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iwlwifi: replacing wording restricted to nic access in iwl-io 

This patch replaces wording 'restricted' with more appropriate 'nic access'
NIC access is grabbed to prevent NIC entering power save mode
General cleanup of iwl-io.h

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Tomas Winkler 2007-10-25 17:15:37 +08:00 committed by David S. Miller
parent af7cca2a44
commit ac17a947a4
5 changed files with 229 additions and 231 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

78
drivers/net/wireless/iwlwifi/iwl-3945.c
View File

@ -157,7 +157,7 @@ void iwl_disable_events(struct iwl_priv *priv)
return;
}
ret = iwl_grab_restricted_access(priv);
ret = iwl_grab_nic_access(priv);
if (ret) {
IWL_WARNING("Can not read from adapter at this time.\n");
return;
@ -165,18 +165,18 @@ void iwl_disable_events(struct iwl_priv *priv)
disable_ptr = iwl_read_targ_mem(priv, base + (4 * sizeof(u32)));
array_size = iwl_read_targ_mem(priv, base + (5 * sizeof(u32)));
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
if (IWL_EVT_DISABLE && (array_size == IWL_EVT_DISABLE_SIZE)) {
IWL_DEBUG_INFO("Disabling selected uCode log events at 0x%x\n",
disable_ptr);
ret = iwl_grab_restricted_access(priv);
ret = iwl_grab_nic_access(priv);
for (i = 0; i < IWL_EVT_DISABLE_SIZE; i++)
iwl_write_targ_mem(priv,
disable_ptr + (i * sizeof(u32)),
evt_disable[i]);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
} else {
IWL_DEBUG_INFO("Selected uCode log events may be disabled\n");
IWL_DEBUG_INFO(" by writing \"1\"s into disable bitmap\n");
@ -720,7 +720,7 @@ static int iwl3945_nic_set_pwr_src(struct iwl_priv *priv, int pwr_max)
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -735,19 +735,19 @@ static int iwl3945_nic_set_pwr_src(struct iwl_priv *priv, int pwr_max)
iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG,
APMG_PS_CTRL_VAL_PWR_SRC_VAUX,
~APMG_PS_CTRL_MSK_PWR_SRC);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
iwl_poll_bit(priv, CSR_GPIO_IN,
CSR_GPIO_IN_VAL_VAUX_PWR_SRC,
CSR_GPIO_IN_BIT_AUX_POWER, 5000);
} else
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
} else {
iwl_set_bits_mask_prph(priv, APMG_PS_CTRL_REG,
APMG_PS_CTRL_VAL_PWR_SRC_VMAIN,
~APMG_PS_CTRL_MSK_PWR_SRC);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
iwl_poll_bit(priv, CSR_GPIO_IN, CSR_GPIO_IN_VAL_VMAIN_PWR_SRC,
CSR_GPIO_IN_BIT_AUX_POWER, 5000); /* uS */
}
@ -762,18 +762,18 @@ static int iwl3945_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
}
iwl_write_restricted(priv, FH_RCSR_RBD_BASE(0), rxq->dma_addr);
iwl_write_restricted(priv, FH_RCSR_RPTR_ADDR(0),
iwl_write_direct32(priv, FH_RCSR_RBD_BASE(0), rxq->dma_addr);
iwl_write_direct32(priv, FH_RCSR_RPTR_ADDR(0),
priv->hw_setting.shared_phys +
offsetof(struct iwl_shared, rx_read_ptr[0]));
iwl_write_restricted(priv, FH_RCSR_WPTR(0), 0);
iwl_write_restricted(priv, FH_RCSR_CONFIG(0),
iwl_write_direct32(priv, FH_RCSR_WPTR(0), 0);
iwl_write_direct32(priv, FH_RCSR_CONFIG(0),
ALM_FH_RCSR_RX_CONFIG_REG_VAL_DMA_CHNL_EN_ENABLE |
ALM_FH_RCSR_RX_CONFIG_REG_VAL_RDRBD_EN_ENABLE |
ALM_FH_RCSR_RX_CONFIG_REG_BIT_WR_STTS_EN |
@ -784,9 +784,9 @@ static int iwl3945_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
ALM_FH_RCSR_RX_CONFIG_REG_VAL_MSG_MODE_FH);
/* fake read to flush all prev I/O */
iwl_read_restricted(priv, FH_RSSR_CTRL);
iwl_read_direct32(priv, FH_RSSR_CTRL);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;
@ -798,7 +798,7 @@ static int iwl3945_tx_reset(struct iwl_priv *priv)
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -818,10 +818,10 @@ static int iwl3945_tx_reset(struct iwl_priv *priv)
iwl_write_prph(priv, SCD_TXF4MF_REG, 0x000004);
iwl_write_prph(priv, SCD_TXF5MF_REG, 0x000005);
iwl_write_restricted(priv, FH_TSSR_CBB_BASE,
iwl_write_direct32(priv, FH_TSSR_CBB_BASE,
priv->hw_setting.shared_phys);
iwl_write_restricted(priv, FH_TSSR_MSG_CONFIG,
iwl_write_direct32(priv, FH_TSSR_MSG_CONFIG,
ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_SNOOP_RD_TXPD_ON |
ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RD_TXPD_ON |
ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_MAX_FRAG_SIZE_128B |
@ -830,7 +830,7 @@ static int iwl3945_tx_reset(struct iwl_priv *priv)
ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_ORDER_RSP_WAIT_TH |
ALM_FH_TSSR_TX_MSG_CONFIG_REG_VAL_RSP_WAIT_TH);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;
@ -896,7 +896,7 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
return rc;
}
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -907,7 +907,7 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
udelay(20);
iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG,
APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
/* Determine HW type */
@ -998,13 +998,13 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
iwl_rx_queue_update_write_ptr(priv, rxq);
*/
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
}
iwl_write_restricted(priv, FH_RCSR_WPTR(0), rxq->write & ~7);
iwl_release_restricted_access(priv);
iwl_write_direct32(priv, FH_RCSR_WPTR(0), rxq->write & ~7);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
@ -1037,7 +1037,7 @@ void iwl_hw_txq_ctx_stop(struct iwl_priv *priv)
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
if (iwl_grab_restricted_access(priv)) {
if (iwl_grab_nic_access(priv)) {
spin_unlock_irqrestore(&priv->lock, flags);
iwl_hw_txq_ctx_free(priv);
return;
