From: Thierry Reding <thierry.reding@gmail.com>
To: Dmitry Osipenko <digetx@gmail.com>
Cc: devicetree@vger.kernel.org, Stephen Boyd <sboyd@kernel.org>,
Michael Turquette <mturquette@baylibre.com>,
Jon Hunter <jonathanh@nvidia.com>,
Rob Herring <robh+dt@kernel.org>, Joseph Lo <josephl@nvidia.com>,
linux-tegra@vger.kernel.org, linux-clk@vger.kernel.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v6 09/14] memory: tegra: Add EMC scaling support code for Tegra210
Date: Tue, 14 Apr 2020 16:45:25 +0200 [thread overview]
Message-ID: <20200414144525.GI3593749@ulmo> (raw)
In-Reply-To: <7b2f8a7c-94f1-08d0-b0ce-c61f4eb0a436@gmail.com>
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On Thu, Apr 09, 2020 at 10:00:13PM +0300, Dmitry Osipenko wrote:
> 09.04.2020 20:52, Thierry Reding пишет:
> ...
> > +static void tegra210_emc_debugfs_init(struct tegra210_emc *emc)
> > +{
> > + struct device *dev = emc->dev;
> > + unsigned int i;
> > + int err;
> > +
> > + emc->debugfs.min_rate = ULONG_MAX;
> > + emc->debugfs.max_rate = 0;
> > +
> > + for (i = 0; i < emc->num_timings; i++) {
> > + if (emc->timings[i].rate * 1000UL < emc->debugfs.min_rate)
> > + emc->debugfs.min_rate = emc->timings[i].rate * 1000UL;
> > +
> > + if (emc->timings[i].rate * 1000UL > emc->debugfs.max_rate)
> > + emc->debugfs.max_rate = emc->timings[i].rate * 1000UL;
> > + }
> > +
> > + if (!emc->num_timings) {
> > + emc->debugfs.min_rate = clk_get_rate(emc->clk);
> > + emc->debugfs.max_rate = emc->debugfs.min_rate;
> > + }
> > +
> > + err = clk_set_rate_range(emc->clk, emc->debugfs.min_rate,
> > + emc->debugfs.max_rate);
> > + if (err < 0) {
> > + dev_err(dev, "failed to set rate range [%lu-%lu] for %pC\n",
> > + emc->debugfs.min_rate, emc->debugfs.max_rate,
> > + emc->clk);
> > + return;
> > + }
> > +
> > + emc->debugfs.root = debugfs_create_dir("emc", NULL);
> > + if (!emc->debugfs.root) {
> > + dev_err(dev, "failed to create debugfs directory\n");
> > + return;
> > + }
> > +
> > + debugfs_create_file("available_rates", S_IRUGO, emc->debugfs.root, emc,
> > + &tegra210_emc_debug_available_rates_fops);
> > + debugfs_create_file("min_rate", S_IRUGO | S_IWUSR, emc->debugfs.root,
> > + emc, &tegra210_emc_debug_min_rate_fops);
> > + debugfs_create_file("max_rate", S_IRUGO | S_IWUSR, emc->debugfs.root,
> > + emc, &tegra210_emc_debug_max_rate_fops);
>
> I assume you used the checkpatch before sending the patches, no?
I have a pre-commit hook that runs checkpatch, but for some reason it
was disabled. Fixed these to be numeric now.
> I sent out a patch recently to make the permissions readable, please
> take a look if you haven't seen it yet.
>
> https://patchwork.ozlabs.org/patch/1254301/
I've applied this now.
