linux-kernel - [PATCH 1/4] ptp_pch: Remove unused function 'pch_ch_control

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Message-Id: <20210312110910.2221265-2-lee.jones@linaro.org>
Date:   Fri, 12 Mar 2021 11:09:07 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     lee.jones@...aro.org
Cc:     linux-kernel@...r.kernel.org,
        Richard Cochran <richardcochran@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Flavio Suligoi <f.suligoi@...m.it>, netdev@...r.kernel.org
Subject: [PATCH 1/4] ptp_pch: Remove unused function 'pch_ch_control_read()'

Fixes the following W=1 kernel build warning(s):

 drivers/ptp/ptp_pch.c:182:5: warning: no previous prototype for ‘pch_ch_control_read’ [-Wmissing-prototypes]

Cc: Richard Cochran <richardcochran@...il.com> (maintainer:PTP HARDWARE CLOCK SUPPORT)
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Jakub Kicinski <kuba@...nel.org>
Cc: Flavio Suligoi <f.suligoi@...m.it>
Cc: netdev@...r.kernel.org
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h |  1 -
 drivers/ptp/ptp_pch.c                           | 11 -----------
 2 files changed, 12 deletions(-)

diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h
index 55cef5b16aa5f..3ce4899a0417a 100644
--- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h
+++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe.h
@@ -612,7 +612,6 @@ void pch_gbe_free_tx_resources(struct pch_gbe_adapter *adapter,
 void pch_gbe_free_rx_resources(struct pch_gbe_adapter *adapter,
 			       struct pch_gbe_rx_ring *rx_ring);
 void pch_gbe_update_stats(struct pch_gbe_adapter *adapter);
-u32 pch_ch_control_read(struct pci_dev *pdev);
 void pch_ch_control_write(struct pci_dev *pdev, u32 val);
 u32 pch_ch_event_read(struct pci_dev *pdev);
 void pch_ch_event_write(struct pci_dev *pdev, u32 val);
diff --git a/drivers/ptp/ptp_pch.c b/drivers/ptp/ptp_pch.c
index ce10ecd41ba0f..f7ff7230623e0 100644
--- a/drivers/ptp/ptp_pch.c
+++ b/drivers/ptp/ptp_pch.c
@@ -179,17 +179,6 @@ static inline void pch_block_reset(struct pch_dev *chip)
 	iowrite32(val, (&chip->regs->control));
 }
 
-u32 pch_ch_control_read(struct pci_dev *pdev)
-{
-	struct pch_dev *chip = pci_get_drvdata(pdev);
-	u32 val;
-
-	val = ioread32(&chip->regs->ch_control);
-
-	return val;
-}
-EXPORT_SYMBOL(pch_ch_control_read);
-
 void pch_ch_control_write(struct pci_dev *pdev, u32 val)
 {
 	struct pch_dev *chip = pci_get_drvdata(pdev);
-- 
2.27.0