aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/net/ipg.h
diff options
context:
space:
mode:
authorPekka Enberg <penberg@cs.helsinki.fi>2008-06-23 07:36:56 -0400
committerJeff Garzik <jgarzik@redhat.com>2008-07-04 08:46:54 -0400
commit532f4aee934cf26f1905fae101ac9f0ba3087f21 (patch)
treee90f06c06dd86f6168961e09f21655a51d08ed25 /drivers/net/ipg.h
parentda02b23192e8c1dc6830fc38840ea1c5e416a43c (diff)
ipg: run-time configurable jumbo frame support
Make jumbo frame support configurable via ifconfig mtu option as suggested by Stephen Hemminger. Cc: Stephen Hemminger <stephen.hemminger@vyatta.com> Tested-by: Andrew Savchenko <Bircoph@list.ru> Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/ipg.h')
-rw-r--r--drivers/net/ipg.h85
1 files changed, 0 insertions, 85 deletions
diff --git a/drivers/net/ipg.h b/drivers/net/ipg.h
index c84902d845fc..e0e718ab4c2e 100644
--- a/drivers/net/ipg.h
+++ b/drivers/net/ipg.h
@@ -536,91 +536,6 @@ enum ipg_regs {
536 */ 536 */
537#define IPG_FRAMESBETWEENTXDMACOMPLETES 0x1 537#define IPG_FRAMESBETWEENTXDMACOMPLETES 0x1
538 538
539#ifdef JUMBO_FRAME
540# define IPG_JUMBO true
541#else
542# define IPG_JUMBO false
543#endif
544
545#ifdef JUMBO_FRAME
546
547# ifdef JUMBO_FRAME_SIZE_2K
548# define JUMBO_FRAME_SIZE 2048
549# define __IPG_RXFRAG_SIZE 2048
550# else
551# ifdef JUMBO_FRAME_SIZE_3K
552# define JUMBO_FRAME_SIZE 3072
553# define __IPG_RXFRAG_SIZE 3072
554# else
555# ifdef JUMBO_FRAME_SIZE_4K
556# define JUMBO_FRAME_SIZE 4096
557# define __IPG_RXFRAG_SIZE 4088
558# else
559# ifdef JUMBO_FRAME_SIZE_5K
560# define JUMBO_FRAME_SIZE 5120
561# define __IPG_RXFRAG_SIZE 4088
562# else
563# ifdef JUMBO_FRAME_SIZE_6K
564# define JUMBO_FRAME_SIZE 6144
565# define __IPG_RXFRAG_SIZE 4088
566# else
567# ifdef JUMBO_FRAME_SIZE_7K
568# define JUMBO_FRAME_SIZE 7168
569# define __IPG_RXFRAG_SIZE 4088
570# else
571# ifdef JUMBO_FRAME_SIZE_8K
572# define JUMBO_FRAME_SIZE 8192
573# define __IPG_RXFRAG_SIZE 4088
574# else
575# ifdef JUMBO_FRAME_SIZE_9K
576# define JUMBO_FRAME_SIZE 9216
577# define __IPG_RXFRAG_SIZE 4088
578# else
579# ifdef JUMBO_FRAME_SIZE_10K
580# define JUMBO_FRAME_SIZE 10240
581# define __IPG_RXFRAG_SIZE 4088
582# else
583# define JUMBO_FRAME_SIZE 4096
584# endif
585# endif
586# endif
587# endif
588# endif
589# endif
590# endif
591# endif
592# endif
593#endif
594
595/* Size of allocated received buffers. Nominally 0x0600.
596 * Define larger if expecting jumbo frames.
597 */
598#ifdef JUMBO_FRAME
599/* IPG_TXFRAG_SIZE must <= 0x2b00, or TX will crash */
600#define IPG_TXFRAG_SIZE JUMBO_FRAME_SIZE
601#else
602#define IPG_TXFRAG_SIZE 0 /* use default MTU */
603#endif
604
605/* Size of allocated received buffers. Nominally 0x0600.
606 * Define larger if expecting jumbo frames.
607 */
608#ifdef JUMBO_FRAME
609/* 4088 = 4096 - 8 */
610#define IPG_RXFRAG_SIZE __IPG_RXFRAG_SIZE
611#define IPG_RXSUPPORT_SIZE IPG_MAX_RXFRAME_SIZE
612#else
613#define IPG_RXFRAG_SIZE 0x0600
614#define IPG_RXSUPPORT_SIZE IPG_RXFRAG_SIZE
615#endif
616
617/* IPG_MAX_RXFRAME_SIZE <= IPG_RXFRAG_SIZE */
618#ifdef JUMBO_FRAME
619#define IPG_MAX_RXFRAME_SIZE JUMBO_FRAME_SIZE
620#else
621#define IPG_MAX_RXFRAME_SIZE 0x0600
622#endif
623
624#define IPG_RFDLIST_LENGTH 0x100 539#define IPG_RFDLIST_LENGTH 0x100
625 540
626/* Maximum number of RFDs to process per interrupt. 541/* Maximum number of RFDs to process per interrupt.