From: Evan Green <evgreen@chromium.org>
To: Alok Chauhan <alokc@codeaurora.org>
Cc: linux-arm-msm <linux-arm-msm@vger.kernel.org>,
devicetree@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>,
linux-i2c@vger.kernel.org, linux-spi@vger.kernel.org,
linux-serial@vger.kernel.org,
Karthikeyan Ramasubramanian <kramasub@codeaurora.org>,
Andy Gross <andy.gross@linaro.org>,
David Brown <david.brown@linaro.org>,
Georgi Djakov <georgi.djakov@linaro.org>,
Doug Anderson <dianders@chromium.org>,
Stephen Boyd <swboyd@chromium.org>,
Bjorn Andersson <bjorn.andersson@linaro.org>
Subject: Re: [PATCH 3/6] i2c: i2c-qcom-geni: Add interconnect support
Date: Wed, 23 Jan 2019 17:19:09 -0800 [thread overview]
Message-ID: <CAE=gft6dT0HXzrmberdGg2nS-hp1M68mzbxJyEBOmdrh5x1p1w@mail.gmail.com> (raw)
In-Reply-To: <1548138816-1149-4-git-send-email-alokc@codeaurora.org>
On Mon, Jan 21, 2019 at 10:34 PM Alok Chauhan <alokc@codeaurora.org> wrote:
>
> Get the interconnect paths for I2C based Serial Engine device
> and vote accordingly based on maximum supported I2C frequency.
>
> Signed-off-by: Alok Chauhan <alokc@codeaurora.org>
> ---
> drivers/i2c/busses/i2c-qcom-geni.c | 13 +++++++++++++
> 1 file changed, 13 insertions(+)
>
> diff --git a/drivers/i2c/busses/i2c-qcom-geni.c b/drivers/i2c/busses/i2c-qcom-geni.c
> index db075bc..e8fe63a 100644
> --- a/drivers/i2c/busses/i2c-qcom-geni.c
> +++ b/drivers/i2c/busses/i2c-qcom-geni.c
> @@ -14,6 +14,7 @@
> #include <linux/pm_runtime.h>
> #include <linux/qcom-geni-se.h>
> #include <linux/spinlock.h>
> +#include <linux/interconnect.h>
>
> #define SE_I2C_TX_TRANS_LEN 0x26c
> #define SE_I2C_RX_TRANS_LEN 0x270
> @@ -508,6 +509,15 @@ static int geni_i2c_probe(struct platform_device *pdev)
> return ret;
> }
>
> + /* Set the bus quota to a reasonable value */
> + gi2c->se.avg_bw = Bps_to_icc(1000);
> + gi2c->se.peak_bw = Bps_to_icc(76800000);
Can you compute a real bandwidth based on the i2c bus speed, rather
than some max vote?
next prev parent reply other threads:[~2019-01-24 1:19 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-22 6:33 [PATCH 0/6] Add interconnect support for GENI QUPs Alok Chauhan
2019-01-22 6:33 ` [PATCH 1/6] dt-bindings: soc: qcom: Add interconnect binding for GENI QUP Alok Chauhan
2019-01-23 6:48 ` alokc
2019-01-23 17:07 ` Bjorn Andersson
2019-01-23 18:41 ` Georgi Djakov
2019-02-23 0:26 ` Rob Herring
2019-02-25 17:39 ` Georgi Djakov
2019-01-23 18:35 ` Georgi Djakov
2019-01-30 22:29 ` alokc
2019-01-24 1:10 ` Evan Green
2019-01-30 22:27 ` alokc
2019-01-22 6:33 ` [PATCH 2/6] soc: qcom: Add wrapper to support for Interconnect path Alok Chauhan
2019-01-23 7:02 ` alokc
2019-01-23 18:14 ` Bjorn Andersson
2019-01-22 6:33 ` [PATCH 3/6] i2c: i2c-qcom-geni: Add interconnect support Alok Chauhan
2019-01-22 9:07 ` Wolfram Sang
2019-01-22 9:13 ` Peter Rosin
2019-01-23 6:51 ` alokc
2019-01-24 1:19 ` Evan Green [this message]
2019-01-22 6:33 ` [PATCH 4/6] spi: spi-geni-qcom: " Alok Chauhan
2019-01-22 20:29 ` Mark Brown
2019-01-23 7:15 ` alokc
2019-01-23 10:58 ` Mark Brown
2019-01-23 16:04 ` Mark Brown
2019-01-24 1:20 ` Evan Green
2019-01-22 6:33 ` [PATCH 5/6] tty: serial: qcom_geni_serial: " Alok Chauhan
2019-01-23 6:53 ` alokc
2019-01-22 6:33 ` [PATCH 6/6] arm64: dts: sdm845: Add interconnect for GENI QUP Alok Chauhan
2019-01-23 6:54 ` alokc
2019-01-23 6:45 ` [PATCH 0/6] Add interconnect support for GENI QUPs alokc
-- strict thread matches above, loose matches on Subject: below --
2019-01-21 11:21 Alok Chauhan
2019-01-21 11:21 ` [PATCH 3/6] i2c: i2c-qcom-geni: Add interconnect support Alok Chauhan
2019-01-22 6:54 ` alokc
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