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s390: remove unused _swsusp_reset_dma 

Since commit 394216275c ("s390: remove broken hibernate / power
management support") _swsusp_reset_dma is unused and could be safely
removed.

Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
zero-sugar-mainline-defconfig
Vasily Gorbik 2020-09-24 18:29:29 +02:00
parent 5c46f2768c
commit 1c7c83e8d2
4 changed files with 0 additions and 21 deletions
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2
arch/s390/boot/startup.c
View File

@ -48,8 +48,6 @@ struct diag_ops __bootdata_preserved(diag_dma_ops) = {
};
static struct diag210 _diag210_tmp_dma __section(.dma.data);
struct diag210 *__bootdata_preserved(__diag210_tmp_dma) = &_diag210_tmp_dma;
void _swsusp_reset_dma(void);
unsigned long __bootdata_preserved(__swsusp_reset_dma) = __pa(_swsusp_reset_dma);
void error(char *x)
{

17
arch/s390/boot/text_dma.S
View File

@ -96,23 +96,6 @@ ENTRY(_diag0c_dma)
BR_EX_DMA_r14
ENDPROC(_diag0c_dma)
/*
* void _swsusp_reset_dma(void)
*/
ENTRY(_swsusp_reset_dma)
larl %r1,restart_entry
larl %r2,.Lrestart_diag308_psw
og %r1,0(%r2)
stg %r1,0(%r0)
lghi %r0,0
diag %r0,%r0,0x308
restart_entry:
lhi %r1,1
sigp %r1,%r0,SIGP_SET_ARCHITECTURE
sam64
BR_EX_DMA_r14
ENDPROC(_swsusp_reset_dma)
/*
* void _diag308_reset_dma(void)
*

1
arch/s390/include/asm/setup.h
View File

@ -92,7 +92,6 @@ extern int memory_end_set;
extern unsigned long memory_end;
extern unsigned long vmalloc_size;
extern unsigned long max_physmem_end;
extern unsigned long __swsusp_reset_dma;
/* The Write Back bit position in the physaddr is given by the SLPC PCI */
extern unsigned long mio_wb_bit_mask;

1
arch/s390/kernel/setup.c
View File

@ -102,7 +102,6 @@ struct mem_detect_info __bootdata(mem_detect);
struct exception_table_entry *__bootdata_preserved(__start_dma_ex_table);
struct exception_table_entry *__bootdata_preserved(__stop_dma_ex_table);
unsigned long __bootdata_preserved(__swsusp_reset_dma);
unsigned long __bootdata_preserved(__stext_dma);
unsigned long __bootdata_preserved(__etext_dma);
unsigned long __bootdata_preserved(__sdma);