*
*/
+#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/interrupt.h>
if (err)
return err;
- if (!qlcnic_can_start_firmware(adapter))
+ err = qlcnic_can_start_firmware(adapter);
+ if (err < 0)
+ return err;
+ else if (!err)
goto wait_init;
first_boot = QLCRD32(adapter, QLCNIC_CAM_RAM(0x1fc));
adapter->max_sds_rings = max_sds_rings;
if (qlcnic_attach(adapter))
- return;
+ goto out;
if (netif_running(netdev))
__qlcnic_up(adapter, netdev);
-
+out:
netif_device_attach(netdev);
}
adapter->diag_test = test;
ret = qlcnic_attach(adapter);
- if (ret)
+ if (ret) {
+ netif_device_attach(netdev);
return ret;
+ }
if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) {
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
if (netif_running(netdev)) {
err = qlcnic_attach(adapter);
if (!err)
- err = __qlcnic_up(adapter, netdev);
-
- if (err)
- goto done;
+ __qlcnic_up(adapter, netdev);
}
netif_device_attach(netdev);
}
-done:
clear_bit(__QLCNIC_RESETTING, &adapter->state);
return err;
}
goto err_out_iounmap;
}
+ qlcnic_setup_idc_param(adapter);
err = qlcnic_start_firmware(adapter);
if (err)
qlcnic_detach(adapter);
err_out:
qlcnic_clr_all_drv_state(adapter);
+ netif_device_attach(netdev);
return err;
}
#endif
pdev = adapter->pdev;
- if (qlcnic_map_tx_skb(pdev, skb, pbuf))
+ if (qlcnic_map_tx_skb(pdev, skb, pbuf)) {
+ adapter->stats.tx_dma_map_error++;
goto drop_packet;
+ }
pbuf->skb = skb;
pbuf->frag_count = frag_count;
request_reset:
adapter->need_fw_reset = 1;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
+ QLCDB(adapter, DRV, "Resetting adapter\n");
}
static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
clear_bit(__QLCNIC_RESETTING, &adapter->state);
}
+/* Grab api lock, before checking state */
static int
qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
{
qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
{
u32 val, prev_state;
- int cnt = 0;
+ u8 dev_init_timeo = adapter->dev_init_timeo;
int portnum = adapter->portnum;
+ if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
+ return 1;
+
if (qlcnic_api_lock(adapter))
return -1;
if (!(val & ((int)0x1 << (portnum * 4)))) {
val |= ((u32)0x1 << (portnum * 4));
QLCWR32(adapter, QLCNIC_CRB_DEV_REF_COUNT, val);
- } else if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state)) {
- goto start_fw;
}
prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+ QLCDB(adapter, HW, "Device state = %u\n", prev_state);
switch (prev_state) {
case QLCNIC_DEV_COLD:
-start_fw:
- QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITALIZING);
+ QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_INITIALIZING);
qlcnic_api_unlock(adapter);
return 1;
case QLCNIC_DEV_FAILED:
qlcnic_api_unlock(adapter);
return -1;
+
+ case QLCNIC_DEV_INITIALIZING:
+ case QLCNIC_DEV_QUISCENT:
+ break;
}
qlcnic_api_unlock(adapter);
- msleep(1000);
- while ((QLCRD32(adapter, QLCNIC_CRB_DEV_STATE) != QLCNIC_DEV_READY) &&
- ++cnt < 20)
+
+ do {
msleep(1000);
+ } while ((QLCRD32(adapter, QLCNIC_CRB_DEV_STATE) != QLCNIC_DEV_READY)
+ && --dev_init_timeo);
- if (cnt >= 20)
+ if (!dev_init_timeo) {
+ dev_err(&adapter->pdev->dev,
+ "Waiting for device to initialize timeout\n");
return -1;
+ }
if (qlcnic_api_lock(adapter))
return -1;
{
struct qlcnic_adapter *adapter = container_of(work,
struct qlcnic_adapter, fw_work.work);
- int dev_state;
+ u32 dev_state = 0xf;
- if (++adapter->fw_wait_cnt > FW_POLL_THRESH)
+ if (qlcnic_api_lock(adapter))
goto err_ret;
- if (test_bit(__QLCNIC_START_FW, &adapter->state)) {
+ if (adapter->fw_wait_cnt++ > adapter->reset_ack_timeo) {
+ dev_err(&adapter->pdev->dev, "Reset:Failed to get ack %d sec\n",
+ adapter->reset_ack_timeo);
+ goto skip_ack_check;
+ }
- if (qlcnic_check_drv_state(adapter)) {
- qlcnic_schedule_work(adapter,
- qlcnic_fwinit_work, FW_POLL_DELAY);
- return;
+ if (!qlcnic_check_drv_state(adapter)) {
+skip_ack_check:
+ dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+ if (dev_state == QLCNIC_DEV_NEED_RESET) {
+ QLCWR32(adapter, QLCNIC_CRB_DEV_STATE,
