Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753825Ab2H2OVp (ORCPT ); Wed, 29 Aug 2012 10:21:45 -0400 Received: from nblzone-211-213.nblnetworks.fi ([83.145.211.213]:36211 "EHLO hillosipuli.retiisi.org.uk" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751659Ab2H2OVo (ORCPT ); Wed, 29 Aug 2012 10:21:44 -0400 Date: Wed, 29 Aug 2012 17:21:38 +0300 From: Sakari Ailus To: Prabhakar Lad Cc: LMML , dlos , linux-kernel@vger.kernel.org, Manjunath Hadli , Hans Verkuil , Laurent Pinchart , Mauro Carvalho Chehab , Sylwester Nawrocki , Hans de Goede , Kyungmin Park Subject: Re: [PATCH] media: v4l2-ctrls: add control for dpcm predictor Message-ID: <20120829142138.GB5261@valkosipuli.retiisi.org.uk> References: <1346243467-17094-1-git-send-email-prabhakar.lad@ti.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1346243467-17094-1-git-send-email-prabhakar.lad@ti.com> User-Agent: Mutt/1.5.20 (2009-06-14) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3517 Lines: 99 Hi Prabhakar, Thanks for the patch. On Wed, Aug 29, 2012 at 06:01:07PM +0530, Prabhakar Lad wrote: > From: Lad, Prabhakar > > add V4L2_CID_DPCM_PREDICTOR control of type menu, which > determines the dpcm predictor. The predictor can be either > simple or advanced. > > Signed-off-by: Lad, Prabhakar > Signed-off-by: Manjunath Hadli > Cc: Sakari Ailus > Cc: Hans Verkuil > Cc: Laurent Pinchart > Cc: Mauro Carvalho Chehab > Cc: Sylwester Nawrocki > Cc: Hans de Goede > Cc: Kyungmin Park > --- > This patches has one checkpatch warning for line over > 80 characters altough it can be avoided I have kept it > for consistency. > > drivers/media/v4l2-core/v4l2-ctrls.c | 9 +++++++++ > include/linux/videodev2.h | 5 +++++ > 2 files changed, 14 insertions(+), 0 deletions(-) > > diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c > index b6a2ee7..2d7bc15 100644 > --- a/drivers/media/v4l2-core/v4l2-ctrls.c > +++ b/drivers/media/v4l2-core/v4l2-ctrls.c > @@ -425,6 +425,11 @@ const char * const *v4l2_ctrl_get_menu(u32 id) > "Gray", > NULL, > }; > + static const char * const dpcm_predictor[] = { > + "Simple Predictor", > + "Advanced Predictor", > + NULL, > + }; > > switch (id) { > case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: > @@ -502,6 +507,8 @@ const char * const *v4l2_ctrl_get_menu(u32 id) > return mpeg4_profile; > case V4L2_CID_JPEG_CHROMA_SUBSAMPLING: > return jpeg_chroma_subsampling; > + case V4L2_CID_DPCM_PREDICTOR: > + return dpcm_predictor; > > default: > return NULL; > @@ -732,6 +739,7 @@ const char *v4l2_ctrl_get_name(u32 id) > case V4L2_CID_IMAGE_PROC_CLASS: return "Image Processing Controls"; > case V4L2_CID_LINK_FREQ: return "Link Frequency"; > case V4L2_CID_PIXEL_RATE: return "Pixel Rate"; > + case V4L2_CID_DPCM_PREDICTOR: return "DPCM Predictor"; > > default: > return NULL; > @@ -832,6 +840,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type, > case V4L2_CID_ISO_SENSITIVITY_AUTO: > case V4L2_CID_EXPOSURE_METERING: > case V4L2_CID_SCENE_MODE: > + case V4L2_CID_DPCM_PREDICTOR: > *type = V4L2_CTRL_TYPE_MENU; > break; > case V4L2_CID_LINK_FREQ: > diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h > index 6d6dfa7..4edb941 100644 > --- a/include/linux/videodev2.h > +++ b/include/linux/videodev2.h > @@ -2000,6 +2000,11 @@ enum v4l2_jpeg_chroma_subsampling { > > #define V4L2_CID_LINK_FREQ (V4L2_CID_IMAGE_PROC_CLASS_BASE + 1) > #define V4L2_CID_PIXEL_RATE (V4L2_CID_IMAGE_PROC_CLASS_BASE + 2) > +#define V4L2_CID_DPCM_PREDICTOR (V4L2_CID_IMAGE_PROC_CLASS_BASE + 3) > +enum v4l2_dpcm_predictor { > + V4L2_DPCM_PREDICTOR_SIMPLE = 0, > + V4L2_DPCM_PREDICTOR_ADVANCE = 1, > +}; s/ADVANCE/ADVANCED/ perhaps? To add to Sylwester's comment on the documentation, I think this control belongs to the image processing controls class. Kind regards, -- Sakari Ailus e-mail: sakari.ailus@iki.fi XMPP: sailus@retiisi.org.uk -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/