OSDN Git Service

uclinux-h8/linux.git
7 years agoUSB: phy: am335x-control: fix device and of_node leaks
Johan Hovold [Tue, 1 Nov 2016 10:40:25 +0000 (11:40 +0100)]
USB: phy: am335x-control: fix device and of_node leaks

Make sure to drop the references taken by of_parse_phandle() and
bus_find_device() before returning from am335x_get_phy_control().

Note that there is no guarantee that the devres-managed struct
phy_control will be valid for the lifetime of the sibling phy device
regardless of this change.

Fixes: 3bb869c8b3f1 ("usb: phy: Add AM335x PHY driver")
Acked-by: Bin Liu <b-liu@ti.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: f_uac2: fix error handling at afunc_bind
Peter Chen [Tue, 8 Nov 2016 02:10:44 +0000 (10:10 +0800)]
usb: gadget: f_uac2: fix error handling at afunc_bind

The current error handling flow uses incorrect goto label, fix it

Cc: <stable@vger.kernel.org>
Fixes: d12a8727171c ("usb: gadget: function: Remove
redundant usb_free_all_descriptors")
Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: fix request length error for isoc transfer
Peter Chen [Tue, 8 Nov 2016 02:08:24 +0000 (10:08 +0800)]
usb: gadget: fix request length error for isoc transfer

For isoc endpoint descriptor, the wMaxPacketSize is not real max packet
size (see Table 9-13. Standard Endpoint Descriptor, USB 2.0 specifcation),
it may contain the number of packet, so the real max packet should be
ep->desc->wMaxPacketSize && 0x7ff.

Cc: Felipe F. Tonello <eu@felipetonello.com>
Cc: Felipe Balbi <felipe.balbi@linux.intel.com>
Fixes: 16b114a6d797 ("usb: gadget: fix usb_ep_align_maybe
  endianness and new usb_ep_aligna")

Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: f_hid add super speed support
Janusz Dziedzic [Thu, 3 Nov 2016 09:27:15 +0000 (10:27 +0100)]
usb: gadget: f_hid add super speed support

Add super speed descriptors to f_hid.

Signed-off-by: Janusz Dziedzic <januszx.dziedzic@linux.intel.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: mv_u3d: mv_u3d_start_queue() refactoring
Alexey Khoroshilov [Thu, 3 Nov 2016 13:16:32 +0000 (16:16 +0300)]
usb: gadget: mv_u3d: mv_u3d_start_queue() refactoring

The patch improves readability of mv_u3d_start_queue()
by rearranging its code with two semantic modifications:
- assignment zero to ep->processing if usb_gadget_map_request() fails;
- propagation of error code from mv_u3d_req_to_trb() instead of
  hardcoded -ENOMEM.

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: mv_u3d: add check for dma mapping error
Alexey Khoroshilov [Thu, 3 Nov 2016 13:16:31 +0000 (16:16 +0300)]
usb: gadget: mv_u3d: add check for dma mapping error

mv_u3d_req_to_trb() does not check for dma mapping errors.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: trace: purge dwc3_trace()
Felipe Balbi [Thu, 3 Nov 2016 12:07:51 +0000 (14:07 +0200)]
usb: dwc3: trace: purge dwc3_trace()

Finally get rid of dwc3_trace() hack. If any other
message is truly needed, we should add proper
tracepoints for them instead of hacking around with
dwc3_trace() or similar.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: trace: add a tracepoint for ep enable/disable
Felipe Balbi [Thu, 3 Nov 2016 11:53:29 +0000 (13:53 +0200)]
usb: dwc3: trace: add a tracepoint for ep enable/disable

instead of using a simple trace_printk() wrapper,
let's add an actual tracepoint and print further
details about the endpoint being operated upon.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: pci: call _DSM for suspend/resume
Felipe Balbi [Mon, 24 Oct 2016 07:40:18 +0000 (10:40 +0300)]
usb: dwc3: pci: call _DSM for suspend/resume

Intel's BXT devices need to execute a _DSM method
during {runtime_,}{suspend,resume} in order to get a
chunk of dwc3 to power gate and save some extra
power.

Let's do that now.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: pci: add a private driver structure
Felipe Balbi [Mon, 24 Oct 2016 07:29:01 +0000 (10:29 +0300)]
usb: dwc3: pci: add a private driver structure

We'll be tracking a little more information for PCI
drivers, it's about time we add a private structure
for that.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: always kick if num_pending_sgs > 0
Felipe Balbi [Tue, 25 Oct 2016 10:54:00 +0000 (13:54 +0300)]
usb: dwc3: gadget: always kick if num_pending_sgs > 0

When we get a half-way processed request, we should
make sure to try to prepare further TRBs for it or
for any possibly queued up request held in our
pending_list. This will make sure our controller is
kept busy for as long as possible.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: stop touching HWO TRBs
Felipe Balbi [Tue, 25 Oct 2016 10:50:46 +0000 (13:50 +0300)]
usb: dwc3: gadget: stop touching HWO TRBs

Say we have three requests prepared to the HW (reqA,
reqB, and reqC). All of them are composed of
SG-lists with several entries and they all requests
interrupt only on last TRBs of the SG-list.