@ -1048,13 +1048,13 @@ void iwl_hw_txq_ctx_stop(struct iwl_priv *priv)
/* reset TFD queues */
for (queue = TFD_QUEUE_MIN; queue < TFD_QUEUE_MAX; queue++) {
iwl_write_restricted(priv, FH_TCSR_CONFIG(queue), 0x0);
iwl_poll_restricted_bit(priv, FH_TSSR_TX_STATUS,
iwl_write_direct32(priv, FH_TCSR_CONFIG(queue), 0x0);
iwl_poll_direct_bit(priv, FH_TSSR_TX_STATUS,
ALM_FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE(queue),
1000);
}
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
iwl_hw_txq_ctx_free(priv);
@ -1108,7 +1108,7 @@ int iwl_hw_nic_reset(struct iwl_priv *priv)
CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY,
CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY, 25000);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (!rc) {
iwl_write_prph(priv, APMG_CLK_CTRL_REG,
APMG_CLK_VAL_BSM_CLK_RQT);
@ -1133,7 +1133,7 @@ int iwl_hw_nic_reset(struct iwl_priv *priv)
udelay(5);
iwl_clear_bits_prph(priv, APMG_PS_CTRL_REG,
APMG_PS_CTRL_VAL_RESET_REQ);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
/* Clear the 'host command active' bit... */
@ -2096,18 +2096,18 @@ int iwl_hw_rxq_stop(struct iwl_priv *priv)
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
}
iwl_write_restricted(priv, FH_RCSR_CONFIG(0), 0);
rc = iwl_poll_restricted_bit(priv, FH_RSSR_STATUS, (1 << 24), 1000);
iwl_write_direct32(priv, FH_RCSR_CONFIG(0), 0);
rc = iwl_poll_direct_bit(priv, FH_RSSR_STATUS, (1 << 24), 1000);
if (rc < 0)
IWL_ERROR("Can't stop Rx DMA.\n");
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;
@ -2124,21 +2124,21 @@ int iwl_hw_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq)
shared_data->tx_base_ptr[txq_id] = cpu_to_le32((u32)txq->q.dma_addr);
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
}
iwl_write_restricted(priv, FH_CBCC_CTRL(txq_id), 0);
iwl_write_restricted(priv, FH_CBCC_BASE(txq_id), 0);
iwl_write_direct32(priv, FH_CBCC_CTRL(txq_id), 0);
iwl_write_direct32(priv, FH_CBCC_BASE(txq_id), 0);
iwl_write_restricted(priv, FH_TCSR_CONFIG(txq_id),
iwl_write_direct32(priv, FH_TCSR_CONFIG(txq_id),
ALM_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_RTC_NOINT |
ALM_FH_TCSR_TX_CONFIG_REG_VAL_MSG_MODE_TXF |
ALM_FH_TCSR_TX_CONFIG_REG_VAL_CIRQ_HOST_IFTFD |
ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL |
ALM_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
/* fake read to flush all prev. writes */
iwl_read32(priv, FH_TSSR_CBB_BASE);

80
drivers/net/wireless/iwlwifi/iwl-4965.c
View File

@ -139,20 +139,20 @@ int iwl_hw_rxq_stop(struct iwl_priv *priv)
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
}
/* stop HW */
iwl_write_restricted(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0);
rc = iwl_poll_restricted_bit(priv, FH_MEM_RSSR_RX_STATUS_REG,
iwl_write_direct32(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0);
rc = iwl_poll_direct_bit(priv, FH_MEM_RSSR_RX_STATUS_REG,
(1 << 24), 1000);
if (rc < 0)
IWL_ERROR("Can't stop Rx DMA.\n");
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;
@ -196,7 +196,7 @@ static int iwl4965_nic_set_pwr_src(struct iwl_priv *priv, int pwr_max)
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
ret = iwl_grab_restricted_access(priv);
ret = iwl_grab_nic_access(priv);
if (ret) {
spin_unlock_irqrestore(&priv->lock, flags);
return ret;
@ -217,7 +217,7 @@ static int iwl4965_nic_set_pwr_src(struct iwl_priv *priv, int pwr_max)
APMG_PS_CTRL_VAL_PWR_SRC_VMAIN,
~APMG_PS_CTRL_MSK_PWR_SRC);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return ret;
@ -229,24 +229,24 @@ static int iwl4965_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
unsigned long flags;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
}
/* stop HW */
iwl_write_restricted(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0);
iwl_write_direct32(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG, 0);
iwl_write_restricted(priv, FH_RSCSR_CHNL0_RBDCB_WPTR_REG, 0);
iwl_write_restricted(priv, FH_RSCSR_CHNL0_RBDCB_BASE_REG,
iwl_write_direct32(priv, FH_RSCSR_CHNL0_RBDCB_WPTR_REG, 0);
iwl_write_direct32(priv, FH_RSCSR_CHNL0_RBDCB_BASE_REG,
rxq->dma_addr >> 8);
iwl_write_restricted(priv, FH_RSCSR_CHNL0_STTS_WPTR_REG,
iwl_write_direct32(priv, FH_RSCSR_CHNL0_STTS_WPTR_REG,
(priv->hw_setting.shared_phys +
offsetof(struct iwl_shared, val0)) >> 4);
iwl_write_restricted(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG,
iwl_write_direct32(priv, FH_MEM_RCSR_CHNL0_CONFIG_REG,
FH_RCSR_RX_CONFIG_CHNL_EN_ENABLE_VAL |
FH_RCSR_CHNL0_RX_CONFIG_IRQ_DEST_INT_HOST_VAL |
IWL_FH_RCSR_RX_CONFIG_REG_VAL_RB_SIZE_4K |
@ -258,7 +258,7 @@ static int iwl4965_rx_init(struct iwl_priv *priv, struct iwl_rx_queue *rxq)
* iwl_write32(priv,CSR_INT_COAL_REG,0);
*/
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;
@ -270,13 +270,13 @@ static int iwl4965_kw_init(struct iwl_priv *priv)
int rc;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
goto out;
iwl_write_restricted(priv, IWL_FH_KW_MEM_ADDR_REG,
iwl_write_direct32(priv, IWL_FH_KW_MEM_ADDR_REG,
priv->kw.dma_addr >> 4);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
out:
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -375,7 +375,7 @@ static int iwl4965_txq_ctx_reset(struct iwl_priv *priv)
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (unlikely(rc)) {
IWL_ERROR("TX reset failed");
spin_unlock_irqrestore(&priv->lock, flags);
@ -383,7 +383,7 @@ static int iwl4965_txq_ctx_reset(struct iwl_priv *priv)
}
iwl_write_prph(priv, SCD_TXFACT, 0);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
