iwmc3200top: simplify imwct_tx

1. remove address argument since we use same address IWMC_SDIO_DATA_ADDR in
    all cases
2. add __iwmct_tx - non locking tx function for already locked contexts

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

3 files changed, 19 insertions, 23 deletions

diff --git a/drivers/misc/iwmc3200top/fw-download.c b/drivers/misc/iwmc3200top/fw-download.c
index 07055afef858..9dbaeb574e63 100644
--- a/drivers/misc/iwmc3200top/fw-download.c
+++ b/drivers/misc/iwmc3200top/fw-download.c
@@ -228,7 +228,7 @@ static int iwmct_download_section(struct iwmct_priv *priv, const u8 *p_sec,
                 hdr->cmd = cpu_to_le32(cmd);
                 /* send it down */
                 /* TODO: add more proper sending and error checking */
-                ret = iwmct_tx(priv, 0, parser->buf, trans_size);
+                ret = iwmct_tx(priv, parser->buf, trans_size);
                 if (ret != 0) {
                         LOG_INFO(priv, FW_DOWNLOAD,
                                 "iwmct_tx returned %d\n", ret);
@@ -280,7 +280,7 @@ static int iwmct_kick_fw(struct iwmct_priv *priv, bool jump)
         LOG_HEXDUMP(FW_DOWNLOAD, parser->buf, sizeof(*hdr));
         /* send it down */
         /* TODO: add more proper sending and error checking */
-        ret = iwmct_tx(priv, 0, parser->buf, IWMC_SDIO_BLK_SIZE);
+        ret = iwmct_tx(priv, parser->buf, IWMC_SDIO_BLK_SIZE);
         if (ret)
                 LOG_INFO(priv, FW_DOWNLOAD, "iwmct_tx returned %d", ret);
 
diff --git a/drivers/misc/iwmc3200top/iwmc3200top.h b/drivers/misc/iwmc3200top/iwmc3200top.h
index 43bd510e1872..740ff0738ea8 100644
--- a/drivers/misc/iwmc3200top/iwmc3200top.h
+++ b/drivers/misc/iwmc3200top/iwmc3200top.h
@@ -196,9 +196,7 @@ struct iwmct_priv {
         struct list_head read_req_list;
 };
 
-extern int iwmct_tx(struct iwmct_priv *priv, unsigned int addr,
-                void *src, int count);
-
+extern int iwmct_tx(struct iwmct_priv *priv, void *src, int count);
 extern int iwmct_fw_load(struct iwmct_priv *priv);
 
 extern void iwmct_dbg_init_params(struct iwmct_priv *drv);
diff --git a/drivers/misc/iwmc3200top/main.c b/drivers/misc/iwmc3200top/main.c
index 38627949ff54..dd0a3913bf6d 100644
--- a/drivers/misc/iwmc3200top/main.c
+++ b/drivers/misc/iwmc3200top/main.c
@@ -49,6 +49,20 @@ MODULE_LICENSE("GPL");
 MODULE_AUTHOR(DRIVER_COPYRIGHT);
 MODULE_FIRMWARE(FW_NAME(FW_API_VER));
 
+
+static inline int __iwmct_tx(struct iwmct_priv *priv, void *src, int count)
+{
+        return sdio_memcpy_toio(priv->func, IWMC_SDIO_DATA_ADDR, src, count);
+
+}
+int iwmct_tx(struct iwmct_priv *priv, void *src, int count)
+{
+        int ret;
+        sdio_claim_host(priv->func);
+        ret =  __iwmct_tx(priv, src, count);
+        sdio_release_host(priv->func);
+        return ret;
+}
 /*
  * This workers main task is to wait for OP_OPR_ALIVE
  * from TOP FW until ALIVE_MSG_TIMOUT timeout is elapsed.
@@ -158,27 +172,12 @@ int iwmct_send_hcmd(struct iwmct_priv *priv, u8 *cmd, u16 len)
         }
 
         memcpy(buf, cmd, len);
-
-        sdio_claim_host(priv->func);
-        ret = sdio_memcpy_toio(priv->func, IWMC_SDIO_DATA_ADDR, buf,
-                               FW_HCMD_BLOCK_SIZE);
-        sdio_release_host(priv->func);
+        ret = iwmct_tx(priv, buf, FW_HCMD_BLOCK_SIZE);
 
         kfree(buf);
         return ret;
 }
 
-int iwmct_tx(struct iwmct_priv *priv, unsigned int addr,
-        void *src, int count)
-{
-        int ret;
-
-        sdio_claim_host(priv->func);
-        ret = sdio_memcpy_toio(priv->func, addr, src, count);
-        sdio_release_host(priv->func);
-
-        return ret;
-}
 
 static void iwmct_irq_read_worker(struct work_struct *ws)
 {
@@ -273,8 +272,7 @@ static void iwmct_irq_read_worker(struct work_struct *ws)
 
                 if (barker & BARKER_DNLOAD_SYNC_MSK) {
                         /* Send the same barker back */
-                        ret = sdio_memcpy_toio(priv->func, IWMC_SDIO_DATA_ADDR,
-                                               buf, iosize);
+                        ret = __iwmct_tx(priv, buf, iosize);
                         if (ret) {
                                 LOG_ERROR(priv, IRQ,
                                          "error %d echoing barker\n", ret);