From: Javier Martinez Canillas <javierm@redhat.com>
To: linux-kernel@vger.kernel.org
Cc: "Arthur Grillo" <arthurgrillo@riseup.net>,
"Maíra Canal" <mairacanal@riseup.net>,
"Thomas Zimmermann" <tzimmermann@suse.de>,
"Maxime Ripard" <maxime@cerno.tech>,
"Daniel Vetter" <daniel@ffwll.ch>,
"David Airlie" <airlied@gmail.com>,
"David Gow" <davidgow@google.com>,
"José Expósito" <jose.exposito89@gmail.com>,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH v2] drm/format-helper: Make conversion_buf_size() support sub-byte pixel fmts
Date: Fri, 10 Mar 2023 12:46:27 +0100 [thread overview]
Message-ID: <87wn3okewc.fsf@minerva.mail-host-address-is-not-set> (raw)
In-Reply-To: <20230307215039.346863-1-javierm@redhat.com>
Javier Martinez Canillas <javierm@redhat.com> writes:
> There are DRM fourcc formats that have pixels smaller than a byte, but the
> conversion_buf_size() function assumes that pixels are a multiple of bytes
> and use the struct drm_format_info .cpp field to calculate the dst_pitch.
>
> Instead, calculate it by using the bits per pixel (bpp) and divide it by 8
> to account for formats that have sub-byte pixels.
>
> Signed-off-by: Javier Martinez Canillas <javierm@redhat.com>
> ---
Pushed to drm-misc (drm-misc-next). Thanks!
--
Best regards,
Javier Martinez Canillas
Core Platforms
Red Hat
next prev parent reply other threads:[~2023-03-10 11:47 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-07 21:50 Javier Martinez Canillas
2023-03-09 17:51 ` Arthur Grillo Queiroz Cabral
2023-03-09 22:34 ` Maíra Canal
2023-03-10 11:46 ` Javier Martinez Canillas [this message]
2023-03-16 16:30 ` Geert Uytterhoeven
2023-03-16 22:29 ` Javier Martinez Canillas
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