rc = iwl4965_kw_init(priv);
@ -441,7 +441,7 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
return rc;
}
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -459,7 +459,7 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG,
APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
iwl_write32(priv, CSR_INT_COALESCING, 512 / 32);
spin_unlock_irqrestore(&priv->lock, flags);
@ -505,7 +505,7 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
CSR_HW_IF_CONFIG_REG_BIT_RADIO_SI |
CSR_HW_IF_CONFIG_REG_BIT_MAC_SI);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc < 0) {
spin_unlock_irqrestore(&priv->lock, flags);
IWL_DEBUG_INFO("Failed to init the card\n");
@ -519,7 +519,7 @@ int iwl_hw_nic_init(struct iwl_priv *priv)
iwl_clear_bits_prph(priv, APMG_PS_CTRL_REG,
APMG_PS_CTRL_VAL_RESET_REQ);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
iwl_hw_card_show_info(priv);
@ -603,18 +603,18 @@ void iwl_hw_txq_ctx_stop(struct iwl_priv *priv)
/* reset TFD queues */
for (txq_id = 0; txq_id < priv->hw_setting.max_txq_num; txq_id++) {
spin_lock_irqsave(&priv->lock, flags);
if (iwl_grab_restricted_access(priv)) {
if (iwl_grab_nic_access(priv)) {
spin_unlock_irqrestore(&priv->lock, flags);
continue;
}
iwl_write_restricted(priv,
iwl_write_direct32(priv,
IWL_FH_TCSR_CHNL_TX_CONFIG_REG(txq_id),
0x0);
iwl_poll_restricted_bit(priv, IWL_FH_TSSR_TX_STATUS_REG,
iwl_poll_direct_bit(priv, IWL_FH_TSSR_TX_STATUS_REG,
IWL_FH_TSSR_TX_STATUS_REG_MSK_CHNL_IDLE
(txq_id), 200);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
}
@ -641,7 +641,7 @@ int iwl_hw_nic_reset(struct iwl_priv *priv)
udelay(10);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (!rc) {
iwl_write_prph(priv, APMG_CLK_EN_REG,
APMG_CLK_VAL_DMA_CLK_RQT |
@ -652,7 +652,7 @@ int iwl_hw_nic_reset(struct iwl_priv *priv)
iwl_set_bits_prph(priv, APMG_PCIDEV_STT_REG,
APMG_PCIDEV_STT_VAL_L1_ACT_DIS);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
clear_bit(STATUS_HCMD_ACTIVE, &priv->status);
@ -1581,7 +1581,7 @@ static void iwl4965_bg_txpower_work(struct work_struct *work)
*/
static void iwl4965_set_wr_ptrs(struct iwl_priv *priv, int txq_id, u32 index)
{
iwl_write_restricted(priv, HBUS_TARG_WRPTR,
iwl_write_direct32(priv, HBUS_TARG_WRPTR,
(index & 0xff) | (txq_id << 8));
iwl_write_prph(priv, SCD_QUEUE_RDPTR(txq_id), index);
}
@ -1648,7 +1648,7 @@ int iwl4965_alive_notify(struct iwl_priv *priv)
priv->chain_noise_data.delta_gain_code[i] =
CHAIN_NOISE_DELTA_GAIN_INIT_VAL;
#endif /* CONFIG_IWLWIFI_SENSITIVITY*/
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -1671,7 +1671,7 @@ int iwl4965_alive_notify(struct iwl_priv *priv)
/* initiate the queues */
for (i = 0; i < priv->hw_setting.max_txq_num; i++) {
iwl_write_prph(priv, SCD_QUEUE_RDPTR(i), 0);
iwl_write_restricted(priv, HBUS_TARG_WRPTR, 0 | (i << 8));
iwl_write_direct32(priv, HBUS_TARG_WRPTR, 0 | (i << 8));
iwl_write_targ_mem(priv, priv->scd_base_addr +
SCD_CONTEXT_QUEUE_OFFSET(i),
(SCD_WIN_SIZE <<
@ -1699,7 +1699,7 @@ int iwl4965_alive_notify(struct iwl_priv *priv)
iwl4965_tx_queue_set_status(priv, &priv->txq[i], ac, 0);
}
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;
@ -2688,19 +2688,19 @@ int iwl_hw_tx_queue_init(struct iwl_priv *priv, struct iwl_tx_queue *txq)
int txq_id = txq->q.id;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
}
iwl_write_restricted(priv, FH_MEM_CBBC_QUEUE(txq_id),
iwl_write_direct32(priv, FH_MEM_CBBC_QUEUE(txq_id),
txq->q.dma_addr >> 8);
iwl_write_restricted(
iwl_write_direct32(
priv, IWL_FH_TCSR_CHNL_TX_CONFIG_REG(txq_id),
IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CHNL_ENABLE |
IWL_FH_TCSR_TX_CONFIG_REG_VAL_DMA_CREDIT_ENABLE_VAL);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;
@ -4188,7 +4188,7 @@ static int iwl4965_tx_queue_agg_enable(struct iwl_priv *priv, int txq_id,
iwl_sta_modify_enable_tid_tx(priv, sta_id, tid);
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -4221,7 +4221,7 @@ static int iwl4965_tx_queue_agg_enable(struct iwl_priv *priv, int txq_id,
iwl4965_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 1);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;
@ -4243,7 +4243,7 @@ static int iwl4965_tx_queue_agg_disable(struct iwl_priv *priv, u16 txq_id,
}
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -4262,7 +4262,7 @@ static int iwl4965_tx_queue_agg_disable(struct iwl_priv *priv, u16 txq_id,
iwl4965_txq_ctx_deactivate(priv, txq_id);
iwl4965_tx_queue_set_status(priv, &priv->txq[txq_id], tx_fifo, 0);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
return 0;

146
drivers/net/wireless/iwlwifi/iwl-io.h
View File

@ -42,15 +42,14 @@
* check or debug information is printed when that function is called.
*
* A double __ prefix before an access function means that state is checked
* (in the case of *restricted calls) and the current line number is printed
* in addition to any other debug output.
* and the current line number is printed in addition to any other debug output.
*
* The non-prefixed name is the #define that maps the caller into a
* #define that provides the caller's __LINE__ to the double prefix version.
*
* If you wish to call the function without any debug or state checking,
* you should use the single _ prefix version (as is used by dependent IO
* routines, for example _iwl_read_restricted calls the non-check version of
* routines, for example _iwl_read_direct32 calls the non-check version of
* _iwl_read32.)
