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GET /api/patches/816671/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 816671,
    "url": "http://patchwork.ozlabs.org/api/patches/816671/?format=api",
    "web_url": "http://patchwork.ozlabs.org/project/uboot/patch/20170921060704.19153-3-anarsoul@gmail.com/",
    "project": {
        "id": 18,
        "url": "http://patchwork.ozlabs.org/api/projects/18/?format=api",
        "name": "U-Boot",
        "link_name": "uboot",
        "list_id": "u-boot.lists.denx.de",
        "list_email": "u-boot@lists.denx.de",
        "web_url": null,
        "scm_url": null,
        "webscm_url": null,
        "list_archive_url": "",
        "list_archive_url_format": "",
        "commit_url_format": ""
    },
    "msgid": "<20170921060704.19153-3-anarsoul@gmail.com>",
    "list_archive_url": null,
    "date": "2017-09-21T06:07:03",
    "name": "[U-Boot,v2,2/3] video: pwm_backlight: make regulator optional",
    "commit_ref": null,
    "pull_url": null,
    "state": "superseded",
    "archived": false,
    "hash": "2c9301fee1c58de1e35232bfd767aeb2395b1a38",
    "submitter": {
        "id": 6930,
        "url": "http://patchwork.ozlabs.org/api/people/6930/?format=api",
        "name": "Vasily Khoruzhick",
        "email": "anarsoul@gmail.com"
    },
    "delegate": {
        "id": 17739,
        "url": "http://patchwork.ozlabs.org/api/users/17739/?format=api",
        "username": "jagan",
        "first_name": "Jagannadha Sutradharudu",
        "last_name": "Teki",
        "email": "jagannadh.teki@gmail.com"
    },
    "mbox": "http://patchwork.ozlabs.org/project/uboot/patch/20170921060704.19153-3-anarsoul@gmail.com/mbox/",
    "series": [
        {
            "id": 4301,
            "url": "http://patchwork.ozlabs.org/api/series/4301/?format=api",
            "web_url": "http://patchwork.ozlabs.org/project/uboot/list/?series=4301",
            "date": "2017-09-21T06:07:01",
            "name": "sunxi: add PWM driver for H3 and A64",
            "version": 3,
            "mbox": "http://patchwork.ozlabs.org/series/4301/mbox/"
        }
    ],
    "comments": "http://patchwork.ozlabs.org/api/patches/816671/comments/",
    "check": "pending",
    "checks": "http://patchwork.ozlabs.org/api/patches/816671/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<u-boot-bounces@lists.denx.de>",
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        ],
        "Received": [
            "from lists.denx.de (dione.denx.de [81.169.180.215])\n\tby ozlabs.org (Postfix) with ESMTP id 3xyR5D2Vgmz9sP1\n\tfor <incoming@patchwork.ozlabs.org>;\n\tThu, 21 Sep 2017 16:09:04 +1000 (AEST)",
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        "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025;\n\th=from:to:cc:subject:date:message-id:in-reply-to:references;\n\tbh=BBLe8h7nVV7EECrhyk5iNhlNeYbVPTs3/vhCg2GLym8=;\n\tb=rjkGZG8bVfALLrkWobvJtrOsliwbNriHUF0qPs+YlLL0ZyhzEg4IdeRFWKYExEesob\n\tgcV9jkBtRhUHMxkdML9/oXWt/k1NW066lmGEB4e2A34Dr6nSV3cpiM6ebnxNYwtP3rkh\n\t41tOrICeXK/fdK7ezWceeATTwYlcnhKvQp9hni61y3FHfTsFatffwhKy++GQXPkJbefJ\n\th2GdHrJIQ3nhYsYR/C7MGqGPYBH8ckxtzujH7dMjeSuXICuqeF9W0Rr5btvAlZz5I+CC\n\td8lhGwIBKIw38FY23Sy0s8AuG8UKbqdCMWr8uIGo9A26SOhJBiMWHeuwBEeQdZWiM7ju\n\tc5ng==",
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        "X-Google-Smtp-Source": "AOwi7QBULJMGJB0HOJV2jz0ZwPMwntdbcestxaNV+SL+g4bTV3BrRA3XBS3akzzct/Rj+GQ3qhr1qw==",
        "X-Received": "by 10.98.73.2 with SMTP id w2mr4604467pfa.133.1505974035928;\n\tWed, 20 Sep 2017 23:07:15 -0700 (PDT)",
        "From": "Vasily Khoruzhick <anarsoul@gmail.com>",