+ QLCNIC_DEV_INITIALIZING);
+ set_bit(__QLCNIC_START_FW, &adapter->state);
+ QLCDB(adapter, DRV, "Restarting fw\n");
}
+ qlcnic_api_unlock(adapter);
+
if (!qlcnic_start_firmware(adapter)) {
qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
return;
}
-
goto err_ret;
}
+ qlcnic_api_unlock(adapter);
+
dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+ QLCDB(adapter, HW, "Func waiting: Device state=%u\n", dev_state);
+
switch (dev_state) {
- case QLCNIC_DEV_READY:
- if (!qlcnic_start_firmware(adapter)) {
- qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
- return;
- }
+ case QLCNIC_DEV_NEED_RESET:
+ qlcnic_schedule_work(adapter,
+ qlcnic_fwinit_work, FW_POLL_DELAY);
+ return;
case QLCNIC_DEV_FAILED:
break;
default:
- qlcnic_schedule_work(adapter,
- qlcnic_fwinit_work, 2 * FW_POLL_DELAY);
- return;
+ if (!qlcnic_start_firmware(adapter)) {
+ qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
+ return;
+ }
}
err_ret:
+ dev_err(&adapter->pdev->dev, "Fwinit work failed state=%u "
+ "fw_wait_cnt=%u\n", dev_state, adapter->fw_wait_cnt);
+ netif_device_attach(adapter->netdev);
qlcnic_clr_all_drv_state(adapter);
}
return;
err_ret:
+ dev_err(&adapter->pdev->dev, "detach failed; status=%d temp=%d\n",
+ status, adapter->temp);
+ netif_device_attach(netdev);
qlcnic_clr_all_drv_state(adapter);
}
+/*Transit to RESET state from READY state only */
static void
qlcnic_dev_request_reset(struct qlcnic_adapter *adapter)
{
state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
- if (state != QLCNIC_DEV_INITALIZING && state != QLCNIC_DEV_NEED_RESET) {
+ if (state == QLCNIC_DEV_READY) {
QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_NEED_RESET);
- set_bit(__QLCNIC_START_FW, &adapter->state);
+ QLCDB(adapter, DRV, "NEED_RESET state set\n");
}
qlcnic_api_unlock(adapter);
qlcnic_config_indev_addr(netdev, NETDEV_UP);
}
- netif_device_attach(netdev);
-
done:
+ netif_device_attach(netdev);
adapter->fw_fail_cnt = 0;
clear_bit(__QLCNIC_RESETTING, &adapter->state);
QLCNIC_DEV_NEED_RESET;
if ((auto_fw_reset == AUTO_FW_RESET_ENABLED) &&
- !test_and_set_bit(__QLCNIC_RESETTING, &adapter->state))
+ !test_and_set_bit(__QLCNIC_RESETTING, &adapter->state)) {
+
qlcnic_schedule_work(adapter, qlcnic_detach_work, 0);
+ QLCDB(adapter, DRV, "fw recovery scheduled.\n");
+ }
return 1;
}
qlcnic_sysfs_validate_crb(struct qlcnic_adapter *adapter,
loff_t offset, size_t size)
{
+ size_t crb_size = 4;
+
if (!(adapter->flags & QLCNIC_DIAG_ENABLED))
return -EIO;
- if ((size != 4) || (offset & 0x3))
- return -EINVAL;
+ if (offset < QLCNIC_PCI_CRBSPACE) {
+ if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM,
+ QLCNIC_PCI_CAMQM_END))
+ crb_size = 8;
+ else
+ return -EINVAL;
+ }
- if (offset < QLCNIC_PCI_CRBSPACE)
- return -EINVAL;
+ if ((size != crb_size) || (offset & (crb_size-1)))
+ return -EINVAL;
return 0;
}
struct device *dev = container_of(kobj, struct device, kobj);
struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
u32 data;
+ u64 qmdata;
int ret;
ret = qlcnic_sysfs_validate_crb(adapter, offset, size);
if (ret != 0)
return ret;
- data = QLCRD32(adapter, offset);
- memcpy(buf, &data, size);
+ if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM, QLCNIC_PCI_CAMQM_END)) {
+ qlcnic_pci_camqm_read_2M(adapter, offset, &qmdata);
+ memcpy(buf, &qmdata, size);
+ } else {
+ data = QLCRD32(adapter, offset);
+ memcpy(buf, &data, size);
+ }
return size;
}
struct device *dev = container_of(kobj, struct device, kobj);
struct qlcnic_adapter *adapter = dev_get_drvdata(dev);
u32 data;
+ u64 qmdata;
int ret;
ret = qlcnic_sysfs_validate_crb(adapter, offset, size);
if (ret != 0)
return ret;
- memcpy(&data, buf, size);
- QLCWR32(adapter, offset, data);
+ if (ADDR_IN_RANGE(offset, QLCNIC_PCI_CAMQM, QLCNIC_PCI_CAMQM_END)) {
+ memcpy(&qmdata, buf, size);
+ qlcnic_pci_camqm_write_2M(adapter, offset, qmdata);
+ } else {
+ memcpy(&data, buf, size);
+ QLCWR32(adapter, offset, data);
+ }
return size;
}
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff