iwlwifi: fix 64bit platform firmware loading

This patch fixes loading firmware from memory above 32bit.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Acked-by: Marcel Holtmann <holtmann@linux.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 d95fb42..b08036a 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -578,14 +578,11 @@ static int iwl5000_load_section(struct iwl_priv *priv,
                FH_TFDIB_CTRL0_REG(FH_SRVC_CHNL),
                phy_addr & FH_MEM_TFDIB_DRAM_ADDR_LSB_MSK);
 
-       /* FIME: write the MSB of the phy_addr in CTRL1
-        * iwl_write_direct32(priv,
-               IWL_FH_TFDIB_CTRL1_REG(IWL_FH_SRVC_CHNL),
-               ((phy_addr & MSB_MSK)
-                       << FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_count);
-        */
        iwl_write_direct32(priv,
-               FH_TFDIB_CTRL1_REG(FH_SRVC_CHNL), byte_cnt);
+               FH_TFDIB_CTRL1_REG(FH_SRVC_CHNL),
+               (iwl_get_dma_hi_address(phy_addr)
+                       << FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_cnt);
+
        iwl_write_direct32(priv,
                FH_TCSR_CHNL_TX_BUF_STS_REG(FH_SRVC_CHNL),
                1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM |

diff --git a/drivers/net/wireless/iwlwifi/iwl-fh.h b/drivers/net/wireless/iwlwifi/iwl-fh.h
index 9446424..cd11c0c 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-fh.h
+++ b/drivers/net/wireless/iwlwifi/iwl-fh.h
@@ -287,6 +287,7 @@
 
 #define FH_RSSR_CHNL0_RX_STATUS_CHNL_IDLE      (0x01000000)
 
+#define FH_MEM_TFDIB_REG1_ADDR_BITSHIFT        28
 
 /**
  * Transmit DMA Channel Control/Status Registers (TCSR)