| .. | .. | 
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 | 1 | +# SPDX-License-Identifier: GPL-2.0-only  | 
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| 1 | 2 |  menu "IRQ subsystem" | 
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| 2 | 3 |  # Options selectable by the architecture code | 
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| 3 | 4 |   | 
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| .. | .. | 
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| 42 | 43 |  config AUTO_IRQ_AFFINITY | 
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| 43 | 44 |         bool | 
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| 44 | 45 |   | 
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 | 46 | +# Interrupt injection mechanism  | 
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 | 47 | +config GENERIC_IRQ_INJECTION  | 
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 | 48 | +	bool  | 
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 | 49 | +  | 
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| 45 | 50 |  # Tasklet based software resend for pending interrupts on enable_irq() | 
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| 46 | 51 |  config HARDIRQS_SW_RESEND | 
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| 47 |  | -       bool  | 
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| 48 |  | -  | 
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| 49 |  | -# Preflow handler support for fasteoi (sparc64)  | 
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| 50 |  | -config IRQ_PREFLOW_FASTEOI  | 
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| 51 | 52 |         bool | 
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| 52 | 53 |   | 
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| 53 | 54 |  # Edge style eoi based handler (cell) | 
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| .. | .. | 
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| 67 | 68 |  config IRQ_SIM | 
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| 68 | 69 |  	bool | 
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| 69 | 70 |  	select IRQ_WORK | 
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 | 71 | +	select IRQ_DOMAIN  | 
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| 70 | 72 |   | 
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| 71 | 73 |  # Support for hierarchical irq domains | 
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| 72 | 74 |  config IRQ_DOMAIN_HIERARCHY | 
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| .. | .. | 
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| 80 | 82 |  # Generic IRQ IPI support | 
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| 81 | 83 |  config GENERIC_IRQ_IPI | 
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| 82 | 84 |  	bool | 
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 | 85 | +	depends on SMP  | 
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| 83 | 86 |  	select IRQ_DOMAIN_HIERARCHY | 
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| 84 | 87 |   | 
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| 85 | 88 |  # Generic MSI interrupt support | 
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| .. | .. | 
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| 91 | 94 |  	bool | 
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| 92 | 95 |  	select IRQ_DOMAIN_HIERARCHY | 
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| 93 | 96 |  	select GENERIC_MSI_IRQ | 
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 | 97 | +  | 
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 | 98 | +config IRQ_MSI_IOMMU  | 
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 | 99 | +	bool  | 
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| 94 | 100 |   | 
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| 95 | 101 |  config HANDLE_DOMAIN_IRQ | 
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| 96 | 102 |  	bool | 
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| .. | .. | 
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| 104 | 110 |  config GENERIC_IRQ_RESERVATION_MODE | 
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| 105 | 111 |  	bool | 
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| 106 | 112 |   | 
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 | 113 | +config ARCH_WANTS_IRQ_RAW  | 
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 | 114 | +	bool  | 
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 | 115 | +  | 
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| 107 | 116 |  # Support forced irq threading | 
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| 108 | 117 |  config IRQ_FORCED_THREADING | 
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| 109 | 118 |         bool | 
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| 110 | 119 |   | 
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| 111 | 120 |  config SPARSE_IRQ | 
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| 112 | 121 |  	bool "Support sparse irq numbering" if MAY_HAVE_SPARSE_IRQ | 
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| 113 |  | -	---help---  | 
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 | 122 | +	help  | 
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| 114 | 123 |   | 
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| 115 | 124 |  	  Sparse irq numbering is useful for distro kernels that want | 
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| 116 | 125 |  	  to define a high CONFIG_NR_CPUS value but still want to have | 
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| .. | .. | 
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| 124 | 133 |  config GENERIC_IRQ_DEBUGFS | 
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| 125 | 134 |  	bool "Expose irq internals in debugfs" | 
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| 126 | 135 |  	depends on DEBUG_FS | 
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 | 136 | +	select GENERIC_IRQ_INJECTION  | 
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| 127 | 137 |  	default n | 
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| 128 |  | -	---help---  | 
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 | 138 | +	help  | 
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| 129 | 139 |   | 
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| 130 | 140 |  	  Exposes internal state information through debugfs. Mostly for | 
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| 131 | 141 |  	  developers and debugging of hard to diagnose interrupt problems. | 
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