From: YueHaibing <yuehaibing@huawei.com>
Date: Fri, 13 Jul 2018 11:02:04 +0800
Subject: bnxt_en: remove redundant debug register dma mem allocation
Patch-mainline: v4.19-rc1
Git-commit: 48559af3454c262543fe28d4730a92234f887881
References: bsc#1104745 FATE#325918
hwrm_dbg_resp_addr and hwrm_dbg_resp_dma_addr are never used
and can be removed.
Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Acked-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 13 -------------
drivers/net/ethernet/broadcom/bnxt/bnxt.h | 3 ---
2 files changed, 16 deletions(-)
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -3012,13 +3012,6 @@ static void bnxt_free_hwrm_resources(str
bp->hwrm_cmd_resp_dma_addr);
bp->hwrm_cmd_resp_addr = NULL;
- if (bp->hwrm_dbg_resp_addr) {
- dma_free_coherent(&pdev->dev, HWRM_DBG_REG_BUF_SIZE,
- bp->hwrm_dbg_resp_addr,
- bp->hwrm_dbg_resp_dma_addr);
-
- bp->hwrm_dbg_resp_addr = NULL;
- }
}
static int bnxt_alloc_hwrm_resources(struct bnxt *bp)
@@ -3030,12 +3023,6 @@ static int bnxt_alloc_hwrm_resources(str
GFP_KERNEL);
if (!bp->hwrm_cmd_resp_addr)
return -ENOMEM;
- bp->hwrm_dbg_resp_addr = dma_alloc_coherent(&pdev->dev,
- HWRM_DBG_REG_BUF_SIZE,
- &bp->hwrm_dbg_resp_dma_addr,
- GFP_KERNEL);
- if (!bp->hwrm_dbg_resp_addr)
- netdev_warn(bp->dev, "fail to alloc debug register dma mem\n");
return 0;
}
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1287,9 +1287,6 @@ struct bnxt {
dma_addr_t hwrm_short_cmd_req_dma_addr;
void *hwrm_cmd_resp_addr;
dma_addr_t hwrm_cmd_resp_dma_addr;
- void *hwrm_dbg_resp_addr;
- dma_addr_t hwrm_dbg_resp_dma_addr;
-#define HWRM_DBG_REG_BUF_SIZE 128
struct rx_port_stats *hw_rx_port_stats;
struct tx_port_stats *hw_tx_port_stats;