cxgb4vf: Add new macros and definitions for hardware constants
Subsystems (2)
PATCH 3/9 cxgb4vf: Add new macros and definitions for hardware constants
Add new macros and definitions for hardware constants.
Signed-off-by Casey Leedom
--- drivers/net/cxgb4/t4_hw.h | 39 +++++++++++++++++++++++++++++++++++++++ drivers/net/cxgb4/t4_regs.h | 3 +++ 2 files changed, 42 insertions(+), 0 deletions(-)
drivers/net/cxgb4/t4_hw.h +39 -0
@@ -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
@@ -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)