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path: root/drivers/misc/mic/host/mic_debugfs.c
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Diffstat (limited to 'drivers/misc/mic/host/mic_debugfs.c')
-rw-r--r--drivers/misc/mic/host/mic_debugfs.c114
1 files changed, 5 insertions, 109 deletions
diff --git a/drivers/misc/mic/host/mic_debugfs.c b/drivers/misc/mic/host/mic_debugfs.c
index 3c9ea4896f3c..10581600777a 100644
--- a/drivers/misc/mic/host/mic_debugfs.c
+++ b/drivers/misc/mic/host/mic_debugfs.c
@@ -31,71 +31,6 @@
/* Debugfs parent dir */
static struct dentry *mic_dbg;
-/**
- * mic_log_buf_show - Display MIC kernel log buffer.
- *
- * log_buf addr/len is read from System.map by user space
- * and populated in sysfs entries.
- */
-static int mic_log_buf_show(struct seq_file *s, void *unused)
-{
- void __iomem *log_buf_va;
- int __iomem *log_buf_len_va;
- struct mic_device *mdev = s->private;
- void *kva;
- int size;
- unsigned long aper_offset;
-
- if (!mdev || !mdev->log_buf_addr || !mdev->log_buf_len)
- goto done;
- /*
- * Card kernel will never be relocated and any kernel text/data mapping
- * can be translated to phys address by subtracting __START_KERNEL_map.
- */
- aper_offset = (unsigned long)mdev->log_buf_len - __START_KERNEL_map;
- log_buf_len_va = mdev->aper.va + aper_offset;
- aper_offset = (unsigned long)mdev->log_buf_addr - __START_KERNEL_map;
- log_buf_va = mdev->aper.va + aper_offset;
- size = ioread32(log_buf_len_va);
-
- kva = kmalloc(size, GFP_KERNEL);
- if (!kva)
- goto done;
- mutex_lock(&mdev->mic_mutex);
- memcpy_fromio(kva, log_buf_va, size);
- switch (mdev->state) {
- case MIC_ONLINE:
- /* Fall through */
- case MIC_SHUTTING_DOWN:
- seq_write(s, kva, size);
- break;
- default:
- break;
- }
- mutex_unlock(&mdev->mic_mutex);
- kfree(kva);
-done:
- return 0;
-}
-
-static int mic_log_buf_open(struct inode *inode, struct file *file)
-{
- return single_open(file, mic_log_buf_show, inode->i_private);
-}
-
-static int mic_log_buf_release(struct inode *inode, struct file *file)
-{
- return single_release(inode, file);
-}
-
-static const struct file_operations log_buf_ops = {
- .owner = THIS_MODULE,
- .open = mic_log_buf_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = mic_log_buf_release
-};
-
static int mic_smpt_show(struct seq_file *s, void *pos)
{
int i;
@@ -138,32 +73,6 @@ static const struct file_operations smpt_file_ops = {
.release = mic_smpt_debug_release
};
-static int mic_soft_reset_show(struct seq_file *s, void *pos)
-{
- struct mic_device *mdev = s->private;
-
- mic_stop(mdev, true);
- return 0;
-}
-
-static int mic_soft_reset_debug_open(struct inode *inode, struct file *file)
-{
- return single_open(file, mic_soft_reset_show, inode->i_private);
-}
-
-static int mic_soft_reset_debug_release(struct inode *inode, struct file *file)
-{
- return single_release(inode, file);
-}
-
-static const struct file_operations soft_reset_ops = {
- .owner = THIS_MODULE,
- .open = mic_soft_reset_debug_open,
- .read = seq_read,
- .llseek = seq_lseek,
- .release = mic_soft_reset_debug_release
-};
-
static int mic_post_code_show(struct seq_file *s, void *pos)
{
struct mic_device *mdev = s->private;
@@ -204,18 +113,8 @@ static int mic_dp_show(struct seq_file *s, void *pos)
seq_printf(s, "Bootparam: magic 0x%x\n",
bootparam->magic);
- seq_printf(s, "Bootparam: h2c_shutdown_db %d\n",
- bootparam->h2c_shutdown_db);
seq_printf(s, "Bootparam: h2c_config_db %d\n",
bootparam->h2c_config_db);
- seq_printf(s, "Bootparam: c2h_shutdown_db %d\n",
- bootparam->c2h_shutdown_db);
- seq_printf(s, "Bootparam: shutdown_status %d\n",
- bootparam->shutdown_status);
- seq_printf(s, "Bootparam: shutdown_card %d\n",
- bootparam->shutdown_card);
- seq_printf(s, "Bootparam: tot_nodes %d\n",
- bootparam->tot_nodes);
seq_printf(s, "Bootparam: node_id %d\n",
bootparam->node_id);
seq_printf(s, "Bootparam: c2h_scif_db %d\n",
@@ -392,8 +291,7 @@ static int mic_msi_irq_info_show(struct seq_file *s, void *pos)
int i, j;
u16 entry;
u16 vector;
- struct pci_dev *pdev = container_of(mdev->sdev->parent,
- struct pci_dev, dev);
+ struct pci_dev *pdev = mdev->pdev;
if (pci_dev_msi_enabled(pdev)) {
for (i = 0; i < mdev->irq_info.num_vectors; i++) {
@@ -454,20 +352,18 @@ static const struct file_operations msi_irq_info_ops = {
*/
void mic_create_debug_dir(struct mic_device *mdev)
{
+ char name[16];
+
if (!mic_dbg)
return;
- mdev->dbg_dir = debugfs_create_dir(dev_name(mdev->sdev), mic_dbg);
+ scnprintf(name, sizeof(name), "mic%d", mdev->id);
+ mdev->dbg_dir = debugfs_create_dir(name, mic_dbg);
if (!mdev->dbg_dir)
return;
- debugfs_create_file("log_buf", 0444, mdev->dbg_dir, mdev, &log_buf_ops);
-
debugfs_create_file("smpt", 0444, mdev->dbg_dir, mdev, &smpt_file_ops);
- debugfs_create_file("soft_reset", 0444, mdev->dbg_dir, mdev,
- &soft_reset_ops);
-
debugfs_create_file("post_code", 0444, mdev->dbg_dir, mdev,
&post_code_ops);