From: Hans Verkuil Date: Sun, 24 Mar 2013 11:28:46 +0000 (-0300) Subject: [media] v4l2: add const to argument of write-only s_register ioctl X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=977ba3b1b73f24fae2d0c8bd59d7a4696f1e0ccc;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git [media] v4l2: add const to argument of write-only s_register ioctl This ioctl is defined as IOW, so pass the argument as const. Signed-off-by: Hans Verkuil Acked-by: Guennadi Liakhovetski Acked-by: Lad, Prabhakar Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/dvb-frontends/au8522_decoder.c b/drivers/media/dvb-frontends/au8522_decoder.c index 5243ba6295cc..526902b45f9c 100644 --- a/drivers/media/dvb-frontends/au8522_decoder.c +++ b/drivers/media/dvb-frontends/au8522_decoder.c @@ -583,7 +583,7 @@ static int au8522_g_register(struct v4l2_subdev *sd, } static int au8522_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); struct au8522_state *state = to_state(sd); diff --git a/drivers/media/i2c/ad9389b.c b/drivers/media/i2c/ad9389b.c index c2886b6a727d..58344b6c3a55 100644 --- a/drivers/media/i2c/ad9389b.c +++ b/drivers/media/i2c/ad9389b.c @@ -354,7 +354,7 @@ static int ad9389b_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * return 0; } -static int ad9389b_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int ad9389b_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/adv7183.c b/drivers/media/i2c/adv7183.c index 6fed5b74e743..56a1fa4af0fe 100644 --- a/drivers/media/i2c/adv7183.c +++ b/drivers/media/i2c/adv7183.c @@ -507,7 +507,7 @@ static int adv7183_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * return 0; } -static int adv7183_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int adv7183_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c index f47555b1000a..31a63c9324fe 100644 --- a/drivers/media/i2c/adv7604.c +++ b/drivers/media/i2c/adv7604.c @@ -699,7 +699,7 @@ static int adv7604_g_register(struct v4l2_subdev *sd, } static int adv7604_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/ak881x.c b/drivers/media/i2c/ak881x.c index ba674656b10d..fd47465e4f6a 100644 --- a/drivers/media/i2c/ak881x.c +++ b/drivers/media/i2c/ak881x.c @@ -101,7 +101,7 @@ static int ak881x_g_register(struct v4l2_subdev *sd, } static int ak881x_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/cs5345.c b/drivers/media/i2c/cs5345.c index c8581e26fa9c..1d2f7c8512b5 100644 --- a/drivers/media/i2c/cs5345.c +++ b/drivers/media/i2c/cs5345.c @@ -110,7 +110,7 @@ static int cs5345_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r return 0; } -static int cs5345_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int cs5345_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/cx25840/cx25840-core.c b/drivers/media/i2c/cx25840/cx25840-core.c index 234b7c63d087..12fb9b2eb887 100644 --- a/drivers/media/i2c/cx25840/cx25840-core.c +++ b/drivers/media/i2c/cx25840/cx25840-core.c @@ -1671,7 +1671,7 @@ static int cx25840_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * return 0; } -static int cx25840_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int cx25840_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/m52790.c b/drivers/media/i2c/m52790.c index 0991576f4c82..39f50fd2b8d2 100644 --- a/drivers/media/i2c/m52790.c +++ b/drivers/media/i2c/m52790.c @@ -96,7 +96,7 @@ static int m52790_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r return 0; } -static int m52790_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int m52790_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct m52790_state *state = to_state(sd); struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/mt9m032.c b/drivers/media/i2c/mt9m032.c index f80c1d7ec884..2526b66b91fd 100644 --- a/drivers/media/i2c/mt9m032.c +++ b/drivers/media/i2c/mt9m032.c @@ -548,7 +548,7 @@ static int mt9m032_g_register(struct v4l2_subdev *sd, } static int mt9m032_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct mt9m032 *sensor = to_mt9m032(sd); struct i2c_client *client = v4l2_get_subdevdata(&sensor->subdev); diff --git a/drivers/media/i2c/mt9v011.c b/drivers/media/i2c/mt9v011.c index 73b7688cbebd..3f415fd12de3 100644 --- a/drivers/media/i2c/mt9v011.c +++ b/drivers/media/i2c/mt9v011.c @@ -421,7 +421,7 @@ static int mt9v011_g_register(struct v4l2_subdev *sd, } static int mt9v011_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/ov7670.c b/drivers/media/i2c/ov7670.c index 05ed5b8e7f88..617ad3fff4aa 100644 --- a/drivers/media/i2c/ov7670.c +++ b/drivers/media/i2c/ov7670.c @@ -1487,7 +1487,7 @@ static int ov7670_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r return ret; } -static int ov7670_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int ov7670_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/saa7115.c b/drivers/media/i2c/saa7115.c index 6b6788cd08f6..5d9d0330b3df 100644 --- a/drivers/media/i2c/saa7115.c +++ b/drivers/media/i2c/saa7115.c @@ -1428,7 +1428,7 @@ static int saa711x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * return 0; } -static int saa711x_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int saa711x_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/saa7127.c b/drivers/media/i2c/saa7127.c index b745f68fbc92..8a47ac10927f 100644 --- a/drivers/media/i2c/saa7127.c +++ b/drivers/media/i2c/saa7127.c @@ -672,7 +672,7 @@ static int saa7127_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * return 0; } -static int saa7127_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int saa7127_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/saa717x.c b/drivers/media/i2c/saa717x.c index 5608b937f8b2..cf3a0aa7e45e 100644 --- a/drivers/media/i2c/saa717x.c +++ b/drivers/media/i2c/saa717x.c @@ -988,7 +988,7 @@ static int saa717x_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * return 0; } -static int saa717x_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int saa717x_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); u16 addr = reg->reg & 0xffff; diff --git a/drivers/media/i2c/soc_camera/mt9m001.c b/drivers/media/i2c/soc_camera/mt9m001.c index bcdc86175549..dd9089805757 100644 --- a/drivers/media/i2c/soc_camera/mt9m001.c +++ b/drivers/media/i2c/soc_camera/mt9m001.c @@ -360,7 +360,7 @@ static int mt9m001_g_register(struct v4l2_subdev *sd, } static int mt9m001_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/mt9m111.c b/drivers/media/i2c/soc_camera/mt9m111.c index 2902ba633da6..8bd4e0d2ea03 100644 --- a/drivers/media/i2c/soc_camera/mt9m111.c +++ b/drivers/media/i2c/soc_camera/mt9m111.c @@ -641,7 +641,7 @@ static int mt9m111_g_register(struct v4l2_subdev *sd, } static int mt9m111_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/mt9t031.c b/drivers/media/i2c/soc_camera/mt9t031.c index d80d044ebf15..26a15b87a9a2 100644 --- a/drivers/media/i2c/soc_camera/mt9t031.c +++ b/drivers/media/i2c/soc_camera/mt9t031.c @@ -430,7 +430,7 @@ static int mt9t031_g_register(struct v4l2_subdev *sd, } static int mt9t031_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/mt9t112.c b/drivers/media/i2c/soc_camera/mt9t112.c index 188e29b03273..a7256b732804 100644 --- a/drivers/media/i2c/soc_camera/mt9t112.c +++ b/drivers/media/i2c/soc_camera/mt9t112.c @@ -766,7 +766,7 @@ static int mt9t112_g_register(struct v4l2_subdev *sd, } static int mt9t112_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); int ret; diff --git a/drivers/media/i2c/soc_camera/mt9v022.c b/drivers/media/i2c/soc_camera/mt9v022.c index 53eaf899d3b6..a295e598486f 100644 --- a/drivers/media/i2c/soc_camera/mt9v022.c +++ b/drivers/media/i2c/soc_camera/mt9v022.c @@ -497,7 +497,7 @@ static int mt9v022_g_register(struct v4l2_subdev *sd, } static int mt9v022_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/ov2640.c b/drivers/media/i2c/soc_camera/ov2640.c index 0f520f693b6e..e3168424f9ba 100644 --- a/drivers/media/i2c/soc_camera/ov2640.c +++ b/drivers/media/i2c/soc_camera/ov2640.c @@ -756,7 +756,7 @@ static int ov2640_g_register(struct v4l2_subdev *sd, } static int ov2640_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/ov5642.c b/drivers/media/i2c/soc_camera/ov5642.c index 9d53309619d2..9aa56de69eed 100644 --- a/drivers/media/i2c/soc_camera/ov5642.c +++ b/drivers/media/i2c/soc_camera/ov5642.c @@ -708,7 +708,7 @@ static int ov5642_get_register(struct v4l2_subdev *sd, struct v4l2_dbg_register return ret; } -static int