On Wednesday 23 April 2014 09:30 PM, Felipe Balbi wrote: > Hi, > > On Wed, Apr 23, 2014 at 07:46:20PM -0400, Santosh Shilimkar wrote: >> From: Sandeep Nair <sandeep_n@xxxxxx> >> >> The QMSS (Queue Manager Sub System) found on Keystone SOCs is one of >> the main hardware sub system which forms the backbone of the Keystone >> Multi-core Navigator. QMSS consist of queue managers, packed-data structure >> processors(PDSP), linking RAM, descriptor pools and infrastructure >> Packet DMA. >> >> The Queue Manager is a hardware module that is responsible for accelerating >> management of the packet queues. Packets are queued/de-queued by writing or >> reading descriptor address to a particular memory mapped location. The PDSPs >> perform QMSS related functions like accumulation, QoS, or event management. >> Linking RAM registers are used to link the descriptors which are stored in >> descriptor RAM. Descriptor RAM is configurable as internal or external memory. >> >> The QMSS driver manages the PDSP setups, linking RAM regions, >> queue pool management (allocation, push, pop and notify) and descriptor >> pool management. The specifics on the device tree bindings for >> QMSS can be found in: >> Documentation/devicetree/bindings/soc/keystone-navigator-qmss.txt >> >> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> >> Cc: Kumar Gala <galak@xxxxxxxxxxxxxx> >> Cc: Olof Johansson <olof@xxxxxxxxx> >> Cc: Arnd Bergmann <arnd@xxxxxxxx> >> Cc: Grant Likely <grant.likely@xxxxxxxxxx> >> Cc: Rob Herring <robh+dt@xxxxxxxxxx> >> Cc: Mark Rutland <mark.rutland@xxxxxxx> >> Signed-off-by: Sandeep Nair <sandeep_n@xxxxxx> >> Signed-off-by: Santosh Shilimkar <santosh.shilimkar@xxxxxx> >> --- >> drivers/Kconfig | 2 + >> drivers/soc/Kconfig | 2 + >> drivers/soc/Makefile | 5 + >> drivers/soc/ti/Kconfig | 21 + >> drivers/soc/ti/Makefile | 4 + >> drivers/soc/ti/knav_qmss.h | 386 ++++++++ >> drivers/soc/ti/knav_qmss_acc.c | 591 +++++++++++++ >> drivers/soc/ti/knav_qmss_queue.c | 1814 ++++++++++++++++++++++++++++++++++++++ >> include/linux/soc/ti/knav_qmss.h | 90 ++ >> 9 files changed, 2915 insertions(+) >> create mode 100644 drivers/soc/Makefile >> create mode 100644 drivers/soc/ti/Kconfig >> create mode 100644 drivers/soc/ti/Makefile >> create mode 100644 drivers/soc/ti/knav_qmss.h >> create mode 100644 drivers/soc/ti/knav_qmss_acc.c >> create mode 100644 drivers/soc/ti/knav_qmss_queue.c >> create mode 100644 include/linux/soc/ti/knav_qmss.h >> >> diff --git a/drivers/Kconfig b/drivers/Kconfig >> index 0e87a34..8993913 100644 >> --- a/drivers/Kconfig >> +++ b/drivers/Kconfig >> @@ -148,6 +148,8 @@ source "drivers/remoteproc/Kconfig" >> >> source "drivers/rpmsg/Kconfig" >> >> +source "drivers/soc/Kconfig" > > This hunk was already in patch one but in a different offset in this > file. > right.. I will drop this one... Thanks for spotting it -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html