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authorManish chopra <manish.chopra@qlogic.com>2012-02-03 11:35:11 +0000
committerDavid S. Miller <davem@davemloft.net>2012-02-04 15:59:28 -0500
commit83f18a557c6d6cdc03c7821e0b596c8f8b7bdb9f (patch)
treec978541c50a9526da998456badbc4f4dc20702b9 /drivers/net/ethernet
parentnetxen_nic: fix cdrp race condition (diff)
downloadlinux-dev-83f18a557c6d6cdc03c7821e0b596c8f8b7bdb9f.tar.xz
linux-dev-83f18a557c6d6cdc03c7821e0b596c8f8b7bdb9f.zip
netxen_nic: fw dump support
Signed-off-by: Manish Chopra <manish.chopra@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet')
-rw-r--r--drivers/net/ethernet/qlogic/netxen/netxen_nic.h421
-rw-r--r--drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c143
-rw-r--r--drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c104
-rw-r--r--drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c629
-rw-r--r--drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c3
-rw-r--r--drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c102
6 files changed, 1380 insertions, 22 deletions
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic.h b/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
index 1b09ba172310..8a35430b2f8b 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic.h
@@ -1154,6 +1154,7 @@ typedef struct {
#define NETXEN_NIC_LRO_DISABLED 0x00
#define NETXEN_NIC_BRIDGE_ENABLED 0X10
#define NETXEN_NIC_DIAG_ENABLED 0x20
+#define NETXEN_FW_RESET_OWNER 0x40
#define NETXEN_IS_MSI_FAMILY(adapter) \
((adapter)->flags & (NETXEN_NIC_MSI_ENABLED | NETXEN_NIC_MSIX_ENABLED))
@@ -1171,6 +1172,419 @@ typedef struct {
#define __NX_DEV_UP 1
#define __NX_RESETTING 2
+/* Mini Coredump FW supported version */
+#define NX_MD_SUPPORT_MAJOR 4
+#define NX_MD_SUPPORT_MINOR 0
+#define NX_MD_SUPPORT_SUBVERSION 579
+
+#define LSW(x) ((uint16_t)(x))
+#define LSD(x) ((uint32_t)((uint64_t)(x)))
+#define MSD(x) ((uint32_t)((((uint64_t)(x)) >> 16) >> 16))
+
+/* Mini Coredump mask level */
+#define NX_DUMP_MASK_MIN 0x03
+#define NX_DUMP_MASK_DEF 0x1f
+#define NX_DUMP_MASK_MAX 0xff
+
+/* Mini Coredump CDRP commands */
+#define NX_CDRP_CMD_TEMP_SIZE 0x0000002f
+#define NX_CDRP_CMD_GET_TEMP_HDR 0x00000030
+
+
+#define NX_DUMP_STATE_ARRAY_LEN 16
+#define NX_DUMP_CAP_SIZE_ARRAY_LEN 8
+
+/* Mini Coredump sysfs entries flags*/
+#define NX_FORCE_FW_DUMP_KEY 0xdeadfeed
+#define NX_ENABLE_FW_DUMP 0xaddfeed
+#define NX_DISABLE_FW_DUMP 0xbadfeed
+#define NX_FORCE_FW_RESET 0xdeaddead
+
+
+/* Flash read/write address */
+#define NX_FW_DUMP_REG1 0x00130060
+#define NX_FW_DUMP_REG2 0x001e0000
+#define NX_FLASH_SEM2_LK 0x0013C010
+#define NX_FLASH_SEM2_ULK 0x0013C014
+#define NX_FLASH_LOCK_ID 0x001B2100
+#define FLASH_ROM_WINDOW 0x42110030
+#define FLASH_ROM_DATA 0x42150000
+
+/* Mini Coredump register read/write routine */
+#define NX_RD_DUMP_REG(addr, bar0, data) do { \
+ writel((addr & 0xFFFF0000), (void __iomem *) (bar0 + \
+ NX_FW_DUMP_REG1)); \
+ readl((void __iomem *) (bar0 + NX_FW_DUMP_REG1)); \
+ *data = readl((void __iomem *) (bar0 + NX_FW_DUMP_REG2 + \
+ LSW(addr))); \
+} while (0)
+
+#define NX_WR_DUMP_REG(addr, bar0, data) do { \
+ writel((addr & 0xFFFF0000), (void __iomem *) (bar0 + \
+ NX_FW_DUMP_REG1)); \
+ readl((void __iomem *) (bar0 + NX_FW_DUMP_REG1)); \
+ writel(data, (void __iomem *) (bar0 + NX_FW_DUMP_REG2 + LSW(addr)));\
+ readl((void __iomem *) (bar0 + NX_FW_DUMP_REG2 + LSW(addr))); \
+} while (0)
+
+
+/*
+Entry Type Defines
+*/
+
+#define RDNOP 0
+#define RDCRB 1
+#define RDMUX 2
+#define QUEUE 3
+#define BOARD 4
+#define RDSRE 5
+#define RDOCM 6
+#define PREGS 7
+#define L1DTG 8
+#define L1ITG 9
+#define CACHE 10
+
+#define L1DAT 11
+#define L1INS 12
+#define RDSTK 13
+#define RDCON 14
+
+#define L2DTG 21
+#define L2ITG 22
+#define L2DAT 23
+#define L2INS 24
+#define RDOC3 25
+
+#define MEMBK 32
+
+#define RDROM 71
+#define RDMEM 72
+#define RDMN 73
+
+#define INFOR 81
+#define CNTRL 98
+
+#define TLHDR 99
+#define RDEND 255
+
+#define PRIMQ 103
+#define SQG2Q 104
+#define SQG3Q 105
+
+/*
+* Opcodes for Control Entries.
+* These Flags are bit fields.
+*/
+#define NX_DUMP_WCRB 0x01
+#define NX_DUMP_RWCRB 0x02
+#define NX_DUMP_ANDCRB 0x04
+#define NX_DUMP_ORCRB 0x08
+#define NX_DUMP_POLLCRB 0x10
+#define NX_DUMP_RD_SAVE 0x20
+#define NX_DUMP_WRT_SAVED 0x40
+#define NX_DUMP_MOD_SAVE_ST 0x80
+
+/* Driver Flags */
+#define NX_DUMP_SKIP 0x80 /* driver skipped this entry */
+#define NX_DUMP_SIZE_ERR 0x40 /*entry size vs capture size mismatch*/
+
+#define NX_PCI_READ_32(ADDR) readl((ADDR))
+#define NX_PCI_WRITE_32(DATA, ADDR) writel(DATA, (ADDR))
+
+
+
+struct netxen_minidump {
+ u32 pos; /* position in the dump buffer */
+ u8 fw_supports_md; /* FW supports Mini cordump */
+ u8 has_valid_dump; /* indicates valid dump */
+ u8 md_capture_mask; /* driver capture mask */
+ u8 md_enabled; /* Turn Mini Coredump on/off */
+ u32 md_dump_size; /* Total FW Mini Coredump size */
+ u32 md_capture_size; /* FW dump capture size */
+ u32 md_template_size; /* FW template size */
+ u32 md_template_ver; /* FW template version */
+ u64 md_timestamp; /* FW Mini dump timestamp */
+ void *md_template; /* FW template will be stored */
+ void *md_capture_buff; /* FW dump will be stored */
+};
+
+
+
+struct netxen_minidump_template_hdr {
+ u32 entry_type;
+ u32 first_entry_offset;
+ u32 size_of_template;
+ u32 capture_mask;
+ u32 num_of_entries;
+ u32 version;
+ u32 driver_timestamp;
+ u32 checksum;
+ u32 driver_capture_mask;
+ u32 driver_info_word2;
+ u32 driver_info_word3;
+ u32 driver_info_word4;
+ u32 saved_state_array[NX_DUMP_STATE_ARRAY_LEN];
+ u32 capture_size_array[NX_DUMP_CAP_SIZE_ARRAY_LEN];
+ u32 rsvd[0];
+};
+
+/* Common Entry Header: Common to All Entry Types */
+/*
+ * Driver Code is for driver to write some info about the entry.
+ * Currently not used.
+ */
+
+struct netxen_common_entry_hdr {
+ u32 entry_type;
+ u32 entry_size;
+ u32 entry_capture_size;
+ union {
+ struct {
+ u8 entry_capture_mask;
+ u8 entry_code;
+ u8 driver_code;
+ u8 driver_flags;
+ };
+ u32 entry_ctrl_word;
+ };
+};
+
+
+/* Generic Entry Including Header */
+struct netxen_minidump_entry {
+ struct netxen_common_entry_hdr hdr;
+ u32 entry_data00;
+ u32 entry_data01;
+ u32 entry_data02;
+ u32 entry_data03;
+ u32 entry_data04;
+ u32 entry_data05;
+ u32 entry_data06;
+ u32 entry_data07;
+};
+
+/* Read ROM Header */
+struct netxen_minidump_entry_rdrom {
+ struct netxen_common_entry_hdr h;
+ union {
+ struct {
+ u32 select_addr_reg;
+ };
+ u32 rsvd_0;
+ };
+ union {
+ struct {
+ u8 addr_stride;
+ u8 addr_cnt;
+ u16 data_size;
+ };
+ u32 rsvd_1;
+ };
+ union {
+ struct {
+ u32 op_count;
+ };
+ u32 rsvd_2;
+ };
+ union {
+ struct {
+ u32 read_addr_reg;
+ };
+ u32 rsvd_3;
+ };
+ union {
+ struct {
+ u32 write_mask;
+ };
+ u32 rsvd_4;
+ };
+ union {
+ struct {
+ u32 read_mask;
+ };
+ u32 rsvd_5;
+ };
+ u32 read_addr;
+ u32 read_data_size;
+};
+
+
+/* Read CRB and Control Entry Header */
+struct netxen_minidump_entry_crb {
+ struct netxen_common_entry_hdr h;
+ u32 addr;
+ union {
+ struct {
+ u8 addr_stride;
+ u8 state_index_a;
+ u16 poll_timeout;
+ };
+ u32 addr_cntrl;
+ };
+ u32 data_size;
+ u32 op_count;
+ union {
+ struct {
+ u8 opcode;
+ u8 state_index_v;
+ u8 shl;
+ u8 shr;
+ };
+ u32 control_value;
+ };
+ u32 value_1;
+ u32 value_2;
+ u32 value_3;
+};
+
+/* Read Memory and MN Header */
+struct netxen_minidump_entry_rdmem {
+ struct netxen_common_entry_hdr h;
+ union {
+ struct {
+ u32 select_addr_reg;
+ };
+ u32 rsvd_0;
+ };
+ union {
+ struct {
+ u8 addr_stride;
+ u8 addr_cnt;
+ u16 data_size;
+ };
+ u32 rsvd_1;
+ };
+ union {
+ struct {
+ u32 op_count;
+ };
+ u32 rsvd_2;
+ };
+ union {
+ struct {
+ u32 read_addr_reg;
+ };
+ u32 rsvd_3;
+ };
+ union {
+ struct {
+ u32 cntrl_addr_reg;
+ };
+ u32 rsvd_4;
+ };
+ union {
+ struct {
+ u8 wr_byte0;
+ u8 wr_byte1;
+ u8 poll_mask;
+ u8 poll_cnt;
+ };
+ u32 rsvd_5;
+ };
+ u32 read_addr;
+ u32 read_data_size;
+};
+
+/* Read Cache L1 and L2 Header */
+struct netxen_minidump_entry_cache {
+ struct netxen_common_entry_hdr h;
+ u32 tag_reg_addr;
+ union {
+ struct {
+ u16 tag_value_stride;
+ u16 init_tag_value;
+ };
+ u32 select_addr_cntrl;
+ };
+ u32 data_size;
+ u32 op_count;
+ u32 control_addr;
+ union {
+ struct {
+ u16 write_value;
+ u8 poll_mask;
+ u8 poll_wait;
+ };
+ u32 control_value;
+ };
+ u32 read_addr;
+ union {
+ struct {
+ u8 read_addr_stride;
+ u8 read_addr_cnt;
+ u16 rsvd_1;
+ };
+ u32 read_addr_cntrl;
+ };
+};
+
+/* Read OCM Header */
+struct netxen_minidump_entry_rdocm {
+ struct netxen_common_entry_hdr h;
+ u32 rsvd_0;
+ union {
+ struct {
+ u32 rsvd_1;
+ };
+ u32 select_addr_cntrl;
+ };
+ u32 data_size;
+ u32 op_count;
+ u32 rsvd_2;
+ u32 rsvd_3;
+ u32 read_addr;
+ union {
+ struct {
+ u32 read_addr_stride;
+ };
+ u32 read_addr_cntrl;
+ };
+};
+
+/* Read MUX Header */
+struct netxen_minidump_entry_mux {
+ struct netxen_common_entry_hdr h;
+ u32 select_addr;
+ union {
+ struct {
+ u32 rsvd_0;
+ };
+ u32 select_addr_cntrl;
+ };
+ u32 data_size;
+ u32 op_count;
+ u32 select_value;
+ u32 select_value_stride;
+ u32 read_addr;
+ u32 rsvd_1;
+};
+
+/* Read Queue Header */
+struct netxen_minidump_entry_queue {
+ struct netxen_common_entry_hdr h;
+ u32 select_addr;
+ union {
+ struct {
+ u16 queue_id_stride;
+ u16 rsvd_0;
+ };
+ u32 select_addr_cntrl;
+ };
+ u32 data_size;
+ u32 op_count;
+ u32 rsvd_1;
+ u32 rsvd_2;
+ u32 read_addr;
+ union {
+ struct {
+ u8 read_addr_stride;
+ u8 read_addr_cnt;
+ u16 rsvd_3;
+ };
+ u32 read_addr_cntrl;
+ };
+};
+
struct netxen_dummy_dma {
void *addr;
dma_addr_t phys_addr;
@@ -1275,6 +1689,8 @@ struct netxen_adapter {
__le32 file_prd_off; /*File fw product offset*/
u32 fw_version;
const struct firmware *fw;
+ struct netxen_minidump mdump; /* mdump ptr */
+ int fw_mdump_rdy; /* for mdump ready */
};
int nx_fw_cmd_query_phy(struct netxen_adapter *adapter, u32 reg, u32 *val);
@@ -1377,13 +1793,16 @@ int netxen_nic_change_mtu(struct net_device *netdev, int new_mtu);
int netxen_config_hw_lro(struct netxen_adapter *adapter, int enable);
int netxen_config_bridged_mode(struct netxen_adapter *adapter, int enable);
int netxen_send_lro_cleanup(struct netxen_adapter *adapter);
-
+int netxen_setup_minidump(struct netxen_adapter *adapter);
+void netxen_dump_fw(struct netxen_adapter *adapter);
void netxen_nic_update_cmd_producer(struct netxen_adapter *adapter,
struct nx_host_tx_ring *tx_ring);
/* Functions from netxen_nic_main.c */
int netxen_nic_reset_context(struct netxen_adapter *);
+int nx_dev_request_reset(struct netxen_adapter *adapter);
+
/*
* NetXen Board information
*/
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c
index d46e8cb394eb..8f89c05e0c70 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ctx.c
@@ -83,6 +83,7 @@ netxen_issue_cmd(struct netxen_adapter *adapter, struct netxen_cmd_args *cmd)
printk(KERN_ERR "%s: failed card response code:0x%x\n",
netxen_nic_driver_name, rcode);
} else if (rsp == NX_CDRP_RSP_OK) {
+ cmd->rsp.cmd = NX_RCODE_SUCCESS;
if (cmd->rsp.arg2)
cmd->rsp.arg2 = NXRD32(adapter, NX_ARG2_CRB_OFFSET);
if (cmd->rsp.arg3)
@@ -97,6 +98,148 @@ netxen_issue_cmd(struct netxen_adapter *adapter, struct netxen_cmd_args *cmd)
return rcode;
}
+static int
