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Message-ID: <f62e6e19-5423-2ead-b2bd-62844b23ef8f@gmail.com>
Date: Thu, 1 Apr 2021 18:43:15 +0200
From: Heiner Kallweit <hkallweit1@...il.com>
To: Bjorn Helgaas <bhelgaas@...gle.com>,
Rasesh Mody <rmody@...vell.com>, GR-Linux-NIC-Dev@...vell.com,
David Miller <davem@...emloft.net>,
Jakub Kicinski <kuba@...nel.org>,
Ariel Elior <aelior@...vell.com>,
Sudarsana Kalluru <skalluru@...vell.com>,
GR-everest-linux-l2@...vell.com,
Michael Chan <michael.chan@...adcom.com>,
Siva Reddy Kallam <siva.kallam@...adcom.com>,
Prashant Sreedharan <prashant@...adcom.com>,
Raju Rangoju <rajur@...lsio.com>,
Edward Cree <ecree.xilinx@...il.com>,
Martin Habets <habetsm.xilinx@...il.com>,
"Manoj N. Kumar" <manoj@...ux.ibm.com>,
"Matthew R. Ochs" <mrochs@...ux.ibm.com>,
Uma Krishnan <ukrishn@...ux.ibm.com>,
"James E.J. Bottomley" <jejb@...ux.ibm.com>,
"Martin K. Petersen" <martin.petersen@...cle.com>
Cc: "linux-pci@...r.kernel.org" <linux-pci@...r.kernel.org>,
"netdev@...r.kernel.org" <netdev@...r.kernel.org>,
SCSI development list <linux-scsi@...r.kernel.org>
Subject: [PATCH 2/3] PCI/VPD: Remove argument off from pci_vpd_find_tag
All callers pass 0 as offset. Therefore remove the parameter and use
a fixed offset 0 in pci_vpd_find_tag().
Signed-off-by: Heiner Kallweit <hkallweit1@...il.com>
---
drivers/net/ethernet/broadcom/bnx2.c | 2 +-
drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c | 3 +--
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 2 +-
drivers/net/ethernet/broadcom/tg3.c | 4 ++--
drivers/net/ethernet/chelsio/cxgb4/t4_hw.c | 2 +-
drivers/net/ethernet/sfc/efx.c | 2 +-
drivers/net/ethernet/sfc/falcon/efx.c | 2 +-
drivers/pci/vpd.c | 4 ++--
drivers/scsi/cxlflash/main.c | 3 +--
include/linux/pci.h | 3 +--
10 files changed, 12 insertions(+), 15 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c
index 3e8a179f3..c0986096c 100644
--- a/drivers/net/ethernet/broadcom/bnx2.c
+++ b/drivers/net/ethernet/broadcom/bnx2.c
@@ -8057,7 +8057,7 @@ bnx2_read_vpd_fw_ver(struct bnx2 *bp)
data[i + 3] = data[i + BNX2_VPD_LEN];
}
- i = pci_vpd_find_tag(data, 0, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA);
+ i = pci_vpd_find_tag(data, BNX2_VPD_LEN, PCI_VPD_LRDT_RO_DATA);
if (i < 0)
goto vpd_done;
diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
index 568013875..281b1c2e0 100644
--- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
+++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c
@@ -12206,8 +12206,7 @@ static void bnx2x_read_fwinfo(struct bnx2x *bp)
/* VPD RO tag should be first tag after identifier string, hence
* we should be able to find it in first BNX2X_VPD_LEN chars
*/
- i = pci_vpd_find_tag(vpd_start, 0, BNX2X_VPD_LEN,
- PCI_VPD_LRDT_RO_DATA);
+ i = pci_vpd_find_tag(vpd_start, BNX2X_VPD_LEN, PCI_VPD_LRDT_RO_DATA);
if (i < 0)
goto out_not_found;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 6f1364212..4c517fe70 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -12719,7 +12719,7 @@ static void bnxt_vpd_read_info(struct bnxt *bp)
goto exit;
}
- i = pci_vpd_find_tag(vpd_data, 0, vpd_size, PCI_VPD_LRDT_RO_DATA);
+ i = pci_vpd_find_tag(vpd_data, vpd_size, PCI_VPD_LRDT_RO_DATA);
if (i < 0) {
netdev_err(bp->dev, "VPD READ-Only not found\n");
goto exit;
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index d23819299..b0e49643f 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -13016,7 +13016,7 @@ static int tg3_test_nvram(struct tg3 *tp)
if (!buf)
return -ENOMEM;
- i = pci_vpd_find_tag((u8 *)buf, 0, len, PCI_VPD_LRDT_RO_DATA);
+ i = pci_vpd_find_tag((u8 *)buf, len, PCI_VPD_LRDT_RO_DATA);
if (i > 0) {
j = pci_vpd_lrdt_size(&((u8 *)buf)[i]);
