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cxgb4vf: Update to 128 byte mailbox size for T6 adapter 

Signed-off-by: Hariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hariprasad Shenai 2015-12-23 22:47:19 +05:30 committed by David S. Miller
parent 2216d01432
commit 10aa3b78e9
2 changed files with 10 additions and 2 deletions
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1
drivers/net/ethernet/chelsio/cxgb4vf/t4vf_defs.h
View File

@ -54,6 +54,7 @@
#define T4VF_MPS_BASE_ADDR 0x0100
#define T4VF_PL_BASE_ADDR 0x0200
#define T4VF_MBDATA_BASE_ADDR 0x0240
#define T6VF_MBDATA_BASE_ADDR 0x0280
#define T4VF_CIM_BASE_ADDR 0x0300
#define T4VF_REGMAP_START 0x0000

11
drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c
View File

@ -120,12 +120,19 @@ int t4vf_wr_mbox_core(struct adapter *adapter, const void *cmd, int size,
1, 1, 3, 5, 10, 10, 20, 50, 100
};
u32 v;
u32 v, mbox_data;
int i, ms, delay_idx;
const __be64 *p;
u32 mbox_data = T4VF_MBDATA_BASE_ADDR;
u32 mbox_ctl = T4VF_CIM_BASE_ADDR + CIM_VF_EXT_MAILBOX_CTRL;
/* In T6, mailbox size is changed to 128 bytes to avoid
* invalidating the entire prefetch buffer.
*/
if (CHELSIO_CHIP_VERSION(adapter->params.chip) <= CHELSIO_T5)
mbox_data = T4VF_MBDATA_BASE_ADDR;
else
mbox_data = T6VF_MBDATA_BASE_ADDR;
/*
* Commands must be multiples of 16 bytes in length and may not be
* larger than the size of the Mailbox Data register array.