summaryrefslogtreecommitdiff
path: root/drivers/mfd/asic3.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2017-05-03 22:16:25 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-03 22:16:25 +0300
commitd26f552ebbfb0f2c7fe712f457a038d60ed73daa (patch)
tree8d13c7344cabc99e738e0db7262b713708026fa0 /drivers/mfd/asic3.c
parente897f267c51812bfecec45771a2d835c1a2bdacf (diff)
parentab6241ae07c3c698543b565e4ea41995a29a3f62 (diff)
downloadlinux-d26f552ebbfb0f2c7fe712f457a038d60ed73daa.tar.xz
Merge tag 'mfd-next-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd
Pull MFD updates from Lee Jones: "New Drivers: - Freescale MXS Low Resolution ADC - Freescale i.MX23/i.MX28 LRADC touchscreen - Motorola CPCAP Power Button - TI LMU (Lighting Management Unit) - Atmel SMC (Static Memory Controller) New Device Support: - Add support for X-Powers AXP803 to axp20x - Add support for Dialog Semi DA9061 to da9062-core - Add support for Intel Cougar Mountain to lpc_ich - Add support for Intel Gemini Lake to lpc_ich New Functionality: - Add Device Tree support; wm831x-*, axp20x, ti-lmu, da9062, sun4i-gpadc - Add IRQ sense support; motorola-cpcap - Add ACPI support; cros_ec - Add Reset support; altera-a10sr - Add ADC support; axp20x - Add AC Power support; axp20x - Add Runtime PM support; atmel-ebi, exynos-lpass - Add Battery Power Supply support; axp20x - Add Clock support; exynos-lpass, hi655x-pmic Fix-ups: - Implicitly specify required headers; motorola-cpcap, intel_soc_pmic_bxtwc - Add .remove() method; stm32-timers, exynos-lpass - Remove unused code; intel_soc_pmic_core, intel-lpss-acpi, ipaq-micro, atmel-smc, menelaus - Rename variables for clarity; axp20x - Convert pr_warning() to pr_warn(); db8500-prcmu, sta2x11-mfd, twl4030-power - Improve formatting; arizona-core, axp20x - Use raw_spinlock_*() variants; asic3, t7l66xb, tc6393xb - Simplify/refactor code; arizona-core, atmel-ebi - Improve error checking; intel_soc_pmic_core Bug Fixes: - Ensure OMAP3630/3730 boards can successfully reboot; twl4030-power - Correct max-register value; stm32-timers - Extend timeout to account for clock stretching; cros_ec_spi - Use correct IRQ trigger type; motorola-cpcap - Fix bad use of IRQ sense register; motorola-cpcap - Logic error "||" should be "&&"; mxs-lradc-ts" * tag 'mfd-next-4.12' of git://git.kernel.org/pub/scm/linux/kernel/git/lee/mfd: (79 commits) input: touchscreen: mxs-lradc: || vs && typos dt-bindings: Add AXP803's regulator info mfd: axp20x: Support AXP803 variant dt-bindings: Add device tree binding for X-Powers AXP803 PMIC dt-bindings: Make AXP20X compatible strings one per line mfd: intel_soc_pmic_core: Fix unchecked return value mfd: menelaus: Remove obsolete local_irq_disable() and local_irq_enable() mfd: omap-usb-tll: Configure ULPIAUTOIDLE mfd: omap-usb-tll: Fix inverted bit use for USB TLL mode mfd: palmas: Fixed spelling mistake in error message mfd: lpc_ich: Add support for Intel Gemini Lake SoC mfd: hi655x: Add the clock cell to provide WiFi and Bluetooth mfd: intel_soc_pmic: Fix a mess with compilation units mfd: exynos-lpass: Add runtime PM support mfd: exynos-lpass: Add missing remove() function mfd: exynos-lpass: Add support for clocks mfd: exynos-lpass: Remove pad retention control iio: adc: add support for X-Powers AXP20X and AXP22X PMICs ADCs mfd: cpcap: Fix bad use of IRQ sense register mfd: cpcap: Use ack_invert interrupts ...
