From ace9429bb58fd418f0c81d4c2835699bddf6bde6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Thu, 11 Apr 2024 10:27:49 +0200 Subject: Adding upstream version 6.6.15. Signed-off-by: Daniel Baumann --- drivers/zorro/zorro-sysfs.c | 123 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 123 insertions(+) create mode 100644 drivers/zorro/zorro-sysfs.c (limited to 'drivers/zorro/zorro-sysfs.c') diff --git a/drivers/zorro/zorro-sysfs.c b/drivers/zorro/zorro-sysfs.c new file mode 100644 index 0000000000..3d34dba9bb --- /dev/null +++ b/drivers/zorro/zorro-sysfs.c @@ -0,0 +1,123 @@ +/* + * File Attributes for Zorro Devices + * + * Copyright (C) 2003 Geert Uytterhoeven + * + * Loosely based on drivers/pci/pci-sysfs.c + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ + + +#include +#include +#include +#include + +#include + +#include "zorro.h" + + +/* show configuration fields */ +#define zorro_config_attr(name, field, format_string) \ +static ssize_t name##_show(struct device *dev, \ + struct device_attribute *attr, char *buf) \ +{ \ + struct zorro_dev *z; \ + \ + z = to_zorro_dev(dev); \ + return sprintf(buf, format_string, z->field); \ +} \ +static DEVICE_ATTR_RO(name); + +zorro_config_attr(id, id, "0x%08x\n"); +zorro_config_attr(type, rom.er_Type, "0x%02x\n"); +zorro_config_attr(slotaddr, slotaddr, "0x%04x\n"); +zorro_config_attr(slotsize, slotsize, "0x%04x\n"); + +static ssize_t serial_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct zorro_dev *z; + + z = to_zorro_dev(dev); + return sprintf(buf, "0x%08x\n", be32_to_cpu(z->rom.er_SerialNumber)); +} +static DEVICE_ATTR_RO(serial); + +static ssize_t resource_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct zorro_dev *z = to_zorro_dev(dev); + + return sprintf(buf, "0x%08lx 0x%08lx 0x%08lx\n", + (unsigned long)zorro_resource_start(z), + (unsigned long)zorro_resource_end(z), + zorro_resource_flags(z)); +} +static DEVICE_ATTR_RO(resource); + +static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct zorro_dev *z = to_zorro_dev(dev); + + return sprintf(buf, ZORRO_DEVICE_MODALIAS_FMT "\n", z->id); +} +static DEVICE_ATTR_RO(modalias); + +static struct attribute *zorro_device_attrs[] = { + &dev_attr_id.attr, + &dev_attr_type.attr, + &dev_attr_serial.attr, + &dev_attr_slotaddr.attr, + &dev_attr_slotsize.attr, + &dev_attr_resource.attr, + &dev_attr_modalias.attr, + NULL +}; + +static ssize_t zorro_read_config(struct file *filp, struct kobject *kobj, + struct bin_attribute *bin_attr, + char *buf, loff_t off, size_t count) +{ + struct zorro_dev *z = to_zorro_dev(kobj_to_dev(kobj)); + struct ConfigDev cd; + + /* Construct a ConfigDev */ + memset(&cd, 0, sizeof(cd)); + cd.cd_Rom = z->rom; + cd.cd_SlotAddr = cpu_to_be16(z->slotaddr); + cd.cd_SlotSize = cpu_to_be16(z->slotsize); + cd.cd_BoardAddr = cpu_to_be32(zorro_resource_start(z)); + cd.cd_BoardSize = cpu_to_be32(zorro_resource_len(z)); + + return memory_read_from_buffer(buf, count, &off, &cd, sizeof(cd)); +} + +static struct bin_attribute zorro_config_attr = { + .attr = { + .name = "config", + .mode = S_IRUGO, + }, + .size = sizeof(struct ConfigDev), + .read = zorro_read_config, +}; + +static struct bin_attribute *zorro_device_bin_attrs[] = { + &zorro_config_attr, + NULL +}; + +static const struct attribute_group zorro_device_attr_group = { + .attrs = zorro_device_attrs, + .bin_attrs = zorro_device_bin_attrs, +}; + +const struct attribute_group *zorro_device_attribute_groups[] = { + &zorro_device_attr_group, + NULL +}; -- cgit v1.2.3