| /Linux-v6.6/drivers/hwspinlock/ |
| D | hwspinlock_core.c | 91 int __hwspin_trylock(struct hwspinlock *hwlock, int mode, unsigned long *flags) in __hwspin_trylock() argument
95 if (WARN_ON(!hwlock || (!flags && mode == HWLOCK_IRQSTATE))) in __hwspin_trylock()
113 ret = spin_trylock_irqsave(&hwlock->lock, *flags); in __hwspin_trylock()
116 ret = spin_trylock_irq(&hwlock->lock); in __hwspin_trylock()
123 ret = spin_trylock(&hwlock->lock); in __hwspin_trylock()
132 ret = hwlock->bank->ops->trylock(hwlock); in __hwspin_trylock()
138 spin_unlock_irqrestore(&hwlock->lock, *flags); in __hwspin_trylock()
141 spin_unlock_irq(&hwlock->lock); in __hwspin_trylock()
148 spin_unlock(&hwlock->lock); in __hwspin_trylock()
206 int __hwspin_lock_timeout(struct hwspinlock *hwlock, unsigned int to, in __hwspin_lock_timeout() argument
[all …]
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| D | hwspinlock_internal.h | 62 static inline int hwlock_to_id(struct hwspinlock *hwlock) in hwlock_to_id() argument
64 int local_id = hwlock - &hwlock->bank->lock[0]; in hwlock_to_id()
66 return hwlock->bank->base_id + local_id; in hwlock_to_id()
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| 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()
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| D | omap_hwspinlock.c | 79 struct hwspinlock *hwlock; in omap_hwspinlock_probe() local
130 for (i = 0, hwlock = &bank->lock[0]; i < num_locks; i++, hwlock++) in omap_hwspinlock_probe()
131 hwlock->priv = io_base + LOCK_BASE_OFFSET + sizeof(u32) * i; in omap_hwspinlock_probe()
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| 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()
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| /Linux-v6.6/include/linux/ |
| D | hwspinlock.h | 63 int hwspin_lock_free(struct hwspinlock *hwlock);
65 int hwspin_lock_get_id(struct hwspinlock *hwlock);
71 int devm_hwspin_lock_free(struct device *dev, struct hwspinlock *hwlock);
107 static inline int hwspin_lock_free(struct hwspinlock *hwlock) in hwspin_lock_free() argument
113 int __hwspin_lock_timeout(struct hwspinlock *hwlock, unsigned int to, in __hwspin_lock_timeout() argument
120 int __hwspin_trylock(struct hwspinlock *hwlock, int mode, unsigned long *flags) in __hwspin_trylock() argument
126 void __hwspin_unlock(struct hwspinlock *hwlock, int mode, unsigned long *flags) in __hwspin_unlock() argument
135 static inline int hwspin_lock_get_id(struct hwspinlock *hwlock) in hwspin_lock_get_id() argument
147 int devm_hwspin_lock_free(struct device *dev, struct hwspinlock *hwlock) in devm_hwspin_lock_free() argument
183 int hwspin_trylock_irqsave(struct hwspinlock *hwlock, unsigned long *flags) in hwspin_trylock_irqsave() argument
[all …]
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| /Linux-v6.6/Documentation/devicetree/bindings/hwlock/ |
| 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
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| D | sprd-hwspinlock.txt | 7 - #hwlock-cells : hwlock users only use the hwlock id to represent a specific
8 hwlock, so the number of cells should be <1> here.
