lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:   Mon,  4 May 2020 04:50:35 -0400
From:   Michael Chan <michael.chan@...adcom.com>
To:     davem@...emloft.net
Cc:     netdev@...r.kernel.org
Subject: [PATCH net-next 09/15] bnxt_en: Define the doorbell offsets on 57500 chips.

Define the 57500 chip doorbell offsets instead of using the magic
values in the C file.

Signed-off-by: Michael Chan <michael.chan@...adcom.com>
---
 drivers/net/ethernet/broadcom/bnxt/bnxt.c | 4 ++--
 drivers/net/ethernet/broadcom/bnxt/bnxt.h | 3 +++
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 5919f72..2e56402 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -5355,9 +5355,9 @@ static void bnxt_set_db(struct bnxt *bp, struct bnxt_db_info *db, u32 ring_type,
 {
 	if (bp->flags & BNXT_FLAG_CHIP_P5) {
 		if (BNXT_PF(bp))
-			db->doorbell = bp->bar1 + 0x10000;
+			db->doorbell = bp->bar1 + DB_PF_OFFSET_P5;
 		else
-			db->doorbell = bp->bar1 + 0x4000;
+			db->doorbell = bp->bar1 + DB_VF_OFFSET_P5;
 		switch (ring_type) {
 		case HWRM_RING_ALLOC_TX:
 			db->db_key64 = DBR_PATH_L2 | DBR_TYPE_SQ;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 1dbc3ae..a3b80409 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -537,6 +537,9 @@ struct nqe_cn {
 #define DBR_TYPE_NQ_ARM					(0xbULL << 60)
 #define DBR_TYPE_NULL					(0xfULL << 60)
 
+#define DB_PF_OFFSET_P5					0x10000
+#define DB_VF_OFFSET_P5					0x4000
+
 #define INVALID_HW_RING_ID	((u16)-1)
 
 /* The hardware supports certain page sizes.  Use the supported page sizes
-- 
2.5.1

Powered by blists - more mailing lists