diff options
author | Justin M. Forbes <jforbes@fedoraproject.org> | 2019-12-02 12:50:34 -0600 |
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committer | Justin M. Forbes <jforbes@fedoraproject.org> | 2019-12-02 12:50:34 -0600 |
commit | abd6b9505d178a5acc8147b7bd67043f876ab2ff (patch) | |
tree | b2b086c22e8f006f29731737b62c906c5ef841e1 /mfd-max77620-Do-not-allocate-IRQs-upfront.patch | |
parent | fa3a43c8e6e8a762f046c4b50d9f754af3c1c7f3 (diff) | |
download | kernel-abd6b9505d178a5acc8147b7bd67043f876ab2ff.tar.gz kernel-abd6b9505d178a5acc8147b7bd67043f876ab2ff.tar.xz kernel-abd6b9505d178a5acc8147b7bd67043f876ab2ff.zip |
Linux v5.4-10271-g596cf45cbf6e
Diffstat (limited to 'mfd-max77620-Do-not-allocate-IRQs-upfront.patch')
-rw-r--r-- | mfd-max77620-Do-not-allocate-IRQs-upfront.patch | 183 |
1 files changed, 0 insertions, 183 deletions
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[46.91.226.206]) - by smtp.gmail.com with ESMTPSA id z125sm10251381wme.37.2019.10.02.07.43.19 - (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); - Wed, 02 Oct 2019 07:43:19 -0700 (PDT) -From: Thierry Reding <thierry.reding@gmail.com> -To: Lee Jones <lee.jones@linaro.org> -Subject: [PATCH] mfd: max77620: Do not allocate IRQs upfront -Date: Wed, 2 Oct 2019 16:43:18 +0200 -Message-Id: <20191002144318.140365-1-thierry.reding@gmail.com> -X-Mailer: git-send-email 2.23.0 -MIME-Version: 1.0 -X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 -X-CRM114-CacheID: sfid-20191002_074330_018855_CC323A91 -X-CRM114-Status: GOOD ( 11.81 ) -X-Spam-Score: -0.2 (/) -X-Spam-Report: SpamAssassin version 3.4.2 on bombadil.infradead.org summary: - Content analysis details: (-0.2 points) - pts rule name description - ---- ---------------------- - -------------------------------------------------- - -0.0 RCVD_IN_DNSWL_NONE RBL: Sender listed at https://www.dnswl.org/, - no trust [2a00:1450:4864:20:0:0:0:443 listed in] - [list.dnswl.org] - -0.0 SPF_PASS SPF: sender matches SPF record - 0.0 SPF_HELO_NONE SPF: HELO does not publish an SPF Record - 0.0 FREEMAIL_FROM Sender email is commonly abused enduser mail - provider (thierry.reding[at]gmail.com) - -0.1 DKIM_VALID_EF Message has a valid DKIM or DK signature from - envelope-from domain - 0.1 DKIM_SIGNED Message has a DKIM or DK signature, - not necessarily - valid - -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from - author's domain - -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature -X-BeenThere: linux-arm-kernel@lists.infradead.org -X-Mailman-Version: 2.1.29 -Precedence: list -List-Id: <linux-arm-kernel.lists.infradead.org> -List-Unsubscribe: - <http://lists.infradead.org/mailman/options/linux-arm-kernel>, - <mailto:linux-arm-kernel-request@lists.infradead.org?subject=unsubscribe> -List-Archive: <http://lists.infradead.org/pipermail/linux-arm-kernel/> -List-Post: <mailto:linux-arm-kernel@lists.infradead.org> -List-Help: <mailto:linux-arm-kernel-request@lists.infradead.org?subject=help> -List-Subscribe: - <http://lists.infradead.org/mailman/listinfo/linux-arm-kernel>, - <mailto:linux-arm-kernel-request@lists.infradead.org?subject=subscribe> -Cc: linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, - linux-arm-kernel@lists.infradead.org -Content-Type: text/plain; charset="us-ascii" -Sender: "linux-arm-kernel" <linux-arm-kernel-bounces@lists.infradead.org> -Errors-To: - linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org - -From: Thierry Reding <treding@nvidia.com> - -regmap_add_irq_chip() will try to allocate all of the IRQ descriptors -upfront if passed a non-zero irq_base parameter. However, the intention -is to allocate IRQ descriptors on an as-needed basis if possible. Pass 0 -instead of -1 to fix that use-case. - -Signed-off-by: Thierry Reding <treding@nvidia.com> ---- - drivers/mfd/max77620.c | 5 ++--- - include/linux/mfd/max77620.h | 1 - - 2 files changed, 2 insertions(+), 4 deletions(-) - -diff --git a/drivers/mfd/max77620.c b/drivers/mfd/max77620.c -index a851ff473a44..c7ed5c353553 100644 ---- a/drivers/mfd/max77620.c -+++ b/drivers/mfd/max77620.c -@@ -507,7 +507,6 @@ static int max77620_probe(struct i2c_client *client, - - i2c_set_clientdata(client, chip); - chip->dev = &client->dev; -- chip->irq_base = -1; - chip->chip_irq = client->irq; - chip->chip_id = (enum max77620_chip_id)id->driver_data; - -@@ -545,8 +544,8 @@ static int max77620_probe(struct i2c_client *client, - - max77620_top_irq_chip.irq_drv_data = chip; - ret = devm_regmap_add_irq_chip(chip->dev, chip->rmap, client->irq, -- IRQF_ONESHOT | IRQF_SHARED, -- chip->irq_base, &max77620_top_irq_chip, -+ IRQF_ONESHOT | IRQF_SHARED, 0, -+ &max77620_top_irq_chip, - &chip->top_irq_data); - if (ret < 0) { - dev_err(chip->dev, "Failed to add regmap irq: %d\n", ret); -diff --git a/include/linux/mfd/max77620.h b/include/linux/mfd/max77620.h -index 12ba157cb83f..f552ef5b1100 100644 ---- a/include/linux/mfd/max77620.h -+++ b/include/linux/mfd/max77620.h -@@ -329,7 +329,6 @@ struct max77620_chip { - struct regmap *rmap; - - int chip_irq; -- int irq_base; - - /* chip id */ - enum max77620_chip_id chip_id; |