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Mon, 11 Jul 2022 14:35:46 -0700 (PDT) Date: Mon, 11 Jul 2022 18:35:40 -0300 From: Ezequiel Garcia To: Jernej Skrabec Cc: mripard@kernel.org, paul.kocialkowski@bootlin.com, wens@csie.org, samuel@sholland.org, mchehab@kernel.org, gregkh@linuxfoundation.org, hverkuil-cisco@xs4all.nl, linux-media@vger.kernel.org, linux-staging@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH 6/7] media: cedrus: Add helper for determining number of elements Message-ID: References: <20220620175517.648767-1-jernej.skrabec@gmail.com> <20220620175517.648767-7-jernej.skrabec@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20220620175517.648767-7-jernej.skrabec@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220711_143548_887972_70DE858B X-CRM114-Status: GOOD ( 19.75 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Jun 20, 2022 at 07:55:16PM +0200, Jernej Skrabec wrote: > Now that controls can be dynamic arrays, we need to know how many > elements are in such array. Add a helper for that. > > Signed-off-by: Jernej Skrabec Reviewed-by: Ezequiel Garcia > --- > drivers/staging/media/sunxi/cedrus/cedrus.c | 11 +++++++++++ > drivers/staging/media/sunxi/cedrus/cedrus.h | 1 + > 2 files changed, 12 insertions(+) > > diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.c b/drivers/staging/media/sunxi/cedrus/cedrus.c > index 99c87319d2b4..b855e608885c 100644 > --- a/drivers/staging/media/sunxi/cedrus/cedrus.c > +++ b/drivers/staging/media/sunxi/cedrus/cedrus.c > @@ -232,6 +232,17 @@ void *cedrus_find_control_data(struct cedrus_ctx *ctx, u32 id) > return NULL; > } > > +u32 cedrus_get_num_of_controls(struct cedrus_ctx *ctx, u32 id) > +{ > + unsigned int i; > + > + for (i = 0; ctx->ctrls[i]; i++) > + if (ctx->ctrls[i]->id == id) > + return ctx->ctrls[i]->elems; > + > + return 0; > +} > + > static int cedrus_init_ctrls(struct cedrus_dev *dev, struct cedrus_ctx *ctx) > { > struct v4l2_ctrl_handler *hdl = &ctx->hdl; > diff --git a/drivers/staging/media/sunxi/cedrus/cedrus.h b/drivers/staging/media/sunxi/cedrus/cedrus.h > index d2b697a9ded2..15a1bdbf6a1f 100644 > --- a/drivers/staging/media/sunxi/cedrus/cedrus.h > +++ b/drivers/staging/media/sunxi/cedrus/cedrus.h > @@ -261,5 +261,6 @@ vb2_to_cedrus_buffer(const struct vb2_buffer *p) > } > > void *cedrus_find_control_data(struct cedrus_ctx *ctx, u32 id); > +u32 cedrus_get_num_of_controls(struct cedrus_ctx *ctx, u32 id); > > #endif > -- > 2.36.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel