shark/bbswitch-g14
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bbswitch: make the uuid array of size 16, remove check

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Lekensteyn 2011-12-13 22:46:52 +01:00
parent 1997dba661
commit 41e0b9fca0
1 changed files with 4 additions and 10 deletions
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14
bbswitch.c
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@ -22,12 +22,12 @@ MODULE_VERSION("0.1");
extern struct proc_dir_entry *acpi_root_dir;
static const char acpi_optimus_dsm_muid[] = {
static const char acpi_optimus_dsm_muid[16] = {
0xF8, 0xD8, 0x86, 0xA4, 0xDA, 0x0B, 0x1B, 0x47,
0xA7, 0x2B, 0x60, 0x42, 0xA6, 0xB5, 0xBE, 0xE0,
};
static const char acpi_nvidia_dsm_muid[] = {
static const char acpi_nvidia_dsm_muid[16] = {
0xA0, 0xA0, 0x95, 0x9D, 0x60, 0x00, 0x48, 0x4D,
0xB3, 0x4D, 0x7E, 0x5F, 0xEA, 0x12, 0x9F, 0xD4
};
@ -64,7 +64,7 @@ static char *buffer_to_string(const char buffer[], char *target) {
return target;
}
static int acpi_call_dsm(acpi_handle handle, const char muid[], int revid,
static int acpi_call_dsm(acpi_handle handle, const char muid[16], int revid,
int func, char *args, uint32_t *result) {
struct acpi_buffer output = { ACPI_ALLOCATE_BUFFER, NULL };
struct acpi_object_list input;
@ -72,12 +72,6 @@ static int acpi_call_dsm(acpi_handle handle, const char muid[], int revid,
union acpi_object *obj;
int err;
if (sizeof(muid) != 16) {
printk(KERN_WARNING "bbswitch: Invalid length for _DSM UUID: %zi\n",
sizeof(muid));
return -EINVAL;
}
input.count = 4;
input.pointer = params;
params[0].type = ACPI_TYPE_BUFFER;
@ -128,7 +122,7 @@ static int acpi_call_dsm(acpi_handle handle, const char muid[], int revid,
}
// Returns 1 if a _DSM function and its function index exists and 0 otherwise
static int has_dsm_func(const char muid[], int revid, int sfnc) {
static int has_dsm_func(const char muid[16], int revid, int sfnc) {
u32 result = 0;
// fail if the _DSM call failed