diff options
Diffstat (limited to 'package')
| -rw-r--r-- | package/kernel/lantiq/ltq-atm/src/ltq_atm.c | 45 |
1 files changed, 1 insertions, 44 deletions
diff --git a/package/kernel/lantiq/ltq-atm/src/ltq_atm.c b/package/kernel/lantiq/ltq-atm/src/ltq_atm.c index a8f787fdca..b7ac81ca80 100644 --- a/package/kernel/lantiq/ltq-atm/src/ltq_atm.c +++ b/package/kernel/lantiq/ltq-atm/src/ltq_atm.c @@ -187,7 +187,6 @@ static inline void u64_add_u32(ppe_u64_t, unsigned int, ppe_u64_t *); */ static inline struct sk_buff* alloc_skb_rx(void); static inline struct sk_buff* alloc_skb_tx(unsigned int); -struct sk_buff* atm_alloc_tx(struct atm_vcc *, unsigned int); static inline void atm_free_tx_skb_vcc(struct sk_buff *, struct atm_vcc *); static inline struct sk_buff *get_skb_rx_pointer(unsigned int); static inline int get_tx_desc(unsigned int); @@ -261,8 +260,6 @@ EXPORT_SYMBOL(ifx_mei_atm_showtime_exit); #endif -static struct sk_buff* (*ifx_atm_alloc_tx)(struct atm_vcc *, unsigned int) = NULL; - static struct atm_priv_data g_atm_priv_data; static struct atmdev_ops g_ifx_atm_ops = { @@ -430,8 +427,6 @@ static int ppe_open(struct atm_vcc *vcc) /* enable irq */ if ( f_enable_irq ) { - ifx_atm_alloc_tx = atm_alloc_tx; - *MBOX_IGU1_ISRC = (1 << RX_DMA_CH_AAL) | (1 << RX_DMA_CH_OAM); *MBOX_IGU1_IER = (1 << RX_DMA_CH_AAL) | (1 << RX_DMA_CH_OAM); @@ -480,10 +475,8 @@ static void ppe_close(struct atm_vcc *vcc) clear_bit(conn, &g_atm_priv_data.conn_table); /* disable irq */ - if ( g_atm_priv_data.conn_table == 0 ) { + if ( g_atm_priv_data.conn_table == 0 ) disable_irq(PPE_MAILBOX_IGU1_INT); - ifx_atm_alloc_tx = NULL; - } /* release bandwidth */ switch ( vcc->qos.txtp.traffic_class ) @@ -785,42 +778,6 @@ static inline struct sk_buff* alloc_skb_tx(unsigned int size) return skb; } -struct sk_buff* atm_alloc_tx(struct atm_vcc *vcc, unsigned int size) -{ - int conn; - struct sk_buff *skb; - - /* oversize packet */ - if ( size > aal5s_max_packet_size ) { - pr_err("atm_alloc_tx: oversize packet\n"); - return NULL; - } - /* send buffer overflow */ - if ( sk_wmem_alloc_get(sk_atm(vcc)) && !atm_may_send(vcc, size) ) { - pr_err("atm_alloc_tx: send buffer overflow\n"); - return NULL; - } - conn = find_vcc(vcc); - if ( conn < 0 ) { - pr_err("atm_alloc_tx: unknown VCC\n"); - return NULL; - } - - skb = dev_alloc_skb(size); - if ( skb == NULL ) { - pr_err("atm_alloc_tx: sk buffer is used up\n"); - return NULL; - } - -#if (LINUX_VERSION_CODE >= KERNEL_VERSION(4,13,0)) - refcount_add(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc); -#else - atomic_add(skb->truesize, &sk_atm(vcc)->sk_wmem_alloc); -#endif - - return skb; -} - static inline void atm_free_tx_skb_vcc(struct sk_buff *skb, struct atm_vcc *vcc) { if ( vcc->pop != NULL ) |