if (j < 0)
@@ -15629,7 +15629,7 @@ static void tg3_read_vpd(struct tg3 *tp)
if (!vpd_data)
goto out_no_vpd;
- i = pci_vpd_find_tag(vpd_data, 0, vpdlen, PCI_VPD_LRDT_RO_DATA);
+ i = pci_vpd_find_tag(vpd_data, vpdlen, PCI_VPD_LRDT_RO_DATA);
if (i < 0)
goto out_not_found;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index 98829e482..ef5d10e1c 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -2774,7 +2774,7 @@ int t4_get_raw_vpd_params(struct adapter *adapter, struct vpd_params *p)
if (id_len > ID_LEN)
id_len = ID_LEN;
- i = pci_vpd_find_tag(vpd, 0, VPD_LEN, PCI_VPD_LRDT_RO_DATA);
+ i = pci_vpd_find_tag(vpd, VPD_LEN, PCI_VPD_LRDT_RO_DATA);
if (i < 0) {
dev_err(adapter->pdev_dev, "missing VPD-R section\n");
ret = -EINVAL;
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index 36c8625a6..c746ca723 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -920,7 +920,7 @@ static void efx_probe_vpd_strings(struct efx_nic *efx)
}
/* Get the Read only section */
- ro_start = pci_vpd_find_tag(vpd_data, 0, vpd_size, PCI_VPD_LRDT_RO_DATA);
+ ro_start = pci_vpd_find_tag(vpd_data, vpd_size, PCI_VPD_LRDT_RO_DATA);
if (ro_start < 0) {
netif_err(efx, drv, efx->net_dev, "VPD Read-only not found\n");
return;
diff --git a/drivers/net/ethernet/sfc/falcon/efx.c b/drivers/net/ethernet/sfc/falcon/efx.c
index f89799919..5e7a57b68 100644
--- a/drivers/net/ethernet/sfc/falcon/efx.c
+++ b/drivers/net/ethernet/sfc/falcon/efx.c
@@ -2800,7 +2800,7 @@ static void ef4_probe_vpd_strings(struct ef4_nic *efx)
}
/* Get the Read only section */
- ro_start = pci_vpd_find_tag(vpd_data, 0, vpd_size, PCI_VPD_LRDT_RO_DATA);
+ ro_start = pci_vpd_find_tag(vpd_data, vpd_size, PCI_VPD_LRDT_RO_DATA);
if (ro_start < 0) {
netif_err(efx, drv, efx->net_dev, "VPD Read-only not found\n");
return;
diff --git a/drivers/pci/vpd.c b/drivers/pci/vpd.c
index 85889718a..5b80db02d 100644
--- a/drivers/pci/vpd.c
+++ b/drivers/pci/vpd.c
@@ -367,11 +367,11 @@ void pci_vpd_release(struct pci_dev *dev)
kfree(dev->vpd);
}
-int pci_vpd_find_tag(const u8 *buf, unsigned int off, unsigned int len, u8 rdt)
+int pci_vpd_find_tag(const u8 *buf, unsigned int len, u8 rdt)
{
int i;
- for (i = off; i < len; ) {
+ for (i = 0; i < len; ) {
u8 val = buf[i];
if (val & PCI_VPD_LRDT) {
diff --git a/drivers/scsi/cxlflash/main.c b/drivers/scsi/cxlflash/main.c
index dc36531d5..222593bc2 100644
--- a/drivers/scsi/cxlflash/main.c
+++ b/drivers/scsi/cxlflash/main.c
@@ -1649,8 +1649,7 @@ static int read_vpd(struct cxlflash_cfg *cfg, u64 wwpn[])
}
/* Get the read only section offset */
- ro_start = pci_vpd_find_tag(vpd_data, 0, vpd_size,
- PCI_VPD_LRDT_RO_DATA);
+ ro_start = pci_vpd_find_tag(vpd_data, vpd_size, PCI_VPD_LRDT_RO_DATA);
if (unlikely(ro_start < 0)) {
dev_err(dev, "%s: VPD Read-only data not found\n", __func__);
rc = -ENODEV;
diff --git a/include/linux/pci.h b/include/linux/pci.h
index 51660ab67..56125397f 100644
--- a/include/linux/pci.h
+++ b/include/linux/pci.h
@@ -2311,14 +2311,13 @@ static inline u8 pci_vpd_info_field_size(const u8 *info_field)
/**
* pci_vpd_find_tag - Locates the Resource Data Type tag provided
* @buf: Pointer to buffered vpd data
- * @off: The offset into the buffer at which to begin the search
* @len: The length of the vpd buffer
* @rdt: The Resource Data Type to search for
*
* Returns the index where the Resource Data Type was found or
* -ENOENT otherwise.
*/
-int pci_vpd_find_tag(const u8 *buf, unsigned int off, unsigned int len, u8 rdt);
+int pci_vpd_find_tag(const u8 *buf, unsigned int len, u8 rdt);
/**
* pci_vpd_find_info_keyword - Locates an information field keyword in the VPD
--
2.31.1
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