When we get interrupt for reqA, it could be that
reqB is already half-way transferred and some of its
TRBs will have HWO already cleared.

It's okay to free up TRBs without HWO bit set, but
we need to guarantee we don't giveback a request
that's half-way transferred as that will confuse
gadget drivers.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: always try to prepare on started_list first
Felipe Balbi [Tue, 25 Oct 2016 10:48:52 +0000 (13:48 +0300)]
usb: dwc3: gadget: always try to prepare on started_list first

In cases where we're given an SG-list which is
longer than the amount of currently available TRBs,
we will be left with the same request on
started_list and we should prioritize that request
over possible new requests on pending_list. That's
a way to guarantee requests complete in order.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: tracking per-TRB remaining bytes
Felipe Balbi [Tue, 25 Oct 2016 10:47:21 +0000 (13:47 +0300)]
usb: dwc3: gadget: tracking per-TRB remaining bytes

This will give us a simpler way of figuring out how
many bytes were left in each TRB. It's useful for
cases where we queue only part of an SG-list due to
amount of available TRBs at the time of kicking the
transfer.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: cope with XferNotReady before usb_ep_queue()
Felipe Balbi [Fri, 21 Oct 2016 10:07:09 +0000 (13:07 +0300)]
usb: dwc3: gadget: cope with XferNotReady before usb_ep_queue()

If XferNotReady comes before usb_ep_queue() we will
set our PENDING request flag and wait for a
request. However, originally, we were assuming
usb_ep_queue() would always happen before our first
XferNotReady and that causes a corner case where we
could try to issue ENDTRANSFER command before
STARTTRANSFER.

Let's fix that by tracking endpoints which have been
started.

Reported-by: Janusz Dziedzic <januszx.dziedzic@intel.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: wait for End Transfer to complete
Baolin Wang [Mon, 31 Oct 2016 11:38:36 +0000 (19:38 +0800)]
usb: dwc3: gadget: wait for End Transfer to complete

Instead of just delaying for 100us, we should
actually wait for End Transfer Command Complete
interrupt before moving on. Note that this should
only be done if we're dealing with one of the core
revisions that actually require the interrupt before
moving on.

[ felipe.balbi@linux.intel.com: minor improvements ]

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: NCM: differentiate consumed packets from dropped packets
Torsten Polle [Mon, 19 Sep 2016 08:05:42 +0000 (10:05 +0200)]
usb: gadget: NCM: differentiate consumed packets from dropped packets

dev_kfree_skb_any() is used to free packets that are dropped by the
network stack. Therefore the function should not be used for packets
that have been successfully processed by the network stack. Instead
dev_consume_skb_any() has to be used for such consumed packets.

This separation helps to identify dropped packets.

Signed-off-by: Torsten Polle <tpolle@de.adit-jv.com>
Signed-off-by: Harish Jenny K N <harish_kandiga@mentor.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: u_ether: link socket buffers to the device for received packets
Torsten Polle [Mon, 19 Sep 2016 08:05:41 +0000 (10:05 +0200)]
usb: gadget: u_ether: link socket buffers to the device for received packets

Socket buffers should be linked to the (network) device that allocated
the buffers. __netdev_alloc_skb performs this task.

Signed-off-by: Torsten Polle <tpolle@de.adit-jv.com>
Signed-off-by: Jim Baxter <jim_baxter@mentor.com>
Signed-off-by: Harish Jenny K N <harish_kandiga@mentor.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: NCM: link socket buffers to the device for tx packets
Torsten Polle [Mon, 19 Sep 2016 08:05:40 +0000 (10:05 +0200)]
usb: gadget: NCM: link socket buffers to the device for tx packets

Socket buffers should be linked to the (network) device that allocated
the buffers.

Signed-off-by: Torsten Polle <tpolle@de.adit-jv.com>
Signed-off-by: Harish Jenny K N <harish_kandiga@mentor.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: f_fs: use complete() instead complete_all()
Daniel Wagner [Thu, 22 Sep 2016 13:51:53 +0000 (15:51 +0200)]
usb: gadget: f_fs: use complete() instead complete_all()

There is only one waiter for the completion, therefore there
is no need to use complete_all(). Let's make that clear by
using complete() instead of complete_all().

The usage pattern of the completion is:

waiter context                          waker context
  reinit_completion()
  usb_esp_queue()
  wait_for_completion_interruptible()

ffs_ep0_complete()
  complete()

Acked-by: Michal Nazarewicz <mina86@mina86.com>
Signed-off-by: Daniel Wagner <daniel.wagner@bmw-carit.de>
Cc: Felipe Balbi <balbi@kernel.org>
Cc: Michal Nazarewicz <mina86@mina86.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: linux-usb@vger.kernel.org
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: renesas_usbhs: cleanup with list_first_entry_or_null()
Masahiro Yamada [Sun, 18 Sep 2016 16:03:15 +0000 (01:03 +0900)]
usb: renesas_usbhs: cleanup with list_first_entry_or_null()

The combo of list_empty() check and return list_first_entry()
can be replaced with list_first_entry_or_null().

