diff options
Diffstat (limited to 'drivers/fpga/dfl-fme-main.c')
| -rw-r--r-- | drivers/fpga/dfl-fme-main.c | 95 |
1 files changed, 49 insertions, 46 deletions
diff --git a/drivers/fpga/dfl-fme-main.c b/drivers/fpga/dfl-fme-main.c index f8d89a4a6ccb..8aca2fb20e87 100644 --- a/drivers/fpga/dfl-fme-main.c +++ b/drivers/fpga/dfl-fme-main.c @@ -28,10 +28,11 @@ static ssize_t ports_num_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 v; - base = dfl_get_feature_ioaddr_by_id(dev, FME_FEATURE_ID_HEADER); + base = dfl_get_feature_ioaddr_by_id(fdata, FME_FEATURE_ID_HEADER); v = readq(base + FME_HDR_CAP); @@ -47,10 +48,11 @@ static DEVICE_ATTR_RO(ports_num); static ssize_t bitstream_id_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 v; - base = dfl_get_feature_ioaddr_by_id(dev, FME_FEATURE_ID_HEADER); + base = dfl_get_feature_ioaddr_by_id(fdata, FME_FEATURE_ID_HEADER); v = readq(base + FME_HDR_BITSTREAM_ID); @@ -65,10 +67,11 @@ static DEVICE_ATTR_RO(bitstream_id); static ssize_t bitstream_metadata_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 v; - base = dfl_get_feature_ioaddr_by_id(dev, FME_FEATURE_ID_HEADER); + base = dfl_get_feature_ioaddr_by_id(fdata, FME_FEATURE_ID_HEADER); v = readq(base + FME_HDR_BITSTREAM_MD); @@ -79,10 +82,11 @@ static DEVICE_ATTR_RO(bitstream_metadata); static ssize_t cache_size_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 v; - base = dfl_get_feature_ioaddr_by_id(dev, FME_FEATURE_ID_HEADER); + base = dfl_get_feature_ioaddr_by_id(fdata, FME_FEATURE_ID_HEADER); v = readq(base + FME_HDR_CAP); @@ -94,10 +98,11 @@ static DEVICE_ATTR_RO(cache_size); static ssize_t fabric_version_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 v; - base = dfl_get_feature_ioaddr_by_id(dev, FME_FEATURE_ID_HEADER); + base = dfl_get_feature_ioaddr_by_id(fdata, FME_FEATURE_ID_HEADER); v = readq(base + FME_HDR_CAP); @@ -109,10 +114,11 @@ static DEVICE_ATTR_RO(fabric_version); static ssize_t socket_id_show(struct device *dev, struct device_attribute *attr, char *buf) { + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev); void __iomem *base; u64 v; - base = dfl_get_feature_ioaddr_by_id(dev, FME_FEATURE_ID_HEADER); + base = dfl_get_feature_ioaddr_by_id(fdata, FME_FEATURE_ID_HEADER); v = readq(base + FME_HDR_CAP); @@ -135,10 +141,10 @@ static const struct attribute_group fme_hdr_group = { .attrs = fme_hdr_attrs, }; -static long fme_hdr_ioctl_release_port(struct dfl_feature_platform_data *pdata, +static long fme_hdr_ioctl_release_port(struct dfl_feature_dev_data *fdata, unsigned long arg) { - struct dfl_fpga_cdev *cdev = pdata->dfl_cdev; + struct dfl_fpga_cdev *cdev = fdata->dfl_cdev; int port_id; if (get_user(port_id, (int __user *)arg)) @@ -147,10 +153,10 @@ static long fme_hdr_ioctl_release_port(struct dfl_feature_platform_data *pdata, return dfl_fpga_cdev_release_port(cdev, port_id); } -static long fme_hdr_ioctl_assign_port(struct dfl_feature_platform_data *pdata, +static long fme_hdr_ioctl_assign_port(struct dfl_feature_dev_data *fdata, unsigned long arg) { - struct dfl_fpga_cdev *cdev = pdata->dfl_cdev; + struct dfl_fpga_cdev *cdev = fdata->dfl_cdev; int port_id; if (get_user(port_id, (int __user *)arg)) @@ -163,13 +169,13 @@ static long fme_hdr_ioctl(struct platform_device *pdev, struct dfl_feature *feature, unsigned int cmd, unsigned long arg) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(&pdev->dev); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(&pdev->dev); switch (cmd) { case DFL_FPGA_FME_PORT_RELEASE: - return fme_hdr_ioctl_release_port(pdata, arg); + return fme_hdr_ioctl_release_port(fdata, arg); case DFL_FPGA_FME_PORT_ASSIGN: - return fme_hdr_ioctl_assign_port(pdata, arg); + return fme_hdr_ioctl_assign_port(fdata, arg); } return -ENODEV; @@ -411,14 +417,14 @@ static int power_hwmon_read(struct device *dev, enum hwmon_sensor_types type, static int power_hwmon_write(struct device *dev, enum hwmon_sensor_types type, u32 attr, int channel, long val) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(dev->parent); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(dev->parent); struct dfl_feature *feature = dev_get_drvdata(dev); int ret = 0; u64 v; val = clamp_val(val / MICRO, 0, PWR_THRESHOLD_MAX); - mutex_lock(&pdata->lock); + mutex_lock(&fdata->lock); switch (attr) { case