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From: Jerin Jacob <jerin.jacob@caviumnetworks.com>
To: <dev@dpdk.org>
CC: <konstantin.ananyev@intel.com>, <thomas.monjalon@6wind.com>,
<bruce.richardson@intel.com>, <jianbo.liu@linaro.org>,
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Date: Wed, 14 Dec 2016 07:25:46 +0530
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Subject: [dpdk-dev] [PATCH 16/28] net/bnxt: use eal I/O device memory
read/write API
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From: Santosh Shukla <santosh.shukla@caviumnetworks.com>
Replace the raw I/O device memory read/write access with eal abstraction
for I/O device memory read/write access to fix portability issues across
different architectures.
Signed-off-by: Santosh Shukla <santosh.shukla@caviumnetworks.com>
Signed-off-by: Jerin Jacob <jerin.jacob@caviumnetworks.com>
CC: Stephen Hurd <stephen.hurd@broadcom.com>
CC: Ajit Khaparde <ajit.khaparde@broadcom.com>
---
drivers/net/bnxt/bnxt_hwrm.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/drivers/net/bnxt/bnxt_hwrm.c b/drivers/net/bnxt/bnxt_hwrm.c
index 07e7124..2067e15 100644
--- a/drivers/net/bnxt/bnxt_hwrm.c
+++ b/drivers/net/bnxt/bnxt_hwrm.c
@@ -50,6 +50,8 @@
#include "bnxt_vnic.h"
#include "hsi_struct_def_dpdk.h"
+#include <rte_io.h>
+
#define HWRM_CMD_TIMEOUT 2000
/*
@@ -72,19 +74,19 @@ static int bnxt_hwrm_send_message_locked(struct bnxt *bp, void *msg,
/* Write request msg to hwrm channel */
for (i = 0; i < msg_len; i += 4) {
bar = (uint8_t *)bp->bar0 + i;
- *(volatile uint32_t *)bar = *data;
+ rte_writel(*data, bar);
data++;
}
/* Zero the rest of the request space */
for (; i < bp->max_req_len; i += 4) {
bar = (uint8_t *)bp->bar0 + i;
- *(volatile uint32_t *)bar = 0;
+ rte_writel(0, bar);
}
/* Ring channel doorbell */
bar = (uint8_t *)bp->bar0 + 0x100;
- *(volatile uint32_t *)bar = 1;
+ rte_writel(1, bar);
/* Poll for the valid bit */
for (i = 0; i < HWRM_CMD_TIMEOUT; i++) {
--
2.5.5