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From: Armin Wolf <W_Armin@gmx.de>
To: Guenter Roeck <linux@roeck-us.net>, linux-hwmon@vger.kernel.org
Cc: linux-kernel@vger.kernel.org,
	"Wolfram Sang" <wsa+renesas@sang-engineering.com>,
	"René Rebe" <rene@exactcode.de>,
	"Thomas Weißschuh" <linux@weissschuh.net>,
	"Stephen Horvath" <s.horvath@outlook.com.au>,
	"Paul Menzel" <pmenzel@molgen.mpg.de>,
	"Sasha Kozachuk" <skozachuk@google.com>,
	"John Hamrick" <johnham@google.com>,
	"Chris Sarra" <chrissarra@google.com>
Subject: Re: [RFT PATCH v2 0/3] hwmon: (spd5118) Various improvements
Date: Tue, 18 Jun 2024 22:59:23 +0200	[thread overview]
Message-ID: <c19e8f05-a189-4091-805c-1898de4e1095@gmx.de> (raw)
In-Reply-To: <20240618195348.1670547-1-linux@roeck-us.net>

Am 18.06.24 um 21:53 schrieb Guenter Roeck:

> The first patch of this series introduces multi-page support using the
> regmap infrastructure. This simplifies the code and improves regmap caching.
>
> The second patch introduces a spd5118-specific regmap bus to implement
> SMBus accesses. This solves a problem seen with i801 I2C controllers
> when writing to the chip. The I2C_FUNC_SMBUS_I2C_BLOCK support implemented
> in those controllers does not work with spd5118 compatible chips, so
> byte-by-byte access needs to be used explicitly.
>
> The third patch adds support for spd5118 compatible chips which follow
> the standard literally and block access to volatile registers if not
> on page 0.
>
> RFT: I was able to test the code on AMD systems using the piix4 I2C
> controller. It needs testing with i801 controllers and with Renesas
> chips.
>
> v2: Added patches 1 and 2; simplified patch 3 to rely on regmap
>      based paging.

Hi,

i also have an AMD system and DRAM chips without the Renesas controller, but still:

Tested-by: Armin Wolf <W_Armin@gmx.de>

> ----------------------------------------------------------------
> Guenter Roeck (3):
>        hwmon: (spd5118) Use regmap to implement paging
>        hwmon: (spd5118) Use spd5118 specific read/write operations
>        hwmon: (spd5118) Add support for Renesas/ITD SPD5118 hub controllers
>
>   drivers/hwmon/Kconfig   |   2 +-
>   drivers/hwmon/spd5118.c | 131 +++++++++++++++++++++++++++++++++++++-----------
>   2 files changed, 102 insertions(+), 31 deletions(-)

      parent reply	other threads:[~2024-06-18 20:59 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-06-18 19:53 [RFT PATCH v2 0/3] hwmon: (spd5118) Various improvements Guenter Roeck
2024-06-18 19:53 ` [RFT PATCH v2 1/3] hwmon: (spd5118) Use regmap to implement paging Guenter Roeck
2024-06-18 19:53 ` [RFT PATCH v2 2/3] hwmon: (spd5118) Use spd5118 specific read/write operations Guenter Roeck
2024-06-18 20:37   ` Paul Menzel
2024-06-18 21:08     ` Guenter Roeck
2024-06-18 21:45       ` Paul Menzel
2024-06-18 22:37         ` Guenter Roeck
2024-06-18 22:59           ` Paul Menzel
2024-06-18 22:28       ` Wolfram Sang
2024-06-18 23:28         ` Armin Wolf
2024-06-18 23:39           ` Paul Menzel
2024-06-19  0:23             ` Guenter Roeck
2024-06-19  0:50               ` Thomas Weißschuh
2024-06-19  1:02                 ` Guenter Roeck
2024-06-19  9:13                   ` Thomas Weißschuh
2024-06-19 14:18                     ` Guenter Roeck
2024-06-18 19:53 ` [RFT PATCH v2 3/3] hwmon: (spd5118) Add support for Renesas/ITD SPD5118 hub controllers Guenter Roeck
2024-06-18 20:59 ` Armin Wolf [this message]

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