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>

2 files changed, 5 insertions, 7 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index d95fb42b2bd..b08036a9d89 100644
--- 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 944642450d3..cd11c0ca299 100644
--- 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)