+netxen_get_minidump_template_size(struct netxen_adapter *adapter)
+{
+ struct netxen_cmd_args cmd;
+ memset(&cmd, 0, sizeof(cmd));
+ cmd.req.cmd = NX_CDRP_CMD_TEMP_SIZE;
+ memset(&cmd.rsp, 1, sizeof(struct _cdrp_cmd));
+ netxen_issue_cmd(adapter, &cmd);
+ if (cmd.rsp.cmd != NX_RCODE_SUCCESS) {
+ dev_info(&adapter->pdev->dev,
+ "Can't get template size %d\n", cmd.rsp.cmd);
+ return -EIO;
+ }
+ adapter->mdump.md_template_size = cmd.rsp.arg2;
+ adapter->mdump.md_template_ver = cmd.rsp.arg3;
+ return 0;
+}
+
+static int
+netxen_get_minidump_template(struct netxen_adapter *adapter)
+{
+ dma_addr_t md_template_addr;
+ void *addr;
+ u32 size;
+ struct netxen_cmd_args cmd;
+ size = adapter->mdump.md_template_size;
+
+ if (size == 0) {
+ dev_err(&adapter->pdev->dev, "Can not capture Minidump "
+ "template. Invalid template size.\n");
+ return NX_RCODE_INVALID_ARGS;
+ }
+
+ addr = pci_alloc_consistent(adapter->pdev, size, &md_template_addr);
+
+ if (!addr) {
+ dev_err(&adapter->pdev->dev, "Unable to allocate dmable memory for template.\n");
+ return -ENOMEM;
+ }
+
+ memset(addr, 0, size);
+ memset(&cmd, 0, sizeof(cmd));
+ memset(&cmd.rsp, 1, sizeof(struct _cdrp_cmd));
+ cmd.req.cmd = NX_CDRP_CMD_GET_TEMP_HDR;
+ cmd.req.arg1 = LSD(md_template_addr);
+ cmd.req.arg2 = MSD(md_template_addr);
+ cmd.req.arg3 |= size;
+ netxen_issue_cmd(adapter, &cmd);
+
+ if ((cmd.rsp.cmd == NX_RCODE_SUCCESS) && (size == cmd.rsp.arg2)) {
+ memcpy(adapter->mdump.md_template, addr, size);
+ } else {
+ dev_err(&adapter->pdev->dev, "Failed to get minidump template, "
+ "err_code : %d, requested_size : %d, actual_size : %d\n ",
+ cmd.rsp.cmd, size, cmd.rsp.arg2);
+ }
+ pci_free_consistent(adapter->pdev, size, addr, md_template_addr);
+ return 0;
+}
+
+static u32
+netxen_check_template_checksum(struct netxen_adapter *adapter)
+{
+ u64 sum = 0 ;
+ u32 *buff = adapter->mdump.md_template;
+ int count = adapter->mdump.md_template_size/sizeof(uint32_t) ;
+
+ while (count-- > 0)
+ sum += *buff++ ;
+ while (sum >> 32)
+ sum = (sum & 0xFFFFFFFF) + (sum >> 32) ;
+
+ return ~sum;
+}
+
+int
+netxen_setup_minidump(struct netxen_adapter *adapter)
+{
+ int err = 0, i;
+ u32 *template, *tmp_buf;
+ struct netxen_minidump_template_hdr *hdr;
+ err = netxen_get_minidump_template_size(adapter);
+ if (err) {
+ adapter->mdump.fw_supports_md = 0;
+ if ((err == NX_RCODE_CMD_INVALID) ||
+ (err == NX_RCODE_CMD_NOT_IMPL)) {
+ dev_info(&adapter->pdev->dev,
+ "Flashed firmware version does not support minidump, "
+ "minimum version required is [ %u.%u.%u ].\n ",
+ NX_MD_SUPPORT_MAJOR, NX_MD_SUPPORT_MINOR,
+ NX_MD_SUPPORT_SUBVERSION);
+ }
+ return err;
+ }
+
+ if (!adapter->mdump.md_template_size) {
+ dev_err(&adapter->pdev->dev, "Error : Invalid template size "
+ ",should be non-zero.\n");
+ return -EIO;
+ }
+ adapter->mdump.md_template =
+ kmalloc(adapter->mdump.md_template_size, GFP_KERNEL);
+
+ if (!adapter->mdump.md_template) {
+ dev_err(&adapter->pdev->dev, "Unable to allocate memory "
+ "for minidump template.\n");
+ return -ENOMEM;
+ }
+
+ err = netxen_get_minidump_template(adapter);
+ if (err) {
+ if (err == NX_RCODE_CMD_NOT_IMPL)
+ adapter->mdump.fw_supports_md = 0;
+ goto free_template;
+ }
+
+ if (netxen_check_template_checksum(adapter)) {
+ dev_err(&adapter->pdev->dev, "Minidump template checksum Error\n");
+ err = -EIO;
+ goto free_template;
+ }
+
+ adapter->mdump.md_capture_mask = NX_DUMP_MASK_DEF;
+ tmp_buf = (u32 *) adapter->mdump.md_template;
+ template = (u32 *) adapter->mdump.md_template;
+ for (i = 0; i < adapter->mdump.md_template_size/sizeof(u32); i++)
+ *template++ = __le32_to_cpu(*tmp_buf++);
+ hdr = (struct netxen_minidump_template_hdr *)
+ adapter->mdump.md_template;
+ adapter->mdump.md_capture_buff = NULL;
+ adapter->mdump.fw_supports_md = 1;
+ adapter->mdump.md_enabled = 1;
+
+ return err;
+
+free_template:
+ kfree(adapter->mdump.md_template);
+ adapter->mdump.md_template = NULL;
+ return err;
+}
+
+
int
nx_fw_cmd_set_mtu(struct netxen_adapter *adapter, int mtu)
{
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
index 8a371985319f..3e73d35cceaa 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
@@ -812,6 +812,107 @@ static int netxen_get_intr_coalesce(struct net_device *netdev,
return 0;
}
+static int
+netxen_get_dump_flag(struct net_device *netdev, struct ethtool_dump *dump)
+{
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ struct netxen_minidump *mdump = &adapter->mdump;
+ if (adapter->fw_mdump_rdy)
+ dump->len = mdump->md_dump_size;
+ else
+ dump->len = 0;
+ dump->flag = mdump->md_capture_mask;
+ dump->version = adapter->fw_version;
+ return 0;
+}
+
+static int
+netxen_set_dump(struct net_device *netdev, struct ethtool_dump *val)
+{
+ int ret = 0;
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ struct netxen_minidump *mdump = &adapter->mdump;
+
+ switch (val->flag) {
+ case NX_FORCE_FW_DUMP_KEY:
+ if (!mdump->md_enabled)
+ mdump->md_enabled = 1;
+ if (adapter->fw_mdump_rdy) {
+ netdev_info(netdev, "Previous dump not cleared, not forcing dump\n");
+ return ret;
+ }
+ netdev_info(netdev, "Forcing a fw dump\n");
+ nx_dev_request_reset(adapter);
+ break;
+ case NX_DISABLE_FW_DUMP:
+ if (mdump->md_enabled) {
+ netdev_info(netdev, "Disabling FW Dump\n");
+ mdump->md_enabled = 0;
+ }
+ break;
+ case NX_ENABLE_FW_DUMP:
+ if (!mdump->md_enabled) {
+ netdev_info(netdev, "Enabling FW dump\n");
+ mdump->md_enabled = 1;
+ }
+ break;
