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i40e: add little endian conversion for checksum 

The checksum is not correct on big endian machines so add code to swap it
correctly.

Change-ID: Ic92b886d172a2cbe49f5d7eee1bc78e447023c7b
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Paul M Stillwell Jr <paul.m.stillwell.jr@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:
Jesse Brandeburg 2015-08-26 15:14:18 -04:00 committed by Jeff Kirsher
parent fb43201f15
commit dd38c583ae
1 changed files with 3 additions and 1 deletions
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4
drivers/net/ethernet/intel/i40e/i40e_nvm.c
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@ -547,11 +547,13 @@ i40e_status i40e_update_nvm_checksum(struct i40e_hw *hw)
{ {
i40e_status ret_code = 0; i40e_status ret_code = 0;
u16 checksum; u16 checksum;
__le16 le_sum;
ret_code = i40e_calc_nvm_checksum(hw, &checksum); ret_code = i40e_calc_nvm_checksum(hw, &checksum);
le_sum = cpu_to_le16(checksum);
if (!ret_code) if (!ret_code)
ret_code = i40e_write_nvm_aq(hw, 0x00, I40E_SR_SW_CHECKSUM_WORD, ret_code = i40e_write_nvm_aq(hw, 0x00, I40E_SR_SW_CHECKSUM_WORD,
1, &checksum, true); 1, &le_sum, true);
return ret_code; return ret_code;
} }