From 87dc346433edbc069bf547402d321c1f419b2dcc Mon Sep 17 00:00:00 2001 From: Shannon Nelson Date: Wed, 4 Jun 2014 20:41:17 +0000 Subject: i40e/i40evf: Add base address registers to aq struct Add the Base Address High and Low to the admin queue struct to simplify another bit of "which context" logic in the config routines. Change-ID: Iae195a7da3baffc1a9d522119e1e2b427068ad07 Signed-off-by: Shannon Nelson Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_adminq.c | 58 +++++++++------------------ 1 file changed, 20 insertions(+), 38 deletions(-) (limited to 'drivers/net/ethernet/intel/i40e/i40e_adminq.c') diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq.c b/drivers/net/ethernet/intel/i40e/i40e_adminq.c index 95aab708a88d..87f1d8bcb095 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_adminq.c +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq.c @@ -55,16 +55,24 @@ static void i40e_adminq_init_regs(struct i40e_hw *hw) hw->aq.asq.tail = I40E_VF_ATQT1; hw->aq.asq.head = I40E_VF_ATQH1; hw->aq.asq.len = I40E_VF_ATQLEN1; + hw->aq.asq.bal = I40E_VF_ATQBAL1; + hw->aq.asq.bah = I40E_VF_ATQBAH1; hw->aq.arq.tail = I40E_VF_ARQT1; hw->aq.arq.head = I40E_VF_ARQH1; hw->aq.arq.len = I40E_VF_ARQLEN1; + hw->aq.arq.bal = I40E_VF_ARQBAL1; + hw->aq.arq.bah = I40E_VF_ARQBAH1; } else { hw->aq.asq.tail = I40E_PF_ATQT; hw->aq.asq.head = I40E_PF_ATQH; hw->aq.asq.len = I40E_PF_ATQLEN; + hw->aq.asq.bal = I40E_PF_ATQBAL; + hw->aq.asq.bah = I40E_PF_ATQBAH; hw->aq.arq.tail = I40E_PF_ARQT; hw->aq.arq.head = I40E_PF_ARQH; hw->aq.arq.len = I40E_PF_ARQLEN; + hw->aq.arq.bal = I40E_PF_ARQBAL; + hw->aq.arq.bah = I40E_PF_ARQBAH; } } @@ -300,27 +308,14 @@ static i40e_status i40e_config_asq_regs(struct i40e_hw *hw) wr32(hw, hw->aq.asq.head, 0); wr32(hw, hw->aq.asq.tail, 0); - if (hw->mac.type == I40E_MAC_VF) { - /* configure the transmit queue */ - wr32(hw, I40E_VF_ATQBAH1, - upper_32_bits(hw->aq.asq.desc_buf.pa)); - wr32(hw, I40E_VF_ATQBAL1, - lower_32_bits(hw->aq.asq.desc_buf.pa)); - wr32(hw, I40E_VF_ATQLEN1, (hw->aq.num_asq_entries | - I40E_VF_ATQLEN1_ATQENABLE_MASK)); - reg = rd32(hw, I40E_VF_ATQBAL1); - } else { - /* configure the transmit queue */ - wr32(hw, I40E_PF_ATQBAH, - upper_32_bits(hw->aq.asq.desc_buf.pa)); - wr32(hw, I40E_PF_ATQBAL, - lower_32_bits(hw->aq.asq.desc_buf.pa)); - wr32(hw, I40E_PF_ATQLEN, (hw->aq.num_asq_entries | - I40E_PF_ATQLEN_ATQENABLE_MASK)); - reg = rd32(hw, I40E_PF_ATQBAL); - } + /* set starting point */ + wr32(hw, hw->aq.asq.len, (hw->aq.num_asq_entries | + I40E_PF_ATQLEN_ATQENABLE_MASK)); + wr32(hw, hw->aq.asq.bal, lower_32_bits(hw->aq.asq.desc_buf.pa)); + wr32(hw, hw->aq.asq.bah, upper_32_bits(hw->aq.asq.desc_buf.pa)); /* Check one register to verify that config was applied */ + reg = rd32(hw, hw->aq.asq.bal); if (reg != lower_32_bits(hw->aq.asq.desc_buf.pa)) ret_code = I40E_ERR_ADMIN_QUEUE_ERROR; @@ -342,30 +337,17 @@ static i40e_status i40e_config_arq_regs(struct i40e_hw *hw) wr32(hw, hw->aq.arq.head, 0); wr32(hw, hw->aq.arq.tail, 0); - if (hw->mac.type == I40E_MAC_VF) { - /* configure the receive queue */ - wr32(hw, I40E_VF_ARQBAH1, - upper_32_bits(hw->aq.arq.desc_buf.pa)); - wr32(hw, I40E_VF_ARQBAL1, - lower_32_bits(hw->aq.arq.desc_buf.pa)); - wr32(hw, I40E_VF_ARQLEN1, (hw->aq.num_arq_entries | - I40E_VF_ARQLEN1_ARQENABLE_MASK)); - reg = rd32(hw, I40E_VF_ARQBAL1); - } else { - /* configure the receive queue */ - wr32(hw, I40E_PF_ARQBAH, - upper_32_bits(hw->aq.arq.desc_buf.pa)); - wr32(hw, I40E_PF_ARQBAL, - lower_32_bits(hw->aq.arq.desc_buf.pa)); - wr32(hw, I40E_PF_ARQLEN, (hw->aq.num_arq_entries | - I40E_PF_ARQLEN_ARQENABLE_MASK)); - reg = rd32(hw, I40E_PF_ARQBAL); - } + /* set starting point */ + wr32(hw, hw->aq.arq.len, (hw->aq.num_arq_entries | + I40E_PF_ARQLEN_ARQENABLE_MASK)); + wr32(hw, hw->aq.arq.bal, lower_32_bits(hw->aq.arq.desc_buf.pa)); + wr32(hw, hw->aq.arq.bah, upper_32_bits(hw->aq.arq.desc_buf.pa)); /* Update tail in the HW to post pre-allocated buffers */ wr32(hw, hw->aq.arq.tail, hw->aq.num_arq_entries - 1); /* Check one register to verify that config was applied */ + reg = rd32(hw, hw->aq.arq.bal); if (reg != lower_32_bits(hw->aq.arq.desc_buf.pa)) ret_code = I40E_ERR_ADMIN_QUEUE_ERROR; -- cgit v1.2.3-55-g7522