linux-kernel - Re: [PATCH 1/1] intel-mid: Fix sfi get_platform

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Date:   Thu, 08 Sep 2016 12:49:06 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     sathyanarayanan.kuppuswamy@...ux.intel.com, wharms@....de
Cc:     dan.carpenter@...cle.com, linux-kernel@...r.kernel.org,
        kernel-janitors@...r.kernel.org, david.a.cohen@...ux.intel.com
Subject: Re: [PATCH 1/1] intel-mid: Fix sfi get_platform_data() return value
 issues

On Wed, 2016-09-07 at 17:04 -0700, sathyanarayanan kuppuswamy wrote:

> --- a/arch/x86/platform/intel-mid/sfi.c
> > > +++ b/arch/x86/platform/intel-mid/sfi.c
> > > @@ -335,9 +335,12 @@ static void __init sfi_handle_ipc_dev(struct
> > > sfi_device_table_entry *pentry,
> > >   
> > >   	pr_debug("IPC bus, name = %16.16s, irq = 0x%2x\n",
> > >   		pentry->name, pentry->irq);
> > > +
> > >   	pdata = intel_mid_sfi_get_pdata(dev, pentry);
> > > -	if (IS_ERR(pdata))
> > > +	if (IS_ERR(pdata)) {
> > > +		pr_err("ipc_device: %s: invalid platform data\n",
> > > pentry->name);
> > >   		return;
> > > +	}
> > This is actually needs more work. We have duplication in sfi.c and
> > platform_ipc.c.
> Yes. But platform_ipc.c implements custom ipc handler for audio ipc 
> device. Even though there are duplications between custom handler and 
> generic handler in sfi.c, I think its bit early to optimize this. I 
> think we should revisit this once we have one more implementation of 
> custom ipc handler.

Definitely it's out of scope for now.

-- 
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Intel Finland Oy