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authorLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2014-01-27 22:04:17 +0100
committerLaurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>2014-04-16 12:03:08 +0200
commitc924d2d2a964715b55b6601be338b3bd05a1ced5 (patch)
treeb6a418cf799fed2921f26766d23038a023cd60d8 /drivers/clocksource/sh_cmt.c
parentclocksource: sh_cmt: Rename mapbase/mapbase_str to mapbase_ch/mapbase (diff)
downloadlinux-c924d2d2a964715b55b6601be338b3bd05a1ced5.tar.xz
linux-c924d2d2a964715b55b6601be338b3bd05a1ced5.zip
clocksource: sh_cmt: Add memory base to sh_cmt_channel structure
The channel memory base is channel-specific, add it to the channel structure in preparation for support of multiple channels per device. Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas@ideasonboard.com>
Diffstat (limited to 'drivers/clocksource/sh_cmt.c')
-rw-r--r--drivers/clocksource/sh_cmt.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/clocksource/sh_cmt.c b/drivers/clocksource/sh_cmt.c
index eb93b889e189..4fcb05dc9ea4 100644
--- a/drivers/clocksource/sh_cmt.c
+++ b/drivers/clocksource/sh_cmt.c
@@ -40,6 +40,8 @@ struct sh_cmt_device;
struct sh_cmt_channel {
struct sh_cmt_device *cmt;
+ void __iomem *base;
+
unsigned long flags;
unsigned long match_value;
unsigned long next_match_value;
@@ -130,12 +132,12 @@ static inline unsigned long sh_cmt_read_cmstr(struct sh_cmt_channel *ch)
static inline unsigned long sh_cmt_read_cmcsr(struct sh_cmt_channel *ch)
{
- return ch->cmt->read_control(ch->cmt->mapbase_ch, CMCSR);
+ return ch->cmt->read_control(ch->base, CMCSR);
}
static inline unsigned long sh_cmt_read_cmcnt(struct sh_cmt_channel *ch)
{
- return ch->cmt->read_count(ch->cmt->mapbase_ch, CMCNT);
+ return ch->cmt->read_count(ch->base, CMCNT);
}
static inline void sh_cmt_write_cmstr(struct sh_cmt_channel *ch,
@@ -147,19 +149,19 @@ static inline void sh_cmt_write_cmstr(struct sh_cmt_channel *ch,
static inline void sh_cmt_write_cmcsr(struct sh_cmt_channel *ch,
unsigned long value)
{
- ch->cmt->write_control(ch->cmt->mapbase_ch, CMCSR, value);
+ ch->cmt->write_control(ch->base, CMCSR, value);
}
static inline void sh_cmt_write_cmcnt(struct sh_cmt_channel *ch,
unsigned long value)
{
- ch->cmt->write_count(ch->cmt->mapbase_ch, CMCNT, value);
+ ch->cmt->write_count(ch->base, CMCNT, value);
}
static inline void sh_cmt_write_cmcor(struct sh_cmt_channel *ch,
unsigned long value)
{
- ch->cmt->write_count(ch->cmt->mapbase_ch, CMCOR, value);
+ ch->cmt->write_count(ch->base, CMCOR, value);
}
static unsigned long sh_cmt_get_counter(struct sh_cmt_channel *ch,
@@ -702,6 +704,7 @@ static int sh_cmt_setup_channel(struct sh_cmt_channel *ch,
memset(ch, 0, sizeof(*ch));
ch->cmt = cmt;
+ ch->base = cmt->mapbase_ch;
irq = platform_get_irq(cmt->pdev, 0);
if (irq < 0) {