Re: [PATCH] sound: Replace acpi_bus_get_device()

From: Takashi Iwai
Date: Tue Feb 01 2022 - 02:11:28 EST


On Wed, 26 Jan 2022 20:48:49 +0100,
Rafael J. Wysocki wrote:
>
> From: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>
>
> Replace acpi_bus_get_device() that is going to be dropped with
> acpi_fetch_acpi_dev().
>
> No intentional functional impact.
>
> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@xxxxxxxxx>

Thanks, applied now to for-linus branch.

Mark, JFYI, this touches an ASoC code slightly, too.


Takashi

> ---
> sound/hda/intel-sdw-acpi.c | 7 +++----
> sound/soc/soc-acpi.c | 7 ++-----
> 2 files changed, 5 insertions(+), 9 deletions(-)
>
> Index: linux-pm/sound/hda/intel-sdw-acpi.c
> ===================================================================
> --- linux-pm.orig/sound/hda/intel-sdw-acpi.c
> +++ linux-pm/sound/hda/intel-sdw-acpi.c
> @@ -50,11 +50,11 @@ static bool is_link_enabled(struct fwnod
> static int
> sdw_intel_scan_controller(struct sdw_intel_acpi_info *info)
> {
> - struct acpi_device *adev;
> + struct acpi_device *adev = acpi_fetch_acpi_dev(info->handle);
> int ret, i;
> u8 count;
>
> - if (acpi_bus_get_device(info->handle, &adev))
> + if (!adev)
> return -EINVAL;
>
> /* Found controller, find links supported */
> @@ -119,7 +119,6 @@ static acpi_status sdw_intel_acpi_cb(acp
> void *cdata, void **return_value)
> {
> struct sdw_intel_acpi_info *info = cdata;
> - struct acpi_device *adev;
> acpi_status status;
> u64 adr;
>
> @@ -127,7 +126,7 @@ static acpi_status sdw_intel_acpi_cb(acp
> if (ACPI_FAILURE(status))
> return AE_OK; /* keep going */
>
> - if (acpi_bus_get_device(handle, &adev)) {
> + if (!acpi_fetch_acpi_dev(handle)) {
> pr_err("%s: Couldn't find ACPI handle\n", __func__);
> return AE_NOT_FOUND;
> }
> Index: linux-pm/sound/soc/soc-acpi.c
> ===================================================================
> --- linux-pm.orig/sound/soc/soc-acpi.c
> +++ linux-pm/sound/soc/soc-acpi.c
> @@ -55,16 +55,13 @@ EXPORT_SYMBOL_GPL(snd_soc_acpi_find_mach
> static acpi_status snd_soc_acpi_find_package(acpi_handle handle, u32 level,
> void *context, void **ret)
> {
> - struct acpi_device *adev;
> + struct acpi_device *adev = acpi_fetch_acpi_dev(handle);
> acpi_status status;
> struct snd_soc_acpi_package_context *pkg_ctx = context;
>
> pkg_ctx->data_valid = false;
>
> - if (acpi_bus_get_device(handle, &adev))
> - return AE_OK;
> -
> - if (adev->status.present && adev->status.functional) {
> + if (adev && adev->status.present && adev->status.functional) {
> struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
> union acpi_object *myobj = NULL;
>
>
>
>