netdev - RE: [PATCH] Fix 64 bit addressing support for GEM

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Message-ID: <BN3PR07MB2516DC52226DB57C29BC13F4C9770@BN3PR07MB2516.namprd07.prod.outlook.com>
Date:   Thu, 26 Jan 2017 16:16:30 +0000
From:   Rafal Ozieblo <rafalo@...ence.com>
To:     Rafal Ozieblo <rafalo@...ence.com>,
        Nicolas Ferre <nicolas.ferre@...el.com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "harinikatakamlinux@...il.com" <harinikatakamlinux@...il.com>
Subject: RE: [PATCH] Fix 64 bit addressing support for GEM

-----Original Message-----
> From: Rafal Ozieblo [mailto:rafalo@...ence.com] 
> Sent: 26 stycznia 2017 16:01
> Subject: [PATCH] Fix 64 bit addressing support for GEM
> 
> This patch adds support for 32 bit GEM in
> 64 bit system. It checks capability at runtime
> and uses appropriate buffer descriptor.
> 
> Signed-off-by: Rafal Ozieblo <rafalo@...ence.com>
> ---
>  #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
> -	if (GEM_BFEXT(DBWDEF, gem_readl(bp, DCFG1)) > GEM_DBW32)
> +	if (GEM_BFEXT(DAW64, gem_readl(bp, DCFG6))) {
> +		pr_emerg("rozieblo: 64B!\n");
I forgot to remove that log message.