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Date:   Tue, 27 Oct 2020 19:59:35 +0100
From:   Daniel Vetter <daniel@ffwll.ch>
To:     Peilin Ye <yepeilin.cs@gmail.com>
Cc:     Daniel Vetter <daniel.vetter@ffwll.ch>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        Jiri Slaby <jirislaby@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Sven Schneider <s.schneider@arkona-technologies.de>,
        dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/5] Fonts: Add charcount field to font_desc
Message-ID: <20201027185935.GN401619@phenom.ffwll.local>
Mail-Followup-To: Peilin Ye <yepeilin.cs@gmail.com>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
        Jiri Slaby <jirislaby@kernel.org>,
        Sascha Hauer <s.hauer@pengutronix.de>,
        Sven Schneider <s.schneider@arkona-technologies.de>,
        dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org,
        linux-kernel@vger.kernel.org
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On Tue, Oct 27, 2020 at 12:34:26PM -0400, Peilin Ye wrote:
> Subsystems are assuming the number of characters of our built-in fonts.
> Include that information in our kernel font descriptor, `struct
> font_desc`.
> 
> Signed-off-by: Peilin Ye <yepeilin.cs@gmail.com>

Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>

atm can't merge this because we need a backmerge of maybe -rc2 into
drm-misc-next first. Please remind me if this doesn't land next week.
-Daniel

