qlcnic: macros for common register access

Refactor 82xx driver to support new adapter - Qlogic 83XX CNA
Use QLC_SHARED_REG_RD32 and QLC__SHARED_REG_WR32 macros
for 82xx and 83xx common register access.

Signed-off-by: Anirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: Sony Chacko <sony.chacko@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h
index 2b9537d..937d75f 100644 (file)
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.h
@@ -28,6 +28,14 @@ enum qlcnic_regs {
        QLCNIC_FLASH_UNLOCK,
 };
 
+/* Read from an address offset from BAR0, existing registers */
+#define QLC_SHARED_REG_RD32(a, addr)                   \
+       readl(((a)->ahw->pci_base0) + ((a)->ahw->reg_tbl[addr]))
+
+/* Write to an address offset from BAR0, existing registers */
+#define QLC_SHARED_REG_WR32(a, addr, value)            \
+       writel(value, ((a)->ahw->pci_base0) + ((a)->ahw->reg_tbl[addr]))
+
 #define QLCNIC_CMD_CONFIGURE_IP_ADDR           0x1
 #define QLCNIC_CMD_CONFIG_INTRPT               0x2
 #define QLCNIC_CMD_CREATE_RX_CTX               0x7

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
index de79cde..4b41f9b 100644 (file)
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_init.c
@@ -5,11 +5,8 @@
  * See LICENSE.qlcnic for copyright and licensing details.
  */
 
-#include <linux/netdevice.h>
-#include <linux/delay.h>
-#include <linux/slab.h>
-#include <linux/if_vlan.h>
 #include "qlcnic.h"
+#include "qlcnic_hw.h"
 
 struct crb_addr_pair {
        u32 addr;
@@ -327,7 +324,6 @@ static int qlcnic_wait_rom_done(struct qlcnic_adapter *adapter)
        long done = 0;
 
        cond_resched();
-
        while (done == 0) {
                done = QLCRD32(adapter, QLCNIC_ROMUSB_GLB_STATUS);
                done &= 2;
@@ -416,8 +412,8 @@ int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter)
        u32 off;
        struct pci_dev *pdev = adapter->pdev;
 
-       QLCWR32(adapter, CRB_CMDPEG_STATE, 0);
-       QLCWR32(adapter, CRB_RCVPEG_STATE, 0);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, 0);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_RCVPEG_STATE, 0);
 
        /* Halt all the indiviual PEGs and other blocks */
        /* disable all I2Q */
@@ -564,8 +560,8 @@ int qlcnic_pinit_from_rom(struct qlcnic_adapter *adapter)
        QLCWR32(adapter, QLCNIC_CRB_PEG_NET_4 + 0xc, 0);
        msleep(1);
 
-       QLCWR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0);
-       QLCWR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0);
 
        return 0;
 }
@@ -576,7 +572,7 @@ static int qlcnic_cmd_peg_ready(struct qlcnic_adapter *adapter)
        int retries = QLCNIC_CMDPEG_CHECK_RETRY_COUNT;
 
        do {
-               val = QLCRD32(adapter, CRB_CMDPEG_STATE);
+               val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CMDPEG_STATE);
 
                switch (val) {
                case PHAN_INITIALIZE_COMPLETE:
@@ -592,7 +588,8 @@ static int qlcnic_cmd_peg_ready(struct qlcnic_adapter *adapter)
 
        } while (--retries);
 
-       QLCWR32(adapter, CRB_CMDPEG_STATE, PHAN_INITIALIZE_FAILED);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE,
+                           PHAN_INITIALIZE_FAILED);
 
 out_err:
        dev_err(&adapter->pdev->dev, "Command Peg initialization not "
@@ -607,7 +604,7 @@ qlcnic_receive_peg_ready(struct qlcnic_adapter *adapter)
        int retries = QLCNIC_RCVPEG_CHECK_RETRY_COUNT;
 
        do {
-               val = QLCRD32(adapter, CRB_RCVPEG_STATE);
+               val = QLC_SHARED_REG_RD32(adapter, QLCNIC_RCVPEG_STATE);
 
                if (val == PHAN_PEG_RCV_INITIALIZED)
                        return 0;
@@ -638,7 +635,7 @@ qlcnic_check_fw_status(struct qlcnic_adapter *adapter)
        if (err)
                return err;
 
