Hi,
Bin Gao writes:
> On Mon, Jul 18, 2016 at 10:07:24AM +0300, Felipe Balbi wrote:
>>
>> Hi,
>>
>> Bin Gao writes:
>> >> > +int pd_sink_queue_msg(struct pd_sink_msg *msg)
>> >> > +{
>> >> > + unsigned long flags;
>> >> > + struct pd_sink_port *port;
>> >> > +
>> >> > + if (
Hi,
Bin Gao writes:
> On Sat, Jul 16, 2016 at 08:49:53AM +0900, Greg Kroah-Hartman wrote:
>> On Fri, Jul 15, 2016 at 03:41:10PM -0700, Bin Gao wrote:
>> > On Fri, Jul 15, 2016 at 02:21:48PM +0300, Felipe Balbi wrote:
>> > > Greg Kroah-Hartman writes:
>> > > > On Fri, Jul 15, 2016 at 01:38:12PM
On Mon, Jul 18, 2016 at 10:07:24AM +0300, Felipe Balbi wrote:
>
> Hi,
>
> Bin Gao writes:
> >> > +int pd_sink_queue_msg(struct pd_sink_msg *msg)
> >> > +{
> >> > +unsigned long flags;
> >> > +struct pd_sink_port *port;
> >> > +
> >> > +if (msg->port < 0 || msg->port >= MA
On Sat, Jul 16, 2016 at 08:49:53AM +0900, Greg Kroah-Hartman wrote:
> On Fri, Jul 15, 2016 at 03:41:10PM -0700, Bin Gao wrote:
> > On Fri, Jul 15, 2016 at 02:21:48PM +0300, Felipe Balbi wrote:
> > > Greg Kroah-Hartman writes:
> > > > On Fri, Jul 15, 2016 at 01:38:12PM +0300, Felipe Balbi wrote:
>
Hi,
Bin Gao writes:
>> > +int pd_sink_queue_msg(struct pd_sink_msg *msg)
>> > +{
>> > + unsigned long flags;
>> > + struct pd_sink_port *port;
>> > +
>> > + if (msg->port < 0 || msg->port >= MAX_NR_SINK_PORTS) {
>> > + pr_err("Invalid port number\n");
>> > + return -EINVAL;
On Fri, Jul 15, 2016 at 03:41:10PM -0700, Bin Gao wrote:
> On Fri, Jul 15, 2016 at 02:21:48PM +0300, Felipe Balbi wrote:
> > Greg Kroah-Hartman writes:
> > > On Fri, Jul 15, 2016 at 01:38:12PM +0300, Felipe Balbi wrote:
> > >>
> > >> Hi,
> > >>
> > >> Bin Gao writes:
> > >> > +static void print
On Fri, Jul 15, 2016 at 10:25:36AM +0300, Felipe Balbi wrote:
> Bin Gao writes:
>
> > This patch implements a simple USB Power Delivery sink port state machine.
> > It assumes the hardware only handles PD packet transmitting and receiving
> > over the CC line of the USB Type-C connector. The stat
On Fri, Jul 15, 2016 at 02:21:48PM +0300, Felipe Balbi wrote:
> Greg Kroah-Hartman writes:
> > On Fri, Jul 15, 2016 at 01:38:12PM +0300, Felipe Balbi wrote:
> >>
> >> Hi,
> >>
> >> Bin Gao writes:
> >> > +static void print_message(int port, bool is_cmsg, u8 msg, bool recv)
> >> > +{
> >> > +
On Fri, Jul 15, 2016 at 08:31:08AM +0200, Oliver Neukum wrote:
> > +static void ack_message(struct pd_sink_port *port, int msg_id)
> > +{
> > + struct pd_msg_header *header = kzalloc(PD_MSG_HEADER_LEN, GFP_KERNEL);
>
> This must be GFP_NOIO. We are in a cycle that can lead to deadlock.
>
> Assu
Hi again,
Felipe Balbi writes:
> Oliver Neukum writes:
>> On Fri, 2016-07-15 at 10:25 +0300, Felipe Balbi wrote:
>>> > +int pd_sink_queue_msg(struct pd_sink_msg *msg)
>>> > +{
>>> > + unsigned long flags;
>>> > + struct pd_sink_port *port;
>>> > +
>>> > + if (msg->port < 0 || msg->p
Hi,
Greg Kroah-Hartman writes:
> On Fri, Jul 15, 2016 at 01:38:12PM +0300, Felipe Balbi wrote:
>>
>> Hi,
>>
>> Bin Gao writes:
>> > +static void print_message(int port, bool is_cmsg, u8 msg, bool recv)
>> > +{
>> > + pr_info("sink port %d: %s message %s %s\n", port,
>> > +
On Fri, Jul 15, 2016 at 01:38:12PM +0300, Felipe Balbi wrote:
>
> Hi,
>
> Bin Gao writes:
> > +static void print_message(int port, bool is_cmsg, u8 msg, bool recv)
> > +{
> > + pr_info("sink port %d: %s message %s %s\n", port,
> > + is_cmsg ? "Control" : "Data",
> > +
Hi,
Bin Gao writes:
> +static void print_message(int port, bool is_cmsg, u8 msg, bool recv)
> +{
> + pr_info("sink port %d: %s message %s %s\n", port,
> + is_cmsg ? "Control" : "Data",
> + msg_to_string(is_cmsg, msg),
> + r
Hi,
Oliver Neukum writes:
> On Fri, 2016-07-15 at 10:25 +0300, Felipe Balbi wrote:
>> > +int pd_sink_queue_msg(struct pd_sink_msg *msg)
>> > +{
>> > + unsigned long flags;
>> > + struct pd_sink_port *port;
>> > +
>> > + if (msg->port < 0 || msg->port >= MAX_NR_SINK_PORTS) {
>> > +
On Fri, 2016-07-15 at 10:25 +0300, Felipe Balbi wrote:
> > +int pd_sink_queue_msg(struct pd_sink_msg *msg)
> > +{
> > + unsigned long flags;
> > + struct pd_sink_port *port;
> > +
> > + if (msg->port < 0 || msg->port >= MAX_NR_SINK_PORTS) {
> > + pr_err("Invalid port number\
Bin Gao writes:
> This patch implements a simple USB Power Delivery sink port state machine.
> It assumes the hardware only handles PD packet transmitting and receiving
> over the CC line of the USB Type-C connector. The state transition is
> completely controlled by software. This patch only imp
On Thu, 2016-07-14 at 19:14 -0700, Bin Gao wrote:
> This patch implements a simple USB Power Delivery sink port state machine.
> It assumes the hardware only handles PD packet transmitting and receiving
> over the CC line of the USB Type-C connector. The state transition is
> completely controlled
This patch implements a simple USB Power Delivery sink port state machine.
It assumes the hardware only handles PD packet transmitting and receiving
over the CC line of the USB Type-C connector. The state transition is
completely controlled by software. This patch only implement the sink port
funct
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