On Thu, 2019-08-08 at 18:21 +0800, Zhang Lixu wrote: > Currently, the NO_D3 flag is set in ish_probe(), the intel-ish-ipc > driver > puts the ISH into D0i3 when system enter both suspend-to-idle(S0ix) > and > suspend-to-mem(S3). These patches are to put the ISH into D3 when > system > enter S3 and put the ISH into D0i3 when system enter S0ix. > > I tested these patches on the following platforms: > ISH 5.2: ICL > ISH 5.0: CNL CFL WHL CML > ISH 4.0: GLK > ISH 3.0: KBL > > Test steps: > * Run the IIO Sensor tool to read the accel_3d sensor data > * Run cmd "echo mem > /sys/power/state" to suspend-to-mem > * Press the keyboard to wake up OS. > * Check if the tool can get the sensor data after OS resume. > * Run cmd "echo freeze > /sys/power/state" to suspend-to-idle > * Press the keyboard to wake up OS. > * Check if the tool can get the sensor data after OS resume. > > Test results: > The tool can get the accel_3d sensor data after resuming from both > suspend-to-mem and suspend-to-idle. > > Changes from v1: > * Fix the indentation issue > * Elaborate the reason to remove the NO_D3 flag > * Split the PATCH v1 to three changes, and try to minimize the lines > change > > Zhang Lixu (3): > HID: intel-ish-hid: ipc: set NO_D3 flag only when needed > HID: intel-ish-hid: ipc: make ish suspend paths clear > HID: intel-ish-hid: ipc: check the NO_D3 flag to distinguish resume > paths > For the series: Acked-by: Srinivas Pandruvada <srinivas.pandruvada@xxxxxxxxxxxxxxx> > drivers/hid/intel-ish-hid/ipc/hw-ish.h | 1 + > drivers/hid/intel-ish-hid/ipc/ipc.c | 2 +- > drivers/hid/intel-ish-hid/ipc/pci-ish.c | 95 +++++++++++++++------ > ---- > 3 files changed, 61 insertions(+), 37 deletions(-) >