13 Please look at the generic hwlock binding for usage information for consumers,
14 "Documentation/devicetree/bindings/hwlock/hwlock.txt"
16 Example of hwlock provider:
20 #hwlock-cells = <1>;
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| /Linux-v6.6/Documentation/locking/ |
| D | hwspinlock.rst | 80 int hwspin_lock_free(struct hwspinlock *hwlock);
90 int hwspin_lock_timeout(struct hwspinlock *hwlock, unsigned int timeout);
106 int hwspin_lock_timeout_irq(struct hwspinlock *hwlock, unsigned int timeout);
121 int hwspin_lock_timeout_irqsave(struct hwspinlock *hwlock, unsigned int to,
139 int hwspin_lock_timeout_raw(struct hwspinlock *hwlock, unsigned int timeout);
156 int hwspin_lock_timeout_in_atomic(struct hwspinlock *hwlock, unsigned int to);
172 int hwspin_trylock(struct hwspinlock *hwlock);
189 int hwspin_trylock_irq(struct hwspinlock *hwlock);
206 int hwspin_trylock_irqsave(struct hwspinlock *hwlock, unsigned long *flags);
222 int hwspin_trylock_raw(struct hwspinlock *hwlock);
[all …]
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| /Linux-v6.6/drivers/spi/ |
| D | spi-sprd-adi.c | 150 struct hwspinlock *hwlock; member
226 if (sadi->hwlock) { in sprd_adi_read()
227 ret = hwspin_lock_timeout_irqsave(sadi->hwlock, in sprd_adi_read()
281 if (sadi->hwlock) in sprd_adi_read()
282 hwspin_unlock_irqrestore(sadi->hwlock, &flags); in sprd_adi_read()
292 if (sadi->hwlock) { in sprd_adi_write()
293 ret = hwspin_lock_timeout_irqsave(sadi->hwlock, in sprd_adi_write()
330 if (sadi->hwlock) in sprd_adi_write()
331 hwspin_unlock_irqrestore(sadi->hwlock, &flags); in sprd_adi_write()
557 sadi->hwlock = in sprd_adi_probe()
[all …]
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| /Linux-v6.6/drivers/irqchip/ |
| D | irq-stm32-exti.c | 63 struct hwspinlock *hwlock; member
361 struct hwspinlock *hwlock = chip_data->host_data->hwlock; in stm32_irq_set_type() local
367 if (hwlock) { in stm32_irq_set_type()
368 err = hwspin_lock_timeout_in_atomic(hwlock, HWSPNLCK_TIMEOUT); in stm32_irq_set_type()
386 if (hwlock) in stm32_irq_set_type()
387 hwspin_unlock_in_atomic(hwlock); in stm32_irq_set_type()
564 struct hwspinlock *hwlock = chip_data->host_data->hwlock; in stm32_exti_h_set_type() local
571 if (hwlock) { in stm32_exti_h_set_type()
572 err = hwspin_lock_timeout_in_atomic(hwlock, HWSPNLCK_TIMEOUT); in stm32_exti_h_set_type()
590 if (hwlock) in stm32_exti_h_set_type()
[all …]
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| /Linux-v6.6/drivers/nvmem/ |
| D | sc27xx-efuse.c | 64 struct hwspinlock *hwlock; member
89 ret = hwspin_lock_timeout_raw(efuse->hwlock, in sc27xx_efuse_lock()
102 hwspin_unlock_raw(efuse->hwlock); in sc27xx_efuse_unlock()
232 efuse->hwlock = devm_hwspin_lock_request_specific(&pdev->dev, ret); in sc27xx_efuse_probe()
233 if (!efuse->hwlock) { in sc27xx_efuse_probe()
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| D | sprd-efuse.c | 66 struct hwspinlock *hwlock; member
89 ret = hwspin_lock_timeout_raw(efuse->hwlock, in sprd_efuse_lock()
102 hwspin_unlock_raw(efuse->hwlock); in sprd_efuse_unlock()
390 efuse->hwlock = devm_hwspin_lock_request_specific(&pdev->dev, ret); in sprd_efuse_probe()
391 if (!efuse->hwlock) { in sprd_efuse_probe()
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| /Linux-v6.6/drivers/isdn/hardware/mISDN/ |
| D | mISDNisar.c | 199 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
201 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
216 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
228 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
257 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
268 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
288 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
310 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
328 spin_lock_irqsave(isar->hwlock, flags); in load_firmware()
334 spin_unlock_irqrestore(isar->hwlock, flags); in load_firmware()
[all …]
