From: Thierry Reding <treding@nvidia.com>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Laxman Dewangan <ldewangan@nvidia.com>,
"Mikko Perttunen" <cyndis@kapsi.fi>,
Wolfram Sang <wsa@the-dreams.de>, <linux-i2c@vger.kernel.org>,
<linux-tegra@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH v3 5/9] i2c: tegra: Rename I2C_PIO_MODE_MAX_LEN to I2C_PIO_MODE_PREFERRED_LEN
Date: Tue, 7 Jan 2020 12:39:08 +0000 [thread overview]
Message-ID: <524a6623612e42638c198e64ba7afb8c@HQMAIL105.nvidia.com> (raw)
In-Reply-To: <20200106010423.5890-6-digetx@gmail.com>
On Mon, 06 Jan 2020 04:04:19 +0300, Dmitry Osipenko wrote:
> DMA is preferred for a larger transfers, while PIO is preferred for a
> smaller transfers to avoid unnecessary DMA overhead. There is no strict
> size limitations for the PIO-mode transfers, so let's rename the constant
> for clarity.
>
> Tested-by: Thierry Reding <treding@nvidia.com>
> Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
> ---
> drivers/i2c/busses/i2c-tegra.c | 11 ++++++-----
> 1 file changed, 6 insertions(+), 5 deletions(-)
Tested-by: Thierry Reding <treding@nvidia.com>
next prev parent reply other threads:[~2020-01-07 12:39 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-06 1:04 [PATCH v3 0/9] NVIDIA Tegra I2C driver fixes and improvements Dmitry Osipenko
2020-01-06 1:04 ` [PATCH v3 1/9] i2c: tegra: Fix suspending in active runtime PM state Dmitry Osipenko
2020-01-07 12:38 ` Thierry Reding
2020-01-06 1:04 ` [PATCH v3 2/9] i2c: tegra: Properly disable runtime PM on driver's probe error Dmitry Osipenko
2020-01-07 12:38 ` Thierry Reding
2020-01-06 1:04 ` [PATCH v3 3/9] i2c: tegra: Prevent interrupt triggering after transfer timeout Dmitry Osipenko
2020-01-07 12:39 ` Thierry Reding
2020-01-06 1:04 ` [PATCH v3 4/9] i2c: tegra: Support atomic transfers Dmitry Osipenko
2020-01-07 12:39 ` Thierry Reding
2020-01-06 1:04 ` [PATCH v3 5/9] i2c: tegra: Rename I2C_PIO_MODE_MAX_LEN to I2C_PIO_MODE_PREFERRED_LEN Dmitry Osipenko
2020-01-07 12:39 ` Thierry Reding [this message]
2020-01-06 1:04 ` [PATCH v3 6/9] i2c: tegra: Use relaxed versions of readl/writel Dmitry Osipenko
2020-01-07 12:39 ` Thierry Reding
2020-01-06 1:04 ` [PATCH v3 7/9] clk: tegra: Fix double-free in tegra_clk_init() Dmitry Osipenko
2020-01-07 12:39 ` Thierry Reding
2020-01-06 1:04 ` [PATCH v3 8/9] i2c: tegra: Always terminate DMA transfer Dmitry Osipenko
2020-01-07 12:39 ` Thierry Reding
2020-01-06 1:04 ` [PATCH v3 9/9] i2c: tegra: Check DMA completion status in addition to left time Dmitry Osipenko
2020-01-07 12:39 ` Thierry Reding
2020-01-07 12:38 ` [PATCH v3 0/9] NVIDIA Tegra I2C driver fixes and improvements Thierry Reding
2020-01-07 16:39 ` Dmitry Osipenko
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