From patchwork Tue Aug 27 10:05:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dikshita Agarwal via B4 Relay X-Patchwork-Id: 13779246 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id F00291A00FE; Tue, 27 Aug 2024 10:06:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724753196; cv=none; b=dM/2JnH0Np2xC7jnW1iWWTyWVok/jCwbubzegSjwhjujYgvDwTACWQibzYsmtmp8PBRODM9Eqmcrrv9wOWNPWOVh/0jdvp1kQEL9EMOvLLXPCAL3RdClXtBxmibVC5FO2iMeHDS4/ULRUcLW4MXHQ6fDi6AP7FC8T48sdnR2bXo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724753196; c=relaxed/simple; bh=7dmUrVm5MsRpRlIfq+Rg5Fs3RAMtLYqQAfzZ0ymvEvo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=bkRzY+SpcWt/2TZ4kRnrjfiUPliERwXh6NDZzLrwwcl1wQZFxrc612Sw7M7nMxSE4b1d4r0jL2qXCMjscyOTA1UV3cWFmRwFbtZv2psaoGYKG3EetNTr9T3pehKeRxRPuhFOEWDtyyv1Z8vqx6oY6lYzZn6hccP0Ne+L4uL8LeE= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=hlQcVIVt; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="hlQcVIVt" Received: by smtp.kernel.org (Postfix) with ESMTPS id BF912C4FDF3; Tue, 27 Aug 2024 10:06:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1724753195; bh=7dmUrVm5MsRpRlIfq+Rg5Fs3RAMtLYqQAfzZ0ymvEvo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=hlQcVIVtx+CsfV5ZPYh274vC2RFGDFEecxTtyWvPCsiwDXp1cONSpLtGEE7vKptjA uqMYiqSyLfCyZ7j/qo3+eV5LMuY7I43fkR4V8F6gSPx9W3EWRbICLGVbmJs01pSpu8 iwz+1ve3zuh53k2Y8/MN1/d/aj5ZTV6sjRd/aGsge9JTx6MWe+xE9aLDBk9NBTXZOk xsEG4VRqXpu6LYnJPTKKNQRqZBlEvL80GEz6aZAEwVb0zZsIeF40hJ+OgmzQYbZUIz 9x5rjXiXr0m6lR3p1lR7eZuCVACNPMg+EUhq7D30iwmcALRRpQFU4ObTpmXApuauJa WQVNO4mPlLmzA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id B52EFC54735; Tue, 27 Aug 2024 10:06:35 +0000 (UTC) From: Dikshita Agarwal via B4 Relay Date: Tue, 27 Aug 2024 15:35:42 +0530 Subject: [PATCH v3 17/29] media: iris: implement query_cap, query_ctrl and query_menu ioctls Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20240827-iris_v3-v3-17-c5fdbbe65e70@quicinc.com> References: <20240827-iris_v3-v3-0-c5fdbbe65e70@quicinc.com> In-Reply-To: <20240827-iris_v3-v3-0-c5fdbbe65e70@quicinc.com> To: Vikash Garodia , Abhinav Kumar , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Philipp Zabel Cc: linux-media@vger.kernel.org, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Dikshita Agarwal , Vedang Nagar X-Mailer: b4 0.15-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1724753190; l=3331; i=quic_dikshita@quicinc.com; s=20240826; h=from:subject:message-id; bh=NYDzrot9plHMXRI9hRDmFqnK2WCrDqJ1PWcxNJaBut8=; b=bqp6YfioGmZgpf/dd6qIzyzqTSUxRkhxQCLhw+E/xHqnmBGupWizoKvcCw6xbrjsSS+EkCDm0 IeRGLAZLuYsD0qwuG1Ki2Z/HzhrYRxD/KSIE+u8NQIFHvtJKTE4vp7u X-Developer-Key: i=quic_dikshita@quicinc.com; a=ed25519; pk=+c7562uu1Y968VTv9z59ch2v3jmlO2Qv3uX7srN3LJY= X-Endpoint-Received: by B4 Relay for quic_dikshita@quicinc.com/20240826 with auth_id=199 X-Original-From: Dikshita Agarwal Reply-To: quic_dikshita@quicinc.com From: Vedang Nagar Implement query_cap, query_ctrl and query_menu ioctls in the