ACPICA: executer/exsystem: Add units to time variable names

ACPICA commit b69cbef7a83eadb102a1ff6c6f6fc5abce34805a

`how_long` refers to different units in both functions, so make it more
clear, what unit they expect. That also makes one comment superfluous.

Link: https://github.com/acpica/acpica/commit/b69cbef7
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/acpi/acpica/exsystem.c b/drivers/acpi/acpica/exsystem.c
index c3056afbc0ce12f83f6b040e4da21ed5f6b06eb8..7d19f2398b51ef221c98c9a0a7eb9342eff1b169 100644 (file)
--- a/drivers/acpi/acpica/exsystem.c
+++ b/drivers/acpi/acpica/exsystem.c
@@ -107,7 +107,7 @@ acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout)
  *
  * FUNCTION:    acpi_ex_system_do_stall
  *
- * PARAMETERS:  how_long        - The amount of time to stall,
+ * PARAMETERS:  how_long_us     - The amount of time to stall,
  *                                in microseconds
  *
  * RETURN:      Status
@@ -120,24 +120,24 @@ acpi_status acpi_ex_system_wait_mutex(acpi_mutex mutex, u16 timeout)
  *
  ******************************************************************************/
 
-acpi_status acpi_ex_system_do_stall(u32 how_long)
+acpi_status acpi_ex_system_do_stall(u32 how_long_us)
 {
        acpi_status status = AE_OK;
 
        ACPI_FUNCTION_ENTRY();
 
-       if (how_long > 255) {   /* 255 microseconds */
+       if (how_long_us > 255) {
                /*
-                * Longer than 255 usec, this is an error
+                * Longer than 255 microseconds, this is an error
                 *
                 * (ACPI specifies 100 usec as max, but this gives some slack in
                 * order to support existing BIOSs)
                 */
                ACPI_ERROR((AE_INFO,
-                           "Time parameter is too large (%u)", how_long));
+                           "Time parameter is too large (%u)", how_long_us));
                status = AE_AML_OPERAND_VALUE;
        } else {
-               acpi_os_stall(how_long);
+               acpi_os_stall(how_long_us);
        }
 
        return (status);
@@ -147,7 +147,7 @@ acpi_status acpi_ex_system_do_stall(u32 how_long)
  *
  * FUNCTION:    acpi_ex_system_do_sleep
  *
- * PARAMETERS:  how_long        - The amount of time to sleep,
+ * PARAMETERS:  how_long_ms     - The amount of time to sleep,
  *                                in milliseconds
  *
  * RETURN:      None
@@ -156,7 +156,7 @@ acpi_status acpi_ex_system_do_stall(u32 how_long)
  *
  ******************************************************************************/
 
-acpi_status acpi_ex_system_do_sleep(u64 how_long)
+acpi_status acpi_ex_system_do_sleep(u64 how_long_ms)
 {
        ACPI_FUNCTION_ENTRY();
 
@@ -168,11 +168,11 @@ acpi_status acpi_ex_system_do_sleep(u64 how_long)
         * For compatibility with other ACPI implementations and to prevent
         * accidental deep sleeps, limit the sleep time to something reasonable.
         */
-       if (how_long > ACPI_MAX_SLEEP) {
-               how_long = ACPI_MAX_SLEEP;
+       if (how_long_ms > ACPI_MAX_SLEEP) {
+               how_long_ms = ACPI_MAX_SLEEP;
        }
 
-       acpi_os_sleep(how_long);
+       acpi_os_sleep(how_long_ms);
 
        /* And now we must get the interpreter again */