ov5642_set_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int ov5642_set_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/ov6650.c b/drivers/media/i2c/soc_camera/ov6650.c index dbe4f564e6b2..991202d4bbae 100644 --- a/drivers/media/i2c/soc_camera/ov6650.c +++ b/drivers/media/i2c/soc_camera/ov6650.c @@ -421,7 +421,7 @@ static int ov6650_get_register(struct v4l2_subdev *sd, } static int ov6650_set_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/ov772x.c b/drivers/media/i2c/soc_camera/ov772x.c index fbeb5b2f3ae5..713d62e349f6 100644 --- a/drivers/media/i2c/soc_camera/ov772x.c +++ b/drivers/media/i2c/soc_camera/ov772x.c @@ -652,7 +652,7 @@ static int ov772x_g_register(struct v4l2_subdev *sd, } static int ov772x_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/ov9640.c b/drivers/media/i2c/soc_camera/ov9640.c index 05993041be31..20ca62d371c1 100644 --- a/drivers/media/i2c/soc_camera/ov9640.c +++ b/drivers/media/i2c/soc_camera/ov9640.c @@ -322,7 +322,7 @@ static int ov9640_get_register(struct v4l2_subdev *sd, } static int ov9640_set_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/ov9740.c b/drivers/media/i2c/soc_camera/ov9740.c index 2f236da80165..012bd6271124 100644 --- a/drivers/media/i2c/soc_camera/ov9740.c +++ b/drivers/media/i2c/soc_camera/ov9740.c @@ -835,7 +835,7 @@ static int ov9740_get_register(struct v4l2_subdev *sd, } static int ov9740_set_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/rj54n1cb0c.c b/drivers/media/i2c/soc_camera/rj54n1cb0c.c index 5c92679bfefb..1f9ec3b06b4e 100644 --- a/drivers/media/i2c/soc_camera/rj54n1cb0c.c +++ b/drivers/media/i2c/soc_camera/rj54n1cb0c.c @@ -1161,7 +1161,7 @@ static int rj54n1_g_register(struct v4l2_subdev *sd, } static int rj54n1_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/soc_camera/tw9910.c b/drivers/media/i2c/soc_camera/tw9910.c index 7d2074601881..bad90b16a6dd 100644 --- a/drivers/media/i2c/soc_camera/tw9910.c +++ b/drivers/media/i2c/soc_camera/tw9910.c @@ -554,7 +554,7 @@ static int tw9910_g_register(struct v4l2_subdev *sd, } static int tw9910_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/ths7303.c b/drivers/media/i2c/ths7303.c index 3ca60c7cd95f..c4339556a2ea 100644 --- a/drivers/media/i2c/ths7303.c +++ b/drivers/media/i2c/ths7303.c @@ -245,7 +245,7 @@ static int ths7303_g_register(struct v4l2_subdev *sd, } static int ths7303_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index 5967e1a0c809..485159a3c0b7 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -1067,7 +1067,7 @@ static int tvp5150_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register * return 0; } -static int tvp5150_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int tvp5150_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/tvp7002.c b/drivers/media/i2c/tvp7002.c index 7406de9b45db..027809cca5f5 100644 --- a/drivers/media/i2c/tvp7002.c +++ b/drivers/media/i2c/tvp7002.c @@ -768,7 +768,7 @@ static int tvp7002_g_register(struct v4l2_subdev *sd, * -EPERM if call not allowed. */ static int tvp7002_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/upd64031a.c b/drivers/media/i2c/upd64031a.c index d15cfd944e57..f0a09214c519 100644 --- a/drivers/media/i2c/upd64031a.c +++ b/drivers/media/i2c/upd64031a.c @@ -175,7 +175,7 @@ static int upd64031a_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register return 0; } -static int upd64031a_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int upd64031a_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/upd64083.c b/drivers/media/i2c/upd64083.c index 75d6acc62018..343e0215f74c 100644 --- a/drivers/media/i2c/upd64083.c +++ b/drivers/media/i2c/upd64083.c @@ -133,7 +133,7 @@ static int upd64083_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register return 0; } -static int upd64083_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int upd64083_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/i2c/vs6624.c b/drivers/media/i2c/vs6624.c index 9ac1b8c3a837..f366fad6269e 100644 --- a/drivers/media/i2c/vs6624.c +++ b/drivers/media/i2c/vs6624.c @@ -748,7 +748,7 @@ static int vs6624_g_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *r return 0; } -static int vs6624_s_register(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg) +static int vs6624_s_register(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg) { struct i2c_client *client = v4l2_get_subdevdata(sd); diff --git a/drivers/media/pci/bt8xx/bttv-driver.c b/drivers/media/pci/bt8xx/bttv-driver.c index 4b9a256f506e..e33a2d2f81a8 100644 --- a/drivers/media/pci/bt8xx/bttv-driver.c +++ b/drivers/media/pci/bt8xx/bttv-driver.c @@ -1945,7 +1945,7 @@ static int bttv_g_register(struct file *file, void *f, } static int bttv_s_register(struct file *file, void *f, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct bttv_fh *fh = f; struct bttv *btv = fh->btv; @@ -1961,8 +1961,7 @@ static int bttv_s_register(struct file *file, void *f, } /* bt848 has a 12-bit register space */ - reg->reg &= 0xfff; - btwrite(reg->val, reg->reg); + btwrite(reg->val, reg->reg & 0xfff); return 0; } diff --git a/drivers/media/pci/cx18/cx18-av-core.c b/drivers/media/pci/cx18/cx18-av-core.c index c22242bc10df..38b1d64ffc27 100644 --- a/drivers/media/pci/cx18/cx18-av-core.c +++ b/drivers/media/pci/cx18/cx18-av-core.c @@ -1266,7 +1266,7 @@ static int cx18_av_g_register(struct v4l2_subdev *sd, } static int cx18_av_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx18 *cx = v4l2_get_subdevdata(sd); diff --git a/drivers/media/pci/cx18/cx18-ioctl.c b/drivers/media/pci/cx18/cx18-ioctl.c index 254c50fabd73..7dbd5a9451ed 100644 --- a/drivers/media/pci/cx18/cx18-ioctl.c +++ b/drivers/media/pci/cx18/cx18-ioctl.c @@ -415,42 +415,34 @@ static int cx18_g_chip_ident(struct file *file, void *fh, } #ifdef CONFIG_VIDEO_ADV_DEBUG -static int cx18_cxc(struct cx18 *cx, unsigned int cmd, void *arg) -{ - struct v4l2_dbg_register *regs = arg; - - if (!capable(CAP_SYS_ADMIN)) - return -EPERM; - if (regs->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) - return -EINVAL; - - regs->size = 4; - if (cmd == VIDIOC_DBG_S_REGISTER) - cx18_write_enc(cx, regs->val, regs->reg); - else - regs->val = cx18_read_enc(cx, regs->reg); - return 0; -} - static int cx18_g_register(struct file *file, void *fh, struct v4l2_dbg_register *reg) { struct cx18 *cx = fh2id(fh)->cx; - if (v4l2_chip_match_host(®->match)) - return cx18_cxc(cx, VIDIOC_DBG_G_REGISTER, reg); + if (v4l2_chip_match_host(®->match)) { + if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) + return -EINVAL; + reg->size = 4; + reg->val = cx18_read_enc(cx, reg->reg); + return 0; + } /* FIXME - errors shouldn't be ignored */ cx18_call_all(cx, core, g_register, reg); return 0; } static int cx18_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx18 *cx = fh2id(fh)->cx; - if (v4l2_chip_match_host(®->match)) - return cx18_cxc(cx, VIDIOC_DBG_S_REGISTER, reg); + if (v4l2_chip_match_host(®->match)) { + if (reg->reg >= CX18_MEM_OFFSET + CX18_MEM_SIZE) + return -EINVAL; + cx18_write_enc(cx, reg->val, reg->reg); + return 0; + } /* FIXME - errors shouldn't be ignored */ cx18_call_all(cx, core, s_register, reg); return 0; diff --git a/drivers/media/pci/cx23885/cx23885-ioctl.c b/drivers/media/pci/cx23885/cx23885-ioctl.c index ea9a614f3bbf..acdb6d58db58 100644 --- a/drivers/media/pci/cx23885/cx23885-ioctl.c +++ b/drivers/media/pci/cx23885/cx23885-ioctl.c @@ -158,18 +158,17 @@ int cx23885_g_register(struct file *file, void *fh, } static int cx23885_s_host_register(struct cx23885_dev *dev, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { if ((reg->reg & 0x3) != 0 || reg->reg >= pci_resource_len(dev->pci, 0)) return -EINVAL; - reg->size = 4; cx_write(reg->reg, reg->val); return 0; } static int cx23417_s_register(struct cx23885_dev *dev, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { if (dev->v4l_device == NULL) return -EINVAL; @@ -179,13 +178,11 @@ static int cx23417_s_register(struct cx23885_dev *dev, if (mc417_register_write(dev, (u16) reg->reg, (u32) reg->val)) return -EINVAL; /* V4L2 spec, but -EREMOTEIO really */ - - reg->size = 4; return 0; } int cx23885_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev; diff --git a/drivers/media/pci/cx23885/cx23885-ioctl.h b/drivers/media/pci/cx23885/cx23885-ioctl.h index 315be0ca5a04..a6080964a9ee 100644 --- a/drivers/media/pci/cx23885/cx23885-ioctl.h +++ b/drivers/media/pci/cx23885/cx23885-ioctl.h @@ -33,7 +33,7 @@ int cx23885_g_register(struct file *file, void *fh, int cx23885_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg); + const struct v4l2_dbg_register *reg); #endif #endif diff --git a/drivers/media/pci/cx23885/cx23888-ir.c b/drivers/media/pci/cx23885/cx23888-ir.c index d51eed051d59..fa672fe41079 100644 --- a/drivers/media/pci/cx23885/cx23888-ir.c +++ b/drivers/media/pci/cx23885/cx23888-ir.c @@ -1124,7 +1124,7 @@ static int cx23888_ir_g_register(struct v4l2_subdev *sd, } static int cx23888_ir_s_register(struct v4l2_subdev *sd, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx23888_ir_state *state = to_state(sd); u32 addr = CX23888_IR_REG_BASE + (u32) reg->reg; diff --git a/drivers/media/pci/cx25821/cx25821-video.c b/drivers/media/pci/cx25821/cx25821-video.c index 93c7d576199b..1465591d000c 100644 --- a/drivers/media/pci/cx25821/cx25821-video.c +++ b/drivers/media/pci/cx25821/cx25821-video.c @@ -1364,7 +1364,7 @@ int cx25821_vidioc_g_register(struct file *file, void *fh, } int cx25821_vidioc_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx25821_dev *dev = ((struct cx25821_fh *)fh)->dev; diff --git a/drivers/media/pci/cx25821/cx25821-video.h b/drivers/media/pci/cx25821/cx25821-video.h index 239f63c12f33..11ba5eb93677 100644 --- a/drivers/media/pci/cx25821/cx25821-video.h +++ b/drivers/media/pci/cx25821/cx25821-video.h @@ -155,7 +155,7 @@ extern int cx25821_vidioc_s_frequency(struct file *file, void *priv, extern int cx25821_vidioc_g_register(struct file *file, void *fh, struct v4l2_dbg_register *reg); extern int cx25821_vidioc_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg); + const struct v4l2_dbg_register *reg); extern int cx25821_vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t); extern int cx25821_vidioc_s_tuner(struct file *file, void *priv, diff --git a/drivers/media/pci/cx88/cx88-video.c b/drivers/media/pci/cx88/cx88-video.c index ead5be58303d..e3f6181d1044 100644 --- a/drivers/media/pci/cx88/cx88-video.c +++ b/drivers/media/pci/cx88/cx88-video.c @@ -1380,7 +1380,7 @@ static int vidioc_g_register (struct file *file, void *fh, } static int vidioc_s_register (struct file *file, void *fh, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx88_core *core = ((struct cx8800_fh*)fh)->dev->core; diff --git a/drivers/media/pci/ivtv/ivtv-ioctl.c b/drivers/media/pci/ivtv/ivtv-ioctl.c index 861e4629c7fc..50379b26768b 100644 --- a/drivers/media/pci/ivtv/ivtv-ioctl.c +++ b/drivers/media/pci/ivtv/ivtv-ioctl.c @@ -748,12 +748,15 @@ static int ivtv_g_register(struct file *file, void *fh, struct v4l2_dbg_register return 0; } -static int ivtv_s_register(struct file *file, void *fh, struct v4l2_dbg_register *reg) +static int ivtv_s_register(struct file *file, void *fh, const struct v4l2_dbg_register *reg) { struct ivtv *itv = fh2id(fh)->itv; - if (v4l2_chip_match_host(®->match)) - return ivtv_itvc(itv, false, reg->reg, ®->val); + if (v4l2_chip_match_host(®->match)) { + u64 val = reg->val; + + return ivtv_itvc(itv, false, reg->reg, &val); + } /* TODO: subdev errors should not be ignored, this should become a subdev helper function. */ ivtv_call_all(itv, core, s_register, reg); diff --git a/drivers/media/pci/saa7134/saa7134-video.c b/drivers/media/pci/saa7134/saa7134-video.c index a6c69a4c7fbd..1363e97ccda4 100644 --- a/drivers/media/pci/saa7134/saa7134-video.c +++ b/drivers/media/pci/saa7134/saa7134-video.c @@ -2300,7 +2300,7 @@ static int vidioc_g_register (struct file *file, void *priv, } static int vidioc_s_register (struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct saa7134_fh *fh = priv; struct saa7134_dev *dev = fh->dev; diff --git a/drivers/media/pci/saa7146/mxb.c b/drivers/media/pci/saa7146/mxb.c index 9dd044b563e7..71e8bead321b 100644 --- a/drivers/media/pci/saa7146/mxb.c +++ b/drivers/media/pci/saa7146/mxb.c @@ -680,7 +680,7 @@ static int vidioc_g_register(struct file *file, void *fh, struct v4l2_dbg_regist return 0; } -static int vidioc_s_register(struct file *file, void *fh, struct v4l2_dbg_register *reg) +static int vidioc_s_register(struct file *file, void *fh, const struct v4l2_dbg_register *reg) { struct saa7146_dev *dev = ((struct