hwmon_power_max: @@ -438,7 +444,7 @@ static int power_hwmon_write(struct device *dev, enum hwmon_sensor_types type, break; } - mutex_unlock(&pdata->lock); + mutex_unlock(&fdata->lock); return ret; } @@ -589,7 +595,7 @@ static struct dfl_feature_driver fme_feature_drvs[] = { }, }; -static long fme_ioctl_check_extension(struct dfl_feature_platform_data *pdata, +static long fme_ioctl_check_extension(struct dfl_feature_dev_data *fdata, unsigned long arg) { /* No extension support for now */ @@ -598,49 +604,46 @@ static long fme_ioctl_check_extension(struct dfl_feature_platform_data *pdata, static int fme_open(struct inode *inode, struct file *filp) { - struct platform_device *fdev = dfl_fpga_inode_to_feature_dev(inode); - struct dfl_feature_platform_data *pdata = dev_get_platdata(&fdev->dev); + struct dfl_feature_dev_data *fdata = dfl_fpga_inode_to_feature_dev_data(inode); + struct platform_device *fdev = fdata->dev; int ret; - if (WARN_ON(!pdata)) - return -ENODEV; - - mutex_lock(&pdata->lock); - ret = dfl_feature_dev_use_begin(pdata, filp->f_flags & O_EXCL); + mutex_lock(&fdata->lock); + ret = dfl_feature_dev_use_begin(fdata, filp->f_flags & O_EXCL); if (!ret) { dev_dbg(&fdev->dev, "Device File Opened %d Times\n", - dfl_feature_dev_use_count(pdata)); - filp->private_data = pdata; + dfl_feature_dev_use_count(fdata)); + filp->private_data = fdata; } - mutex_unlock(&pdata->lock); + mutex_unlock(&fdata->lock); return ret; } static int fme_release(struct inode *inode, struct file *filp) { - struct dfl_feature_platform_data *pdata = filp->private_data; - struct platform_device *pdev = pdata->dev; + struct dfl_feature_dev_data *fdata = filp->private_data; + struct platform_device *pdev = fdata->dev; struct dfl_feature *feature; dev_dbg(&pdev->dev, "Device File Release\n"); - mutex_lock(&pdata->lock); - dfl_feature_dev_use_end(pdata); + mutex_lock(&fdata->lock); + dfl_feature_dev_use_end(fdata); - if (!dfl_feature_dev_use_count(pdata)) - dfl_fpga_dev_for_each_feature(pdata, feature) + if (!dfl_feature_dev_use_count(fdata)) + dfl_fpga_dev_for_each_feature(fdata, feature) dfl_fpga_set_irq_triggers(feature, 0, feature->nr_irqs, NULL); - mutex_unlock(&pdata->lock); + mutex_unlock(&fdata->lock); return 0; } static long fme_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { - struct dfl_feature_platform_data *pdata = filp->private_data; - struct platform_device *pdev = pdata->dev; + struct dfl_feature_dev_data *fdata = filp->private_data; + struct platform_device *pdev = fdata->dev; struct dfl_feature *f; long ret; @@ -650,7 +653,7 @@ static long fme_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) case DFL_FPGA_GET_API_VERSION: return DFL_FPGA_API_VERSION; case DFL_FPGA_CHECK_EXTENSION: - return fme_ioctl_check_extension(pdata, arg); + return fme_ioctl_check_extension(fdata, arg); default: /* * Let sub-feature's ioctl function to handle the cmd. @@ -658,7 +661,7 @@ static long fme_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) * handled in this sub feature, and returns 0 or other * error code if cmd is handled. */ - dfl_fpga_dev_for_each_feature(pdata, f) { + dfl_fpga_dev_for_each_feature(fdata, f) { if (f->ops && f->ops->ioctl) { ret = f->ops->ioctl(pdev, f, cmd, arg); if (ret != -ENODEV) @@ -672,27 +675,27 @@ static long fme_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) static int fme_dev_init(struct platform_device *pdev) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(&pdev->dev); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(&pdev->dev); struct dfl_fme *fme; fme = devm_kzalloc(&pdev->dev, sizeof(*fme), GFP_KERNEL); if (!fme) return -ENOMEM; - mutex_lock(&pdata->lock); - dfl_fpga_pdata_set_private(pdata, fme); - mutex_unlock(&pdata->lock); + mutex_lock(&fdata->lock); + dfl_fpga_fdata_set_private(fdata, fme); + mutex_unlock(&fdata->lock); return 0; } static void fme_dev_destroy(struct platform_device *pdev) { - struct dfl_feature_platform_data *pdata = dev_get_platdata(&pdev->dev); + struct dfl_feature_dev_data *fdata = to_dfl_feature_dev_data(&pdev->dev); - mutex_lock(&pdata->lock); - dfl_fpga_pdata_set_private(pdata, NULL); - mutex_unlock(&pdata->lock); + mutex_lock(&fdata->lock); + dfl_fpga_fdata_set_private(fdata, NULL); + mutex_unlock(&fdata->lock); } static const struct file_operations fme_fops = { |