Commit d7e8d149 authored by Thomas Gleixner's avatar Thomas Gleixner

Merge tag 'timers-v5.4-rc6' of...

Merge tag 'timers-v5.4-rc6' of https://git.linaro.org/people/daniel.lezcano/linux into timers/urgent

Pull clockevent fixes from Daniel Lezcano:

 - Fix scary messages in sh_mtu2 by using platform_irq_count() helper
   function (Geert Uytterhoeven)

 - Fix double free when using timer-of in the mediatek timer driver
   (Fabien Parent)
parents a99d8080 7693de9f
......@@ -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);
......
......@@ -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);
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