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From: David Wu <david.wu-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
To: heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org,
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	David Wu <david.wu-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
Subject: [PATCH v9 1/8] i2c: rk3x: add documentation to fields in "struct rk3x_i2c"
Date: Thu, 12 May 2016 15:52:59 +0800	[thread overview]
Message-ID: <1463039586-8134-2-git-send-email-david.wu@rock-chips.com> (raw)
In-Reply-To: <1463039586-8134-1-git-send-email-david.wu-TNX95d0MmH7DzftRWevZcw@public.gmane.org>

Add kernel-doc documentation for the elements of the previously
undocumented struct rk3x_i2c.

Signed-off-by: David Wu <david.wu-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
Reviewed-by: Douglas Anderson <dianders-F7+t8E8rja9g9hUCZPvPmw@public.gmane.org>
Reviewed-by: Heiko Stuebner <heiko-4mtYJXux2i+zQB+pC5nmwQ@public.gmane.org>
---
Change in v9:
- add commit description.

Change in v8:
- none

 drivers/i2c/busses/i2c-rk3x.c | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index 80bed02..7e45d51 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -90,6 +90,26 @@ struct rk3x_i2c_soc_data {
 	int grf_offset;
 };
 
+/**
+ * struct rk3x_i2c - private data of the controller
+ * @adap: corresponding I2C adapter
+ * @dev: device for this controller
+ * @soc_data: related soc data struct
+ * @regs: virtual memory area
+ * @clk: clock of i2c bus
+ * @clk_rate_nb: i2c clk rate change notify
+ * @t: I2C known timing information
+ * @lock: spinlock for the i2c bus
+ * @wait: the waitqueue to wait for i2c transfer
+ * @busy: the condition for the event to wait for
+ * @msg: current i2c message
+ * @addr: addr of i2c slave device
+ * @mode: mode of i2c transfer
+ * @is_last_msg: flag determines whether it is the last msg in this transfer
+ * @state: state of i2c transfer
+ * @processed: byte length which has been send or received
+ * @error: error code for i2c transfer
+ */
 struct rk3x_i2c {
 	struct i2c_adapter adap;
 	struct device *dev;
@@ -116,7 +136,7 @@ struct rk3x_i2c {
 
 	/* I2C state machine */
 	enum rk3x_i2c_state state;
-	unsigned int processed; /* sent/received bytes */
+	unsigned int processed;
 	int error;
 };
 
-- 
1.9.1


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  parent reply	other threads:[~2016-05-12  7:52 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-12  7:52 [PATCH v9 0/8] add i2c driver supported for rk3399 David Wu
     [not found] ` <1463039586-8134-1-git-send-email-david.wu-TNX95d0MmH7DzftRWevZcw@public.gmane.org>
2016-05-12  7:52   ` David Wu [this message]
2016-05-12  7:53   ` [PATCH v9 2/8] i2c: rk3x: use struct "rk3x_i2c_calced_timings" David Wu
2016-05-12  7:57   ` [PATCH v9 5/8] i2c: rk3x: Move spec timing data to "static const" structs David Wu
2016-05-12  7:58   ` [PATCH v9 7/8] i2c: rk3x: add i2c support for rk3399 soc David Wu
2016-05-12  7:53 ` [PATCH v9 3/8] i2c: rk3x: Remove redundant rk3x_i2c_clean_ipd() David Wu
2016-05-12  7:53 ` [PATCH v9 4/8] i2c: rk3x: Change SoC data to not use array David Wu
2016-05-12  7:57 ` [PATCH v9 6/8] dt-bindings: i2c: rk3x: add support for rk3399 David Wu
2016-05-12  8:01 ` [PATCH v9 8/8] i2c: rk3x: support fast-mode plus " David Wu
2016-05-14 11:30 ` [PATCH v9 0/8] add i2c driver supported " Heiko Stuebner

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