Re: [PATCH] irq: convert the code format to BIT()

[Randy Dunlap <rdunlap@infradead.org>]

On 1/16/19 8:03 AM, Yangtao Li wrote:
> Use BIT() to do some clean-up.
> 
> Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
> ---
>  include/linux/irq.h | 106 ++++++++++++++++++++++----------------------
>  1 file changed, 53 insertions(+), 53 deletions(-)
> 

Hi,

From Documentation/process/submit-checklist.rst, Rule #1:

1) If you use a facility then #include the file that defines/declares
   that facility.  Don't depend on other header files pulling in ones
   that you use.


> diff --git a/include/linux/irq.h b/include/linux/irq.h
> index def2b2aac8b1..66c9801ce108 100644
> --- a/include/linux/irq.h
> +++ b/include/linux/irq.h
> @@ -73,30 +73,30 @@ enum irqchip_irq_state;
>   * IRQ_DISABLE_UNLAZY		- Disable lazy irq disable
>   */
>  enum {
> -	IRQ_TYPE_NONE		= 0x00000000,
> -	IRQ_TYPE_EDGE_RISING	= 0x00000001,
> -	IRQ_TYPE_EDGE_FALLING	= 0x00000002,
> +	IRQ_TYPE_NONE		= 0,
> +	IRQ_TYPE_EDGE_RISING	= BIT(0),
> +	IRQ_TYPE_EDGE_FALLING	= BIT(1),
>  	IRQ_TYPE_EDGE_BOTH	= (IRQ_TYPE_EDGE_FALLING | IRQ_TYPE_EDGE_RISING),
> -	IRQ_TYPE_LEVEL_HIGH	= 0x00000004,
> -	IRQ_TYPE_LEVEL_LOW	= 0x00000008,
> +	IRQ_TYPE_LEVEL_HIGH	= BIT(2),
> +	IRQ_TYPE_LEVEL_LOW	= BIT(3),
>  	IRQ_TYPE_LEVEL_MASK	= (IRQ_TYPE_LEVEL_LOW | IRQ_TYPE_LEVEL_HIGH),
> -	IRQ_TYPE_SENSE_MASK	= 0x0000000f,
> +	IRQ_TYPE_SENSE_MASK	= GENMASK(3,0),
>  	IRQ_TYPE_DEFAULT	= IRQ_TYPE_SENSE_MASK,
>  
> -	IRQ_TYPE_PROBE		= 0x00000010,
> -
> -	IRQ_LEVEL		= (1 <<  8),
> -	IRQ_PER_CPU		= (1 <<  9),
> -	IRQ_NOPROBE		= (1 << 10),
> -	IRQ_NOREQUEST		= (1 << 11),
> -	IRQ_NOAUTOEN		= (1 << 12),
> -	IRQ_NO_BALANCING	= (1 << 13),
> -	IRQ_MOVE_PCNTXT		= (1 << 14),
> -	IRQ_NESTED_THREAD	= (1 << 15),
> -	IRQ_NOTHREAD		= (1 << 16),
> -	IRQ_PER_CPU_DEVID	= (1 << 17),
> -	IRQ_IS_POLLED		= (1 << 18),
> -	IRQ_DISABLE_UNLAZY	= (1 << 19),
> +	IRQ_TYPE_PROBE		= BIT(4),
> +
> +	IRQ_LEVEL		= BIT(8),
> +	IRQ_PER_CPU		= BIT(9),
> +	IRQ_NOPROBE		= BIT(10),
> +	IRQ_NOREQUEST		= BIT(11),
> +	IRQ_NOAUTOEN		= BIT(12),
> +	IRQ_NO_BALANCING	= BIT(13),
> +	IRQ_MOVE_PCNTXT		= BIT(14),
> +	IRQ_NESTED_THREAD	= BIT(15),
> +	IRQ_NOTHREAD		= BIT(16),
> +	IRQ_PER_CPU_DEVID	= BIT(17),
> +	IRQ_IS_POLLED		= BIT(18),
> +	IRQ_DISABLE_UNLAZY	= BIT(19),
>  };
>  
>  #define IRQF_MODIFY_MASK	\
> @@ -211,26 +211,26 @@ struct irq_data {
>   * IRQD_CAN_RESERVE		- Can use reservation mode
>   */
>  enum {
> -	IRQD_TRIGGER_MASK		= 0xf,
> -	IRQD_SETAFFINITY_PENDING	= (1 <<  8),
> -	IRQD_ACTIVATED			= (1 <<  9),
> -	IRQD_NO_BALANCING		= (1 << 10),
> -	IRQD_PER_CPU			= (1 << 11),
> -	IRQD_AFFINITY_SET		= (1 << 12),
