linux-kernel - [PATCH 12/16] i2c: busses: i2c-rk3x: Demote unworthy headers and help more complete ones

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Message-Id: <20210520190105.3772683-13-lee.jones@linaro.org>
Date:   Thu, 20 May 2021 20:01:01 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     lee.jones@...aro.org
Cc:     linux-kernel@...r.kernel.org, Heiko Stuebner <heiko@...ech.de>,
        Max Schwarz <max.schwarz@...ine.de>,
        linux-arm-kernel@...ts.infradead.org,
        linux-rockchip@...ts.infradead.org, linux-i2c@...r.kernel.org
Subject: [PATCH 12/16] i2c: busses: i2c-rk3x: Demote unworthy headers and help more complete ones

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

 drivers/i2c/busses/i2c-rk3x.c:242: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 drivers/i2c/busses/i2c-rk3x.c:261: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 drivers/i2c/busses/i2c-rk3x.c:304: warning: Function parameter or member 'i2c' not described in 'rk3x_i2c_prepare_read'
 drivers/i2c/busses/i2c-rk3x.c:304: warning: expecting prototype for Setup a read according to i2c(). Prototype was for rk3x_i2c_prepare_read() instead
 drivers/i2c/busses/i2c-rk3x.c:335: warning: Function parameter or member 'i2c' not described in 'rk3x_i2c_fill_transmit_buf'
 drivers/i2c/busses/i2c-rk3x.c:335: warning: expecting prototype for Fill the transmit buffer with data from i2c(). Prototype was for rk3x_i2c_fill_transmit_buf() instead
 drivers/i2c/busses/i2c-rk3x.c:535: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 drivers/i2c/busses/i2c-rk3x.c:552: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 drivers/i2c/busses/i2c-rk3x.c:713: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 drivers/i2c/busses/i2c-rk3x.c:963: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst
 drivers/i2c/busses/i2c-rk3x.c:973: warning: Function parameter or member 'i2c' not described in 'rk3x_i2c_setup'

Cc: Heiko Stuebner <heiko@...ech.de>
Cc: Max Schwarz <max.schwarz@...ine.de>
Cc: linux-arm-kernel@...ts.infradead.org
Cc: linux-rockchip@...ts.infradead.org
Cc: linux-i2c@...r.kernel.org
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
 drivers/i2c/busses/i2c-rk3x.c | 18 +++++++++---------
 1 file changed, 9 insertions(+), 9 deletions(-)

diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index 819ab4ee517e1..1dfbd1185aefc 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -238,7 +238,7 @@ static inline void rk3x_i2c_clean_ipd(struct rk3x_i2c *i2c)
 	i2c_writel(i2c, REG_INT_ALL, REG_IPD);
 }

-/**
+/*
  * Generate a START condition, which triggers a REG_INT_START interrupt.
  */
 static void rk3x_i2c_start(struct rk3x_i2c *i2c)
@@ -257,7 +257,7 @@ static void rk3x_i2c_start(struct rk3x_i2c *i2c)
 	i2c_writel(i2c, val, REG_CON);
 }

-/**
+/*
  * Generate a STOP condition, which triggers a REG_INT_STOP interrupt.
  *
  * @error: Error code to return in rk3x_i2c_xfer
@@ -297,7 +297,7 @@ static void rk3x_i2c_stop(struct rk3x_i2c *i2c, int error)
 	}
 }

-/**
+/*
  * Setup a read according to i2c->msg
  */
 static void rk3x_i2c_prepare_read(struct rk3x_i2c *i2c)
@@ -328,7 +328,7 @@ static void rk3x_i2c_prepare_read(struct rk3x_i2c *i2c)
 	i2c_writel(i2c, len, REG_MRXCNT);
 }

-/**
+/*
  * Fill the transmit buffer with data from i2c->msg
  */
 static void rk3x_i2c_fill_transmit_buf(struct rk3x_i2c *i2c)
@@ -532,7 +532,7 @@ static irqreturn_t rk3x_i2c_irq(int irqno, void *dev_id)
 }

 /**
- * Get timing values of I2C specification
+ * rk3x_i2c_get_spec() - Get timing values of I2C specification
  *
  * @speed: Desired SCL frequency
  *
@@ -549,7 +549,7 @@ static const struct i2c_spec_values *rk3x_i2c_get_spec(unsigned int speed)
 }

 /**
- * Calculate divider values for desired SCL frequency
+ * rk3x_i2c_v0_calc_timings() - Calculate divider values for desired SCL frequency
  *
  * @clk_rate: I2C input clock rate
  * @t: Known I2C timing information
@@ -710,7 +710,7 @@ static int rk3x_i2c_v0_calc_timings(unsigned long clk_rate,
 }

 /**
- * Calculate timing values for desired SCL frequency
+ * rk3x_i2c_v1_calc_timings() - Calculate timing values for desired SCL frequency
  *
  * @clk_rate: I2C input clock rate
  * @t: Known I2C timing information
@@ -959,8 +959,8 @@ static int rk3x_i2c_clk_notifier_cb(struct notifier_block *nb, unsigned long
 	}
 }

-/**
- * Setup I2C registers for an I2C operation specified by msgs, num.
+/*
+ * rk3x_i2c_setup() - Setup I2C registers for an I2C operation specified by msgs, num.
  *
  * Must be called with i2c->lock held.
  *
-- 
2.31.1