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Commit 17edf259 authored by Casey Leedom's avatar Casey Leedom Committed by David S. Miller
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cxgb4vf: Add new macros and definitions for hardware constants 



Add new macros and definitions for hardware constants.

Signed-off-by: Casey Leedom
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 81323b74

drivers/net/cxgb4/t4_hw.h

+39 −0
Original line number Diff line number Diff line
@@ -67,6 +67,45 @@ enum { 
	SGE_MAX_WR_LEN = 512,     /* max WR size in bytes */

	SGE_NTIMERS = 6,          /* # of interrupt holdoff timer values */

	SGE_NCOUNTERS = 4,        /* # of interrupt packet counter values */



	SGE_TIMER_RSTRT_CNTR = 6, /* restart RX packet threshold counter */

	SGE_TIMER_UPD_CIDX = 7,   /* update cidx only */



	SGE_EQ_IDXSIZE = 64,      /* egress queue pidx/cidx unit size */



	SGE_INTRDST_PCI = 0,      /* interrupt destination is PCI-E */

	SGE_INTRDST_IQ = 1,       /*   destination is an ingress queue */



	SGE_UPDATEDEL_NONE = 0,   /* ingress queue pidx update delivery */

	SGE_UPDATEDEL_INTR = 1,   /*   interrupt */

	SGE_UPDATEDEL_STPG = 2,   /*   status page */

	SGE_UPDATEDEL_BOTH = 3,   /*   interrupt and status page */



	SGE_HOSTFCMODE_NONE = 0,  /* egress queue cidx updates */

	SGE_HOSTFCMODE_IQ = 1,    /*   sent to ingress queue */

	SGE_HOSTFCMODE_STPG = 2,  /*   sent to status page */

	SGE_HOSTFCMODE_BOTH = 3,  /*   ingress queue and status page */



	SGE_FETCHBURSTMIN_16B = 0,/* egress queue descriptor fetch minimum */

	SGE_FETCHBURSTMIN_32B = 1,

	SGE_FETCHBURSTMIN_64B = 2,

	SGE_FETCHBURSTMIN_128B = 3,



	SGE_FETCHBURSTMAX_64B = 0,/* egress queue descriptor fetch maximum */

	SGE_FETCHBURSTMAX_128B = 1,

	SGE_FETCHBURSTMAX_256B = 2,

	SGE_FETCHBURSTMAX_512B = 3,



	SGE_CIDXFLUSHTHRESH_1 = 0,/* egress queue cidx flush threshold */

	SGE_CIDXFLUSHTHRESH_2 = 1,

	SGE_CIDXFLUSHTHRESH_4 = 2,

	SGE_CIDXFLUSHTHRESH_8 = 3,

	SGE_CIDXFLUSHTHRESH_16 = 4,

	SGE_CIDXFLUSHTHRESH_32 = 5,

	SGE_CIDXFLUSHTHRESH_64 = 6,

	SGE_CIDXFLUSHTHRESH_128 = 7,



	SGE_INGPADBOUNDARY_SHIFT = 5,/* ingress queue pad boundary */

};



struct sge_qstat {                /* data written to SGE queue status entries */

drivers/net/cxgb4/t4_regs.h

+3 −0
Original line number Diff line number Diff line
@@ -93,12 +93,15 @@ 
#define  PKTSHIFT_MASK          0x00001c00U

#define  PKTSHIFT_SHIFT         10

#define  PKTSHIFT(x)            ((x) << PKTSHIFT_SHIFT)

#define  PKTSHIFT_GET(x)	(((x) & PKTSHIFT_MASK) >> PKTSHIFT_SHIFT)

#define  INGPCIEBOUNDARY_MASK   0x00000380U

#define  INGPCIEBOUNDARY_SHIFT  7

#define  INGPCIEBOUNDARY(x)     ((x) << INGPCIEBOUNDARY_SHIFT)

#define  INGPADBOUNDARY_MASK    0x00000070U

#define  INGPADBOUNDARY_SHIFT   4

#define  INGPADBOUNDARY(x)      ((x) << INGPADBOUNDARY_SHIFT)

#define  INGPADBOUNDARY_GET(x)	(((x) & INGPADBOUNDARY_MASK) \

				 >> INGPADBOUNDARY_SHIFT)

#define  EGRPCIEBOUNDARY_MASK   0x0000000eU

#define  EGRPCIEBOUNDARY_SHIFT  1

#define  EGRPCIEBOUNDARY(x)     ((x) << EGRPCIEBOUNDARY_SHIFT)