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SubjectRe: [PATCH v2] staging: media: omap4iss: Replace a bit shift by a use of BIT.
Date
Hi Arushi,

Thank you for the patch.

On Friday 24 Mar 2017 21:31:45 Arushi Singhal wrote:
> This patch replaces bit shifting on 1 with the BIT(x) macro.
> This was done with coccinelle:
> @@
> constant c;
> @@
>
> -1 << c
> +BIT(c)
>
> Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>

Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

Greg, as this is a staging driver, do you want to merge the patch through your
tree ?

> ---
> changes in v2
> -Remove unnecessary parenthesis
>
> drivers/staging/media/omap4iss/iss_csi2.c | 2 +-
> drivers/staging/media/omap4iss/iss_ipipe.c | 2 +-
> drivers/staging/media/omap4iss/iss_ipipeif.c | 2 +-
> drivers/staging/media/omap4iss/iss_resizer.c | 2 +-
> 4 files changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/media/omap4iss/iss_csi2.c
> b/drivers/staging/media/omap4iss/iss_csi2.c index
> f71d5f2f179f..f6acc541e8a2 100644
> --- a/drivers/staging/media/omap4iss/iss_csi2.c
> +++ b/drivers/staging/media/omap4iss/iss_csi2.c
> @@ -1268,7 +1268,7 @@ static int csi2_init_entities(struct iss_csi2_device
> *csi2, const char *subname) snprintf(name, sizeof(name), "CSI2%s",
> subname);
> snprintf(sd->name, sizeof(sd->name), "OMAP4 ISS %s", name);
>
> - sd->grp_id = 1 << 16; /* group ID for iss subdevs */
> + sd->grp_id = BIT(16); /* group ID for iss subdevs */
> v4l2_set_subdevdata(sd, csi2);
> sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
>
> diff --git a/drivers/staging/media/omap4iss/iss_ipipe.c
> b/drivers/staging/media/omap4iss/iss_ipipe.c index
> d38782e8e84c..d86ef8a031f2 100644
> --- a/drivers/staging/media/omap4iss/iss_ipipe.c
> +++ b/drivers/staging/media/omap4iss/iss_ipipe.c
> @@ -508,7 +508,7 @@ static int ipipe_init_entities(struct iss_ipipe_device
> *ipipe) v4l2_subdev_init(sd, &ipipe_v4l2_ops);
> sd->internal_ops = &ipipe_v4l2_internal_ops;
> strlcpy(sd->name, "OMAP4 ISS ISP IPIPE", sizeof(sd->name));
> - sd->grp_id = 1 << 16; /* group ID for iss subdevs */
> + sd->grp_id = BIT(16); /* group ID for iss subdevs */
> v4l2_set_subdevdata(sd, ipipe);
> sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
>
> diff --git a/drivers/staging/media/omap4iss/iss_ipipeif.c
> b/drivers/staging/media/omap4iss/iss_ipipeif.c index
> 23de8330731d..cb88b2bd0d82 100644
> --- a/drivers/staging/media/omap4iss/iss_ipipeif.c
> +++ b/drivers/staging/media/omap4iss/iss_ipipeif.c
> @@ -739,7 +739,7 @@ static int ipipeif_init_entities(struct
> iss_ipipeif_device *ipipeif) v4l2_subdev_init(sd, &ipipeif_v4l2_ops);
> sd->internal_ops = &ipipeif_v4l2_internal_ops;
> strlcpy(sd->name, "OMAP4 ISS ISP IPIPEIF", sizeof(sd->name));
> - sd->grp_id = 1 << 16; /* group ID for iss subdevs */
> + sd->grp_id = BIT(16); /* group ID for iss subdevs */
> v4l2_set_subdevdata(sd, ipipeif);
> sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;
>
> diff --git a/drivers/staging/media/omap4iss/iss_resizer.c
> b/drivers/staging/media/omap4iss/iss_resizer.c index
> f1d352c711d5..4bbfa20b3c38 100644
> --- a/drivers/staging/media/omap4iss/iss_resizer.c
> +++ b/drivers/staging/media/omap4iss/iss_resizer.c
> @@ -782,7 +782,7 @@ static int resizer_init_entities(struct
> iss_resizer_device *resizer) v4l2_subdev_init(sd, &resizer_v4l2_ops);
> sd->internal_ops = &resizer_v4l2_internal_ops;
> strlcpy(sd->name, "OMAP4 ISS ISP resizer", sizeof(sd->name));
> - sd->grp_id = 1 << 16; /* group ID for iss subdevs */
> + sd->grp_id = BIT(16); /* group ID for iss subdevs */
> v4l2_set_subdevdata(sd, resizer);
> sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE;

--
Regards,

Laurent Pinchart

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