driver with necessary hooks. Signed-off-by: Vedang Nagar Signed-off-by: Dikshita Agarwal --- drivers/media/platform/qcom/iris/iris_vidc.c | 89 ++++++++++++++++++++++++++++ 1 file changed, 89 insertions(+) diff --git a/drivers/media/platform/qcom/iris/iris_vidc.c b/drivers/media/platform/qcom/iris/iris_vidc.c index 7d5da30cb1d1..1dd612b7cec5 100644 --- a/drivers/media/platform/qcom/iris/iris_vidc.c +++ b/drivers/media/platform/qcom/iris/iris_vidc.c @@ -362,6 +362,92 @@ static int iris_enum_framesizes(struct file *filp, void *fh, return ret; } +static int iris_querycap(struct file *filp, void *fh, struct v4l2_capability *cap) +{ + struct iris_inst *inst; + int ret = 0; + + inst = iris_get_inst(filp, fh); + if (!inst) + return -EINVAL; + + mutex_lock(&inst->lock); + strscpy(cap->driver, IRIS_DRV_NAME, sizeof(cap->driver)); + strscpy(cap->bus_info, IRIS_BUS_NAME, sizeof(cap->bus_info)); + memset(cap->reserved, 0, sizeof(cap->reserved)); + strscpy(cap->card, "iris_decoder", sizeof(cap->card)); + mutex_unlock(&inst->lock); + + return ret; +} + +static int iris_queryctrl(struct file *filp, void *fh, struct v4l2_queryctrl *q_ctrl) +{ + struct v4l2_ctrl *ctrl; + struct iris_inst *inst; + int ret = 0; + + inst = iris_get_inst(filp, fh); + if (!inst || !q_ctrl) + return -EINVAL; + + mutex_lock(&inst->lock); + ctrl = v4l2_ctrl_find(&inst->ctrl_handler, q_ctrl->id); + if (!ctrl) { + ret = -EINVAL; + goto unlock; + } + + q_ctrl->minimum = ctrl->minimum; + q_ctrl->maximum = ctrl->maximum; + q_ctrl->default_value = ctrl->default_value; + q_ctrl->flags = 0; + q_ctrl->step = ctrl->step; + +unlock: + mutex_unlock(&inst->lock); + + return ret; +} + +static int iris_querymenu(struct file *filp, void *fh, struct v4l2_querymenu *qmenu) +{ + struct v4l2_ctrl *ctrl; + struct iris_inst *inst; + int ret = 0; + + inst = iris_get_inst(filp, fh); + if (!inst || !qmenu) + return -EINVAL; + + mutex_lock(&inst->lock); + ctrl = v4l2_ctrl_find(&inst->ctrl_handler, qmenu->id); + if (!ctrl) { + ret = -EINVAL; + goto unlock; + } + + if (ctrl->type != V4L2_CTRL_TYPE_MENU) { + ret = -EINVAL; + goto unlock; + } + + if (qmenu->index < ctrl->minimum || qmenu->index > ctrl->maximum) { + ret = -EINVAL; + goto unlock; + } + + if (ctrl->menu_skip_mask & (1 << qmenu->index)) { + ret = -EINVAL; + goto unlock; + } + +unlock: + mutex_unlock(&inst->lock); + + return ret; +} + static int iris_g_selection(struct file *filp, void *fh, struct v4l2_selection *s) { struct iris_inst *inst; @@ -453,6 +539,9 @@ static const struct v4l2_ioctl_ops iris_v4l2_ioctl_ops = { .vidioc_g_fmt_vid_out_mplane = iris_g_fmt_vid_mplane, .vidioc_enum_framesizes = iris_enum_framesizes, .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, + .vidioc_querycap = iris_querycap, + .vidioc_queryctrl = iris_queryctrl, + .vidioc_querymenu = iris_querymenu, .vidioc_g_selection = iris_g_selection, .vidioc_subscribe_event = iris_subscribe_event, .vidioc_unsubscribe_event = iris_unsubscribe_event,