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author | Bhumika Goyal <bhumirks@gmail.com> | 2017-10-17 08:27:24 -0400 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@s-opensource.com> | 2017-10-31 07:18:07 -0400 |
commit | 1e6be014466e07d3ba95b396d0ea64d11ac0a79d (patch) | |
tree | 82ddf1de040fc7992dc2918bd85f389171de883f /drivers/media/platform/davinci/vpfe_capture.c | |
parent | 1e7126b4a86ad69e870099fb6b922a3b6e29598b (diff) | |
download | linux-stable-1e6be014466e07d3ba95b396d0ea64d11ac0a79d.tar.gz linux-stable-1e6be014466e07d3ba95b396d0ea64d11ac0a79d.tar.bz2 linux-stable-1e6be014466e07d3ba95b396d0ea64d11ac0a79d.zip |
media: davinci: make function arguments const
Make the function arguments of functions vpfe_{register/unregister}_ccdc_device
const as the pointer dev does not modify the fields of the structure
it points to. Also, declare the variable ccdc_dev const as it points to the
same structure as dev but it does not modify the fields as well.
Signed-off-by: Bhumika Goyal <bhumirks@gmail.com>
Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
Diffstat (limited to 'drivers/media/platform/davinci/vpfe_capture.c')
-rw-r--r-- | drivers/media/platform/davinci/vpfe_capture.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c index 6792da16d9c7..7b3f6f8e3dc8 100644 --- a/drivers/media/platform/davinci/vpfe_capture.c +++ b/drivers/media/platform/davinci/vpfe_capture.c @@ -115,7 +115,7 @@ static struct vpfe_config_params config_params = { }; /* ccdc device registered */ -static struct ccdc_hw_device *ccdc_dev; +static const struct ccdc_hw_device *ccdc_dev; /* lock for accessing ccdc information */ static DEFINE_MUTEX(ccdc_lock); /* ccdc configuration */ @@ -203,7 +203,7 @@ static const struct vpfe_pixel_format *vpfe_lookup_pix_format(u32 pix_format) * vpfe_register_ccdc_device. CCDC module calls this to * register with vpfe capture */ -int vpfe_register_ccdc_device(struct ccdc_hw_device *dev) +int vpfe_register_ccdc_device(const struct ccdc_hw_device *dev) { int ret = 0; printk(KERN_NOTICE "vpfe_register_ccdc_device: %s\n", dev->name); @@ -259,7 +259,7 @@ EXPORT_SYMBOL(vpfe_register_ccdc_device); * vpfe_unregister_ccdc_device. CCDC module calls this to * unregister with vpfe capture */ -void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev) +void vpfe_unregister_ccdc_device(const struct ccdc_hw_device *dev) { if (!dev) { printk(KERN_ERR "invalid ccdc device ptr\n"); |