Linux RDMA and InfiniBand development
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From: Selvin Xavier <selvin.xavier@broadcom.com>
To: jgg@ziepe.ca, leon@kernel.org
Cc: linux-rdma@vger.kernel.org, andrew.gospodarek@broadcom.com,
	Kashyap Desai <kashyap.desai@broadcom.com>,
	Selvin Xavier <selvin.xavier@broadcom.com>
Subject: [PATCH for-next 03/17] RDMA/bnxt_re: remove virt_func check while creating RoCE FW channel
Date: Thu,  8 Jun 2023 03:24:54 -0700	[thread overview]
Message-ID: <1686219908-11181-4-git-send-email-selvin.xavier@broadcom.com> (raw)
In-Reply-To: <1686219908-11181-1-git-send-email-selvin.xavier@broadcom.com>

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From: Kashyap Desai <kashyap.desai@broadcom.com>

There is a common FW communication offset for both PF and VF.
Removed code around virt_fn check while creating FW channel.

Signed-off-by: Kashyap Desai <kashyap.desai@broadcom.com>
Signed-off-by: Selvin Xavier <selvin.xavier@broadcom.com>
---
 drivers/infiniband/hw/bnxt_re/main.c       |  2 +-
 drivers/infiniband/hw/bnxt_re/qplib_rcfw.c | 15 ++++++---------
 drivers/infiniband/hw/bnxt_re/qplib_rcfw.h |  5 ++---
 3 files changed, 9 insertions(+), 13 deletions(-)

diff --git a/drivers/infiniband/hw/bnxt_re/main.c b/drivers/infiniband/hw/bnxt_re/main.c
index 4718af6..51372de 100644
--- a/drivers/infiniband/hw/bnxt_re/main.c
+++ b/drivers/infiniband/hw/bnxt_re/main.c
@@ -1202,7 +1202,7 @@ static int bnxt_re_dev_init(struct bnxt_re_dev *rdev, u8 wqe_mode)
 	db_offt = bnxt_re_get_nqdb_offset(rdev, BNXT_RE_AEQ_IDX);
 	vid = rdev->en_dev->msix_entries[BNXT_RE_AEQ_IDX].vector;
 	rc = bnxt_qplib_enable_rcfw_channel(&rdev->rcfw,
-					    vid, db_offt, rdev->is_virtfn,
+					    vid, db_offt,
 					    &bnxt_re_aeq_handler);
 	if (rc) {
 		ibdev_err(&rdev->ibdev, "Failed to enable RCFW channel: %#x\n",
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
index c11b8e7..67140eb 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.c
@@ -724,13 +724,11 @@ int bnxt_qplib_rcfw_start_irq(struct bnxt_qplib_rcfw *rcfw, int msix_vector,
 	return 0;
 }
 
-static int bnxt_qplib_map_cmdq_mbox(struct bnxt_qplib_rcfw *rcfw, bool is_vf)
+static int bnxt_qplib_map_cmdq_mbox(struct bnxt_qplib_rcfw *rcfw)
 {
 	struct bnxt_qplib_cmdq_mbox *mbox;
 	resource_size_t bar_reg;
 	struct pci_dev *pdev;
-	u16 prod_offt;
-	int rc = 0;
 
 	pdev = rcfw->pdev;
 	mbox = &rcfw->cmdq.cmdq_mbox;
@@ -755,11 +753,10 @@ static int bnxt_qplib_map_cmdq_mbox(struct bnxt_qplib_rcfw *rcfw, bool is_vf)
 		return -ENOMEM;
 	}
 
-	prod_offt = is_vf ? RCFW_VF_COMM_PROD_OFFSET :
-			    RCFW_PF_COMM_PROD_OFFSET;
-	mbox->prod = (void  __iomem *)(mbox->reg.bar_reg + prod_offt);
+	mbox->prod = (void  __iomem *)(mbox->reg.bar_reg +
+			RCFW_PF_VF_COMM_PROD_OFFSET);
 	mbox->db = (void __iomem *)(mbox->reg.bar_reg + RCFW_COMM_TRIG_OFFSET);
-	return rc;
+	return 0;
 }
 
 static int bnxt_qplib_map_creq_db(struct bnxt_qplib_rcfw *rcfw, u32 reg_offt)
@@ -820,7 +817,7 @@ static void bnxt_qplib_start_rcfw(struct bnxt_qplib_rcfw *rcfw)
 
 int bnxt_qplib_enable_rcfw_channel(struct bnxt_qplib_rcfw *rcfw,
 				   int msix_vector,
-				   int cp_bar_reg_off, int virt_fn,
+				   int cp_bar_reg_off,
 				   aeq_handler_t aeq_handler)
 {
 	struct bnxt_qplib_cmdq_ctx *cmdq;
@@ -840,7 +837,7 @@ int bnxt_qplib_enable_rcfw_channel(struct bnxt_qplib_rcfw *rcfw,
 	creq->stats.creq_func_event_processed = 0;
 	creq->aeq_handler = aeq_handler;
 
-	rc = bnxt_qplib_map_cmdq_mbox(rcfw, virt_fn);
+	rc = bnxt_qplib_map_cmdq_mbox(rcfw);
 	if (rc)
 		return rc;
 
diff --git a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
index 92f7a25..0dff56e 100644
--- a/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
+++ b/drivers/infiniband/hw/bnxt_re/qplib_rcfw.h
@@ -45,8 +45,7 @@
 #define RCFW_COMM_PCI_BAR_REGION	0
 #define RCFW_COMM_CONS_PCI_BAR_REGION	2
 #define RCFW_COMM_BASE_OFFSET		0x600
-#define RCFW_PF_COMM_PROD_OFFSET	0xc
-#define RCFW_VF_COMM_PROD_OFFSET	0xc
+#define RCFW_PF_VF_COMM_PROD_OFFSET	0xc
 #define RCFW_COMM_TRIG_OFFSET		0x100
 #define RCFW_COMM_SIZE			0x104
 
@@ -235,7 +234,7 @@ int bnxt_qplib_rcfw_start_irq(struct bnxt_qplib_rcfw *rcfw, int msix_vector,
 			      bool need_init);
 int bnxt_qplib_enable_rcfw_channel(struct bnxt_qplib_rcfw *rcfw,
 				   int msix_vector,
-				   int cp_bar_reg_off, int virt_fn,
+				   int cp_bar_reg_off,
 				   aeq_handler_t aeq_handler);
 
 struct bnxt_qplib_rcfw_sbuf *bnxt_qplib_rcfw_alloc_sbuf(
-- 
2.5.5


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  parent reply	other threads:[~2023-06-08 10:37 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-08 10:24 [PATCH for-next 00/17] RDMA/bnxt_re: Control path updates Selvin Xavier
2023-06-08 10:24 ` [PATCH for-next 01/17] RDMA/bnxt_re: wraparound mbox producer index Selvin Xavier
2023-06-08 10:24 ` [PATCH for-next 02/17] RDMA/bnxt_re: Avoid calling wake_up threads from spin_lock context Selvin Xavier
2023-06-08 10:24 ` Selvin Xavier [this message]
2023-06-08 10:24 ` [PATCH for-next 04/17] RDMA/bnxt_re: set fixed command queue depth Selvin Xavier
2023-06-08 10:24 ` [PATCH for-next 05/17] RDMA/bnxt_re: Enhance the existing functions that wait for FW responses Selvin Xavier
2023-06-08 10:24 ` [PATCH for-next 06/17] RDMA/bnxt_re: Avoid the command wait if firmware is inactive Selvin Xavier
2023-06-08 10:24 ` [PATCH for-next 07/17] RDMA/bnxt_re: use shadow qd while posting non blocking rcfw command Selvin Xavier
2023-06-08 10:24 ` [PATCH for-next 08/17] RDMA/bnxt_re: Simplify the function that sends the FW commands Selvin Xavier
2023-06-08 10:25 ` [PATCH for-next 09/17] RDMA/bnxt_re: add helper function __poll_for_resp Selvin Xavier
2023-06-08 10:25 ` [PATCH for-next 10/17] RDMA/bnxt_re: handle command completions after driver detect a timedout Selvin Xavier
2023-06-08 12:53   ` kernel test robot
2023-06-08 10:25 ` [PATCH for-next 11/17] RDMA/bnxt_re: Add firmware stall check detection Selvin Xavier
2023-06-08 10:25 ` [PATCH for-next 12/17] RDMA/bnxt_re: post destroy_ah for delayed completion of AH creation Selvin Xavier
2023-06-08 10:25 ` [PATCH for-next 13/17] RDMA/bnxt_re: consider timeout of destroy ah as success Selvin Xavier
2023-06-08 10:25 ` [PATCH for-next 14/17] RDMA/bnxt_re: cancel all control path command waiters upon error Selvin Xavier
2023-06-08 10:25 ` [PATCH for-next 15/17] RDMA/bnxt_re: use firmware provided max request timeout Selvin Xavier
2023-06-08 10:25 ` [PATCH for-next 16/17] RDMA/bnxt_re: remove redundant cmdq_bitmap Selvin Xavier
2023-06-08 10:25 ` [PATCH for-next 17/17] RDMA/bnxt_re: optimize the parameters passed to helper functions Selvin Xavier

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