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i40e/base: skip some hardware init for VF

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This patch is useful for future expansion when new VF MAC types get
added. It also helps with cleaning up VF driver flow.

Test report: http://www.dpdk.org/ml/archives/dev/2015-May/017384.html

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
Acked-by: Jijiang Liu <jijiang.liu@intel.com>
Tested-by: Min Cao <min.cao@intel.com>
This commit is contained in:
Helin Zhang 2015-04-30 23:03:23 +08:00 committed by Thomas Monjalon
parent d6f5cac191
commit c0273b4270
2 changed files with 11 additions and 1 deletions
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7
lib/librte_pmd_i40e/i40e/i40e_adminq.c
View File

@ -58,7 +58,7 @@ STATIC INLINE bool i40e_is_nvm_update_op(struct i40e_aq_desc *desc)
STATIC void i40e_adminq_init_regs(struct i40e_hw *hw)
{
/* set head and tail registers in our local struct */
if (hw->mac.type == I40E_MAC_VF) {
if (i40e_is_vf(hw)) {
hw->aq.asq.tail = I40E_VF_ATQT1;
hw->aq.asq.head = I40E_VF_ATQH1;
hw->aq.asq.len = I40E_VF_ATQLEN1;
@ -594,6 +594,11 @@ enum i40e_status_code i40e_init_adminq(struct i40e_hw *hw)
goto init_adminq_free_asq;
#ifdef PF_DRIVER
#ifdef INTEGRATED_VF
/* VF has no need of firmware */
if (i40e_is_vf(hw))
goto init_adminq_exit;
#endif
/* There are some cases where the firmware may not be quite ready
* for AdminQ operations, so we retry the AdminQ setup a few times
* if we see timeouts in this first AQ call.

5
lib/librte_pmd_i40e/i40e/i40e_type.h
View File

@ -555,6 +555,11 @@ struct i40e_hw {
u32 debug_mask;
};
static inline bool i40e_is_vf(struct i40e_hw *hw)
{
return hw->mac.type == I40E_MAC_VF;
}
struct i40e_driver_version {
u8 major_version;
u8 minor_version;