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Date: Sat, 3 Jan 2015 00:29:08 +0100
From: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
To: Hans Verkuil <hans.verkuil@...co.com>,
Mauro Carvalho Chehab <m.chehab@...sung.com>
Cc: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>,
Grant Likely <grant.likely@...aro.org>,
Rob Herring <robh+dt@...nel.org>, linux-media@...r.kernel.org,
linux-kernel@...r.kernel.org, devicetree@...r.kernel.org
Subject: [PATCH] media: i2c: adv7604: Remove some unused functions
Removes some functions that are not used anywhere:
test_read() edid_read_block() dpp_write() dpp_read()
esdp_write() esdp_read() cec_write_clr_set()
This was partially found by using a static code analysis program called cppcheck.
Signed-off-by: Rickard Strandqvist <rickard_strandqvist@...ctrumdigital.se>
---
drivers/media/i2c/adv7604.c | 66 -------------------------------------------
1 file changed, 66 deletions(-)
diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
index 47795ff..5e07b91 100644
--- a/drivers/media/i2c/adv7604.c
+++ b/drivers/media/i2c/adv7604.c
@@ -466,11 +466,6 @@ static inline int cec_write(struct v4l2_subdev *sd, u8 reg, u8 val)
return adv_smbus_write_byte_data(state, ADV7604_PAGE_CEC, reg, val);
}
-static inline int cec_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val)
-{
- return cec_write(sd, reg, (cec_read(sd, reg) & ~mask) | val);
-}
-
static inline int infoframe_read(struct v4l2_subdev *sd, u8 reg)
{
struct adv7604_state *state = to_state(sd);
@@ -486,34 +481,6 @@ static inline int infoframe_write(struct v4l2_subdev *sd, u8 reg, u8 val)
reg, val);
}
-static inline int esdp_read(struct v4l2_subdev *sd, u8 reg)
-{
- struct adv7604_state *state = to_state(sd);
-
- return adv_smbus_read_byte_data(state, ADV7604_PAGE_ESDP, reg);
-}
-
-static inline int esdp_write(struct v4l2_subdev *sd, u8 reg, u8 val)
-{
- struct adv7604_state *state = to_state(sd);
-
- return adv_smbus_write_byte_data(state, ADV7604_PAGE_ESDP, reg, val);
-}
-
-static inline int dpp_read(struct v4l2_subdev *sd, u8 reg)
-{
- struct adv7604_state *state = to_state(sd);
-
- return adv_smbus_read_byte_data(state, ADV7604_PAGE_DPP, reg);
-}
-
-static inline int dpp_write(struct v4l2_subdev *sd, u8 reg, u8 val)
-{
- struct adv7604_state *state = to_state(sd);
-
- return adv_smbus_write_byte_data(state, ADV7604_PAGE_DPP, reg, val);
-}
-
static inline int afe_read(struct v4l2_subdev *sd, u8 reg)
{
struct adv7604_state *state = to_state(sd);
@@ -561,32 +528,6 @@ static inline int edid_write(struct v4l2_subdev *sd, u8 reg, u8 val)
return adv_smbus_write_byte_data(state, ADV7604_PAGE_EDID, reg, val);
}
-static inline int edid_read_block(struct v4l2_subdev *sd, unsigned len, u8 *val)
-{
- struct adv7604_state *state = to_state(sd);
- struct i2c_client *client = state->i2c_clients[ADV7604_PAGE_EDID];
- u8 msgbuf0[1] = { 0 };
- u8 msgbuf1[256];
- struct i2c_msg msg[2] = {
- {
- .addr = client->addr,
- .len = 1,
- .buf = msgbuf0
- },
- {
- .addr = client->addr,
- .flags = I2C_M_RD,
- .len = len,
- .buf = msgbuf1
- },
- };
-
- if (i2c_transfer(client->adapter, msg, 2) < 0)
- return -EIO;
- memcpy(val, msgbuf1, len);
- return 0;
-}
-
static inline int edid_write_block(struct v4l2_subdev *sd,
unsigned len, const u8 *val)
{
@@ -652,13 +593,6 @@ static inline int hdmi_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8
return hdmi_write(sd, reg, (hdmi_read(sd, reg) & ~mask) | val);
}
-static inline int test_read(struct v4l2_subdev *sd, u8 reg)
-{
- struct adv7604_state *state = to_state(sd);
-
- return adv_smbus_read_byte_data(state, ADV7604_PAGE_TEST, reg);
-}
-
static inline int test_write(struct v4l2_subdev *sd, u8 reg, u8 val)
{
struct adv7604_state *state = to_state(sd);
--
1.7.10.4
--
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