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path: root/drivers/acpi/resources/rsmisc.c
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Diffstat (limited to 'drivers/acpi/resources/rsmisc.c')
-rw-r--r--drivers/acpi/resources/rsmisc.c92
1 files changed, 46 insertions, 46 deletions
diff --git a/drivers/acpi/resources/rsmisc.c b/drivers/acpi/resources/rsmisc.c
index 16ad3bfbee2a..e1b5aa2af9a5 100644
--- a/drivers/acpi/resources/rsmisc.c
+++ b/drivers/acpi/resources/rsmisc.c
@@ -104,8 +104,9 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
* Source is the external AML byte stream buffer,
* destination is the internal resource descriptor
*/
- source = ((u8 *) aml) + info->aml_offset;
- destination = ((u8 *) resource) + info->resource_offset;
+ source = ACPI_ADD_PTR(void, aml, info->aml_offset);
+ destination =
+ ACPI_ADD_PTR(void, resource, info->resource_offset);
switch (info->opcode) {
case ACPI_RSC_INITGET:
@@ -129,22 +130,22 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
/*
* Mask and shift the flag bit
*/
- *((u8 *) destination) = (u8)
- ((*((u8 *) source) >> info->value) & 0x01);
+ ACPI_SET8(destination) = (u8)
+ ((ACPI_GET8(source) >> info->value) & 0x01);
break;
case ACPI_RSC_2BITFLAG:
/*
* Mask and shift the flag bits
*/
- *((u8 *) destination) = (u8)
- ((*((u8 *) source) >> info->value) & 0x03);
+ ACPI_SET8(destination) = (u8)
+ ((ACPI_GET8(source) >> info->value) & 0x03);
break;
case ACPI_RSC_COUNT:
- item_count = *((u8 *) source);
- *((u8 *) destination) = (u8) item_count;
+ item_count = ACPI_GET8(source);
+ ACPI_SET8(destination) = (u8) item_count;
resource->length = resource->length +
(info->value * (item_count - 1));
@@ -153,7 +154,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
case ACPI_RSC_COUNT16:
item_count = aml_resource_length;
- *((u16 *) destination) = item_count;
+ ACPI_SET16(destination) = item_count;
resource->length = resource->length +
(info->value * (item_count - 1));
@@ -186,9 +187,8 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
case ACPI_RSC_DATA8:
- target = ((char *)resource) + info->value;
- ACPI_MEMCPY(destination, source,
- *(ACPI_CAST_PTR(u16, target)));
+ target = ACPI_ADD_PTR(char, resource, info->value);
+ ACPI_MEMCPY(destination, source, ACPI_GET16(target));
break;
case ACPI_RSC_ADDRESS:
@@ -217,8 +217,8 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
* complicated case used by the Interrupt() macro
*/
target =
- ((char *)resource) + info->aml_offset +
- (item_count * 4);
+ ACPI_ADD_PTR(char, resource,
+ info->aml_offset + (item_count * 4));
resource->length +=
acpi_rs_get_resource_source(aml_resource_length,
@@ -230,15 +230,14 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
* 8-bit encoded bitmask (DMA macro)
*/
item_count =
- acpi_rs_decode_bitmask(*((u8 *) source),
+ acpi_rs_decode_bitmask(ACPI_GET8(source),
destination);
if (item_count) {
- resource->length +=
- resource->length + (item_count - 1);
+ resource->length += (item_count - 1);
}
- target = ((char *)resource) + info->value;
- *((u8 *) target) = (u8) item_count;
+ target = ACPI_ADD_PTR(char, resource, info->value);
+ ACPI_SET8(target) = (u8) item_count;
break;
case ACPI_RSC_BITMASK16:
@@ -250,12 +249,11 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
item_count =
acpi_rs_decode_bitmask(temp16, destination);
if (item_count) {
- resource->length =
- resource->length + (item_count - 1);
+ resource->length += (item_count - 1);
}
- target = ((char *)resource) + info->value;
- *((u8 *) target) = (u8) item_count;
+ target = ACPI_ADD_PTR(char, resource, info->value);
+ ACPI_SET8(target) = (u8) item_count;
break;
case ACPI_RSC_EXIT_NE:
@@ -270,7 +268,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
break;
case ACPI_RSC_COMPARE_VALUE:
- if (*((u8 *) source) != info->value) {
+ if (ACPI_GET8(source) != info->value) {
goto exit;
}
break;
@@ -349,8 +347,8 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
* Source is the internal resource descriptor,
* destination is the external AML byte stream buffer
*/
- source = ((u8 *) resource) + info->resource_offset;
- destination = ((u8 *) aml) + info->aml_offset;
+ source = ACPI_ADD_PTR(void, resource, info->resource_offset);
+ destination = ACPI_ADD_PTR(void, aml, info->aml_offset);
switch (info->opcode) {
case ACPI_RSC_INITSET:
@@ -368,37 +366,38 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
/*
* Clear the flag byte
*/
- *((u8 *) destination) = 0;
+ ACPI_SET8(destination) = 0;
break;
case ACPI_RSC_1BITFLAG:
/*
* Mask and shift the flag bit
*/
- *((u8 *) destination) |= (u8)
- ((*((u8 *) source) & 0x01) << info->value);
+ ACPI_SET8(destination) |= (u8)
+ ((ACPI_GET8(source) & 0x01) << info->value);
break;
case ACPI_RSC_2BITFLAG:
/*
* Mask and shift the flag bits
*/
- *((u8 *) destination) |= (u8)
- ((*((u8 *) source) & 0x03) << info->value);
+ ACPI_SET8(destination) |= (u8)
+ ((ACPI_GET8(source) & 0x03) << info->value);
break;
case ACPI_RSC_COUNT:
- item_count = *((u8 *) source);
- *((u8 *) destination) = (u8) item_count;
+ item_count = ACPI_GET8(source);
+ ACPI_SET8(destination) = (u8) item_count;
- aml_length = (u16) (aml_length +
- (info->value * (item_count - 1)));
+ aml_length =
+ (u16) (aml_length +
+ (info->value * (item_count - 1)));
break;
case ACPI_RSC_COUNT16:
- item_count = *((u16 *) source);
+ item_count = ACPI_GET16(source);
aml_length = (u16) (aml_length + item_count);
acpi_rs_set_resource_length(aml_length, aml);
break;
@@ -453,20 +452,21 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
/*
* 8-bit encoded bitmask (DMA macro)
*/
- *((u8 *) destination) = (u8)
+ ACPI_SET8(destination) = (u8)
acpi_rs_encode_bitmask(source,
- *(((u8 *) resource) +
- info->value));
+ *ACPI_ADD_PTR(u8, resource,
+ info->value));
break;
case ACPI_RSC_BITMASK16:
/*
* 16-bit encoded bitmask (IRQ macro)
*/
- temp16 =
- acpi_rs_encode_bitmask(source,
- *(((u8 *) resource) +
- info->value));
+ temp16 = acpi_rs_encode_bitmask(source,
+ *ACPI_ADD_PTR(u8,
+ resource,
+ info->
+ value));
ACPI_MOVE_16_TO_16(destination, &temp16);
break;
@@ -485,9 +485,9 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
*/
switch (COMPARE_OPCODE(info)) {
case ACPI_RSC_COMPARE_VALUE:
- if (*
- ((u8 *) (((u8 *) resource) +
- COMPARE_TARGET(info))) !=
+
+ if (*ACPI_ADD_PTR(u8, resource,
+ COMPARE_TARGET(info)) !=
COMPARE_VALUE(info)) {
goto exit;
}
generated by cgit v1.2.3 (git 2.0.4) at 2024-10-30 19:23:15 +0000