+ case NX_FORCE_FW_RESET:
+ netdev_info(netdev, "Forcing FW reset\n");
+ nx_dev_request_reset(adapter);
+ adapter->flags &= ~NETXEN_FW_RESET_OWNER;
+ break;
+ default:
+ if (val->flag <= NX_DUMP_MASK_MAX &&
+ val->flag >= NX_DUMP_MASK_MIN) {
+ mdump->md_capture_mask = val->flag & 0xff;
+ netdev_info(netdev, "Driver mask changed to: 0x%x\n",
+ mdump->md_capture_mask);
+ break;
+ }
+ netdev_info(netdev,
+ "Invalid dump level: 0x%x\n", val->flag);
+ return -EINVAL;
+ }
+
+ return ret;
+}
+
+static int
+netxen_get_dump_data(struct net_device *netdev, struct ethtool_dump *dump,
+ void *buffer)
+{
+ int i, copy_sz;
+ u32 *hdr_ptr, *data;
+ struct netxen_adapter *adapter = netdev_priv(netdev);
+ struct netxen_minidump *mdump = &adapter->mdump;
+
+
+ if (!adapter->fw_mdump_rdy) {
+ netdev_info(netdev, "Dump not available\n");
+ return -EINVAL;
+ }
+ /* Copy template header first */
+ copy_sz = mdump->md_template_size;
+ hdr_ptr = (u32 *) mdump->md_template;
+ data = buffer;
+ for (i = 0; i < copy_sz/sizeof(u32); i++)
+ *data++ = cpu_to_le32(*hdr_ptr++);
+
+ /* Copy captured dump data */
+ memcpy(buffer + copy_sz,
+ mdump->md_capture_buff + mdump->md_template_size,
+ mdump->md_capture_size);
+ dump->len = copy_sz + mdump->md_capture_size;
+ dump->flag = mdump->md_capture_mask;
+
+ /* Free dump area once data has been captured */
+ vfree(mdump->md_capture_buff);
+ mdump->md_capture_buff = NULL;
+ adapter->fw_mdump_rdy = 0;
+ netdev_info(netdev, "extracted the fw dump Successfully\n");
+ return 0;
+}
+
const struct ethtool_ops netxen_nic_ethtool_ops = {
.get_settings = netxen_nic_get_settings,
.set_settings = netxen_nic_set_settings,
@@ -833,4 +934,7 @@ const struct ethtool_ops netxen_nic_ethtool_ops = {
.get_sset_count = netxen_get_sset_count,
.get_coalesce = netxen_get_intr_coalesce,
.set_coalesce = netxen_set_intr_coalesce,
+ .get_dump_flag = netxen_get_dump_flag,
+ .get_dump_data = netxen_get_dump_data,
+ .set_dump = netxen_set_dump,
};
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c
index 3f89e57cae50..0a8122851025 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_hw.c
@@ -46,7 +46,6 @@ static void netxen_nic_io_write_128M(struct netxen_adapter *adapter,
void __iomem *addr, u32 data);
static u32 netxen_nic_io_read_128M(struct netxen_adapter *adapter,
void __iomem *addr);
-
#ifndef readq
static inline u64 readq(void __iomem *addr)
{
@@ -1974,3 +1973,631 @@ netxen_nic_wol_supported(struct netxen_adapter *adapter)
return 0;
}
+
+static u32 netxen_md_cntrl(struct netxen_adapter *adapter,
+ struct netxen_minidump_template_hdr *template_hdr,
+ struct netxen_minidump_entry_crb *crtEntry)
+{
+ int loop_cnt, i, rv = 0, timeout_flag;
+ u32 op_count, stride;
+ u32 opcode, read_value, addr;
+ unsigned long timeout, timeout_jiffies;
+ addr = crtEntry->addr;
+ op_count = crtEntry->op_count;
+ stride = crtEntry->addr_stride;
+
+ for (loop_cnt = 0; loop_cnt < op_count; loop_cnt++) {
+ for (i = 0; i < sizeof(crtEntry->opcode) * 8; i++) {
+ opcode = (crtEntry->opcode & (0x1 << i));
+ if (opcode) {
+ switch (opcode) {
+ case NX_DUMP_WCRB:
+ NX_WR_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ crtEntry->value_1);
+ break;
+ case NX_DUMP_RWCRB:
+ NX_RD_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ &read_value);
+ NX_WR_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ read_value);
+ break;
+ case NX_DUMP_ANDCRB:
+ NX_RD_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ &read_value);
+ read_value &= crtEntry->value_2;
+ NX_WR_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ read_value);
+ break;
+ case NX_DUMP_ORCRB:
+ NX_RD_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ &read_value);
+ read_value |= crtEntry->value_3;
+ NX_WR_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ read_value);
+ break;
+ case NX_DUMP_POLLCRB:
+ timeout = crtEntry->poll_timeout;
+ NX_RD_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ &read_value);
+ timeout_jiffies =
+ msecs_to_jiffies(timeout) + jiffies;
+ for (timeout_flag = 0;
+ !timeout_flag
+ && ((read_value & crtEntry->value_2)
+ != crtEntry->value_1);) {
+ if (time_after(jiffies,
+ timeout_jiffies))
+ timeout_flag = 1;
+ NX_RD_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ &read_value);
+ }
+
+ if (timeout_flag) {
+ dev_err(&adapter->pdev->dev, "%s : "
+ "Timeout in poll_crb control operation.\n"
+ , __func__);
+ return -1;
+ }
+ break;
+ case NX_DUMP_RD_SAVE:
+ /* Decide which address to use */
+ if (crtEntry->state_index_a)
+ addr =
+ template_hdr->saved_state_array
+ [crtEntry->state_index_a];
+ NX_RD_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ &read_value);
+ template_hdr->saved_state_array
+ [crtEntry->state_index_v]
+ = read_value;
+ break;
+ case NX_DUMP_WRT_SAVED:
+ /* Decide which value to use */
+ if (crtEntry->state_index_v)
+ read_value =
+ template_hdr->saved_state_array
+ [crtEntry->state_index_v];
+ else
+ read_value = crtEntry->value_1;
+
+ /* Decide which address to use */
+ if (crtEntry->state_index_a)
+ addr =
+ template_hdr->saved_state_array
+ [crtEntry->state_index_a];
+
+ NX_WR_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ read_value);
+ break;
+ case NX_DUMP_MOD_SAVE_ST:
+ read_value =
+ template_hdr->saved_state_array
+ [crtEntry->state_index_v];
+ read_value <<= crtEntry->shl;
+ read_value >>= crtEntry->shr;
+ if (crtEntry->value_2)
+ read_value &=
+ crtEntry->value_2;
+ read_value |= crtEntry->value_3;
+ read_value += crtEntry->value_1;
+ /* Write value back to state area.*/
+ template_hdr->saved_state_array
+ [crtEntry->state_index_v]
+ = read_value;
+ break;
+ default:
+ rv = 1;
+ break;
+ }
+ }
+ }
+ addr = addr + stride;
+ }
+ return rv;
+}
+
+/* Read memory or MN */
+static u32
+netxen_md_rdmem(struct netxen_adapter *adapter,
+ struct netxen_minidump_entry_rdmem
+ *memEntry, u64 *data_buff)
+{
+ u64 addr, value = 0;
+ int i = 0, loop_cnt;
+
+ addr = (u64)memEntry->read_addr;
+ loop_cnt = memEntry->read_data_size; /* This is size in bytes */
+ loop_cnt /= sizeof(value);
+
+ for (i = 0; i < loop_cnt; i++) {
+ if (netxen_nic_pci_mem_read_2M(adapter, addr, &value))
+ goto out;
+ *data_buff++ = value;
+ addr += sizeof(value);
+ }
+out:
+ return i * sizeof(value);
+}
+
+/* Read CRB operation */
+static u32 netxen_md_rd_crb(struct netxen_adapter *adapter,
+ struct netxen_minidump_entry_crb
+ *crbEntry, u32 *data_buff)
+{
+ int loop_cnt;
+ u32 op_count, addr, stride, value;
+
+ addr = crbEntry->addr;
+ op_count = crbEntry->op_count;
+ stride = crbEntry->addr_stride;
+
+ for (loop_cnt = 0; loop_cnt < op_count; loop_cnt++) {
+ NX_RD_DUMP_REG(addr, adapter->ahw.pci_base0, &value);
+ *data_buff++ = addr;
+ *data_buff++ = value;
+ addr = addr + stride;
+ }
+ return loop_cnt * (2 * sizeof(u32));
+}
+
+/* Read ROM */
+static u32
+netxen_md_rdrom(struct netxen_adapter *adapter,
+ struct netxen_minidump_entry_rdrom
+ *romEntry, u32 *data_buff)
+{
+ int i, count = 0;
+ u32 size, lck_val;
+ u32 val;
+ u32 fl_addr, waddr, raddr;
+ fl_addr = romEntry->read_addr;
+ size = romEntry->read_data_size/4;
+lock_try:
+ lck_val = readl((void __iomem *)(adapter->ahw.pci_base0 +
+ NX_FLASH_SEM2_LK));
+ if (!lck_val && count < MAX_CTL_CHECK) {
+ msleep(20);
+ count++;
+ goto lock_try;
+ }
+ writel(adapter->ahw.pci_func, (void __iomem *)(adapter->ahw.pci_base0 +
+ NX_FLASH_LOCK_ID));
+ for (i = 0; i < size; i++) {
+ waddr = fl_addr & 0xFFFF0000;
+ NX_WR_DUMP_REG(FLASH_ROM_WINDOW, adapter->ahw.pci_base0, waddr);
+ raddr = FLASH_ROM_DATA + (fl_addr & 0x0000FFFF);
+ NX_RD_DUMP_REG(raddr, adapter->ahw.pci_base0, &val);
+ *data_buff++ = cpu_to_le32(val);
+ fl_addr += sizeof(val);
+ }
+ readl((void __iomem *)(adapter->ahw.pci_base0 + NX_FLASH_SEM2_ULK));
+ return romEntry->read_data_size;
+}
+
+/* Handle L2 Cache */
+static u32
+netxen_md_L2Cache(struct netxen_adapter *adapter,
+ struct netxen_minidump_entry_cache
+ *cacheEntry, u32 *data_buff)
+{
+ int loop_cnt, i, k, timeout_flag = 0;
+ u32 addr, read_addr, read_value, cntrl_addr, tag_reg_addr;
+ u32 tag_value, read_cnt;
+ u8 cntl_value_w, cntl_value_r;
+ unsigned long timeout, timeout_jiffies;
+
+ loop_cnt = cacheEntry->op_count;
+ read_addr = cacheEntry->read_addr;
+ cntrl_addr = cacheEntry->control_addr;
+ cntl_value_w = (u32) cacheEntry->write_value;
+ tag_reg_addr = cacheEntry->tag_reg_addr;
+ tag_value = cacheEntry->init_tag_value;
+ read_cnt = cacheEntry->read_addr_cnt;
+
+ for (i = 0; i < loop_cnt; i++) {
+ NX_WR_DUMP_REG(tag_reg_addr, adapter->ahw.pci_base0, tag_value);
+ if (cntl_value_w)
+ NX_WR_DUMP_REG(cntrl_addr, adapter->ahw.pci_base0,
+ (u32)cntl_value_w);
+ if (cacheEntry->poll_mask) {
+ timeout = cacheEntry->poll_wait;
+ NX_RD_DUMP_REG(cntrl_addr, adapter->ahw.pci_base0,
+ &cntl_value_r);
+ timeout_jiffies = msecs_to_jiffies(timeout) + jiffies;
+ for (timeout_flag = 0; !timeout_flag &&
+ ((cntl_value_r & cacheEntry->poll_mask) != 0);) {
+ if (time_after(jiffies, timeout_jiffies))
+ timeout_flag = 1;
+ NX_RD_DUMP_REG(cntrl_addr,
+ adapter->ahw.pci_base0,
+ &cntl_value_r);
+ }
+ if (timeout_flag) {
+ dev_err(&adapter->pdev->dev,
+ "Timeout in processing L2 Tag poll.\n");
+ return -1;
+ }
+ }
+ addr = read_addr;
+ for (k = 0; k < read_cnt; k++) {
+ NX_RD_DUMP_REG(addr, adapter->ahw.pci_base0,
+ &read_value);
+ *data_buff++ = read_value;
+ addr += cacheEntry->read_addr_stride;
+ }
+ tag_value += cacheEntry->tag_value_stride;
+ }
+ return read_cnt * loop_cnt * sizeof(read_value);
+}
+
+
+/* Handle L1 Cache */
+static u32 netxen_md_L1Cache(struct netxen_adapter *adapter,
+ struct netxen_minidump_entry_cache
+ *cacheEntry, u32 *data_buff)
+{
+ int i, k, loop_cnt;
+ u32 addr, read_addr, read_value, cntrl_addr, tag_reg_addr;
+ u32 tag_value, read_cnt;
+ u8 cntl_value_w;
+
+ loop_cnt = cacheEntry->op_count;
+ read_addr = cacheEntry->read_addr;
+ cntrl_addr = cacheEntry->control_addr;
+ cntl_value_w = (u32) cacheEntry->write_value;
+ tag_reg_addr = cacheEntry->tag_reg_addr;
+ tag_value = cacheEntry->init_tag_value;
+ read_cnt = cacheEntry->read_addr_cnt;
+
+ for (i = 0; i < loop_cnt; i++) {
+ NX_WR_DUMP_REG(tag_reg_addr, adapter->ahw.pci_base0, tag_value);
+ NX_WR_DUMP_REG(cntrl_addr, adapter->ahw.pci_base0,
+ (u32) cntl_value_w);
+ addr = read_addr;
+ for (k = 0; k < read_cnt; k++) {
+ NX_RD_DUMP_REG(addr,
+ adapter->ahw.pci_base0,
+ &read_value);
+ *data_buff++ = read_value;
+ addr += cacheEntry->read_addr_stride;
+ }
+ tag_value += cacheEntry->tag_value_stride;
+ }
+ return read_cnt * loop_cnt * sizeof(read_value);
+}
+
+/* Reading OCM memory */
+static u32
+netxen_md_rdocm(struct netxen_adapter *adapter,
+ struct netxen_minidump_entry_rdocm
+ *ocmEntry, u32 *data_buff)
+{
+ int i, loop_cnt;
+ u32 value;
+ void __iomem *addr;
+ addr = (ocmEntry->read_addr + adapter->ahw.pci_base0);
+ loop_cnt = ocmEntry->op_count;
+
+ for (i = 0; i < loop_cnt; i++) {
