superrob1500
/
mirror-linux
mirror of https://github.com/torvalds/linux
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

powerpc/io: Wrap port calculation in a macro 

The calculation of the IO port is repeated several times, wrap it in
a macro, in particular to avoid spelling out the cast multiple times.

Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Signed-off-by: Madhavan Srinivasan <maddy@linux.ibm.com>
Link: https://patch.msgid.link/20241218105523.416573-14-mpe@ellerman.id.au
pull/1188/head
Michael Ellerman 2024-12-18 21:55:02 +11:00 committed by Madhavan Srinivasan
parent 41c8992c02
commit 8a55941aed
1 changed files with 14 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

26
arch/powerpc/include/asm/io.h
View File

@ -277,6 +277,8 @@ extern void _memcpy_toio(volatile void __iomem *dest, const void *src,
/* Shortcut to the MMIO argument pointer */
#define PCI_IO_ADDR volatile void __iomem *
#define _IO_PORT(port) ((PCI_IO_ADDR)(_IO_BASE + (port)))
/*
* Non ordered and non-swapping "raw" accessors
*/
@ -532,12 +534,12 @@ __do_out_asm(_rec_outl, "stwbrx")
#define __do_inw(port) _rec_inw(port)
#define __do_inl(port) _rec_inl(port)
#else /* CONFIG_PPC32 */
#define __do_outb(val, port) writeb(val,(PCI_IO_ADDR)(_IO_BASE+port));
#define __do_outw(val, port) writew(val,(PCI_IO_ADDR)(_IO_BASE+port));
#define __do_outl(val, port) writel(val,(PCI_IO_ADDR)(_IO_BASE+port));
#define __do_inb(port) readb((PCI_IO_ADDR)(_IO_BASE + port));
#define __do_inw(port) readw((PCI_IO_ADDR)(_IO_BASE + port));
#define __do_inl(port) readl((PCI_IO_ADDR)(_IO_BASE + port));
#define __do_outb(val, port) writeb(val,_IO_PORT(port));
#define __do_outw(val, port) writew(val,_IO_PORT(port));
#define __do_outl(val, port) writel(val,_IO_PORT(port));
#define __do_inb(port) readb(_IO_PORT(port));
#define __do_inw(port) readw(_IO_PORT(port));
#define __do_inl(port) readl(_IO_PORT(port));
#endif /* !CONFIG_PPC32 */
#ifdef CONFIG_EEH
@ -553,12 +555,12 @@ __do_out_asm(_rec_outl, "stwbrx")
#define __do_writesw(a, b, n) _outsw(a, (b), (n))
#define __do_writesl(a, b, n) _outsl(a, (b), (n))
#define __do_insb(p, b, n) readsb((PCI_IO_ADDR)(_IO_BASE+(p)), (b), (n))
#define __do_insw(p, b, n) readsw((PCI_IO_ADDR)(_IO_BASE+(p)), (b), (n))
#define __do_insl(p, b, n) readsl((PCI_IO_ADDR)(_IO_BASE+(p)), (b), (n))
#define __do_outsb(p, b, n) writesb((PCI_IO_ADDR)(_IO_BASE+(p)),(b),(n))
#define __do_outsw(p, b, n) writesw((PCI_IO_ADDR)(_IO_BASE+(p)),(b),(n))
#define __do_outsl(p, b, n) writesl((PCI_IO_ADDR)(_IO_BASE+(p)),(b),(n))
#define __do_insb(p, b, n) readsb(_IO_PORT(p), (b), (n))
#define __do_insw(p, b, n) readsw(_IO_PORT(p), (b), (n))
#define __do_insl(p, b, n) readsl(_IO_PORT(p), (b), (n))
#define __do_outsb(p, b, n) writesb(_IO_PORT(p),(b),(n))
#define __do_outsw(p, b, n) writesw(_IO_PORT(p),(b),(n))
#define __do_outsl(p, b, n) writesl(_IO_PORT(p),(b),(n))
#ifdef CONFIG_EEH
#define __do_memcpy_fromio(dst, src, n) \