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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-12-15 14:52:16 -0300
commit8d91c1e411f55d7ea91b1183a2e9f8088fb4d5be (patch)
treee9891aa6c295060d065adffd610c4f49ecf884f3 /arch/mips/kernel/cevt-txx9.c
parenta71852147516bc1cb5b0b3cbd13639bfd4022dc8 (diff)
Linux-libre 4.3.2-gnu
Diffstat (limited to 'arch/mips/kernel/cevt-txx9.c')
-rw-r--r--arch/mips/kernel/cevt-txx9.c81
1 files changed, 51 insertions, 30 deletions
diff --git a/arch/mips/kernel/cevt-txx9.c b/arch/mips/kernel/cevt-txx9.c
index 723932441..537eefdf8 100644
--- a/arch/mips/kernel/cevt-txx9.c
+++ b/arch/mips/kernel/cevt-txx9.c
@@ -85,36 +85,54 @@ static void txx9tmr_stop_and_clear(struct txx9_tmr_reg __iomem *tmrptr)
__raw_writel(0, &tmrptr->tisr);
}
-static void txx9tmr_set_mode(enum clock_event_mode mode,
- struct clock_event_device *evt)
+static int txx9tmr_set_state_periodic(struct clock_event_device *evt)
{
struct txx9_clock_event_device *txx9_cd =
container_of(evt, struct txx9_clock_event_device, cd);
struct txx9_tmr_reg __iomem *tmrptr = txx9_cd->tmrptr;
txx9tmr_stop_and_clear(tmrptr);
- switch (mode) {
- case CLOCK_EVT_MODE_PERIODIC:
- __raw_writel(TXx9_TMITMR_TIIE | TXx9_TMITMR_TZCE,
- &tmrptr->itmr);
- /* start timer */
- __raw_writel(((u64)(NSEC_PER_SEC / HZ) * evt->mult) >>
- evt->shift,
- &tmrptr->cpra);
- __raw_writel(TCR_BASE | TXx9_TMTCR_TCE, &tmrptr->tcr);
- break;
- case CLOCK_EVT_MODE_SHUTDOWN:
- case CLOCK_EVT_MODE_UNUSED:
- __raw_writel(0, &tmrptr->itmr);
- break;
- case CLOCK_EVT_MODE_ONESHOT:
- __raw_writel(TXx9_TMITMR_TIIE, &tmrptr->itmr);
- break;
- case CLOCK_EVT_MODE_RESUME:
- __raw_writel(TIMER_CCD, &tmrptr->ccdr);
- __raw_writel(0, &tmrptr->itmr);
- break;
- }
+
+ __raw_writel(TXx9_TMITMR_TIIE | TXx9_TMITMR_TZCE, &tmrptr->itmr);
+ /* start timer */
+ __raw_writel(((u64)(NSEC_PER_SEC / HZ) * evt->mult) >> evt->shift,
+ &tmrptr->cpra);
+ __raw_writel(TCR_BASE | TXx9_TMTCR_TCE, &tmrptr->tcr);
+ return 0;
+}
+
+static int txx9tmr_set_state_oneshot(struct clock_event_device *evt)
+{
+ struct txx9_clock_event_device *txx9_cd =
+ container_of(evt, struct txx9_clock_event_device, cd);
+ struct txx9_tmr_reg __iomem *tmrptr = txx9_cd->tmrptr;
+
+ txx9tmr_stop_and_clear(tmrptr);
+ __raw_writel(TXx9_TMITMR_TIIE, &tmrptr->itmr);
+ return 0;
+}
+
+static int txx9tmr_set_state_shutdown(struct clock_event_device *evt)
+{
+ struct txx9_clock_event_device *txx9_cd =
+ container_of(evt, struct txx9_clock_event_device, cd);
+ struct txx9_tmr_reg __iomem *tmrptr = txx9_cd->tmrptr;
+
+ txx9tmr_stop_and_clear(tmrptr);
+ __raw_writel(0, &tmrptr->itmr);
+ return 0;
+}
+
+static int txx9tmr_tick_resume(struct clock_event_device *evt)
+{
+ struct txx9_clock_event_device *txx9_cd =
+ container_of(evt, struct txx9_clock_event_device, cd);
+ struct txx9_tmr_reg __iomem *tmrptr = txx9_cd->tmrptr;
+
+ txx9tmr_stop_and_clear(tmrptr);
+ __raw_writel(TIMER_CCD, &tmrptr->ccdr);
+ __raw_writel(0, &tmrptr->itmr);
+ return 0;
}
static int txx9tmr_set_next_event(unsigned long delta,
@@ -133,12 +151,15 @@ static int txx9tmr_set_next_event(unsigned long delta,
static struct txx9_clock_event_device txx9_clock_event_device = {
.cd = {
- .name = "TXx9",
- .features = CLOCK_EVT_FEAT_PERIODIC |
- CLOCK_EVT_FEAT_ONESHOT,
- .rating = 200,
- .set_mode = txx9tmr_set_mode,
- .set_next_event = txx9tmr_set_next_event,
+ .name = "TXx9",
+ .features = CLOCK_EVT_FEAT_PERIODIC |
+ CLOCK_EVT_FEAT_ONESHOT,
+ .rating = 200,
+ .set_state_shutdown = txx9tmr_set_state_shutdown,
+ .set_state_periodic = txx9tmr_set_state_periodic,
+ .set_state_oneshot = txx9tmr_set_state_oneshot,
+ .tick_resume = txx9tmr_tick_resume,
+ .set_next_event = txx9tmr_set_next_event,
},
};