diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd/linux_osl.c')
| -rw-r--r-- | drivers/net/wireless/bcmdhd/linux_osl.c | 33 |
1 files changed, 19 insertions, 14 deletions
diff --git a/drivers/net/wireless/bcmdhd/linux_osl.c b/drivers/net/wireless/bcmdhd/linux_osl.c index 1a544378c1e6..4ef7bf7b24dc 100644 --- a/drivers/net/wireless/bcmdhd/linux_osl.c +++ b/drivers/net/wireless/bcmdhd/linux_osl.c @@ -21,7 +21,7 @@ * software in any way with any other Broadcom software provided under a license * other than the GPL, without Broadcom's express prior written consent. * - * $Id: linux_osl.c,v 1.168.2.7 2011-01-27 17:01:13 Exp $ + * $Id: linux_osl.c,v 1.168.2.7 2011-01-27 17:01:13 $ */ @@ -47,7 +47,7 @@ #define OS_HANDLE_MAGIC 0x1234abcd #define BCM_MEM_FILENAME_LEN 24 -#ifdef DHD_USE_STATIC_BUF +#ifdef CONFIG_DHD_USE_STATIC_BUF #define STATIC_BUF_MAX_NUM 16 #define STATIC_BUF_SIZE (PAGE_SIZE * 2) #define STATIC_BUF_TOTAL_LEN (STATIC_BUF_MAX_NUM * STATIC_BUF_SIZE) @@ -70,7 +70,7 @@ typedef struct bcm_static_pkt { } bcm_static_pkt_t; static bcm_static_pkt_t *bcm_static_skb = 0; -#endif +#endif typedef struct bcm_mem_link { struct bcm_mem_link *prev; @@ -211,7 +211,7 @@ osl_attach(void *pdev, uint bustype, bool pkttag) break; } -#if defined(DHD_USE_STATIC_BUF) +#if defined(CONFIG_DHD_USE_STATIC_BUF) if (!bcm_static_buf) { if (!(bcm_static_buf = (bcm_static_buf_t *)dhd_os_prealloc(osh, 3, STATIC_BUF_SIZE+ STATIC_BUF_TOTAL_LEN))) { @@ -220,7 +220,6 @@ osl_attach(void *pdev, uint bustype, bool pkttag) else printk("alloc static buf at %x!\n", (unsigned int)bcm_static_buf); - sema_init(&bcm_static_buf->static_sem, 1); bcm_static_buf->buf_ptr = (unsigned char *)bcm_static_buf + STATIC_BUF_SIZE; @@ -238,7 +237,7 @@ osl_attach(void *pdev, uint bustype, bool pkttag) sema_init(&bcm_static_skb->osl_pkt_sem, 1); } -#endif +#endif return osh; } @@ -388,7 +387,7 @@ osl_ctfpool_stats(osl_t *osh, void *b) if ((osh == NULL) || (osh->ctfpool == NULL)) return; -#ifdef DHD_USE_STATIC_BUF +#ifdef CONFIG_DHD_USE_STATIC_BUF if (bcm_static_buf) { bcm_static_buf = 0; } @@ -548,14 +547,14 @@ osl_pktfree(osl_t *osh, void *p, bool send) } } -#ifdef DHD_USE_STATIC_BUF +#ifdef CONFIG_DHD_USE_STATIC_BUF void * osl_pktget_static(osl_t *osh, uint len) { int i; struct sk_buff *skb; - if (len > (PAGE_SIZE * 2)) { + if (!bcm_static_skb || (len > (PAGE_SIZE * 2))) { printk("%s: attempt to allocate huge packet (0x%x)\n", __FUNCTION__, len); return osl_pktget(osh, len); } @@ -570,10 +569,10 @@ osl_pktget_static(osl_t *osh, uint len) if (i != STATIC_PKT_MAX_NUM) { bcm_static_skb->pkt_use[i] = 1; - up(&bcm_static_skb->osl_pkt_sem); skb = bcm_static_skb->skb_4k[i]; skb->tail = skb->data + len; skb->len = len; + up(&bcm_static_skb->osl_pkt_sem); return skb; } } @@ -586,10 +585,10 @@ osl_pktget_static(osl_t *osh, uint len) if (i != STATIC_PKT_MAX_NUM) { bcm_static_skb->pkt_use[i+STATIC_PKT_MAX_NUM] = 1; - up(&bcm_static_skb->osl_pkt_sem); skb = bcm_static_skb->skb_8k[i]; skb->tail = skb->data + len; skb->len = len; + up(&bcm_static_skb->osl_pkt_sem); return skb; } @@ -603,9 +602,14 @@ osl_pktfree_static(osl_t *osh, void *p, bool send) { int i; + if (!bcm_static_skb) { + osl_pktfree(osh, p, send); + return; + } + + down(&bcm_static_skb->osl_pkt_sem); for (i = 0; i < STATIC_PKT_MAX_NUM; i++) { if (p == bcm_static_skb->skb_4k[i]) { - down(&bcm_static_skb->osl_pkt_sem); bcm_static_skb->pkt_use[i] = 0; up(&bcm_static_skb->osl_pkt_sem); return; @@ -614,14 +618,15 @@ osl_pktfree_static(osl_t *osh, void *p, bool send) for (i = 0; i < STATIC_PKT_MAX_NUM; i++) { if (p == bcm_static_skb->skb_8k[i]) { - down(&bcm_static_skb->osl_pkt_sem); bcm_static_skb->pkt_use[i + STATIC_PKT_MAX_NUM] = 0; up(&bcm_static_skb->osl_pkt_sem); return; } } + up(&bcm_static_skb->osl_pkt_sem); - return osl_pktfree(osh, p, send); + osl_pktfree(osh, p, send); + return; } #endif |