lkml.org 
[lkml]   [2020]   [Oct]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Subject[PATCH v4 0/5] USB DWC3 host wake up support from system suspend
Date
Avoiding phy powerdown in host mode so that it can be wake up by devices.
Set GENPD_FLAG_ACTIVE_WAKEUP flag to keep usb30_prim gdsc active
when wakeup capable devices are connected to the host.
Using PDC interrupts instead of GIC interrupst to support wakeup in
xo shutdown case.

Changes in v4:
Addressed Matthias comments raised in v3.

Changes in v3:
Removed need_phy_for_wakeup flag and by default avoiding phy powerdown.
Addressed Matthias comments and added entry for DEV_SUPERSPEED.
Added suspend_quirk in dwc3 host and moved the dwc3_set_phy_speed_flags.
Added wakeup-source dt entry and reading in dwc-qcom.c glue driver.

Changes in v2:
Dropped the patch in clock to set GENPD_FLAG_ACTIVE_WAKEUP flag and
setting in usb dwc3 driver.
Separated the core patch and glue driver patch.
Made need_phy_for_wakeup flag part of dwc structure and
hs_phy_flags as unsgined int.
Adrressed the comment on device_init_wakeup call.
Corrected offset for reading portsc register.
Added pacth to support wakeup in xo shutdown case.

Sandeep Maheswaram (5):
usb: dwc3: core: Host wake up support from system suspend
usb: dwc3: host: Add suspend_quirk for dwc3 host
usb: dwc3: qcom: Configure wakeup interrupts and set genpd active
wakeup flag
arm64: dts: qcom: sc7180: Use pdc interrupts for USB instead of GIC
interrupts
arm64: dts: qcom: sc7180: Add wakeup-source property for USB node in
IDP and trogdor

arch/arm64/boot/dts/qcom/sc7180-idp.dts | 1 +
arch/arm64/boot/dts/qcom/sc7180-trogdor.dtsi | 1 +
arch/arm64/boot/dts/qcom/sc7180.dtsi | 8 +--
drivers/usb/dwc3/core.c | 14 +----
drivers/usb/dwc3/core.h | 2 +
drivers/usb/dwc3/dwc3-qcom.c | 82 ++++++++++++++++++----------
drivers/usb/dwc3/host.c | 51 +++++++++++++++++
7 files changed, 114 insertions(+), 45 deletions(-)

--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation

\
 
 \ /
  Last update: 2020-10-27 21:41    [W:0.092 / U:0.072 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site