From: Charles Keepax <ckeepax@opensource.cirrus.com>
To: vkoul@kernel.org
Cc: yung-chuan.liao@linux.intel.com, pierre-louis.bossart@linux.dev,
linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org,
patches@opensource.cirrus.com
Subject: [PATCH 0/2] Update handling of min and max channel in DisCo
Date: Mon, 9 Nov 2026 17:38:41 +0000 [thread overview]
Message-ID: <20261109173843.4184154-1-ckeepax@opensource.cirrus.com> (raw)
The DisCo properties "mipi-sdw-min-channel-number" and
"mipi-sdw-max-channel-number" are both channel indexes rather than
counts. Update the kernel code to more accurately reflect this.
There are a few Qualcomm drivers that likely specify these incorrect,
min_ch=1, max_ch=X, rather than min_ch=0, max_ch=X-1, however these
should work fine as the number of supported channels is equivalent.
If people feel strongly I can send another series to fix those up.
Charles Keepax (2):
soundwire: Improve channel min/max comments
soundwire: Assume default maximum valid channel if not specified
drivers/soundwire/mipi_disco.c | 14 ++++++++------
include/linux/soundwire/sdw.h | 4 ++--
2 files changed, 10 insertions(+), 8 deletions(-)
--
2.47.3
next reply other threads:[~2026-11-09 17:40 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-09 17:38 Charles Keepax [this message]
2026-11-09 17:38 ` [PATCH 1/2] soundwire: Improve channel min/max comments Charles Keepax
2026-11-09 17:38 ` [PATCH 2/2] soundwire: Assume default maximum valid channel if not specified Charles Keepax
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