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Wed, 7 Nov 2018 17:10:36 +0000 (GMT) From: Lukasz Luba To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org Subject: [PATCH v2 03/11] thermal: add new sysfs file for irq-mode Date: Wed, 7 Nov 2018 18:09:45 +0100 Message-Id: <1541610593-28542-4-git-send-email-l.luba@partner.samsung.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1541610593-28542-1-git-send-email-l.luba@partner.samsung.com> X-Brightmail-Tracker: H4sIAAAAAAAAA0VSa0hTYRju29k5OxtOTrP0zcxgIVSQdvHHiaKLRJwSIoIIXFCnOqk0p+44 u0KD0qnpWiraRbdiWbnWxWVistTMtBlumqaWi24GZVjEKnWV5jyr/j3P+z6Xj5ePxBQ1eCSZ qsnitBpWrSRk4rq2cc8SY9Q71dLyfildc/YWTg81GxBt9s2jLa1unLb09uG0x3NbQr/QR9GO d1PsUu5lMd3TUEHQvqJWRFf1d4vonPutEnrojZFYF8rYzXbE3Dv/UsJYnR9FjMOWTzDePifB 3Ll8nLEaS3DmwWeniDHW2hDjc0RvlSXJVu/j1KnZnDZuzW5ZStlvRcaV6EMDr0pxPfoJBYgk gYoH1+mkAiQjFdQ1BCdv5IoE8g2BodBJCMSHwHH7q6QASacdlU3u4OIqgseDVuyfpehLuSiQ S1CxUG/LDMxnURcQ+BqtkgDBKC+CjtKAQ0qGUQnwbKwYD2AxFQMm1zgRMMupzXDBD0JbNDx3 50/LpVQimHtGpnOAapOAydxMCKINYLp7VizgMBhurw0+NQqelBQG5zx05tmC+mNgcNUHNavg YXs3HujFqEVwqyFOuMt6sFWpBRgKAyMzA2JsChbXlWPCWA55uQohYyHUFnaJBBwOV+1lwWwG Ks9M4MJ1zAg++drEJjT//P+uiwjZUASn49OSOX6FhjsYy7NpvE6THLs3Pc2Bpj7Sk4n27/Wo 8deeFkSRSBki77r7RqXA2Wz+cFoLAhJTzpIXXX+rUsj3sYePcNr0XVqdmuNb0FxSrIyQH53x WqWgktks7gDHZXDav1sRKY3Uo+pMiTs+yx23acG5lW87H2WG+ge3fxntSfxRcSJnZcmWpaUG 3uwPbfJa9tfPLg033czxeX4lSGQZO73VZHdKzVhI2+jG3o5tvo7OD0bK73rv8kzy8XdeqXWP 9SOeU3VhCk30Amx5MmufczCmw2DChyc3u5+uTTd/Y3ft+OlosCjFfAq7bDGm5dk/fmWI8UQD AAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprKIsWRmVeSWpSXmKPExsVy+t/xe7q9Mo+jDS5/k7TYOGM9q8WTA+2M FvM+y1rMP3KO1WL+lWusFufPb2C3uNUgY7HpMZC3sG0Ji8XlXXPYLD73HmG0WHr9IpNF694j 7BZPHvaxOfB5rJm3htFj56y77B6L97xk8ti0qpPN4861PWwem5fUeyzum8zqcfDdHiaPvi2r GD0+b5IL4IrSsynKLy1JVcjILy6xVYo2tDDSM7S00DMysdQzNDaPtTIyVdK3s0lJzcksSy3S t0vQy5j2V6hgmVzFjftTWBsYf0t0MXJySAiYSMzdf46ti5GLQ0hgKaPEh/Yr7BAJMYlJ+7ZD 2cISf651QRV9YpTY9v8gSxcjBwebgJ7EjlWFIHERgfmMEkc3XQYrYhZ4xiixcvpLJpBuYQEn ias/JrGC2CwCqhITTv5kA2nmFfCSmP0L6go5iZvnOplBbE4Bb4l5l9+CLRYCKvk+az3bBEa+ BYwMqxhFUkuLc9Nzi430ihNzi0vz0vWS83M3MQKjZNuxn1t2MHa9Cz7EKMDBqMTDq7HjYbQQ a2JZcWXuIUYJDmYlEd7e1Y+ihXhTEiurUovy44tKc1KLDzGaAt00kVlKNDkfGMF5JfGGpobm FpaG5sbmxmYWSuK85w0qo4QE0hNLUrNTUwtSi2D6mDg4pRoYr6pm3I/docDx/6PSugf6R/+5 vlk35cskxu4X0f9/fy+88IpJxuv43KN6d2fZhwXeKunZ1sYm+nm59lkt5z5LIdm1d9tuhbit 9RGzLZhxPfb6mj0rfX/01+wKCP8/SXhTxqfVMzvE7ZI/rZa4VO3Mu+fhzE3VP1Jc607yb/U1 WTB1/+flYstMdiixFGckGmoxFxUnAgDx6PwnqAIAAA== X-CMS-MailID: 20181107171037eucas1p1b475d186830d4401b50fcd2c16781f92 X-Msg-Generator: CA X-RootMTR: 20181107171037eucas1p1b475d186830d4401b50fcd2c16781f92 X-EPHeader: CA CMS-TYPE: 201P X-CMS-RootMailID: 20181107171037eucas1p1b475d186830d4401b50fcd2c16781f92 References: <1541610593-28542-1-git-send-email-l.luba@partner.samsung.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20181107_171051_098531_79FC1C19 X-CRM114-Status: GOOD ( 16.01 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: mark.rutland@arm.com, corbet@lwn.net, daniel.lezcano@linaro.org, krzk@kernel.org, Lukasz Luba , edubezval@gmail.com, b.zolnierkie@samsung.com, robh+dt@kernel.org, rui.zhang@intel.com MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Patch adds show functions for irq-mode feature. It allocates new attributes and extends the old