-       QLCWR32(adapter, CRB_CMDPEG_STATE, PHAN_INITIALIZE_ACK);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CMDPEG_STATE, PHAN_INITIALIZE_ACK);
 
        return err;
 }
@@ -649,7 +646,7 @@ qlcnic_setup_idc_param(struct qlcnic_adapter *adapter) {
        int timeo;
        u32 val;
 
-       val = QLCRD32(adapter, QLCNIC_CRB_DEV_PARTITION_INFO);
+       val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_PARTITION_INFO);
        val = QLC_DEV_GET_DRV(val, adapter->portnum);
        if ((val & 0x3) != QLCNIC_TYPE_NIC) {
                dev_err(&adapter->pdev->dev,
@@ -689,7 +686,7 @@ static int qlcnic_get_flt_entry(struct qlcnic_adapter *adapter, u8 region,
        }
 
        entry_size = flt_hdr.len - sizeof(struct qlcnic_flt_header);
-       flt_entry = (struct qlcnic_flt_entry *)vzalloc(entry_size);
+       flt_entry = vzalloc(entry_size);
        if (flt_entry == NULL) {
                dev_warn(&adapter->pdev->dev, "error allocating memory\n");
                return -EIO;
@@ -1096,11 +1093,13 @@ qlcnic_check_fw_hearbeat(struct qlcnic_adapter *adapter)
        u32 heartbeat, ret = -EIO;
        int retries = QLCNIC_HEARTBEAT_CHECK_RETRY_COUNT;
 
-       adapter->heartbeat = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
+       adapter->heartbeat = QLC_SHARED_REG_RD32(adapter,
+                                                QLCNIC_PEG_ALIVE_COUNTER);
 
        do {
                msleep(QLCNIC_HEARTBEAT_PERIOD_MSECS);
-               heartbeat = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
+               heartbeat = QLC_SHARED_REG_RD32(adapter,
+                                               QLCNIC_PEG_ALIVE_COUNTER);
                if (heartbeat != adapter->heartbeat) {
                        ret = QLCNIC_RCODE_SUCCESS;
                        break;
@@ -1270,7 +1269,7 @@ qlcnic_validate_firmware(struct qlcnic_adapter *adapter)
                return -EINVAL;
        }
 
-       QLCWR32(adapter, QLCNIC_CAM_RAM(0x1fc), QLCNIC_BDINFO_MAGIC);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_FW_IMG_VALID, QLCNIC_BDINFO_MAGIC);
        return 0;
 }
 

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 70d325c..73b4f67 100644 (file)
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -10,6 +10,7 @@
 #include <linux/interrupt.h>
 
 #include "qlcnic.h"
+#include "qlcnic_hw.h"
 
 #include <linux/swab.h>
 #include <linux/dma-mapping.h>
@@ -426,7 +427,6 @@ int qlcnic_82xx_setup_intr(struct qlcnic_adapter *adapter, u8 num_intr)
        qlcnic_enable_msi_legacy(adapter);
        return 0;
 }
-
 static void
 qlcnic_teardown_intr(struct qlcnic_adapter *adapter)
 {
@@ -562,12 +562,12 @@ qlcnic_set_function_modes(struct qlcnic_adapter *adapter)
                                        QLC_DEV_SET_DRV(0xf, id));
                }
        } else {
-               data = QLCRD32(adapter, QLCNIC_DRV_OP_MODE);
+               data = QLC_SHARED_REG_RD32(adapter, QLCNIC_DRV_OP_MODE);
                data = (data & ~QLC_DEV_SET_DRV(0xf, ahw->pci_func)) |
                        (QLC_DEV_SET_DRV(QLCNIC_MGMT_FUNC,
                                         ahw->pci_func));
        }
-       QLCWR32(adapter, QLCNIC_DRV_OP_MODE, data);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_DRV_OP_MODE, data);
        qlcnic_api_unlock(adapter);
 err_lock:
        return ret;
@@ -682,19 +682,26 @@ static void qlcnic_get_board_name(struct qlcnic_adapter *adapter, char *name)
 static void
 qlcnic_check_options(struct qlcnic_adapter *adapter)
 {
+       int err;
        u32 fw_major, fw_minor, fw_build, prev_fw_version;
        struct pci_dev *pdev = adapter->pdev;
-       struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
+       struct qlcnic_hardware_context *ahw = adapter->ahw;
+       struct qlcnic_fw_dump *fw_dump = &ahw->fw_dump;
 
