/* * netsniff-ng - the packet sniffing beast * Copyright 2012 Markus Amend , Deutsche Flugsicherung GmbH * Subject to the GPL, version 2. * * Encapsulating Security Payload described in RFC4303 */ #include #include #include /* for ntohs() */ #include "proto.h" #include "protos.h" #include "dissector_eth.h" #include "built_in.h" #include "pkt_buff.h" struct esp_hdr { uint32_t h_spi; uint32_t h_sn; } __packed; static void esp(struct pkt_buff *pkt) { struct esp_hdr *esp_ops; esp_ops = (struct esp_hdr *) pkt_pull(pkt, sizeof(*esp_ops)); if (esp_ops == NULL) return; tprintf(" [ ESP "); tprintf("SPI (0x%x), ", ntohl(esp_ops->h_spi)); tprintf("SN (0x%x)", ntohl(esp_ops->h_sn)); tprintf(" ]\n"); } static void esp_less(struct pkt_buff *pkt) { struct esp_hdr *esp_ops; esp_ops = (struct esp_hdr *) pkt_pull(pkt, sizeof(*esp_ops)); if (esp_ops == NULL) return; tprintf(" ESP"); } struct protocol ip_esp_ops = { .key = 0x32, .print_full = esp, .print_less = esp_less, }; ct name='h' onchange='this.form.submit();'> net-next plumbingsTobias Klauser

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73d567d04d3a68a2d2fa521ab9532f2'>patch)

tree	862f44d73573de039a5b35a2fce7f0a154530a43
parent	1a695a905c18548062509178b98bc91e67510864 (diff)

spi: sun4i: fix FIFO limit

When testing SPI without DMA I noticed that filling the FIFO on the spi controller causes timeout. Always leave room for one byte in the FIFO. Signed-off-by: Michal Suchanek <hramrach@gmail.com> Acked-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Mark Brown <broonie@kernel.org> Cc: stable@vger.kernel.org