system/freebsd-src
system/freebsd-src
1
0
Fork 0
mirror of https://github.com/freebsd/freebsd-src synced 2024-07-22 02:37:15 +00:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

cxgbe(4): Use the correct size for the CIM LA on the T6.

Browse source 
The logic analyzer in the T6 CIM block has a different capture size than
previous chips.

MFC after:	1 week
Sponsored by:	Chelsio Communications
This commit is contained in:
Navdeep Parhar 2024-01-09 13:22:16 -08:00
parent 5cd08d9ecf
commit 9ea86c8f67
3 changed files with 8 additions and 3 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
sys/dev/cxgbe/common/common.h
View file

@ -313,6 +313,7 @@ struct chip_params {
u32 sge_fl_db;
u16 mps_tcam_size;
u16 rss_nentries;
u16 cim_la_size;
};
/* VF-only parameters. */

7
sys/dev/cxgbe/common/t4_hw.c
View file

@ -9303,6 +9303,7 @@ const struct chip_params *t4_get_chip_params(int chipid)
.sge_fl_db = F_DBPRIO,
.mps_tcam_size = NUM_MPS_CLS_SRAM_L_INSTANCES,
.rss_nentries = RSS_NENTRIES,
.cim_la_size = CIMLA_SIZE,
},
{
/* T5 */
@ -9317,6 +9318,7 @@ const struct chip_params *t4_get_chip_params(int chipid)
.sge_fl_db = F_DBPRIO | F_DBTYPE,
.mps_tcam_size = NUM_MPS_T5_CLS_SRAM_L_INSTANCES,
.rss_nentries = RSS_NENTRIES,
.cim_la_size = CIMLA_SIZE,
},
{
/* T6 */
@ -9331,6 +9333,7 @@ const struct chip_params *t4_get_chip_params(int chipid)
.sge_fl_db = 0,
.mps_tcam_size = NUM_MPS_T5_CLS_SRAM_L_INSTANCES,
.rss_nentries = T6_RSS_NENTRIES,
.cim_la_size = CIMLA_SIZE_T6,
},
};
@ -9386,11 +9389,11 @@ int t4_prep_adapter(struct adapter *adapter, u32 *buf)
/* Cards with real ASICs have the chipid in the PCIe device id */
t4_os_pci_read_cfg2(adapter, PCI_DEVICE_ID, &device_id);
if (device_id >> 12 == chip_id(adapter))
adapter->params.cim_la_size = CIMLA_SIZE;
adapter->params.cim_la_size = adapter->chip_params->cim_la_size;
else {
/* FPGA */
adapter->params.fpga = 1;
adapter->params.cim_la_size = 2 * CIMLA_SIZE;
adapter->params.cim_la_size = 2 * adapter->chip_params->cim_la_size;
}
ret = get_vpd_params(adapter, &adapter->params.vpd, device_id, buf);

3
sys/dev/cxgbe/common/t4_hw.h
View file

@ -66,7 +66,8 @@ enum {
CIM_NUM_IBQ = 6, /* # of CIM IBQs */
CIM_NUM_OBQ = 6, /* # of CIM OBQs */
CIM_NUM_OBQ_T5 = 8, /* # of CIM OBQs for T5 adapter */
CIMLA_SIZE = 2048, /* # of 32-bit words in CIM LA */
CIMLA_SIZE = 256 * 8, /* 256 rows * ceil(235/32) 32-bit words */
CIMLA_SIZE_T6 = 256 * 10, /* 256 rows * ceil(311/32) 32-bit words */
CIM_PIFLA_SIZE = 64, /* # of 192-bit words in CIM PIF LA */
CIM_MALA_SIZE = 64, /* # of 160-bit words in CIM MA LA */
CIM_IBQ_SIZE = 128, /* # of 128-bit words in a CIM IBQ */