Re: [PATCH] media: mtk-vpu: load vpu firmware from the new location

From: gtk_ruiwang <gtk_ruiwang@mediatek.com>
To: Hans Verkuil <hverkuil@xs4all.nl>
Cc: Andrew-CT Chen <andrew-ct.chen@mediatek.com>,
	Maoguang Meng <maoguang.meng@mediatek.com>,
	srv_heupstream@mediatek.com,
	Alexandre Courbot <acourbot@chromium.org>,
	Erin Lo <erin.lo@mediatek.com>,
	linux-kernel@vger.kernel.org,
	Houlong Wei <houlong.wei@mediatek.com>,
	Tomasz Figa <tfiga@chromium.org>,
	Sj Huang <sj.huang@mediatek.com>,
	linux-mediatek@lists.infradead.org,
	Matthias Brugger <matthias.bgg@gmail.com>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	linux-arm-kernel@lists.infradead.org,
	linux-media@vger.kernel.org
Subject: Re: [PATCH] media: mtk-vpu: load vpu firmware from the new location
Date: Tue, 24 Mar 2020 20:56:22 +0800	[thread overview]
Message-ID: <1585054582.6276.24.camel@mhfsdcap03> (raw)
In-Reply-To: <396021fd-ec2e-1ec1-602e-08b9393c5ae9@xs4all.nl>

Dear Hans,

Patch V2 has sent, thanks a lot.

Sincerely Regards

On Tue, 2020-03-24 at 13:20 +0100, Hans Verkuil wrote:
> On 3/22/20 8:57 AM, gtk_ruiwang@mediatek.com wrote:
> > From: gtk_ruiwang <gtk_ruiwang@mediatek.com>
> > 
> > mt8173 VPU firmware has been moved to a sub-folder of
> > linux-firmware, so load vpu-fw from the new location first,
> > if it fails, then from the old one.
> > 
> > Signed-off-by: Rui Wang <gtk_ruiwang@mediatek.com>
> 
> Hmm, I'm getting this from checkpatch.pl --strict:
> 
> WARNING: Missing Signed-off-by: line by nominal patch author 'gtk_ruiwang <gtk_ruiwang@mediatek.com>'
> 
> Rather than sending this from 'gtk_ruiwang@mediatek.com', can you send this from
> 'Rui Wang <gtk_ruiwang@mediatek.com>'?
> 
> Then the two are the same.
> 
> Regards,
> 
> 	Hans
> 
> > ---
> >  drivers/media/platform/mtk-vpu/mtk_vpu.c | 16 +++++++++++++---
> >  1 file changed, 13 insertions(+), 3 deletions(-)
> > 
> > diff --git a/drivers/media/platform/mtk-vpu/mtk_vpu.c b/drivers/media/platform/mtk-vpu/mtk_vpu.c
> > index a768707abb94..89274842e07b 100644
> > --- a/drivers/media/platform/mtk-vpu/mtk_vpu.c
> > +++ b/drivers/media/platform/mtk-vpu/mtk_vpu.c
> > @@ -46,6 +46,8 @@
> >  /* binary firmware name */
> >  #define VPU_P_FW		"vpu_p.bin"
> >  #define VPU_D_FW		"vpu_d.bin"
> > +#define VPU_P_FW_NEW		"mediatek/mt8173/vpu_p.bin"
> > +#define VPU_D_FW_NEW		"mediatek/mt8173/vpu_d.bin"
> >  
> >  #define VPU_RESET		0x0
> >  #define VPU_TCM_CFG		0x0008
> > @@ -477,16 +479,24 @@ static int load_requested_vpu(struct mtk_vpu *vpu,
> >  	size_t tcm_size = fw_type ? VPU_DTCM_SIZE : VPU_PTCM_SIZE;
> >  	size_t fw_size = fw_type ? VPU_D_FW_SIZE : VPU_P_FW_SIZE;
> >  	char *fw_name = fw_type ? VPU_D_FW : VPU_P_FW;
> > +	char *fw_new_name = fw_type ? VPU_D_FW_NEW : VPU_P_FW_NEW;
> >  	const struct firmware *vpu_fw;
> >  	size_t dl_size = 0;
> >  	size_t extra_fw_size = 0;
> >  	void *dest;
> >  	int ret;
> >  
> > -	ret = request_firmware(&vpu_fw, fw_name, vpu->dev);
> > +	ret = request_firmware(&vpu_fw, fw_new_name, vpu->dev);
> >  	if (ret < 0) {
> > -		dev_err(vpu->dev, "Failed to load %s, %d\n", fw_name, ret);
> > -		return ret;
> > +		dev_info(vpu->dev, "Failed to load %s, %d, retry\n",
> > +			 fw_new_name, ret);
> > +
> > +		ret = request_firmware(&vpu_fw, fw_name, vpu->dev);
> > +		if (ret < 0) {
> > +			dev_err(vpu->dev, "Failed to load %s, %d\n", fw_name,
> > +				ret);
> > +			return ret;
> > +		}
> >  	}
> >  	dl_size = vpu_fw->size;
> >  	if (dl_size > fw_size) {
> > 
> 

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