        prev_fw_version = adapter->fw_version;
 
-       fw_major = QLCRD32(adapter, QLCNIC_FW_VERSION_MAJOR);
-       fw_minor = QLCRD32(adapter, QLCNIC_FW_VERSION_MINOR);
-       fw_build = QLCRD32(adapter, QLCNIC_FW_VERSION_SUB);
+       fw_major = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MAJOR);
+       fw_minor = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_MINOR);
+       fw_build = QLC_SHARED_REG_RD32(adapter, QLCNIC_FW_VERSION_SUB);
 
        adapter->fw_version = QLCNIC_VERSION_CODE(fw_major, fw_minor, fw_build);
 
-       if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
+       err = qlcnic_get_board_info(adapter);
+       if (err) {
+               dev_err(&pdev->dev, "Error getting board config info.\n");
+               return;
+       }
+       if (ahw->op_mode != QLCNIC_NON_PRIV_FUNC) {
                if (fw_dump->tmpl_hdr == NULL ||
                                adapter->fw_version > prev_fw_version) {
                        if (fw_dump->tmpl_hdr)
@@ -1010,10 +1017,12 @@ static int qlcnic_check_npar_opertional(struct qlcnic_adapter *adapter)
        if (adapter->ahw->op_mode == QLCNIC_MGMT_FUNC)
                return 0;
 
-       npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
+       npar_state = QLC_SHARED_REG_RD32(adapter,
+                                        QLCNIC_CRB_DEV_NPAR_STATE);
        while (npar_state != QLCNIC_DEV_NPAR_OPER && --npar_opt_timeo) {
                msleep(1000);
-               npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
+               npar_state = QLC_SHARED_REG_RD32(adapter,
+                                                QLCNIC_CRB_DEV_NPAR_STATE);
        }
        if (!npar_opt_timeo) {
                dev_err(&adapter->pdev->dev,
@@ -1085,9 +1094,8 @@ check_fw_status:
        if (err)
                goto err_out;
 
-       QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
        qlcnic_idc_debug_info(adapter, 1);
-
        err = qlcnic_check_eswitch_mode(adapter);
        if (err) {
                dev_err(&adapter->pdev->dev,
@@ -1105,7 +1113,7 @@ check_fw_status:
        return 0;
 
 err_out:
-       QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
        dev_err(&adapter->pdev->dev, "Device state set to failed\n");
 
        qlcnic_release_firmware(adapter);
@@ -1969,7 +1977,7 @@ static int qlcnic_check_temp(struct qlcnic_adapter *adapter)
        int rv = 0;
 
        if (qlcnic_82xx_check(adapter))
-               temp = QLCRD32(adapter, CRB_TEMP_STATE);
+               temp = QLC_SHARED_REG_RD32(adapter, QLCNIC_ASIC_TEMP);
 
        temp_state = qlcnic_get_temp_state(temp);
        temp_val = qlcnic_get_temp_val(temp);
@@ -2131,7 +2139,7 @@ qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
        val |= encoding << 7;
        val |= (jiffies - adapter->dev_rst_time) << 8;
 
-       QLCWR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
        adapter->dev_rst_time = jiffies;
 }
 
@@ -2146,14 +2154,14 @@ qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
        if (qlcnic_api_lock(adapter))
                return -EIO;
 
-       val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+       val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
 
        if (state == QLCNIC_DEV_NEED_RESET)
                QLC_DEV_SET_RST_RDY(val, adapter->portnum);
        else if (state == QLCNIC_DEV_NEED_QUISCENT)
                QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
 
-       QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
 
        qlcnic_api_unlock(adapter);
 
@@ -2168,9 +2176,9 @@ qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
        if (qlcnic_api_lock(adapter))
                return -EBUSY;
 
-       val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+       val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
        QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
-       QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
 
        qlcnic_api_unlock(adapter);
 
@@ -2185,20 +2193,22 @@ qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter, u8 failed)
        if (qlcnic_api_lock(adapter))
                goto err;
 
-       val = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
+       val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
        QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
-       QLCWR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
 
        if (failed) {
-               QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
+               QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
+                                   QLCNIC_DEV_FAILED);
                dev_info(&adapter->pdev->dev,
                                "Device state set to Failed. Please Reboot\n");
        } else if (!(val & 0x11111111))
-               QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_COLD);
+               QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
+                                   QLCNIC_DEV_COLD);
 
-       val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+       val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
        QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
-       QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
 
        qlcnic_api_unlock(adapter);
 err:
@@ -2213,12 +2223,13 @@ static int
 qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
 {
        int act, state, active_mask;
+       struct qlcnic_hardware_context *ahw = adapter->ahw;
 
-       state = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
-       act = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
+       state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
+       act = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
 
        if (adapter->flags & QLCNIC_FW_RESET_OWNER) {
-               active_mask = (~(1 << (adapter->ahw->pci_func * 4)));
+               active_mask = (~(1 << (ahw->pci_func * 4)));
                act = act & active_mask;
        }
 
@@ -2231,7 +2242,7 @@ qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
 
 static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
 {
-       u32 val = QLCRD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
+       u32 val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
 
        if (val != QLCNIC_DRV_IDC_VER) {
                dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
@@ -2255,19 +2266,21 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
        if (qlcnic_api_lock(adapter))
                return -1;
 
-       val = QLCRD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
+       val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_ACTIVE);
        if (!(val & (1 << (portnum * 4)))) {
                QLC_DEV_SET_REF_CNT(val, portnum);
-               QLCWR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
+               QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_ACTIVE, val);
        }
 
-       prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+       prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
        QLCDB(adapter, HW, "Device state = %u\n", prev_state);
 
        switch (prev_state) {
        case QLCNIC_DEV_COLD:
-               QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING);
-               QLCWR32(adapter, QLCNIC_CRB_DRV_IDC_VER, QLCNIC_DRV_IDC_VER);
+               QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
+                                   QLCNIC_DEV_INITIALIZING);
+               QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_IDC_VER,
+                                   QLCNIC_DRV_IDC_VER);
                qlcnic_idc_debug_info(adapter, 0);
                qlcnic_api_unlock(adapter);
                return 1;
@@ -2278,15 +2291,15 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
                return ret;
 
        case QLCNIC_DEV_NEED_RESET:
-               val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+               val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
                QLC_DEV_SET_RST_RDY(val, portnum);
-               QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+               QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
                break;
 
        case QLCNIC_DEV_NEED_QUISCENT:
-               val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+               val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
                QLC_DEV_SET_QSCNT_RDY(val, portnum);
-               QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+               QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
                break;
 
        case QLCNIC_DEV_FAILED:
@@ -2303,7 +2316,7 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
 
        do {
                msleep(1000);
-               prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+               prev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
 
                if (prev_state == QLCNIC_DEV_QUISCENT)
                        continue;
@@ -2318,9 +2331,9 @@ qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
        if (qlcnic_api_lock(adapter))
                return -1;
 
-       val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+       val = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DRV_STATE);
        QLC_DEV_CLR_RST_QSCNT(val, portnum);
-       QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DRV_STATE, val);
 
        ret = qlcnic_check_idc_ver(adapter);
        qlcnic_api_unlock(adapter);
@@ -2339,7 +2352,7 @@ qlcnic_fwinit_work(struct work_struct *work)
        if (qlcnic_api_lock(adapter))
                goto err_ret;
 
-       dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+       dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
        if (dev_state == QLCNIC_DEV_QUISCENT ||
            dev_state == QLCNIC_DEV_NEED_QUISCENT) {
                qlcnic_api_unlock(adapter);
@@ -2368,17 +2381,19 @@ qlcnic_fwinit_work(struct work_struct *work)
 
        if (!qlcnic_check_drv_state(adapter)) {
 skip_ack_check:
-               dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+               dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
 
                if (dev_state == QLCNIC_DEV_NEED_RESET) {
-                       QLCWR32(adapter, QLCNIC_CRB_DEV_STATE,
-                                               QLCNIC_DEV_INITIALIZING);
+                       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
+                                           QLCNIC_DEV_INITIALIZING);
                        set_bit(__QLCNIC_START_FW, &adapter->state);
                        QLCDB(adapter, DRV, "Restarting fw\n");
                        qlcnic_idc_debug_info(adapter, 0);
-                       val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
+                       val = QLC_SHARED_REG_RD32(adapter,
+                                                 QLCNIC_CRB_DRV_STATE);
                        QLC_DEV_SET_RST_RDY(val, adapter->portnum);
-                       QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+                       QLC_SHARED_REG_WR32(adapter,
+                                           QLCNIC_CRB_DRV_STATE, val);
                }
 
                qlcnic_api_unlock(adapter);
@@ -2404,7 +2419,7 @@ skip_ack_check:
        qlcnic_api_unlock(adapter);
 
 wait_npar:
-       dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+       dev_state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
        QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
 
        switch (dev_state) {
@@ -2446,7 +2461,7 @@ qlcnic_detach_work(struct work_struct *work)
        } else
                qlcnic_down(adapter, netdev);
 
-       status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1);
+       status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
 
        if (status & QLCNIC_RCODE_FATAL_ERROR) {
                dev_err(&adapter->pdev->dev,
@@ -2497,13 +2512,14 @@ qlcnic_set_npar_non_operational(struct qlcnic_adapter *adapter)
 {
        u32 state;
 
-       state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
+       state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
        if (state == QLCNIC_DEV_NPAR_NON_OPER)
                return;
 
        if (qlcnic_api_lock(adapter))
                return;
-       QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_NON_OPER);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
+                           QLCNIC_DEV_NPAR_NON_OPER);
        qlcnic_api_unlock(adapter);
 }
 
@@ -2551,7 +2567,8 @@ qlcnic_dev_set_npar_ready(struct qlcnic_adapter *adapter)
        if (qlcnic_api_lock(adapter))
                return;
 
-       QLCWR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE, QLCNIC_DEV_NPAR_OPER);
+       QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_NPAR_STATE,
+                           QLCNIC_DEV_NPAR_OPER);
        QLCDB(adapter, DRV, "NPAR operational state set\n");
 
        qlcnic_api_unlock(adapter);
@@ -2590,7 +2607,8 @@ qlcnic_attach_work(struct work_struct *work)
        u32 npar_state;
 
        if (adapter->ahw->op_mode != QLCNIC_MGMT_FUNC) {
-               npar_state = QLCRD32(adapter, QLCNIC_CRB_DEV_NPAR_STATE);
+               npar_state = QLC_SHARED_REG_RD32(adapter,
+                                                QLCNIC_CRB_DEV_NPAR_STATE);
                if (adapter->fw_wait_cnt++ > QLCNIC_DEV_NPAR_OPER_TIMEO)
                        qlcnic_clr_all_drv_state(adapter, 0);
                else if (npar_state != QLCNIC_DEV_NPAR_OPER)
@@ -2632,14 +2650,14 @@ qlcnic_check_health(struct qlcnic_adapter *adapter)
        if (adapter->need_fw_reset)
                qlcnic_dev_request_reset(adapter, 0);
 
-       state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+       state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
        if (state == QLCNIC_DEV_NEED_RESET) {
                qlcnic_set_npar_non_operational(adapter);
                adapter->need_fw_reset = 1;
        } else if (state == QLCNIC_DEV_NEED_QUISCENT)
                goto detach;
 
-       heartbeat = QLCRD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
+       heartbeat = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_ALIVE_COUNTER);
        if (heartbeat != adapter->heartbeat) {
                adapter->heartbeat = heartbeat;
                adapter->fw_fail_cnt = 0;
@@ -2665,19 +2683,19 @@ qlcnic_check_health(struct qlcnic_adapter *adapter)
                clear_bit(__QLCNIC_FW_ATTACHED, &adapter->state);
 
        dev_err(&adapter->pdev->dev, "firmware hang detected\n");
+       peg_status = QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS1);
        dev_err(&adapter->pdev->dev, "Dumping hw/fw registers\n"
                        "PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,\n"
                        "PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,\n"
                        "PEG_NET_2_PC: 0x%x, PEG_NET_3_PC: 0x%x,\n"
                        "PEG_NET_4_PC: 0x%x\n",
-                       QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1),
-                       QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS2),
+                       peg_status,
+                       QLC_SHARED_REG_RD32(adapter, QLCNIC_PEG_HALT_STATUS2),
                        QLCRD32(adapter, QLCNIC_CRB_PEG_NET_0 + 0x3c),
                        QLCRD32(adapter, QLCNIC_CRB_PEG_NET_1 + 0x3c),
                        QLCRD32(adapter, QLCNIC_CRB_PEG_NET_2 + 0x3c),
                        QLCRD32(adapter, QLCNIC_CRB_PEG_NET_3 + 0x3c),
                        QLCRD32(adapter, QLCNIC_CRB_PEG_NET_4 + 0x3c));
-       peg_status = QLCRD32(adapter, QLCNIC_PEG_HALT_STATUS1);
        if (QLCNIC_FWERROR_CODE(peg_status) == 0x67)
                dev_err(&adapter->pdev->dev,
                        "Firmware aborted with error code 0x00006700. "
@@ -2761,7 +2779,8 @@ static int qlcnic_attach_func(struct pci_dev *pdev)
        if (adapter->ahw->op_mode != QLCNIC_NON_PRIV_FUNC && first_func) {
                adapter->need_fw_reset = 1;
                set_bit(__QLCNIC_START_FW, &adapter->state);
-               QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING);
+               QLC_SHARED_REG_WR32(adapter, QLCNIC_CRB_DEV_STATE,
+                                   QLCNIC_DEV_INITIALIZING);
                QLCDB(adapter, DRV, "Restarting fw\n");
        }
        qlcnic_api_unlock(adapter);
@@ -2832,12 +2851,13 @@ static pci_ers_result_t qlcnic_io_slot_reset(struct pci_dev *pdev)
 
 static void qlcnic_io_resume(struct pci_dev *pdev)
 {
+       u32 state;
        struct qlcnic_adapter *adapter = pci_get_drvdata(pdev);
 
        pci_cleanup_aer_uncorrect_error_status(pdev);
-
-       if (QLCRD32(adapter, QLCNIC_CRB_DEV_STATE) == QLCNIC_DEV_READY &&
-           test_and_clear_bit(__QLCNIC_AER, &adapter->state))
+       state = QLC_SHARED_REG_RD32(adapter, QLCNIC_CRB_DEV_STATE);
+       if (state == QLCNIC_DEV_READY && test_and_clear_bit(__QLCNIC_AER,
+                                                           &adapter->state))
                qlcnic_schedule_work(adapter, qlcnic_fw_poll_work,
                                                FW_POLL_DELAY);
 }