diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/gpu/drm/vmwgfx/Makefile | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_drv.h | 21 | ||||
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c | 6 | ||||
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c | 4 | ||||
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_irq.c | 1 | ||||
-rw-r--r-- | drivers/gpu/drm/vmwgfx/vmwgfx_marker.c | 155 |
6 files changed, 3 insertions, 188 deletions
diff --git a/drivers/gpu/drm/vmwgfx/Makefile b/drivers/gpu/drm/vmwgfx/Makefile index 31f85f09f1fc..ef455d6d7c3f 100644 --- a/drivers/gpu/drm/vmwgfx/Makefile +++ b/drivers/gpu/drm/vmwgfx/Makefile @@ -2,8 +2,8 @@ vmwgfx-y := vmwgfx_execbuf.o vmwgfx_gmr.o vmwgfx_kms.o vmwgfx_drv.o \ vmwgfx_fb.o vmwgfx_ioctl.o vmwgfx_resource.o vmwgfx_ttm_buffer.o \ vmwgfx_fifo.o vmwgfx_irq.o vmwgfx_ldu.o vmwgfx_ttm_glue.o \ - vmwgfx_overlay.o vmwgfx_marker.o vmwgfx_gmrid_manager.o \ - vmwgfx_fence.o vmwgfx_bo.o vmwgfx_scrn.o vmwgfx_context.o \ + vmwgfx_overlay.o vmwgfx_gmrid_manager.o vmwgfx_fence.o \ + vmwgfx_bo.o vmwgfx_scrn.o vmwgfx_context.o \ vmwgfx_surface.o vmwgfx_prime.o vmwgfx_mob.o vmwgfx_shader.o \ vmwgfx_cmdbuf_res.o vmwgfx_cmdbuf.o vmwgfx_stdu.o \ vmwgfx_cotable.o vmwgfx_so.o vmwgfx_binding.o vmwgfx_msg.o \ diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 46ab748edb5d..f3775617a28c 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -276,13 +276,6 @@ struct vmw_surface { struct list_head view_list; }; -struct vmw_marker_queue { - struct list_head head; - u64 lag; - u64 lag_time; - spinlock_t lock; -}; - struct vmw_fifo_state { unsigned long reserved_size; u32 *dynamic_buffer; @@ -292,7 +285,6 @@ struct vmw_fifo_state { uint32_t capabilities; struct mutex fifo_mutex; struct rw_semaphore rwsem; - struct vmw_marker_queue marker_queue; bool dx; }; @@ -1120,19 +1112,6 @@ extern void vmw_generic_waiter_add(struct vmw_private *dev_priv, u32 flag, extern void vmw_generic_waiter_remove(struct vmw_private *dev_priv, u32 flag, int *waiter_count); -/** - * Rudimentary fence-like objects currently used only for throttling - - * vmwgfx_marker.c - */ - -extern void vmw_marker_queue_init(struct vmw_marker_queue *queue); -extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue); -extern int vmw_marker_push(struct vmw_marker_queue *queue, - uint32_t seqno); -extern int vmw_marker_pull(struct vmw_marker_queue *queue, - uint32_t signaled_seqno); -extern int vmw_wait_lag(struct vmw_private *dev_priv, - struct vmw_marker_queue *queue, uint32_t us); /** * Kernel framebuffer - vmwgfx_fb.c diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c index 6c016001721d..69cf0973bf28 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c @@ -4046,11 +4046,7 @@ int vmw_execbuf_process(struct drm_file *file_priv, } if (throttle_us) { - ret = vmw_wait_lag(dev_priv, &dev_priv->fifo.marker_queue, - throttle_us); - - if (ret) - goto out_free_fence_fd; + VMW_DEBUG_USER("Throttling is no longer supported.\n"); } kernel_commands = vmw_execbuf_cmdbuf(dev_priv, user_commands, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c index 4674bc1c32f0..f4b9af67551f 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c @@ -157,7 +157,6 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo) atomic_set(&dev_priv->marker_seq, dev_priv->last_read_seqno); vmw_fifo_mem_write(dev_priv, SVGA_FIFO_FENCE, dev_priv->last_read_seqno); - vmw_marker_queue_init(&fifo->marker_queue); return 0; } @@ -185,8 +184,6 @@ void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo) vmw_write(dev_priv, SVGA_REG_TRACES, dev_priv->traces_state); - vmw_marker_queue_takedown(&fifo->marker_queue); - if (likely(fifo->static_buffer != NULL)) { vfree(fifo->static_buffer); fifo->static_buffer = NULL; @@ -563,7 +560,6 @@ int vmw_fifo_send_fence(struct vmw_private *dev_priv, uint32_t *seqno) cmd_fence = (struct svga_fifo_cmd_fence *) fm; cmd_fence->fence = *seqno; vmw_fifo_commit_flush(dev_priv, bytes); - (void) vmw_marker_push(&fifo_state->marker_queue, *seqno); vmw_update_seqno(dev_priv, fifo_state); out_err: diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c index c62bbe1d2eb6..6c2a569f1fcb 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c @@ -121,7 +121,6 @@ void vmw_update_seqno(struct vmw_private *dev_priv, if (dev_priv->last_read_seqno != seqno) { dev_priv->last_read_seqno = seqno; - vmw_marker_pull(&fifo_state->marker_queue, seqno); vmw_fences_update(dev_priv->fman); } } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_marker.c b/drivers/gpu/drm/vmwgfx/vmwgfx_marker.c deleted file mode 100644 index e53bc639a754..000000000000 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_marker.c +++ /dev/null @@ -1,155 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 OR MIT -/************************************************************************** - * - * Copyright 2010 VMware, Inc., Palo Alto, CA., USA - * - * 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, sub license, 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 NON-INFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDERS, AUTHORS 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. - * - **************************************************************************/ - - -#include "vmwgfx_drv.h" - -struct vmw_marker { - struct list_head head; - uint32_t seqno; - u64 submitted; -}; - -void vmw_marker_queue_init(struct vmw_marker_queue *queue) -{ - INIT_LIST_HEAD(&queue->head); - queue->lag = 0; - queue->lag_time = ktime_get_raw_ns(); - spin_lock_init(&queue->lock); -} - -void vmw_marker_queue_takedown(struct vmw_marker_queue *queue) -{ - struct vmw_marker *marker, *next; - - spin_lock(&queue->lock); - list_for_each_entry_safe(marker, next, &queue->head, head) { - kfree(marker); - } - spin_unlock(&queue->lock); -} - -int vmw_marker_push(struct vmw_marker_queue *queue, - uint32_t seqno) -{ - struct vmw_marker *marker = kmalloc(sizeof(*marker), GFP_KERNEL); - - if (unlikely(!marker)) - return -ENOMEM; - - marker->seqno = seqno; - marker->submitted = ktime_get_raw_ns(); - spin_lock(&queue->lock); - list_add_tail(&marker->head, &queue->head); - spin_unlock(&queue->lock); - - return 0; -} - -int vmw_marker_pull(struct vmw_marker_queue *queue, - uint32_t signaled_seqno) -{ - struct vmw_marker *marker, *next; - bool updated = false; - u64 now; - - spin_lock(&queue->lock); - now = ktime_get_raw_ns(); - - if (list_empty(&queue->head)) { - queue->lag = 0; - queue->lag_time = now; - updated = true; - goto out_unlock; - } - - list_for_each_entry_safe(marker, next, &queue->head, head) { - if (signaled_seqno - marker->seqno > (1 << 30)) - continue; - - queue->lag = now - marker->submitted; - queue->lag_time = now; - updated = true; - list_del(&marker->head); - kfree(marker); - } - -out_unlock: - spin_unlock(&queue->lock); - - return (updated) ? 0 : -EBUSY; -} - -static u64 vmw_fifo_lag(struct vmw_marker_queue *queue) -{ - u64 now; - - spin_lock(&queue->lock); - now = ktime_get_raw_ns(); - queue->lag += now - queue->lag_time; - queue->lag_time = now; - spin_unlock(&queue->lock); - return queue->lag; -} - - -static bool vmw_lag_lt(struct vmw_marker_queue *queue, - uint32_t us) -{ - u64 cond = (u64) us * NSEC_PER_USEC; - - return vmw_fifo_lag(queue) <= cond; -} - -int vmw_wait_lag(struct vmw_private *dev_priv, - struct vmw_marker_queue *queue, uint32_t us) -{ - struct vmw_marker *marker; - uint32_t seqno; - int ret; - - while (!vmw_lag_lt(queue, us)) { - spin_lock(&queue->lock); - if (list_empty(&queue->head)) - seqno = atomic_read(&dev_priv->marker_seq); - else { - marker = list_first_entry(&queue->head, - struct vmw_marker, head); - seqno = marker->seqno; - } - spin_unlock(&queue->lock); - - ret = vmw_wait_seqno(dev_priv, false, seqno, true, - 3*HZ); - - if (unlikely(ret != 0)) - return ret; - - (void) vmw_marker_pull(queue, seqno); - } - return 0; -} |