+ value = readl(addr);
+ *data_buff++ = value;
+ addr += ocmEntry->read_addr_stride;
+ }
+ return i * sizeof(u32);
+}
+
+/* Read MUX data */
+static u32
+netxen_md_rdmux(struct netxen_adapter *adapter, struct netxen_minidump_entry_mux
+ *muxEntry, u32 *data_buff)
+{
+ int loop_cnt = 0;
+ u32 read_addr, read_value, select_addr, sel_value;
+
+ read_addr = muxEntry->read_addr;
+ sel_value = muxEntry->select_value;
+ select_addr = muxEntry->select_addr;
+
+ for (loop_cnt = 0; loop_cnt < muxEntry->op_count; loop_cnt++) {
+ NX_WR_DUMP_REG(select_addr, adapter->ahw.pci_base0, sel_value);
+ NX_RD_DUMP_REG(read_addr, adapter->ahw.pci_base0, &read_value);
+ *data_buff++ = sel_value;
+ *data_buff++ = read_value;
+ sel_value += muxEntry->select_value_stride;
+ }
+ return loop_cnt * (2 * sizeof(u32));
+}
+
+/* Handling Queue State Reads */
+static u32
+netxen_md_rdqueue(struct netxen_adapter *adapter,
+ struct netxen_minidump_entry_queue
+ *queueEntry, u32 *data_buff)
+{
+ int loop_cnt, k;
+ u32 queue_id, read_addr, read_value, read_stride, select_addr, read_cnt;
+
+ read_cnt = queueEntry->read_addr_cnt;
+ read_stride = queueEntry->read_addr_stride;
+ select_addr = queueEntry->select_addr;
+
+ for (loop_cnt = 0, queue_id = 0; loop_cnt < queueEntry->op_count;
+ loop_cnt++) {
+ NX_WR_DUMP_REG(select_addr, adapter->ahw.pci_base0, queue_id);
+ read_addr = queueEntry->read_addr;
+ for (k = 0; k < read_cnt; k--) {
+ NX_RD_DUMP_REG(read_addr, adapter->ahw.pci_base0,
+ &read_value);
+ *data_buff++ = read_value;
+ read_addr += read_stride;
+ }
+ queue_id += queueEntry->queue_id_stride;
+ }
+ return loop_cnt * (read_cnt * sizeof(read_value));
+}
+
+
+/*
+* We catch an error where driver does not read
+* as much data as we expect from the entry.
+*/
+
+static int netxen_md_entry_err_chk(struct netxen_adapter *adapter,
+ struct netxen_minidump_entry *entry, u32 esize)
+{
+ if (esize < 0) {
+ entry->hdr.driver_flags |= NX_DUMP_SKIP;
+ return esize;
+ }
+ if (esize != entry->hdr.entry_capture_size) {
+ entry->hdr.entry_capture_size = esize;
+ entry->hdr.driver_flags |= NX_DUMP_SIZE_ERR;
+ dev_info(&adapter->pdev->dev,
+ "Invalidate dump, Type:%d\tMask:%d\tSize:%dCap_size:%d\n",
+ entry->hdr.entry_type, entry->hdr.entry_capture_mask,
+ esize, entry->hdr.entry_capture_size);
+ dev_info(&adapter->pdev->dev, "Aborting further dump capture\n");
+ }
+ return 0;
+}
+
+static int netxen_parse_md_template(struct netxen_adapter *adapter)
+{
+ int num_of_entries, buff_level, e_cnt, esize;
+ int end_cnt = 0, rv = 0, sane_start = 0, sane_end = 0;
+ char *dbuff;
+ void *template_buff = adapter->mdump.md_template;
+ char *dump_buff = adapter->mdump.md_capture_buff;
+ int capture_mask = adapter->mdump.md_capture_mask;
+ struct netxen_minidump_template_hdr *template_hdr;
+ struct netxen_minidump_entry *entry;
+
+ if ((capture_mask & 0x3) != 0x3) {
+ dev_err(&adapter->pdev->dev, "Capture mask %02x below minimum needed "
+ "for valid firmware dump\n", capture_mask);
+ return -EINVAL;
+ }
+ template_hdr = (struct netxen_minidump_template_hdr *) template_buff;
+ num_of_entries = template_hdr->num_of_entries;
+ entry = (struct netxen_minidump_entry *) ((char *) template_buff +
+ template_hdr->first_entry_offset);
+ memcpy(dump_buff, template_buff, adapter->mdump.md_template_size);
+ dump_buff = dump_buff + adapter->mdump.md_template_size;
+
+ if (template_hdr->entry_type == TLHDR)
+ sane_start = 1;
+
+ for (e_cnt = 0, buff_level = 0; e_cnt < num_of_entries; e_cnt++) {
+ if (!(entry->hdr.entry_capture_mask & capture_mask)) {
+ entry->hdr.driver_flags |= NX_DUMP_SKIP;
+ entry = (struct netxen_minidump_entry *)
+ ((char *) entry + entry->hdr.entry_size);
+ continue;
+ }
+ switch (entry->hdr.entry_type) {
+ case RDNOP:
+ entry->hdr.driver_flags |= NX_DUMP_SKIP;
+ break;
+ case RDEND:
+ entry->hdr.driver_flags |= NX_DUMP_SKIP;
+ if (!sane_end)
+ end_cnt = e_cnt;
+ sane_end += 1;
+ break;
+ case CNTRL:
+ rv = netxen_md_cntrl(adapter,
+ template_hdr, (void *)entry);
+ if (rv)
+ entry->hdr.driver_flags |= NX_DUMP_SKIP;
+ break;
+ case RDCRB:
+ dbuff = dump_buff + buff_level;
+ esize = netxen_md_rd_crb(adapter,
+ (void *) entry, (void *) dbuff);
+ rv = netxen_md_entry_err_chk
+ (adapter, entry, esize);
+ if (rv < 0)
+ break;
+ buff_level += esize;
+ break;
+ case RDMN:
+ case RDMEM:
+ dbuff = dump_buff + buff_level;
+ esize = netxen_md_rdmem(adapter,
+ (void *) entry, (void *) dbuff);
+ rv = netxen_md_entry_err_chk
+ (adapter, entry, esize);
+ if (rv < 0)
+ break;
+ buff_level += esize;
+ break;
+ case BOARD:
+ case RDROM:
+ dbuff = dump_buff + buff_level;
+ esize = netxen_md_rdrom(adapter,
+ (void *) entry, (void *) dbuff);
+ rv = netxen_md_entry_err_chk
+ (adapter, entry, esize);
+ if (rv < 0)
+ break;
+ buff_level += esize;
+ break;
+ case L2ITG:
+ case L2DTG:
+ case L2DAT:
+ case L2INS:
+ dbuff = dump_buff + buff_level;
+ esize = netxen_md_L2Cache(adapter,
+ (void *) entry, (void *) dbuff);
+ rv = netxen_md_entry_err_chk
+ (adapter, entry, esize);
+ if (rv < 0)
+ break;
+ buff_level += esize;
+ break;
+ case L1DAT:
+ case L1INS:
+ dbuff = dump_buff + buff_level;
+ esize = netxen_md_L1Cache(adapter,
+ (void *) entry, (void *) dbuff);
+ rv = netxen_md_entry_err_chk
+ (adapter, entry, esize);
+ if (rv < 0)
+ break;
+ buff_level += esize;
+ break;
+ case RDOCM:
+ dbuff = dump_buff + buff_level;
+ esize = netxen_md_rdocm(adapter,
+ (void *) entry, (void *) dbuff);
