[PATCH v6 15/25] coresight: replicator: remove multiple init calls
Mike Leach
mike.leach at linaro.org
Mon Aug 3 13:11:37 EDT 2020
On Fri, 31 Jul 2020 at 07:41, Tingwei Zhang <tingwei at codeaurora.org> wrote:
>
> From: Mian Yousaf Kaukab <ykaukab at suse.de>
>
> Dynamic-replicator uses module_amba_driver to register. Whereas
> static-replicator uses builtin_platform_driver. Combine these init
> calls into a single module_init/exit pair in preparation to make the
> driver modular.
>
> Signed-off-by: Mian Yousaf Kaukab <ykaukab at suse.de>
> Signed-off-by: Tingwei Zhang <tingwei at codeaurora.org>
> ---
> .../coresight/coresight-replicator.c | 30 +++++++++++++++++--
> 1 file changed, 28 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/hwtracing/coresight/coresight-replicator.c b/drivers/hwtracing/coresight/coresight-replicator.c
> index 78acf29c49ca..6b30bcee7458 100644
> --- a/drivers/hwtracing/coresight/coresight-replicator.c
> +++ b/drivers/hwtracing/coresight/coresight-replicator.c
> @@ -360,7 +360,6 @@ static struct platform_driver static_replicator_driver = {
> .suppress_bind_attrs = true,
> },
> };
> -builtin_platform_driver(static_replicator_driver);
>
> static int dynamic_replicator_probe(struct amba_device *adev,
> const struct amba_id *id)
> @@ -383,4 +382,31 @@ static struct amba_driver dynamic_replicator_driver = {
> .probe = dynamic_replicator_probe,
> .id_table = dynamic_replicator_ids,
> };
> -builtin_amba_driver(dynamic_replicator_driver);
> +
> +static int __init replicator_init(void)
> +{
> + int ret;
> +
> + ret = platform_driver_register(&static_replicator_driver);
> + if (ret) {
> + pr_info("Error registering platform driver\n");
> + return ret;
> + }
> +
> + ret = amba_driver_register(&dynamic_replicator_driver);
> + if (ret) {
> + pr_info("Error registering amba driver\n");
> + platform_driver_unregister(&static_replicator_driver);
> + }
> +
> + return ret;
> +}
> +
> +static void __exit replicator_exit(void)
> +{
> + platform_driver_unregister(&static_replicator_driver);
> + amba_driver_unregister(&dynamic_replicator_driver);
> +}
> +
> +module_init(replicator_init);
> +module_exit(replicator_exit);
> --
> The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
> a Linux Foundation Collaborative Project
>
Tested by: Mike Leach <mike.leach at linaro.org>
--
Mike Leach
Principal Engineer, ARM Ltd.
Manchester Design Centre. UK
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