| /* |
| * Copyright (C) 2009 Red Hat <bskeggs@redhat.com> |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, sublicense, and/or sell copies of the Software, and to |
| * permit persons to whom the Software is furnished to do so, subject to |
| * the following conditions: |
| * |
| * The above copyright notice and this permission notice (including the |
| * next paragraph) shall be included in all copies or substantial |
| * portions of the Software. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
| * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE |
| * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION |
| * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| * |
| */ |
| |
| /* |
| * Authors: |
| * Alon Levy <alevy@redhat.com> |
| */ |
| |
| #include <linux/debugfs.h> |
| |
| #include "drmP.h" |
| #include "qxl_drv.h" |
| #include "qxl_object.h" |
| |
| |
| #if defined(CONFIG_DEBUG_FS) |
| static int |
| qxl_debugfs_irq_received(struct seq_file *m, void *data) |
| { |
| struct drm_info_node *node = (struct drm_info_node *) m->private; |
| struct qxl_device *qdev = node->minor->dev->dev_private; |
| |
| seq_printf(m, "%d\n", atomic_read(&qdev->irq_received)); |
| seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_display)); |
| seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_cursor)); |
| seq_printf(m, "%d\n", atomic_read(&qdev->irq_received_io_cmd)); |
| seq_printf(m, "%d\n", qdev->irq_received_error); |
| return 0; |
| } |
| |
| static int |
| qxl_debugfs_buffers_info(struct seq_file *m, void *data) |
| { |
| struct drm_info_node *node = (struct drm_info_node *) m->private; |
| struct qxl_device *qdev = node->minor->dev->dev_private; |
| struct qxl_bo *bo; |
| |
| list_for_each_entry(bo, &qdev->gem.objects, list) { |
| struct reservation_object_list *fobj; |
| int rel; |
| |
| rcu_read_lock(); |
| fobj = rcu_dereference(bo->tbo.resv->fence); |
| rel = fobj ? fobj->shared_count : 0; |
| rcu_read_unlock(); |
| |
| seq_printf(m, "size %ld, pc %d, num releases %d\n", |
| (unsigned long)bo->gem_base.size, |
| bo->pin_count, rel); |
| } |
| return 0; |
| } |
| |
| static struct drm_info_list qxl_debugfs_list[] = { |
| { "irq_received", qxl_debugfs_irq_received, 0, NULL }, |
| { "qxl_buffers", qxl_debugfs_buffers_info, 0, NULL }, |
| }; |
| #define QXL_DEBUGFS_ENTRIES ARRAY_SIZE(qxl_debugfs_list) |
| #endif |
| |
| int |
| qxl_debugfs_init(struct drm_minor *minor) |
| { |
| #if defined(CONFIG_DEBUG_FS) |
| int r; |
| struct qxl_device *dev = |
| (struct qxl_device *) minor->dev->dev_private; |
| |
| drm_debugfs_create_files(qxl_debugfs_list, QXL_DEBUGFS_ENTRIES, |
| minor->debugfs_root, minor); |
| |
| r = qxl_ttm_debugfs_init(dev); |
| if (r) { |
| DRM_ERROR("Failed to init TTM debugfs\n"); |
| return r; |
| } |
| #endif |
| return 0; |
| } |
| |
| int qxl_debugfs_add_files(struct qxl_device *qdev, |
| struct drm_info_list *files, |
| unsigned nfiles) |
| { |
| unsigned i; |
| |
| for (i = 0; i < qdev->debugfs_count; i++) { |
| if (qdev->debugfs[i].files == files) { |
| /* Already registered */ |
| return 0; |
| } |
| } |
| |
| i = qdev->debugfs_count + 1; |
| if (i > QXL_DEBUGFS_MAX_COMPONENTS) { |
| DRM_ERROR("Reached maximum number of debugfs components.\n"); |
| DRM_ERROR("Report so we increase QXL_DEBUGFS_MAX_COMPONENTS.\n"); |
| return -EINVAL; |
| } |
| qdev->debugfs[qdev->debugfs_count].files = files; |
| qdev->debugfs[qdev->debugfs_count].num_files = nfiles; |
| qdev->debugfs_count = i; |
| #if defined(CONFIG_DEBUG_FS) |
| drm_debugfs_create_files(files, nfiles, |
| qdev->ddev.primary->debugfs_root, |
| qdev->ddev.primary); |
| #endif |
| return 0; |
| } |