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path: root/drivers/net/qlcnic/qlcnic_main.c
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Diffstat (limited to 'drivers/net/qlcnic/qlcnic_main.c')
-rw-r--r--drivers/net/qlcnic/qlcnic_main.c447
1 files changed, 257 insertions, 190 deletions
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 234dab1f9982..23ea9caa5261 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -61,6 +61,10 @@ static int auto_fw_reset = AUTO_FW_RESET_ENABLED;
module_param(auto_fw_reset, int, 0644);
MODULE_PARM_DESC(auto_fw_reset, "Auto firmware reset (0=disabled, 1=enabled");
+static int load_fw_file;
+module_param(load_fw_file, int, 0644);
+MODULE_PARM_DESC(load_fw_file, "Load firmware from (0=flash, 1=file");
+
static int __devinit qlcnic_probe(struct pci_dev *pdev,
const struct pci_device_id *ent);
static void __devexit qlcnic_remove(struct pci_dev *pdev);
@@ -84,6 +88,7 @@ static void qlcnic_remove_sysfs_entries(struct qlcnic_adapter *adapter);
static void qlcnic_create_diag_entries(struct qlcnic_adapter *adapter);
static void qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter);
+static void qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding);
static void qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter);
static int qlcnic_can_start_firmware(struct qlcnic_adapter *adapter);
@@ -208,6 +213,9 @@ qlcnic_napi_enable(struct qlcnic_adapter *adapter)
struct qlcnic_host_sds_ring *sds_ring;
struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
+ if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
+ return;
+
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
napi_enable(&sds_ring->napi);
@@ -222,6 +230,9 @@ qlcnic_napi_disable(struct qlcnic_adapter *adapter)
struct qlcnic_host_sds_ring *sds_ring;
struct qlcnic_recv_context *recv_ctx = &adapter->recv_ctx;
+ if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
+ return;
+
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &recv_ctx->sds_rings[ring];
qlcnic_disable_int(sds_ring);
@@ -233,67 +244,6 @@ qlcnic_napi_disable(struct qlcnic_adapter *adapter)
static void qlcnic_clear_stats(struct qlcnic_adapter *adapter)
{
memset(&adapter->stats, 0, sizeof(adapter->stats));
- return;
-}
-
-static int qlcnic_set_dma_mask(struct qlcnic_adapter *adapter)
-{
- struct pci_dev *pdev = adapter->pdev;
- u64 mask, cmask;
-
- adapter->pci_using_dac = 0;
-
- mask = DMA_BIT_MASK(39);
- cmask = mask;
-
- if (pci_set_dma_mask(pdev, mask) == 0 &&
- pci_set_consistent_dma_mask(pdev, cmask) == 0) {
- adapter->pci_using_dac = 1;
- return 0;
- }
-
- return -EIO;
-}
-
-/* Update addressable range if firmware supports it */
-static int
-qlcnic_update_dma_mask(struct qlcnic_adapter *adapter)
-{
- int change, shift, err;
- u64 mask, old_mask, old_cmask;
- struct pci_dev *pdev = adapter->pdev;
-
- change = 0;
-
- shift = QLCRD32(adapter, CRB_DMA_SHIFT);
- if (shift > 32)
- return 0;
-
- if (shift > 9)
- change = 1;
-
- if (change) {
- old_mask = pdev->dma_mask;
- old_cmask = pdev->dev.coherent_dma_mask;
-
- mask = DMA_BIT_MASK(32+shift);
-
- err = pci_set_dma_mask(pdev, mask);
- if (err)
- goto err_out;
-
- err = pci_set_consistent_dma_mask(pdev, mask);
- if (err)
- goto err_out;
- dev_info(&pdev->dev, "using %d-bit dma mask\n", 32+shift);
- }
-
- return 0;
-
-err_out:
- pci_set_dma_mask(pdev, old_mask);
- pci_set_consistent_dma_mask(pdev, old_cmask);
- return err;
}
static void qlcnic_set_port_mode(struct qlcnic_adapter *adapter)
@@ -512,13 +462,6 @@ qlcnic_setup_pci_map(struct qlcnic_adapter *adapter)
struct pci_dev *pdev = adapter->pdev;
int pci_func = adapter->ahw.pci_func;
- /*
- * Set the CRB window to invalid. If any register in window 0 is
- * accessed it should set the window to 0 and then reset it to 1.
- */
- adapter->ahw.crb_win = -1;
- adapter->ahw.ocm_win = -1;
-
/* remap phys address */
mem_base = pci_resource_start(pdev, 0); /* 0 is for BAR 0 */
mem_len = pci_resource_len(pdev, 0);
@@ -556,7 +499,9 @@ static void get_brd_name(struct qlcnic_adapter *adapter, char *name)
qlcnic_boards[i].device == pdev->device &&
qlcnic_boards[i].sub_vendor == pdev->subsystem_vendor &&
qlcnic_boards[i].sub_device == pdev->subsystem_device) {
- strcpy(name, qlcnic_boards[i].short_name);
+ sprintf(name, "%pM: %s" ,
+ adapter->mac_addr,
+ qlcnic_boards[i].short_name);
found = 1;
break;
}
@@ -605,22 +550,10 @@ qlcnic_check_options(struct qlcnic_adapter *adapter)
brd_name, adapter->ahw.revision_id);
}
- if (adapter->fw_version < QLCNIC_VERSION_CODE(3, 4, 216)) {
- adapter->driver_mismatch = 1;
- dev_warn(&pdev->dev, "firmware version %d.%d.%d unsupported\n",
- fw_major, fw_minor, fw_build);
- return;
- }
-
- i = QLCRD32(adapter, QLCNIC_SRE_MISC);
- adapter->ahw.cut_through = (i & 0x8000) ? 1 : 0;
-
- dev_info(&pdev->dev, "firmware v%d.%d.%d [%s]\n",
- fw_major, fw_minor, fw_build,
- adapter->ahw.cut_through ? "cut-through" : "legacy");
+ dev_info(&pdev->dev, "firmware v%d.%d.%d\n",
+ fw_major, fw_minor, fw_build);
- if (adapter->fw_version >= QLCNIC_VERSION_CODE(4, 0, 222))
- adapter->capabilities = QLCRD32(adapter, CRB_FW_CAPABILITIES_1);
+ adapter->capabilities = QLCRD32(adapter, CRB_FW_CAPABILITIES_1);
adapter->flags &= ~QLCNIC_LRO_ENABLED;
@@ -637,7 +570,6 @@ qlcnic_check_options(struct qlcnic_adapter *adapter)
adapter->num_txd = MAX_CMD_DESCRIPTORS;
- adapter->num_lro_rxd = 0;
adapter->max_rds_rings = 2;
}
@@ -646,11 +578,10 @@ qlcnic_start_firmware(struct qlcnic_adapter *adapter)
{
int val, err, first_boot;
- err = qlcnic_set_dma_mask(adapter);
- if (err)
+ err = qlcnic_can_start_firmware(adapter);
+ if (err < 0)
return err;
-
- if (!qlcnic_can_start_firmware(adapter))
+ else if (!err)
goto wait_init;
first_boot = QLCRD32(adapter, QLCNIC_CAM_RAM(0x1fc));
@@ -658,7 +589,10 @@ qlcnic_start_firmware(struct qlcnic_adapter *adapter)
/* This is the first boot after power up */
QLCWR32(adapter, QLCNIC_CAM_RAM(0x1fc), QLCNIC_BDINFO_MAGIC);
- qlcnic_request_firmware(adapter);
+ if (load_fw_file)
+ qlcnic_request_firmware(adapter);
+ else
+ adapter->fw_type = QLCNIC_FLASH_ROMIMAGE;
err = qlcnic_need_fw_reset(adapter);
if (err < 0)
@@ -672,7 +606,6 @@ qlcnic_start_firmware(struct qlcnic_adapter *adapter)
msleep(1);
}
- QLCWR32(adapter, CRB_DMA_SHIFT, 0x55555555);
QLCWR32(adapter, QLCNIC_PEG_HALT_STATUS1, 0);
QLCWR32(adapter, QLCNIC_PEG_HALT_STATUS2, 0);
@@ -696,16 +629,18 @@ wait_init:
goto err_out;
QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_READY);
-
- qlcnic_update_dma_mask(adapter);
+ qlcnic_idc_debug_info(adapter, 1);
qlcnic_check_options(adapter);
adapter->need_fw_reset = 0;
- /* fall through and release firmware */
+ qlcnic_release_firmware(adapter);
+ return 0;
err_out:
+ QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_FAILED);
+ dev_err(&adapter->pdev->dev, "Device state set to failed\n");
qlcnic_release_firmware(adapter);
return err;
}
@@ -937,6 +872,7 @@ void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings)
struct qlcnic_host_sds_ring *sds_ring;
int ring;
+ clear_bit(__QLCNIC_DEV_UP, &adapter->state);
if (adapter->diag_test == QLCNIC_INTERRUPT_TEST) {
for (ring = 0; ring < adapter->max_sds_rings; ring++) {
sds_ring = &adapter->recv_ctx.sds_rings[ring];
@@ -950,11 +886,11 @@ void qlcnic_diag_free_res(struct net_device *netdev, int max_sds_rings)
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);
}
@@ -976,8 +912,10 @@ int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
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++) {
@@ -985,6 +923,7 @@ int qlcnic_diag_alloc_res(struct net_device *netdev, int test)
qlcnic_enable_int(sds_ring);
}
}
+ set_bit(__QLCNIC_DEV_UP, &adapter->state);
return 0;
}
@@ -1010,23 +949,19 @@ qlcnic_reset_context(struct qlcnic_adapter *adapter)
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;
}
static int
qlcnic_setup_netdev(struct qlcnic_adapter *adapter,
- struct net_device *netdev)
+ struct net_device *netdev, u8 pci_using_dac)
{
int err;
struct pci_dev *pdev = adapter->pdev;
@@ -1049,7 +984,7 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter,
netdev->features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
netdev->vlan_features |= (NETIF_F_IPV6_CSUM | NETIF_F_TSO6);
- if (adapter->pci_using_dac) {
+ if (pci_using_dac) {
netdev->features |= NETIF_F_HIGHDMA;
netdev->vlan_features |= NETIF_F_HIGHDMA;
}
@@ -1079,6 +1014,22 @@ qlcnic_setup_netdev(struct qlcnic_adapter *adapter,
return 0;
}
+static int qlcnic_set_dma_mask(struct pci_dev *pdev, u8 *pci_using_dac)
+{
+ if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) &&
+ !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)))
+ *pci_using_dac = 1;
+ else if (!pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) &&
+ !pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32)))
+ *pci_using_dac = 0;
+ else {
+ dev_err(&pdev->dev, "Unable to set DMA mask, aborting\n");
+ return -EIO;
+ }
+
+ return 0;
+}
+
static int __devinit
qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
{
@@ -1087,6 +1038,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
int err;
int pci_func_id = PCI_FUNC(pdev->devfn);
uint8_t revision_id;
+ uint8_t pci_using_dac;
err = pci_enable_device(pdev);
if (err)
@@ -1097,6 +1049,10 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_out_disable_pdev;
}
+ err = qlcnic_set_dma_mask(pdev, &pci_using_dac);
+ if (err)
+ goto err_out_disable_pdev;
+
err = pci_request_regions(pdev, qlcnic_driver_name);
if (err)
goto err_out_disable_pdev;
@@ -1115,6 +1071,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
adapter = netdev_priv(netdev);
adapter->netdev = netdev;
adapter->pdev = pdev;
+ adapter->dev_rst_time = jiffies;
adapter->ahw.pci_func = pci_func_id;
revision_id = pdev->revision;
@@ -1139,21 +1096,23 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
goto err_out_iounmap;
}
+ if (qlcnic_read_mac_addr(adapter))
+ dev_warn(&pdev->dev, "failed to read mac addr\n");
+
+ if (qlcnic_setup_idc_param(adapter))
+ goto err_out_iounmap;
err = qlcnic_start_firmware(adapter);
- if (err)
+ if (err) {
+ dev_err(&pdev->dev, "Loading fw failed.Please Reboot\n");
goto err_out_decr_ref;
-
- /*
- * See if the firmware gave us a virtual-physical port mapping.
- */
- adapter->physical_port = adapter->portnum;
+ }
qlcnic_clear_stats(adapter);
qlcnic_setup_intr(adapter);
- err = qlcnic_setup_netdev(adapter, netdev);
+ err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
if (err)
goto err_out_disable_msi;
@@ -1304,9 +1263,6 @@ qlcnic_resume(struct pci_dev *pdev)
pci_set_master(pdev);
pci_restore_state(pdev);
- adapter->ahw.crb_win = -1;
- adapter->ahw.ocm_win = -1;
-
err = qlcnic_start_firmware(adapter);
if (err) {
dev_err(&pdev->dev, "failed to start firmware\n");
@@ -1334,6 +1290,7 @@ err_out_detach:
qlcnic_detach(adapter);
err_out:
qlcnic_clr_all_drv_state(adapter);
+ netif_device_attach(netdev);
return err;
}
#endif
@@ -1570,6 +1527,11 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
int frag_count, no_of_desc;
u32 num_txd = tx_ring->num_desc;
+ if (!test_bit(__QLCNIC_DEV_UP, &adapter->state)) {
+ netif_stop_queue(netdev);
+ return NETDEV_TX_BUSY;
+ }
+
frag_count = skb_shinfo(skb)->nr_frags + 1;
/* 4 fragments per cmd des */
@@ -1586,8 +1548,10 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
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;
@@ -1739,6 +1703,7 @@ static void qlcnic_tx_timeout_task(struct work_struct *work)
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)
@@ -1750,7 +1715,7 @@ static struct net_device_stats *qlcnic_get_stats(struct net_device *netdev)
stats->rx_packets = adapter->stats.rx_pkts + adapter->stats.lro_pkts;
stats->tx_packets = adapter->stats.xmitfinished;
- stats->rx_bytes = adapter->stats.rxbytes;
+ stats->rx_bytes = adapter->stats.rxbytes + adapter->stats.lrobytes;
stats->tx_bytes = adapter->stats.txbytes;
stats->rx_dropped = adapter->stats.rxdropped;
stats->tx_dropped = adapter->stats.txdropped;
@@ -1944,7 +1909,20 @@ static void qlcnic_poll_controller(struct net_device *netdev)
#endif
static void
-qlcnic_set_drv_state(struct qlcnic_adapter *adapter, int state)
+qlcnic_idc_debug_info(struct qlcnic_adapter *adapter, u8 encoding)
+{
+ u32 val;
+
+ val = adapter->portnum & 0xf;
+ val |= encoding << 7;
+ val |= (jiffies - adapter->dev_rst_time) << 8;
+
+ QLCWR32(adapter, QLCNIC_CRB_DRV_SCRATCH, val);
+ adapter->dev_rst_time = jiffies;
+}
+
+static int
+qlcnic_set_drv_state(struct qlcnic_adapter *adapter, u8 state)
{
u32 val;
@@ -1952,18 +1930,20 @@ qlcnic_set_drv_state(struct qlcnic_adapter *adapter, int state)
state != QLCNIC_DEV_NEED_QUISCENT);
if (qlcnic_api_lock(adapter))
- return ;
+ return -EIO;
val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
if (state == QLCNIC_DEV_NEED_RESET)
- val |= ((u32)0x1 << (adapter->portnum * 4));
+ QLC_DEV_SET_RST_RDY(val, adapter->portnum);
else if (state == QLCNIC_DEV_NEED_QUISCENT)
- val |= ((u32)0x1 << ((adapter->portnum * 4) + 1));
+ QLC_DEV_SET_QSCNT_RDY(val, adapter->portnum);
QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
qlcnic_api_unlock(adapter);
+
+ return 0;
}
static int
@@ -1975,7 +1955,7 @@ qlcnic_clr_drv_state(struct qlcnic_adapter *adapter)
return -EBUSY;
val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
- val &= ~((u32)0x3 << (adapter->portnum * 4));
+ QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
qlcnic_api_unlock(adapter);
@@ -1992,14 +1972,14 @@ qlcnic_clr_all_drv_state(struct qlcnic_adapter *adapter)
goto err;
val = QLCRD32(adapter, QLCNIC_CRB_DEV_REF_COUNT);
- val &= ~((u32)0x1 << (adapter->portnum * 4));
+ QLC_DEV_CLR_REF_CNT(val, adapter->portnum);
QLCWR32(adapter, QLCNIC_CRB_DEV_REF_COUNT, val);
if (!(val & 0x11111111))
QLCWR32(adapter, QLCNIC_CRB_DEV_STATE, QLCNIC_DEV_COLD);
val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
- val &= ~((u32)0x3 << (adapter->portnum * 4));
+ QLC_DEV_CLR_RST_QSCNT(val, adapter->portnum);
QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
qlcnic_api_unlock(adapter);
@@ -2009,6 +1989,7 @@ err:
clear_bit(__QLCNIC_RESETTING, &adapter->state);
}
+/* Grab api lock, before checking state */
static int
qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
{
@@ -2024,73 +2005,103 @@ qlcnic_check_drv_state(struct qlcnic_adapter *adapter)
return 1;
}
+static int qlcnic_check_idc_ver(struct qlcnic_adapter *adapter)
+{
+ u32 val = QLCRD32(adapter, QLCNIC_CRB_DRV_IDC_VER);
+
+ if (val != QLCNIC_DRV_IDC_VER) {
+ dev_warn(&adapter->pdev->dev, "IDC Version mismatch, driver's"
+ " idc ver = %x; reqd = %x\n", QLCNIC_DRV_IDC_VER, val);
+ }
+
+ return 0;
+}
+
static int
qlcnic_can_start_firmware(struct qlcnic_adapter *adapter)
{
u32 val, prev_state;
- int cnt = 0;
- int portnum = adapter->portnum;
+ u8 dev_init_timeo = adapter->dev_init_timeo;
+ u8 portnum = adapter->portnum;
+ u8 ret;
+
+ if (test_and_clear_bit(__QLCNIC_START_FW, &adapter->state))
+ return 1;
if (qlcnic_api_lock(adapter))
return -1;
val = QLCRD32(adapter, QLCNIC_CRB_DEV_REF_COUNT);
- if (!(val & ((int)0x1 << (portnum * 4)))) {
- val |= ((u32)0x1 << (portnum * 4));
+ if (!(val & (1 << (portnum * 4)))) {
+ QLC_DEV_SET_REF_CNT(val, portnum);
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);
+ QLCWR32(adapter, QLCNIC_CRB_DRV_IDC_VER, QLCNIC_DRV_IDC_VER);
+ qlcnic_idc_debug_info(adapter, 0);
qlcnic_api_unlock(adapter);
return 1;
case QLCNIC_DEV_READY:
+ ret = qlcnic_check_idc_ver(adapter);
qlcnic_api_unlock(adapter);
- return 0;
+ return ret;
case QLCNIC_DEV_NEED_RESET:
val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
- val |= ((u32)0x1 << (portnum * 4));
+ QLC_DEV_SET_RST_RDY(val, portnum);
QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
break;
case QLCNIC_DEV_NEED_QUISCENT:
val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
- val |= ((u32)0x1 << ((portnum * 4) + 1));
+ QLC_DEV_SET_QSCNT_RDY(val, portnum);
QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
break;
case QLCNIC_DEV_FAILED:
+ dev_err(&adapter->pdev->dev, "Device in failed state.\n");
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);
+ prev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+
+ if (prev_state == QLCNIC_DEV_QUISCENT)
+ continue;
+ } while ((prev_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;
val = QLCRD32(adapter, QLCNIC_CRB_DRV_STATE);
- val &= ~((u32)0x3 << (portnum * 4));
+ QLC_DEV_CLR_RST_QSCNT(val, portnum);
QLCWR32(adapter, QLCNIC_CRB_DRV_STATE, val);
+ ret = qlcnic_check_idc_ver(adapter);
qlcnic_api_unlock(adapter);
- return 0;
+ return ret;
}
static void
@@ -2098,44 +2109,84 @@ qlcnic_fwinit_work(struct work_struct *work)
{
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)) {
+ dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
+ if (dev_state == QLCNIC_DEV_QUISCENT) {
+ qlcnic_api_unlock(adapter);
+ qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
+ FW_POLL_DELAY * 2);
+ return;
+ }
+
+ 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)) {
+skip_ack_check:
+ dev_state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
- if (qlcnic_check_drv_state(adapter)) {
- qlcnic_schedule_work(adapter,
- qlcnic_fwinit_work, FW_POLL_DELAY);
+ if (dev_state == QLCNIC_DEV_NEED_QUISCENT) {
+ QLCWR32(adapter, QLCNIC_CRB_DEV_STATE,
+ QLCNIC_DEV_QUISCENT);
+ qlcnic_schedule_work(adapter, qlcnic_fwinit_work,
+ FW_POLL_DELAY * 2);
+ QLCDB(adapter, DRV, "Quiscing the driver\n");
+ qlcnic_idc_debug_info(adapter, 0);
+
+ qlcnic_api_unlock(adapter);
return;
}
+ 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_idc_debug_info(adapter, 0);
+ }
+
+ 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_QUISCENT:
+ case QLCNIC_DEV_NEED_QUISCENT:
+ 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);
}
@@ -2163,7 +2214,8 @@ qlcnic_detach_work(struct work_struct *work)
if (adapter->temp == QLCNIC_TEMP_PANIC)
goto err_ret;
- qlcnic_set_drv_state(adapter, adapter->dev_state);
+ if (qlcnic_set_drv_state(adapter, adapter->dev_state))
+ goto err_ret;
adapter->fw_wait_cnt = 0;
@@ -2172,10 +2224,14 @@ qlcnic_detach_work(struct work_struct *work)
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)
{
@@ -2186,9 +2242,10 @@ 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_idc_debug_info(adapter, 0);
}
qlcnic_api_unlock(adapter);
@@ -2233,9 +2290,8 @@ qlcnic_attach_work(struct work_struct *work)
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);
@@ -2253,10 +2309,8 @@ qlcnic_check_health(struct qlcnic_adapter *adapter)
if (qlcnic_check_temp(adapter))
goto detach;
- if (adapter->need_fw_reset) {
+ if (adapter->need_fw_reset)
qlcnic_dev_request_reset(adapter);
- goto detach;
- }
state = QLCRD32(adapter, QLCNIC_CRB_DEV_STATE);
if (state == QLCNIC_DEV_NEED_RESET || state == QLCNIC_DEV_NEED_QUISCENT)
@@ -2285,8 +2339,11 @@ detach:
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;
}
@@ -2387,51 +2444,72 @@ static int
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;
}
static ssize_t
-qlcnic_sysfs_read_crb(struct kobject *kobj, struct bin_attribute *attr,
+qlcnic_sysfs_read_crb(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *attr,
char *buf, loff_t offset, size_t 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;
- 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;
}
static ssize_t
-qlcnic_sysfs_write_crb(struct kobject *kobj, struct bin_attribute *attr,
+qlcnic_sysfs_write_crb(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *attr,
char *buf, loff_t offset, size_t 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;
}
@@ -2449,7 +2527,8 @@ qlcnic_sysfs_validate_mem(struct qlcnic_adapter *adapter,
}
static ssize_t
-qlcnic_sysfs_read_mem(struct kobject *kobj, struct bin_attribute *attr,
+qlcnic_sysfs_read_mem(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *attr,
char *buf, loff_t offset, size_t size)
{
struct device *dev = container_of(kobj, struct device, kobj);
@@ -2470,7 +2549,8 @@ qlcnic_sysfs_read_mem(struct kobject *kobj, struct bin_attribute *attr,
}
static ssize_t
-qlcnic_sysfs_write_mem(struct kobject *kobj, struct bin_attribute *attr,
+qlcnic_sysfs_write_mem(struct file *filp, struct kobject *kobj,
+ struct bin_attribute *attr,
char *buf, loff_t offset, size_t size)
{
struct device *dev = container_of(kobj, struct device, kobj);
@@ -2553,24 +2633,12 @@ qlcnic_remove_diag_entries(struct qlcnic_adapter *adapter)
#define is_qlcnic_netdev(dev) (dev->netdev_ops == &qlcnic_netdev_ops)
-static int
-qlcnic_destip_supported(struct qlcnic_adapter *adapter)
-{
- if (adapter->ahw.cut_through)
- return 0;
-
- return 1;
-}
-
static void
qlcnic_config_indev_addr(struct net_device *dev, unsigned long event)
{
struct in_device *indev;
struct qlcnic_adapter *adapter = netdev_priv(dev);
- if (!qlcnic_destip_supported(adapter))
- return;
-
indev = in_dev_get(dev);
if (!indev)
return;
@@ -2591,7 +2659,6 @@ qlcnic_config_indev_addr(struct net_device *dev, unsigned long event)
} endfor_ifa(indev);
in_dev_put(indev);
- return;
}
static int qlcnic_netdev_event(struct notifier_block *this,
@@ -2650,7 +2717,7 @@ recheck:
adapter = netdev_priv(dev);
- if (!adapter || !qlcnic_destip_supported(adapter))
+ if (!adapter)
goto done;
if (adapter->is_up != QLCNIC_ADAPTER_UP_MAGIC)
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-18 17:57:36 +0100