+ rv = netxen_md_entry_err_chk
+ (adapter, entry, esize);
+ if (rv < 0)
+ break;
+ buff_level += esize;
+ break;
+ case RDMUX:
+ dbuff = dump_buff + buff_level;
+ esize = netxen_md_rdmux(adapter,
+ (void *) entry, (void *) dbuff);
+ rv = netxen_md_entry_err_chk
+ (adapter, entry, esize);
+ if (rv < 0)
+ break;
+ buff_level += esize;
+ break;
+ case QUEUE:
+ dbuff = dump_buff + buff_level;
+ esize = netxen_md_rdqueue(adapter,
+ (void *) entry, (void *) dbuff);
+ rv = netxen_md_entry_err_chk
+ (adapter, entry, esize);
+ if (rv < 0)
+ break;
+ buff_level += esize;
+ break;
+ default:
+ entry->hdr.driver_flags |= NX_DUMP_SKIP;
+ break;
+ }
+ /* Next entry in the template */
+ entry = (struct netxen_minidump_entry *)
+ ((char *) entry + entry->hdr.entry_size);
+ }
+ if (!sane_start || sane_end > 1) {
+ dev_err(&adapter->pdev->dev,
+ "Firmware minidump template configuration error.\n");
+ }
+ return 0;
+}
+
+static int
+netxen_collect_minidump(struct netxen_adapter *adapter)
+{
+ int ret = 0;
+ struct netxen_minidump_template_hdr *hdr;
+ struct timespec val;
+ hdr = (struct netxen_minidump_template_hdr *)
+ adapter->mdump.md_template;
+ hdr->driver_capture_mask = adapter->mdump.md_capture_mask;
+ jiffies_to_timespec(jiffies, &val);
+ hdr->driver_timestamp = (u32) val.tv_sec;
+ hdr->driver_info_word2 = adapter->fw_version;
+ hdr->driver_info_word3 = NXRD32(adapter, CRB_DRIVER_VERSION);
+ ret = netxen_parse_md_template(adapter);
+ if (ret)
+ return ret;
+
+ return ret;
+}
+
+
+void
+netxen_dump_fw(struct netxen_adapter *adapter)
+{
+ struct netxen_minidump_template_hdr *hdr;
+ int i, k, data_size = 0;
+ u32 capture_mask;
+ hdr = (struct netxen_minidump_template_hdr *)
+ adapter->mdump.md_template;
+ capture_mask = adapter->mdump.md_capture_mask;
+
+ for (i = 0x2, k = 1; (i & NX_DUMP_MASK_MAX); i <<= 1, k++) {
+ if (i & capture_mask)
+ data_size += hdr->capture_size_array[k];
+ }
+ if (!data_size) {
+ dev_err(&adapter->pdev->dev,
+ "Invalid cap sizes for capture_mask=0x%x\n",
+ adapter->mdump.md_capture_mask);
+ return;
+ }
+ adapter->mdump.md_capture_size = data_size;
+ adapter->mdump.md_dump_size = adapter->mdump.md_template_size +
+ adapter->mdump.md_capture_size;
+ if (!adapter->mdump.md_capture_buff) {
+ adapter->mdump.md_capture_buff =
+ vmalloc(adapter->mdump.md_dump_size);
+ if (!adapter->mdump.md_capture_buff) {
+ dev_info(&adapter->pdev->dev,
+ "Unable to allocate memory for minidump "
+ "capture_buffer(%d bytes).\n",
+ adapter->mdump.md_dump_size);
+ return;
+ }
+ memset(adapter->mdump.md_capture_buff, 0,
+ adapter->mdump.md_dump_size);
+ if (netxen_collect_minidump(adapter)) {
+ adapter->mdump.has_valid_dump = 0;
+ adapter->mdump.md_dump_size = 0;
+ vfree(adapter->mdump.md_capture_buff);
+ adapter->mdump.md_capture_buff = NULL;
+ dev_err(&adapter->pdev->dev,
+ "Error in collecting firmware minidump.\n");
+ } else {
+ adapter->mdump.md_timestamp = jiffies;
+ adapter->mdump.has_valid_dump = 1;
+ adapter->fw_mdump_rdy = 1;
+ dev_info(&adapter->pdev->dev, "%s Successfully "
+ "collected fw dump.\n", adapter->netdev->name);
+ }
+
+ } else {
+ dev_info(&adapter->pdev->dev,
+ "Cannot overwrite previously collected "
+ "firmware minidump.\n");
+ adapter->fw_mdump_rdy = 1;
+ return;
+ }
+}
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
index 094d26c51816..f69ac442c6a1 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_init.c
@@ -446,7 +446,7 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter)
/* resetall */
netxen_rom_lock(adapter);
- NXWR32(adapter, NETXEN_ROMUSB_GLB_SW_RESET, 0xffffffff);
+ NXWR32(adapter, NETXEN_ROMUSB_GLB_SW_RESET, 0xfeffffff);
netxen_rom_unlock(adapter);
if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
@@ -1347,7 +1347,6 @@ int netxen_phantom_init(struct netxen_adapter *adapter, int pegtune_val)
do {
val = NXRD32(adapter, CRB_CMDPEG_STATE);
-
switch (val) {
case PHAN_INITIALIZE_COMPLETE:
case PHAN_INITIALIZE_ACK:
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
index 64aa44d5dabb..f67655f3462c 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_main.c
@@ -82,7 +82,6 @@ static void netxen_create_sysfs_entries(struct netxen_adapter *adapter);
static void netxen_remove_sysfs_entries(struct netxen_adapter *adapter);
static void netxen_create_diag_entries(struct netxen_adapter *adapter);
static void netxen_remove_diag_entries(struct netxen_adapter *adapter);
-
static int nx_dev_request_aer(struct netxen_adapter *adapter);
static int nx_decr_dev_ref_cnt(struct netxen_adapter *adapter);
static int netxen_can_start_firmware(struct netxen_adapter *adapter);
@@ -802,10 +801,10 @@ err_out:
static void
netxen_check_options(struct netxen_adapter *adapter)
{
- u32 fw_major, fw_minor, fw_build;
+ u32 fw_major, fw_minor, fw_build, prev_fw_version;
char brd_name[NETXEN_MAX_SHORT_NAME];
char serial_num[32];
- int i, offset, val;
+ int i, offset, val, err;
int *ptr32;
struct pci_dev *pdev = adapter->pdev;
@@ -826,9 +825,22 @@ netxen_check_options(struct netxen_adapter *adapter)
fw_major = NXRD32(adapter, NETXEN_FW_VERSION_MAJOR);
fw_minor = NXRD32(adapter, NETXEN_FW_VERSION_MINOR);
fw_build = NXRD32(adapter, NETXEN_FW_VERSION_SUB);
-
+ prev_fw_version = adapter->fw_version;
adapter->fw_version = NETXEN_VERSION_CODE(fw_major, fw_minor, fw_build);
+ /* Get FW Mini Coredump template and store it */
+ if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+ if (adapter->mdump.md_template == NULL ||
+ adapter->fw_version > prev_fw_version) {
+ kfree(adapter->mdump.md_template);
+ adapter->mdump.md_template = NULL;
+ err = netxen_setup_minidump(adapter);
+ if (err)
+ dev_err(&adapter->pdev->dev,
+ "Failed to setup minidump rcode = %d\n", err);
+ }
+ }
+
if (adapter->portnum == 0) {
get_brd_name_by_type(adapter->ahw.board_type, brd_name);
@@ -909,7 +921,12 @@ netxen_start_firmware(struct netxen_adapter *adapter)
if (err)
return err;
- if (!netxen_can_start_firmware(adapter))
+ err = netxen_can_start_firmware(adapter);
+
+ if (err < 0)
+ return err;
+
+ if (!err)
goto wait_init;
first_boot = NXRD32(adapter, NETXEN_CAM_RAM(0x1fc));
@@ -1528,6 +1545,18 @@ err_out_disable_pdev:
return err;
}
+static
+void netxen_cleanup_minidump(struct netxen_adapter *adapter)
+{
+ kfree(adapter->mdump.md_template);
+ adapter->mdump.md_template = NULL;
+
+ if (adapter->mdump.md_capture_buff) {
+ vfree(adapter->mdump.md_capture_buff);
+ adapter->mdump.md_capture_buff = NULL;
+ }
+}
+
static void __devexit netxen_nic_remove(struct pci_dev *pdev)
{
struct netxen_adapter *adapter;
@@ -1563,8 +1592,10 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev)
netxen_release_firmware(adapter);
- if (NX_IS_REVISION_P3(pdev->revision))
+ if (NX_IS_REVISION_P3(pdev->revision)) {
+ netxen_cleanup_minidump(adapter);
pci_disable_pcie_error_reporting(pdev);
+ }
pci_release_regions(pdev);
pci_disable_device(pdev);
@@ -2316,7 +2347,7 @@ nx_incr_dev_ref_cnt(struct netxen_adapter *adapter)
static int
nx_decr_dev_ref_cnt(struct netxen_adapter *adapter)
{
- int count;
+ int count, state;
if (netxen_api_lock(adapter))
return -EIO;
@@ -2324,8 +2355,9 @@ nx_decr_dev_ref_cnt(struct netxen_adapter *adapter)
WARN_ON(count == 0);
NXWR32(adapter, NX_CRB_DEV_REF_COUNT, --count);
+ state = NXRD32(adapter, NX_CRB_DEV_STATE);
- if (count == 0)
+ if (count == 0 && state != NX_DEV_FAILED)
NXWR32(adapter, NX_CRB_DEV_STATE, NX_DEV_COLD);
netxen_api_unlock(adapter);
@@ -2354,7 +2386,7 @@ nx_dev_request_aer(struct netxen_adapter *adapter)
return ret;
}
-static int
+int
nx_dev_request_reset(struct netxen_adapter *adapter)
{
u32 state;
@@ -2365,10 +2397,11 @@ nx_dev_request_reset(struct netxen_adapter *adapter)
state = NXRD32(adapter, NX_CRB_DEV_STATE);
- if (state == NX_DEV_NEED_RESET)
+ if (state == NX_DEV_NEED_RESET || state == NX_DEV_FAILED)
ret = 0;
else if (state != NX_DEV_INITALIZING && state != NX_DEV_NEED_AER) {
NXWR32(adapter, NX_CRB_DEV_STATE, NX_DEV_NEED_RESET);
+ adapter->flags |= NETXEN_FW_RESET_OWNER;
ret = 0;
}
@@ -2383,8 +2416,10 @@ netxen_can_start_firmware(struct netxen_adapter *adapter)
int count;
int can_start = 0;
- if (netxen_api_lock(adapter))
- return 0;
+ if (netxen_api_lock(adapter)) {
+ nx_incr_dev_ref_cnt(adapter);
+ return -1;
+ }
count = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
@@ -2456,8 +2491,31 @@ netxen_fwinit_work(struct work_struct *work)
struct netxen_adapter *adapter = container_of(work,
struct netxen_adapter, fw_work.work);
int dev_state;
-
+ int count;
dev_state = NXRD32(adapter, NX_CRB_DEV_STATE);
+ if (adapter->flags & NETXEN_FW_RESET_OWNER) {
+ count = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
+ WARN_ON(count == 0);
+ if (count == 1) {
+ if (adapter->mdump.md_enabled) {
+ rtnl_lock();
+ netxen_dump_fw(adapter);
+ rtnl_unlock();
+ }
+ adapter->flags &= ~NETXEN_FW_RESET_OWNER;
+ if (netxen_api_lock(adapter)) {
+ clear_bit(__NX_RESETTING, &adapter->state);
+ NXWR32(adapter, NX_CRB_DEV_STATE,
+ NX_DEV_FAILED);
+ return;
+ }
+ count = NXRD32(adapter, NX_CRB_DEV_REF_COUNT);
+ NXWR32(adapter, NX_CRB_DEV_REF_COUNT, --count);
+ NXWR32(adapter, NX_CRB_DEV_STATE, NX_DEV_COLD);
+ dev_state = NX_DEV_COLD;
+ netxen_api_unlock(adapter);
+ }
+ }
switch (dev_state) {
case NX_DEV_COLD:
@@ -2470,11 +2528,9 @@ netxen_fwinit_work(struct work_struct *work)
case NX_DEV_NEED_RESET:
case NX_DEV_INITALIZING:
- if (++adapter->fw_wait_cnt < FW_POLL_THRESH) {
netxen_schedule_work(adapter,
netxen_fwinit_work, 2 * FW_POLL_DELAY);
return;
- }
case NX_DEV_FAILED:
default:
@@ -2482,6 +2538,15 @@ netxen_fwinit_work(struct work_struct *work)
break;
}
+ if (netxen_api_lock(adapter)) {
+ clear_bit(__NX_RESETTING, &adapter->state);
+ return;
+ }
+ NXWR32(adapter, NX_CRB_DEV_STATE, NX_DEV_FAILED);
+ netxen_api_unlock(adapter);
+ dev_err(&adapter->pdev->dev, "%s: Device initialization Failed\n",
+ adapter->netdev->name);
+
clear_bit(__NX_RESETTING, &adapter->state);
}
@@ -2491,7 +2556,7 @@ netxen_detach_work(struct work_struct *work)
struct netxen_adapter *adapter = container_of(work,
struct netxen_adapter, fw_work.work);
struct net_device *netdev = adapter->netdev;
- int ref_cnt, delay;
+ int ref_cnt = 0, delay;
u32 status;
netif_device_detach(netdev);
@@ -2510,7 +2575,8 @@ netxen_detach_work(struct work_struct *work)
if (adapter->temp == NX_TEMP_PANIC)
goto err_ret;
- ref_cnt = nx_decr_dev_ref_cnt(adapter);
+ if (!(adapter->flags & NETXEN_FW_RESET_OWNER))
+ ref_cnt = nx_decr_dev_ref_cnt(adapter);
if (ref_cnt == -EIO)
goto err_ret;
@@ -2550,7 +2616,7 @@ netxen_check_health(struct netxen_adapter *adapter)
* Send request to destroy context in case of tx timeout only
* and doesn't required in case of Fw hang
*/
- if (state == NX_DEV_NEED_RESET) {
+ if (state == NX_DEV_NEED_RESET || state == NX_DEV_FAILED) {
adapter->need_fw_reset = 1;
if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
goto detach;