rate automatically. On playback/capture start the rate is
checked, so that the user recognizes rate mismatches. Furthermore the active
rate is exposed as an amixer control with change notifications, so that
users can check current rate upfront and get notified about updates.
Julian Scheel (3):
usb: g
are exposed through amixer controls. Also on
pcm open from userspace the requested rated is checked against the
currently configured rate of the host.
Signed-off-by: Julian Scheel
---
Documentation/ABI/testing/configfs-usb-gadget-uac1 | 4 +-
Documentation/usb/gadget-testing.txt
This replaces the dedicated headers for uac1 and uac2 functions with a
shared header for both of them. Apart from unifying the struct names,
further duplicated code for configfs setup is moved out of the function
files into the shared header.
Signed-off-by: Julian Scheel
---
Changes in v2:
- Fix
The endpoint is stored in the lower byte of wIndex, according to USB
Audio 1.0 specification, section 5.2.1.1.
Signed-off-by: Julian Scheel
---
drivers/usb/gadget/function/f_uac1.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/gadget/function/f_uac1.c
b
front and get notified about updates.
Julian Scheel (3):
usb: gadget: f_uac1: Fix endpoint reading
usb: gadget: f_uac*: Reduce code duplication
usb: gadget: f_uac*: Support multiple sampling rates
Documentation/ABI/testing/configfs-usb-gadget-uac1 | 4 +-
Documentation/usb/gadget-testin
The endpoint is stored in the lower byte of wIndex, according to USB
Audio 1.0 specification, section 5.2.1.1.
Signed-off-by: Julian Scheel
---
drivers/usb/gadget/function/f_uac1.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/gadget/function/f_uac1.c
b
are exposed through amixer controls. Also on
pcm open from userspace the requested rated is checked against the
currently configured rate of the host.
Signed-off-by: Julian Scheel
---
Documentation/ABI/testing/configfs-usb-gadget-uac1 | 4 +-
Documentation/usb/gadget-testing.txt
This replaces the dedicated headers for uac1 and uac2 functions with a
shared header for both of them. Apart from unifying the struct names,
further duplicated code for configfs setup is moved out of the function
files into the shared header.
Signed-off-by: Julian Scheel
---
drivers/usb/gadget
100644 Documentation/ABI/testing/configfs-usb-gadget-uac1_acard
create mode 100644 drivers/usb/gadget/function/f_uac1_acard.c
create mode 100644 drivers/usb/gadget/function/u_uac1_acard.h
Tested on iMX7D using chipidea usb gadget controller. Tested Windows 10
and Linux 4.11 as host. Both work
