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sh: Cleanup about SPARSE_IRQ 

After commit 37744feebc ("sh: remove sh5 support"), sh always
enable SPARSE_IRQ, kill unused MAY_HAVE_SPARSE_IRQ and NR_IRQS
define.

Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
Signed-off-by: Rich Felker <dalias@libc.org>
This commit is contained in:
Kefeng Wang 2021-09-29 10:35:20 +08:00 committed by Rich Felker
parent 12285ff866
commit 61531cb3f9
2 changed files with 0 additions and 12 deletions
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1
arch/sh/Kconfig
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@ -56,7 +56,6 @@ config SUPERH
select HAVE_STACKPROTECTOR
select HAVE_SYSCALL_TRACEPOINTS
select IRQ_FORCED_THREADING
select MAY_HAVE_SPARSE_IRQ
select MODULES_USE_ELF_RELA
select NEED_SG_DMA_LENGTH
select NO_DMA if !MMU && !DMA_COHERENT

11
arch/sh/include/asm/irq.h
View File

@ -5,17 +5,6 @@
#include <linux/cpumask.h>
#include <asm/machvec.h>
/*
* Only legacy non-sparseirq platforms have to set a reasonably sane
* value here. sparseirq platforms allocate their irq_descs on the fly,
* so will expand automatically based on the number of registered IRQs.
*/
#ifdef CONFIG_SPARSE_IRQ
# define NR_IRQS 8
#else
# define NR_IRQS 512
#endif
/*
* This is a special IRQ number for indicating that no IRQ has been
* triggered and to simply ignore the IRQ dispatch. This is a special