linux-kernel - Re: [PATCH -next] drm/omap: venc: remove unused variable 'venc_config_pal

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Message-ID: <20200415153959.GI4758@pendragon.ideasonboard.com>
Date:   Wed, 15 Apr 2020 18:39:59 +0300
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     YueHaibing <yuehaibing@...wei.com>
Cc:     tomi.valkeinen@...com, airlied@...ux.ie, daniel@...ll.ch,
        sebastian.reichel@...labora.com, dri-devel@...ts.freedesktop.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH -next] drm/omap: venc: remove unused variable
 'venc_config_pal_bdghi'

Hi Yue,

Thank you for the patch.

On Wed, Apr 15, 2020 at 09:21:05PM +0800, YueHaibing wrote:
> drivers/gpu/drm/omapdrm/dss/venc.c:211:33:
>  warning: 'venc_config_pal_bdghi' defined but not used [-Wunused-const-variable=]
>  static const struct venc_config venc_config_pal_bdghi = {
>                                  ^~~~~~~~~~~~~~~~~~~~~
> 
> It is never used, remove it.

Tomi, is this the right fix, or should we work on making use of this
structure ?

> Reported-by: Hulk Robot <hulkci@...wei.com>
> Signed-off-by: YueHaibing <yuehaibing@...wei.com>
> ---
>  drivers/gpu/drm/omapdrm/dss/venc.c | 43 ------------------------------
>  1 file changed, 43 deletions(-)
> 
> diff --git a/drivers/gpu/drm/omapdrm/dss/venc.c b/drivers/gpu/drm/omapdrm/dss/venc.c
> index 766553bb2f87..9701843ccf09 100644
> --- a/drivers/gpu/drm/omapdrm/dss/venc.c
> +++ b/drivers/gpu/drm/omapdrm/dss/venc.c
> @@ -208,49 +208,6 @@ static const struct venc_config venc_config_ntsc_trm = {
>  	.gen_ctrl				= 0x00F90000,
>  };
>  
> -static const struct venc_config venc_config_pal_bdghi = {
> -	.f_control				= 0,
> -	.vidout_ctrl				= 0,
> -	.sync_ctrl				= 0,
> -	.hfltr_ctrl				= 0,
> -	.x_color				= 0,
> -	.line21					= 0,
> -	.ln_sel					= 21,
> -	.htrigger_vtrigger			= 0,
> -	.tvdetgp_int_start_stop_x		= 0x00140001,
> -	.tvdetgp_int_start_stop_y		= 0x00010001,
> -	.gen_ctrl				= 0x00FB0000,
> -
> -	.llen					= 864-1,
> -	.flens					= 625-1,
> -	.cc_carr_wss_carr			= 0x2F7625ED,
> -	.c_phase				= 0xDF,
> -	.gain_u					= 0x111,
> -	.gain_v					= 0x181,
> -	.gain_y					= 0x140,
> -	.black_level				= 0x3e,
> -	.blank_level				= 0x3e,
> -	.m_control				= 0<<2 | 1<<1,
> -	.bstamp_wss_data			= 0x42,
> -	.s_carr					= 0x2a098acb,
> -	.l21__wc_ctl				= 0<<13 | 0x16<<8 | 0<<0,
> -	.savid__eavid				= 0x06A70108,
> -	.flen__fal				= 23<<16 | 624<<0,
> -	.lal__phase_reset			= 2<<17 | 310<<0,
> -	.hs_int_start_stop_x			= 0x00920358,
> -	.hs_ext_start_stop_x			= 0x000F035F,
> -	.vs_int_start_x				= 0x1a7<<16,
> -	.vs_int_stop_x__vs_int_start_y		= 0x000601A7,
> -	.vs_int_stop_y__vs_ext_start_x		= 0x01AF0036,
> -	.vs_ext_stop_x__vs_ext_start_y		= 0x27101af,
> -	.vs_ext_stop_y				= 0x05,
> -	.avid_start_stop_x			= 0x03530082,
> -	.avid_start_stop_y			= 0x0270002E,
> -	.fid_int_start_x__fid_int_start_y	= 0x0005008A,
> -	.fid_int_offset_y__fid_ext_start_x	= 0x002E0138,
> -	.fid_ext_start_y__fid_ext_offset_y	= 0x01380005,
> -};
> -
>  enum venc_videomode {
>  	VENC_MODE_UNKNOWN,
>  	VENC_MODE_PAL,

-- 
Regards,

Laurent Pinchart