*
* These declarations are *extremely* useful in quickly isolating code deltas
@ -65,8 +64,7 @@
static inline void __iwl_write32(const char *f, u32 l, struct iwl_priv *iwl,
u32 ofs, u32 val)
{
IWL_DEBUG_IO("write_direct32(0x%08X, 0x%08X) - %s %d\n",
(u32) (ofs), (u32) (val), f, l);
IWL_DEBUG_IO("write32(0x%08X, 0x%08X) - %s %d\n", ofs, val, f, l);
_iwl_write32(iwl, ofs, val);
}
#define iwl_write32(iwl, ofs, val) \
@ -106,16 +104,16 @@ static inline int __iwl_poll_bit(const char *f, u32 l,
struct iwl_priv *priv, u32 addr,
u32 bits, u32 mask, int timeout)
{
int rc = _iwl_poll_bit(priv, addr, bits, mask, timeout);
if (unlikely(rc == -ETIMEDOUT))
int ret = _iwl_poll_bit(priv, addr, bits, mask, timeout);
if (unlikely(ret == -ETIMEDOUT))
IWL_DEBUG_IO
("poll_bit(0x%08X, 0x%08X, 0x%08X) - timedout - %s %d\n",
addr, bits, mask, f, l);
else
IWL_DEBUG_IO
("poll_bit(0x%08X, 0x%08X, 0x%08X) = 0x%08X - %s %d\n",
addr, bits, mask, rc, f, l);
return rc;
addr, bits, mask, ret, f, l);
return ret;
}
#define iwl_poll_bit(iwl, addr, bits, mask, timeout) \
__iwl_poll_bit(__FILE__, __LINE__, iwl, addr, bits, mask, timeout)
@ -157,9 +155,9 @@ static inline void __iwl_clear_bit(const char *f, u32 l,
#define iwl_clear_bit(p, r, m) _iwl_clear_bit(p, r, m)
#endif
static inline int _iwl_grab_restricted_access(struct iwl_priv *priv)
static inline int _iwl_grab_nic_access(struct iwl_priv *priv)
{
int rc;
int ret;
u32 gp_ctl;
#ifdef CONFIG_IWLWIFI_DEBUG
@ -184,11 +182,11 @@ static inline int _iwl_grab_restricted_access(struct iwl_priv *priv)
/* this bit wakes up the NIC */
_iwl_set_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
rc = _iwl_poll_bit(priv, CSR_GP_CNTRL,
ret = _iwl_poll_bit(priv, CSR_GP_CNTRL,
CSR_GP_CNTRL_REG_VAL_MAC_ACCESS_EN,
(CSR_GP_CNTRL_REG_FLAG_MAC_CLOCK_READY |
CSR_GP_CNTRL_REG_FLAG_GOING_TO_SLEEP), 50);
if (rc < 0) {
if (ret < 0) {
IWL_ERROR("MAC is in deep sleep!\n");
return -EIO;
}
@ -200,25 +198,24 @@ static inline int _iwl_grab_restricted_access(struct iwl_priv *priv)
}
#ifdef CONFIG_IWLWIFI_DEBUG
static inline int __iwl_grab_restricted_access(const char *f, u32 l,
static inline int __iwl_grab_nic_access(const char *f, u32 l,
struct iwl_priv *priv)
{
if (atomic_read(&priv->restrict_refcnt))
IWL_DEBUG_INFO("Grabbing access while already held at "
"line %d.\n", l);
IWL_DEBUG_IO("grabbing restricted access - %s %d\n", f, l);
return _iwl_grab_restricted_access(priv);
IWL_DEBUG_IO("grabbing nic access - %s %d\n", f, l);
return _iwl_grab_nic_access(priv);
}
#define iwl_grab_restricted_access(priv) \
__iwl_grab_restricted_access(__FILE__, __LINE__, priv)
#define iwl_grab_nic_access(priv) \
__iwl_grab_nic_access(__FILE__, __LINE__, priv)
#else
#define iwl_grab_restricted_access(priv) \
_iwl_grab_restricted_access(priv)
#define iwl_grab_nic_access(priv) \
_iwl_grab_nic_access(priv)
#endif
static inline void _iwl_release_restricted_access(struct iwl_priv *priv)
static inline void _iwl_release_nic_access(struct iwl_priv *priv)
{
#ifdef CONFIG_IWLWIFI_DEBUG
if (atomic_dec_and_test(&priv->restrict_refcnt))
@ -227,80 +224,80 @@ static inline void _iwl_release_restricted_access(struct iwl_priv *priv)
CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
}
#ifdef CONFIG_IWLWIFI_DEBUG
static inline void __iwl_release_restricted_access(const char *f, u32 l,
struct iwl_priv *priv)
static inline void __iwl_release_nic_access(const char *f, u32 l,
struct iwl_priv *priv)
{
if (atomic_read(&priv->restrict_refcnt) <= 0)
IWL_ERROR("Release unheld restricted access at line %d.\n", l);
IWL_ERROR("Release unheld nic access at line %d.\n", l);
IWL_DEBUG_IO("releasing restricted access - %s %d\n", f, l);
_iwl_release_restricted_access(priv);
IWL_DEBUG_IO("releasing nic access - %s %d\n", f, l);
_iwl_release_nic_access(priv);
}
#define iwl_release_restricted_access(priv) \
__iwl_release_restricted_access(__FILE__, __LINE__, priv)
#define iwl_release_nic_access(priv) \
__iwl_release_nic_access(__FILE__, __LINE__, priv)
#else
#define iwl_release_restricted_access(priv) \
_iwl_release_restricted_access(priv)
#define iwl_release_nic_access(priv) \
_iwl_release_nic_access(priv)
#endif
static inline u32 _iwl_read_restricted(struct iwl_priv *priv, u32 reg)
static inline u32 _iwl_read_direct32(struct iwl_priv *priv, u32 reg)
{
return _iwl_read32(priv, reg);
}
#ifdef CONFIG_IWLWIFI_DEBUG
static inline u32 __iwl_read_restricted(const char *f, u32 l,
static inline u32 __iwl_read_direct32(const char *f, u32 l,
struct iwl_priv *priv, u32 reg)
{
u32 value = _iwl_read_restricted(priv, reg);
u32 value = _iwl_read_direct32(priv, reg);
if (!atomic_read(&priv->restrict_refcnt))
IWL_ERROR("Unrestricted access from %s %d\n", f, l);
IWL_DEBUG_IO("read_restricted(0x%4X) = 0x%08x - %s %d \n", reg, value,
IWL_ERROR("Nic access not held from %s %d\n", f, l);
IWL_DEBUG_IO("read_direct32(0x%4X) = 0x%08x - %s %d \n", reg, value,
f, l);
return value;
}
#define iwl_read_restricted(priv, reg) \
__iwl_read_restricted(__FILE__, __LINE__, priv, reg)
#define iwl_read_direct32(priv, reg) \
__iwl_read_direct32(__FILE__, __LINE__, priv, reg)
#else
#define iwl_read_restricted _iwl_read_restricted
#define iwl_read_direct32 _iwl_read_direct32
#endif
static inline void _iwl_write_restricted(struct iwl_priv *priv,
static inline void _iwl_write_direct32(struct iwl_priv *priv,
u32 reg, u32 value)
{
_iwl_write32(priv, reg, value);
}
#ifdef CONFIG_IWLWIFI_DEBUG
static void __iwl_write_restricted(u32 line,
static void __iwl_write_direct32(u32 line,
struct iwl_priv *priv, u32 reg, u32 value)
{
