Absolutely unused. All the values are only ever initialized and then used at most in some debug printout functions.
Signed-off-by: Daniel Vetter daniel.vetter@ffwll.ch --- drivers/gpu/drm/drm_bufs.c | 16 ++-------------- drivers/gpu/drm/drm_debugfs.c | 1 - drivers/gpu/drm/drm_dma.c | 5 ----- drivers/gpu/drm/drm_drv.c | 11 ----------- drivers/gpu/drm/drm_fops.c | 4 ---- drivers/gpu/drm/drm_info.c | 36 ------------------------------------ drivers/gpu/drm/drm_proc.c | 1 - drivers/gpu/drm/i810/i810_drv.c | 2 +- include/drm/drmP.h | 8 +------- 9 files changed, 4 insertions(+), 80 deletions(-)
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c index 348b367..b356c71 100644 --- a/drivers/gpu/drm/drm_bufs.c +++ b/drivers/gpu/drm/drm_bufs.c @@ -641,8 +641,6 @@ int drm_addbufs_agp(struct drm_device * dev, struct drm_buf_desc * request)
if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return -EINVAL; - if (dev->queue_count) - return -EBUSY; /* Not while in use */
/* Make sure buffers are located in AGP memory that we own */ valid = 0; @@ -704,7 +702,6 @@ int drm_addbufs_agp(struct drm_device * dev, struct drm_buf_desc * request) buf->next = NULL; buf->waiting = 0; buf->pending = 0; - init_waitqueue_head(&buf->dma_wait); buf->file_priv = NULL;
buf->dev_priv_size = dev->driver->dev_priv_size; @@ -796,13 +793,11 @@ int drm_addbufs_pci(struct drm_device * dev, struct drm_buf_desc * request) order = drm_order(request->size); size = 1 << order;
- DRM_DEBUG("count=%d, size=%d (%d), order=%d, queue_count=%d\n", - request->count, request->size, size, order, dev->queue_count); + DRM_DEBUG("count=%d, size=%d (%d), order=%d\n", + request->count, request->size, size, order);
if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return -EINVAL; - if (dev->queue_count) - return -EBUSY; /* Not while in use */
alignment = (request->flags & _DRM_PAGE_ALIGN) ? PAGE_ALIGN(size) : size; @@ -904,7 +899,6 @@ int drm_addbufs_pci(struct drm_device * dev, struct drm_buf_desc * request) buf->next = NULL; buf->waiting = 0; buf->pending = 0; - init_waitqueue_head(&buf->dma_wait); buf->file_priv = NULL;
buf->dev_priv_size = dev->driver->dev_priv_size; @@ -1019,8 +1013,6 @@ static int drm_addbufs_sg(struct drm_device * dev, struct drm_buf_desc * request
if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return -EINVAL; - if (dev->queue_count) - return -EBUSY; /* Not while in use */
spin_lock(&dev->count_lock); if (dev->buf_use) { @@ -1071,7 +1063,6 @@ static int drm_addbufs_sg(struct drm_device * dev, struct drm_buf_desc * request buf->next = NULL; buf->waiting = 0; buf->pending = 0; - init_waitqueue_head(&buf->dma_wait); buf->file_priv = NULL;
buf->dev_priv_size = dev->driver->dev_priv_size; @@ -1177,8 +1168,6 @@ static int drm_addbufs_fb(struct drm_device * dev, struct drm_buf_desc * request
if (order < DRM_MIN_ORDER || order > DRM_MAX_ORDER) return -EINVAL; - if (dev->queue_count) - return -EBUSY; /* Not while in use */
