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[Precise/Oneric,SRU] ACPI / PM: Do not save/restore NVS on Asus K54C/K54HR

Message ID 1330498345-22077-2-git-send-email-kengyu@canonical.com
State New
Headers show

Commit Message

Keng-Yu Lin Feb. 29, 2012, 6:52 a.m. UTC
The models do not resume correctly without acpi_sleep=nonvs.

Signed-off-by: Keng-Yu Lin <kengyu@canonical.com>
Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
(cherry picked from commit 5a50a7c32d630d6cdb13d69afabb0cc81b2f379c)

BugLink: http://bugs.launchpad.net/bugs/898503

Signed-off-by: Keng-Yu Lin <kengyu@canonical.com>
---
 drivers/acpi/sleep.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)

Comments

Stefan Bader Feb. 29, 2012, 8:39 a.m. UTC | #1
On 29.02.2012 07:52, Keng-Yu Lin wrote:
> The models do not resume correctly without acpi_sleep=nonvs.
>
> Signed-off-by: Keng-Yu Lin<kengyu@canonical.com>
> Signed-off-by: Rafael J. Wysocki<rjw@sisk.pl>
> (cherry picked from commit 5a50a7c32d630d6cdb13d69afabb0cc81b2f379c)
>
> BugLink: http://bugs.launchpad.net/bugs/898503
>
> Signed-off-by: Keng-Yu Lin<kengyu@canonical.com>
> ---
>   drivers/acpi/sleep.c |   16 ++++++++++++++++
>   1 files changed, 16 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
> index 6d9a3ab..0a7ed69 100644
> --- a/drivers/acpi/sleep.c
> +++ b/drivers/acpi/sleep.c
> @@ -476,6 +476,22 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
>   		DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FW520F"),
>   		},
>   	},
> +	{
> +	.callback = init_nvs_nosave,
> +	.ident = "Asus K54C",
> +	.matches = {
> +		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
> +		DMI_MATCH(DMI_PRODUCT_NAME, "K54C"),
> +		},
> +	},
> +	{
> +	.callback = init_nvs_nosave,
> +	.ident = "Asus K54HR",
> +	.matches = {
> +		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
> +		DMI_MATCH(DMI_PRODUCT_NAME, "K54HR"),
> +		},
> +	},
>   	{},
>   };
>   #endif /* CONFIG_SUSPEND */

Looks reasonable, is upstream and limited to specific hw. Just hinting that this 
kind of change could be made with Cc: stable@vger.kernel.org in the
signed-off-by block...

Acked-by: Stefan Bader <stefan.bader@canonical.com>
Colin Ian King Feb. 29, 2012, 9:10 a.m. UTC | #2
On 29/02/12 06:52, Keng-Yu Lin wrote:
> The models do not resume correctly without acpi_sleep=nonvs.
>
> Signed-off-by: Keng-Yu Lin<kengyu@canonical.com>
> Signed-off-by: Rafael J. Wysocki<rjw@sisk.pl>
> (cherry picked from commit 5a50a7c32d630d6cdb13d69afabb0cc81b2f379c)
>
> BugLink: http://bugs.launchpad.net/bugs/898503
>
> Signed-off-by: Keng-Yu Lin<kengyu@canonical.com>
> ---
>   drivers/acpi/sleep.c |   16 ++++++++++++++++
>   1 files changed, 16 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
> index 6d9a3ab..0a7ed69 100644
> --- a/drivers/acpi/sleep.c
> +++ b/drivers/acpi/sleep.c
> @@ -476,6 +476,22 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
>   		DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FW520F"),
>   		},
>   	},
> +	{
> +	.callback = init_nvs_nosave,
> +	.ident = "Asus K54C",
> +	.matches = {
> +		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
> +		DMI_MATCH(DMI_PRODUCT_NAME, "K54C"),
> +		},
> +	},
> +	{
> +	.callback = init_nvs_nosave,
> +	.ident = "Asus K54HR",
> +	.matches = {
> +		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
> +		DMI_MATCH(DMI_PRODUCT_NAME, "K54HR"),
> +		},
> +	},
>   	{},
>   };
>   #endif /* CONFIG_SUSPEND */

Looks OK to me, and affects limited set of machines and is upstream and 
has been tested, so..

Acked-by: Colin Ian King <colin.king@canonical.com>
Tim Gardner Feb. 29, 2012, 1:48 p.m. UTC | #3
You're _sure_ this works on a 3.0.y kernel? It does not apply cleanly.

rtg
diff mbox

Patch

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 6d9a3ab..0a7ed69 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -476,6 +476,22 @@  static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
 		DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FW520F"),
 		},
 	},
+	{
+	.callback = init_nvs_nosave,
+	.ident = "Asus K54C",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
+		DMI_MATCH(DMI_PRODUCT_NAME, "K54C"),
+		},
+	},
+	{
+	.callback = init_nvs_nosave,
+	.ident = "Asus K54HR",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
+		DMI_MATCH(DMI_PRODUCT_NAME, "K54HR"),
+		},
+	},
 	{},
 };
 #endif /* CONFIG_SUSPEND */