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-rw-r--r--include/asm-mips/io.h35
1 files changed, 17 insertions, 18 deletions
diff --git a/include/asm-mips/io.h b/include/asm-mips/io.h
index d42685747e7d..5a4c8a54b8f4 100644
--- a/include/asm-mips/io.h
+++ b/include/asm-mips/io.h
@@ -18,7 +18,6 @@
18#include <linux/types.h> 18#include <linux/types.h>
19 19
20#include <asm/addrspace.h> 20#include <asm/addrspace.h>
21#include <asm/bug.h>
22#include <asm/byteorder.h> 21#include <asm/byteorder.h>
23#include <asm/cpu.h> 22#include <asm/cpu.h>
24#include <asm/cpu-features.h> 23#include <asm/cpu-features.h>
@@ -57,38 +56,38 @@
57 * variations of functions: non-prefixed ones that preserve the value 56 * variations of functions: non-prefixed ones that preserve the value
58 * and prefixed ones that preserve byte addresses. The latters are 57 * and prefixed ones that preserve byte addresses. The latters are
59 * typically used for moving raw data between a peripheral and memory (cf. 58 * typically used for moving raw data between a peripheral and memory (cf.
60 * string I/O functions), hence the "mem_" prefix. 59 * string I/O functions), hence the "__mem_" prefix.
61 */ 60 */
62#if defined(CONFIG_SWAP_IO_SPACE) 61#if defined(CONFIG_SWAP_IO_SPACE)
63 62
64# define ioswabb(x) (x) 63# define ioswabb(x) (x)
65# define mem_ioswabb(x) (x) 64# define __mem_ioswabb(x) (x)
66# ifdef CONFIG_SGI_IP22 65# ifdef CONFIG_SGI_IP22
67/* 66/*
68 * IP22 seems braindead enough to swap 16bits values in hardware, but 67 * IP22 seems braindead enough to swap 16bits values in hardware, but
69 * not 32bits. Go figure... Can't tell without documentation. 68 * not 32bits. Go figure... Can't tell without documentation.
70 */ 69 */
71# define ioswabw(x) (x) 70# define ioswabw(x) (x)
72# define mem_ioswabw(x) le16_to_cpu(x) 71# define __mem_ioswabw(x) le16_to_cpu(x)
73# else 72# else
74# define ioswabw(x) le16_to_cpu(x) 73# define ioswabw(x) le16_to_cpu(x)
75# define mem_ioswabw(x) (x) 74# define __mem_ioswabw(x) (x)
76# endif 75# endif
77# define ioswabl(x) le32_to_cpu(x) 76# define ioswabl(x) le32_to_cpu(x)
78# define mem_ioswabl(x) (x) 77# define __mem_ioswabl(x) (x)
79# define ioswabq(x) le64_to_cpu(x) 78# define ioswabq(x) le64_to_cpu(x)
80# define mem_ioswabq(x) (x) 79# define __mem_ioswabq(x) (x)
81 80
82#else 81#else
83 82
84# define ioswabb(x) (x) 83# define ioswabb(x) (x)
85# define mem_ioswabb(x) (x) 84# define __mem_ioswabb(x) (x)
86# define ioswabw(x) (x) 85# define ioswabw(x) (x)
87# define mem_ioswabw(x) cpu_to_le16(x) 86# define __mem_ioswabw(x) cpu_to_le16(x)
88# define ioswabl(x) (x) 87# define ioswabl(x) (x)
89# define mem_ioswabl(x) cpu_to_le32(x) 88# define __mem_ioswabl(x) cpu_to_le32(x)
90# define ioswabq(x) (x) 89# define ioswabq(x) (x)