spin_lock(&dev->count_lock); if (dev->buf_use) { @@ -1228,7 +1217,6 @@ static int drm_addbufs_fb(struct drm_device * dev, struct drm_buf_desc * request buf->next = NULL; buf->waiting = 0; buf->pending = 0; - init_waitqueue_head(&buf->dma_wait); buf->file_priv = NULL;
buf->dev_priv_size = dev->driver->dev_priv_size; diff --git a/drivers/gpu/drm/drm_debugfs.c b/drivers/gpu/drm/drm_debugfs.c index 1c7a1c0..70b13fc 100644 --- a/drivers/gpu/drm/drm_debugfs.c +++ b/drivers/gpu/drm/drm_debugfs.c @@ -46,7 +46,6 @@ static struct drm_info_list drm_debugfs_list[] = { {"name", drm_name_info, 0}, {"vm", drm_vm_info, 0}, {"clients", drm_clients_info, 0}, - {"queues", drm_queues_info, 0}, {"bufs", drm_bufs_info, 0}, {"gem_names", drm_gem_name_info, DRIVER_GEM}, #if DRM_DEBUG_CODE diff --git a/drivers/gpu/drm/drm_dma.c b/drivers/gpu/drm/drm_dma.c index cfb4e33..08f5e53 100644 --- a/drivers/gpu/drm/drm_dma.c +++ b/drivers/gpu/drm/drm_dma.c @@ -120,11 +120,6 @@ void drm_free_buffer(struct drm_device *dev, struct drm_buf * buf) buf->pending = 0; buf->file_priv = NULL; buf->used = 0; - - if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) - && waitqueue_active(&buf->dma_wait)) { - wake_up_interruptible(&buf->dma_wait); - } }
/** diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 8a9d079..bbabc05 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -182,7 +182,6 @@ static struct drm_ioctl_desc drm_ioctls[] = { int drm_lastclose(struct drm_device * dev) { struct drm_vma_entry *vma, *vma_temp; - int i;
DRM_DEBUG("\n");
@@ -228,16 +227,6 @@ int drm_lastclose(struct drm_device * dev) kfree(vma); }
- if (drm_core_check_feature(dev, DRIVER_DMA_QUEUE) && dev->queuelist) { - for (i = 0; i < dev->queue_count; i++) { - kfree(dev->queuelist[i]); - dev->queuelist[i] = NULL; - } - kfree(dev->queuelist); - dev->queuelist = NULL; - } - dev->queue_count = 0; - if (drm_core_check_feature(dev, DRIVER_HAVE_DMA) && !drm_core_check_feature(dev, DRIVER_MODESET)) drm_dma_takedown(dev); diff --git a/drivers/gpu/drm/drm_fops.c b/drivers/gpu/drm/drm_fops.c index 96b8c8f..c6f5f89 100644 --- a/drivers/gpu/drm/drm_fops.c +++ b/drivers/gpu/drm/drm_fops.c @@ -75,10 +75,6 @@ static int drm_setup(struct drm_device * dev)
dev->sigdata.lock = NULL;
- dev->queue_count = 0; - dev->queue_reserved = 0; - dev->queue_slots = 0; - dev->queuelist = NULL; dev->context_flag = 0; dev->interrupt_flag = 0; dev->dma_flag = 0; diff --git a/drivers/gpu/drm/drm_info.c b/drivers/gpu/drm/drm_info.c index ab1162d..e46ef04 100644 --- a/drivers/gpu/drm/drm_info.c +++ b/drivers/gpu/drm/drm_info.c @@ -110,42 +110,6 @@ int drm_vm_info(struct seq_file *m, void *data) }
/** - * Called when "/proc/dri/.../queues" is read. - */ -int drm_queues_info(struct seq_file *m, void *data) -{ - struct drm_info_node *node = (struct drm_info_node *) m->private; - struct drm_device *dev = node->minor->dev; - int i; - struct drm_queue *q; - - mutex_lock(&dev->struct_mutex); - seq_printf(m, " ctx/flags use fin" - " blk/rw/rwf wait flushed queued" - " locks\n\n"); - for (i = 0; i < dev->queue_count; i++) { - q = dev->queuelist[i]; - atomic_inc(&q->use_count); - seq_printf(m, "%5d/0x%03x %5d %5d" - " %5d/%c%c/%c%c%c %5Zd\n", - i, - q->flags, - atomic_read(&q->use_count), - atomic_read(&q->finalization), - atomic_read(&q->block_count), - atomic_read(&q->block_read) ? 