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net/ice/base: add function for NVM checksum verification

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AQ 0x0706 lets user to verify and recalculate NVM checksum. The usage
depends on command flags.

Signed-off-by: Milena Olech <milena.olech@intel.com>
Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>
Acked-by: Qiming Yang <qiming.yang@intel.com>
This commit is contained in:
Qi Zhang 2020-12-15 11:22:08 +08:00 committed by Ferruh Yigit
parent 4878a9becc
commit 8213db126d
2 changed files with 29 additions and 0 deletions
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28
drivers/net/ice/base/ice_nvm.c
View File

@ -1077,6 +1077,34 @@ enum ice_status ice_nvm_validate_checksum(struct ice_hw *hw)
return status;
}
/**
* ice_nvm_recalculate_checksum
* @hw: pointer to the HW struct
*
* Recalculate NVM PFA checksum (0x0706)
*/
enum ice_status ice_nvm_recalculate_checksum(struct ice_hw *hw)
{
struct ice_aqc_nvm_checksum *cmd;
struct ice_aq_desc desc;
enum ice_status status;
status = ice_acquire_nvm(hw, ICE_RES_READ);
if (status)
return status;
cmd = &desc.params.nvm_checksum;
ice_fill_dflt_direct_cmd_desc(&desc, ice_aqc_opc_nvm_checksum);
cmd->flags = ICE_AQC_NVM_CHECKSUM_RECALC;
status = ice_aq_send_cmd(hw, &desc, NULL, 0, NULL);
ice_release_nvm(hw);
return status;
}
/**
* ice_nvm_access_get_features - Return the NVM access features structure
* @cmd: NVM access command to process

1
drivers/net/ice/base/ice_nvm.h
View File

@ -119,4 +119,5 @@ enum ice_status ice_read_sr_word(struct ice_hw *hw, u16 offset, u16 *data);
enum ice_status
ice_read_sr_buf(struct ice_hw *hw, u16 offset, u16 *words, u16 *data);
enum ice_status ice_nvm_validate_checksum(struct ice_hw *hw);
enum ice_status ice_nvm_recalculate_checksum(struct ice_hw *hw);
#endif /* _ICE_NVM_H_ */