> -	IRQD_LEVEL			= (1 << 13),
> -	IRQD_WAKEUP_STATE		= (1 << 14),
> -	IRQD_MOVE_PCNTXT		= (1 << 15),
> -	IRQD_IRQ_DISABLED		= (1 << 16),
> -	IRQD_IRQ_MASKED			= (1 << 17),
> -	IRQD_IRQ_INPROGRESS		= (1 << 18),
> -	IRQD_WAKEUP_ARMED		= (1 << 19),
> -	IRQD_FORWARDED_TO_VCPU		= (1 << 20),
> -	IRQD_AFFINITY_MANAGED		= (1 << 21),
> -	IRQD_IRQ_STARTED		= (1 << 22),
> -	IRQD_MANAGED_SHUTDOWN		= (1 << 23),
> -	IRQD_SINGLE_TARGET		= (1 << 24),
> -	IRQD_DEFAULT_TRIGGER_SET	= (1 << 25),
> -	IRQD_CAN_RESERVE		= (1 << 26),
> +	IRQD_TRIGGER_MASK		= GENMASK(3,0),
> +	IRQD_SETAFFINITY_PENDING	= BIT(8),
> +	IRQD_ACTIVATED			= BIT(9),
> +	IRQD_NO_BALANCING		= BIT(10),
> +	IRQD_PER_CPU			= BIT(11),
> +	IRQD_AFFINITY_SET		= BIT(12),
> +	IRQD_LEVEL			= BIT(13),
> +	IRQD_WAKEUP_STATE		= BIT(14),
> +	IRQD_MOVE_PCNTXT		= BIT(15),
> +	IRQD_IRQ_DISABLED		= BIT(16),
> +	IRQD_IRQ_MASKED			= BIT(17),
> +	IRQD_IRQ_INPROGRESS		= BIT(18),
> +	IRQD_WAKEUP_ARMED		= BIT(19),
> +	IRQD_FORWARDED_TO_VCPU		= BIT(20),
> +	IRQD_AFFINITY_MANAGED		= BIT(21),
> +	IRQD_IRQ_STARTED		= BIT(22),
> +	IRQD_MANAGED_SHUTDOWN		= BIT(23),
> +	IRQD_SINGLE_TARGET		= BIT(24),
> +	IRQD_DEFAULT_TRIGGER_SET	= BIT(25),
> +	IRQD_CAN_RESERVE		= BIT(26),
>  };
>  
>  #define __irqd_to_state(d) ACCESS_PRIVATE((d)->common, state_use_accessors)
> @@ -507,14 +507,14 @@ struct irq_chip {
>   * IRQCHIP_SUPPORTS_LEVEL_MSI	Chip can provide two doorbells for Level MSIs
>   */
>  enum {
> -	IRQCHIP_SET_TYPE_MASKED		= (1 <<  0),
> -	IRQCHIP_EOI_IF_HANDLED		= (1 <<  1),
> -	IRQCHIP_MASK_ON_SUSPEND		= (1 <<  2),
> -	IRQCHIP_ONOFFLINE_ENABLED	= (1 <<  3),
> -	IRQCHIP_SKIP_SET_WAKE		= (1 <<  4),
> -	IRQCHIP_ONESHOT_SAFE		= (1 <<  5),
> -	IRQCHIP_EOI_THREADED		= (1 <<  6),
> -	IRQCHIP_SUPPORTS_LEVEL_MSI	= (1 <<  7),
> +	IRQCHIP_SET_TYPE_MASKED		= BIT(0),
> +	IRQCHIP_EOI_IF_HANDLED		= BIT(1),
> +	IRQCHIP_MASK_ON_SUSPEND		= BIT(2),
> +	IRQCHIP_ONOFFLINE_ENABLED	= BIT(3),
> +	IRQCHIP_SKIP_SET_WAKE		= BIT(4),
> +	IRQCHIP_ONESHOT_SAFE		= BIT(5),
> +	IRQCHIP_EOI_THREADED		= BIT(6),
> +	IRQCHIP_SUPPORTS_LEVEL_MSI	= BIT(7),
>  };
>  
>  #include <linux/irqdesc.h>
> @@ -1007,11 +1007,11 @@ struct irq_chip_generic {
>   * @IRQ_GC_BE_IO:		Use big-endian register accesses (default: LE)
>   */
>  enum irq_gc_flags {
> -	IRQ_GC_INIT_MASK_CACHE		= 1 << 0,
> -	IRQ_GC_INIT_NESTED_LOCK		= 1 << 1,
> -	IRQ_GC_MASK_CACHE_PER_TYPE	= 1 << 2,
> -	IRQ_GC_NO_MASK			= 1 << 3,
> -	IRQ_GC_BE_IO			= 1 << 4,
> +	IRQ_GC_INIT_MASK_CACHE		= BIT(0),
> +	IRQ_GC_INIT_NESTED_LOCK		= BIT(1),
> +	IRQ_GC_MASK_CACHE_PER_TYPE	= BIT(2),
> +	IRQ_GC_NO_MASK			= BIT(3),
> +	IRQ_GC_BE_IO			= BIT(4),
>  };
>  
>  /*
> 

thanks.
-- 
~Randy