id fhc_match[] = {
{
.name = "fhc",
},
diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c
index 4a700f4b79ce..3add4de8a1a9 100644
--- a/arch/sparc/kernel/ds.c
+++ b/arch/sparc/kernel/ds.c
@@ -1218,7 +1218,7 @@ static int ds_remove(struct vio_dev *vdev)
return 0;
}
-static struct vio_device_id __initdata ds_match[] = {
+static const struct vio_device_id ds_match[] = {
{
.type = "domain-services-port",
},
diff --git a/arch/sparc/kernel/entry.S b/arch/sparc/kernel/entry.S
index 1504df8ddf70..906ee3e24cc9 100644
--- a/arch/sparc/kernel/entry.S
+++ b/arch/sparc/kernel/entry.S
@@ -1283,7 +1283,7 @@ linux_syscall_trace:
.globl ret_from_fork
ret_from_fork:
call schedule_tail
- mov %g3, %o0
+ ld [%g3 + TI_TASK], %o0
b ret_sys_call
ld [%sp + STACKFRAME_SZ + PT_I0], %o0
diff --git a/arch/sparc/kernel/mdesc.c b/arch/sparc/kernel/mdesc.c
index 6addb914fcc8..56db06432ce9 100644
--- a/arch/sparc/kernel/mdesc.c
+++ b/arch/sparc/kernel/mdesc.c
@@ -107,7 +107,7 @@ static struct mdesc_handle * __init mdesc_memblock_alloc(unsigned int mdesc_size
return hp;
}
-static void mdesc_memblock_free(struct mdesc_handle *hp)
+static void __init mdesc_memblock_free(struct mdesc_handle *hp)
{
unsigned int alloc_size;
unsigned long start;
diff --git a/arch/sparc/kernel/pci_fire.c b/arch/sparc/kernel/pci_fire.c
index 3d70f8326efd..d29a32fcc5e4 100644
--- a/arch/sparc/kernel/pci_fire.c
+++ b/arch/sparc/kernel/pci_fire.c
@@ -496,7 +496,7 @@ out_err:
return err;
}
-static struct of_device_id __initdata fire_match[] = {
+static const struct of_device_id fire_match[] = {
{
.name = "pci",
.compatible = "pciex108e,80f0",
diff --git a/arch/sparc/kernel/pci_psycho.c b/arch/sparc/kernel/pci_psycho.c
index 56ee745064de..86ae08d9b6ee 100644
--- a/arch/sparc/kernel/pci_psycho.c
+++ b/arch/sparc/kernel/pci_psycho.c
@@ -592,7 +592,7 @@ out_err:
return err;
}
-static struct of_device_id __initdata psycho_match[] = {
+static const struct of_device_id psycho_match[] = {
{
.name = "pci",
.compatible = "pci108e,8000",
diff --git a/arch/sparc/kernel/pci_sabre.c b/arch/sparc/kernel/pci_sabre.c
index 2857073342d2..948068a083fc 100644
--- a/arch/sparc/kernel/pci_sabre.c
+++ b/arch/sparc/kernel/pci_sabre.c
@@ -581,7 +581,7 @@ out_err:
return err;
}
-static struct of_device_id __initdata sabre_match[] = {
+static const struct of_device_id sabre_match[] = {
{
.name = "pci",
.compatible = "pci108e,a001",
diff --git a/arch/sparc/kernel/pci_schizo.c b/arch/sparc/kernel/pci_schizo.c
index 1d41af73a92f..fecfcb2063c8 100644
--- a/arch/sparc/kernel/pci_schizo.c
+++ b/arch/sparc/kernel/pci_schizo.c
@@ -1470,7 +1470,7 @@ static int __devinit schizo_probe(struct platform_device *op)
* and pci108e,8001. So list the chips in reverse chronological
* order.
*/
-static struct of_device_id __initdata schizo_match[] = {
+static const struct of_device_id schizo_match[] = {
{
.name = "pci",
.compatible = "pci108e,a801",
diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c
index 6cf534681788..b01a06e9ae4e 100644
--- a/arch/sparc/kernel/pci_sun4v.c
+++ b/arch/sparc/kernel/pci_sun4v.c
@@ -998,7 +998,7 @@ out_err:
return err;
}
-static struct of_device_id __initdata pci_sun4v_match[] = {
+static const struct of_device_id pci_sun4v_match[] = {
{
.name = "pci",
.compatible = "SUNW,sun4v-pci",
diff --git a/arch/sparc/kernel/power.c b/arch/sparc/kernel/power.c
index cd725fe238b2..cb4c0f57c024 100644
--- a/arch/sparc/kernel/power.c
+++ b/arch/sparc/kernel/power.c
@@ -52,7 +52,7 @@ static int __devinit power_probe(struct platform_device *op)
return 0;
}
-static struct of_device_id __initdata power_match[] = {
+static const struct of_device_id power_match[] = {
{
.name = "power",
},
diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S
index 4b86eaf04fe5..47ac73c32e88 100644
--- a/arch/sparc/kernel/systbls_32.S
+++ b/arch/sparc/kernel/systbls_32.S
@@ -84,4 +84,4 @@ sys_call_table:
/*320*/ .long sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, sys_preadv
/*325*/ .long sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg, sys_fanotify_init
/*330*/ .long sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime
-
+/*335*/ .long sys_syncfs
diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S
index 0331bafdf3a3..4f3170c1ef47 100644
--- a/arch/sparc/kernel/systbls_64.S
+++ b/arch/sparc/kernel/systbls_64.S
@@ -85,6 +85,7 @@ sys_call_table32:
/*320*/ .word sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, compat_sys_preadv
