| /linux/include/linux/ |
| H A D | hwspinlock.h | 63 int hwspin_lock_free(struct hwspinlock *hwlock);
65 int hwspin_lock_get_id(struct hwspinlock *hwlock);
71 int hwspin_lock_bust(struct hwspinlock *hwlock, unsigned int id);
72 int devm_hwspin_lock_free(struct device *dev, struct hwspinlock *hwlock);
108 static inline int hwspin_lock_free(struct hwspinlock *hwlock) in hwspin_lock_free() argument
114 int __hwspin_lock_timeout(struct hwspinlock *hwlock, unsigned int to, in __hwspin_lock_timeout() argument
121 int __hwspin_trylock(struct hwspinlock *hwlock, int mode, unsigned long *flags) in __hwspin_trylock() argument
127 void __hwspin_unlock(struct hwspinlock *hwlock, int mode, unsigned long *flags) in __hwspin_unlock() argument
131 static inline int hwspin_lock_bust(struct hwspinlock *hwlock, unsigned int id) in hwspin_lock_bust() argument
141 static inline int hwspin_lock_get_id(struct hwspinlock *hwlock) in hwspin_lock_get_id() argument
[all …]
|
| /linux/Documentation/devicetree/bindings/hwlock/ |
| H A D | hwlock.txt | 1 Generic hwlock bindings
4 Generic bindings that are common to all the hwlock platform specific driver
7 Please also look through the individual platform specific hwlock binding
11 hwlock providers:
15 - #hwlock-cells: Specifies the number of cells needed to represent a
18 hwlock users:
21 Consumers that require specific hwlock(s) should specify them using the
22 property "hwlocks", and an optional "hwlock-names" property.
25 - hwlocks: List of phandle to a hwlock provider node and an
26 associated hwlock args specifier as indicated by
[all …]
|
| H A D | ti,omap-hwspinlock.yaml | 4 $id: http://devicetree.org/schemas/hwlock/ti,omap-hwspinlock.yaml#
22 "#hwlock-cells":
25 The OMAP hwspinlock users will use a 0-indexed relative hwlock number as
29 Please look at the generic hwlock binding for usage information for
30 consumers, "Documentation/devicetree/bindings/hwlock/hwlock.txt"
35 - "#hwlock-cells"
45 #hwlock-cells = <1>;
|
| H A D | sprd,hwspinlock-r3p0.yaml | 4 $id: http://devicetree.org/schemas/hwlock/sprd,hwspinlock-r3p0.yaml#
27 '#hwlock-cells':
35 - '#hwlock-cells'
43 hwlock@40500000 {
48 #hwlock-cells = <1>;
|
| H A D | qcom-hwspinlock.yaml | 4 $id: http://devicetree.org/schemas/hwlock/qcom-hwspinlock.yaml#
38 '#hwlock-cells':
44 - '#hwlock-cells'
50 hwlock@1f40000 {
53 #hwlock-cells = <1>;
|
| H A D | allwinner,sun6i-a31-hwspinlock.yaml | 4 $id: http://devicetree.org/schemas/hwlock/allwinner,sun6i-a31-hwspinlock.yaml#
29 '#hwlock-cells':
37 - "#hwlock-cells"
46 hwlock@1c18000 {
51 #hwlock-cells = <1>;
|
| H A D | st,stm32-hwspinlock.yaml | 4 $id: http://devicetree.org/schemas/hwlock/st,stm32-hwspinlock.yaml#
13 "#hwlock-cells":
30 - "#hwlock-cells"
43 #hwlock-cells = <1>;
|
| /linux/drivers/hwspinlock/ |
| H A D | hwspinlock_core.c | 62 * @hwlock: an hwspinlock which we want to trylock
92 int __hwspin_trylock(struct hwspinlock *hwlock, int mode, unsigned long *flags) in __hwspin_trylock() argument
96 if (WARN_ON(!hwlock || (!flags && mode == HWLOCK_IRQSTATE))) in __hwspin_trylock()
114 ret = spin_trylock_irqsave(&hwlock->lock, *flags); in __hwspin_trylock()
117 ret = spin_trylock_irq(&hwlock->lock); in __hwspin_trylock()
124 ret = spin_trylock(&hwlock->lock); in __hwspin_trylock()