saa7146_fh *)fh)->dev; @@ -688,7 +688,6 @@ static int vidioc_s_register(struct file *file, void *fh, struct v4l2_dbg_regist return -EPERM; if (v4l2_chip_match_host(®->match)) { saa7146_write(dev, reg->reg, reg->val); - reg->size = 4; return 0; } return call_all(dev, core, s_register, reg); diff --git a/drivers/media/pci/saa7164/saa7164-encoder.c b/drivers/media/pci/saa7164/saa7164-encoder.c index 538de52b9cfd..0b74fb2300dd 100644 --- a/drivers/media/pci/saa7164/saa7164-encoder.c +++ b/drivers/media/pci/saa7164/saa7164-encoder.c @@ -1313,7 +1313,7 @@ static int saa7164_g_register(struct file *file, void *fh, } static int saa7164_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct saa7164_port *port = ((struct saa7164_encoder_fh *)fh)->port; struct saa7164_dev *dev = port->dev; diff --git a/drivers/media/platform/blackfin/bfin_capture.c b/drivers/media/platform/blackfin/bfin_capture.c index 96f6a4922d0c..0e55b087076f 100644 --- a/drivers/media/platform/blackfin/bfin_capture.c +++ b/drivers/media/platform/blackfin/bfin_capture.c @@ -890,7 +890,7 @@ static int bcap_dbg_g_register(struct file *file, void *priv, } static int bcap_dbg_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct bcap_device *bcap_dev = video_drvdata(file); diff --git a/drivers/media/platform/davinci/vpbe_display.c b/drivers/media/platform/davinci/vpbe_display.c index bcf0ada3481d..1802f11e939f 100644 --- a/drivers/media/platform/davinci/vpbe_display.c +++ b/drivers/media/platform/davinci/vpbe_display.c @@ -1597,7 +1597,7 @@ static int vpbe_display_g_register(struct file *file, void *priv, } static int vpbe_display_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { return 0; } diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index 00b7f9c5ac04..5f98df1fc8a0 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -1924,7 +1924,8 @@ static int vpif_dbg_g_register(struct file *file, void *priv, * Returns zero or -EINVAL if write operations fails. */ static int vpif_dbg_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg){ + const struct v4l2_dbg_register *reg) +{ struct vpif_fh *fh = priv; struct channel_obj *ch = fh->channel; diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c index f1dff9ec1ea2..1b3fb5ca2ad4 100644 --- a/drivers/media/platform/davinci/vpif_display.c +++ b/drivers/media/platform/davinci/vpif_display.c @@ -1568,7 +1568,8 @@ static int vpif_dbg_g_register(struct file *file, void *priv, * Returns zero or -EINVAL if write operations fails. */ static int vpif_dbg_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg){ + const struct v4l2_dbg_register *reg) +{ struct vpif_fh *fh = priv; struct channel_obj *ch = fh->channel; diff --git a/drivers/media/platform/marvell-ccic/mcam-core.c b/drivers/media/platform/marvell-ccic/mcam-core.c index 76a862318a7e..64ab91edfb81 100644 --- a/drivers/media/platform/marvell-ccic/mcam-core.c +++ b/drivers/media/platform/marvell-ccic/mcam-core.c @@ -1445,7 +1445,7 @@ static int mcam_vidioc_g_register(struct file *file, void *priv, } static int mcam_vidioc_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct mcam_camera *cam = priv; diff --git a/drivers/media/platform/sh_vou.c b/drivers/media/platform/sh_vou.c index 8e3b95a6c29e..7d0235069c87 100644 --- a/drivers/media/platform/sh_vou.c +++ b/drivers/media/platform/sh_vou.c @@ -1266,7 +1266,7 @@ static int sh_vou_g_register(struct file *file, void *fh, } static int sh_vou_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct sh_vou_device *vou_dev = video_drvdata(file); diff --git a/drivers/media/platform/soc_camera/soc_camera.c b/drivers/media/platform/soc_camera/soc_camera.c index 3592968026cd..bf55abfb7cbc 100644 --- a/drivers/media/platform/soc_camera/soc_camera.c +++ b/drivers/media/platform/soc_camera/soc_camera.c @@ -1042,7 +1042,7 @@ static int soc_camera_g_register(struct file *file, void *fh, } static int soc_camera_s_register(struct file *file, void *fh, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct soc_camera_device *icd = file->private_data; struct v4l2_subdev *sd = soc_camera_to_subdev(icd); diff --git a/drivers/media/usb/au0828/au0828-video.c b/drivers/media/usb/au0828/au0828-video.c index