Diffstat (limited to 'drivers/mfd/asic3.c')
-rw-r--r--drivers/mfd/asic3.c56
1 files changed, 28 insertions, 28 deletions
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 0413c8159551..cf2e25ab2940 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -78,7 +78,7 @@ struct asic3 {
unsigned int bus_shift;
unsigned int irq_nr;
unsigned int irq_base;
- spinlock_t lock;
+ raw_spinlock_t lock;
u16 irq_bothedge[4];
struct gpio_chip gpio;
struct device *dev;
@@ -108,14 +108,14 @@ static void asic3_set_register(struct asic3 *asic, u32 reg, u32 bits, bool set)
unsigned long flags;
u32 val;
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
val = asic3_read_register(asic, reg);
if (set)
val |= bits;
else
val &= ~bits;
asic3_write_register(asic, reg, val);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
/* IRQs */
@@ -129,13 +129,13 @@ static void asic3_irq_flip_edge(struct asic3 *asic,
u16 edge;
unsigned long flags;
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
edge = asic3_read_register(asic,
base + ASIC3_GPIO_EDGE_TRIGGER);
edge ^= bit;
asic3_write_register(asic,
base + ASIC3_GPIO_EDGE_TRIGGER, edge);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
static void asic3_irq_demux(struct irq_desc *desc)
@@ -151,10 +151,10 @@ static void asic3_irq_demux(struct irq_desc *desc)
u32 status;
int bank;
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
status = asic3_read_register(asic,
ASIC3_OFFSET(INTR, P_INT_STAT));
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
/* Check all ten register bits */
if ((status & 0x3ff) == 0)
@@ -167,7 +167,7 @@ static void asic3_irq_demux(struct irq_desc *desc)
base = ASIC3_GPIO_A_BASE
+ bank * ASIC3_GPIO_BASE_INCR;
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
istat = asic3_read_register(asic,
base +
ASIC3_GPIO_INT_STATUS);
@@ -175,7 +175,7 @@ static void asic3_irq_demux(struct irq_desc *desc)
asic3_write_register(asic,
base +
ASIC3_GPIO_INT_STATUS, 0);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
for (i = 0; i < ASIC3_GPIOS_PER_BANK; i++) {
int bit = (1 << i);
@@ -230,11 +230,11 @@ static void asic3_mask_gpio_irq(struct irq_data *data)
bank = asic3_irq_to_bank(asic, data->irq);
index = asic3_irq_to_index(asic, data->irq);
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
val = asic3_read_register(asic, bank + ASIC3_GPIO_MASK);
val |= 1 << index;
asic3_write_register(asic, bank + ASIC3_GPIO_MASK, val);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
static void asic3_mask_irq(struct irq_data *data)
@@ -243,7 +243,7 @@ static void asic3_mask_irq(struct irq_data *data)
int regval;
unsigned long flags;
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
regval = asic3_read_register(asic,
ASIC3_INTR_BASE +
ASIC3_INTR_INT_MASK);
@@ -255,7 +255,7 @@ static void asic3_mask_irq(struct irq_data *data)
ASIC3_INTR_BASE +
ASIC3_INTR_INT_MASK,
regval);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
static void asic3_unmask_gpio_irq(struct irq_data *data)
@@ -267,11 +267,11 @@ static void asic3_unmask_gpio_irq(struct irq_data *data)
bank = asic3_irq_to_bank(asic, data->irq);
index = asic3_irq_to_index(asic, data->irq);
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
val = asic3_read_register(asic, bank + ASIC3_GPIO_MASK);
val &= ~(1 << index);
asic3_write_register(asic, bank + ASIC3_GPIO_MASK, val);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
static void asic3_unmask_irq(struct irq_data *data)
@@ -280,7 +280,7 @@ static void asic3_unmask_irq(struct irq_data *data)
int regval;
unsigned long flags;
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
regval = asic3_read_register(asic,
ASIC3_INTR_BASE +
ASIC3_INTR_INT_MASK);
@@ -292,7 +292,7 @@ static void asic3_unmask_irq(struct irq_data *data)
ASIC3_INTR_BASE +
ASIC3_INTR_INT_MASK,
regval);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
static int asic3_gpio_irq_type(struct irq_data *data, unsigned int type)
@@ -306,7 +306,7 @@ static int asic3_gpio_irq_type(struct irq_data *data, unsigned int type)
index = asic3_irq_to_index(asic, data->irq);
bit = 1<<index;
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
level = asic3_read_register(asic,
bank + ASIC3_GPIO_LEVEL_TRIGGER);
edge = asic3_read_register(asic,
@@ -348,7 +348,7 @@ static int asic3_gpio_irq_type(struct irq_data *data, unsigned int type)
edge);
asic3_write_register(asic, bank + ASIC3_GPIO_TRIGGER_TYPE,
trigger);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
return 0;
}
@@ -455,7 +455,7 @@ static int asic3_gpio_direction(struct gpio_chip *chip,
return -EINVAL;
}
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
out_reg = asic3_read_register(asic, gpio_base + ASIC3_GPIO_DIRECTION);
@@ -467,7 +467,7 @@ static int asic3_gpio_direction(struct gpio_chip *chip,
asic3_write_register(asic, gpio_base + ASIC3_GPIO_DIRECTION, out_reg);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
return 0;
@@ -524,7 +524,7 @@ static void asic3_gpio_set(struct gpio_chip *chip,
mask = ASIC3_GPIO_TO_MASK(offset);
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
out_reg = asic3_read_register(asic, gpio_base + ASIC3_GPIO_OUT);
@@ -535,7 +535,7 @@ static void asic3_gpio_set(struct gpio_chip *chip,
asic3_write_register(asic, gpio_base + ASIC3_GPIO_OUT, out_reg);
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
static int asic3_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
@@ -611,13 +611,13 @@ static void asic3_clk_enable(struct asic3 *asic, struct asic3_clk *clk)
unsigned long flags;
u32 cdex;
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
if (clk->enabled++ == 0) {
cdex = asic3_read_register(asic, ASIC3_OFFSET(CLOCK, CDEX));
cdex |= clk->cdex;
asic3_write_register(asic, ASIC3_OFFSET(CLOCK, CDEX), cdex);
}
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
static void asic3_clk_disable(struct asic3 *asic, struct asic3_clk *clk)
@@ -627,13 +627,13 @@ static void asic3_clk_disable(struct asic3 *asic, struct asic3_clk *clk)
WARN_ON(clk->enabled == 0);
- spin_lock_irqsave(&asic->lock, flags);
+ raw_spin_lock_irqsave(&asic->lock, flags);
if (--clk->enabled == 0) {
cdex = asic3_read_register(asic, ASIC3_OFFSET(CLOCK, CDEX));
cdex &= ~clk->cdex;
asic3_write_register(asic, ASIC3_OFFSET(CLOCK, CDEX), cdex);
}
- spin_unlock_irqrestore(&asic->lock, flags);
+ raw_spin_unlock_irqrestore(&asic->lock, flags);
}
/* MFD cells (SPI, PWM, LED, DS1WM, MMC) */
@@ -963,7 +963,7 @@ static int __init asic3_probe(struct platform_device *pdev)
if (!asic)
return -ENOMEM;
- spin_lock_init(&asic->lock);
+ raw_spin_lock_init(&asic->lock);
platform_set_drvdata(pdev, asic);
asic->dev = &pdev->dev;