list. Cc: Zhang Rui Cc: Eduardo Valentin Cc: Daniel Lezcano Signed-off-by: Lukasz Luba --- drivers/thermal/thermal_sysfs.c | 53 +++++++++++++++++++++++++++++++++++++++-- 1 file changed, 51 insertions(+), 2 deletions(-) diff --git a/drivers/thermal/thermal_sysfs.c b/drivers/thermal/thermal_sysfs.c index 2241cea..372b439 100644 --- a/drivers/thermal/thermal_sysfs.c +++ b/drivers/thermal/thermal_sysfs.c @@ -21,6 +21,8 @@ #include "thermal_core.h" +#define TRIP_ATTR_NUM 4 + /* sys I/F for thermal zone */ static ssize_t @@ -167,6 +169,28 @@ trip_point_temp_show(struct device *dev, struct device_attribute *attr, } static ssize_t +trip_point_irq_mode_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct thermal_zone_device *tz = to_thermal_zone(dev); + int trip, ret; + bool mode; + + if (!tz->ops->get_trip_irq_mode) + return -EPERM; + + if (sscanf(attr->attr.name, "trip_point_%d_irq", &trip) != 1) + return -EINVAL; + + ret = tz->ops->get_trip_irq_mode(tz, trip, &mode); + + if (ret) + return ret; + + return sprintf(buf, "%d\n", mode); +} + +static ssize_t trip_point_hyst_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { @@ -520,10 +544,19 @@ static int create_trip_attrs(struct thermal_zone_device *tz, int mask) if (!tz->trip_type_attrs) return -ENOMEM; + tz->trip_irq_mode_attrs = kcalloc(tz->trips, + sizeof(*tz->trip_irq_mode_attrs), + GFP_KERNEL); + if (!tz->trip_irq_mode_attrs) { + kfree(tz->trip_type_attrs); + return -ENOMEM; + } + tz->trip_temp_attrs = kcalloc(tz->trips, sizeof(*tz->trip_temp_attrs), GFP_KERNEL); if (!tz->trip_temp_attrs) { kfree(tz->trip_type_attrs); + kfree(tz->trip_irq_mode_attrs); return -ENOMEM; } @@ -533,14 +566,17 @@ static int create_trip_attrs(struct thermal_zone_device *tz, int mask) GFP_KERNEL); if (!tz->trip_hyst_attrs) { kfree(tz->trip_type_attrs); + kfree(tz->trip_irq_mode_attrs); kfree(tz->trip_temp_attrs); return -ENOMEM; } } - attrs = kcalloc(tz->trips * 3 + 1, sizeof(*attrs), GFP_KERNEL); + attrs = kcalloc(tz->trips * TRIP_ATTR_NUM + 1, sizeof(*attrs), + GFP_KERNEL); if (!attrs) { kfree(tz->trip_type_attrs); + kfree(tz->trip_irq_mode_attrs); kfree(tz->trip_temp_attrs); if (tz->ops->get_trip_hyst) kfree(tz->trip_hyst_attrs); @@ -559,6 +595,19 @@ static int create_trip_attrs(struct thermal_zone_device *tz, int mask) tz->trip_type_attrs[indx].attr.show = trip_point_type_show; attrs[indx] = &tz->trip_type_attrs[indx].attr.attr; + /* create trip irq_mode attribute */ + snprintf(tz->trip_irq_mode_attrs[indx].name, + THERMAL_NAME_LENGTH, "trip_point_%d_irq", indx); + + sysfs_attr_init(&tz->trip_irq_mode_attrs[indx].attr.attr); + tz->trip_irq_mode_attrs[indx].attr.attr.name = + tz->trip_irq_mode_attrs[indx].name; + tz->trip_irq_mode_attrs[indx].attr.attr.mode = S_IRUGO; + tz->trip_irq_mode_attrs[indx].attr.show = + trip_point_irq_mode_show; + attrs[indx + tz->trips * 3] = + &tz->trip_irq_mode_attrs[indx].attr.attr; + /* create trip temp attribute */ snprintf(tz->trip_temp_attrs[indx].name, THERMAL_NAME_LENGTH, "trip_point_%d_temp", indx); @@ -595,7 +644,7 @@ static int create_trip_attrs(struct thermal_zone_device *tz, int mask) attrs[indx + tz->trips * 2] = &tz->trip_hyst_attrs[indx].attr.attr; } - attrs[tz->trips * 3] = NULL; + attrs[tz->trips * TRIP_ATTR_NUM] = NULL; tz->trips_attribute_group.attrs = attrs;