.word compat_sys_pwritev, compat_sys_rt_tgsigqueueinfo, sys_perf_event_open, compat_sys_recvmmsg, sys_fanotify_init
/*330*/ .word sys32_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, compat_sys_open_by_handle_at, compat_sys_clock_adjtime
+ .word sys_syncfs
#endif /* CONFIG_COMPAT */
@@ -161,3 +162,4 @@ sys_call_table:
/*320*/ .word sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, sys_preadv
.word sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open, sys_recvmmsg, sys_fanotify_init
/*330*/ .word sys_fanotify_mark, sys_prlimit64, sys_name_to_handle_at, sys_open_by_handle_at, sys_clock_adjtime
+ .word sys_syncfs
diff --git a/arch/sparc/kernel/time_64.c b/arch/sparc/kernel/time_64.c
index 95ec25faba39..2b8d54b2d850 100644
--- a/arch/sparc/kernel/time_64.c
+++ b/arch/sparc/kernel/time_64.c
@@ -442,7 +442,7 @@ static int __devinit rtc_probe(struct platform_device *op)
return platform_device_register(&rtc_cmos_device);
}
-static struct of_device_id __initdata rtc_match[] = {
+static const struct of_device_id rtc_match[] = {
{
.name = "rtc",
.compatible = "m5819",
@@ -487,7 +487,7 @@ static int __devinit bq4802_probe(struct platform_device *op)
return platform_device_register(&rtc_bq4802_device);
}
-static struct of_device_id __initdata bq4802_match[] = {
+static const struct of_device_id bq4802_match[] = {
{
.name = "rtc",
.compatible = "bq4802",
@@ -552,7 +552,7 @@ static int __devinit mostek_probe(struct platform_device *op)
return platform_device_register(&m48t59_rtc);
}
-static struct of_device_id __initdata mostek_match[] = {
+static const struct of_device_id mostek_match[] = {
{
.name = "eeprom",
},
diff --git a/drivers/tty/serial/Kconfig b/drivers/tty/serial/Kconfig
index e1aee37270f5..80484af781e1 100644
--- a/drivers/tty/serial/Kconfig
+++ b/drivers/tty/serial/Kconfig
@@ -1506,7 +1506,7 @@ config SERIAL_BCM63XX_CONSOLE
config SERIAL_GRLIB_GAISLER_APBUART
tristate "GRLIB APBUART serial support"
- depends on OF
+ depends on OF && SPARC
select SERIAL_CORE
---help---
Add support for the GRLIB APBUART serial port.
diff --git a/drivers/tty/serial/apbuart.c b/drivers/tty/serial/apbuart.c
index 1ab999b04ef3..19a943693e4c 100644
--- a/drivers/tty/serial/apbuart.c
+++ b/drivers/tty/serial/apbuart.c
@@ -555,10 +555,9 @@ static struct uart_driver grlib_apbuart_driver = {
static int __devinit apbuart_probe(struct platform_device *op)
{
- int i = -1;
+ int i;
struct uart_port *port = NULL;
- i = 0;
for (i = 0; i < grlib_apbuart_port_nr; i++) {
if (op->dev.of_node == grlib_apbuart_nodes[i])
break;
@@ -566,6 +565,7 @@ static int __devinit apbuart_probe(struct platform_device *op)
port = &grlib_apbuart_ports[i];
port->dev = &op->dev;
+ port->irq = op->archdata.irqs[0];
uart_add_one_port(&grlib_apbuart_driver, (struct uart_port *) port);
@@ -598,24 +598,12 @@ static struct platform_driver grlib_apbuart_of_driver = {
static int grlib_apbuart_configure(void)
{
- struct device_node *np, *rp;
- const u32 *prop;
- int freq_khz, line = 0;
-
- /* Get bus frequency */
- rp = of_find_node_by_path("/");
- if (!rp)
- return -ENODEV;
- rp = of_get_next_child(rp, NULL);
- if (!rp)
- return -ENODEV;
- prop = of_get_property(rp, "clock-frequency", NULL);
- if (!prop)
- return -ENODEV;
- freq_khz = *prop;
+ struct device_node *np;
+ int line = 0;
for_each_matching_node(np, apbuart_match) {
- const int *irqs, *ampopts;
+ const int *ampopts;
+ const u32 *freq_hz;
const struct amba_prom_registers *regs;
struct uart_port *port;
unsigned long addr;
@@ -623,11 +611,11 @@ static int grlib_apbuart_configure(void)
ampopts = of_get_property(np, "ampopts", NULL);
if (ampopts && (*ampopts == 0))
continue; /* Ignore if used by another OS instance */
-
- irqs = of_get_property(np, "interrupts", NULL);
regs = of_get_property(np, "reg", NULL);
+ /* Frequency of APB Bus is frequency of UART */
+ freq_hz = of_get_property(np, "freq", NULL);
- if (!irqs || !regs)
+ if (!regs || !freq_hz || (*freq_hz == 0))
continue;
grlib_apbuart_nodes[line] = np;
@@ -638,12 +626,12 @@ static int grlib_apbuart_configure(void)
port->mapbase = addr;
port->membase = ioremap(addr, sizeof(struct grlib_apbuart_regs_map));
- port->irq = *irqs;
+ port->irq = 0;
port->iotype = UPIO_MEM;
port->ops = &grlib_apbuart_ops;
port->flags = UPF_BOOT_AUTOCONF;
port->line = line;
- port->uartclk = freq_khz * 1000;
+ port->uartclk = *freq_hz;
port->fifosize = apbuart_scan_fifo_size((struct uart_port *) port, line);
line++;