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Commit 10aa3b78 authored by Hariprasad Shenai's avatar Hariprasad Shenai Committed by David S. Miller
Browse files

cxgb4vf: Update to 128 byte mailbox size for T6 adapter 



Signed-off-by: default avatarHariprasad Shenai <hariprasad@chelsio.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2216d014

drivers/net/ethernet/chelsio/cxgb4vf/t4vf_defs.h

+1 −0
Original line number Diff line number Diff line
@@ -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

drivers/net/ethernet/chelsio/cxgb4vf/t4vf_hw.c

+9 −2
Original line number Diff line number Diff line
@@ -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.