From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Sibi Sankar <sibis@codeaurora.org>
Cc: srinivas.kandagatla@linaro.org, robh+dt@kernel.org,
tsoni@codeaurora.org, agross@kernel.org, mark.rutland@arm.com,
linux-arm-msm@vger.kernel.org, linux-remoteproc@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
rnayak@codeaurora.org
Subject: Re: [PATCH 3/3] soc: qcom: apr: Add avs/audio tracking functionality
Date: Mon, 18 Nov 2019 22:53:25 -0800 [thread overview]
Message-ID: <20191119065325.GF18024@yoga> (raw)
In-Reply-To: <0101016e7ee9d8b5-9759d0ba-4acf-4fc4-a863-fac9c738397f-000000@us-west-2.amazonses.com>
On Mon 18 Nov 06:28 PST 2019, Sibi Sankar wrote:
> diff --git a/drivers/soc/qcom/Kconfig b/drivers/soc/qcom/Kconfig
[..]
> +static void of_register_apr_devices(struct device *dev, const char *svc_path)
> {
> struct apr *apr = dev_get_drvdata(dev);
> struct device_node *node;
> + const char *service_path;
> + int ret;
>
> for_each_child_of_node(dev->of_node, node) {
> struct apr_device_id id = { {0} };
>
> + ret = of_property_read_string_index(node, "qcom,protection-domain",
> + 1, &service_path);
> + if (svc_path) {
> + /* skip APR services that are PD independent */
> + if (ret)
> + continue;
> +
> + /* skip APR services whose PD paths don't match */
> + if (strcmp(service_path, svc_path))
> + continue;
> + } else {
> + /* skip APR services whose PD lookups are registered*/
Missing space before */
> + if (ret == 0)
> + continue;
> + }
> +
> if (of_property_read_u32(node, "reg", &id.svc_id))
> continue;
>
> @@ -318,6 +365,37 @@ static void of_register_apr_devices(struct device *dev)
> }
> }
>
> +static int apr_remove_device(struct device *dev, void *svc_path)
> +{
> + struct apr_device *adev = to_apr_device(dev);
> +
> + if (svc_path) {
> + if (!strcmp(adev->service_path, (char *)svc_path))
> + device_unregister(&adev->dev);
> + } else {
> + device_unregister(&adev->dev);
> + }
> +
> + return 0;
> +}
> +
> +static int apr_pd_status(struct pdr_handle *pdr, struct pdr_service *pds)
Why is the pdr status function returning an int?
> +{
> + struct apr *apr = container_of(pdr, struct apr, pdr);
> +
> + switch (pds->state) {
> + case SERVREG_SERVICE_STATE_UP:
> + of_register_apr_devices(apr->dev, pds->service_path);
> + break;
> + case SERVREG_SERVICE_STATE_DOWN:
> + device_for_each_child(apr->dev, pds->service_path,
> + apr_remove_device);
> + break;
> + }
> +
> + return 0;
> +}
[..]
> @@ -343,20 +421,19 @@ static int apr_probe(struct rpmsg_device *rpdev)
> return -ENOMEM;
> }
> INIT_WORK(&apr->rx_work, apr_rxwq);
> +
> + ret = pdr_handle_init(&apr->pdr, apr_pd_status);
> + if (ret) {
> + dev_err(dev, "Failed to init PDR handle\n");
You need to destroy apr->rxwq here as well.
> + return ret;
> + }
> +
> INIT_LIST_HEAD(&apr->rx_list);
> spin_lock_init(&apr->rx_lock);
> spin_lock_init(&apr->svcs_lock);
> idr_init(&apr->svcs_idr);
> - of_register_apr_devices(dev);
> -
> - return 0;
> -}
Regards,
Bjorn
next prev parent reply other threads:[~2019-11-19 6:53 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20191118142728.30187-1-sibis@codeaurora.org>
2019-11-18 14:27 ` [PATCH 1/3] soc: qcom: Introduce Protection Domain Restart helpers Sibi Sankar
2019-11-18 14:28 ` [PATCH 2/3] dt-bindings: soc: qcom: apr: Add protection domain bindings Sibi Sankar
2019-11-18 14:28 ` [PATCH 3/3] soc: qcom: apr: Add avs/audio tracking functionality Sibi Sankar
[not found] ` <0101016e7ee9c786-fcf80f4e-9b57-4d6b-8806-9ca408e21b55-000000@us-west-2.amazonses.com>
2019-11-19 5:49 ` [PATCH 2/3] dt-bindings: soc: qcom: apr: Add protection domain bindings Bjorn Andersson
2019-11-21 16:04 ` Srinivas Kandagatla
[not found] ` <0101016e7ee9be5e-1d6bbe06-4bab-434d-9040-ebfa3918b213-000000@us-west-2.amazonses.com>
2019-11-19 6:40 ` [PATCH 1/3] soc: qcom: Introduce Protection Domain Restart helpers Bjorn Andersson
2019-11-19 10:18 ` sibis
[not found] ` <0101016e832bd54d-453473ee-c0fa-44f5-a873-55b97dff4a9a-000000@us-west-2.amazonses.com>
2019-11-19 23:17 ` Bjorn Andersson
2019-11-20 12:12 ` Sibi Sankar
[not found] ` <0101016e7ee9d8b5-9759d0ba-4acf-4fc4-a863-fac9c738397f-000000@us-west-2.amazonses.com>
2019-11-19 6:53 ` Bjorn Andersson [this message]
2019-11-19 10:25 ` [PATCH 3/3] soc: qcom: apr: Add avs/audio tracking functionality sibis
[not found] ` <0101016e7ee9c591-d04928e8-6440-488c-a956-3b5c9b8988bf-000000@us-west-2.amazonses.com>
2019-12-03 21:52 ` [PATCH 2/3] dt-bindings: soc: qcom: apr: Add protection domain bindings Rob Herring
2019-12-16 17:46 ` Sibi Sankar
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