Hi Richard,

On Wed, Apr 03, 2019 at 11:43:26AM -0500, Richard Gong wrote:
> Hi Moritz,
> 
> 
> On 4/3/19 9:20 AM, Moritz Fischer wrote:
> > Hi Richard,
> > 
> > On Tue, Apr 02, 2019 at 05:25:43PM -0500, richard.g...@linux.intel.com 
> > wrote:
> > > From: Richard Gong <richard.g...@intel.com>
> > > 
> > > Add a log for user to know FPGA configuration is successful
> > > 
> > > Signed-off-by: Richard Gong <richard.g...@intel.com>
> > > ---
> > >   drivers/fpga/fpga-mgr.c | 1 +
> > >   1 file changed, 1 insertion(+)
> > > 
> > > diff --git a/drivers/fpga/fpga-mgr.c b/drivers/fpga/fpga-mgr.c
> > > index c386681..559e046 100644
> > > --- a/drivers/fpga/fpga-mgr.c
> > > +++ b/drivers/fpga/fpga-mgr.c
> > > @@ -151,6 +151,7 @@ static int fpga_mgr_write_complete(struct 
> > > fpga_manager *mgr,
> > >           }
> > >           mgr->state = FPGA_MGR_STATE_OPERATING;
> > > + dev_info(&mgr->dev, "Successfully programming FPGA\n");
> > 
> > That info is available in FPGA manager's sysfs status entry, if at all
> > I'd make this a dev_dbg().
> > 
> >  From my end I don't see how we need this really.
> 
> We got requests from the field and they want to see a log to get know if
> FPGA configuration is successfully completed. They don't want use any
> additional command to get status.
> 
> This log is useful for the user who performs FPGA configuration.
> 
> I think we need use dev_info, since dev_dbg is not enabled by fault for most
> build.

Well basically it boils down to:

$ dmesg | grep "Sucessfully"

vs

$ cat /sys/class/fpga.../status 

Personally not in favor of extra messages, but if we do it we should
change the message to "Sucessfully programmed FPGA".

I think making it a dbg message is a good trade-off ...

Moritz

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