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ACPI: PPTT: Consistently use unsigned int as parameter type

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The fourth parameter 'level' of function 'acpi_find_cache_level()' is
a signed interger, but its caller 'acpi_find_cache_node()' passes that
parameter an unsigned interger.

Make the paramter type inconsistency go away.

Signed-off-by: Tian Tao <tiantao6@huawei.com>
Signed-off-by: Xiongfeng Wang <wangxiongfeng2@huawei.com>
[ rjw: Subject/changelog ]
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Tian Tao 2019-12-30 19:56:28 +08:00 committed by Rafael J. Wysocki
parent c79f46a282
commit 643956e61c
1 changed files with 15 additions and 14 deletions
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29
drivers/acpi/pptt.c
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@ -98,11 +98,11 @@ static inline bool acpi_pptt_match_type(int table_type, int type)
* *
* Return: The cache structure and the level we terminated with. * Return: The cache structure and the level we terminated with.
*/ */
static int acpi_pptt_walk_cache(struct acpi_table_header *table_hdr, static unsigned int acpi_pptt_walk_cache(struct acpi_table_header *table_hdr,
int local_level, unsigned int local_level,
struct acpi_subtable_header *res, struct acpi_subtable_header *res,
struct acpi_pptt_cache **found, struct acpi_pptt_cache **found,
int level, int type) unsigned int level, int type)
{ {
struct acpi_pptt_cache *cache; struct acpi_pptt_cache *cache;
@ -119,7 +119,7 @@ static int acpi_pptt_walk_cache(struct acpi_table_header *table_hdr,
if (*found != NULL && cache != *found) if (*found != NULL && cache != *found)
pr_warn("Found duplicate cache level/type unable to determine uniqueness\n"); pr_warn("Found duplicate cache level/type unable to determine uniqueness\n");
pr_debug("Found cache @ level %d\n", level); pr_debug("Found cache @ level %u\n", level);
*found = cache; *found = cache;
/* /*
* continue looking at this node's resource list * continue looking at this node's resource list
@ -132,16 +132,17 @@ static int acpi_pptt_walk_cache(struct acpi_table_header *table_hdr,
return local_level; return local_level;
} }
static struct acpi_pptt_cache *acpi_find_cache_level(struct acpi_table_header *table_hdr, static struct acpi_pptt_cache *
struct acpi_pptt_processor *cpu_node, acpi_find_cache_level(struct acpi_table_header *table_hdr,
int *starting_level, int level, struct acpi_pptt_processor *cpu_node,
int type) unsigned int *starting_level, unsigned int level,
int type)
{ {
struct acpi_subtable_header *res; struct acpi_subtable_header *res;
int number_of_levels = *starting_level; unsigned int number_of_levels = *starting_level;
int resource = 0; int resource = 0;
struct acpi_pptt_cache *ret = NULL; struct acpi_pptt_cache *ret = NULL;
int local_level; unsigned int local_level;
/* walk down from processor node */ /* walk down from processor node */
while ((res = acpi_get_pptt_resource(table_hdr, cpu_node, resource))) { while ((res = acpi_get_pptt_resource(table_hdr, cpu_node, resource))) {
@ -321,12 +322,12 @@ static struct acpi_pptt_cache *acpi_find_cache_node(struct acpi_table_header *ta
unsigned int level, unsigned int level,
struct acpi_pptt_processor **node) struct acpi_pptt_processor **node)
{ {
int total_levels = 0; unsigned int total_levels = 0;
struct acpi_pptt_cache *found = NULL; struct acpi_pptt_cache *found = NULL;
struct acpi_pptt_processor *cpu_node; struct acpi_pptt_processor *cpu_node;
u8 acpi_type = acpi_cache_type(type); u8 acpi_type = acpi_cache_type(type);
pr_debug("Looking for CPU %d's level %d cache type %d\n", pr_debug("Looking for CPU %d's level %u cache type %d\n",
acpi_cpu_id, level, acpi_type); acpi_cpu_id, level, acpi_type);
cpu_node = acpi_find_processor_node(table_hdr, acpi_cpu_id); cpu_node = acpi_find_processor_node(table_hdr, acpi_cpu_id);