Acked-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: cleanup with list_first_entry_or_null()
Masahiro Yamada [Sun, 18 Sep 2016 16:03:14 +0000 (01:03 +0900)]
usb: dwc3: cleanup with list_first_entry_or_null()

The combo of list_empty() check and return list_first_entry()
can be replaced with list_first_entry_or_null().

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc2: cleanup with list_first_entry_or_null()
Masahiro Yamada [Sun, 18 Sep 2016 16:03:13 +0000 (01:03 +0900)]
usb: dwc2: cleanup with list_first_entry_or_null()

The combo of list_empty() check and return list_first_entry()
can be replaced with list_first_entry_or_null().

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: Convert pr_warning to pr_warn
Joe Perches [Tue, 27 Sep 2016 16:16:59 +0000 (09:16 -0700)]
usb: Convert pr_warning to pr_warn

Use the more common logging mechanism.

Miscellanea:

o Realign multiline statements
o Coalesce format

Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: composite: use kasprintf() instead of open coding it
Juergen Gross [Mon, 10 Oct 2016 10:48:36 +0000 (12:48 +0200)]
usb: gadget: composite: use kasprintf() instead of open coding it

Let's not reimplement generic kernel helpers,
instead call kasprintf().

[ felipe.balbi@linux.intel.com: better commit log ]

Signed-off-by: Juergen Gross <jgross@suse.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: don't clear RUN/STOP when it's invalid to do so
Baolin Wang [Fri, 14 Oct 2016 09:11:33 +0000 (17:11 +0800)]
usb: dwc3: gadget: don't clear RUN/STOP when it's invalid to do so

When we change the USB function with configfs dynamically, we possibly
met this situation: one core is doing the control transfer, another core
is trying to unregister the USB gadget from userspace, we must wait for
completing this control tranfer, or it will hang the controller to set
the DEVCTRLHLT flag.

[ felipe.balbi@linux.intel.com: several fixes to the patch
- call complete() before starting following SETUP transfer
- add a macro for ep0_in_setup's timeout
- change commit subject slightly
- break lines at 72 characters (git adds an 8-character tab)
- avoid changes to dwc3_gadget_run_stop() ]

Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: purge dwc3_stop_active_transfers()
Felipe Balbi [Fri, 14 Oct 2016 10:46:50 +0000 (13:46 +0300)]
usb: dwc3: gadget: purge dwc3_stop_active_transfers()

That function is unnecessarily called from
dwc3_gadget_reset_interrupt(). Gadget drivers (and
thus, functions) are required to dequeue all pending
requests when they get notified about a USB Bus
Reset.

Trying to make sure there are no pending requests
only serves the purpose of working around possibly
bad gadgets.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: core: add dwc3_get_properties()
Felipe Balbi [Fri, 14 Oct 2016 13:30:52 +0000 (16:30 +0300)]
usb: dwc3: core: add dwc3_get_properties()

This helper will be responsible for reading and
parsing our properties. No functional changes in
this patch, cleanup only.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: core: remove unnecessary alignment
Felipe Balbi [Fri, 14 Oct 2016 13:28:32 +0000 (16:28 +0300)]
usb: dwc3: core: remove unnecessary alignment

Kernel will give us page aligned memory anyway.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: core: introduce dwc3_core_setup_global_control()
Felipe Balbi [Fri, 14 Oct 2016 13:23:24 +0000 (16:23 +0300)]
usb: dwc3: core: introduce dwc3_core_setup_global_control()

This little helper will be used to setup anything
related to GCTL register. There are no functional
changes, this is a cleanup only patch.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: core: introduce dwc3_core_is_valid()
Felipe Balbi [Fri, 14 Oct 2016 13:19:01 +0000 (16:19 +0300)]
usb: dwc3: core: introduce dwc3_core_is_valid()

This little helper will be used to make sure we're
dealing with a valid Synopsys DWC3 or DWC3.1 core.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: Add support for device L1 exit
John Youn [Thu, 13 Oct 2016 01:00:55 +0000 (18:00 -0700)]
usb: dwc3: Add support for device L1 exit

For the usb31 IP and from version 2.90a of the usb3 IP, the core
supports HW exit from L1 in HS. Enable it, otherwise the controller may
never exit from LPM to do a transfer.

Signed-off-by: John Youn <johnyoun@synopsys.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: remove unused struct member dwc3->mem
Lu Baolu [Thu, 13 Oct 2016 01:08:14 +0000 (09:08 +0800)]
usb: dwc3: remove unused struct member dwc3->mem

Member @mem in struct dwc3 is not used in any places. Clean up it.

Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: never ever kill the machine
Felipe Balbi [Fri, 7 Oct 2016 08:20:01 +0000 (11:20 +0300)]
usb: dwc3: gadget: never ever kill the machine

We should never kill the machine just because some
USB endpoint type is wrong. WARN about it and move
on.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: only interrupt on short if short_not_ok is set
Felipe Balbi [Wed, 5 Oct 2016 11:26:23 +0000 (14:26 +0300)]
usb: dwc3: gadget: only interrupt on short if short_not_ok is set

We don't need to know about short packets unless
gadget driver told us it's not ok to see them on the
bus. In the normal situation we can continue
processing the list of requests if we get a Short
packet.