        "To": "Jagan Teki <jagan@openedev.com>,\n\tMaxime Ripard <maxime.ripard@free-electrons.com>,\n\tAnatolij Gustschin <agust@denx.de>,\n\tAndre Przywara <andre.przywara@arm.com>, u-boot@lists.denx.de,\n\ticenowy@aosc.io",
        "Date": "Wed, 20 Sep 2017 23:07:03 -0700",
        "Message-Id": "<20170921060704.19153-3-anarsoul@gmail.com>",
        "X-Mailer": "git-send-email 2.14.1",
        "In-Reply-To": "<20170921060704.19153-1-anarsoul@gmail.com>",
        "References": "<20170921060704.19153-1-anarsoul@gmail.com>",
        "Subject": "[U-Boot] [PATCH v2 2/3] video: pwm_backlight: make regulator\n\toptional",
        "X-BeenThere": "u-boot@lists.denx.de",
        "X-Mailman-Version": "2.1.18",
        "Precedence": "list",
        "List-Id": "U-Boot discussion <u-boot.lists.denx.de>",
        "List-Unsubscribe": "<https://lists.denx.de/options/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=unsubscribe>",
        "List-Archive": "<http://lists.denx.de/pipermail/u-boot/>",
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        "List-Subscribe": "<https://lists.denx.de/listinfo/u-boot>,\n\t<mailto:u-boot-request@lists.denx.de?subject=subscribe>",
        "MIME-Version": "1.0",
        "Content-Type": "text/plain; charset=\"utf-8\"",
        "Content-Transfer-Encoding": "base64",
        "Errors-To": "u-boot-bounces@lists.denx.de",
        "Sender": "\"U-Boot\" <u-boot-bounces@lists.denx.de>"
    },
    "content": "u-boot doesn't have dummy regulators, so pwm_backlight probe\nwill fail if regulator is missing. Make it optional to get this\ndriver working on platforms where there's no backlight regultor.\n\nSigned-off-by: Vasily Khoruzhick <anarsoul@gmail.com>\n---\nv2: - no changes\n\n drivers/video/pwm_backlight.c | 28 ++++++++++++++++------------\n 1 file changed, 16 insertions(+), 12 deletions(-)",
    "diff": "diff --git a/drivers/video/pwm_backlight.c b/drivers/video/pwm_backlight.c\nindex fbd7bf7838..05e56ffead 100644\n--- a/drivers/video/pwm_backlight.c\n+++ b/drivers/video/pwm_backlight.c\n@@ -32,16 +32,21 @@ static int pwm_backlight_enable(struct udevice *dev)\n \tuint duty_cycle;\n \tint ret;\n \n-\tplat = dev_get_uclass_platdata(priv->reg);\n-\tdebug(\"%s: Enable '%s', regulator '%s'/'%s'\\n\", __func__, dev->name,\n-\t      priv->reg->name, plat->name);\n-\tret = regulator_set_enable(priv->reg, true);\n-\tif (ret) {\n-\t\tdebug(\"%s: Cannot enable regulator for PWM '%s'\\n\", __func__,\n-\t\t      dev->name);\n-\t\treturn ret;\n+\tif (priv->reg) {\n+\t\tplat = dev_get_uclass_platdata(priv->reg);\n+\t\tdebug(\"%s: Enable '%s', regulator '%s'/'%s'\\n\", __func__, dev->name,\n+\t\t      priv->reg->name, plat->name);\n+\t\tret = regulator_set_enable(priv->reg, true);\n+\t\tif (ret) {\n+\t\t\tdebug(\"%s: Cannot enable regulator for PWM '%s'\\n\", __func__,\n+\t\t\t      dev->name);\n+\t\t\treturn ret;\n+\t\t}\n+\t\tmdelay(120);\n \t}\n-\tmdelay(120);\n+\n+\tdebug(\"%s: default: %d, min: %d, max: %d\\n\", __func__,\n+\t\tpriv->default_level, priv->min_level, priv->max_level);\n \n \tduty_cycle = priv->period_ns * (priv->default_level - priv->min_level) /\n \t\t(priv->max_level - priv->min_level + 1);\n@@ -68,10 +73,9 @@ static int pwm_backlight_ofdata_to_platdata(struct udevice *dev)\n \tdebug(\"%s: start\\n\", __func__);\n \tret = uclass_get_device_by_phandle(UCLASS_REGULATOR, dev,\n \t\t\t\t\t   \"power-supply\", &priv->reg);\n-\tif (ret) {\n+\tif (ret)\n \t\tdebug(\"%s: Cannot get power supply: ret=%d\\n\", __func__, ret);\n-\t\treturn ret;\n-\t}\n+\n \tret = gpio_request_by_name(dev, \"enable-gpios\", 0, &priv->enable,\n \t\t\t\t   GPIOD_IS_OUT);\n \tif (ret) {\n",
    "prefixes": [
        "U-Boot",
        "v2",
        "2/3"
    ]
}