[dpdk-dev] [PATCH 11/36] ixgbe base codes: Refine function for host interface command

Ouyang Changchun changchun.ouyang at intel.com
Thu Feb 12 13:00:43 CET 2015


Add timeout as new argument in host interface command.

Signed-off-by: Changchun Ouyang <changchun.ouyang at intel.com>
---
 lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c | 13 ++++++++-----
 lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.h |  2 +-
 lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h   |  5 ++++-
 lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c   | 15 ++++++++++-----
 4 files changed, 23 insertions(+), 12 deletions(-)

diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c
index d8d2ea3..8cdc385 100644
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.c
@@ -4376,6 +4376,7 @@ s32 ixgbe_get_hi_status(struct ixgbe_hw *hw, u8 *ret_status)
  *  @buffer: contains the command to write and where the return status will
  *   be placed
  *  @length: length of buffer, must be multiple of 4 bytes
+ *  @timeout: time in ms to wait for command completion
  *  @return_data: read and return data from the buffer (true) or not (false)
  *   Needed because FW structures are big endian and decoding of
  *   these fields can be 8 bit or 16 bit based on command. Decoding
@@ -4387,12 +4388,12 @@ s32 ixgbe_get_hi_status(struct ixgbe_hw *hw, u8 *ret_status)
  *  else return IXGBE_ERR_HOST_INTERFACE_COMMAND.
  **/
 s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, u32 *buffer,
-				 u32 length, bool return_data)
+				 u32 length, u32 timeout, bool return_data)
 {
 	u32 hicr, i, bi, fwsts;
 	u32 hdr_size = sizeof(struct ixgbe_hic_hdr);
 	u16 buf_len;
-	u8 dword_len;
+	u16 dword_len;
 
 	DEBUGFUNC("ixgbe_host_interface_command");
 
@@ -4429,7 +4430,7 @@ s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, u32 *buffer,
 	/* Setting this bit tells the ARC that a new command is pending. */
 	IXGBE_WRITE_REG(hw, IXGBE_HICR, hicr | IXGBE_HICR_C);
 
-	for (i = 0; i < IXGBE_HI_COMMAND_TIMEOUT; i++) {
+	for (i = 0; i < timeout; i++) {
 		hicr = IXGBE_READ_REG(hw, IXGBE_HICR);
 		if (!(hicr & IXGBE_HICR_C))
 			break;
@@ -4437,7 +4438,7 @@ s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, u32 *buffer,
 	}
 
 	/* Check command completion */
-	if (i == IXGBE_HI_COMMAND_TIMEOUT ||
+	if ((timeout != 0 && i == timeout) ||
 	    !(IXGBE_READ_REG(hw, IXGBE_HICR) & IXGBE_HICR_SV)) {
 		ERROR_REPORT1(IXGBE_ERROR_CAUTION,
 			     "Command has failed with no status valid.\n");
@@ -4522,7 +4523,9 @@ s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min,
 
 	for (i = 0; i <= FW_CEM_MAX_RETRIES; i++) {
 		ret_val = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
-						       sizeof(fw_cmd), true);
+						       sizeof(fw_cmd),
+						       IXGBE_HI_COMMAND_TIMEOUT,
+						       true);
 		if (ret_val != IXGBE_SUCCESS)
 			continue;
 
diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.h b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.h
index c2e28f2..9ebdd45 100644
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.h
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_common.h
@@ -157,7 +157,7 @@ s32 ixgbe_set_fw_drv_ver_generic(struct ixgbe_hw *hw, u8 maj, u8 min,
 u8 ixgbe_calculate_checksum(u8 *buffer, u32 length);
 s32 ixgbe_get_hi_status(struct ixgbe_hw *hw, u8 *ret_status);
 s32 ixgbe_host_interface_command(struct ixgbe_hw *hw, u32 *buffer,
-				 u32 length, bool return_data);
+				 u32 length, u32 timeout, bool return_data);
 
 void ixgbe_clear_tx_pending(struct ixgbe_hw *hw);
 
diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
index 88ab4b0..cac6387 100644
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_type.h
@@ -74,7 +74,7 @@ POSSIBILITY OF SUCH DAMAGE.
 