if (!atomic_read(&priv->restrict_refcnt))
IWL_ERROR("Unrestricted access from line %d\n", line);
_iwl_write_restricted(priv, reg, value);
IWL_ERROR("Nic access not held from line %d\n", line);
_iwl_write_direct32(priv, reg, value);
}
#define iwl_write_restricted(priv, reg, value) \
__iwl_write_restricted(__LINE__, priv, reg, value)
#define iwl_write_direct32(priv, reg, value) \
__iwl_write_direct32(__LINE__, priv, reg, value)
#else
#define iwl_write_restricted _iwl_write_restricted
#define iwl_write_direct32 _iwl_write_direct32
#endif
static inline void iwl_write_buffer_restricted(struct iwl_priv *priv,
static inline void iwl_write_reg_buf(struct iwl_priv *priv,
u32 reg, u32 len, u32 *values)
{
u32 count = sizeof(u32);
if ((priv != NULL) && (values != NULL)) {
for (; 0 < len; len -= count, reg += count, values++)
_iwl_write_restricted(priv, reg, *values);
_iwl_write_direct32(priv, reg, *values);
}
}
static inline int _iwl_poll_restricted_bit(struct iwl_priv *priv,
static inline int _iwl_poll_direct_bit(struct iwl_priv *priv,
u32 addr, u32 mask, int timeout)
{
int i = 0;
do {
if ((_iwl_read_restricted(priv, addr) & mask) == mask)
if ((_iwl_read_direct32(priv, addr) & mask) == mask)
return i;
mdelay(10);
i += 10;
@ -310,36 +307,36 @@ static inline int _iwl_poll_restricted_bit(struct iwl_priv *priv,
}
#ifdef CONFIG_IWLWIFI_DEBUG
static inline int __iwl_poll_restricted_bit(const char *f, u32 l,
static inline int __iwl_poll_direct_bit(const char *f, u32 l,
struct iwl_priv *priv,
u32 addr, u32 mask, int timeout)
{
int rc = _iwl_poll_restricted_bit(priv, addr, mask, timeout);
int ret = _iwl_poll_direct_bit(priv, addr, mask, timeout);
if (unlikely(rc == -ETIMEDOUT))
IWL_DEBUG_IO("poll_restricted_bit(0x%08X, 0x%08X) - "
if (unlikely(ret == -ETIMEDOUT))
IWL_DEBUG_IO("poll_direct_bit(0x%08X, 0x%08X) - "
"timedout - %s %d\n", addr, mask, f, l);
else
IWL_DEBUG_IO("poll_restricted_bit(0x%08X, 0x%08X) = 0x%08X "
"- %s %d\n", addr, mask, rc, f, l);
return rc;
IWL_DEBUG_IO("poll_direct_bit(0x%08X, 0x%08X) = 0x%08X "
"- %s %d\n", addr, mask, ret, f, l);
return ret;
}
#define iwl_poll_restricted_bit(iwl, addr, mask, timeout) \
__iwl_poll_restricted_bit(__FILE__, __LINE__, iwl, addr, mask, timeout)
#define iwl_poll_direct_bit(iwl, addr, mask, timeout) \
__iwl_poll_direct_bit(__FILE__, __LINE__, iwl, addr, mask, timeout)
#else
#define iwl_poll_restricted_bit _iwl_poll_restricted_bit
#define iwl_poll_direct_bit _iwl_poll_direct_bit
#endif
static inline u32 _iwl_read_prph(struct iwl_priv *priv, u32 reg)
{
_iwl_write_restricted(priv, HBUS_TARG_PRPH_RADDR, reg | (3 << 24));
return _iwl_read_restricted(priv, HBUS_TARG_PRPH_RDAT);
_iwl_write_direct32(priv, HBUS_TARG_PRPH_RADDR, reg | (3 << 24));
return _iwl_read_direct32(priv, HBUS_TARG_PRPH_RDAT);
}
#ifdef CONFIG_IWLWIFI_DEBUG
static inline u32 __iwl_read_prph(u32 line, struct iwl_priv *priv, u32 reg)
{
if (!atomic_read(&priv->restrict_refcnt))
IWL_ERROR("Unrestricted access from line %d\n", line);
IWL_ERROR("Nic access not held from line %d\n", line);
return _iwl_read_prph(priv, reg);
}
@ -352,16 +349,16 @@ static inline u32 __iwl_read_prph(u32 line, struct iwl_priv *priv, u32 reg)
static inline void _iwl_write_prph(struct iwl_priv *priv,
u32 addr, u32 val)
{
_iwl_write_restricted(priv, HBUS_TARG_PRPH_WADDR,
_iwl_write_direct32(priv, HBUS_TARG_PRPH_WADDR,
((addr & 0x0000FFFF) | (3 << 24)));
_iwl_write_restricted(priv, HBUS_TARG_PRPH_WDAT, val);
_iwl_write_direct32(priv, HBUS_TARG_PRPH_WDAT, val);
}
#ifdef CONFIG_IWLWIFI_DEBUG
static inline void __iwl_write_prph(u32 line, struct iwl_priv *priv,
u32 addr, u32 val)
{
if (!atomic_read(&priv->restrict_refcnt))
IWL_ERROR("Unrestricted access from line %d\n", line);
IWL_ERROR("Nic access from line %d\n", line);
_iwl_write_prph(priv, addr, val);
}
@ -378,7 +375,8 @@ static inline void __iwl_set_bits_prph(u32 line, struct iwl_priv *priv,
u32 reg, u32 mask)
{
if (!atomic_read(&priv->restrict_refcnt))
IWL_ERROR("Unrestricted access from line %d\n", line);
IWL_ERROR("Nic access not held from line %d\n", line);
_iwl_set_bits_prph(priv, reg, mask);
}
#define iwl_set_bits_prph(priv, reg, mask) \
@ -395,7 +393,7 @@ static inline void __iwl_set_bits_mask_prph(u32 line,
struct iwl_priv *priv, u32 reg, u32 bits, u32 mask)
{
if (!atomic_read(&priv->restrict_refcnt))
IWL_ERROR("Unrestricted access from line %d\n", line);
IWL_ERROR("Nic access not held from line %d\n", line);
_iwl_set_bits_mask_prph(priv, reg, bits, mask);
}
#define iwl_set_bits_mask_prph(priv, reg, bits, mask) \
@ -413,21 +411,21 @@ static inline void iwl_clear_bits_prph(struct iwl_priv
static inline u32 iwl_read_targ_mem(struct iwl_priv *priv, u32 addr)
{
iwl_write_restricted(priv, HBUS_TARG_MEM_RADDR, addr);
return iwl_read_restricted(priv, HBUS_TARG_MEM_RDAT);
iwl_write_direct32(priv, HBUS_TARG_MEM_RADDR, addr);
return iwl_read_direct32(priv, HBUS_TARG_MEM_RDAT);
}
static inline void iwl_write_targ_mem(struct iwl_priv *priv, u32 addr, u32 val)
{
iwl_write_restricted(priv, HBUS_TARG_MEM_WADDR, addr);
iwl_write_restricted(priv, HBUS_TARG_MEM_WDAT, val);
iwl_write_direct32(priv, HBUS_TARG_MEM_WADDR, addr);
iwl_write_direct32(priv, HBUS_TARG_MEM_WDAT, val);
}
static inline void iwl_write_targ_mem_buf(struct iwl_priv *priv, u32 addr,
u32 len, u32 *values)
{
iwl_write_restricted(priv, HBUS_TARG_MEM_WADDR, addr);
iwl_write_direct32(priv, HBUS_TARG_MEM_WADDR, addr);
for (; 0 < len; len -= sizeof(u32), values++)
iwl_write_restricted(priv, HBUS_TARG_MEM_WDAT, *values);
iwl_write_direct32(priv, HBUS_TARG_MEM_WDAT, *values);
