diff options
Diffstat (limited to 'drivers/misc/mic/host/mic_debugfs.c')
| -rw-r--r-- | drivers/misc/mic/host/mic_debugfs.c | 216 |
1 files changed, 0 insertions, 216 deletions
diff --git a/drivers/misc/mic/host/mic_debugfs.c b/drivers/misc/mic/host/mic_debugfs.c deleted file mode 100644 index 0a9daba8bb5d..000000000000 --- a/drivers/misc/mic/host/mic_debugfs.c +++ /dev/null @@ -1,216 +0,0 @@ -/* - * Intel MIC Platform Software Stack (MPSS) - * - * Copyright(c) 2013 Intel Corporation. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License, version 2, as - * published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * The full GNU General Public License is included in this distribution in - * the file called "COPYING". - * - * Intel MIC Host driver. - * - */ -#include <linux/debugfs.h> -#include <linux/pci.h> -#include <linux/seq_file.h> - -#include <linux/mic_common.h> -#include "../common/mic_dev.h" -#include "mic_device.h" -#include "mic_smpt.h" - -/* Debugfs parent dir */ -static struct dentry *mic_dbg; - -static int mic_smpt_show(struct seq_file *s, void *pos) -{ - int i; - struct mic_device *mdev = s->private; - unsigned long flags; - - seq_printf(s, "MIC %-2d |%-10s| %-14s %-10s\n", - mdev->id, "SMPT entry", "SW DMA addr", "RefCount"); - seq_puts(s, "====================================================\n"); - - if (mdev->smpt) { - struct mic_smpt_info *smpt_info = mdev->smpt; - spin_lock_irqsave(&smpt_info->smpt_lock, flags); - for (i = 0; i < smpt_info->info.num_reg; i++) { - seq_printf(s, "%9s|%-10d| %-#14llx %-10lld\n", - " ", i, smpt_info->entry[i].dma_addr, - smpt_info->entry[i].ref_count); - } - spin_unlock_irqrestore(&smpt_info->smpt_lock, flags); - } - seq_puts(s, "====================================================\n"); - return 0; -} - -static int mic_smpt_debug_open(struct inode *inode, struct file *file) -{ - return single_open(file, mic_smpt_show, inode->i_private); -} - -static int mic_smpt_debug_release(struct inode *inode, struct file *file) -{ - return single_release(inode, file); -} - -static const struct file_operations smpt_file_ops = { - .owner = THIS_MODULE, - .open = mic_smpt_debug_open, - .read = seq_read, - .llseek = seq_lseek, - .release = mic_smpt_debug_release -}; - -static int mic_post_code_show(struct seq_file *s, void *pos) -{ - struct mic_device *mdev = s->private; - u32 reg = mdev->ops->get_postcode(mdev); - - seq_printf(s, "%c%c", reg & 0xff, (reg >> 8) & 0xff); - return 0; -} - -static int mic_post_code_debug_open(struct inode *inode, struct file *file) -{ - return single_open(file, mic_post_code_show, inode->i_private); -} - -static int mic_post_code_debug_release(struct inode *inode, struct file *file) -{ - return single_release(inode, file); -} - -static const struct file_operations post_code_ops = { - .owner = THIS_MODULE, - .open = mic_post_code_debug_open, - .read = seq_read, - .llseek = seq_lseek, - .release = mic_post_code_debug_release -}; - -static int mic_msi_irq_info_show(struct seq_file *s, void *pos) -{ - struct mic_device *mdev = s->private; - int reg; - int i, j; - u16 entry; - u16 vector; - struct pci_dev *pdev = mdev->pdev; - - if (pci_dev_msi_enabled(pdev)) { - for (i = 0; i < mdev->irq_info.num_vectors; i++) { - if (pdev->msix_enabled) { - entry = mdev->irq_info.msix_entries[i].entry; - vector = mdev->irq_info.msix_entries[i].vector; - } else { - entry = 0; - vector = pdev->irq; - } - - reg = mdev->intr_ops->read_msi_to_src_map(mdev, entry); - - seq_printf(s, "%s %-10d %s %-10d MXAR[%d]: %08X\n", - "IRQ:", vector, "Entry:", entry, i, reg); - - seq_printf(s, "%-10s", "offset:"); - for (j = (MIC_NUM_OFFSETS - 1); j >= 0; j--) - seq_printf(s, "%4d ", j); - seq_puts(s, "\n"); - - - seq_printf(s, "%-10s", "count:"); - for (j = (MIC_NUM_OFFSETS - 1); j >= 0; j--) - seq_printf(s, "%4d ", - (mdev->irq_info.mic_msi_map[i] & - BIT(j)) ? 1 : 0); - seq_puts(s, "\n\n"); - } - } else { - seq_puts(s, "MSI/MSIx interrupts not enabled\n"); - } - - return 0; -} - -static int mic_msi_irq_info_debug_open(struct inode *inode, struct file *file) -{ - return single_open(file, mic_msi_irq_info_show, inode->i_private); -} - -static int -mic_msi_irq_info_debug_release(struct inode *inode, struct file *file) -{ - return single_release(inode, file); -} - -static const struct file_operations msi_irq_info_ops = { - .owner = THIS_MODULE, - .open = mic_msi_irq_info_debug_open, - .read = seq_read, - .llseek = seq_lseek, - .release = mic_msi_irq_info_debug_release -}; - -/** - * mic_create_debug_dir - Initialize MIC debugfs entries. - */ -void mic_create_debug_dir(struct mic_device *mdev) -{ - char name[16]; - - if (!mic_dbg) - return; - - 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("smpt", 0444, mdev->dbg_dir, mdev, &smpt_file_ops); - - debugfs_create_file("post_code", 0444, mdev->dbg_dir, mdev, - &post_code_ops); - - debugfs_create_file("msi_irq_info", 0444, mdev->dbg_dir, mdev, - &msi_irq_info_ops); -} - -/** - * mic_delete_debug_dir - Uninitialize MIC debugfs entries. - */ -void mic_delete_debug_dir(struct mic_device *mdev) -{ - if (!mdev->dbg_dir) - return; - - debugfs_remove_recursive(mdev->dbg_dir); -} - -/** - * mic_init_debugfs - Initialize global debugfs entry. - */ -void __init mic_init_debugfs(void) -{ - mic_dbg = debugfs_create_dir(KBUILD_MODNAME, NULL); - if (!mic_dbg) - pr_err("can't create debugfs dir\n"); -} - -/** - * mic_exit_debugfs - Uninitialize global debugfs entry - */ -void mic_exit_debugfs(void) -{ - debugfs_remove(mic_dbg); -} |