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| D | mISDNipac.c | 564 spin_lock_irqsave(isac->hwlock, flags); in isac_l1hw()
570 spin_unlock_irqrestore(isac->hwlock, flags); in isac_l1hw()
573 spin_unlock_irqrestore(isac->hwlock, flags); in isac_l1hw()
598 spin_lock_irqsave(isac->hwlock, flags); in isac_ctrl()
612 spin_unlock_irqrestore(isac->hwlock, flags); in isac_ctrl()
634 spin_lock_irqsave(isac->hwlock, flags); in isac_l1cmd()
636 spin_unlock_irqrestore(isac->hwlock, flags); in isac_l1cmd()
639 spin_lock_irqsave(isac->hwlock, flags); in isac_l1cmd()
641 spin_unlock_irqrestore(isac->hwlock, flags); in isac_l1cmd()
644 spin_lock_irqsave(isac->hwlock, flags); in isac_l1cmd()
[all …]
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| D | ipac.h | 19 spinlock_t *hwlock; /* lock HW access */ member
60 spinlock_t *hwlock; /* lock HW access */ member
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| D | isar.h | 34 spinlock_t *hwlock; /* lock HW access */ member
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| /Linux-v6.6/drivers/pinctrl/stm32/ |
| D | pinctrl-stm32.c | 116 struct hwspinlock *hwlock; member
444 if (pctl->hwlock) { in stm32_gpio_domain_activate()
445 ret = hwspin_lock_timeout_in_atomic(pctl->hwlock, in stm32_gpio_domain_activate()
455 if (pctl->hwlock) in stm32_gpio_domain_activate()
456 hwspin_unlock_in_atomic(pctl->hwlock); in stm32_gpio_domain_activate()
780 if (pctl->hwlock) { in stm32_pmx_set_mode()
781 err = hwspin_lock_timeout_in_atomic(pctl->hwlock, in stm32_pmx_set_mode()
799 if (pctl->hwlock) in stm32_pmx_set_mode()
800 hwspin_unlock_in_atomic(pctl->hwlock); in stm32_pmx_set_mode()
913 if (pctl->hwlock) { in stm32_pconf_set_driving()
[all …]
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| /Linux-v6.6/Documentation/devicetree/bindings/nvmem/ |
| D | sprd-efuse.txt | 8 - hwlocks: Reference to a phandle of a hwlock provider node.
20 hwlocks = <&hwlock 8>;
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| D | sc27xx-efuse.txt | 11 - hwlocks: Reference to a phandle of a hwlock provider node.
34 hwlocks = <&hwlock 12>;
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| /Linux-v6.6/drivers/soc/qcom/ |
| D | smem.c | 279 struct hwspinlock *hwlock; member
495 ret = hwspin_lock_timeout_irqsave(__smem->hwlock, in qcom_smem_alloc()
511 hwspin_unlock_irqrestore(__smem->hwlock, &flags); in qcom_smem_alloc()
668 ret = hwspin_lock_timeout_irqsave(__smem->hwlock, in qcom_smem_get()
684 hwspin_unlock_irqrestore(__smem->hwlock, &flags); in qcom_smem_get()
1141 smem->hwlock = hwspin_lock_request_specific(hwlock_id); in qcom_smem_probe()
1142 if (!smem->hwlock) in qcom_smem_probe()
1145 ret = hwspin_lock_timeout_irqsave(smem->hwlock, HWSPINLOCK_TIMEOUT, &flags); in qcom_smem_probe()
1149 hwspin_unlock_irqrestore(smem->hwlock, &flags); in qcom_smem_probe()
1194 hwspin_lock_free(__smem->hwlock); in qcom_smem_remove()
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| /Linux-v6.6/arch/arm64/boot/dts/sprd/ |
| D | whale2.dtsi | 174 hwlocks = <&hwlock 0>;
175 hwlock-names = "adi";
193 hwlock: hwspinlock@40500000 { label
196 #hwlock-cells = <1>;
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| D | sc2731.dtsi | 71 hwlocks = <&hwlock 12>;
93 hwlocks = <&hwlock 4>;
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| /Linux-v6.6/drivers/iio/adc/ |
| 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()
904 sc27xx_data->hwlock = devm_hwspin_lock_request_specific(dev, ret); in sc27xx_adc_probe()
905 if (!sc27xx_data->hwlock) { in sc27xx_adc_probe()
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| /Linux-v6.6/drivers/base/regmap/ |
| 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()
701 map->hwlock = hwspin_lock_request_specific(config->hwlock_id); in __regmap_init()
702 if (!map->hwlock) { in __regmap_init()
1157 if (map->hwlock) in __regmap_init()
1158 hwspin_lock_free(map->hwlock); in __regmap_init()
[all …]
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