Update Linux to v5.10.157
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.157.tar.xz
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: I7b30d9e98d8c465d6b44de8e7433b4a40b3289ba
diff --git a/drivers/clocksource/acpi_pm.c b/drivers/clocksource/acpi_pm.c
index eb596ff..279ddff 100644
--- a/drivers/clocksource/acpi_pm.c
+++ b/drivers/clocksource/acpi_pm.c
@@ -229,8 +229,10 @@
int ret;
ret = kstrtouint(arg, 16, &base);
- if (ret)
- return ret;
+ if (ret) {
+ pr_warn("PMTMR: invalid 'pmtmr=' value: '%s'\n", arg);
+ return 1;
+ }
pr_info("PMTMR IOPort override: 0x%04x -> 0x%04x\n", pmtmr_ioport,
base);
diff --git a/drivers/clocksource/exynos_mct.c b/drivers/clocksource/exynos_mct.c
index fabad79..df194b0 100644
--- a/drivers/clocksource/exynos_mct.c
+++ b/drivers/clocksource/exynos_mct.c
@@ -494,11 +494,14 @@
return 0;
}
-static int __init exynos4_timer_resources(struct device_node *np, void __iomem *base)
+static int __init exynos4_timer_resources(struct device_node *np)
{
- int err, cpu;
struct clk *mct_clk, *tick_clk;
+ reg_base = of_iomap(np, 0);
+ if (!reg_base)
+ panic("%s: unable to ioremap mct address space\n", __func__);
+
tick_clk = of_clk_get_by_name(np, "fin_pll");
if (IS_ERR(tick_clk))
panic("%s: unable to determine tick clock rate\n", __func__);
@@ -509,9 +512,32 @@
panic("%s: unable to retrieve mct clock instance\n", __func__);
clk_prepare_enable(mct_clk);
- reg_base = base;
- if (!reg_base)
- panic("%s: unable to ioremap mct address space\n", __func__);
+ return 0;
+}
+
+static int __init exynos4_timer_interrupts(struct device_node *np,
+ unsigned int int_type)
+{
+ int nr_irqs, i, err, cpu;
+
+ mct_int_type = int_type;
+
+ /* This driver uses only one global timer interrupt */
+ mct_irqs[MCT_G0_IRQ] = irq_of_parse_and_map(np, MCT_G0_IRQ);
+
+ /*
+ * Find out the number of local irqs specified. The local
+ * timer irqs are specified after the four global timer
+ * irqs are specified.
+ */
+ nr_irqs = of_irq_count(np);
+ if (nr_irqs > ARRAY_SIZE(mct_irqs)) {
+ pr_err("exynos-mct: too many (%d) interrupts configured in DT\n",
+ nr_irqs);
+ nr_irqs = ARRAY_SIZE(mct_irqs);
+ }
+ for (i = MCT_L0_IRQ; i < nr_irqs; i++)
+ mct_irqs[i] = irq_of_parse_and_map(np, i);
if (mct_int_type == MCT_INT_PPI) {
@@ -522,11 +548,14 @@
mct_irqs[MCT_L0_IRQ], err);
} else {
for_each_possible_cpu(cpu) {
- int mct_irq = mct_irqs[MCT_L0_IRQ + cpu];
+ int mct_irq;
struct mct_clock_event_device *pcpu_mevt =
per_cpu_ptr(&percpu_mct_tick, cpu);
pcpu_mevt->evt.irq = -1;
+ if (MCT_L0_IRQ + cpu >= ARRAY_SIZE(mct_irqs))
+ break;
+ mct_irq = mct_irqs[MCT_L0_IRQ + cpu];
irq_set_status_flags(mct_irq, IRQ_NOAUTOEN);
if (request_irq(mct_irq,
@@ -571,24 +600,13 @@
static int __init mct_init_dt(struct device_node *np, unsigned int int_type)
{
- u32 nr_irqs, i;
int ret;
- mct_int_type = int_type;
+ ret = exynos4_timer_resources(np);
+ if (ret)
+ return ret;
- /* This driver uses only one global timer interrupt */
- mct_irqs[MCT_G0_IRQ] = irq_of_parse_and_map(np, MCT_G0_IRQ);
-
- /*
- * Find out the number of local irqs specified. The local
- * timer irqs are specified after the four global timer
- * irqs are specified.
