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Message-ID: <20240706112116.24543-32-wsa+renesas@sang-engineering.com>
Date: Sat, 6 Jul 2024 13:20:31 +0200
From: Wolfram Sang <wsa+renesas@...g-engineering.com>
To: linux-i2c@...r.kernel.org
Cc: Wolfram Sang <wsa+renesas@...g-engineering.com>,
AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
Stefan Roese <sr@...x.de>,
Andi Shyti <andi.shyti@...nel.org>,
Matthias Brugger <matthias.bgg@...il.com>,
linux-kernel@...r.kernel.org,
linux-mediatek@...ts.infradead.org
Subject: [PATCH v2 31/60] i2c: mt7621: reword according to newest specification
Change the wording of this driver wrt. the newest I2C v7 and SMBus 3.2
specifications and replace "master/slave" with more appropriate terms.
Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>
Reviewed-by: Stefan Roese <sr@...x.de>
---
drivers/i2c/busses/i2c-mt7621.c | 26 +++++++++++++-------------
1 file changed, 13 insertions(+), 13 deletions(-)
diff --git a/drivers/i2c/busses/i2c-mt7621.c b/drivers/i2c/busses/i2c-mt7621.c
index 81d46169bc1f..23d417ff5e71 100644
--- a/drivers/i2c/busses/i2c-mt7621.c
+++ b/drivers/i2c/busses/i2c-mt7621.c
@@ -117,27 +117,27 @@ static int mtk_i2c_check_ack(struct mtk_i2c *i2c, u32 expected)
return ((ack & ack_expected) == ack_expected) ? 0 : -ENXIO;
}
-static int mtk_i2c_master_start(struct mtk_i2c *i2c)
+static int mtk_i2c_start(struct mtk_i2c *i2c)
{
iowrite32(SM0CTL1_START | SM0CTL1_TRI, i2c->base + REG_SM0CTL1_REG);
return mtk_i2c_wait_idle(i2c);
}
-static int mtk_i2c_master_stop(struct mtk_i2c *i2c)
+static int mtk_i2c_stop(struct mtk_i2c *i2c)
{
iowrite32(SM0CTL1_STOP | SM0CTL1_TRI, i2c->base + REG_SM0CTL1_REG);
return mtk_i2c_wait_idle(i2c);
}
-static int mtk_i2c_master_cmd(struct mtk_i2c *i2c, u32 cmd, int page_len)
+static int mtk_i2c_cmd(struct mtk_i2c *i2c, u32 cmd, int page_len)
{
iowrite32(cmd | SM0CTL1_TRI | SM0CTL1_PGLEN(page_len),
i2c->base + REG_SM0CTL1_REG);
return mtk_i2c_wait_idle(i2c);
}
-static int mtk_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
- int num)
+static int mtk_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
+ int num)
{
struct mtk_i2c *i2c;
struct i2c_msg *pmsg;
@@ -157,7 +157,7 @@ static int mtk_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
goto err_timeout;
/* start sequence */
- ret = mtk_i2c_master_start(i2c);
+ ret = mtk_i2c_start(i2c);
if (ret)
goto err_timeout;
@@ -169,14 +169,14 @@ static int mtk_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
if (pmsg->flags & I2C_M_RD)
addr |= 1;
iowrite32(addr, i2c->base + REG_SM0D0_REG);
- ret = mtk_i2c_master_cmd(i2c, SM0CTL1_WRITE, 2);
+ ret = mtk_i2c_cmd(i2c, SM0CTL1_WRITE, 2);
if (ret)
goto err_timeout;
} else {
/* 7 bits address */
addr = i2c_8bit_addr_from_msg(pmsg);
iowrite32(addr, i2c->base + REG_SM0D0_REG);
- ret = mtk_i2c_master_cmd(i2c, SM0CTL1_WRITE, 1);
+ ret = mtk_i2c_cmd(i2c, SM0CTL1_WRITE, 1);
if (ret)
goto err_timeout;
}
@@ -202,7 +202,7 @@ static int mtk_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
cmd = SM0CTL1_WRITE;
}
- ret = mtk_i2c_master_cmd(i2c, cmd, page_len);
+ ret = mtk_i2c_cmd(i2c, cmd, page_len);
if (ret)
goto err_timeout;
@@ -222,7 +222,7 @@ static int mtk_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
}
}
- ret = mtk_i2c_master_stop(i2c);
+ ret = mtk_i2c_stop(i2c);
if (ret)
goto err_timeout;
@@ -230,7 +230,7 @@ static int mtk_i2c_master_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs,
return i;
err_ack:
- ret = mtk_i2c_master_stop(i2c);
+ ret = mtk_i2c_stop(i2c);
if (ret)
goto err_timeout;
return -ENXIO;
@@ -247,8 +247,8 @@ static u32 mtk_i2c_func(struct i2c_adapter *a)
}
static const struct i2c_algorithm mtk_i2c_algo = {
- .master_xfer = mtk_i2c_master_xfer,
- .functionality = mtk_i2c_func,
+ .xfer = mtk_i2c_xfer,
+ .functionality = mtk_i2c_func,
};
static const struct of_device_id i2c_mtk_dt_ids[] = {
--
2.43.0
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