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iavf: Move commands processing to the separate function

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Move the commands processing outside the watchdog_task()
function. This reduce length and complexity of the function
which is mainly designed to process the watchdog state machine.

Signed-off-by: Jakub Pawlak <jakub.pawlak@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Jakub Pawlak 2019-05-14 10:37:04 -07:00 committed by Jeff Kirsher
parent 16e00c25ac
commit b476b0030e
1 changed files with 139 additions and 126 deletions
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265
drivers/net/ethernet/intel/iavf/iavf_main.c
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@ -1545,6 +1545,133 @@ static void iavf_watchdog_timer(struct timer_list *t)
/* timer will be rescheduled in watchdog task */ /* timer will be rescheduled in watchdog task */
} }
/**
* iavf_process_aq_command - process aq_required flags
* and sends aq command
* @adapter: pointer to iavf adapter structure
*
* Returns 0 on success
* Returns error code if no command was sent
* or error code if the command failed.
**/
static int iavf_process_aq_command(struct iavf_adapter *adapter)
{
if (adapter->aq_required & IAVF_FLAG_AQ_GET_CONFIG)
return iavf_send_vf_config_msg(adapter);
if (adapter->aq_required & IAVF_FLAG_AQ_DISABLE_QUEUES) {
iavf_disable_queues(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_MAP_VECTORS) {
iavf_map_queues(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ADD_MAC_FILTER) {
iavf_add_ether_addrs(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ADD_VLAN_FILTER) {
iavf_add_vlans(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DEL_MAC_FILTER) {
iavf_del_ether_addrs(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DEL_VLAN_FILTER) {
iavf_del_vlans(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ENABLE_VLAN_STRIPPING) {
iavf_enable_vlan_stripping(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DISABLE_VLAN_STRIPPING) {
iavf_disable_vlan_stripping(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_CONFIGURE_QUEUES) {
iavf_configure_queues(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ENABLE_QUEUES) {
iavf_enable_queues(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_CONFIGURE_RSS) {
/* This message goes straight to the firmware, not the
* PF, so we don't have to set current_op as we will
* not get a response through the ARQ.
*/
adapter->aq_required &= ~IAVF_FLAG_AQ_CONFIGURE_RSS;
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_GET_HENA) {
iavf_get_hena(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_SET_HENA) {
iavf_set_hena(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_SET_RSS_KEY) {
iavf_set_rss_key(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_SET_RSS_LUT) {
iavf_set_rss_lut(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_REQUEST_PROMISC) {
iavf_set_promiscuous(adapter, FLAG_VF_UNICAST_PROMISC |
FLAG_VF_MULTICAST_PROMISC);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_REQUEST_ALLMULTI) {
iavf_set_promiscuous(adapter, FLAG_VF_MULTICAST_PROMISC);
return 0;
}
if ((adapter->aq_required & IAVF_FLAG_AQ_RELEASE_PROMISC) &&
(adapter->aq_required & IAVF_FLAG_AQ_RELEASE_ALLMULTI)) {
iavf_set_promiscuous(adapter, 0);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ENABLE_CHANNELS) {
iavf_enable_channels(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DISABLE_CHANNELS) {
iavf_disable_channels(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ADD_CLOUD_FILTER) {
iavf_add_cloud_filter(adapter);
return 0;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DEL_CLOUD_FILTER) {
iavf_del_cloud_filter(adapter);
return 0;
}
return -EAGAIN;
}
/** /**
* iavf_watchdog_task - Periodic call-back task * iavf_watchdog_task - Periodic call-back task
* @work: pointer to work_struct * @work: pointer to work_struct
@ -1552,8 +1679,8 @@ static void iavf_watchdog_timer(struct timer_list *t)
static void iavf_watchdog_task(struct work_struct *work) static void iavf_watchdog_task(struct work_struct *work)
{ {
struct iavf_adapter *adapter = container_of(work, struct iavf_adapter *adapter = container_of(work,
struct iavf_adapter, struct iavf_adapter,
watchdog_task); watchdog_task);
struct iavf_hw *hw = &adapter->hw; struct iavf_hw *hw = &adapter->hw;
u32 reg_val; u32 reg_val;
@ -1563,10 +1690,10 @@ static void iavf_watchdog_task(struct work_struct *work)
if (adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) { if (adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) {
reg_val = rd32(hw, IAVF_VFGEN_RSTAT) & reg_val = rd32(hw, IAVF_VFGEN_RSTAT) &
IAVF_VFGEN_RSTAT_VFR_STATE_MASK; IAVF_VFGEN_RSTAT_VFR_STATE_MASK;
if ((reg_val == VIRTCHNL_VFR_VFACTIVE) || if (reg_val == VIRTCHNL_VFR_VFACTIVE ||
(reg_val == VIRTCHNL_VFR_COMPLETED)) { reg_val == VIRTCHNL_VFR_COMPLETED) {
/* A chance for redemption! */ /* A chance for redemption! */
dev_err(&adapter->pdev->dev, "Hardware came out of reset. Attempting reinit.\n"); dev_err(&adapter->pdev->dev, "Hardware came out of reset. Attemptingreinit.\n");
adapter->state = __IAVF_STARTUP; adapter->state = __IAVF_STARTUP;
adapter->flags &= ~IAVF_FLAG_PF_COMMS_FAILED; adapter->flags &= ~IAVF_FLAG_PF_COMMS_FAILED;
schedule_delayed_work(&adapter->init_task, 10); schedule_delayed_work(&adapter->init_task, 10);
@ -1584,7 +1711,7 @@ static void iavf_watchdog_task(struct work_struct *work)
goto watchdog_done; goto watchdog_done;
} }
if ((adapter->state < __IAVF_DOWN) || if (adapter->state < __IAVF_DOWN ||
(adapter->flags & IAVF_FLAG_RESET_PENDING)) (adapter->flags & IAVF_FLAG_RESET_PENDING))
goto watchdog_done; goto watchdog_done;
@ -1602,136 +1729,22 @@ static void iavf_watchdog_task(struct work_struct *work)
/* Process admin queue tasks. After init, everything gets done /* Process admin queue tasks. After init, everything gets done
* here so we don't race on the admin queue. * here so we don't race on the admin queue.
