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authorIngo Molnar <mingo@kernel.org>2019-11-25 17:43:15 +0300
committerIngo Molnar <mingo@kernel.org>2019-11-25 17:43:15 +0300
commit83bae01182ea755280adc1c3a24032d63a614ede (patch)
treef05249057a392e750c0622bbdd3620e19aafd031 /drivers/clocksource
parentcf25e24db61cc9df42c47485a2ec2bff4e9a3692 (diff)
parent7b8474466ed97be458c825f34a85f2c2b84c3f95 (diff)
downloadlinux-83bae01182ea755280adc1c3a24032d63a614ede.tar.xz
Merge branch 'timers/urgent' into timers/core, to pick up fix
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/clocksource')
-rw-r--r--drivers/clocksource/sh_mtu2.c16
-rw-r--r--drivers/clocksource/timer-mediatek.c10
2 files changed, 13 insertions, 13 deletions
diff --git a/drivers/clocksource/sh_mtu2.c b/drivers/clocksource/sh_mtu2.c
index 354b27d14a19..62812f80b5cc 100644
--- a/drivers/clocksource/sh_mtu2.c
+++ b/drivers/clocksource/sh_mtu2.c
@@ -328,12 +328,13 @@ static int sh_mtu2_register(struct sh_mtu2_channel *ch, const char *name)
return 0;
}
+static const unsigned int sh_mtu2_channel_offsets[] = {
+ 0x300, 0x380, 0x000,
+};
+
static int sh_mtu2_setup_channel(struct sh_mtu2_channel *ch, unsigned int index,
struct sh_mtu2_device *mtu)
{
- static const unsigned int channel_offsets[] = {
- 0x300, 0x380, 0x000,
- };
char name[6];
int irq;
int ret;
@@ -356,7 +357,7 @@ static int sh_mtu2_setup_channel(struct sh_mtu2_channel *ch, unsigned int index,
return ret;
}
- ch->base = mtu->mapbase + channel_offsets[index];
+ ch->base = mtu->mapbase + sh_mtu2_channel_offsets[index];
ch->index = index;
return sh_mtu2_register(ch, dev_name(&mtu->pdev->dev));
@@ -408,7 +409,12 @@ static int sh_mtu2_setup(struct sh_mtu2_device *mtu,
}
/* Allocate and setup the channels. */
- mtu->num_channels = 3;
+ ret = platform_irq_count(pdev);
+ if (ret < 0)
+ goto err_unmap;
+
+ mtu->num_channels = min_t(unsigned int, ret,
+ ARRAY_SIZE(sh_mtu2_channel_offsets));
mtu->channels = kcalloc(mtu->num_channels, sizeof(*mtu->channels),
GFP_KERNEL);
diff --git a/drivers/clocksource/timer-mediatek.c b/drivers/clocksource/timer-mediatek.c
index a562f491b0f8..9318edcd8963 100644
--- a/drivers/clocksource/timer-mediatek.c
+++ b/drivers/clocksource/timer-mediatek.c
@@ -268,15 +268,12 @@ static int __init mtk_syst_init(struct device_node *node)
ret = timer_of_init(node, &to);
if (ret)
- goto err;
+ return ret;
clockevents_config_and_register(&to.clkevt, timer_of_rate(&to),
TIMER_SYNC_TICKS, 0xffffffff);
return 0;
-err:
- timer_of_cleanup(&to);
- return ret;
}
static int __init mtk_gpt_init(struct device_node *node)
@@ -293,7 +290,7 @@ static int __init mtk_gpt_init(struct device_node *node)
ret = timer_of_init(node, &to);
if (ret)
- goto err;
+ return ret;
/* Configure clock source */
mtk_gpt_setup(&to, TIMER_CLK_SRC, GPT_CTRL_OP_FREERUN);
@@ -311,9 +308,6 @@ static int __init mtk_gpt_init(struct device_node *node)
mtk_gpt_enable_irq(&to, TIMER_CLK_EVT);
return 0;
-err:
- timer_of_cleanup(&to);
- return ret;
}
TIMER_OF_DECLARE(mtk_mt6577, "mediatek,mt6577-timer", mtk_gpt_init);
TIMER_OF_DECLARE(mtk_mt6765, "mediatek,mt6765-timer", mtk_syst_init);