91# define mem_ioswabq(x) cpu_to_le32(x) 90# define __mem_ioswabq(x) cpu_to_le32(x)
92 91
93#endif 92#endif
94 93
@@ -343,7 +342,7 @@ static inline void pfx##write##bwlq(type val, \
343 BUG(); \ 342 BUG(); \
344} \ 343} \
345 \ 344 \
346static inline type pfx##read##bwlq(volatile void __iomem *mem) \ 345static inline type pfx##read##bwlq(const volatile void __iomem *mem) \
347{ \ 346{ \
348 volatile type *__mem; \ 347 volatile type *__mem; \
349 type __val; \ 348 type __val; \
@@ -418,7 +417,7 @@ __BUILD_MEMORY_SINGLE(bus, bwlq, type, 1)
418 \ 417 \
419__BUILD_MEMORY_PFX(__raw_, bwlq, type) \ 418__BUILD_MEMORY_PFX(__raw_, bwlq, type) \
420__BUILD_MEMORY_PFX(, bwlq, type) \ 419__BUILD_MEMORY_PFX(, bwlq, type) \
421__BUILD_MEMORY_PFX(mem_, bwlq, type) \ 420__BUILD_MEMORY_PFX(__mem_, bwlq, type) \
422 421
423BUILDIO_MEM(b, u8) 422BUILDIO_MEM(b, u8)
424BUILDIO_MEM(w, u16) 423BUILDIO_MEM(w, u16)
@@ -431,7 +430,7 @@ BUILDIO_MEM(q, u64)
431 430
432#define BUILDIO_IOPORT(bwlq, type) \ 431#define BUILDIO_IOPORT(bwlq, type) \
433 __BUILD_IOPORT_PFX(, bwlq, type) \ 432 __BUILD_IOPORT_PFX(, bwlq, type) \
434 __BUILD_IOPORT_PFX(mem_, bwlq, type) 433 __BUILD_IOPORT_PFX(__mem_, bwlq, type)
435 434
436BUILDIO_IOPORT(b, u8) 435BUILDIO_IOPORT(b, u8)
437BUILDIO_IOPORT(w, u16) 436BUILDIO_IOPORT(w, u16)
@@ -465,7 +464,7 @@ static inline void writes##bwlq(volatile void __iomem *mem, \
465 const volatile type *__addr = addr; \ 464 const volatile type *__addr = addr; \
466 \ 465 \
467 while (count--) { \ 466 while (count--) { \
468 mem_write##bwlq(*__addr, mem); \ 467 __mem_write##bwlq(*__addr, mem); \
469 __addr++; \ 468 __addr++; \
470 } \ 469 } \
471} \ 470} \
@@ -476,7 +475,7 @@ static inline void reads##bwlq(volatile void __iomem *mem, void *addr, \
476 volatile type *__addr = addr; \ 475 volatile type *__addr = addr; \
477 \ 476 \
478 while (count--) { \ 477 while (count--) { \
479 *__addr = mem_read##bwlq(mem); \ 478 *__addr = __mem_read##bwlq(mem); \
480 __addr++; \ 479 __addr++; \
481 } \ 480 } \
482} 481}
@@ -489,7 +488,7 @@ static inline void outs##bwlq(unsigned long port, const void *addr, \
489 const volatile type *__addr = addr; \ 488 const volatile type *__addr = addr; \
490 \ 489 \
491 while (count--) { \ 490 while (count--) { \
492 mem_out##bwlq(*__addr, port); \ 491 __mem_out##bwlq(*__addr, port); \
493 __addr++; \ 492 __addr++; \
494 } \ 493 } \
495} \ 494} \
@@ -500,7 +499,7 @@ static inline void ins##bwlq(unsigned long port, void *addr, \
500 volatile type *__addr = addr; \ 499 volatile type *__addr = addr; \
501 \ 500 \
502 while (count--) { \ 501 while (count--) { \
503 *__addr = mem_in##bwlq(port); \ 502 *__addr = __mem_in##bwlq(port); \
504 __addr++; \ 503 __addr++; \
505 } \ 504 } \
506} 505}
generated by cgit v1.2.2 (git 2.25.0) at 2025-12-15 17:38:07 -0500