Thierry
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next prev parent reply other threads:[~2020-04-14 14:45 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-09 17:52 [PATCH v6 00/14] Add EMC scaling support for Tegra210 Thierry Reding
2020-04-09 17:52 ` [PATCH v6 01/14] dt-bindings: reserved-memory: Introduce memory-region-names Thierry Reding
2020-04-15 16:23 ` Rob Herring
2020-04-09 17:52 ` [PATCH v6 02/14] of: reserved-memory: Support lookup of regions by name Thierry Reding
2020-04-15 16:24 ` Rob Herring
2020-04-15 23:35 ` Thierry Reding
2020-04-16 0:58 ` Rob Herring
2020-04-09 17:52 ` [PATCH v6 03/14] of: reserved-memory: Support multiple regions per device Thierry Reding
2020-04-15 16:25 ` Rob Herring
2020-04-09 17:52 ` [PATCH v6 04/14] clk: tegra: Rename Tegra124 EMC clock source file Thierry Reding
2020-04-14 16:48 ` Dmitry Osipenko
2020-04-14 17:14 ` Thierry Reding
2020-04-09 17:52 ` [PATCH v6 05/14] clk: tegra: Add PLLP_UD and PLLMB_UD for Tegra210 Thierry Reding
2020-04-09 17:52 ` [PATCH v6 06/14] clk: tegra: Export functions for EMC clock scaling Thierry Reding
2020-04-09 17:52 ` [PATCH v6 07/14] clk: tegra: Implement Tegra210 EMC clock Thierry Reding
2020-04-09 18:24 ` Dmitry Osipenko
2020-04-14 14:34 ` Thierry Reding
2020-04-14 15:18 ` Dmitry Osipenko
2020-04-14 17:10 ` Thierry Reding
2020-04-14 20:22 ` Dmitry Osipenko
2020-04-10 20:49 ` Dmitry Osipenko
2020-04-14 14:36 ` Thierry Reding
2020-04-09 17:52 ` [PATCH v6 08/14] dt-bindings: memory: tegra: Add external memory controller binding for Tegra210 Thierry Reding
2020-04-15 16:27 ` Rob Herring
2020-04-09 17:52 ` [PATCH v6 09/14] memory: tegra: Add EMC scaling support code " Thierry Reding
2020-04-09 19:00 ` Dmitry Osipenko
2020-04-14 14:45 ` Thierry Reding [this message]
2020-04-09 19:16 ` Dmitry Osipenko
2020-04-14 14:54 ` Thierry Reding
2020-04-14 20:50 ` Dmitry Osipenko
2020-04-09 23:56 ` Dmitry Osipenko
2020-04-11 20:39 ` Dmitry Osipenko
2020-04-14 15:05 ` Thierry Reding
2020-04-14 15:32 ` Dmitry Osipenko
2020-04-14 15:02 ` Thierry Reding
2020-04-10 14:25 ` Dmitry Osipenko
2020-04-14 15:08 ` Thierry Reding
2020-04-10 14:26 ` Dmitry Osipenko
2020-04-14 15:39 ` Thierry Reding
2020-04-10 20:46 ` Dmitry Osipenko
2020-04-14 15:41 ` Thierry Reding
2020-04-14 20:39 ` Dmitry Osipenko
2020-04-14 20:46 ` Dmitry Osipenko
2020-04-14 20:56 ` Dmitry Osipenko
2020-04-09 17:52 ` [PATCH v6 10/14] memory: tegra: Add EMC scaling sequence " Thierry Reding
2020-04-10 14:18 ` Dmitry Osipenko
2020-04-14 15:45 ` Thierry Reding
2020-04-14 16:27 ` Dmitry Osipenko
2020-04-14 20:03 ` Thierry Reding
2020-04-09 17:52 ` [PATCH v6 11/14] memory: tegra: Support derated timings on Tegra210 Thierry Reding
2020-04-09 23:44 ` Dmitry Osipenko
2020-04-14 15:47 ` Thierry Reding
2020-04-14 16:25 ` Dmitry Osipenko
2020-04-10 14:28 ` Dmitry Osipenko
2020-04-14 16:29 ` Thierry Reding
2020-04-14 16:40 ` Dmitry Osipenko
2020-04-14 16:48 ` Thierry Reding
2020-04-09 17:52 ` [PATCH v6 12/14] arm64: tegra: Add external memory controller node for Tegra210 Thierry Reding
2020-04-09 17:52 ` [PATCH v6 13/14] arm64: tegra: Hook up EMC cooling device Thierry Reding
2020-04-09 17:52 ` [PATCH v6 14/14] clk: tegra: Remove the old emc_mux clock for Tegra210 Thierry Reding
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