133 ret = hwlock->bank->ops->trylock(hwlock); in __hwspin_trylock()
135 /* if hwlock is already taken, undo spin_trylock_* and exit */ in __hwspin_trylock()
139 spin_unlock_irqrestore(&hwlock->lock, *flags); in __hwspin_trylock()
142 spin_unlock_irq(&hwlock->lock); in __hwspin_trylock()
[all …]
|
| H A D | hwspinlock_internal.h | 65 static inline int hwlock_to_id(struct hwspinlock *hwlock) in hwlock_to_id() argument
67 int local_id = hwlock - &hwlock->bank->lock[0]; in hwlock_to_id()
69 return hwlock->bank->base_id + local_id; in hwlock_to_id()
|
| H A D | u8500_hsem.c | 89 struct hwspinlock *hwlock; in u8500_hsem_probe() local
115 for (i = 0, hwlock = &bank->lock[0]; i < num_locks; i++, hwlock++) in u8500_hsem_probe()
116 hwlock->priv = io_base + HSEM_REGISTER_OFFSET + sizeof(u32) * i; in u8500_hsem_probe()
|
| H A D | sun6i_hwspinlock.c | 94 struct hwspinlock *hwlock; in sun6i_hwspinlock_probe() local
165 hwlock = &priv->bank->lock[i]; in sun6i_hwspinlock_probe()
166 hwlock->priv = io_base + SPINLOCK_LOCK_REGN + sizeof(u32) * i; in sun6i_hwspinlock_probe()
|
| /linux/Documentation/locking/ |
| H A D | hwspinlock.rst | 80 int hwspin_lock_free(struct hwspinlock *hwlock);
90 int hwspin_lock_bust(struct hwspinlock *hwlock, unsigned int id);
101 int hwspin_lock_timeout(struct hwspinlock *hwlock, unsigned int timeout);
117 int hwspin_lock_timeout_irq(struct hwspinlock *hwlock, unsigned int timeout);
132 int hwspin_lock_timeout_irqsave(struct hwspinlock *hwlock, unsigned int to,
150 int hwspin_lock_timeout_raw(struct hwspinlock *hwlock, unsigned int timeout);
167 int hwspin_lock_timeout_in_atomic(struct hwspinlock *hwlock, unsigned int to);
183 int hwspin_trylock(struct hwspinlock *hwlock);
200 int hwspin_trylock_irq(struct hwspinlock *hwlock);
217 int hwspin_trylock_irqsave(struct hwspinlock *hwlock, unsigned long *flags);
[all …]
|
| /linux/drivers/spi/ |
| H A D | spi-sprd-adi.c | 149 struct hwspinlock *hwlock; member
224 if (sadi->hwlock) { in sprd_adi_read()
225 ret = hwspin_lock_timeout_irqsave(sadi->hwlock, in sprd_adi_read()
279 if (sadi->hwlock) in sprd_adi_read()
280 hwspin_unlock_irqrestore(sadi->hwlock, &flags); in sprd_adi_read()
290 if (sadi->hwlock) { in sprd_adi_write()
291 ret = hwspin_lock_timeout_irqsave(sadi->hwlock, in sprd_adi_write()
328 if (sadi->hwlock) in sprd_adi_write()
329 hwspin_unlock_irqrestore(sadi->hwlock, &flags); in sprd_adi_write()
552 sadi->hwlock = in sprd_adi_probe()
[all …]
|
| /linux/drivers/isdn/hardware/mISDN/ |
| H A D | mISDNisar.c | 200 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
202 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
217 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
229 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
258 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
269 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
289 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
311 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
329 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
335 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
[all …]
|
| H A D | mISDNipac.c | 565 spin_lock_irqsave(isac->hwlock, flags); in isac_l1hw()
571 spin_unlock_irqrestore(isac->hwlock, flags); in isac_l1hw()