e9dd01c4b6ed..79f1d510cc2e 100644 --- a/drivers/media/usb/au0828/au0828-video.c +++ b/drivers/media/usb/au0828/au0828-video.c @@ -1754,7 +1754,7 @@ static int vidioc_g_register(struct file *file, void *priv, } static int vidioc_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct au0828_fh *fh = priv; struct au0828_dev *dev = fh->dev; diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c index 4cff2f4075e1..cd221474e1b9 100644 --- a/drivers/media/usb/cx231xx/cx231xx-video.c +++ b/drivers/media/usb/cx231xx/cx231xx-video.c @@ -1404,7 +1404,7 @@ int cx231xx_g_register(struct file *file, void *priv, } int cx231xx_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct cx231xx_fh *fh = priv; struct cx231xx *dev = fh->dev; diff --git a/drivers/media/usb/cx231xx/cx231xx.h b/drivers/media/usb/cx231xx/cx231xx.h index 2f9faee539cb..5ad9fd61d3c8 100644 --- a/drivers/media/usb/cx231xx/cx231xx.h +++ b/drivers/media/usb/cx231xx/cx231xx.h @@ -949,7 +949,7 @@ int cx231xx_g_chip_ident(struct file *file, void *fh, struct v4l2_dbg_chip_ident int cx231xx_g_register(struct file *file, void *priv, struct v4l2_dbg_register *reg); int cx231xx_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg); + const struct v4l2_dbg_register *reg); /* Provided by cx231xx-cards.c */ extern void cx231xx_pre_card_setup(struct cx231xx *dev); diff --git a/drivers/media/usb/em28xx/em28xx-video.c b/drivers/media/usb/em28xx/em28xx-video.c index 96d84c22ef00..d09b5c03c723 100644 --- a/drivers/media/usb/em28xx/em28xx-video.c +++ b/drivers/media/usb/em28xx/em28xx-video.c @@ -1323,7 +1323,7 @@ static int vidioc_g_register(struct file *file, void *priv, } static int vidioc_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct em28xx_fh *fh = priv; struct em28xx *dev = fh->dev; diff --git a/drivers/media/usb/gspca/gspca.c b/drivers/media/usb/gspca/gspca.c index 924e032461d0..5995ec4de6bc 100644 --- a/drivers/media/usb/gspca/gspca.c +++ b/drivers/media/usb/gspca/gspca.c @@ -1039,7 +1039,7 @@ static int vidioc_g_register(struct file *file, void *priv, } static int vidioc_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct gspca_dev *gspca_dev = video_drvdata(file); diff --git a/drivers/media/usb/gspca/gspca.h b/drivers/media/usb/gspca/gspca.h index c3af3212d51e..ef8efeb80070 100644 --- a/drivers/media/usb/gspca/gspca.h +++ b/drivers/media/usb/gspca/gspca.h @@ -74,8 +74,10 @@ typedef int (*cam_get_jpg_op) (struct gspca_dev *, struct v4l2_jpegcompression *); typedef int (*cam_set_jpg_op) (struct gspca_dev *, const struct v4l2_jpegcompression *); -typedef int (*cam_reg_op) (struct gspca_dev *, +typedef int (*cam_get_reg_op) (struct gspca_dev *, struct v4l2_dbg_register *); +typedef int (*cam_set_reg_op) (struct gspca_dev *, + const struct v4l2_dbg_register *); typedef int (*cam_ident_op) (struct gspca_dev *, struct v4l2_dbg_chip_ident *); typedef void (*cam_streamparm_op) (struct gspca_dev *, @@ -108,8 +110,8 @@ struct sd_desc { cam_streamparm_op get_streamparm; cam_streamparm_op set_streamparm; #ifdef CONFIG_VIDEO_ADV_DEBUG - cam_reg_op set_register; - cam_reg_op get_register; + cam_set_reg_op set_register; + cam_get_reg_op get_register; #endif cam_ident_op get_chip_ident; #if IS_ENABLED(CONFIG_INPUT) diff --git a/drivers/media/usb/gspca/pac7302.c b/drivers/media/usb/gspca/pac7302.c index 682ef3340911..6008c8d546a3 100644 --- a/drivers/media/usb/gspca/pac7302.c +++ b/drivers/media/usb/gspca/pac7302.c @@ -840,7 +840,7 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, #ifdef CONFIG_VIDEO_ADV_DEBUG static int sd_dbg_s_register(struct gspca_dev *gspca_dev, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { u8 index; u8 value; diff --git a/drivers/media/usb/gspca/sn9c20x.c b/drivers/media/usb/gspca/sn9c20x.c index 4ec544f4a845..ead9a1f58513 100644 --- a/drivers/media/usb/gspca/sn9c20x.c +++ b/drivers/media/usb/gspca/sn9c20x.c @@ -1598,7 +1598,7 @@ static int sd_dbg_g_register(struct gspca_dev *gspca_dev, } static int sd_dbg_s_register(struct gspca_dev *gspca_dev, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct sd *sd = (struct sd *) gspca_dev; diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c index 299751a8b06b..e11267f35d87 