ACPI: Change acpi_evaluate_integer to support 64-bit on 32-bit kernels
[linux-2.6.git] / drivers / acpi / sbshc.c
index a2cf300..81d23d3 100644 (file)
@@ -107,6 +107,13 @@ static int wait_transaction_complete(struct acpi_smb_hc *hc, int timeout)
        if (wait_event_timeout(hc->wait, smb_check_done(hc),
                               msecs_to_jiffies(timeout)))
                return 0;
+       /*
+        * After the timeout happens, OS will try to check the status of SMbus.
+        * If the status is what OS expected, it will be regarded as the bogus
+        * timeout.
+        */
+       if (smb_check_done(hc))
+               return 0;
        else
                return -ETIME;
 }
@@ -130,7 +137,6 @@ static int acpi_smbus_transaction(struct acpi_smb_hc *hc, u8 protocol,
                goto end;
        }
        smb_hc_write(hc, ACPI_SMB_COMMAND, command);
-       smb_hc_write(hc, ACPI_SMB_COMMAND, command);
        if (!(protocol & 0x01)) {
                smb_hc_write(hc, ACPI_SMB_BLOCK_COUNT, length);
                for (i = 0; i < length; ++i)
@@ -252,7 +258,7 @@ extern int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
 static int acpi_smbus_hc_add(struct acpi_device *device)
 {
        int status;
-       unsigned long val;
+       unsigned long long val;
        struct acpi_smb_hc *hc;
 
        if (!device)