[dpdk-dev] [PATCH v2 08/33] i40e/base: rework of 'i40e_hmc_get_object_va'

[Helin Zhang <helin.zhang@intel.com>]

To simplify the usage of invoking 'i40e_hmc_get_object_va', input
parameters of it were reworked. In addition, minor code style fixes
were added as well.

Signed-off-by: Helin Zhang <helin.zhang@intel.com>
---
 lib/librte_pmd_i40e/i40e/i40e_lan_hmc.c | 31 +++++++++++++------------------
 1 file changed, 13 insertions(+), 18 deletions(-)

diff --git a/lib/librte_pmd_i40e/i40e/i40e_lan_hmc.c b/lib/librte_pmd_i40e/i40e/i40e_lan_hmc.c
index 7e65efb..ac9d36a 100644
--- a/lib/librte_pmd_i40e/i40e/i40e_lan_hmc.c
+++ b/lib/librte_pmd_i40e/i40e/i40e_lan_hmc.c
@@ -863,7 +863,7 @@ static void i40e_write_dword(u8 *hmc_bits,
 	if (ce_info->width < 32)
 		mask = ((u32)1 << ce_info->width) - 1;
 	else
-		mask = 0xFFFFFFFF;
+		mask = ~(u32)0;
 
 	/* don't swizzle the bits until after the mask because the mask bits
 	 * will be in a different bit position on big endian machines
@@ -915,7 +915,7 @@ static void i40e_write_qword(u8 *hmc_bits,
 	if (ce_info->width < 64)
 		mask = ((u64)1 << ce_info->width) - 1;
 	else
-		mask = 0xFFFFFFFFFFFFFFFFUL;
+		mask = ~(u64)0;
 
 	/* don't swizzle the bits until after the mask because the mask bits
 	 * will be in a different bit position on big endian machines
@@ -1045,7 +1045,7 @@ static void i40e_read_dword(u8 *hmc_bits,
 	if (ce_info->width < 32)
 		mask = ((u32)1 << ce_info->width) - 1;
 	else
-		mask = 0xFFFFFFFF;
+		mask = ~(u32)0;
 
 	/* shift to correct alignment */
 	mask <<= shift_width;
@@ -1098,7 +1098,7 @@ static void i40e_read_qword(u8 *hmc_bits,
 	if (ce_info->width < 64)
 		mask = ((u64)1 << ce_info->width) - 1;
 	else
-		mask = 0xFFFFFFFFFFFFFFFFUL;
+		mask = ~(u64)0;
 
 	/* shift to correct alignment */
 	mask <<= shift_width;
@@ -1217,7 +1217,7 @@ static enum i40e_status_code i40e_set_hmc_context(u8 *context_bytes,
 
 /**
  * i40e_hmc_get_object_va - retrieves an object's virtual address
- * @hmc_info: pointer to i40e_hmc_info struct
+ * @hw: pointer to the hw structure
  * @object_base: pointer to u64 to get the va
  * @rsrc_type: the hmc resource type
  * @obj_idx: hmc object index
@@ -1226,12 +1226,13 @@ static enum i40e_status_code i40e_set_hmc_context(u8 *context_bytes,
  * base pointer.  This function is used for LAN Queue contexts.
  **/
 STATIC
-enum i40e_status_code i40e_hmc_get_object_va(struct i40e_hmc_info *hmc_info,
+enum i40e_status_code i40e_hmc_get_object_va(struct i40e_hw *hw,
 					u8 **object_base,
 					enum i40e_hmc_lan_rsrc_type rsrc_type,
 					u32 obj_idx)
 {
 	u32 obj_offset_in_sd, obj_offset_in_pd;
+	struct i40e_hmc_info     *hmc_info = &hw->hmc;
 	struct i40e_hmc_sd_entry *sd_entry;
 	struct i40e_hmc_pd_entry *pd_entry;
 	u32 pd_idx, pd_lmt, rel_pd_idx;
@@ -1303,8 +1304,7 @@ enum i40e_status_code i40e_get_lan_tx_queue_context(struct i40e_hw *hw,
 	enum i40e_status_code err;
 	u8 *context_bytes;
 
-	err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes,
-				     I40E_HMC_LAN_TX, queue);
+	err = i40e_hmc_get_object_va(hw, &context_bytes, I40E_HMC_LAN_TX, queue);
 	if (err < 0)
 		return err;
 
@@ -1323,8 +1323,7 @@ enum i40e_status_code i40e_clear_lan_tx_queue_context(struct i40e_hw *hw,
 	enum i40e_status_code err;
 	u8 *context_bytes;
 
-	err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes,
-				     I40E_HMC_LAN_TX, queue);
+	err = i40e_hmc_get_object_va(hw, &context_bytes, I40E_HMC_LAN_TX, queue);
 	if (err < 0)
 		return err;
 
@@ -1344,8 +1343,7 @@ enum i40e_status_code i40e_set_lan_tx_queue_context(struct i40e_hw *hw,
 	enum i40e_status_code err;
 	u8 *context_bytes;
 
-	err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes,
-				     I40E_HMC_LAN_TX, queue);
+	err = i40e_hmc_get_object_va(hw, &context_bytes, I40E_HMC_LAN_TX, queue);
 	if (err < 0)
 		return err;
 
@@ -1366,8 +1364,7 @@ enum i40e_status_code i40e_get_lan_rx_queue_context(struct i40e_hw *hw,
 	enum i40e_status_code err;
 	u8 *context_bytes;
 
-	err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes,
-				     I40E_HMC_LAN_RX, queue);
+	err = i40e_hmc_get_object_va(hw, &context_bytes, I40E_HMC_LAN_RX, queue);
 	if (err < 0)
 		return err;
 
@@ -1386,8 +1383,7 @@ enum i40e_status_code i40e_clear_lan_rx_queue_context(struct i40e_hw *hw,
 	enum i40e_status_code err;
 	u8 *context_bytes;
 
-	err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes,
-				     I40E_HMC_LAN_RX, queue);
+	err = i40e_hmc_get_object_va(hw, &context_bytes, I40E_HMC_LAN_RX, queue);
 	if (err < 0)
 		return err;
 
@@ -1407,8 +1403,7 @@ enum i40e_status_code i40e_set_lan_rx_queue_context(struct i40e_hw *hw,
 	enum i40e_status_code err;
 	u8 *context_bytes;
 
-	err = i40e_hmc_get_object_va(&hw->hmc, &context_bytes,
-				     I40E_HMC_LAN_RX, queue);
+	err = i40e_hmc_get_object_va(hw, &context_bytes, I40E_HMC_LAN_RX, queue);
 	if (err < 0)
 		return err;
 
-- 
1.8.1.4