* The check is made against -EAGAIN, as it's the error code that
* would be returned on no op to run. Failures of called functions
* return other values.
*/ */
if (adapter->current_op) { if (adapter->current_op) {
if (!iavf_asq_done(hw)) { if (!iavf_asq_done(hw)) {
dev_dbg(&adapter->pdev->dev, "Admin queue timeout\n"); dev_dbg(&adapter->pdev->dev, "Admin queue timeout\n");
iavf_send_api_ver(adapter); iavf_send_api_ver(adapter);
} }
goto watchdog_done; } else if (iavf_process_aq_command(adapter) == -EAGAIN &&
} adapter->state == __IAVF_RUNNING) {
if (adapter->aq_required & IAVF_FLAG_AQ_GET_CONFIG) { iavf_request_stats(adapter);
iavf_send_vf_config_msg(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DISABLE_QUEUES) {
iavf_disable_queues(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_MAP_VECTORS) {
iavf_map_queues(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ADD_MAC_FILTER) {
iavf_add_ether_addrs(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ADD_VLAN_FILTER) {
iavf_add_vlans(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DEL_MAC_FILTER) {
iavf_del_ether_addrs(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DEL_VLAN_FILTER) {
iavf_del_vlans(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ENABLE_VLAN_STRIPPING) {
iavf_enable_vlan_stripping(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DISABLE_VLAN_STRIPPING) {
iavf_disable_vlan_stripping(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_CONFIGURE_QUEUES) {
iavf_configure_queues(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ENABLE_QUEUES) {
iavf_enable_queues(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_CONFIGURE_RSS) {
/* This message goes straight to the firmware, not the
* PF, so we don't have to set current_op as we will
* not get a response through the ARQ.
*/
iavf_init_rss(adapter);
adapter->aq_required &= ~IAVF_FLAG_AQ_CONFIGURE_RSS;
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_GET_HENA) {
iavf_get_hena(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_SET_HENA) {
iavf_set_hena(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_SET_RSS_KEY) {
iavf_set_rss_key(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_SET_RSS_LUT) {
iavf_set_rss_lut(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_REQUEST_PROMISC) {
iavf_set_promiscuous(adapter, FLAG_VF_UNICAST_PROMISC |
FLAG_VF_MULTICAST_PROMISC);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_REQUEST_ALLMULTI) {
iavf_set_promiscuous(adapter, FLAG_VF_MULTICAST_PROMISC);
goto watchdog_done;
}
if ((adapter->aq_required & IAVF_FLAG_AQ_RELEASE_PROMISC) &&
(adapter->aq_required & IAVF_FLAG_AQ_RELEASE_ALLMULTI)) {
iavf_set_promiscuous(adapter, 0);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ENABLE_CHANNELS) {
iavf_enable_channels(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DISABLE_CHANNELS) {
iavf_disable_channels(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_ADD_CLOUD_FILTER) {
iavf_add_cloud_filter(adapter);
goto watchdog_done;
}
if (adapter->aq_required & IAVF_FLAG_AQ_DEL_CLOUD_FILTER) {
iavf_del_cloud_filter(adapter);
goto watchdog_done;
} }
schedule_delayed_work(&adapter->client_task, msecs_to_jiffies(5)); schedule_delayed_work(&adapter->client_task, msecs_to_jiffies(5));
if (adapter->state == __IAVF_RUNNING)
iavf_request_stats(adapter);
watchdog_done: watchdog_done:
if (adapter->state == __IAVF_RUNNING) if (adapter->state == __IAVF_RUNNING)
iavf_detect_recover_hung(&adapter->vsi); iavf_detect_recover_hung(&adapter->vsi);