Also, note that we're making sure ISP is only set
for OUT endpoints, where that setting is valid.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: CSP is only valid for OUT endpoints
Felipe Balbi [Thu, 6 Oct 2016 14:10:39 +0000 (17:10 +0300)]
usb: dwc3: gadget: CSP is only valid for OUT endpoints

CSP bit is only valid for OUT endpoints. Synopsys
databook is unclear if HW ignores CSP for IN
endpoints (chances are, it does) but to avoid
problems, let's make sure to set CSP only when valid
to do so.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: remove unused 'first_trb_index'
Felipe Balbi [Thu, 6 Oct 2016 07:55:15 +0000 (10:55 +0300)]
usb: dwc3: gadget: remove unused 'first_trb_index'

Recent changes have turned this field obsolete. Remove it.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: ep0: simplify dwc3_ep0_handle_feature()
Felipe Balbi [Mon, 3 Oct 2016 09:55:29 +0000 (12:55 +0300)]
usb: dwc3: ep0: simplify dwc3_ep0_handle_feature()

By extracting smaller functions from
dwc3_ep0_handle_feature(), it becomes far easier to
understand what's going on. Cleanup only, no
functional changes.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: host: extract dwc3_host_get_irq()
Felipe Balbi [Mon, 3 Oct 2016 09:31:48 +0000 (12:31 +0300)]
usb: dwc3: host: extract dwc3_host_get_irq()

Cleanup only, no functional changes.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: extract dwc3_gadget_get_irq()
Felipe Balbi [Mon, 3 Oct 2016 08:27:01 +0000 (11:27 +0300)]
usb: dwc3: gadget: extract dwc3_gadget_get_irq()

Cleanup only, no functional changes.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: trace: add a proper tracepoint for reg accessors
Felipe Balbi [Fri, 30 Sep 2016 12:52:19 +0000 (15:52 +0300)]
usb: dwc3: trace: add a proper tracepoint for reg accessors

We want to reduce the usage of dwc3_trace() in favor
of proper tracepoints which can be enabled/disabled
by the user. Let's start with our register
accessors.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: Kconfig: allow all glues to build if COMPILE_TEST
Felipe Balbi [Fri, 30 Sep 2016 12:01:45 +0000 (15:01 +0300)]
usb: dwc3: Kconfig: allow all glues to build if COMPILE_TEST

We shouldn't have any glue layer which doesn't
compile everywhere. In order to make sure this is
always the case, make sure COMPILE_TEST is properly
added at dependency list of a config entry.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: don't compile dwc3_trace() unless CONFIG_FTRACE=y
Felipe Balbi [Fri, 30 Sep 2016 11:12:34 +0000 (14:12 +0300)]
usb: dwc3: don't compile dwc3_trace() unless CONFIG_FTRACE=y

We don't need dwc3_trace() unless we're building a
kernel with CONFIG_FTRACE. This patch reduces
dwc3.ko text size a bit while also removing overhead
of dwc3_trace() calls.

   text    data     bss     dec     hex filename
  50796     581       0   51377    c8b1 drivers/usb/dwc3/dwc3.o
  43961     581       0   44542    adfe drivers/usb/dwc3/dwc3.o.patched

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: offset Start Transfer latency for bulk EPs
Felipe Balbi [Thu, 29 Sep 2016 13:28:56 +0000 (16:28 +0300)]
usb: dwc3: gadget: offset Start Transfer latency for bulk EPs

We can offset the latency of a full Start Transfer
command - where we _must_ poll for its completion -
to usb_ep_enable() time. This means that once
requests start showing up from the gadget driver, we
can rely on No Response Update Transfer command -
where we don't need to poll for completion.

This patch, starts implementing this method for Bulk
endpoints, even though, technically, we could extend
it to all other endpoints in future commits.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: trace: pretty print high-bandwidth transfers too
Felipe Balbi [Wed, 28 Sep 2016 11:58:33 +0000 (14:58 +0300)]
usb: dwc3: trace: pretty print high-bandwidth transfers too

In case of periodic transfers, let's pretty print
the size field as a multiplier followed by length,
such as :

3x 1024

instead of:

33555456

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: mv: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: udc: mv: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: fsl: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: udc: fsl: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Cc: Li Yang <leoli@freescale.com>
Cc: <linuxppc-dev@lists.ozlabs.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: ip: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: ip: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Cc: Valentina Manea <valentina.manea.m@gmail.com>
Cc: Shuah Khan <shuah@kernel.org>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: misc: usbtest: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: misc: usbtest: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: s3c2410: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: udc: s3c2410: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: net2280: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: udc: net2280: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: net2272: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: udc: net2272: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: dummy: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: udc: dummy: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: bdc: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: udc: bdc: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Cc: Ashwini Pahuja <ashwini.linux@gmail.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: atmel: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: udc: atmel: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: composite: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: gadget: composite: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: host: ehci: remove unnecessary max_packet() macro
Felipe Balbi [Fri, 30 Sep 2016 08:24:59 +0000 (11:24 +0300)]
usb: host: ehci: remove unnecessary max_packet() macro

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove this macro
from the driver.

Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: core: endpoint: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: core: endpoint: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: core: devices: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: core: devices: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: <linux-usb@vger.kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: chipidea: udc: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
usb: chipidea: udc: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Cc: Peter Chen <Peter.Chen@nxp.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agomedia: usb: uvc: remove unnecessary & operation
Felipe Balbi [Wed, 28 Sep 2016 11:17:38 +0000 (14:17 +0300)]
media: usb: uvc: remove unnecessary & operation

Now that usb_endpoint_maxp() only returns the lowest
11 bits from wMaxPacketSize, we can remove the &
operation from this driver.

Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: <linux-media@vger.kernel.org>
Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: host: xhci: purge GET_MAX_PACKET()
Felipe Balbi [Wed, 28 Sep 2016 10:46:37 +0000 (13:46 +0300)]
usb: host: xhci: purge GET_MAX_PACKET()

usb_endpoint_maxp() is now returning maxpacket
correctly - iow only bits 10:0. We can finaly remove
XHCI's private GET_MAX_PACKET macro.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: ch9: make usb_endpoint_maxp() return only packet size
Felipe Balbi [Wed, 28 Sep 2016 10:42:17 +0000 (13:42 +0300)]
usb: ch9: make usb_endpoint_maxp() return only packet size

Now that we have a helper to gather periodic
endpoints' multiplier bits from wMaxPacketSize and
every driver is using it, we can safely make sure
that usb_endpoint_maxp() returns only bits 10:0 of
wMaxPacketSize which is where the actual packet size
lies.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: musb: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:40:40 +0000 (13:40 +0300)]
usb: musb: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Bin Liu <b-liu@ti.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: misc: usbtest: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:40:03 +0000 (13:40 +0300)]
usb: misc: usbtest: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: host: xhci: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:39:22 +0000 (13:39 +0300)]
usb: host: xhci: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Mathias Nyman <mathias.nyman@intel.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: host: ehci: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:38:18 +0000 (13:38 +0300)]
usb: host: ehci: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: mv_udc: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:37:46 +0000 (13:37 +0300)]
usb: gadget: udc: mv_udc: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: gr: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:36:58 +0000 (13:36 +0300)]
usb: gadget: udc: gr: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: fusb300: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:35:15 +0000 (13:35 +0300)]
usb: gadget: udc: fusb300: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: fsl: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:33:23 +0000 (13:33 +0300)]
usb: gadget: udc: fsl: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Li Yang <leoli@freescale.com>
Cc: <linuxppc-dev@lists.ozlabs.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:30:59 +0000 (13:30 +0300)]
usb: gadget: udc: dummy: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Alan Stern <stern@rowland.harvard.edu>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: bdc: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:29:39 +0000 (13:29 +0300)]
usb: gadget: udc: bdc: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Ashwini Pahuja <ashwini.linux@gmail.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:28:44 +0000 (13:28 +0300)]
usb: gadget: udc: atmel: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Acked-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: core: devices: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:27:55 +0000 (13:27 +0300)]
usb: core: devices: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: <linux-usb@vger.kernel.org>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: chipidea: udc: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:26:18 +0000 (13:26 +0300)]
usb: chipidea: udc: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Acked-by: Peter Chen <Peter.Chen@nxp.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agomedia: usb: uvc: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:22:53 +0000 (13:22 +0300)]
media: usb: uvc: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Acked-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: <linux-media@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agomedia: usbtv: core: make use of new usb_endpoint_maxp_mult()
Felipe Balbi [Wed, 28 Sep 2016 10:20:17 +0000 (13:20 +0300)]
media: usbtv: core: make use of new usb_endpoint_maxp_mult()

We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.

Cc: Mauro Carvalho Chehab <mchehab@kernel.org>
Cc: <linux-media@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: trace: print out ep0state also from XferComplete
Felipe Balbi [Mon, 26 Sep 2016 10:23:34 +0000 (13:23 +0300)]
usb: dwc3: trace: print out ep0state also from XferComplete

With this extra piece of information, it will be
easier to find mismatches between driver and HW.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: debug: move dwc3_ep0_state_string() to debug.h
Felipe Balbi [Mon, 26 Sep 2016 10:22:21 +0000 (13:22 +0300)]
usb: dwc3: debug: move dwc3_ep0_state_string() to debug.h

We will be using dwc3_ep0_state_string() from within
our tracepoints, so we need to move that helper to
debug.h in order for it to be accessible.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: remove redundant trace prints
Felipe Balbi [Mon, 26 Sep 2016 08:16:39 +0000 (11:16 +0300)]
usb: dwc3: gadget: remove redundant trace prints

