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Diffstat (limited to 'drivers/tty/hvc')
-rw-r--r--drivers/tty/hvc/hvc_console.c11
-rw-r--r--drivers/tty/hvc/hvc_dcc.c42
-rw-r--r--drivers/tty/hvc/hvc_tile.c8
3 files changed, 15 insertions, 46 deletions
diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c
index 94f9e3a38412..4fcec1d793a7 100644
--- a/drivers/tty/hvc/hvc_console.c
+++ b/drivers/tty/hvc/hvc_console.c
@@ -190,7 +190,7 @@ static struct tty_driver *hvc_console_device(struct console *c, int *index)
return hvc_driver;
}
-static int __init hvc_console_setup(struct console *co, char *options)
+static int hvc_console_setup(struct console *co, char *options)
{
if (co->index < 0 || co->index >= MAX_NR_HVC_CONSOLES)
return -ENODEV;
@@ -760,10 +760,17 @@ static int khvcd(void *unused)
if (poll_mask == 0)
schedule();
else {
+ unsigned long j_timeout;
+
if (timeout < MAX_TIMEOUT)
timeout += (timeout >> 6) + 1;
- msleep_interruptible(timeout);
+ /*
+ * We don't use msleep_interruptible otherwise
+ * "kick" will fail to wake us up
+ */
+ j_timeout = msecs_to_jiffies(timeout) + 1;
+ schedule_timeout_interruptible(j_timeout);
}
}
__set_current_state(TASK_RUNNING);
diff --git a/drivers/tty/hvc/hvc_dcc.c b/drivers/tty/hvc/hvc_dcc.c
index 3502a7bbb69e..809920d80a66 100644
--- a/drivers/tty/hvc/hvc_dcc.c
+++ b/drivers/tty/hvc/hvc_dcc.c
@@ -1,4 +1,4 @@
-/* Copyright (c) 2010, Code Aurora Forum. All rights reserved.
+/* Copyright (c) 2010, 2014 The Linux Foundation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 and
@@ -8,20 +8,11 @@
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
*/
-#include <linux/console.h>
-#include <linux/delay.h>
-#include <linux/err.h>
#include <linux/init.h>
-#include <linux/moduleparam.h>
-#include <linux/types.h>
+#include <asm/dcc.h>
#include <asm/processor.h>
#include "hvc_console.h"
@@ -30,35 +21,6 @@
#define DCC_STATUS_RX (1 << 30)
#define DCC_STATUS_TX (1 << 29)
-static inline u32 __dcc_getstatus(void)
-{
- u32 __ret;
- asm volatile("mrc p14, 0, %0, c0, c1, 0 @ read comms ctrl reg"
- : "=r" (__ret) : : "cc");
-
- return __ret;
-}
-
-
-static inline char __dcc_getchar(void)
-{
- char __c;
-
- asm volatile("mrc p14, 0, %0, c0, c5, 0 @ read comms data reg"
- : "=r" (__c));
- isb();
-
- return __c;
-}
-
-static inline void __dcc_putchar(char c)
-{
- asm volatile("mcr p14, 0, %0, c0, c5, 0 @ write a char"
- : /* no output register */
- : "r" (c));
- isb();
-}
-
static int hvc_dcc_put_chars(uint32_t vt, const char *buf, int count)
{
int i;
diff --git a/drivers/tty/hvc/hvc_tile.c b/drivers/tty/hvc/hvc_tile.c
index af8cdaa1dcb9..147d49e95db2 100644
--- a/drivers/tty/hvc/hvc_tile.c
+++ b/drivers/tty/hvc/hvc_tile.c
@@ -133,14 +133,14 @@ static int hvc_tile_probe(struct platform_device *pdev)
int tile_hvc_irq;
/* Create our IRQ and register it. */
- tile_hvc_irq = create_irq();
- if (tile_hvc_irq < 0)
+ tile_hvc_irq = irq_alloc_hwirq(-1);
+ if (!tile_hvc_irq)
return -ENXIO;
tile_irq_activate(tile_hvc_irq, TILE_IRQ_PERCPU);
hp = hvc_alloc(0, tile_hvc_irq, &hvc_tile_get_put_ops, 128);
if (IS_ERR(hp)) {
- destroy_irq(tile_hvc_irq);
+ irq_free_hwirq(tile_hvc_irq);
return PTR_ERR(hp);
}
dev_set_drvdata(&pdev->dev, hp);
@@ -155,7 +155,7 @@ static int hvc_tile_remove(struct platform_device *pdev)
rc = hvc_remove(hp);
if (rc == 0)
- destroy_irq(hp->data);
+ irq_free_hwirq(hp->data);
return rc;
}