574 spin_unlock_irqrestore(isac->hwlock, flags); in isac_l1hw()
599 spin_lock_irqsave(isac->hwlock, flags); in isac_ctrl()
613 spin_unlock_irqrestore(isac->hwlock, flags); in isac_ctrl()
635 spin_lock_irqsave(isac->hwlock, flags); in isac_l1cmd()
637 spin_unlock_irqrestore(isac->hwlock, flags); in isac_l1cmd()
640 spin_lock_irqsave(isac->hwlock, flags); in isac_l1cmd()
642 spin_unlock_irqrestore(isac->hwlock, flags); in isac_l1cmd()
645 spin_lock_irqsave(isac->hwlock, flags); in isac_l1cmd()
[all …]
|
| H A D | ipac.h | 19 spinlock_t *hwlock; /* lock HW access */ member
60 spinlock_t *hwlock; /* lock HW access */ member
|
| H A D | speedfax.c | 375 card->isac.hwlock = &card->lock; in setup_instance()
376 card->isar.hwlock = &card->lock; in setup_instance()
|
| H A D | isar.h | 34 spinlock_t *hwlock; /* lock HW access */ member
|
| /linux/arch/arm64/boot/dts/sprd/ |
| H A D | whale2.dtsi | 177 hwlocks = <&hwlock 0>;
178 hwlock-names = "adi";
196 hwlock: hwspinlock@40500000 { label
199 #hwlock-cells = <1>;
|
| /linux/Documentation/devicetree/bindings/spi/ |
| H A D | sprd,spi-adi.yaml | 61 hwlock-names:
97 hwlock-names = "adi";
|
| /linux/drivers/iio/adc/ |
| H A D | sc27xx_adc.c | 92 struct hwspinlock *hwlock; member
490 ret = hwspin_lock_timeout_raw(data->hwlock, SC27XX_ADC_HWLOCK_TIMEOUT); in sc27xx_adc_read()
576 hwspin_unlock_raw(data->hwlock); in sc27xx_adc_read()
903 sc27xx_data->hwlock = devm_hwspin_lock_request_specific(dev, ret); in sc27xx_adc_probe()
904 if (!sc27xx_data->hwlock) { in sc27xx_adc_probe()
|
| /linux/drivers/mfd/ |
| H A D | syscon.c | 89 /* Ignore missing hwlock, it's optional. */ in of_syscon_register()
92 pr_err("Failed to retrieve valid hwlock: %d\n", ret); in of_syscon_register()
|
| /linux/Documentation/devicetree/bindings/iio/adc/ |
| H A D | sprd,sc2720-adc.yaml | 94 hwlocks = <&hwlock 4>;
|
| /linux/drivers/base/regmap/ |
| H A D | regmap.c | 398 hwspin_lock_timeout(map->hwlock, UINT_MAX); in regmap_lock_hwlock()
405 hwspin_lock_timeout_irq(map->hwlock, UINT_MAX); in regmap_lock_hwlock_irq()
412 hwspin_lock_timeout_irqsave(map->hwlock, UINT_MAX, in regmap_lock_hwlock_irqsave()
420 hwspin_unlock(map->hwlock); in regmap_unlock_hwlock()
427 hwspin_unlock_irq(map->hwlock); in regmap_unlock_hwlock_irq()
434 hwspin_unlock_irqrestore(map->hwlock, &map->spinlock_flags); in regmap_unlock_hwlock_irqrestore()
712 map->hwlock = hwspin_lock_request_specific(config->hwlock_id); in __regmap_init()
713 if (!map->hwlock) { in __regmap_init()
1169 if (map->hwlock) in __regmap_init()
1170 hwspin_lock_free(map->hwlock); in __regmap_init()
[all …]
|
| /linux/drivers/net/ethernet/micrel/ |
| H A D | ksz884x.c | 1330 * @hwlock: Spinlock to prevent hardware from accessing.
1355 spinlock_t hwlock; member
4371 spin_lock_irq(&hw_priv->hwlock); in transmit_cleanup()
4404 spin_unlock_irq(&hw_priv->hwlock); in transmit_cleanup()
4482 spin_lock_irq(&hw_priv->hwlock); in netdev_tx()
4511 spin_unlock_irq(&hw_priv->hwlock); in netdev_tx()
4808 spin_lock_irq(&hw_priv->hwlock); in rx_proc_task()
4810 spin_unlock_irq(&hw_priv->hwlock); in rx_proc_task()
4827 spin_lock_irq(&hw_priv->hwlock); in tx_proc_task()
4829 spin_unlock_irq(&hw_priv->hwlock); in tx_proc_task()
[all …]
|