* [PATCH] ACPI: x86: s2idle: Remove dead code in lps0_device_attach()
@ 2026-01-09 0:16 Gergo Koteles
2026-01-09 16:19 ` Mario Limonciello
0 siblings, 1 reply; 3+ messages in thread
From: Gergo Koteles @ 2026-01-09 0:16 UTC (permalink / raw)
To: Rafael J. Wysocki, Len Brown, Mario Limonciello (AMD)
Cc: linux-acpi, linux-kernel, Gergo Koteles
The rev_id is always 0 for AMD since commit
e32d546483a2 ("ACPI: x86: Drop quirk for HP Elitebook"),
so this condition will never be true.
Remove the dead code.
Signed-off-by: Gergo Koteles <soyer@irl.hu>
---
drivers/acpi/x86/s2idle.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
index 6d4d06236f61..a095b6f4401b 100644
--- a/drivers/acpi/x86/s2idle.c
+++ b/drivers/acpi/x86/s2idle.c
@@ -459,9 +459,6 @@ static int lps0_device_attach(struct acpi_device *adev,
lps0_dsm_func_mask = (lps0_dsm_func_mask << 1) | 0x1;
acpi_handle_debug(adev->handle, "_DSM UUID %s: Adjusted function mask: 0x%x\n",
ACPI_LPS0_DSM_UUID_AMD, lps0_dsm_func_mask);
- } else if (lps0_dsm_func_mask_microsoft > 0 && rev_id) {
- lps0_dsm_func_mask_microsoft = -EINVAL;
- acpi_handle_debug(adev->handle, "_DSM Using AMD method\n");
}
} else {
rev_id = 1;
--
2.52.0
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] ACPI: x86: s2idle: Remove dead code in lps0_device_attach()
2026-01-09 0:16 [PATCH] ACPI: x86: s2idle: Remove dead code in lps0_device_attach() Gergo Koteles
@ 2026-01-09 16:19 ` Mario Limonciello
2026-01-22 20:47 ` Rafael J. Wysocki
0 siblings, 1 reply; 3+ messages in thread
From: Mario Limonciello @ 2026-01-09 16:19 UTC (permalink / raw)
To: Gergo Koteles, Rafael J. Wysocki, Len Brown; +Cc: linux-acpi, linux-kernel
On 1/8/26 6:16 PM, Gergo Koteles wrote:
> The rev_id is always 0 for AMD since commit
> e32d546483a2 ("ACPI: x86: Drop quirk for HP Elitebook"),
> so this condition will never be true.
>
> Remove the dead code.
>
> Signed-off-by: Gergo Koteles <soyer@irl.hu>
Makes sense, thanks!
Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
> ---
> drivers/acpi/x86/s2idle.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
> index 6d4d06236f61..a095b6f4401b 100644
> --- a/drivers/acpi/x86/s2idle.c
> +++ b/drivers/acpi/x86/s2idle.c
> @@ -459,9 +459,6 @@ static int lps0_device_attach(struct acpi_device *adev,
> lps0_dsm_func_mask = (lps0_dsm_func_mask << 1) | 0x1;
> acpi_handle_debug(adev->handle, "_DSM UUID %s: Adjusted function mask: 0x%x\n",
> ACPI_LPS0_DSM_UUID_AMD, lps0_dsm_func_mask);
> - } else if (lps0_dsm_func_mask_microsoft > 0 && rev_id) {
> - lps0_dsm_func_mask_microsoft = -EINVAL;
> - acpi_handle_debug(adev->handle, "_DSM Using AMD method\n");
> }
> } else {
> rev_id = 1;
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] ACPI: x86: s2idle: Remove dead code in lps0_device_attach()
2026-01-09 16:19 ` Mario Limonciello
@ 2026-01-22 20:47 ` Rafael J. Wysocki
0 siblings, 0 replies; 3+ messages in thread
From: Rafael J. Wysocki @ 2026-01-22 20:47 UTC (permalink / raw)
To: Mario Limonciello, Gergo Koteles; +Cc: linux-acpi, linux-kernel
On Fri, Jan 9, 2026 at 5:19 PM Mario Limonciello <superm1@kernel.org> wrote:
>
> On 1/8/26 6:16 PM, Gergo Koteles wrote:
> > The rev_id is always 0 for AMD since commit
> > e32d546483a2 ("ACPI: x86: Drop quirk for HP Elitebook"),
> > so this condition will never be true.
> >
> > Remove the dead code.
> >
> > Signed-off-by: Gergo Koteles <soyer@irl.hu>
>
> Makes sense, thanks!
>
> Reviewed-by: Mario Limonciello (AMD) <superm1@kernel.org>
Applied as 6.20 material, thanks!
> > ---
> > drivers/acpi/x86/s2idle.c | 3 ---
> > 1 file changed, 3 deletions(-)
> >
> > diff --git a/drivers/acpi/x86/s2idle.c b/drivers/acpi/x86/s2idle.c
> > index 6d4d06236f61..a095b6f4401b 100644
> > --- a/drivers/acpi/x86/s2idle.c
> > +++ b/drivers/acpi/x86/s2idle.c
> > @@ -459,9 +459,6 @@ static int lps0_device_attach(struct acpi_device *adev,
> > lps0_dsm_func_mask = (lps0_dsm_func_mask << 1) | 0x1;
> > acpi_handle_debug(adev->handle, "_DSM UUID %s: Adjusted function mask: 0x%x\n",
> > ACPI_LPS0_DSM_UUID_AMD, lps0_dsm_func_mask);
> > - } else if (lps0_dsm_func_mask_microsoft > 0 && rev_id) {
> > - lps0_dsm_func_mask_microsoft = -EINVAL;
> > - acpi_handle_debug(adev->handle, "_DSM Using AMD method\n");
> > }
> > } else {
> > rev_id = 1;
>
^ permalink raw reply [flat|nested] 3+ messages in thread
end of thread, other threads:[~2026-01-22 20:47 UTC | newest]
Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2026-01-09 0:16 [PATCH] ACPI: x86: s2idle: Remove dead code in lps0_device_attach() Gergo Koteles
2026-01-09 16:19 ` Mario Limonciello
2026-01-22 20:47 ` Rafael J. Wysocki
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