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path: root/drivers/net/ethernet/intel/i40e/i40e_adminq.c
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Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_adminq.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_adminq.c23
1 files changed, 23 insertions, 0 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c
index ed3902bf249b..34415d342ece 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c
@@ -33,6 +33,16 @@
static void i40e_resume_aq(struct i40e_hw *hw);
/**
+ * i40e_is_nvm_update_op - return true if this is an NVM update operation
+ * @desc: API request descriptor
+ **/
+static inline bool i40e_is_nvm_update_op(struct i40e_aq_desc *desc)
+{
+ return (desc->opcode == i40e_aqc_opc_nvm_erase) ||
+ (desc->opcode == i40e_aqc_opc_nvm_update);
+}
+
+/**
* i40e_adminq_init_regs - Initialize AdminQ registers
* @hw: pointer to the hardware structure
*
@@ -585,6 +595,7 @@ i40e_status i40e_init_adminq(struct i40e_hw *hw)
/* pre-emptive resource lock release */
i40e_aq_release_resource(hw, I40E_NVM_RESOURCE_ID, 0, NULL);
+ hw->aq.nvm_busy = false;
ret_code = i40e_aq_set_hmc_resource_profile(hw,
I40E_HMC_PROFILE_DEFAULT,
@@ -708,6 +719,12 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw,
goto asq_send_command_exit;
}
+ if (i40e_is_nvm_update_op(desc) && hw->aq.nvm_busy) {
+ i40e_debug(hw, I40E_DEBUG_AQ_MESSAGE, "AQTX: NVM busy.\n");
+ status = I40E_ERR_NVM;
+ goto asq_send_command_exit;
+ }
+
details = I40E_ADMINQ_DETAILS(hw->aq.asq, hw->aq.asq.next_to_use);
if (cmd_details) {
*details = *cmd_details;
@@ -835,6 +852,9 @@ i40e_status i40e_asq_send_command(struct i40e_hw *hw,
hw->aq.asq_last_status = (enum i40e_admin_queue_err)retval;
}
+ if (i40e_is_nvm_update_op(desc))
+ hw->aq.nvm_busy = true;
+
/* update the error if time out occurred */
if ((!cmd_completed) &&
(!details->async && !details->postpone)) {
@@ -929,6 +949,9 @@ i40e_status i40e_clean_arq_element(struct i40e_hw *hw,
e->msg_size);
}
+ if (i40e_is_nvm_update_op(&e->desc))
+ hw->aq.nvm_busy = false;
+
/* Restore the original datalen and buffer address in the desc,
* FW updates datalen to indicate the event message
* size