diff options
Diffstat (limited to 'drivers/fpga/dfl-afu-error.c')
| -rw-r--r-- | drivers/fpga/dfl-afu-error.c | 59 |
1 files changed, 30 insertions, 29 deletions
diff --git a/drivers/fpga/dfl-afu-error.c b/drivers/fpga/dfl-afu-error.c index ab7be6217368..0f392d1f6d45 100644 --- a/drivers/fpga/dfl-afu-error.c +++ b/drivers/fpga/dfl-afu-error.c @@ -28,37 +28,36 @@ #define ERROR_MASK GENMASK_ULL(63, 0) /* mask or unmask port errors by the error mask register. */ -static void __afu_port_err_mask(struct device *dev, bool mask) +static void __afu_port_err_mask(struct dfl_feature_dev_data *fdata, bool mask) { void __iomem *base; - base = dfl_get_feature_ioaddr_by_id(dev, PORT_FEATURE_ID_ERROR); + base = dfl_get_feature_ioaddr_by_id(fdata, PORT_FEATURE_ID_ERROR); writeq(mask ? ERROR_MASK : 0, base + PORT_ERROR_MASK); } static void afu_port_err_mask(struct device *dev, bool mask) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(dev); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); - mutex_lock(&pdata->lock); - __afu_port_err_mask(dev, mask); - mutex_unlock(&pdata->lock); + mutex_lock(&fdata->lock); + __afu_port_err_mask(fdata, mask); + mutex_unlock(&fdata->lock); } /* clear port errors. */ static int afu_port_err_clear(struct device *dev, u64 err) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(dev); - struct platform_device *pdev = to_platform_device(dev); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base_err, *base_hdr; int enable_ret = 0, ret = -EBUSY; u64 v; - base_err = dfl_get_feature_ioaddr_by_id(dev, PORT_FEATURE_ID_ERROR); - base_hdr = dfl_get_feature_ioaddr_by_id(dev, PORT_FEATURE_ID_HEADER); + base_err = dfl_get_feature_ioaddr_by_id(fdata, PORT_FEATURE_ID_ERROR); + base_hdr = dfl_get_feature_ioaddr_by_id(fdata, PORT_FEATURE_ID_HEADER); - mutex_lock(&pdata->lock); + mutex_lock(&fdata->lock); /* * clear Port Errors @@ -80,12 +79,12 @@ static int afu_port_err_clear(struct device *dev, u64 err) } /* Halt Port by keeping Port in reset */ - ret = __afu_port_disable(pdev); + ret = __afu_port_disable(fdata); if (ret) goto done; /* Mask all errors */ - __afu_port_err_mask(dev, true); + __afu_port_err_mask(fdata, true); /* Clear errors if err input matches with current port errors.*/ v = readq(base_err + PORT_ERROR); @@ -102,28 +101,28 @@ static int afu_port_err_clear(struct device *dev, u64 err) } /* Clear mask */ - __afu_port_err_mask(dev, false); + __afu_port_err_mask(fdata, false); /* Enable the Port by clearing the reset */ - enable_ret = __afu_port_enable(pdev); + enable_ret = __afu_port_enable(fdata); done: - mutex_unlock(&pdata->lock); + mutex_unlock(&fdata->lock); return enable_ret ? enable_ret : ret; } static ssize_t errors_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(dev); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 error; - base = dfl_get_feature_ioaddr_by_id(dev, PORT_FEATURE_ID_ERROR); + base = dfl_get_feature_ioaddr_by_id(fdata, PORT_FEATURE_ID_ERROR); - mutex_lock(&pdata->lock); + mutex_lock(&fdata->lock); error = readq(base + PORT_ERROR); - mutex_unlock(&pdata->lock); + mutex_unlock(&fdata->lock); return sprintf(buf, "0x%llx\n", (unsigned long long)error); } @@ -146,15 +145,15 @@ static DEVICE_ATTR_RW(errors); static ssize_t first_error_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(dev); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 error; - base = dfl_get_feature_ioaddr_by_id(dev, PORT_FEATURE_ID_ERROR); + base = dfl_get_feature_ioaddr_by_id(fdata, PORT_FEATURE_ID_ERROR); - mutex_lock(&pdata->lock); + mutex_lock(&fdata->lock); error = readq(base + PORT_FIRST_ERROR); - mutex_unlock(&pdata->lock); + mutex_unlock(&fdata->lock); return sprintf(buf, "0x%llx\n", (unsigned long long)error); } @@ -164,16 +163,16 @@ static ssize_t first_malformed_req_show(struct device *dev, struct device_attribute *attr, char *buf) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(dev); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 req0, req1; - base = dfl_get_feature_ioaddr_by_id(dev, PORT_FEATURE_ID_ERROR); + base = dfl_get_feature_ioaddr_by_id(fdata, PORT_FEATURE_ID_ERROR); - mutex_lock(&pdata->lock); + mutex_lock(&fdata->lock); req0 = readq(base + PORT_MALFORMED_REQ0); req1 = readq(base + PORT_MALFORMED_REQ1); - mutex_unlock(&pdata->lock); + mutex_unlock(&fdata->lock); return sprintf(buf, "0x%016llx%016llx\n", (unsigned long long)req1, (unsigned long long)req0); @@ -191,12 +190,14 @@ static umode_t port_err_attrs_visible(struct kobject *kobj, struct attribute *attr, int n) { struct device *dev = kobj_to_dev(kobj); + struct dfl_feature_dev_data *fdata; + fdata = to_dfl_feature_dev_data(dev); /* * sysfs entries are visible only if related private feature is * enumerated. */ - if (!dfl_get_feature_by_id(dev, PORT_FEATURE_ID_ERROR)) + if (!dfl_get_feature_by_id(fdata, PORT_FEATURE_ID_ERROR)) return 0; return attr->mode; |