'r' : '-', - atomic_read(&q->block_write) ? 'w' : '-', - waitqueue_active(&q->read_queue) ? 'r' : '-', - waitqueue_active(&q->write_queue) ? 'w' : '-', - waitqueue_active(&q->flush_queue) ? 'f' : '-', - DRM_BUFCOUNT(&q->waitlist)); - atomic_dec(&q->use_count); - } - mutex_unlock(&dev->struct_mutex); - return 0; -} - -/** * Called when "/proc/dri/.../bufs" is read. */ int drm_bufs_info(struct seq_file *m, void *data) diff --git a/drivers/gpu/drm/drm_proc.c b/drivers/gpu/drm/drm_proc.c index fff8722..371c695 100644 --- a/drivers/gpu/drm/drm_proc.c +++ b/drivers/gpu/drm/drm_proc.c @@ -53,7 +53,6 @@ static struct drm_info_list drm_proc_list[] = { {"name", drm_name_info, 0}, {"vm", drm_vm_info, 0}, {"clients", drm_clients_info, 0}, - {"queues", drm_queues_info, 0}, {"bufs", drm_bufs_info, 0}, {"gem_names", drm_gem_name_info, DRIVER_GEM}, #if DRM_DEBUG_CODE diff --git a/drivers/gpu/drm/i810/i810_drv.c b/drivers/gpu/drm/i810/i810_drv.c index 053f1ee..f9924ad 100644 --- a/drivers/gpu/drm/i810/i810_drv.c +++ b/drivers/gpu/drm/i810/i810_drv.c @@ -57,7 +57,7 @@ static const struct file_operations i810_driver_fops = { static struct drm_driver driver = { .driver_features = DRIVER_USE_AGP | DRIVER_REQUIRE_AGP | DRIVER_USE_MTRR | - DRIVER_HAVE_DMA | DRIVER_DMA_QUEUE, + DRIVER_HAVE_DMA, .dev_priv_size = sizeof(drm_i810_buf_priv_t), .load = i810_driver_load, .lastclose = i810_driver_lastclose, diff --git a/include/drm/drmP.h b/include/drm/drmP.h index b55c4d4..df21016 100644 --- a/include/drm/drmP.h +++ b/include/drm/drmP.h @@ -348,7 +348,6 @@ struct drm_buf { struct drm_buf *next; /**< Kernel-only: used for free list */ __volatile__ int waiting; /**< On kernel DMA queue */ __volatile__ int pending; /**< On hardware DMA queue */ - wait_queue_head_t dma_wait; /**< Processes waiting */ struct drm_file *file_priv; /**< Private of holding file descr */ int context; /**< Kernel queue for this buffer */ int while_locked; /**< Dispatch this buffer while locked */ @@ -1102,12 +1101,8 @@ struct drm_device {
/*@} */
- /** \name DMA queues (contexts) */ + /** \name DMA support */ /*@{ */ - int queue_count; /**< Number of active DMA queues */ - int queue_reserved; /**< Number of reserved DMA queues */ - int queue_slots; /**< Actual length of queuelist */ - struct drm_queue **queuelist; /**< Vector of pointers to DMA queues */ struct drm_device_dma *dma; /**< Optional pointer for DMA support */ /*@} */
@@ -1534,7 +1529,6 @@ extern int drm_debugfs_cleanup(struct drm_minor *minor); /* Info file support */ extern int drm_name_info(struct seq_file *m, void *data); extern int drm_vm_info(struct seq_file *m, void *data); -extern int drm_queues_info(struct seq_file *m, void *data); extern int drm_bufs_info(struct seq_file *m, void *data); extern int drm_vblank_info(struct seq_file *m, void *data); extern int drm_clients_info(struct seq_file *m, void* data);