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authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>2012-01-03 18:56:15 +0400
committerWey-Yi Guy <wey-yi.w.guy@intel.com>2012-02-03 02:35:45 +0400
commit1042db2af183b96cdce5972014d85e8bca0634ad (patch)
treea2180c74bd080da8ae6cb9ab9b8d3494ee50e6cc /drivers/net/wireless/iwlwifi/iwl-ucode.c
parent0390549571cb614ac5cd3327b63f95155a75c673 (diff)
downloadlinux-1042db2af183b96cdce5972014d85e8bca0634ad.tar.xz
iwlwifi: give trans to all the read / write functions
From now on, the transport layer in charge of providing access to the device. So change all the driver to give a pointer to the transport to all the low level functions that actually access the device. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-ucode.c')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-ucode.c37
1 files changed, 18 insertions, 19 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-ucode.c b/drivers/net/wireless/iwlwifi/iwl-ucode.c
index 0d7f207ac611..5de8b5beb091 100644
--- a/drivers/net/wireless/iwlwifi/iwl-ucode.c
+++ b/drivers/net/wireless/iwlwifi/iwl-ucode.c
@@ -126,42 +126,41 @@ int iwl_alloc_fw_desc(struct iwl_bus *bus, struct fw_desc *desc,
static int iwl_load_section(struct iwl_trans *trans, const char *name,
struct fw_desc *image, u32 dst_addr)
{
- struct iwl_bus *bus = bus(trans);
dma_addr_t phy_addr = image->p_addr;
u32 byte_cnt = image->len;
int ret;
trans->ucode_write_complete = 0;
- iwl_write_direct32(bus,
+ iwl_write_direct32(trans,
FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL),
FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_PAUSE);
- iwl_write_direct32(bus,
+ iwl_write_direct32(trans,
FH_SRVC_CHNL_SRAM_ADDR_REG(FH_SRVC_CHNL), dst_addr);
- iwl_write_direct32(bus,
+ iwl_write_direct32(trans,
FH_TFDIB_CTRL0_REG(FH_SRVC_CHNL),
phy_addr & FH_MEM_TFDIB_DRAM_ADDR_LSB_MSK);
- iwl_write_direct32(bus,
+ iwl_write_direct32(trans,
FH_TFDIB_CTRL1_REG(FH_SRVC_CHNL),
(iwl_get_dma_hi_addr(phy_addr)
<< FH_MEM_TFDIB_REG1_ADDR_BITSHIFT) | byte_cnt);
- iwl_write_direct32(bus,
+ iwl_write_direct32(trans,
FH_TCSR_CHNL_TX_BUF_STS_REG(FH_SRVC_CHNL),
1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_NUM |
1 << FH_TCSR_CHNL_TX_BUF_STS_REG_POS_TB_IDX |
FH_TCSR_CHNL_TX_BUF_STS_REG_VAL_TFDB_VALID);
- iwl_write_direct32(bus,
+ iwl_write_direct32(trans,
FH_TCSR_CHNL_TX_CONFIG_REG(FH_SRVC_CHNL),
FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE |
FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_DISABLE |
FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_ENDTFD);
- IWL_DEBUG_FW(bus, "%s uCode section being loaded...\n", name);
+ IWL_DEBUG_FW(trans, "%s uCode section being loaded...\n", name);
ret = wait_event_timeout(trans->shrd->wait_command_queue,
trans->ucode_write_complete, 5 * HZ);
if (!ret) {
@@ -470,7 +469,7 @@ static int iwl_alive_notify(struct iwl_trans *trans)
* using sample data 100 bytes apart. If these sample points are good,
* it's a pretty good bet that everything between them is good, too.
*/
-static int iwl_verify_inst_sparse(struct iwl_bus *bus,
+static int iwl_verify_inst_sparse(struct iwl_trans *trans,
struct fw_desc *fw_desc)
{
__le32 *image = (__le32 *)fw_desc->v_addr;
@@ -478,15 +477,15 @@ static int iwl_verify_inst_sparse(struct iwl_bus *bus,
u32 val;
u32 i;
- IWL_DEBUG_FW(bus, "ucode inst image size is %u\n", len);
+ IWL_DEBUG_FW(trans, "ucode inst image size is %u\n", len);
for (i = 0; i < len; i += 100, image += 100/sizeof(u32)) {
/* read data comes through single port, auto-incr addr */
/* NOTE: Use the debugless read so we don't flood kernel log
* if IWL_DL_IO is set */
- iwl_write_direct32(bus, HBUS_TARG_MEM_RADDR,
+ iwl_write_direct32(trans, HBUS_TARG_MEM_RADDR,
i + IWLAGN_RTC_INST_LOWER_BOUND);
- val = iwl_read32(bus, HBUS_TARG_MEM_RDAT);
+ val = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
if (val != le32_to_cpu(*image))
return -EIO;
}
@@ -494,7 +493,7 @@ static int iwl_verify_inst_sparse(struct iwl_bus *bus,
return 0;
}
-static void iwl_print_mismatch_inst(struct iwl_bus *bus,
+static void iwl_print_mismatch_inst(struct iwl_trans *trans,
struct fw_desc *fw_desc)
{
__le32 *image = (__le32 *)fw_desc->v_addr;
@@ -503,18 +502,18 @@ static void iwl_print_mismatch_inst(struct iwl_bus *bus,
u32 offs;
int errors = 0;
- IWL_DEBUG_FW(bus, "ucode inst image size is %u\n", len);
+ IWL_DEBUG_FW(trans, "ucode inst image size is %u\n", len);
- iwl_write_direct32(bus, HBUS_TARG_MEM_RADDR,
+ iwl_write_direct32(trans, HBUS_TARG_MEM_RADDR,
IWLAGN_RTC_INST_LOWER_BOUND);
for (offs = 0;
offs < len && errors < 20;
offs += sizeof(u32), image++) {
/* read data comes through single port, auto-incr addr */
- val = iwl_read32(bus, HBUS_TARG_MEM_RDAT);
+ val = iwl_read32(trans, HBUS_TARG_MEM_RDAT);
if (val != le32_to_cpu(*image)) {
- IWL_ERR(bus, "uCode INST section at "
+ IWL_ERR(trans, "uCode INST section at "
"offset 0x%x, is 0x%x, s/b 0x%x\n",
offs, val, le32_to_cpu(*image));
errors++;
@@ -536,14 +535,14 @@ static int iwl_verify_ucode(struct iwl_trans *trans,
return -EINVAL;
}
- if (!iwl_verify_inst_sparse(bus(trans), &img->code)) {
+ if (!iwl_verify_inst_sparse(trans, &img->code)) {
IWL_DEBUG_FW(trans, "uCode is good in inst SRAM\n");
return 0;
}
IWL_ERR(trans, "UCODE IMAGE IN INSTRUCTION SRAM NOT VALID!!\n");
- iwl_print_mismatch_inst(bus(trans), &img->code);
+ iwl_print_mismatch_inst(trans, &img->code);
return -EIO;
}