From: Tao Ren <taoren@fb.com>
To: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>,
Brendan Higgins <brendanhiggins@google.com>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
C?ric Le Goater <clg@kaod.org>, Joel Stanley <joel@jms.id.au>,
Andrew Jeffery <andrew@aj.id.au>
Cc: "openbmc@lists.ozlabs.org" <openbmc@lists.ozlabs.org>
Subject: Re: [RFC PATCH dev-5.1 5/6] i2c: aspeed: add buffer mode transfer support
Date: Fri, 21 Jun 2019 22:29:18 +0000 [thread overview]
Message-ID: <03abb910-c3aa-07af-1c08-8df83a1425e2@fb.com> (raw)
In-Reply-To: <20190620194922.15093-6-jae.hyun.yoo@linux.intel.com>
On 6/20/19 12:49 PM, Jae Hyun Yoo wrote:
> Byte mode currently this driver uses makes lots of interrupt call
> which isn't good for performance and it makes the driver very
> timing sensitive. To improve performance of the driver, this commit
> adds buffer mode transfer support which uses I2C SRAM buffer
> instead of using a single byte buffer.
>
> Signed-off-by: Jae Hyun Yoo <jae.hyun.yoo@linux.intel.com>
Let me apply the patch to my ast2500 BMC platform and will share results earlier next week.
Cheers,
Tao
next prev parent reply other threads:[~2019-06-21 22:29 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-20 19:49 [RFC PATCH dev-5.1 0/6] Aspeed I2C buffer/DMA mode support Jae Hyun Yoo
2019-06-20 19:49 ` [RFC PATCH dev-5.1 1/6] dt-bindings: i2c: aspeed: add buffer and DMA mode transfer support Jae Hyun Yoo
2019-06-20 19:49 ` [RFC PATCH dev-5.1 2/6] ARM: dts: aspeed: add I2C buffer mode support Jae Hyun Yoo
2019-06-20 19:49 ` [RFC PATCH dev-5.1 3/6] irqchip/aspeed-i2c-ic: add I2C SRAM enabling control Jae Hyun Yoo
2019-06-21 0:33 ` Ryan Chen
2019-06-21 18:41 ` Jae Hyun Yoo
2019-06-25 17:23 ` Jae Hyun Yoo
2019-06-26 5:10 ` Ryan Chen
2019-06-26 21:18 ` Jae Hyun Yoo
2019-06-20 19:49 ` [RFC PATCH dev-5.1 4/6] i2c: aspeed: fix master pending state handling Jae Hyun Yoo
2019-06-20 20:30 ` Tao Ren
2019-06-20 20:34 ` Jae Hyun Yoo
2019-06-21 22:11 ` Tao Ren
2019-06-21 22:33 ` Jae Hyun Yoo
2019-06-20 19:49 ` [RFC PATCH dev-5.1 5/6] i2c: aspeed: add buffer mode transfer support Jae Hyun Yoo
2019-06-21 22:29 ` Tao Ren [this message]
2019-06-21 22:34 ` Jae Hyun Yoo
2019-06-24 23:54 ` Tao Ren
2019-06-25 17:18 ` Jae Hyun Yoo
2019-06-20 19:49 ` [RFC PATCH dev-5.1 6/6] i2c: aspeed: add DMA " Jae Hyun Yoo
2019-06-21 15:46 ` [RFC PATCH dev-5.1 0/6] Aspeed I2C buffer/DMA mode support Cédric Le Goater
2019-06-21 16:57 ` Jae Hyun Yoo
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