Removing some trace prints which were made redundant
when we started decoding events and TRBs completely
within their respective trace points.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: debug: decode control endpoint phase too
Felipe Balbi [Mon, 26 Sep 2016 09:54:04 +0000 (12:54 +0300)]
usb: dwc3: debug: decode control endpoint phase too

DWC3 can tell us which phase of a setup transfer
we're getting into. Let's decode it from the event
to make it easier to debug.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: conditionally disable Link State change events
Felipe Balbi [Fri, 23 Sep 2016 08:20:40 +0000 (11:20 +0300)]
usb: dwc3: gadget: conditionally disable Link State change events

Link State Change events are only needed for
debugging and to apply certain workarounds on known
errata. Let's save a few cycles by disabling these
events completely on working revisions of the core.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: giveback request if we can't kick it
Felipe Balbi [Thu, 22 Sep 2016 07:59:12 +0000 (10:59 +0300)]
usb: dwc3: gadget: giveback request if we can't kick it

There might be situations where a Start Transfer
command might fail, if that ever happens, instead of
simply removing the request from our list, we should
give the request back to the gadget driver,
otherwise we might eventually starve it from requests.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: make use of No Response Update Transfer
Felipe Balbi [Thu, 22 Sep 2016 07:56:08 +0000 (10:56 +0300)]
usb: dwc3: gadget: make use of No Response Update Transfer

No Response Update Transfer is a special type of
Update Transfer command which can be used whenever
we're not relying on XferNotReady to prepare
transfers. With this, we don't need to wait for
CMDACT to be cleared and issue further commands to
the endpoint straight away.

Let's start using this version to skip the long-ish
wait.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: properly check ep cmd
Felipe Balbi [Thu, 22 Sep 2016 09:25:28 +0000 (12:25 +0300)]
usb: dwc3: gadget: properly check ep cmd

The cmd argument we pass to
dwc3_send_gadget_ep_cmd() could contain extra
arguments embedded. When checking for StartTransfer
command, we need to make sure to match only lower 4
bits which contain the actual command and ignore the
rest.

Reported-by: Janusz Dziedzic <januszx.dziedzic@intel.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: dwc3: gadget: set PCM1 field of isochronous-first TRBs
Felipe Balbi [Thu, 22 Sep 2016 08:01:01 +0000 (11:01 +0300)]
usb: dwc3: gadget: set PCM1 field of isochronous-first TRBs

In case of High-Speed, High-Bandwidth endpoints, we
need to tell DWC3 that we have more than one packet
per interval. We do that by setting PCM1 field of
Isochronous-First TRB.

Cc: <stable@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: composite: always set ep->mult to a sensible value
Felipe Balbi [Wed, 28 Sep 2016 09:33:31 +0000 (12:33 +0300)]
usb: gadget: composite: always set ep->mult to a sensible value

ep->mult is supposed to be set to Isochronous and
Interrupt Endapoint's multiplier value. This value
is computed from different places depending on the
link speed.

If we're dealing with HighSpeed, then it's part of
bits [12:11] of wMaxPacketSize. This case wasn't
taken into consideration before.

While at that, also make sure the ep->mult defaults
to one so drivers can use it unconditionally and
assume they'll never multiply ep->maxpacket to zero.

Cc: <stable@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: gadget: composite: correctly initialize ep->maxpacket
Felipe Balbi [Wed, 28 Sep 2016 07:38:11 +0000 (10:38 +0300)]
usb: gadget: composite: correctly initialize ep->maxpacket

usb_endpoint_maxp() returns wMaxPacketSize in its
raw form. Without taking into consideration that it
also contains other bits reserved for isochronous
endpoints.

This patch fixes one occasion where this is a
problem by making sure that we initialize
ep->maxpacket only with lower 10 bits of the value
returned by usb_endpoint_maxp(). Note that seperate
patches will be necessary to audit all call sites of
usb_endpoint_maxp() and make sure that
usb_endpoint_maxp() only returns lower 10 bits of
wMaxPacketSize.

Cc: <stable@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agousb: add helper to extract bits 12:11 of wMaxPacketSize
Felipe Balbi [Mon, 26 Sep 2016 07:51:18 +0000 (10:51 +0300)]
usb: add helper to extract bits 12:11 of wMaxPacketSize

According to USB Specification 2.0 table 9-4,
wMaxPacketSize is a bitfield. Endpoint's maxpacket
is laid out in bits 10:0. For high-speed,
high-bandwidth isochronous endpoints, bits 12:11
contain a multiplier to tell us how many
transactions we want to try per uframe.

This means that if we want an isochronous endpoint
to issue 3 transfers of 1024 bytes per uframe,
wMaxPacketSize should contain the value:

1024 | (2 << 11)

or 5120 (0x1400). In order to make Host and
Peripheral controller drivers' life easier, we're
adding a helper which returns bits 12:11. Note that
no care is made WRT to checking endpoint type and
gadget's speed. That's left for drivers to handle.

Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
7 years agoLinux 4.9-rc3 v4.9-rc3
Linus Torvalds [Sat, 29 Oct 2016 20:52:02 +0000 (13:52 -0700)]
Linux 4.9-rc3

7 years agoMerge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Sat, 29 Oct 2016 20:42:44 +0000 (13:42 -0700)]
Merge branch 'x86-urgent-for-linus' of git://git./linux/kernel/git/tip/tip

Pull x86 bugfix from Thomas Gleixner:
 "A single bugfix for the recent changes related to registering the boot
  cpu when this has not happened before prefill_possible_map().

  The main problem with this change got fixed already, but we missed the
  case where the local APIC is not yet mapped, when prefill_possible_map()
  is invoked, so the registration of the boot cpu which has the APIC bit
  set in CPUID will explode.

  I should have seen that issue earlier, but all I can do now is feeling
  embarassed"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86/smpboot: Init apic mapping before usage

7 years agoMerge tag 'upstream-4.9-rc3' of git://git.infradead.org/linux-ubifs
Linus Torvalds [Sat, 29 Oct 2016 20:15:24 +0000 (13:15 -0700)]
Merge tag 'upstream-4.9-rc3' of git://git.infradead.org/linux-ubifs

Pull ubi/ubifs fixes from Richard Weinberger:
 "This contains fixes for issues in both UBI and UBIFS:

   - A regression wrt overlayfs, introduced in -rc2.
   - An UBI issue, found by Dan Carpenter's static checker"

* tag 'upstream-4.9-rc3' of git://git.infradead.org/linux-ubifs:
  ubifs: Fix regression in ubifs_readdir()
  ubi: fastmap: Fix add_vol() return value test in ubi_attach_fastmap()

7 years agoMerge tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc
Linus Torvalds [Sat, 29 Oct 2016 19:07:29 +0000 (12:07 -0700)]
Merge tag 'armsoc-fixes' of git://git./linux/kernel/git/arm/arm-soc

Pull ARM SoC fixes from Olof Johansson:
 "We haven't seen a whole lot of fixes for the first two weeks since the
  merge window, but here is the batch that we have at the moment.

  Nothing sticks out as particularly bad or scary, it's mostly a handful
  of smaller fixes to several platforms. The Uniphier reset controller
  changes could probably have been delayed to 4.10, but they're not
  scary and just plumbing up driver changes that went in during the
  merge window.

  We're also adding another maintainer to Marvell Berlin platforms, to
  help out when Sebastian is too busy. Yay teamwork!"

* tag 'armsoc-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  ARM: imx: mach-imx6q: Fix the PHY ID mask for AR8031
  ARM: dts: vf610: fix IRQ flag of global timer
  ARM: imx: gpc: Fix the imx_gpc_genpd_init() error path
  ARM: imx: gpc: Initialize all power domains
  arm64: dts: Updated NAND DT properties for NS2 SVK
  arm64: dts: uniphier: change MIO node to SD control node
  ARM: dts: uniphier: change MIO node to SD control node
  reset: uniphier: rename MIO reset to SD reset for Pro5, PXs2, LD20 SoCs
  arm64: uniphier: select ARCH_HAS_RESET_CONTROLLER
  ARM: uniphier: select ARCH_HAS_RESET_CONTROLLER
  arm64: dts: Add timer erratum property for LS2080A and LS1043A
  arm64: dts: rockchip: remove the abuse of keep-power-in-suspend
  ARM: multi_v7_defconfig: Enable Intel e1000e driver
  MAINTAINERS: add myself as Marvell berlin SoC maintainer
  bus: qcom-ebi2: depend on ARCH_QCOM or COMPILE_TEST
  ARM: dts: fix the SD card on the Snowball
  arm64: dts: rockchip: remove always-on and boot-on from vcc_sd
  arm64: dts: marvell: fix clocksource for CP110 master SPI0
  ARM: mvebu: Select corediv clk for all mvebu v7 SoC

7 years agoMerge tag 'char-misc-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...
Linus Torvalds [Sat, 29 Oct 2016 18:19:02 +0000 (11:19 -0700)]
Merge tag 'char-misc-4.9-rc3' of git://git./linux/kernel/git/gregkh/char-misc

Pull char/misc driver fixes from Greg KH:
 "Here are a few small char/misc driver fixes for reported issues.

  The "biggest" are two binder fixes for reported issues that have been
  shipping in Android phones for a while now, the others are various
  fixes for reported problems.

  And there's a MAINTAINERS update for good measure.

  All have been in linux-next with no reported issues"

* tag 'char-misc-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
  MAINTAINERS: Add entry for genwqe driver
  VMCI: Doorbell create and destroy fixes
  GenWQE: Fix bad page access during abort of resource allocation
  vme: vme_get_size potentially returning incorrect value on failure
  extcon: qcom-spmi-misc: Sync the extcon state on interrupt
  hv: do not lose pending heartbeat vmbus packets
  mei: txe: don't clean an unprocessed interrupt cause.
  ANDROID: binder: Clear binder and cookie when setting handle in flat binder struct
  ANDROID: binder: Add strong ref checks

7 years agoMerge tag 'v4.9-rockchip-dts64-fixes1' of git://git.kernel.org/pub/scm/linux/kernel...
Olof Johansson [Sat, 29 Oct 2016 18:09:37 +0000 (11:09 -0700)]
Merge tag 'v4.9-rockchip-dts64-fixes1' of git://git./linux/kernel/git/mmind/linux-rockchip into fixes

Correct regulator handling on Rockchip arm64 boards to make
bind/unbind calls work correctly and remove a sdio-only
property from non-sdio mmc hosts, that accidentially was
added there.

