| Message ID | 20240322132619.6389-38-wsa+renesas@sang-engineering.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | i2c: reword i2c_algorithm according to newest specification | expand |
Il 22/03/24 14:25, Wolfram Sang ha scritto: > Match the wording of this driver wrt. the newest I2C v7, SMBus 3.2, I3C > specifications and replace "master/slave" with more appropriate terms. > They are also more specific because we distinguish now between a remote > entity ("client") and a local one ("target"). > > Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
On 3/22/24 14:25, Wolfram Sang wrote: > Match the wording of this driver wrt. the newest I2C v7, SMBus 3.2, I3C > specifications and replace "master/slave" with more appropriate terms. > They are also more specific because we distinguish now between a remote > entity ("client") and a local one ("target"). > > Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> Reviewed-by: Stefan Roese <sr@denx.de> Thanks, Stefan > --- > drivers/i2c/busses/i2c-mt7621.c | 22 +++++++++++----------- > 1 file changed, 11 insertions(+), 11 deletions(-) > > diff --git a/drivers/i2c/busses/i2c-mt7621.c b/drivers/i2c/busses/i2c-mt7621.c > index 81d46169bc1f..c567a2cf4a90 100644 > --- a/drivers/i2c/busses/i2c-mt7621.c > +++ b/drivers/i2c/busses/i2c-mt7621.c > @@ -117,26 +117,26 @@ 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_host_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_host_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_host_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, > +static int mtk_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, > int num) > { > struct mtk_i2c *i2c; > @@ -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_host_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_host_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_host_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_host_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_host_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_host_stop(i2c); > if (ret) > goto err_timeout; > return -ENXIO; > @@ -247,7 +247,7 @@ static u32 mtk_i2c_func(struct i2c_adapter *a) > } > > static const struct i2c_algorithm mtk_i2c_algo = { > - .master_xfer = mtk_i2c_master_xfer, > + .xfer = mtk_i2c_xfer, > .functionality = mtk_i2c_func, > }; > Viele Grüße, Stefan Roese
diff --git a/drivers/i2c/busses/i2c-mt7621.c b/drivers/i2c/busses/i2c-mt7621.c index 81d46169bc1f..c567a2cf4a90 100644 --- a/drivers/i2c/busses/i2c-mt7621.c +++ b/drivers/i2c/busses/i2c-mt7621.c @@ -117,26 +117,26 @@ 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_host_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_host_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_host_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, +static int mtk_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num) { struct mtk_i2c *i2c; @@ -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_host_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_host_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_host_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_host_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_host_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_host_stop(i2c); if (ret) goto err_timeout; return -ENXIO; @@ -247,7 +247,7 @@ static u32 mtk_i2c_func(struct i2c_adapter *a) } static const struct i2c_algorithm mtk_i2c_algo = { - .master_xfer = mtk_i2c_master_xfer, + .xfer = mtk_i2c_xfer, .functionality = mtk_i2c_func, };
Match the wording of this driver wrt. the newest I2C v7, SMBus 3.2, I3C specifications and replace "master/slave" with more appropriate terms. They are also more specific because we distinguish now between a remote entity ("client") and a local one ("target"). Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com> --- drivers/i2c/busses/i2c-mt7621.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-)