diff options
author | Jeremy Sowden <jeremy@azazel.net> | 2019-05-31 13:52:30 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-06-03 15:11:29 +0300 |
commit | eb1a5c64729d636fc1ff13939001bc49c9b67613 (patch) | |
tree | 8105e9f1900980272a3896a3a9fc1bfce7694da2 /drivers/staging/kpc2000 | |
parent | 23004ec330925e6834c8ddac00e3dd12eb5fb345 (diff) | |
download | linux-eb1a5c64729d636fc1ff13939001bc49c9b67613.tar.xz |
staging: kpc2000: export more device attributes via sysfs.
Added more read-only device attributes in order to expose all the
information about the hardware which is available by calling read() or
ioct() on the misc device associated with it.
Signed-off-by: Jeremy Sowden <jeremy@azazel.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/kpc2000')
-rw-r--r-- | drivers/staging/kpc2000/kpc2000/core.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/staging/kpc2000/kpc2000/core.c b/drivers/staging/kpc2000/kpc2000/core.c index a84cf8297917..4d6a443d7301 100644 --- a/drivers/staging/kpc2000/kpc2000/core.c +++ b/drivers/staging/kpc2000/kpc2000/core.c @@ -127,6 +127,58 @@ static ssize_t cpld_reconfigure(struct device *dev, } static DEVICE_ATTR(cpld_reconfigure, 0220, NULL, cpld_reconfigure); +static ssize_t irq_mask_reg_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct kp2000_device *pcard = dev_get_drvdata(dev); + u64 val; + + val = readq(pcard->sysinfo_regs_base + REG_INTERRUPT_MASK); + return sprintf(buf, "%016llx\n", val); +} +static DEVICE_ATTR_RO(irq_mask_reg); + +static ssize_t irq_active_reg_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct kp2000_device *pcard = dev_get_drvdata(dev); + u64 val; + + val = readq(pcard->sysinfo_regs_base + REG_INTERRUPT_ACTIVE); + return sprintf(buf, "%016llx\n", val); +} +static DEVICE_ATTR_RO(irq_active_reg); + +static ssize_t pcie_error_count_reg_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct kp2000_device *pcard = dev_get_drvdata(dev); + u64 val; + + val = readq(pcard->sysinfo_regs_base + REG_PCIE_ERROR_COUNT); + return sprintf(buf, "%016llx\n", val); +} +static DEVICE_ATTR_RO(pcie_error_count_reg); + +static ssize_t core_table_offset_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct kp2000_device *pcard = dev_get_drvdata(dev); + + return sprintf(buf, "%08x\n", pcard->core_table_offset); +} +static DEVICE_ATTR_RO(core_table_offset); + +static ssize_t core_table_length_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct kp2000_device *pcard = dev_get_drvdata(dev); + + return sprintf(buf, "%08x\n", pcard->core_table_length); +} +static DEVICE_ATTR_RO(core_table_length); + static const struct attribute *kp_attr_list[] = { &dev_attr_ssid.attr, &dev_attr_ddna.attr, @@ -137,6 +189,11 @@ static const struct attribute *kp_attr_list[] = { &dev_attr_build_time.attr, &dev_attr_cpld_reg.attr, &dev_attr_cpld_reconfigure.attr, + &dev_attr_irq_mask_reg.attr, + &dev_attr_irq_active_reg.attr, + &dev_attr_pcie_error_count_reg.attr, + &dev_attr_core_table_offset.attr, + &dev_attr_core_table_length.attr, NULL, }; |