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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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b1c74247b9
Flow control is not used by all CAIF services. The usage of flow control is now part of the gerneal initialization function for CAIF Services. Signed-off-by: Sjur Braendeland@stericsson.com Signed-off-by: David S. Miller <davem@davemloft.net>
41 lines
1.2 KiB
C
41 lines
1.2 KiB
C
/*
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* Copyright (C) ST-Ericsson AB 2010
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* Author: Sjur Brendeland/sjur.brandeland@stericsson.com
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* License terms: GNU General Public License (GPL) version 2
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*/
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#include <linux/stddef.h>
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#include <linux/slab.h>
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#include <net/caif/caif_layer.h>
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#include <net/caif/cfsrvl.h>
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#include <net/caif/cfpkt.h>
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static int cfdbgl_receive(struct cflayer *layr, struct cfpkt *pkt);
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static int cfdbgl_transmit(struct cflayer *layr, struct cfpkt *pkt);
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struct cflayer *cfdbgl_create(u8 channel_id, struct dev_info *dev_info)
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{
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struct cfsrvl *dbg = kmalloc(sizeof(struct cfsrvl), GFP_ATOMIC);
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if (!dbg) {
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pr_warning("CAIF: %s(): Out of memory\n", __func__);
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return NULL;
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}
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caif_assert(offsetof(struct cfsrvl, layer) == 0);
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memset(dbg, 0, sizeof(struct cfsrvl));
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cfsrvl_init(dbg, channel_id, dev_info, false);
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dbg->layer.receive = cfdbgl_receive;
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dbg->layer.transmit = cfdbgl_transmit;
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snprintf(dbg->layer.name, CAIF_LAYER_NAME_SZ - 1, "dbg%d", channel_id);
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return &dbg->layer;
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}
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static int cfdbgl_receive(struct cflayer *layr, struct cfpkt *pkt)
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{
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return layr->up->receive(layr->up, pkt);
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}
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static int cfdbgl_transmit(struct cflayer *layr, struct cfpkt *pkt)
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{
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return layr->dn->transmit(layr->dn, pkt);
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}
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