[AMD Public Use]
> -----Original Message-----
> From: Bjorn Helgaas <helgaas@xxxxxxxxxx>
> Sent: Tuesday, January 26, 2021 3:23 PM
> To: Rafael J . Wysocki <rjw@xxxxxxxxxxxxx>; Len Brown <lenb@xxxxxxxxxx>;
> Deucher, Alexander <Alexander.Deucher@xxxxxxx>; Koenig, Christian
> <Christian.Koenig@xxxxxxx>; Jean Delvare <jdelvare@xxxxxxxx>; Guenter
> Roeck <linux@xxxxxxxxxxxx>; Corentin Chary <corentin.chary@xxxxxxxxx>;
> Mark Brown <broonie@xxxxxxxxxx>; Jaroslav Kysela <perex@xxxxxxxx>;
> Takashi Iwai <tiwai@xxxxxxxx>
> Cc: linux-spi@xxxxxxxxxxxxxxx; acpi4asus-user@xxxxxxxxxxxxxxxxxxxxx; linux-
> hwmon@xxxxxxxxxxxxxxx; amd-gfx@xxxxxxxxxxxxxxxxxxxxx; alsa-devel@alsa-
> project.org; linux-acpi@xxxxxxxxxxxxxxx; Bjorn Helgaas
> <bhelgaas@xxxxxxxxxx>
> Subject: [PATCH] ACPI: Test for ACPI_SUCCESS rather than !ACPI_FAILURE
>
> From: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
>
> The double negative makes it hard to read "if (!ACPI_FAILURE(status))".
> Replace it with "if (ACPI_SUCCESS(status))".
>
> Signed-off-by: Bjorn Helgaas <bhelgaas@xxxxxxxxxx>
> ---
>
> This isn't really an ACPI patch, but I'm sending it to you, Rafael, since it seems
> easier to just apply these all at once. But I'd be happy to split them up into
> individual patches if you'd rather.
>
>
> drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c | 4 ++--
> drivers/gpu/drm/radeon/radeon_bios.c | 4 ++--
For radeon and amdgpu:
Acked-by: Alex Deucher <alexander.deucher@xxxxxxx>
> drivers/hwmon/acpi_power_meter.c | 4 ++--
> drivers/platform/x86/asus-laptop.c | 6 +++---
> drivers/spi/spi.c | 2 +-
> sound/pci/hda/hda_intel.c | 4 ++--
> 6 files changed, 12 insertions(+), 12 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
> index 6333cada1e09..055f600eeed8 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_bios.c
> @@ -291,7 +291,7 @@ static bool amdgpu_atrm_get_bios(struct
> amdgpu_device *adev)
> continue;
>
> status = acpi_get_handle(dhandle, "ATRM", &atrm_handle);
> - if (!ACPI_FAILURE(status)) {
> + if (ACPI_SUCCESS(status)) {
> found = true;
> break;
> }
> @@ -304,7 +304,7 @@ static bool amdgpu_atrm_get_bios(struct
> amdgpu_device *adev)
> continue;
>
> status = acpi_get_handle(dhandle, "ATRM",
> &atrm_handle);
> - if (!ACPI_FAILURE(status)) {
> + if (ACPI_SUCCESS(status)) {
> found = true;
> break;
> }
> diff --git a/drivers/gpu/drm/radeon/radeon_bios.c
> b/drivers/gpu/drm/radeon/radeon_bios.c
> index bb29cf02974d..43bbbfd6ade8 100644
> --- a/drivers/gpu/drm/radeon/radeon_bios.c
> +++ b/drivers/gpu/drm/radeon/radeon_bios.c
> @@ -205,7 +205,7 @@ static bool radeon_atrm_get_bios(struct
> radeon_device *rdev)
> continue;
>
> status = acpi_get_handle(dhandle, "ATRM", &atrm_handle);
> - if (!ACPI_FAILURE(status)) {
> + if (ACPI_SUCCESS(status)) {
> found = true;
> break;
> }
> @@ -218,7 +218,7 @@ static bool radeon_atrm_get_bios(struct
> radeon_device *rdev)
> continue;
>
> status = acpi_get_handle(dhandle, "ATRM",
> &atrm_handle);
> - if (!ACPI_FAILURE(status)) {
> + if (ACPI_SUCCESS(status)) {
> found = true;
> break;
> }
> diff --git a/drivers/hwmon/acpi_power_meter.c
> b/drivers/hwmon/acpi_power_meter.c
> index 848718ab7312..7d3ddcba34ce 100644
> --- a/drivers/hwmon/acpi_power_meter.c
> +++ b/drivers/hwmon/acpi_power_meter.c
