From: "Michał Mirosław" <mirq-linux@rere.qmqm.pl>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: Thierry Reding <thierry.reding@gmail.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
Laxman Dewangan <ldewangan@nvidia.com>,
Wolfram Sang <wsa@the-dreams.de>,
Andy Shevchenko <andy.shevchenko@gmail.com>,
linux-i2c@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 10/31] i2c: tegra: Use clk-bulk helpers
Date: Sat, 5 Sep 2020 23:56:08 +0200 [thread overview]
Message-ID: <20200905215608.GA18554@qmqm.qmqm.pl> (raw)
In-Reply-To: <20200905204151.25343-11-digetx@gmail.com>
On Sat, Sep 05, 2020 at 11:41:30PM +0300, Dmitry Osipenko wrote:
> Use clk-bulk helpers and factor out clocks initialization into separate
> function in order to make code cleaner.
[...]
> --- a/drivers/i2c/busses/i2c-tegra.c
> +++ b/drivers/i2c/busses/i2c-tegra.c
[...]
> static const struct tegra_i2c_hw_feature tegra194_i2c_hw = {
> .has_continue_xfer_support = true,
> .has_per_pkt_xfer_complete_irq = true,
> - .has_single_clk_source = true,
> .clk_divisor_hs_mode = 1,
> .clk_divisor_std_mode = 0x4f,
> .clk_divisor_fast_mode = 0x3c,
[...]
> +static int tegra_i2c_init_clocks(struct tegra_i2c_dev *i2c_dev)
> +{
> + unsigned int i;
> + int err;
> +
> + err = devm_clk_bulk_get_all(i2c_dev->dev, &i2c_dev->clocks);
> + if (err < 0)
> + return err;
> +
> + i2c_dev->nclocks = err
[...]
You loose checking whether number of clocks matches the device version.
Is this intended?
Best Regards,
Michał Mirosław
next prev parent reply other threads:[~2020-09-05 21:56 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-05 20:41 [PATCH v4 00/31] Improvements for Tegra I2C driver Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 01/31] i2c: tegra: Make tegra_i2c_flush_fifos() usable in atomic transfer Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 02/31] i2c: tegra: Handle potential error of tegra_i2c_flush_fifos() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 03/31] i2c: tegra: Initialization div-clk rate unconditionally Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 04/31] i2c: tegra: Remove i2c_dev.clk_divisor_non_hs_mode member Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 05/31] i2c: tegra: Runtime PM always available on Tegra Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 06/31] i2c: tegra: Remove error message used for devm_request_irq() failure Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 07/31] i2c: tegra: Use reset_control_reset() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 08/31] i2c: tegra: Use devm_platform_get_and_ioremap_resource() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 09/31] i2c: tegra: Use platform_get_irq() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 10/31] i2c: tegra: Use clk-bulk helpers Dmitry Osipenko
2020-09-05 21:56 ` Michał Mirosław [this message]
2020-09-05 22:08 ` Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 11/31] i2c: tegra: Factor out runtime PM and hardware initialization Dmitry Osipenko
2020-09-05 22:10 ` Michał Mirosław
2020-09-05 22:24 ` Dmitry Osipenko
2020-09-05 22:51 ` Michał Mirosław
2020-09-05 23:10 ` Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 12/31] i2c: tegra: Move out all device-tree parsing into tegra_i2c_parse_dt() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 13/31] i2c: tegra: Clean up probe function Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 14/31] i2c: tegra: Remove likely/unlikely from the code Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 15/31] i2c: tegra: Remove bogus barrier() Dmitry Osipenko
2020-09-05 23:35 ` Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 16/31] i2c: tegra: Remove "dma" variable from tegra_i2c_xfer_msg() Dmitry Osipenko
2020-09-05 22:23 ` Michał Mirosław
2020-09-05 22:36 ` Dmitry Osipenko
2020-09-05 22:49 ` Michał Mirosław
2020-09-05 22:54 ` Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 17/31] i2c: tegra: Improve formatting of function variables Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 18/31] i2c: tegra: Improve coding style of tegra_i2c_wait_for_config_load() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 19/31] i2c: tegra: Rename wait/poll functions Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 20/31] i2c: tegra: Rename variable in tegra_i2c_issue_bus_clear() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 21/31] i2c: tegra: Factor out error recovery from tegra_i2c_xfer_msg() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 22/31] i2c: tegra: Factor out packet header setup " Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 23/31] i2c: tegra: Factor out register polling into separate function Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 24/31] i2c: tegra: Reorder location of functions in the code Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 25/31] i2c: tegra: Check errors for both positive and negative values Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 26/31] i2c: tegra: Consolidate error handling in tegra_i2c_xfer_msg() Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 27/31] i2c: tegra: Clean up printk messages Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 28/31] i2c: tegra: Clean up whitespaces, newlines and indentation Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 29/31] i2c: tegra: Improve driver module description Dmitry Osipenko
2020-09-05 20:41 ` [PATCH v4 30/31] i2c: tegra: Clean up and improve comments Dmitry Osipenko
2020-09-05 22:47 ` Michał Mirosław
2020-09-05 22:53 ` Dmitry Osipenko
2020-09-05 22:58 ` Michał Mirosław
2020-09-05 20:41 ` [PATCH v4 31/31] i2c: tegra: Rename couple "ret" variables to "err" Dmitry Osipenko
2020-09-05 23:16 ` [PATCH v4 00/31] Improvements for Tegra I2C driver Michał Mirosław
2020-09-05 23:35 ` Dmitry Osipenko
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