iwlwifi-5000: add iwl 5000 shared memory handlers

This patch fills the needed handlers for shared memory for
iwl 5000 family

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 8bccd90..8e2a6a5 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -291,6 +291,29 @@ static int iwl5000_hw_set_hw_params(struct iwl_priv *priv)
 
        return 0;
 }
+
+static int iwl5000_alloc_shared_mem(struct iwl_priv *priv)
+{
+       priv->shared_virt = pci_alloc_consistent(priv->pci_dev,
+                                       sizeof(struct iwl5000_shared),
+                                       &priv->shared_phys);
+       if (!priv->shared_virt)
+               return -ENOMEM;
+
+       memset(priv->shared_virt, 0, sizeof(struct iwl5000_shared));
+
+       return 0;
+}
+
+static void iwl5000_free_shared_mem(struct iwl_priv *priv)
+{
+       if (priv->shared_virt)
+               pci_free_consistent(priv->pci_dev,
+                                   sizeof(struct iwl5000_shared),
+                                   priv->shared_virt,
+                                   priv->shared_phys);
+}
+
 static struct iwl_hcmd_ops iwl5000_hcmd = {
 };
 
@@ -303,6 +326,8 @@ static struct iwl_hcmd_utils_ops iwl5000_hcmd_utils = {
 
 static struct iwl_lib_ops iwl5000_lib = {
        .set_hw_params = iwl5000_hw_set_hw_params,
+       .alloc_shared_mem = iwl5000_alloc_shared_mem,
+       .free_shared_mem = iwl5000_free_shared_mem,
        .apm_ops = {
                .init = iwl5000_apm_init,
                .set_pwr_src = iwl4965_set_pwr_src,