- */
- nr_irqs = of_irq_count(np);
- for (i = MCT_L0_IRQ; i < nr_irqs; i++)
- mct_irqs[i] = irq_of_parse_and_map(np, i);
-
- ret = exynos4_timer_resources(np, of_iomap(np, 0));
+ ret = exynos4_timer_interrupts(np, int_type);
if (ret)
return ret;
diff --git a/drivers/clocksource/hyperv_timer.c b/drivers/clocksource/hyperv_timer.c
index ba04cb3..7c617d8 100644
--- a/drivers/clocksource/hyperv_timer.c
+++ b/drivers/clocksource/hyperv_timer.c
@@ -472,4 +472,3 @@
hv_sched_clock_offset = hv_read_reference_counter();
hv_setup_sched_clock(read_hv_sched_clock_msr);
}
-EXPORT_SYMBOL_GPL(hv_init_clocksource);
diff --git a/drivers/clocksource/timer-ixp4xx.c b/drivers/clocksource/timer-ixp4xx.c
index 9396745..ad904bb 100644
--- a/drivers/clocksource/timer-ixp4xx.c
+++ b/drivers/clocksource/timer-ixp4xx.c
@@ -258,7 +258,6 @@
}
ixp4xx_timer_register(base, timer_irq, timer_freq);
}
-EXPORT_SYMBOL_GPL(ixp4xx_timer_setup);
#ifdef CONFIG_OF
static __init int ixp4xx_of_timer_init(struct device_node *np)
diff --git a/drivers/clocksource/timer-microchip-pit64b.c b/drivers/clocksource/timer-microchip-pit64b.c
index 59e11ca..5c9485c 100644
--- a/drivers/clocksource/timer-microchip-pit64b.c
+++ b/drivers/clocksource/timer-microchip-pit64b.c
@@ -121,7 +121,7 @@
return mchp_pit64b_cnt_read(mchp_pit64b_cs_base);
}
-static u64 mchp_pit64b_sched_read_clk(void)
+static u64 notrace mchp_pit64b_sched_read_clk(void)
{
return mchp_pit64b_cnt_read(mchp_pit64b_cs_base);
}
diff --git a/drivers/clocksource/timer-of.c b/drivers/clocksource/timer-of.c
index 572da47..b965f20 100644
--- a/drivers/clocksource/timer-of.c
+++ b/drivers/clocksource/timer-of.c
@@ -157,9 +157,9 @@
of_base->base = of_base->name ?
of_io_request_and_map(np, of_base->index, of_base->name) :
of_iomap(np, of_base->index);
- if (IS_ERR(of_base->base)) {
- pr_err("Failed to iomap (%s)\n", of_base->name);
- return PTR_ERR(of_base->base);
+ if (IS_ERR_OR_NULL(of_base->base)) {
+ pr_err("Failed to iomap (%s:%s)\n", np->name, of_base->name);
+ return of_base->base ? PTR_ERR(of_base->base) : -ENOMEM;
}
return 0;
diff --git a/drivers/clocksource/timer-oxnas-rps.c b/drivers/clocksource/timer-oxnas-rps.c
index 56c0cc3..d514b44 100644
--- a/drivers/clocksource/timer-oxnas-rps.c
+++ b/drivers/clocksource/timer-oxnas-rps.c
@@ -236,7 +236,7 @@
}
rps->irq = irq_of_parse_and_map(np, 0);
- if (rps->irq < 0) {
+ if (!rps->irq) {
ret = -EINVAL;
goto err_iomap;
}
diff --git a/drivers/clocksource/timer-riscv.c b/drivers/clocksource/timer-riscv.c
index c51c5ed..0e7748d 100644
--- a/drivers/clocksource/timer-riscv.c
+++ b/drivers/clocksource/timer-riscv.c
@@ -32,7 +32,7 @@
static unsigned int riscv_clock_event_irq;
static DEFINE_PER_CPU(struct clock_event_device, riscv_clock_event) = {
.name = "riscv_timer_clockevent",
- .features = CLOCK_EVT_FEAT_ONESHOT,
+ .features = CLOCK_EVT_FEAT_ONESHOT | CLOCK_EVT_FEAT_C3STOP,
.rating = 100,
.set_next_event = riscv_clock_next_event,
};
diff --git a/drivers/clocksource/timer-sp804.c b/drivers/clocksource/timer-sp804.c
index 6e8ad4a..bedd357 100644
--- a/drivers/clocksource/timer-sp804.c
+++ b/drivers/clocksource/timer-sp804.c
@@ -274,6 +274,11 @@
struct clk *clk1, *clk2;
const char *name = of_get_property(np, "compatible", NULL);
+ if (initialized) {
+ pr_debug("%pOF: skipping further SP804 timer device\n", np);
+ return 0;
+ }
+
base = of_iomap(np, 0);
if (!base)
return -ENXIO;
@@ -285,11 +290,6 @@
writel(0, timer1_base + timer->ctrl);
writel(0, timer2_base + timer->ctrl);
- if (initialized || !of_device_is_available(np)) {
- ret = -EINVAL;
- goto err;
- }
-
clk1 = of_clk_get(np, 0);
if (IS_ERR(clk1))
clk1 = NULL;
diff --git a/drivers/clocksource/timer-ti-dm-systimer.c b/drivers/clocksource/timer-ti-dm-systimer.c
index 1fccb45..2737407 100644
--- a/drivers/clocksource/timer-ti-dm-systimer.c
+++ b/drivers/clocksource/timer-ti-dm-systimer.c
@@ -694,9 +694,9 @@
return 0;
}
- if (pa == 0x48034000) /* dra7 dmtimer3 */
+ if (pa == 0x4882c000) /* dra7 dmtimer15 */
return dmtimer_percpu_timer_init(np, 0);
- else if (pa == 0x48036000) /* dra7 dmtimer4 */
+ else if (pa == 0x4882e000) /* dra7 dmtimer16 */
return dmtimer_percpu_timer_init(np, 1);
return 0;