bnx2x: remove unused variable

The mbuf_alloc_size is leftover from BSD or some other code base.
It is set but never used in DPDK driver.  After that the related defines
can also be eliminated.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
Acked-by: Harish Patil <harish.patil@qlogic.com>

diff --git a/drivers/net/bnx2x/bnx2x.c b/drivers/net/bnx2x/bnx2x.c
index 9d640da..256df12 100644 (file)
--- a/drivers/net/bnx2x/bnx2x.c
+++ b/drivers/net/bnx2x/bnx2x.c
@@ -2331,15 +2331,6 @@ static void bnx2x_set_fp_rx_buf_size(struct bnx2x_softc *sc)
                /* get the Rx buffer size for RX frames */
                sc->fp[i].rx_buf_size =
                    (IP_HEADER_ALIGNMENT_PADDING + ETH_OVERHEAD + sc->mtu);
-
-               /* get the mbuf allocation size for RX frames */
-               if (sc->fp[i].rx_buf_size <= MCLBYTES) {
-                       sc->fp[i].mbuf_alloc_size = MCLBYTES;
-               } else if (sc->fp[i].rx_buf_size <= BNX2X_PAGE_SIZE) {
-                       sc->fp[i].mbuf_alloc_size = PAGE_SIZE;
-               } else {
-                       sc->fp[i].mbuf_alloc_size = MJUM9BYTES;
-               }
        }
 }
 

diff --git a/drivers/net/bnx2x/bnx2x.h b/drivers/net/bnx2x/bnx2x.h
index 5f52450..135a6eb 100644 (file)
--- a/drivers/net/bnx2x/bnx2x.h
+++ b/drivers/net/bnx2x/bnx2x.h
@@ -148,23 +148,6 @@ struct bnx2x_device_type {
 #define FW_PREFETCH_CNT      16U
 #define DROPLESS_FC_HEADROOM 100
 
-#ifndef MCLSHIFT
-#define MCLSHIFT                              11
-#endif
-#define MCLBYTES                              (1 << MCLSHIFT)
-
-#if !defined(MJUMPAGESIZE)
-#if BNX2X_PAGE_SIZE < 2048
-#define MJUMPAGESIZE    MCLBYTES
-#elif BNX2X_PAGE_SIZE <= 8192
-#define MJUMPAGESIZE    BNX2X_PAGE_SIZE
-#else
-#define MJUMPAGESIZE    (8 * 1024)
-#endif
-#endif
-#define MJUM9BYTES      (9 * 1024)
-#define MJUM16BYTES     (16 * 1024)
-
 /*
  * Transmit Buffer Descriptor (tx_bd) definitions*
  */
@@ -399,7 +382,6 @@ struct bnx2x_fastpath {
        uint8_t fw_sb_id;  /* status block number in FW */
 
        uint32_t rx_buf_size;
-       int mbuf_alloc_size;
 
        int state;
 #define BNX2X_FP_STATE_CLOSED  0x01