IPMI: add 0.9 support

[karo-tx-linux.git] / drivers / char / ipmi / ipmi_si_intf.c

diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c
index a2894d42515344b5e2951d96d8b0a3849a1b8b37..4f560d0bb8089fa296dadeaee3a21bfb7a91b052 100644 (file)
--- a/drivers/char/ipmi/ipmi_si_intf.c
+++ b/drivers/char/ipmi/ipmi_si_intf.c
@@ -675,7 +675,8 @@ static void handle_transaction_done(struct smi_info *smi_info)
 }
 
 /* Called on timeouts and events.  Timeouts should pass the elapsed
-   time, interrupts should pass in zero. */
+   time, interrupts should pass in zero.  Must be called with
+   si_lock held and interrupts disabled. */
 static enum si_sm_result smi_event_handler(struct smi_info *smi_info,
                                           int time)
 {
@@ -892,13 +893,16 @@ static int ipmi_thread(void *data)
 static void poll(void *send_info)
 {
        struct smi_info *smi_info = send_info;
+       unsigned long flags;
 
        /*
         * Make sure there is some delay in the poll loop so we can
         * drive time forward and timeout things.
         */
        udelay(10);
+       spin_lock_irqsave(&smi_info->si_lock, flags);
        smi_event_handler(smi_info, 10);
+       spin_unlock_irqrestore(&smi_info->si_lock, flags);
 }
 
 static void request_events(void *send_info)
@@ -1006,6 +1010,10 @@ static int smi_start_processing(void       *send_info,
 
        new_smi->intf = intf;
 
+       /* Try to claim any interrupts. */
+       if (new_smi->irq_setup)
+               new_smi->irq_setup(new_smi);
+
        /* Set up the timer that drives the interface. */
        setup_timer(&new_smi->si_timer, smi_timeout, (long)new_smi);
        new_smi->last_timeout_jiffies = jiffies;
@@ -1072,19 +1080,19 @@ static char          *si_type[SI_MAX_PARMS];
 #define MAX_SI_TYPE_STR 30
 static char          si_type_str[MAX_SI_TYPE_STR];
 static unsigned long addrs[SI_MAX_PARMS];
-static int num_addrs;
+static unsigned int num_addrs;
 static unsigned int  ports[SI_MAX_PARMS];
-static int num_ports;
+static unsigned int num_ports;
 static int           irqs[SI_MAX_PARMS];
-static int num_irqs;
+static unsigned int num_irqs;
 static int           regspacings[SI_MAX_PARMS];
-static int num_regspacings;
+static unsigned int num_regspacings;
 static int           regsizes[SI_MAX_PARMS];
-static int num_regsizes;
+static unsigned int num_regsizes;
 static int           regshifts[SI_MAX_PARMS];
-static int num_regshifts;
+static unsigned int num_regshifts;
 static int slave_addrs[SI_MAX_PARMS];
-static int num_slave_addrs;
+static unsigned int num_slave_addrs;
 
 #define IPMI_IO_ADDR_SPACE  0
 #define IPMI_MEM_ADDR_SPACE 1
@@ -1106,12 +1114,12 @@ MODULE_PARM_DESC(type, "Defines the type of each interface, each"
                 " interface separated by commas.  The types are 'kcs',"
                 " 'smic', and 'bt'.  For example si_type=kcs,bt will set"
                 " the first interface to kcs and the second to bt");
-module_param_array(addrs, long, &num_addrs, 0);
+module_param_array(addrs, ulong, &num_addrs, 0);
 MODULE_PARM_DESC(addrs, "Sets the memory address of each interface, the"
                 " addresses separated by commas.  Only use if an interface"
                 " is in memory.  Otherwise, set it to zero or leave"
                 " it blank.");
-module_param_array(ports, int, &num_ports, 0);
+module_param_array(ports, uint, &num_ports, 0);
 MODULE_PARM_DESC(ports, "Sets the port address of each interface, the"
                 " addresses separated by commas.  Only use if an interface"
                 " is a port.  Otherwise, set it to zero or leave"
@@ -2372,20 +2380,9 @@ static int try_get_dev_id(struct smi_info *smi_info)
        /* Otherwise, we got some data. */
        resp_len = smi_info->handlers->get_result(smi_info->si_sm,
                                                  resp, IPMI_MAX_MSG_LENGTH);
-       if (resp_len < 14) {
-               /* That's odd, it should be longer. */
-               rv = -EINVAL;
-               goto out;
-       }
 
-       if ((resp[1] != IPMI_GET_DEVICE_ID_CMD) || (resp[2] != 0)) {
-               /* That's odd, it shouldn't be able to fail. */
-               rv = -EINVAL;
-               goto out;
-       }
-
-       /* Record info from the get device id, in case we need it. */
-       ipmi_demangle_device_id(resp+3, resp_len-3, &smi_info->device_id);
+       /* Check and record info from the get device id, in case we need it. */
+       rv = ipmi_demangle_device_id(resp, resp_len, &smi_info->device_id);
 
  out:
        kfree(resp);
@@ -2765,10 +2762,6 @@ static int try_smi_init(struct smi_info *new_smi)
        setup_oem_data_handler(new_smi);
        setup_xaction_handlers(new_smi);
 
-       /* Try to claim any interrupts. */
-       if (new_smi->irq_setup)
-               new_smi->irq_setup(new_smi);
-
        INIT_LIST_HEAD(&(new_smi->xmit_msgs));
        INIT_LIST_HEAD(&(new_smi->hp_xmit_msgs));
        new_smi->curr_msg = NULL;