diff options
Diffstat (limited to 'drivers/hwtracing/coresight/ultrasoc-smb.c')
| -rw-r--r-- | drivers/hwtracing/coresight/ultrasoc-smb.c | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/drivers/hwtracing/coresight/ultrasoc-smb.c b/drivers/hwtracing/coresight/ultrasoc-smb.c index f9ebf20c91e6..8f7922a5e534 100644 --- a/drivers/hwtracing/coresight/ultrasoc-smb.c +++ b/drivers/hwtracing/coresight/ultrasoc-smb.c @@ -98,7 +98,7 @@ static int smb_open(struct inode *inode, struct file *file) struct smb_drv_data *drvdata = container_of(file->private_data, struct smb_drv_data, miscdev); - guard(spinlock)(&drvdata->spinlock); + guard(raw_spinlock)(&drvdata->spinlock); if (drvdata->reading) return -EBUSY; @@ -152,7 +152,7 @@ static int smb_release(struct inode *inode, struct file *file) struct smb_drv_data *drvdata = container_of(file->private_data, struct smb_drv_data, miscdev); - guard(spinlock)(&drvdata->spinlock); + guard(raw_spinlock)(&drvdata->spinlock); drvdata->reading = false; return 0; @@ -163,7 +163,6 @@ static const struct file_operations smb_fops = { .open = smb_open, .read = smb_read, .release = smb_release, - .llseek = no_llseek, }; static ssize_t buf_size_show(struct device *dev, struct device_attribute *attr, @@ -214,10 +213,11 @@ static void smb_enable_sysfs(struct coresight_device *csdev) coresight_set_mode(csdev, CS_MODE_SYSFS); } -static int smb_enable_perf(struct coresight_device *csdev, void *data) +static int smb_enable_perf(struct coresight_device *csdev, + struct coresight_path *path) { struct smb_drv_data *drvdata = dev_get_drvdata(csdev->dev.parent); - struct perf_output_handle *handle = data; + struct perf_output_handle *handle = path->handle; struct cs_buffers *buf = etm_perf_sink_config(handle); pid_t pid; @@ -241,12 +241,12 @@ static int smb_enable_perf(struct coresight_device *csdev, void *data) } static int smb_enable(struct coresight_device *csdev, enum cs_mode mode, - void *data) + struct coresight_path *path) { struct smb_drv_data *drvdata = dev_get_drvdata(csdev->dev.parent); int ret = 0; - guard(spinlock)(&drvdata->spinlock); + guard(raw_spinlock)(&drvdata->spinlock); /* Do nothing, the trace data is reading by other interface now */ if (drvdata->reading) @@ -262,7 +262,7 @@ static int smb_enable(struct coresight_device *csdev, enum cs_mode mode, smb_enable_sysfs(csdev); break; case CS_MODE_PERF: - ret = smb_enable_perf(csdev, data); + ret = smb_enable_perf(csdev, path); break; default: ret = -EINVAL; @@ -281,7 +281,7 @@ static int smb_disable(struct coresight_device *csdev) { struct smb_drv_data *drvdata = dev_get_drvdata(csdev->dev.parent); - guard(spinlock)(&drvdata->spinlock); + guard(raw_spinlock)(&drvdata->spinlock); if (drvdata->reading) return -EBUSY; @@ -379,7 +379,7 @@ static unsigned long smb_update_buffer(struct coresight_device *csdev, if (!buf) return 0; - guard(spinlock)(&drvdata->spinlock); + guard(raw_spinlock)(&drvdata->spinlock); /* Don't do anything if another tracer is using this sink. */ if (csdev->refcnt != 1) @@ -564,7 +564,7 @@ static int smb_probe(struct platform_device *pdev) smb_reset_buffer(drvdata); platform_set_drvdata(pdev, drvdata); - spin_lock_init(&drvdata->spinlock); + raw_spin_lock_init(&drvdata->spinlock); drvdata->pid = -1; ret = smb_register_sink(pdev, drvdata); @@ -601,7 +601,7 @@ static struct platform_driver smb_driver = { .suppress_bind_attrs = true, }, .probe = smb_probe, - .remove_new = smb_remove, + .remove = smb_remove, }; module_platform_driver(smb_driver); |