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authorJohannes Berg <johannes.berg@intel.com>2010-01-21 16:28:40 +0300
committerReinette Chatre <reinette.chatre@intel.com>2010-01-29 22:13:36 +0300
commit9f1f3ceacb7e52d9bc0364b4f26ae418de79656f (patch)
treeca2ea32b79d783e32408545b21a5b9e4aa5eef9a /drivers
parent4d6959219bb71aa34383fc1a1a520820aee6292b (diff)
downloadlinux-9f1f3ceacb7e52d9bc0364b4f26ae418de79656f.tar.xz
iwlagn: simplify ucode loading
Move the waiting into iwl5000_load_section instead of duplicating it in the caller. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-5000.c63
1 files changed, 22 insertions, 41 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 6bb433a0e535..6d5988901341 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -412,12 +412,14 @@ static void iwl5000_rx_calib_complete(struct iwl_priv *priv,
/*
* ucode
*/
-static int iwl5000_load_section(struct iwl_priv *priv,
- struct fw_desc *image,
- u32 dst_addr)
+static int iwl5000_load_section(struct iwl_priv *priv, const char *name,
+ struct fw_desc *image, u32 dst_addr)
{
dma_addr_t phy_addr = image->p_addr;
u32 byte_cnt = image->len;
+ int ret;
+
+ priv->ucode_write_complete = 0;
iwl_write_direct32(priv,
FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL),
@@ -447,57 +449,36 @@ static int iwl5000_load_section(struct iwl_priv *priv,
FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE |
FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD);
- return 0;
-}
-
-static int iwl5000_load_given_ucode(struct iwl_priv *priv,
- struct fw_desc *inst_image,
- struct fw_desc *data_image)
-{
- int ret = 0;
-
- ret = iwl5000_load_section(priv, inst_image,
- IWL50_RTC_INST_LOWER_BOUND);
- if (ret)
- return ret;
-
- IWL_DEBUG_INFO(priv, "INST uCode section being loaded...\n");
+ IWL_DEBUG_INFO(priv, "%s uCode section being loaded...\n", name);
ret = wait_event_interruptible_timeout(priv->wait_command_queue,
priv->ucode_write_complete, 5 * HZ);
if (ret == -ERESTARTSYS) {
- IWL_ERR(priv, "Could not load the INST uCode section due "
- "to interrupt\n");
+ IWL_ERR(priv, "Could not load the %s uCode section due "
+ "to interrupt\n", name);
return ret;
}
if (!ret) {
- IWL_ERR(priv, "Could not load the INST uCode section\n");
+ IWL_ERR(priv, "Could not load the %s uCode section\n",
+ name);
return -ETIMEDOUT;
}
- priv->ucode_write_complete = 0;
-
- ret = iwl5000_load_section(
- priv, data_image, IWL50_RTC_DATA_LOWER_BOUND);
- if (ret)
- return ret;
+ return 0;
+}
- IWL_DEBUG_INFO(priv, "DATA uCode section being loaded...\n");
+static int iwl5000_load_given_ucode(struct iwl_priv *priv,
+ struct fw_desc *inst_image,
+ struct fw_desc *data_image)
+{
+ int ret = 0;
- ret = wait_event_interruptible_timeout(priv->wait_command_queue,
- priv->ucode_write_complete, 5 * HZ);
- if (ret == -ERESTARTSYS) {
- IWL_ERR(priv, "Could not load the INST uCode section due "
- "to interrupt\n");
+ ret = iwl5000_load_section(priv, "INST", inst_image,
+ IWL50_RTC_INST_LOWER_BOUND);
+ if (ret)
return ret;
- } else if (!ret) {
- IWL_ERR(priv, "Could not load the DATA uCode section\n");
- return -ETIMEDOUT;
- } else
- ret = 0;
-
- priv->ucode_write_complete = 0;
- return ret;
+ return iwl5000_load_section(priv, "DATA", data_image,
+ IWL50_RTC_DATA_LOWER_BOUND);
}
int iwl5000_load_ucode(struct iwl_priv *priv)