}
#endif

74
drivers/net/wireless/iwlwifi/iwl3945-base.c
View File

@ -1563,7 +1563,7 @@ int iwl_eeprom_init(struct iwl_priv *priv)
for (i = 0; i < IWL_EEPROM_ACCESS_TIMEOUT;
i += IWL_EEPROM_ACCESS_DELAY) {
r = _iwl_read_restricted(priv, CSR_EEPROM_REG);
r = _iwl_read_direct32(priv, CSR_EEPROM_REG);
if (r & CSR_EEPROM_REG_READ_VALID_MSK)
break;
udelay(IWL_EEPROM_ACCESS_DELAY);
@ -2996,8 +2996,8 @@ static void iwl_radio_kill_sw(struct iwl_priv *priv, int disable_radio)
spin_lock_irqsave(&priv->lock, flags);
iwl_read32(priv, CSR_UCODE_DRV_GP1);
if (!iwl_grab_restricted_access(priv))
iwl_release_restricted_access(priv);
if (!iwl_grab_nic_access(priv))
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
if (test_bit(STATUS_RF_KILL_HW, &priv->status)) {
@ -3954,13 +3954,13 @@ int iwl_rx_queue_update_write_ptr(struct iwl_priv *priv, struct iwl_rx_queue *q)
goto exit_unlock;
}
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
goto exit_unlock;
iwl_write_restricted(priv, FH_RSCSR_CHNL0_WPTR,
iwl_write_direct32(priv, FH_RSCSR_CHNL0_WPTR,
q->write & ~0x7);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
} else
iwl_write32(priv, FH_RSCSR_CHNL0_WPTR, q->write & ~0x7);
@ -4352,12 +4352,12 @@ int iwl_tx_queue_update_write_ptr(struct iwl_priv *priv,
}
/* restore this queue's parameters in nic hardware. */
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
return rc;
iwl_write_restricted(priv, HBUS_TARG_WRPTR,
iwl_write_direct32(priv, HBUS_TARG_WRPTR,
txq->q.write_ptr | (txq_id << 8));
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
/* else not in power-save mode, uCode will never sleep when we're
* trying to tx (during RFKILL, we're not trying to tx). */
@ -4451,7 +4451,7 @@ static void iwl_dump_nic_error_log(struct iwl_priv *priv)
return;
}
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
IWL_WARNING("Can not read from adapter at this time.\n");
return;
@ -4490,7 +4490,7 @@ static void iwl_dump_nic_error_log(struct iwl_priv *priv)
ilink1, ilink2, data1);
}
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
@ -4499,7 +4499,7 @@ static void iwl_dump_nic_error_log(struct iwl_priv *priv)
/**
* iwl_print_event_log - Dump error event log to syslog
*
* NOTE: Must be called with iwl_grab_restricted_access() already obtained!
* NOTE: Must be called with iwl_grab_nic_access() already obtained!
*/
static void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
u32 num_events, u32 mode)
@ -4555,7 +4555,7 @@ static void iwl_dump_nic_event_log(struct iwl_priv *priv)
return;
}
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
IWL_WARNING("Can not read from adapter at this time.\n");
return;
@ -4572,7 +4572,7 @@ static void iwl_dump_nic_event_log(struct iwl_priv *priv)
/* bail out if nothing in log */
if (size == 0) {
IWL_ERROR("Start IWL Event Log Dump: nothing in log\n");
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
return;
}
@ -4588,7 +4588,7 @@ static void iwl_dump_nic_event_log(struct iwl_priv *priv)
/* (then/else) start at top of log */
iwl_print_event_log(priv, 0, next_entry, mode);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
/**
@ -4779,11 +4779,11 @@ static void iwl_irq_tasklet(struct iwl_priv *priv)
IWL_DEBUG_ISR("Tx interrupt\n");
iwl_write32(priv, CSR_FH_INT_STATUS, (1 << 6));
if (!iwl_grab_restricted_access(priv)) {
iwl_write_restricted(priv,
if (!iwl_grab_nic_access(priv)) {
iwl_write_direct32(priv,
FH_TCSR_CREDIT
(ALM_FH_SRVC_CHNL), 0x0);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
handled |= CSR_INT_BIT_FH_TX;
}
@ -5487,18 +5487,18 @@ static int iwl_verify_inst_full(struct iwl_priv *priv, __le32 * image, u32 len)
IWL_DEBUG_INFO("ucode inst image size is %u\n", len);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
return rc;
iwl_write_restricted(priv, HBUS_TARG_MEM_RADDR, RTC_INST_LOWER_BOUND);
iwl_write_direct32(priv, HBUS_TARG_MEM_RADDR, RTC_INST_LOWER_BOUND);
errcnt = 0;
for (; len > 0; len -= sizeof(u32), image++) {
/* 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 */
val = _iwl_read_restricted(priv, HBUS_TARG_MEM_RDAT);
val = _iwl_read_direct32(priv, HBUS_TARG_MEM_RDAT);
if (val != le32_to_cpu(*image)) {
IWL_ERROR("uCode INST section is invalid at "
"offset 0x%x, is 0x%x, s/b 0x%x\n",
@ -5510,7 +5510,7 @@ static int iwl_verify_inst_full(struct iwl_priv *priv, __le32 * image, u32 len)
}
}
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
if (!errcnt)
IWL_DEBUG_INFO("ucode image in INSTRUCTION memory is good\n");
@ -5533,7 +5533,7 @@ static int iwl_verify_inst_sparse(struct iwl_priv *priv, __le32 *image, u32 len)
IWL_DEBUG_INFO("ucode inst image size is %u\n", len);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
return rc;
@ -5541,9 +5541,9 @@ static int iwl_verify_inst_sparse(struct iwl_priv *priv, __le32 *image, u32 len)
/* 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_restricted(priv, HBUS_TARG_MEM_RADDR,
iwl_write_direct32(priv, HBUS_TARG_MEM_RADDR,
i + RTC_INST_LOWER_BOUND);
val = _iwl_read_restricted(priv, HBUS_TARG_MEM_RDAT);
val = _iwl_read_direct32(priv, HBUS_TARG_MEM_RDAT);
if (val != le32_to_cpu(*image)) {
#if 0 /* Enable this if you want to see details */
IWL_ERROR("uCode INST section is invalid at "
@ -5557,7 +5557,7 @@ static int iwl_verify_inst_sparse(struct iwl_priv *priv, __le32 *image, u32 len)
}
}
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
return rc;
}
@ -5704,7 +5704,7 @@ static int iwl_load_bsm(struct iwl_priv *priv)
inst_len = priv->ucode_init.len;
data_len = priv->ucode_init_data.len;
