From 7a208e83fcedc0b845facc17d05ead0b9b73a967 Mon Sep 17 00:00:00 2001 From: Kamil Krawczyk Date: Wed, 4 Jun 2014 04:22:36 +0000 Subject: [PATCH] i40e: do not take NVM ownership for SR read We do not need to acquire NVM for Shadow RAM XSUM calculation, as we only read from SR through SRCTL register for which having the ownership is not required. Change-ID: Ie238a8f09917d1d25f24cc7cec271951ac7b98f2 Signed-off-by: Kamil Krawczyk Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_nvm.c | 9 +-------- 1 file changed, 1 insertion(+), 8 deletions(-) diff --git a/drivers/net/ethernet/intel/i40e/i40e_nvm.c b/drivers/net/ethernet/intel/i40e/i40e_nvm.c index 81299189a47d..66bcb15422da 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_nvm.c +++ b/drivers/net/ethernet/intel/i40e/i40e_nvm.c @@ -324,13 +324,9 @@ i40e_status i40e_validate_nvm_checksum(struct i40e_hw *hw, u16 checksum_sr = 0; u16 checksum_local = 0; - ret_code = i40e_acquire_nvm(hw, I40E_RESOURCE_READ); - if (ret_code) - goto i40e_validate_nvm_checksum_exit; - ret_code = i40e_calc_nvm_checksum(hw, &checksum_local); if (ret_code) - goto i40e_validate_nvm_checksum_free; + goto i40e_validate_nvm_checksum_exit; /* Do not use i40e_read_nvm_word() because we do not want to take * the synchronization semaphores twice here. @@ -347,9 +343,6 @@ i40e_status i40e_validate_nvm_checksum(struct i40e_hw *hw, if (checksum) *checksum = checksum_local; -i40e_validate_nvm_checksum_free: - i40e_release_nvm(hw); - i40e_validate_nvm_checksum_exit: return ret_code; } -- 2.20.1