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raspberrypi-kernel
提交 57bf6aef 编写于 作者: L Lv Zheng 提交者： Rafael J. Wysocki
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ACPICA: Enhance the ACPI_GETx and ACPI_SETx macros. 

Improve the implementation of the macros.  Change the SETx macros
to the style of (destination, source).  Also add ACPI_CASTx
companion macros.  Lv Zheng.
Signed-off-by: NLv Zheng <lv.zheng@intel.com>
Signed-off-by: NBob Moore <robert.moore@intel.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>
上级 2f3faaba
隐藏空白更改
内联 并排
Showing with 54 addition and 45 deletion
drivers/acpi/acpica/acmacros.h
浏览文件 @ 57bf6aef
......@@ -49,14 +49,18 @@
* get into potential aligment issues -- see the STORE macros below.
* Use with care.
*/
#define ACPI_GET8(ptr) *ACPI_CAST_PTR (u8, ptr)
#define ACPI_GET16(ptr) *ACPI_CAST_PTR (u16, ptr)
#define ACPI_GET32(ptr) *ACPI_CAST_PTR (u32, ptr)
#define ACPI_GET64(ptr) *ACPI_CAST_PTR (u64, ptr)
#define ACPI_SET8(ptr) *ACPI_CAST_PTR (u8, ptr)
#define ACPI_SET16(ptr) *ACPI_CAST_PTR (u16, ptr)
#define ACPI_SET32(ptr) *ACPI_CAST_PTR (u32, ptr)
#define ACPI_SET64(ptr) *ACPI_CAST_PTR (u64, ptr)
#define ACPI_CAST8(ptr) ACPI_CAST_PTR (u8, (ptr))
#define ACPI_CAST16(ptr) ACPI_CAST_PTR (u16, (ptr))
#define ACPI_CAST32(ptr) ACPI_CAST_PTR (u32, (ptr))
#define ACPI_CAST64(ptr) ACPI_CAST_PTR (u64, (ptr))
#define ACPI_GET8(ptr) (*ACPI_CAST8 (ptr))
#define ACPI_GET16(ptr) (*ACPI_CAST16 (ptr))
#define ACPI_GET32(ptr) (*ACPI_CAST32 (ptr))
#define ACPI_GET64(ptr) (*ACPI_CAST64 (ptr))
#define ACPI_SET8(ptr, val) (*ACPI_CAST8 (ptr) = (u8) (val))
#define ACPI_SET16(ptr, val) (*ACPI_CAST16 (ptr) = (u16) (val))
#define ACPI_SET32(ptr, val) (*ACPI_CAST32 (ptr) = (u32) (val))
#define ACPI_SET64(ptr, val) (*ACPI_CAST64 (ptr) = (u64) (val))
/*
* printf() format helpers
......
drivers/acpi/acpica/exregion.c
浏览文件 @ 57bf6aef
......@@ -239,19 +239,19 @@ acpi_ex_system_memory_space_handler(u32 function,
switch (bit_width) {
case 8:
ACPI_SET8(logical_addr_ptr) = (u8)*value;
ACPI_SET8(logical_addr_ptr, *value);
break;
case 16:
ACPI_SET16(logical_addr_ptr) = (u16)*value;
ACPI_SET16(logical_addr_ptr, *value);
break;
case 32:
ACPI_SET32(logical_addr_ptr) = (u32)*value;
ACPI_SET32(logical_addr_ptr, *value);
break;
case 64:
ACPI_SET64(logical_addr_ptr) = (u64)*value;
ACPI_SET64(logical_addr_ptr, *value);
break;
default:
......
drivers/acpi/acpica/rsmisc.c
浏览文件 @ 57bf6aef
......@@ -136,30 +136,30 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
/*
* Mask and shift the flag bit
*/
ACPI_SET8(destination) = (u8)
((ACPI_GET8(source) >> info->value) & 0x01);
ACPI_SET8(destination,
((ACPI_GET8(source) >> info->value) & 0x01));
break;
case ACPI_RSC_2BITFLAG:
/*
* Mask and shift the flag bits
*/
ACPI_SET8(destination) = (u8)
((ACPI_GET8(source) >> info->value) & 0x03);
ACPI_SET8(destination,
((ACPI_GET8(source) >> info->value) & 0x03));
break;
case ACPI_RSC_3BITFLAG:
/*
* Mask and shift the flag bits
*/
ACPI_SET8(destination) = (u8)
((ACPI_GET8(source) >> info->value) & 0x07);
ACPI_SET8(destination,
((ACPI_GET8(source) >> info->value) & 0x07));
break;
case ACPI_RSC_COUNT:
item_count = ACPI_GET8(source);
ACPI_SET8(destination) = (u8)item_count;
ACPI_SET8(destination, item_count);
resource->length = resource->length +
(info->value * (item_count - 1));
......@@ -168,7 +168,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
case ACPI_RSC_COUNT16:
item_count = aml_resource_length;
ACPI_SET16(destination) = item_count;
ACPI_SET16(destination, item_count);
resource->length = resource->length +
(info->value * (item_count - 1));
......@@ -181,13 +181,13 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
resource->length = resource->length + item_count;
item_count = item_count / 2;
ACPI_SET16(destination) = item_count;
ACPI_SET16(destination, item_count);
break;
case ACPI_RSC_COUNT_GPIO_VEN:
item_count = ACPI_GET8(source);
ACPI_SET8(destination) = (u8)item_count;
ACPI_SET8(destination, item_count);
resource->length = resource->length +
(info->value * item_count);
......@@ -216,7 +216,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
}
