The patch titled
Char: cyclades, remove volatiles
has been added to the -mm tree. Its filename is
char-cyclades-remove-volatiles.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Char: cyclades, remove volatiles
From: Jiri Slaby <jirislaby@xxxxxxxxx>
cyclades, remove volatiles
Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/char/cyclades.c | 52 ++++++++++++++++++--------------------
1 file changed, 25 insertions(+), 27 deletions(-)
diff -puN drivers/char/cyclades.c~char-cyclades-remove-volatiles drivers/char/cyclades.c
--- a/drivers/char/cyclades.c~char-cyclades-remove-volatiles
+++ a/drivers/char/cyclades.c
@@ -967,7 +967,7 @@ do_softint(struct work_struct *work)
*/
static int cyy_issue_cmd(void __iomem * base_addr, u_char cmd, int index)
{
- volatile int i;
+ unsigned int i;
/* Check to see that the previous command has completed */
for (i = 0; i < 100; i++) {
@@ -1043,7 +1043,7 @@ static void cyy_intr_chip(struct cyclade
{
struct cyclades_port *info;
struct tty_struct *tty;
- volatile int char_count;
+ int char_count;
int i, j, len, mdm_change, mdm_status, outch;
int save_xir, channel, save_car;
char data;
@@ -1551,20 +1551,19 @@ cyz_issue_cmd(struct cyclades_card *cinf
} /* cyz_issue_cmd */
static void
-cyz_handle_rx(struct cyclades_port *info,
- volatile struct CH_CTRL __iomem * ch_ctrl,
- volatile struct BUF_CTRL __iomem * buf_ctrl)
+cyz_handle_rx(struct cyclades_port *info, struct CH_CTRL __iomem *ch_ctrl,
+ struct BUF_CTRL __iomem *buf_ctrl)
{
struct cyclades_card *cinfo = &cy_card[info->card];
struct tty_struct *tty = info->tty;
- volatile int char_count;
+ int char_count;
int len;
#ifdef BLOCKMOVE
int small_count;
#else
char data;
#endif
- volatile __u32 rx_put, rx_get, new_rx_get, rx_bufsize, rx_bufaddr;
+ __u32 rx_put, rx_get, new_rx_get, rx_bufsize, rx_bufaddr;
rx_get = new_rx_get = readl(&buf_ctrl->rx_get);
rx_put = readl(&buf_ctrl->rx_put);
@@ -1648,18 +1647,17 @@ cyz_handle_rx(struct cyclades_port *info
}
static void
-cyz_handle_tx(struct cyclades_port *info,
- volatile struct CH_CTRL __iomem * ch_ctrl,
- volatile struct BUF_CTRL __iomem * buf_ctrl)
+cyz_handle_tx(struct cyclades_port *info, struct CH_CTRL __iomem *ch_ctrl,
+ struct BUF_CTRL __iomem *buf_ctrl)
{
struct cyclades_card *cinfo = &cy_card[info->card];
struct tty_struct *tty = info->tty;
char data;
- volatile int char_count;
+ int char_count;
#ifdef BLOCKMOVE
int small_count;
#endif
- volatile __u32 tx_put, tx_get, tx_bufsize, tx_bufaddr;
+ __u32 tx_put, tx_get, tx_bufsize, tx_bufaddr;
if (info->xmit_cnt <= 0) /* Nothing to transmit */
return;
@@ -1739,11 +1737,11 @@ static void cyz_handle_cmd(struct cyclad
{
struct tty_struct *tty;
struct cyclades_port *info;
- static volatile struct FIRM_ID __iomem *firm_id;
- static volatile struct ZFW_CTRL __iomem *zfw_ctrl;
- static volatile struct BOARD_CTRL __iomem *board_ctrl;
- static volatile struct CH_CTRL __iomem *ch_ctrl;
- static volatile struct BUF_CTRL __iomem *buf_ctrl;
+ static struct FIRM_ID __iomem *firm_id;
+ static struct ZFW_CTRL __iomem *zfw_ctrl;
+ static struct BOARD_CTRL __iomem *board_ctrl;
+ static struct CH_CTRL __iomem *ch_ctrl;
+ static struct BUF_CTRL __iomem *buf_ctrl;
__u32 channel;
__u8 cmd;
__u32 param;
@@ -1900,11 +1898,11 @@ static void cyz_poll(unsigned long arg)
struct cyclades_card *cinfo;
struct cyclades_port *info;
struct tty_struct *tty;
- static volatile struct FIRM_ID *firm_id;
- static volatile struct ZFW_CTRL *zfw_ctrl;
- static volatile struct BOARD_CTRL *board_ctrl;
- static volatile struct CH_CTRL *ch_ctrl;
- static volatile struct BUF_CTRL *buf_ctrl;
+ static struct FIRM_ID *firm_id;
+ static struct ZFW_CTRL *zfw_ctrl;
+ static struct BOARD_CTRL *board_ctrl;
+ static struct CH_CTRL *ch_ctrl;
+ static struct BUF_CTRL *buf_ctrl;
unsigned long expires = jiffies + HZ;
int card, port;
@@ -3003,12 +3001,12 @@ static int cy_chars_in_buffer(struct tty
return info->xmit_cnt;
#ifdef Z_EXT_CHARS_IN_BUFFER
} else {
- static volatile struct FIRM_ID *firm_id;
- static volatile struct ZFW_CTRL *zfw_ctrl;
- static volatile struct CH_CTRL *ch_ctrl;
- static volatile struct BUF_CTRL *buf_ctrl;
+ static struct FIRM_ID *firm_id;
+ static struct ZFW_CTRL *zfw_ctrl;
+ static struct CH_CTRL *ch_ctrl;
+ static struct BUF_CTRL *buf_ctrl;
int char_count;
- volatile __u32 tx_put, tx_get, tx_bufsize;
+ __u32 tx_put, tx_get, tx_bufsize;
firm_id = cy_card[card].base_addr + ID_ADDRESS;
zfw_ctrl = cy_card[card].base_addr +
_
Patches currently in -mm which might be from jirislaby@xxxxxxxxx are
char-rocket-add-module_device_table.patch
char-cs5535_gpio-add-module_device_table.patch
unify-queue_delayed_work-and-queue_delayed_work_on.patch
char-cyclades-remove-pause.patch
char-cyclades-cy_readx-writex-cleanup.patch
char-cyclades-timer-cleanup.patch
char-cyclades-remove-volatiles.patch
char-cyclades-remove-useless-casts.patch
shrink_slab-handle-bad-shrinkers.patch
-
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