> @@ -161,7 +161,7 @@ static ssize_t set_avg_interval(struct device *dev,
> mutex_lock(&resource->lock);
> status = acpi_evaluate_integer(resource->acpi_dev->handle, "_PAI",
> &args, &data);
> - if (!ACPI_FAILURE(status))
> + if (ACPI_SUCCESS(status))
> resource->avg_interval = temp;
> mutex_unlock(&resource->lock);
>
> @@ -232,7 +232,7 @@ static ssize_t set_cap(struct device *dev, struct
> device_attribute *devattr,
> mutex_lock(&resource->lock);
> status = acpi_evaluate_integer(resource->acpi_dev->handle,
> "_SHL",
> &args, &data);
> - if (!ACPI_FAILURE(status))
> + if (ACPI_SUCCESS(status))
> resource->cap = temp;
> mutex_unlock(&resource->lock);
>
> diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-
> laptop.c
> index 0edafe687fa9..bfea656e910c 100644
> --- a/drivers/platform/x86/asus-laptop.c
> +++ b/drivers/platform/x86/asus-laptop.c
> @@ -861,7 +861,7 @@ static ssize_t infos_show(struct device *dev, struct
> device_attribute *attr,
> * The significance of others is yet to be found.
> */
> rv = acpi_evaluate_integer(asus->handle, "SFUN", NULL, &temp);
> - if (!ACPI_FAILURE(rv))
> + if (ACPI_SUCCESS(rv))
> len += sprintf(page + len, "SFUN value : %#x\n",
> (uint) temp);
> /*
> @@ -873,7 +873,7 @@ static ssize_t infos_show(struct device *dev, struct
> device_attribute *attr,
> * takes several seconds to run on some systems.
> */
> rv = acpi_evaluate_integer(asus->handle, "HWRS", NULL, &temp);
> - if (!ACPI_FAILURE(rv))
> + if (ACPI_SUCCESS(rv))
> len += sprintf(page + len, "HWRS value : %#x\n",
> (uint) temp);
> /*
> @@ -884,7 +884,7 @@ static ssize_t infos_show(struct device *dev, struct
> device_attribute *attr,
> * silently ignored.
> */
> rv = acpi_evaluate_integer(asus->handle, "ASYM", NULL, &temp);
> - if (!ACPI_FAILURE(rv))
> + if (ACPI_SUCCESS(rv))
> len += sprintf(page + len, "ASYM value : %#x\n",
> (uint) temp);
> if (asus->dsdt_info) {
> diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index
> 720ab34784c1..801d8b499788 100644
> --- a/drivers/spi/spi.c
> +++ b/drivers/spi/spi.c
> @@ -2210,7 +2210,7 @@ static acpi_status acpi_register_spi_device(struct
> spi_controller *ctlr,
> return AE_OK;
>
> if (!lookup.max_speed_hz &&
> - !ACPI_FAILURE(acpi_get_parent(adev->handle, &parent_handle))
> &&
> + ACPI_SUCCESS(acpi_get_parent(adev->handle, &parent_handle))
> &&
> ACPI_HANDLE(ctlr->dev.parent) == parent_handle) {
> /* Apple does not use _CRS but nested devices for SPI slaves
> */
> acpi_spi_parse_apple_properties(adev, &lookup); diff --git
> a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index
> 770ad25f1907..fe8049cd2765 100644
> --- a/sound/pci/hda/hda_intel.c
> +++ b/sound/pci/hda/hda_intel.c
> @@ -1444,7 +1444,7 @@ static bool atpx_present(void)
> dhandle = ACPI_HANDLE(&pdev->dev);
> if (dhandle) {
> status = acpi_get_handle(dhandle, "ATPX",
> &atpx_handle);
> - if (!ACPI_FAILURE(status)) {
> + if (ACPI_SUCCESS(status)) {
> pci_dev_put(pdev);
> return true;
> }
> @@ -1454,7 +1454,7 @@ static bool atpx_present(void)
> dhandle = ACPI_HANDLE(&pdev->dev);
> if (dhandle) {
> status = acpi_get_handle(dhandle, "ATPX",
> &atpx_handle);
> - if (!ACPI_FAILURE(status)) {
> + if (ACPI_SUCCESS(status)) {
> pci_dev_put(pdev);
> return true;
> }
> --
> 2.25.1
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