* tag 'v4.9-rockchip-dts64-fixes1' of git://git.kernel.org/pub/scm/linux/kernel/git/mmind/linux-rockchip:
  arm64: dts: rockchip: remove the abuse of keep-power-in-suspend
  arm64: dts: rockchip: remove always-on and boot-on from vcc_sd

Signed-off-by: Olof Johansson <olof@lixom.net>
7 years agoMerge tag 'arm-soc/for-4.9/devicetree-arm64-fixes' of http://github.com/Broadcom...
Olof Johansson [Sat, 29 Oct 2016 18:09:11 +0000 (11:09 -0700)]
Merge tag 'arm-soc/for-4.9/devicetree-arm64-fixes' of github.com/Broadcom/stblinux into fixes

This pull request contains a single fix for Broadcom ARM64-based SoCs:

- Ray adds the required bus width and OOB sector size properties to the
  Northstar 2 SVK reference board in order for the NAND controller to work
  properly

* tag 'arm-soc/for-4.9/devicetree-arm64-fixes' of http://github.com/Broadcom/stblinux:
  arm64: dts: Updated NAND DT properties for NS2 SVK

Signed-off-by: Olof Johansson <olof@lixom.net>
7 years agoMerge tag 'imx-fixes-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo...
Olof Johansson [Sat, 29 Oct 2016 18:08:50 +0000 (11:08 -0700)]
Merge tag 'imx-fixes-4.9' of git://git./linux/kernel/git/shawnguo/linux into fixes

The i.MX fixes for 4.9:
 - A couple of patches from Fabio to fix the GPC power domain regression
   which is caused by PM Domain core change 0159ec670763dd
   ("PM / Domains: Verify the PM domain is present when adding a
   provider"), and a related kernel crash seen with multi_v7_defconfig
   build.
 - Correct the PHY ID mask for AR8031 to match phy driver code.
 - Apply new added timer erratum A008585 for LS1043A and LS2080A SoC.
 - Correct vf610 global timer IRQ flag to avoid warning from gic driver
   after commit 992345a58e0c ("irqchip/gic: WARN if setting the
   interrupt type for a PPI fails").

* tag 'imx-fixes-4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/shawnguo/linux:
  ARM: imx: mach-imx6q: Fix the PHY ID mask for AR8031
  ARM: dts: vf610: fix IRQ flag of global timer
  ARM: imx: gpc: Fix the imx_gpc_genpd_init() error path
  ARM: imx: gpc: Initialize all power domains
  arm64: dts: Add timer erratum property for LS2080A and LS1043A

Signed-off-by: Olof Johansson <olof@lixom.net>
7 years agoMerge tag 'uniphier-fixes-v4.9' of git://git.kernel.org/pub/scm/linux/kernel/git...
Olof Johansson [Sat, 29 Oct 2016 18:05:49 +0000 (11:05 -0700)]
Merge tag 'uniphier-fixes-v4.9' of git://git./linux/kernel/git/masahiroy/linux-uniphier into fixes

UniPhier ARM SoC fixes for v4.9

- Add "select ARCH_HAS_RESET_CONTROLLER" in Kconfig
- Rename wrongly-named mioctrl to sdctrl

* tag 'uniphier-fixes-v4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/masahiroy/linux-uniphier:
  arm64: dts: uniphier: change MIO node to SD control node
  ARM: dts: uniphier: change MIO node to SD control node
  reset: uniphier: rename MIO reset to SD reset for Pro5, PXs2, LD20 SoCs
  arm64: uniphier: select ARCH_HAS_RESET_CONTROLLER
  ARM: uniphier: select ARCH_HAS_RESET_CONTROLLER

Signed-off-by: Olof Johansson <olof@lixom.net>
7 years agoMerge tag 'driver-core-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Sat, 29 Oct 2016 17:57:40 +0000 (10:57 -0700)]
Merge tag 'driver-core-4.9-rc3' of git://git./linux/kernel/git/gregkh/driver-core

Pull driver core fixes from Greg KH:
 "Here are two small driver core / kernfs fixes for 4.9-rc3.

  One makes the Kconfig entry for DEBUG_TEST_DRIVER_REMOVE a bit more
  explicit that this is a crazy thing to enable for a distro kernel
  (thanks for trying Fedora!), the other resolves an issue with vim
  opening kernfs files (sysfs, configfs, etc.)

  Both have been in linux-next with no reported issues"

* tag 'driver-core-4.9-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/driver-core:
  driver core: Make Kconfig text for DEBUG_TEST_DRIVER_REMOVE stronger
  kernfs: Add noop_fsync to supported kernfs_file_fops