From: Frank Li <Frank.Li@nxp.com>
To: Alexandre Belloni <alexandre.belloni@bootlin.com>,
Miquel Raynal <miquel.raynal@bootlin.com>,
Conor Culhane <conor.culhane@silvaco.com>
Cc: linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org,
imx@lists.linux.dev, Frank Li <Frank.Li@nxp.com>
Subject: [PATCH 0/2] i3c: Add basic HDR mode support
Date: Wed, 29 Jan 2025 15:05:51 -0500 [thread overview]
Message-ID: <20250129-i3c_ddr-v1-0-028a7a5d4324@nxp.com> (raw)
Add basic HDR mode support, only support private transfer, not support
CCC command.
Update i3c framework API to allow pass down mode and extend driver callback
function.
Implement HDR transfer in svc i3c master driver.
Simplifed HDR flow is (ref i3c spec line 5514) Figure 129
<-- SDR ---> | <--- HDR
START 0x7E RnW(0) ACK CCC(ENTHDR0) T HDR-CMD(00-7f write, 80--ff read)
----> |
HDR-DATA HDR-CRC HDR-RESTART .... HDR-EXIT
Note: HDR-CMD is 16bit data, which included 7bit slave address and 8bit
read/write command.
svc hardware can auto issue SDR part.
To: Alexandre Belloni <alexandre.belloni@bootlin.com>
To: Miquel Raynal <miquel.raynal@bootlin.com>
To: Conor Culhane <conor.culhane@silvaco.com>
Cc: linux-i3c@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Cc: imx@lists.linux.dev
Signed-off-by: Frank Li <Frank.Li@nxp.com>
---
Frank Li (2):
i3c: Add basic HDR support
i3c: master: svc: Add basic HDR mode support
drivers/i3c/device.c | 19 ++++++----
drivers/i3c/internals.h | 2 +-
drivers/i3c/master.c | 8 ++++-
drivers/i3c/master/svc-i3c-master.c | 69 +++++++++++++++++++++++++++----------
include/linux/i3c/device.h | 12 ++++++-
include/linux/i3c/master.h | 3 ++
6 files changed, 86 insertions(+), 27 deletions(-)
---
base-commit: 66408a65f3db566c45fd7658fa7bc0b17aaa4807
change-id: 20250129-i3c_ddr-b15488901eb8
Best regards,
---
Frank Li <Frank.Li@nxp.com>
--
linux-i3c mailing list
linux-i3c@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-i3c
next reply other threads:[~2025-01-29 20:06 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-29 20:05 Frank Li [this message]
2025-01-29 20:05 ` [PATCH 1/2] i3c: Add basic HDR support Frank Li
2025-02-01 17:54 ` Mukesh Kumar Savaliya
2025-02-03 2:32 ` Joshua Yeong
2025-02-03 5:22 ` Mukesh Kumar Savaliya
2025-02-03 15:52 ` Frank Li
2025-02-04 3:17 ` Joshua Yeong
2025-02-04 15:38 ` Frank Li
2025-02-05 6:30 ` Joshua Yeong
2025-02-05 15:58 ` Frank Li
2025-02-06 7:05 ` Joshua Yeong
2025-02-06 15:55 ` Frank Li
2025-02-09 22:26 ` Joshua Yeong
2025-02-04 5:54 ` Mukesh Kumar Savaliya
2025-02-04 15:43 ` Frank Li
2025-02-05 14:19 ` Mukesh Kumar Savaliya
2025-02-05 15:44 ` Frank Li
2025-02-06 9:44 ` Mukesh Kumar Savaliya
2025-02-06 15:32 ` Frank Li
2025-02-07 9:08 ` Mukesh Kumar Savaliya
2025-01-29 20:05 ` [PATCH 2/2] i3c: master: svc: Add basic HDR mode support Frank Li
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20250129-i3c_ddr-v1-0-028a7a5d4324@nxp.com \
--to=frank.li@nxp.com \
--cc=alexandre.belloni@bootlin.com \
--cc=conor.culhane@silvaco.com \
--cc=imx@lists.linux.dev \
--cc=linux-i3c@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=miquel.raynal@bootlin.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).