forked from ~ljy/RK356X_SDK_RELEASE

hc
2024-05-11 297b60346df8beafee954a0fd7c2d64f33f3b9bc
kernel/arch/arm/mach-omap1/include/mach/memory.h
....@@ -14,42 +14,11 @@
1414 * OMAP-1510 bus address is translated into a Local Bus address if the
1515 * OMAP bus type is lbus. We do the address translation based on the
1616 * device overriding the defaults used in the dma-mapping API.
17
- * Note that the is_lbus_device() test is not very efficient on 1510
18
- * because of the strncmp().
1917 */
20
-#if defined(CONFIG_ARCH_OMAP15XX) && !defined(__ASSEMBLER__)
2118
2219 /*
2320 * OMAP-1510 Local Bus address offset
2421 */
2522 #define OMAP1510_LB_OFFSET UL(0x30000000)
26
-
27
-#define virt_to_lbus(x) ((x) - PAGE_OFFSET + OMAP1510_LB_OFFSET)
28
-#define lbus_to_virt(x) ((x) - OMAP1510_LB_OFFSET + PAGE_OFFSET)
29
-#define is_lbus_device(dev) (cpu_is_omap15xx() && dev && (strncmp(dev_name(dev), "ohci", 4) == 0))
30
-
31
-#define __arch_pfn_to_dma(dev, pfn) \
32
- ({ dma_addr_t __dma = __pfn_to_phys(pfn); \
33
- if (is_lbus_device(dev)) \
34
- __dma = __dma - PHYS_OFFSET + OMAP1510_LB_OFFSET; \
35
- __dma; })
36
-
37
-#define __arch_dma_to_pfn(dev, addr) \
38
- ({ dma_addr_t __dma = addr; \
39
- if (is_lbus_device(dev)) \
40
- __dma += PHYS_OFFSET - OMAP1510_LB_OFFSET; \
41
- __phys_to_pfn(__dma); \
42
- })
43
-
44
-#define __arch_dma_to_virt(dev, addr) ({ (void *) (is_lbus_device(dev) ? \
45
- lbus_to_virt(addr) : \
46
- __phys_to_virt(addr)); })
47
-
48
-#define __arch_virt_to_dma(dev, addr) ({ unsigned long __addr = (unsigned long)(addr); \
49
- (dma_addr_t) (is_lbus_device(dev) ? \
50
- virt_to_lbus(__addr) : \
51
- __virt_to_phys(__addr)); })
52
-
53
-#endif /* CONFIG_ARCH_OMAP15XX */
5423
5524 #endif