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.c @@ -5165,7 +5165,7 @@ static int pvr2_hdw_get_eeprom_addr(struct pvr2_hdw *hdw) int pvr2_hdw_register_access(struct pvr2_hdw *hdw, - struct v4l2_dbg_match *match, u64 reg_id, + const struct v4l2_dbg_match *match, u64 reg_id, int setFl, u64 *val_ptr) { #ifdef CONFIG_VIDEO_ADV_DEBUG diff --git a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h index 8060fc666eeb..91bae930cd79 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-hdw.h +++ b/drivers/media/usb/pvrusb2/pvrusb2-hdw.h @@ -240,7 +240,7 @@ void pvr2_hdw_v4l_store_minor_number(struct pvr2_hdw *, setFl - true to set the register, false to read it val_ptr - storage location for source / result. */ int pvr2_hdw_register_access(struct pvr2_hdw *, - struct v4l2_dbg_match *match, u64 reg_id, + const struct v4l2_dbg_match *match, u64 reg_id, int setFl, u64 *val_ptr); /* The following entry points are all lower level things you normally don't diff --git a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c index a7774e3836d4..a8a65fa57930 100644 --- a/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c +++ b/drivers/media/usb/pvrusb2/pvrusb2-v4l2.c @@ -815,7 +815,7 @@ static int pvr2_g_register(struct file *file, void *priv, struct v4l2_dbg_regist return ret; } -static int pvr2_s_register(struct file *file, void *priv, struct v4l2_dbg_register *req) +static int pvr2_s_register(struct file *file, void *priv, const struct v4l2_dbg_register *req) { struct pvr2_v4l2_fh *fh = file->private_data; struct pvr2_hdw *hdw = fh->channel.mc_head->hdw; diff --git a/drivers/media/usb/stk1160/stk1160-v4l.c b/drivers/media/usb/stk1160/stk1160-v4l.c index f6a6cdc8b288..c4c723b92f6e 100644 --- a/drivers/media/usb/stk1160/stk1160-v4l.c +++ b/drivers/media/usb/stk1160/stk1160-v4l.c @@ -500,7 +500,7 @@ static int vidioc_g_register(struct file *file, void *priv, } static int vidioc_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct stk1160 *dev = video_drvdata(file); diff --git a/drivers/media/usb/usbvision/usbvision-video.c b/drivers/media/usb/usbvision/usbvision-video.c index 041f19e1b05b..d34c2afe2c24 100644 --- a/drivers/media/usb/usbvision/usbvision-video.c +++ b/drivers/media/usb/usbvision/usbvision-video.c @@ -483,7 +483,7 @@ static int vidioc_g_register(struct file *file, void *priv, } static int vidioc_s_register(struct file *file, void *priv, - struct v4l2_dbg_register *reg) + const struct v4l2_dbg_register *reg) { struct usb_usbvision *usbvision = video_drvdata(file); int err_code; diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c index 29c751d86061..936ca25bd5be 100644 --- a/drivers/media/v4l2-core/v4l2-ioctl.c +++ b/drivers/media/v4l2-core/v4l2-ioctl.c @@ -1813,7 +1813,7 @@ static int v4l_dbg_s_register(const struct v4l2_ioctl_ops *ops, struct file *file, void *fh, void *arg) { #ifdef CONFIG_VIDEO_ADV_DEBUG - struct v4l2_dbg_register *p = arg; + const struct v4l2_dbg_register *p = arg; if (!capable(CAP_SYS_ADMIN)) return -EPERM; diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h index ee7b7c67c87a..a4175cda4fc1 100644 --- a/include/media/v4l2-ioctl.h +++ b/include/media/v4l2-ioctl.h @@ -242,7 +242,7 @@ struct v4l2_ioctl_ops { int (*vidioc_g_register) (struct file *file, void *fh, struct v4l2_dbg_register *reg); int (*vidioc_s_register) (struct file *file, void *fh, - struct v4l2_dbg_register *reg); + const struct v4l2_dbg_register *reg); #endif int (*vidioc_g_chip_ident) (struct file *file, void *fh, struct v4l2_dbg_chip_ident *chip); diff --git a/include/media/v4l2-subdev.h b/include/media/v4l2-subdev.h index 79784fc8f9e9..8158a0810fdc 100644 --- a/include/media/v4l2-subdev.h +++ b/include/media/v4l2-subdev.h @@ -165,7 +165,7 @@ struct v4l2_subdev_core_ops { long (*ioctl)(struct v4l2_subdev *sd, unsigned int cmd, void *arg); #ifdef CONFIG_VIDEO_ADV_DEBUG int (*g_register)(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg); - int (*s_register)(struct v4l2_subdev *sd, struct v4l2_dbg_register *reg); + int (*s_register)(struct v4l2_subdev *sd, const struct v4l2_dbg_register *reg); #endif int (*s_power)(struct v4l2_subdev *sd, int on); int (*interrupt_service_routine)(struct v4l2_subdev *sd,