[PATCH v2 2/2] ata: ahci: Enable DEVSLP by default on x86 with SLP_S0

2018-07-27 Thread Srinivas Pandruvada
One of the requirement for modern x86 system to enter lowest power mode (SLP_S0) is SATA IP block to be off. This is true even during when platform is suspended to idle and not only in opportunistic (runtime) suspend. Several of these system don't have traditional ACPI S3, so it is important that

[PATCH v2 2/2] ata: ahci: Enable DEVSLP by default on x86 with SLP_S0

2018-07-27 Thread Srinivas Pandruvada
One of the requirement for modern x86 system to enter lowest power mode (SLP_S0) is SATA IP block to be off. This is true even during when platform is suspended to idle and not only in opportunistic (runtime) suspend. Several of these system don't have traditional ACPI S3, so it is important that

Re: [RFC PATCH v2 2/2] ata: ahci: Enable DEVSLP by default on x86 with SLP_S0

2018-07-13 Thread Hans de Goede
Hi, On 13-07-18 00:27, Srinivas Pandruvada wrote: From: Srinivas One of the requirement for modern x86 system to enter lowest power mode (SLP_S0) is SATA IP block to be off. This is true even during when platform is suspended to idle and not only in opportunistic (runtime) suspend. Several

Re: [RFC PATCH v2 2/2] ata: ahci: Enable DEVSLP by default on x86 with SLP_S0

2018-07-13 Thread Hans de Goede
Hi, On 13-07-18 00:27, Srinivas Pandruvada wrote: From: Srinivas One of the requirement for modern x86 system to enter lowest power mode (SLP_S0) is SATA IP block to be off. This is true even during when platform is suspended to idle and not only in opportunistic (runtime) suspend. Several

[RFC PATCH v2 2/2] ata: ahci: Enable DEVSLP by default on x86 with SLP_S0

2018-07-12 Thread Srinivas Pandruvada
From: Srinivas One of the requirement for modern x86 system to enter lowest power mode (SLP_S0) is SATA IP block to be off. This is true even during when platform is suspended to idle and not only in opportunistic (runtime) suspend. Several of these system don't have traditional ACPI S3, so it

[RFC PATCH v2 2/2] ata: ahci: Enable DEVSLP by default on x86 with SLP_S0

2018-07-12 Thread Srinivas Pandruvada
From: Srinivas One of the requirement for modern x86 system to enter lowest power mode (SLP_S0) is SATA IP block to be off. This is true even during when platform is suspended to idle and not only in opportunistic (runtime) suspend. Several of these system don't have traditional ACPI S3, so it