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
return rc;
@ -5722,7 +5722,7 @@ static int iwl_load_bsm(struct iwl_priv *priv)
rc = iwl_verify_bsm(priv);
if (rc) {
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
return rc;
}
@ -5756,7 +5756,7 @@ static int iwl_load_bsm(struct iwl_priv *priv)
iwl_write_prph(priv, BSM_WR_CTRL_REG,
BSM_WR_CTRL_REG_BIT_START_EN);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
return 0;
}
@ -5997,7 +5997,7 @@ static int iwl_set_ucode_ptrs(struct iwl_priv *priv)
pdata = priv->ucode_data_backup.p_addr;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -6014,7 +6014,7 @@ static int iwl_set_ucode_ptrs(struct iwl_priv *priv)
iwl_write_prph(priv, BSM_DRAM_INST_BYTECOUNT_REG,
priv->ucode_code.len | BSM_DRAM_INST_LOAD);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
@ -6103,7 +6103,7 @@ static void iwl_alive_start(struct iwl_priv *priv)
iwl_clear_stations_table(priv);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
IWL_WARNING("Can not read rfkill status from adapter\n");
return;
@ -6111,7 +6111,7 @@ static void iwl_alive_start(struct iwl_priv *priv)
rfkill = iwl_read_prph(priv, APMG_RFKILL_REG);
IWL_DEBUG_INFO("RFKILL status: 0x%x\n", rfkill);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
if (rfkill & 0x1) {
clear_bit(STATUS_RF_KILL_HW, &priv->status);
@ -6273,10 +6273,10 @@ static void __iwl_down(struct iwl_priv *priv)
iwl_hw_rxq_stop(priv);
spin_lock_irqsave(&priv->lock, flags);
if (!iwl_grab_restricted_access(priv)) {
if (!iwl_grab_nic_access(priv)) {
iwl_write_prph(priv, APMG_CLK_DIS_REG,
APMG_CLK_VAL_DMA_CLK_RQT);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
spin_unlock_irqrestore(&priv->lock, flags);
@ -8673,10 +8673,10 @@ static void iwl_resume(struct iwl_priv *priv)
spin_lock_irqsave(&priv->lock, flags);
iwl_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
if (!iwl_grab_restricted_access(priv)) {
if (!iwl_grab_nic_access(priv)) {
iwl_write_prph(priv, APMG_CLK_DIS_REG,
APMG_CLK_VAL_DMA_CLK_RQT);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
spin_unlock_irqrestore(&priv->lock, flags);

82
drivers/net/wireless/iwlwifi/iwl4965-base.c
View File

@ -1610,7 +1610,7 @@ int iwl_eeprom_init(struct iwl_priv *priv)
for (i = 0; i < IWL_EEPROM_ACCESS_TIMEOUT;
i += IWL_EEPROM_ACCESS_DELAY) {
r = _iwl_read_restricted(priv, CSR_EEPROM_REG);
r = _iwl_read_direct32(priv, CSR_EEPROM_REG);
if (r & CSR_EEPROM_REG_READ_VALID_MSK)
break;
udelay(IWL_EEPROM_ACCESS_DELAY);
@ -3087,8 +3087,8 @@ static void iwl_radio_kill_sw(struct iwl_priv *priv, int disable_radio)
spin_lock_irqsave(&priv->lock, flags);
iwl_read32(priv, CSR_UCODE_DRV_GP1);
if (!iwl_grab_restricted_access(priv))
iwl_release_restricted_access(priv);
if (!iwl_grab_nic_access(priv))
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
if (test_bit(STATUS_RF_KILL_HW, &priv->status)) {
@ -4025,23 +4025,23 @@ static void iwl_rx_card_state_notif(struct iwl_priv *priv,
iwl_write32(priv, CSR_UCODE_DRV_GP1_SET,
CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED);
if (!iwl_grab_restricted_access(priv)) {
iwl_write_restricted(
if (!iwl_grab_nic_access(priv)) {
iwl_write_direct32(
priv, HBUS_TARG_MBX_C,
HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
if (!(flags & RXON_CARD_DISABLED)) {
iwl_write32(priv, CSR_UCODE_DRV_GP1_CLR,
CSR_UCODE_DRV_GP1_BIT_CMD_BLOCKED);
if (!iwl_grab_restricted_access(priv)) {
iwl_write_restricted(
if (!iwl_grab_nic_access(priv)) {
iwl_write_direct32(
priv, HBUS_TARG_MBX_C,
HBUS_TARG_MBX_C_REG_BIT_CMD_BLOCKED);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
}
@ -4049,8 +4049,8 @@ static void iwl_rx_card_state_notif(struct iwl_priv *priv,
iwl_write32(priv, CSR_UCODE_DRV_GP1_SET,
CSR_UCODE_DRV_GP1_REG_BIT_CT_KILL_EXIT);
iwl_read32(priv, CSR_UCODE_DRV_GP1);
if (!iwl_grab_restricted_access(priv))
iwl_release_restricted_access(priv);
if (!iwl_grab_nic_access(priv))
iwl_release_nic_access(priv);
}
}
@ -4278,13 +4278,13 @@ int iwl_rx_queue_update_write_ptr(struct iwl_priv *priv, struct iwl_rx_queue *q)
goto exit_unlock;
}
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
goto exit_unlock;
iwl_write_restricted(priv, FH_RSCSR_CHNL0_WPTR,
iwl_write_direct32(priv, FH_RSCSR_CHNL0_WPTR,
q->write & ~0x7);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
} else
iwl_write32(priv, FH_RSCSR_CHNL0_WPTR, q->write & ~0x7);
@ -4680,12 +4680,12 @@ int iwl_tx_queue_update_write_ptr(struct iwl_priv *priv,
}
/* restore this queue's parameters in nic hardware. */
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
return rc;
iwl_write_restricted(priv, HBUS_TARG_WRPTR,
iwl_write_direct32(priv, HBUS_TARG_WRPTR,
txq->q.write_ptr | (txq_id << 8));
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
/* else not in power-save mode, uCode will never sleep when we're
* trying to tx (during RFKILL, we're not trying to tx). */
@ -4779,7 +4779,7 @@ static void iwl_dump_nic_error_log(struct iwl_priv *priv)
return;
}
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
IWL_WARNING("Can not read from adapter at this time.\n");
return;
@ -4811,7 +4811,7 @@ static void iwl_dump_nic_error_log(struct iwl_priv *priv)
IWL_ERROR("0x%05X 0x%05X 0x%05X 0x%05X\n", blink1, blink2,
ilink1, ilink2);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
#define EVENT_START_OFFSET (4 * sizeof(u32))
@ -4819,7 +4819,7 @@ static void iwl_dump_nic_error_log(struct iwl_priv *priv)
/**
* iwl_print_event_log - Dump error event log to syslog
*
* NOTE: Must be called with iwl_grab_restricted_access() already obtained!