> ---
>  include/linux/font.h       | 1 +
>  lib/fonts/font_10x18.c     | 1 +
>  lib/fonts/font_6x10.c      | 1 +
>  lib/fonts/font_6x11.c      | 1 +
>  lib/fonts/font_6x8.c       | 1 +
>  lib/fonts/font_7x14.c      | 1 +
>  lib/fonts/font_8x16.c      | 1 +
>  lib/fonts/font_8x8.c       | 1 +
>  lib/fonts/font_acorn_8x8.c | 1 +
>  lib/fonts/font_mini_4x6.c  | 1 +
>  lib/fonts/font_pearl_8x8.c | 1 +
>  lib/fonts/font_sun12x22.c  | 1 +
>  lib/fonts/font_sun8x16.c   | 1 +
>  lib/fonts/font_ter16x32.c  | 1 +
>  14 files changed, 14 insertions(+)
> 
> diff --git a/include/linux/font.h b/include/linux/font.h
> index 4f50d736ea72..abf1442ce719 100644
> --- a/include/linux/font.h
> +++ b/include/linux/font.h
> @@ -17,6 +17,7 @@ struct font_desc {
>      int idx;
>      const char *name;
>      unsigned int width, height;
> +    unsigned int charcount;
>      const void *data;
>      int pref;
>  };
> diff --git a/lib/fonts/font_10x18.c b/lib/fonts/font_10x18.c
> index 0e2deac97da0..4096c6562494 100644
> --- a/lib/fonts/font_10x18.c
> +++ b/lib/fonts/font_10x18.c
> @@ -5137,6 +5137,7 @@ const struct font_desc font_10x18 = {
>  	.name	= "10x18",
>  	.width	= 10,
>  	.height	= 18,
> +	.charcount = 256,
>  	.data	= fontdata_10x18.data,
>  #ifdef __sparc__
>  	.pref	= 5,
> diff --git a/lib/fonts/font_6x10.c b/lib/fonts/font_6x10.c
> index 87da8acd07db..32786674cf65 100644
> --- a/lib/fonts/font_6x10.c
> +++ b/lib/fonts/font_6x10.c
> @@ -3083,6 +3083,7 @@ const struct font_desc font_6x10 = {
>  	.name	= "6x10",
>  	.width	= 6,
>  	.height	= 10,
> +	.charcount = 256,
>  	.data	= fontdata_6x10.data,
>  	.pref	= 0,
>  };
> diff --git a/lib/fonts/font_6x11.c b/lib/fonts/font_6x11.c
> index 5e975dfa10a5..81e4a3aed44a 100644
> --- a/lib/fonts/font_6x11.c
> +++ b/lib/fonts/font_6x11.c
> @@ -3346,6 +3346,7 @@ const struct font_desc font_vga_6x11 = {
>  	.name	= "ProFont6x11",
>  	.width	= 6,
>  	.height	= 11,
> +	.charcount = 256,
>  	.data	= fontdata_6x11.data,
>  	/* Try avoiding this font if possible unless on MAC */
>  	.pref	= -2000,
> diff --git a/lib/fonts/font_6x8.c b/lib/fonts/font_6x8.c
> index 700039a9ceae..5618ae7ef9fa 100644
> --- a/lib/fonts/font_6x8.c
> +++ b/lib/fonts/font_6x8.c
> @@ -2571,6 +2571,7 @@ const struct font_desc font_6x8 = {
>  	.name	= "6x8",
>  	.width	= 6,
>  	.height	= 8,
> +	.charcount = 256,
>  	.data	= fontdata_6x8.data,
>  	.pref	= 0,
>  };
> diff --git a/lib/fonts/font_7x14.c b/lib/fonts/font_7x14.c
> index 86d298f38505..7708e73d491f 100644
> --- a/lib/fonts/font_7x14.c
> +++ b/lib/fonts/font_7x14.c
> @@ -4113,6 +4113,7 @@ const struct font_desc font_7x14 = {
>  	.name	= "7x14",
>  	.width	= 7,
>  	.height	= 14,
> +	.charcount = 256,
>  	.data	= fontdata_7x14.data,
>  	.pref	= 0,
>  };
> diff --git a/lib/fonts/font_8x16.c b/lib/fonts/font_8x16.c
> index 37cedd36ca5e..74125d3570cf 100644
> --- a/lib/fonts/font_8x16.c
> +++ b/lib/fonts/font_8x16.c
> @@ -4627,6 +4627,7 @@ const struct font_desc font_vga_8x16 = {
>  	.name	= "VGA8x16",
>  	.width	= 8,
>  	.height	= 16,
> +	.charcount = 256,
>  	.data	= fontdata_8x16.data,
>  	.pref	= 0,
>  };
> diff --git a/lib/fonts/font_8x8.c b/lib/fonts/font_8x8.c
> index 8ab695538395..96da4bb31ae4 100644
> --- a/lib/fonts/font_8x8.c
> +++ b/lib/fonts/font_8x8.c
> @@ -2578,6 +2578,7 @@ const struct font_desc font_vga_8x8 = {
>  	.name	= "VGA8x8",
>  	.width	= 8,
>  	.height	= 8,
> +	.charcount = 256,
>  	.data	= fontdata_8x8.data,
>  	.pref	= 0,
>  };
> diff --git a/lib/fonts/font_acorn_8x8.c b/lib/fonts/font_acorn_8x8.c
> index 069b3e80c434..ba74053fec7b 100644
> --- a/lib/fonts/font_acorn_8x8.c
> +++ b/lib/fonts/font_acorn_8x8.c
> @@ -270,6 +270,7 @@ const struct font_desc font_acorn_8x8 = {
>  	.name	= "Acorn8x8",
>  	.width	= 8,
>  	.height	= 8,
> +	.charcount = 256,
>  	.data	= acorndata_8x8.data,
>  #ifdef CONFIG_ARCH_ACORN
>  	.pref	= 20,
> diff --git a/lib/fonts/font_mini_4x6.c b/lib/fonts/font_mini_4x6.c
> index 1449876c6a27..637708e8c67e 100644
> --- a/lib/fonts/font_mini_4x6.c
> +++ b/lib/fonts/font_mini_4x6.c
> @@ -2152,6 +2152,7 @@ const struct font_desc font_mini_4x6 = {
>  	.name	= "MINI4x6",
>  	.width	= 4,
>  	.height	= 6,
> +	.charcount = 256,
>  	.data	= fontdata_mini_4x6.data,
>  	.pref	= 3,
>  };
> diff --git a/lib/fonts/font_pearl_8x8.c b/lib/fonts/font_pearl_8x8.c
> index 32d65551e7ed..06cde43c7bd2 100644
> --- a/lib/fonts/font_pearl_8x8.c
> +++ b/lib/fonts/font_pearl_8x8.c
> @@ -2582,6 +2582,7 @@ const struct font_desc font_pearl_8x8 = {
>  	.name	= "PEARL8x8",
>  	.width	= 8,
>  	.height	= 8,
> +	.charcount = 256,
>  	.data	= fontdata_pearl8x8.data,
>  	.pref	= 2,
>  };
> diff --git a/lib/fonts/font_sun12x22.c b/lib/fonts/font_sun12x22.c
> index 641a6b4dca42..d0290d79df2c 100644
> --- a/lib/fonts/font_sun12x22.c
> +++ b/lib/fonts/font_sun12x22.c
> @@ -6156,6 +6156,7 @@ const struct font_desc font_sun_12x22 = {
>  	.name	= "SUN12x22",
>  	.width	= 12,
>  	.height	= 22,
> +	.charcount = 256,
>  	.data	= fontdata_sun12x22.data,
>  #ifdef __sparc__
>  	.pref	= 5,
> diff --git a/lib/fonts/font_sun8x16.c b/lib/fonts/font_sun8x16.c
> index 193fe6d988e0..7d83760354a6 100644
> --- a/lib/fonts/font_sun8x16.c
> +++ b/lib/fonts/font_sun8x16.c
> @@ -268,6 +268,7 @@ const struct font_desc font_sun_8x16 = {
>  	.name	= "SUN8x16",
>  	.width	= 8,
>  	.height	= 16,
> +	.charcount = 256,
>  	.data	= fontdata_sun8x16.data,
>  #ifdef __sparc__
>  	.pref	= 10,
> diff --git a/lib/fonts/font_ter16x32.c b/lib/fonts/font_ter16x32.c
> index 91b9c283bd9c..a2cc25b9f8e3 100644
> --- a/lib/fonts/font_ter16x32.c
> +++ b/lib/fonts/font_ter16x32.c
> @@ -2062,6 +2062,7 @@ const struct font_desc font_ter_16x32 = {
>  	.name	= "TER16x32",
>  	.width	= 16,
>  	.height = 32,
> +	.charcount = 256,
>  	.data	= fontdata_ter16x32.data,
>  #ifdef __sparc__
>  	.pref	= 5,
> -- 
> 2.25.1
> 

-- 
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch