提交 9d6a6440 编写于 作者: A Anirban Chakraborty 提交者: David S. Miller

qlcnic: Add support to enable/disable FW dump capability

In certain situations, it may be required to not enable FW dump
capability. Add support to turn off/on FW dump capability.
Signed-off-by: NAnirban Chakraborty <anirban.chakraborty@qlogic.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>
上级 c55ad8e5
master alk-4.19.24 alk-4.19.30 alk-4.19.34 alk-4.19.36 alk-4.19.43 alk-4.19.48 alk-4.19.57 ck-4.19.67 ck-4.19.81 ck-4.19.91 github/fork/deepanshu1422/fix-typo-in-comment github/fork/haosdent/fix-typo linux-next v4.19.91 v4.19.90 v4.19.89 v4.19.88 v4.19.87 v4.19.86 v4.19.85 v4.19.84 v4.19.83 v4.19.82 v4.19.81 v4.19.80 v4.19.79 v4.19.78 v4.19.77 v4.19.76 v4.19.75 v4.19.74 v4.19.73 v4.19.72 v4.19.71 v4.19.70 v4.19.69 v4.19.68 v4.19.67 v4.19.66 v4.19.65 v4.19.64 v4.19.63 v4.19.62 v4.19.61 v4.19.60 v4.19.59 v4.19.58 v4.19.57 v4.19.56 v4.19.55 v4.19.54 v4.19.53 v4.19.52 v4.19.51 v4.19.50 v4.19.49 v4.19.48 v4.19.47 v4.19.46 v4.19.45 v4.19.44 v4.19.43 v4.19.42 v4.19.41 v4.19.40 v4.19.39 v4.19.38 v4.19.37 v4.19.36 v4.19.35 v4.19.34 v4.19.33 v4.19.32 v4.19.31 v4.19.30 v4.19.29 v4.19.28 v4.19.27 v4.19.26 v4.19.25 v4.19.24 v4.19.23 v4.19.22 v4.19.21 v4.19.20 v4.19.19 v4.19.18 v4.19.17 v4.19.16 v4.19.15 v4.19.14 v4.19.13 v4.19.12 v4.19.11 v4.19.10 v4.19.9 v4.19.8 v4.19.7 v4.19.6 v4.19.5 v4.19.4 v4.19.3 v4.19.2 v4.19.1 v4.19 v4.19-rc8 v4.19-rc7 v4.19-rc6 v4.19-rc5 v4.19-rc4 v4.19-rc3 v4.19-rc2 v4.19-rc1 ck-release-21 ck-release-20 ck-release-19.2 ck-release-19.1 ck-release-19 ck-release-18 ck-release-17.2 ck-release-17.1 ck-release-17 ck-release-16 ck-release-15.1 ck-release-15 ck-release-14 ck-release-13.2 ck-release-13 ck-release-12 ck-release-11 ck-release-10 ck-release-9 ck-release-7 alk-release-15 alk-release-14 alk-release-13.2 alk-release-13 alk-release-12 alk-release-11 alk-release-10 alk-release-9 alk-release-7
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......@@ -429,6 +429,7 @@ struct qlcnic_dump_template_hdr {
struct qlcnic_fw_dump {
u8 clr; /* flag to indicate if dump is cleared */
u8 enable; /* enable/disable dump */
u32 size; /* total size of the dump */
void *data; /* dump data area */
struct qlcnic_dump_template_hdr *tmpl_hdr;
......@@ -1320,6 +1321,8 @@ enum op_codes {
#define QLCNIC_DUMP_MASK_DEF 0x7f
#define QLCNIC_DUMP_MASK_MAX 0xff
#define QLCNIC_FORCE_FW_DUMP_KEY 0xdeadfeed
#define QLCNIC_ENABLE_FW_DUMP 0xaddfeed
#define QLCNIC_DISABLE_FW_DUMP 0xbadfeed
struct qlcnic_dump_operations {
enum op_codes opcode;
......
......@@ -150,6 +150,7 @@ int qlcnic_fw_cmd_get_minidump_temp(struct qlcnic_adapter *adapter)
tmpl_hdr->drv_cap_mask = tmpl_hdr->cap_mask;
else
tmpl_hdr->drv_cap_mask = QLCNIC_DUMP_MASK_DEF;
ahw->fw_dump.enable = 1;
error:
dma_free_coherent(&adapter->pdev->dev, temp_size, tmp_addr, tmp_addr_t);
return err;
......
......@@ -1019,8 +1019,27 @@ qlcnic_set_dump(struct net_device *netdev, struct ethtool_dump *val)
struct qlcnic_fw_dump *fw_dump = &adapter->ahw->fw_dump;
if (val->flag == QLCNIC_FORCE_FW_DUMP_KEY) {
if (!fw_dump->enable) {
netdev_info(netdev, "FW dump not enabled\n");
return ret;
}
if (fw_dump->clr) {
dev_info(&adapter->pdev->dev,
"Previous dump not cleared, not forcing dump\n");
return ret;
}
netdev_info(netdev, "Forcing a FW dump\n");
qlcnic_dev_request_reset(adapter);
} else if (val->flag == QLCNIC_DISABLE_FW_DUMP) {
if (fw_dump->enable) {
netdev_info(netdev, "Disabling FW dump\n");
fw_dump->enable = 0;
}
} else if (val->flag == QLCNIC_ENABLE_FW_DUMP) {
if (!fw_dump->enable && fw_dump->tmpl_hdr) {
netdev_info(netdev, "Enabling FW dump\n");
fw_dump->enable = 1;
}
} else {
if (val->flag > QLCNIC_DUMP_MASK_MAX ||
val->flag < QLCNIC_DUMP_MASK_MIN) {
......
......@@ -2849,9 +2849,11 @@ qlcnic_fwinit_work(struct work_struct *work)
qlcnic_api_unlock(adapter);
rtnl_lock();
QLCDB(adapter, DRV, "Take FW dump\n");
qlcnic_dump_fw(adapter);
adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
if (adapter->ahw->fw_dump.enable) {
QLCDB(adapter, DRV, "Take FW dump\n");
qlcnic_dump_fw(adapter);
adapter->flags &= ~QLCNIC_FW_RESET_OWNER;
}
rtnl_unlock();
if (!adapter->nic_ops->start_firmware(adapter)) {
qlcnic_schedule_work(adapter, qlcnic_attach_work, 0);
......
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