* NOTE: Must be called with iwl_grab_nic_access() already obtained!
*/
static void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
u32 num_events, u32 mode)
@ -4875,7 +4875,7 @@ static void iwl_dump_nic_event_log(struct iwl_priv *priv)
return;
}
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
IWL_WARNING("Can not read from adapter at this time.\n");
return;
@ -4892,7 +4892,7 @@ static void iwl_dump_nic_event_log(struct iwl_priv *priv)
/* bail out if nothing in log */
if (size == 0) {
IWL_ERROR("Start IWL Event Log Dump: nothing in log\n");
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
return;
}
@ -4908,7 +4908,7 @@ static void iwl_dump_nic_event_log(struct iwl_priv *priv)
/* (then/else) start at top of log */
iwl_print_event_log(priv, 0, next_entry, mode);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
/**
@ -5865,18 +5865,18 @@ static int iwl_verify_inst_full(struct iwl_priv *priv, __le32 * image, u32 len)
IWL_DEBUG_INFO("ucode inst image size is %u\n", len);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
return rc;
iwl_write_restricted(priv, HBUS_TARG_MEM_RADDR, RTC_INST_LOWER_BOUND);
iwl_write_direct32(priv, HBUS_TARG_MEM_RADDR, RTC_INST_LOWER_BOUND);
errcnt = 0;
for (; len > 0; len -= sizeof(u32), image++) {
/* 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 */
val = _iwl_read_restricted(priv, HBUS_TARG_MEM_RDAT);
val = _iwl_read_direct32(priv, HBUS_TARG_MEM_RDAT);
if (val != le32_to_cpu(*image)) {
IWL_ERROR("uCode INST section is invalid at "
"offset 0x%x, is 0x%x, s/b 0x%x\n",
@ -5888,7 +5888,7 @@ static int iwl_verify_inst_full(struct iwl_priv *priv, __le32 * image, u32 len)
}
}
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
if (!errcnt)
IWL_DEBUG_INFO
@ -5912,7 +5912,7 @@ static int iwl_verify_inst_sparse(struct iwl_priv *priv, __le32 *image, u32 len)
IWL_DEBUG_INFO("ucode inst image size is %u\n", len);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
return rc;
@ -5920,9 +5920,9 @@ static int iwl_verify_inst_sparse(struct iwl_priv *priv, __le32 *image, u32 len)
/* 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_restricted(priv, HBUS_TARG_MEM_RADDR,
iwl_write_direct32(priv, HBUS_TARG_MEM_RADDR,
i + RTC_INST_LOWER_BOUND);
val = _iwl_read_restricted(priv, HBUS_TARG_MEM_RDAT);
val = _iwl_read_direct32(priv, HBUS_TARG_MEM_RDAT);
if (val != le32_to_cpu(*image)) {
#if 0 /* Enable this if you want to see details */
IWL_ERROR("uCode INST section is invalid at "
@ -5936,7 +5936,7 @@ static int iwl_verify_inst_sparse(struct iwl_priv *priv, __le32 *image, u32 len)
}
}
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
return rc;
}
@ -6083,7 +6083,7 @@ static int iwl_load_bsm(struct iwl_priv *priv)
inst_len = priv->ucode_init.len;
data_len = priv->ucode_init_data.len;
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc)
return rc;
@ -6101,7 +6101,7 @@ static int iwl_load_bsm(struct iwl_priv *priv)
rc = iwl_verify_bsm(priv);
if (rc) {
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
return rc;
}
@ -6135,7 +6135,7 @@ static int iwl_load_bsm(struct iwl_priv *priv)
iwl_write_prph(priv, BSM_WR_CTRL_REG,
BSM_WR_CTRL_REG_BIT_START_EN);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
return 0;
}
@ -6380,7 +6380,7 @@ static int iwl_set_ucode_ptrs(struct iwl_priv *priv)
pdata = priv->ucode_data_backup.p_addr >> 4;
spin_lock_irqsave(&priv->lock, flags);
rc = iwl_grab_restricted_access(priv);
rc = iwl_grab_nic_access(priv);
if (rc) {
spin_unlock_irqrestore(&priv->lock, flags);
return rc;
@ -6397,7 +6397,7 @@ static int iwl_set_ucode_ptrs(struct iwl_priv *priv)
iwl_write_prph(priv, BSM_DRAM_INST_BYTECOUNT_REG,
priv->ucode_code.len | BSM_DRAM_INST_LOAD);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
spin_unlock_irqrestore(&priv->lock, flags);
@ -6638,10 +6638,10 @@ static void __iwl_down(struct iwl_priv *priv)
iwl_hw_rxq_stop(priv);
spin_lock_irqsave(&priv->lock, flags);
if (!iwl_grab_restricted_access(priv)) {
if (!iwl_grab_nic_access(priv)) {
iwl_write_prph(priv, APMG_CLK_DIS_REG,
APMG_CLK_VAL_DMA_CLK_RQT);
iwl_release_restricted_access(priv);
iwl_release_nic_access(priv);
}
spin_unlock_irqrestore(&priv->lock, flags);
@ -9299,10 +9299,10 @@ static void iwl_resume(struct iwl_priv *priv)
spin_lock_irqsave(&priv->lock, flags);
iwl_clear_bit(priv, CSR_GP_CNTRL, CSR_GP_CNTRL_REG_FLAG_MAC_ACCESS_REQ);
if (!iwl_grab_restricted_access(priv)) {
if (!iwl_grab_nic_access(priv)) {
iwl_write_prph(priv, APMG_CLK_DIS_REG,
APMG_CLK_VAL_DMA_CLK_RQT);
iwl_release_restricted_access(priv);
APMG_CLK_VAL_DMA_CLK_RQT);
iwl_release_nic_access(priv);
}
spin_unlock_irqrestore(&priv->lock, flags);