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aqt1000
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aqt1000-irq.h

aqt1000-irq.h 2.0 KB
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  1. /* Copyright (c) 2018, The Linux Foundation. All rights reserved.
    2. 

  2.  *
    3. 

  3.  * This program is free software; you can redistribute it and/or modify
    4. 

  4.  * it under the terms of the GNU General Public License version 2 and
    5. 

  5.  * only version 2 as published by the Free Software Foundation.
    6. 

  6.  *
    7. 

  7.  * This program is distributed in the hope that it will be useful,
    8. 

  8.  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    9. 

  9.  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    10. 

  10.  * GNU General Public License for more details.
    11. 

  11.  */
    12. 

  12. 

  13. #ifndef __AQT1000_IRQ_H_
    14. 

  14. #define __AQT1000_IRQ_H_
    15. 

  15. 

  16. #include <linux/interrupt.h>
    17. 

  17. #include <linux/regmap.h>
    18. 

  18. 

  19. enum {
    20. 

  20. 	/* INTR_CTRL_INT_MASK_2 */
    21. 

  21. 	AQT1000_IRQ_MBHC_BUTTON_RELEASE_DET = 0,
    22. 

  22. 	AQT1000_IRQ_MBHC_BUTTON_PRESS_DET,
    23. 

  23. 	AQT1000_IRQ_MBHC_ELECT_INS_REM_DET,
    24. 

  24. 	AQT1000_IRQ_MBHC_ELECT_INS_REM_LEG_DET,
    25. 

  25. 	AQT1000_IRQ_MBHC_SW_DET,
    26. 

  26. 	AQT1000_IRQ_HPH_PA_OCPL_FAULT,
    27. 

  27. 	AQT1000_IRQ_HPH_PA_OCPR_FAULT,
    28. 

  28. 	AQT1000_IRQ_HPH_PA_CNPL_COMPLETE,
    29. 

  29. 

  30. 	/* INTR_CTRL_INT_MASK_3 */
    31. 

  31. 	AQT1000_IRQ_HPH_PA_CNPR_COMPLETE,
    32. 

  32. 	AQT1000_CDC_HPHL_SURGE,
    33. 

  33. 	AQT1000_CDC_HPHR_SURGE,
    34. 

  34. 	AQT1000_PLL_LOCK_LOSS,
    35. 

  35. 	AQT1000_FLL_LOCK_LOSS,
    36. 

  36. 	AQT1000_DSD_INT,
    37. 

  37. 	AQT1000_NUM_IRQS,
    38. 

  38. };
    39. 

  39. 

  40. /**
    41. 

  41.  * struct aqt_irq - AQT IRQ resource structure
    42. 

  42.  * @irq_lock:	lock used by irq_chip functions.
    43. 

  43.  * @nested_irq_lock: lock used while handling nested interrupts.
    44. 

  44.  * @irq:	interrupt number.
    45. 

  45.  * @irq_masks_cur: current mask value to be written to mask registers.
    46. 

  46.  * @irq_masks_cache: cached mask value.
    47. 

  47.  * @num_irqs: number of supported interrupts.
    48. 

  48.  * @num_irq_regs: number of irq registers.
    49. 

  49.  * @parent:	parent pointer.
    50. 

  50.  * @dev:	device pointer.
    51. 

  51.  * @domain:	irq domain pointer.
    52. 

  52.  *
    53. 

  53.  * Contains required members used in wsa irq driver.
    54. 

  54.  */
    55. 

  55. 

  56. struct aqt1000_irq {
    57. 

  57. 	struct mutex irq_lock;
    58. 

  58. 	struct mutex nested_irq_lock;
    59. 

  59. 	unsigned int irq;
    60. 

  60. 	u8 irq_masks_cur;
    61. 

  61. 	u8 irq_masks_cache;
    62. 

  62. 	bool irq_level_high[8];
    63. 

  63. 	int num_irqs;
    64. 

  64. 	int num_irq_regs;
    65. 

  65. 	void *parent;
    66. 

  66. 	struct device *dev;
    67. 

  67. 	struct irq_domain *domain;
    68. 

  68. };
    69. 

  69. 

  70. int aqt_irq_init(void);
    71. 

  71. void aqt_irq_exit(void);
    72. 

  72. 

  73. #endif /* __AQT1000_IRQ_H_ */
    74.