linux-kernel - [PATCH 16/32] pata_parport-bpck6: merge ppc6_rd_port into bpck6_read

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Message-Id: <20230307224627.28011-17-linux@zary.sk>
Date:   Tue,  7 Mar 2023 23:46:11 +0100
From:   Ondrej Zary <linux@...y.sk>
To:     Damien Le Moal <damien.lemoal@...nsource.wdc.com>,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>
Cc:     Christoph Hellwig <hch@....de>,
        Sergey Shtylyov <s.shtylyov@....ru>,
        Jens Axboe <axboe@...nel.dk>, Tim Waugh <tim@...erelk.net>,
        linux-block@...r.kernel.org, linux-parport@...ts.infradead.org,
        linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 16/32] pata_parport-bpck6: merge ppc6_rd_port into bpck6_read_regr

ppc6_rd_port is only called by bpck6_read_regr. Merge ppc6_rd_port
into bpck6_read_regr.

Signed-off-by: Ondrej Zary <linux@...y.sk>
---
 drivers/ata/pata_parport/bpck6.c   |  5 ++++-
 drivers/ata/pata_parport/ppc6lnx.c | 10 ----------
 2 files changed, 4 insertions(+), 11 deletions(-)

diff --git a/drivers/ata/pata_parport/bpck6.c b/drivers/ata/pata_parport/bpck6.c
index b8135a6eed16..2918fc9e9def 100644
--- a/drivers/ata/pata_parport/bpck6.c
+++ b/drivers/ata/pata_parport/bpck6.c
@@ -21,7 +21,10 @@
 
 static int bpck6_read_regr(struct pi_adapter *pi, int cont, int reg)
 {
-	return ppc6_rd_port(pi, cont?reg|8:reg);
+	u8 port = cont ? reg | 8 : reg;
+
+	ppc6_send_cmd(pi, port | ACCESS_PORT | ACCESS_READ);
+	return ppc6_rd_data_byte(pi);
 }
 
 static void bpck6_write_regr(struct pi_adapter *pi, int cont, int reg, int val)
diff --git a/drivers/ata/pata_parport/ppc6lnx.c b/drivers/ata/pata_parport/ppc6lnx.c
index 5b7796083e7e..23dce177b722 100644
--- a/drivers/ata/pata_parport/ppc6lnx.c
+++ b/drivers/ata/pata_parport/ppc6lnx.c
@@ -72,7 +72,6 @@ static void ppc6_deselect(struct pi_adapter *pi);
 static void ppc6_send_cmd(struct pi_adapter *pi, u8 cmd);
 static void ppc6_wr_data_byte(struct pi_adapter *pi, u8 data);
 static u8 ppc6_rd_data_byte(struct pi_adapter *pi);
-static u8 ppc6_rd_port(struct pi_adapter *pi, u8 port);
 static void ppc6_wr_port(struct pi_adapter *pi, u8 port, u8 data);
 static void ppc6_rd_data_blk(struct pi_adapter *pi, u8 *data, long count);
 static void ppc6_wait_for_fifo(struct pi_adapter *pi);
@@ -288,15 +287,6 @@ static u8 ppc6_rd_data_byte(struct pi_adapter *pi)
 
 //***************************************************************************
 
-static u8 ppc6_rd_port(struct pi_adapter *pi, u8 port)
-{
-	ppc6_send_cmd(pi, port | ACCESS_PORT | ACCESS_READ);
-
-	return ppc6_rd_data_byte(pi);
-}
-
-//***************************************************************************
-
 static void ppc6_wr_port(struct pi_adapter *pi, u8 port, u8 data)
 {
 	ppc6_send_cmd(pi, port | ACCESS_PORT | ACCESS_WRITE);
-- 
Ondrej Zary