diff options
| author | Sudarsana Reddy Kalluru <skalluru@marvell.com> | 2019-08-30 00:42:06 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2019-08-31 13:32:30 -0700 |
| commit | 849dbf09234a432795e2e210de16a51ddb2228f5 (patch) | |
| tree | f154e98c460194f01da92ec63f78fd1fe8ee4792 /drivers/net | |
| parent | 3b86bd076284724489381e391f84a34078b3d5bc (diff) | |
qede: Add support for dumping the grc data.
This patch adds driver support for configuring grc dump config flags, and
dumping the grc data via ethtool get/set-dump interfaces.
Signed-off-by: Sudarsana Reddy Kalluru <skalluru@marvell.com>
Signed-off-by: Ariel Elior <aelior@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qede/qede.h | 1 | ||||
| -rw-r--r-- | drivers/net/ethernet/qlogic/qede/qede_ethtool.c | 29 |
2 files changed, 28 insertions, 2 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede.h b/drivers/net/ethernet/qlogic/qede/qede.h index 8f2adde131e4..c303a92d5b06 100644 --- a/drivers/net/ethernet/qlogic/qede/qede.h +++ b/drivers/net/ethernet/qlogic/qede/qede.h @@ -181,6 +181,7 @@ enum qede_flags_bit { enum qede_dump_cmd { QEDE_DUMP_CMD_NONE = 0, QEDE_DUMP_CMD_NVM_CFG, + QEDE_DUMP_CMD_GRCDUMP, QEDE_DUMP_CMD_MAX }; diff --git a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c index 235929385d5a..ec27a43230d7 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_ethtool.c +++ b/drivers/net/ethernet/qlogic/qede/qede_ethtool.c @@ -2001,6 +2001,10 @@ static int qede_set_dump(struct net_device *dev, struct ethtool_dump *val) edev->dump_info.args[edev->dump_info.num_args] = val->flag; edev->dump_info.num_args++; break; + case QEDE_DUMP_CMD_GRCDUMP: + rc = edev->ops->common->set_grc_config(edev->cdev, + val->flag, 1); + break; default: break; } @@ -2013,14 +2017,24 @@ static int qede_get_dump_flag(struct net_device *dev, { struct qede_dev *edev = netdev_priv(dev); + if (!edev->ops || !edev->ops->common) { + DP_ERR(edev, "Edev ops not populated\n"); + return -EINVAL; + } + dump->version = QEDE_DUMP_VERSION; switch (edev->dump_info.cmd) { case QEDE_DUMP_CMD_NVM_CFG: dump->flag = QEDE_DUMP_CMD_NVM_CFG; dump->len = QEDE_DUMP_NVM_BUF_LEN; break; - default: + case QEDE_DUMP_CMD_GRCDUMP: + dump->flag = QEDE_DUMP_CMD_GRCDUMP; + dump->len = edev->ops->common->dbg_all_data_size(edev->cdev); break; + default: + DP_ERR(edev, "Invalid cmd = %d\n", edev->dump_info.cmd); + return -EINVAL; } DP_VERBOSE(edev, QED_MSG_DEBUG, @@ -2033,7 +2047,14 @@ static int qede_get_dump_data(struct net_device *dev, struct ethtool_dump *dump, void *buf) { struct qede_dev *edev = netdev_priv(dev); - int rc; + int rc = 0; + + if (!edev->ops || !edev->ops->common) { + DP_ERR(edev, "Edev ops not populated\n"); + edev->dump_info.cmd = QEDE_DUMP_CMD_NONE; + edev->dump_info.num_args = 0; + return -EINVAL; + } switch (edev->dump_info.cmd) { case QEDE_DUMP_CMD_NVM_CFG: @@ -2047,6 +2068,10 @@ static int qede_get_dump_data(struct net_device *dev, edev->dump_info.args[0], edev->dump_info.args[1]); break; + case QEDE_DUMP_CMD_GRCDUMP: + memset(buf, 0, dump->len); + rc = edev->ops->common->dbg_all_data(edev->cdev, buf); + break; default: DP_ERR(edev, "Invalid cmd = %d\n", edev->dump_info.cmd); rc = -EINVAL; |