resource->length = resource->length + item_count;
ACPI_SET16(destination) = item_count;
ACPI_SET16(destination, item_count);
break;
case ACPI_RSC_COUNT_SERIAL_VEN:
......@@ -224,7 +224,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
item_count = ACPI_GET16(source) - info->value;
resource->length = resource->length + item_count;
ACPI_SET16(destination) = item_count;
ACPI_SET16(destination, item_count);
break;
case ACPI_RSC_COUNT_SERIAL_RES:
......@@ -234,7 +234,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
- ACPI_GET16(source) - info->value;
resource->length = resource->length + item_count;
ACPI_SET16(destination) = item_count;
ACPI_SET16(destination, item_count);
break;
case ACPI_RSC_LENGTH:
......@@ -385,7 +385,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
}
target = ACPI_ADD_PTR(char, resource, info->value);
ACPI_SET8(target) = (u8)item_count;
ACPI_SET8(target, item_count);
break;
case ACPI_RSC_BITMASK16:
......@@ -401,7 +401,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
}
target = ACPI_ADD_PTR(char, resource, info->value);
ACPI_SET8(target) = (u8)item_count;
ACPI_SET8(target, item_count);
break;
case ACPI_RSC_EXIT_NE:
......@@ -514,37 +514,40 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
/*
* Clear the flag byte
*/
ACPI_SET8(destination) = 0;
ACPI_SET8(destination, 0);
break;
case ACPI_RSC_1BITFLAG:
/*
* Mask and shift the flag bit
*/
ACPI_SET8(destination) |= (u8)
((ACPI_GET8(source) & 0x01) << info->value);
ACPI_SET_BIT(*ACPI_CAST8(destination), (u8)
((ACPI_GET8(source) & 0x01) << info->
value));
break;
case ACPI_RSC_2BITFLAG:
/*
* Mask and shift the flag bits
*/
ACPI_SET8(destination) |= (u8)
((ACPI_GET8(source) & 0x03) << info->value);
ACPI_SET_BIT(*ACPI_CAST8(destination), (u8)
((ACPI_GET8(source) & 0x03) << info->
value));
break;
case ACPI_RSC_3BITFLAG:
/*
* Mask and shift the flag bits
*/
ACPI_SET8(destination) |= (u8)
((ACPI_GET8(source) & 0x07) << info->value);
ACPI_SET_BIT(*ACPI_CAST8(destination), (u8)
((ACPI_GET8(source) & 0x07) << info->
value));
break;
case ACPI_RSC_COUNT:
item_count = ACPI_GET8(source);
ACPI_SET8(destination) = (u8)item_count;
ACPI_SET8(destination, item_count);
aml_length =
(u16) (aml_length +
......@@ -561,18 +564,18 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
case ACPI_RSC_COUNT_GPIO_PIN:
item_count = ACPI_GET16(source);
ACPI_SET16(destination) = (u16)aml_length;
ACPI_SET16(destination, aml_length);
aml_length = (u16)(aml_length + item_count * 2);
target = ACPI_ADD_PTR(void, aml, info->value);
ACPI_SET16(target) = (u16)aml_length;
ACPI_SET16(target, aml_length);
acpi_rs_set_resource_length(aml_length, aml);
break;
case ACPI_RSC_COUNT_GPIO_VEN:
item_count = ACPI_GET16(source);
ACPI_SET16(destination) = (u16)item_count;
ACPI_SET16(destination, item_count);
aml_length =
(u16)(aml_length + (info->value * item_count));
......@@ -584,7 +587,7 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
/* Set resource source string length */
item_count = ACPI_GET16(source);
ACPI_SET16(destination) = (u16)aml_length;
ACPI_SET16(destination, aml_length);
/* Compute offset for the Vendor Data */
......@@ -594,7 +597,7 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
/* Set vendor offset only if there is vendor data */
if (resource->data.gpio.vendor_length) {
ACPI_SET16(target) = (u16)aml_length;
ACPI_SET16(target, aml_length);
}
acpi_rs_set_resource_length(aml_length, aml);
......@@ -603,7 +606,7 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
case ACPI_RSC_COUNT_SERIAL_VEN:
item_count = ACPI_GET16(source);
ACPI_SET16(destination) = item_count + info->value;
ACPI_SET16(destination, item_count + info->value);
aml_length = (u16)(aml_length + item_count);
acpi_rs_set_resource_length(aml_length, aml);
break;
......@@ -707,10 +710,12 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
/*
* 8-bit encoded bitmask (DMA macro)
*/
ACPI_SET8(destination) = (u8)
acpi_rs_encode_bitmask(source,
*ACPI_ADD_PTR(u8, resource,
info->value));
ACPI_SET8(destination,
acpi_rs_encode_bitmask(source,
*ACPI_ADD_PTR(u8,
resource,
info->
value)));
break;
case ACPI_RSC_BITMASK16:
......
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