302 lines
8.2 KiB
C
302 lines
8.2 KiB
C
/*
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* Copyright © 2008 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*
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* Authors:
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* Eric Anholt <eric@anholt.net>
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* Keith Packard <keithp@keithp.com>
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*
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*/
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#include "drmP.h"
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#include "drm.h"
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#include "i915_drm.h"
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#include "i915_drv.h"
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static int i915_gem_active_info(char *buf, char **start, off_t offset,
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int request, int *eof, void *data)
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{
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struct drm_minor *minor = (struct drm_minor *) data;
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struct drm_device *dev = minor->dev;
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drm_i915_private_t *dev_priv = dev->dev_private;
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struct drm_i915_gem_object *obj_priv;
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int len = 0;
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if (offset > DRM_PROC_LIMIT) {
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*eof = 1;
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return 0;
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}
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*start = &buf[offset];
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*eof = 0;
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DRM_PROC_PRINT("Active:\n");
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list_for_each_entry(obj_priv, &dev_priv->mm.active_list,
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list)
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{
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struct drm_gem_object *obj = obj_priv->obj;
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if (obj->name) {
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DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
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obj, obj->name,
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obj->read_domains, obj->write_domain,
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obj_priv->last_rendering_seqno);
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} else {
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DRM_PROC_PRINT(" %p: %08x %08x %d\n",
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obj,
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obj->read_domains, obj->write_domain,
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obj_priv->last_rendering_seqno);
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}
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}
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if (len > request + offset)
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return request;
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*eof = 1;
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return len - offset;
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}
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static int i915_gem_flushing_info(char *buf, char **start, off_t offset,
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int request, int *eof, void *data)
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{
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struct drm_minor *minor = (struct drm_minor *) data;
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struct drm_device *dev = minor->dev;
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drm_i915_private_t *dev_priv = dev->dev_private;
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struct drm_i915_gem_object *obj_priv;
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int len = 0;
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if (offset > DRM_PROC_LIMIT) {
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*eof = 1;
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return 0;
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}
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*start = &buf[offset];
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*eof = 0;
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DRM_PROC_PRINT("Flushing:\n");
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list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list,
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list)
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{
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struct drm_gem_object *obj = obj_priv->obj;
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if (obj->name) {
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DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
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obj, obj->name,
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obj->read_domains, obj->write_domain,
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obj_priv->last_rendering_seqno);
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} else {
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DRM_PROC_PRINT(" %p: %08x %08x %d\n", obj,
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obj->read_domains, obj->write_domain,
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obj_priv->last_rendering_seqno);
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}
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}
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if (len > request + offset)
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return request;
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*eof = 1;
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return len - offset;
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}
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static int i915_gem_inactive_info(char *buf, char **start, off_t offset,
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int request, int *eof, void *data)
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{
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struct drm_minor *minor = (struct drm_minor *) data;
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struct drm_device *dev = minor->dev;
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drm_i915_private_t *dev_priv = dev->dev_private;
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struct drm_i915_gem_object *obj_priv;
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int len = 0;
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if (offset > DRM_PROC_LIMIT) {
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*eof = 1;
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return 0;
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}
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*start = &buf[offset];
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*eof = 0;
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DRM_PROC_PRINT("Inactive:\n");
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list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list,
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list)
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{
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struct drm_gem_object *obj = obj_priv->obj;
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if (obj->name) {
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DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
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obj, obj->name,
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obj->read_domains, obj->write_domain,
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obj_priv->last_rendering_seqno);
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} else {
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DRM_PROC_PRINT(" %p: %08x %08x %d\n", obj,
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obj->read_domains, obj->write_domain,
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obj_priv->last_rendering_seqno);
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}
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}
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if (len > request + offset)
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return request;
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*eof = 1;
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return len - offset;
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}
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static int i915_gem_request_info(char *buf, char **start, off_t offset,
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int request, int *eof, void *data)
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{
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struct drm_minor *minor = (struct drm_minor *) data;
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struct drm_device *dev = minor->dev;
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drm_i915_private_t *dev_priv = dev->dev_private;
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struct drm_i915_gem_request *gem_request;
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int len = 0;
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if (offset > DRM_PROC_LIMIT) {
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*eof = 1;
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return 0;
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}
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*start = &buf[offset];
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*eof = 0;
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DRM_PROC_PRINT("Request:\n");
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list_for_each_entry(gem_request, &dev_priv->mm.request_list,
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list)
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{
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DRM_PROC_PRINT(" %d @ %d %08x\n",
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gem_request->seqno,
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(int) (jiffies - gem_request->emitted_jiffies),
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gem_request->flush_domains);
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}
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if (len > request + offset)
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return request;
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*eof = 1;
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return len - offset;
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}
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static int i915_gem_seqno_info(char *buf, char **start, off_t offset,
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int request, int *eof, void *data)
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{
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struct drm_minor *minor = (struct drm_minor *) data;
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struct drm_device *dev = minor->dev;
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drm_i915_private_t *dev_priv = dev->dev_private;
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int len = 0;
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if (offset > DRM_PROC_LIMIT) {
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*eof = 1;
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return 0;
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}
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*start = &buf[offset];
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*eof = 0;
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if (dev_priv->hw_status_page != NULL) {
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DRM_PROC_PRINT("Current sequence: %d\n",
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i915_get_gem_seqno(dev));
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} else {
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DRM_PROC_PRINT("Current sequence: hws uninitialized\n");
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}
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DRM_PROC_PRINT("Waiter sequence: %d\n",
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dev_priv->mm.waiting_gem_seqno);
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DRM_PROC_PRINT("IRQ sequence: %d\n", dev_priv->mm.irq_gem_seqno);
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if (len > request + offset)
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return request;
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*eof = 1;
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return len - offset;
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}
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static int i915_interrupt_info(char *buf, char **start, off_t offset,
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int request, int *eof, void *data)
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{
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struct drm_minor *minor = (struct drm_minor *) data;
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struct drm_device *dev = minor->dev;
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drm_i915_private_t *dev_priv = dev->dev_private;
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int len = 0;
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if (offset > DRM_PROC_LIMIT) {
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*eof = 1;
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return 0;
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}
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*start = &buf[offset];
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*eof = 0;
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DRM_PROC_PRINT("Interrupt enable: %08x\n",
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I915_READ(IER));
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DRM_PROC_PRINT("Interrupt identity: %08x\n",
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I915_READ(IIR));
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DRM_PROC_PRINT("Interrupt mask: %08x\n",
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I915_READ(IMR));
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DRM_PROC_PRINT("Pipe A stat: %08x\n",
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I915_READ(PIPEASTAT));
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DRM_PROC_PRINT("Pipe B stat: %08x\n",
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I915_READ(PIPEBSTAT));
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DRM_PROC_PRINT("Interrupts received: %d\n",
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atomic_read(&dev_priv->irq_received));
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if (dev_priv->hw_status_page != NULL) {
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DRM_PROC_PRINT("Current sequence: %d\n",
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i915_get_gem_seqno(dev));
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} else {
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DRM_PROC_PRINT("Current sequence: hws uninitialized\n");
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}
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DRM_PROC_PRINT("Waiter sequence: %d\n",
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dev_priv->mm.waiting_gem_seqno);
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DRM_PROC_PRINT("IRQ sequence: %d\n",
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dev_priv->mm.irq_gem_seqno);
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if (len > request + offset)
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return request;
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*eof = 1;
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return len - offset;
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}
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static struct drm_proc_list {
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/** file name */
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const char *name;
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/** proc callback*/
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int (*f) (char *, char **, off_t, int, int *, void *);
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} i915_gem_proc_list[] = {
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{"i915_gem_active", i915_gem_active_info},
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{"i915_gem_flushing", i915_gem_flushing_info},
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{"i915_gem_inactive", i915_gem_inactive_info},
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{"i915_gem_request", i915_gem_request_info},
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{"i915_gem_seqno", i915_gem_seqno_info},
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{"i915_gem_interrupt", i915_interrupt_info},
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};
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#define I915_GEM_PROC_ENTRIES ARRAY_SIZE(i915_gem_proc_list)
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int i915_gem_proc_init(struct drm_minor *minor)
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{
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struct proc_dir_entry *ent;
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int i, j;
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for (i = 0; i < I915_GEM_PROC_ENTRIES; i++) {
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ent = create_proc_entry(i915_gem_proc_list[i].name,
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S_IFREG | S_IRUGO, minor->dev_root);
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if (!ent) {
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DRM_ERROR("Cannot create /proc/dri/.../%s\n",
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i915_gem_proc_list[i].name);
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for (j = 0; j < i; j++)
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remove_proc_entry(i915_gem_proc_list[i].name,
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minor->dev_root);
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return -1;
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}
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ent->read_proc = i915_gem_proc_list[i].f;
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ent->data = minor;
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}
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return 0;
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}
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void i915_gem_proc_cleanup(struct drm_minor *minor)
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{
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int i;
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if (!minor->dev_root)
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return;
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for (i = 0; i < I915_GEM_PROC_ENTRIES; i++)
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remove_proc_entry(i915_gem_proc_list[i].name, minor->dev_root);
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}
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