 #include "ixgbe_osdep.h"
 
-#ident "$Id: ixgbe_type.h,v 1.630 2013/11/22 22:48:40 jtkirshe Exp $"
+/* Override this by setting IOMEM in your ixgbe_osdep.h header */
 
 /* Vendor ID */
 #define IXGBE_INTEL_VENDOR_ID			0x8086
@@ -2731,6 +2731,9 @@ enum ixgbe_fdir_pballoc_type {
 #define IXGBE_HI_MAX_BLOCK_BYTE_LENGTH	1792 /* Num of bytes in range */
 #define IXGBE_HI_MAX_BLOCK_DWORD_LENGTH	448 /* Num of dwords in range */
 #define IXGBE_HI_COMMAND_TIMEOUT	500 /* Process HI command limit */
+#define IXGBE_HI_FLASH_ERASE_TIMEOUT	1000 /* Process Erase command limit */
+#define IXGBE_HI_FLASH_UPDATE_TIMEOUT	5000 /* Process Update command limit */
+#define IXGBE_HI_FLASH_APPLY_TIMEOUT	0 /* Process Apply command limit */
 
 /* CEM Support */
 #define FW_CEM_HDR_LEN			0x4
diff --git a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c
index 1445f52..3c76c3d 100644
--- a/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c
+++ b/lib/librte_pmd_ixgbe/ixgbe/ixgbe_x550.c
@@ -1278,7 +1278,8 @@ s32 ixgbe_read_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset,
 	buffer.length = IXGBE_CPU_TO_BE16(sizeof(u16));
 
 	status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
-					      sizeof(buffer), false);
+					      sizeof(buffer),
+					      IXGBE_HI_COMMAND_TIMEOUT, false);
 
 	if (status)
 		return status;
@@ -1357,7 +1358,9 @@ s32 ixgbe_read_ee_hostif_buffer_X550(struct ixgbe_hw *hw,
 		buffer.length = IXGBE_CPU_TO_BE16(words_to_read * 2);
 
 		status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
-						      sizeof(buffer), false);
+						      sizeof(buffer),
+						      IXGBE_HI_COMMAND_TIMEOUT,
+						      false);
 
 		if (status) {
 			DEBUGOUT("Host interface command failed\n");
@@ -1413,7 +1416,8 @@ s32 ixgbe_write_ee_hostif_data_X550(struct ixgbe_hw *hw, u16 offset,
 	buffer.address = IXGBE_CPU_TO_BE32(offset * 2);
 
 	status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
-					      sizeof(buffer), false);
+					      sizeof(buffer),
+					      IXGBE_HI_COMMAND_TIMEOUT, false);
 
 	return status;
 }
@@ -1728,7 +1732,8 @@ s32 ixgbe_update_flash_X550(struct ixgbe_hw *hw)
 	buffer.checksum = FW_DEFAULT_CHECKSUM;
 
 	status = ixgbe_host_interface_command(hw, (u32 *)&buffer,
-					      sizeof(buffer), false);
+					      sizeof(buffer),
+					      IXGBE_HI_COMMAND_TIMEOUT, false);
 
 	return status;
 }
@@ -1797,7 +1802,7 @@ void ixgbe_disable_rx_x550(struct ixgbe_hw *hw)
 
 		status = ixgbe_host_interface_command(hw, (u32 *)&fw_cmd,
 					sizeof(struct ixgbe_hic_disable_rxen),
-					true);
+					IXGBE_HI_COMMAND_TIMEOUT, true);
 
 		/* If we fail - disable RX using register write */
 		if (status) {
-- 
1.8.4.2



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