From: Alberto Ruiz via B4 Relay <devnull+aruiz.redhat.com@kernel.org>
To: Javier Martinez Canillas <javierm@redhat.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>,
Simona Vetter <simona@ffwll.ch>
Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org,
Alberto Ruiz <aruiz@redhat.com>
Subject: [PATCH 0/4] drm/solomon: batch command sequences for SSD130x/132x/133x init
Date: Fri, 12 Jun 2026 18:17:15 +0100 [thread overview]
Message-ID: <20260612-ssd-batchcmd-v1-0-c61e5f7c24bc@redhat.com> (raw)
The ssd130x_init(), ssd132x_init(), and ssd133x_init() functions each
issue long chains of individual ssd130x_write_cmd() calls, each
followed by its own error check. This is verbose and makes the init
sequences harder to read and maintain.
This series introduces ssd130x_run_cmd_seq(), which interprets a flat
byte array of length-prefixed command entries terminated by a zero
byte, and converts the three init functions to use it. The result is
a net reduction of ~110 lines, with the hardware programming sequences
now expressed as compact, declarative tables rather than imperative
call-and-check chains.
Signed-off-by: Alberto Ruiz <aruiz@redhat.com>
---
Alberto Ruiz (4):
drm/solomon: add ssd130x_run_cmd_seq() for batch command execution
drm/solomon: use ssd130x_run_cmd_seq() in ssd130x_init()
drm/solomon: use ssd130x_run_cmd_seq() in ssd132x_init()
drm/solomon: use ssd130x_run_cmd_seq() in ssd133x_init()
drivers/gpu/drm/solomon/ssd130x.c | 367 +++++++++++++-------------------------
1 file changed, 128 insertions(+), 239 deletions(-)
---
base-commit: 2b414a95b8f7307d42173ba9e580d6d3e2bcbfce
change-id: 20260612-ssd-batchcmd-35f7ba8c1e8b
Best regards,
--
Alberto Ruiz <aruiz@redhat.com>
next reply other threads:[~2026-06-12 17:17 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-12 17:17 Alberto Ruiz via B4 Relay [this message]
2026-06-12 17:17 ` [PATCH 1/4] drm/solomon: add ssd130x_run_cmd_seq() for batch command execution Alberto Ruiz via B4 Relay
2026-06-12 17:17 ` [PATCH 2/4] drm/solomon: use ssd130x_run_cmd_seq() in ssd130x_init() Alberto Ruiz via B4 Relay
2026-06-12 17:17 ` [PATCH 3/4] drm/solomon: use ssd130x_run_cmd_seq() in ssd132x_init() Alberto Ruiz via B4 Relay
2026-06-12 17:17 ` [PATCH 4/4] drm/solomon: use ssd130x_run_cmd_seq() in ssd133x_init() Alberto Ruiz via B4 Relay
2026-06-12 19:54 ` [PATCH 0/4] drm/solomon: batch command sequences for SSD130x/132x/133x init Javier Martinez Canillas
2026-06-16 8:48 ` Javier Martinez Canillas
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