mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-05 11:06:40 +07:00
320d8c3d38
drm-misc for 4.12: Core: - Removed some fb subsampling dimension checks from core (Ville) - Some MST slot cleanup (Dhinakaran) - Extracted drm_debugfs.h & drm_ioctl.h from drmP.h (Daniel) - Added drm_atomic_helper_shutdown() to compliment suspend/resume counterparts (Daniel) - Pipe context through legacy modeset to remove legacy_backoff nasties (Daniel) - Cleanups around vblank as well as allowing lockless counter reads (Chris W.) - VGA Switcheroo added to MAINTAINERS with Lukas Wunner as reviewer (Lukas) Drivers: - Enhancements to rockchip driver probe (Jeffy) and dsi (Chris Z.) - Thunderbolt external GPU awareness added (Lukas) * tag 'drm-misc-next-2017-03-31' of git://anongit.freedesktop.org/git/drm-misc: (63 commits) apple-gmux: Don't switch external DP port on 2011+ MacBook Pros drm/nouveau: Don't register Thunderbolt eGPU with vga_switcheroo drm/amdgpu: Don't register Thunderbolt eGPU with vga_switcheroo drm/radeon: Don't register Thunderbolt eGPU with vga_switcheroo PCI: Recognize Thunderbolt devices MAINTAINERS: Add Lukas Wunner as reviewer for vga_switcheroo drm: Fix locking gotcha in page_flip ioctl drm: Clarify the role of plane_state argument to drm_simple update(). drm: Clear e after kfree in drm_mode_page_flip_ioctl drm: Convert cmpxchg(bool) back to a two step operation drm/bridge: ti-tfp410: support hpd via gpio drm: use .hword to represent 16-bit numbers Revert unrelated part of "drm: simplify the locking in the GETCRTC ioctl" drm: Fixup failure paths in drm_atomic_helper_set_config drm: Peek at the current counter/timestamp for vblank queries drm: Refactor vblank sequence number comparison drm: vblank cannot be enabled if dev->irq_enabled is false drm: Mark up accesses of vblank->enabled outside of its spinlock drm: Make the decision to keep vblank irq enabled earlier drm/atomic-helper: Remove the backoff hack from set_config ...
1142 lines
31 KiB
C
1142 lines
31 KiB
C
/**************************************************************************
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*
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* Copyright © 2011-2015 VMware, Inc., Palo Alto, CA., USA
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* All Rights Reserved.
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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
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the 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 NON-INFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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* USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#include "vmwgfx_kms.h"
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#include <drm/drm_plane_helper.h>
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#include <drm/drm_atomic.h>
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#include <drm/drm_atomic_helper.h>
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#define vmw_crtc_to_sou(x) \
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container_of(x, struct vmw_screen_object_unit, base.crtc)
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#define vmw_encoder_to_sou(x) \
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container_of(x, struct vmw_screen_object_unit, base.encoder)
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#define vmw_connector_to_sou(x) \
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container_of(x, struct vmw_screen_object_unit, base.connector)
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/**
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* struct vmw_kms_sou_surface_dirty - Closure structure for
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* blit surface to screen command.
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* @base: The base type we derive from. Used by vmw_kms_helper_dirty().
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* @left: Left side of bounding box.
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* @right: Right side of bounding box.
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* @top: Top side of bounding box.
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* @bottom: Bottom side of bounding box.
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* @dst_x: Difference between source clip rects and framebuffer coordinates.
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* @dst_y: Difference between source clip rects and framebuffer coordinates.
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* @sid: Surface id of surface to copy from.
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*/
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struct vmw_kms_sou_surface_dirty {
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struct vmw_kms_dirty base;
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s32 left, right, top, bottom;
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s32 dst_x, dst_y;
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u32 sid;
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};
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/*
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* SVGA commands that are used by this code. Please see the device headers
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* for explanation.
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*/
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struct vmw_kms_sou_readback_blit {
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uint32 header;
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SVGAFifoCmdBlitScreenToGMRFB body;
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};
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struct vmw_kms_sou_dmabuf_blit {
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uint32 header;
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SVGAFifoCmdBlitGMRFBToScreen body;
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};
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struct vmw_kms_sou_dirty_cmd {
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SVGA3dCmdHeader header;
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SVGA3dCmdBlitSurfaceToScreen body;
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};
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/**
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* Display unit using screen objects.
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*/
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struct vmw_screen_object_unit {
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struct vmw_display_unit base;
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unsigned long buffer_size; /**< Size of allocated buffer */
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struct vmw_dma_buffer *buffer; /**< Backing store buffer */
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bool defined;
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};
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static void vmw_sou_destroy(struct vmw_screen_object_unit *sou)
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{
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vmw_du_cleanup(&sou->base);
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kfree(sou);
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}
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/*
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* Screen Object Display Unit CRTC functions
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*/
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static void vmw_sou_crtc_destroy(struct drm_crtc *crtc)
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{
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vmw_sou_destroy(vmw_crtc_to_sou(crtc));
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}
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/**
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* Send the fifo command to create a screen.
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*/
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static int vmw_sou_fifo_create(struct vmw_private *dev_priv,
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struct vmw_screen_object_unit *sou,
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uint32_t x, uint32_t y,
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struct drm_display_mode *mode)
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{
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size_t fifo_size;
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struct {
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struct {
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uint32_t cmdType;
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} header;
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SVGAScreenObject obj;
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} *cmd;
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BUG_ON(!sou->buffer);
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fifo_size = sizeof(*cmd);
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cmd = vmw_fifo_reserve(dev_priv, fifo_size);
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/* The hardware has hung, nothing we can do about it here. */
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if (unlikely(cmd == NULL)) {
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DRM_ERROR("Fifo reserve failed.\n");
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return -ENOMEM;
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}
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memset(cmd, 0, fifo_size);
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cmd->header.cmdType = SVGA_CMD_DEFINE_SCREEN;
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cmd->obj.structSize = sizeof(SVGAScreenObject);
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cmd->obj.id = sou->base.unit;
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cmd->obj.flags = SVGA_SCREEN_HAS_ROOT |
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(sou->base.unit == 0 ? SVGA_SCREEN_IS_PRIMARY : 0);
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cmd->obj.size.width = mode->hdisplay;
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cmd->obj.size.height = mode->vdisplay;
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if (sou->base.is_implicit) {
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cmd->obj.root.x = x;
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cmd->obj.root.y = y;
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} else {
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cmd->obj.root.x = sou->base.gui_x;
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cmd->obj.root.y = sou->base.gui_y;
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}
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sou->base.set_gui_x = cmd->obj.root.x;
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sou->base.set_gui_y = cmd->obj.root.y;
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/* Ok to assume that buffer is pinned in vram */
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vmw_bo_get_guest_ptr(&sou->buffer->base, &cmd->obj.backingStore.ptr);
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cmd->obj.backingStore.pitch = mode->hdisplay * 4;
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vmw_fifo_commit(dev_priv, fifo_size);
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sou->defined = true;
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return 0;
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}
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/**
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* Send the fifo command to destroy a screen.
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*/
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static int vmw_sou_fifo_destroy(struct vmw_private *dev_priv,
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struct vmw_screen_object_unit *sou)
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{
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size_t fifo_size;
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int ret;
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struct {
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struct {
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uint32_t cmdType;
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} header;
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SVGAFifoCmdDestroyScreen body;
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} *cmd;
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/* no need to do anything */
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if (unlikely(!sou->defined))
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return 0;
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fifo_size = sizeof(*cmd);
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cmd = vmw_fifo_reserve(dev_priv, fifo_size);
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/* the hardware has hung, nothing we can do about it here */
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if (unlikely(cmd == NULL)) {
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DRM_ERROR("Fifo reserve failed.\n");
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return -ENOMEM;
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}
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memset(cmd, 0, fifo_size);
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cmd->header.cmdType = SVGA_CMD_DESTROY_SCREEN;
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cmd->body.screenId = sou->base.unit;
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vmw_fifo_commit(dev_priv, fifo_size);
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/* Force sync */
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ret = vmw_fallback_wait(dev_priv, false, true, 0, false, 3*HZ);
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if (unlikely(ret != 0))
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DRM_ERROR("Failed to sync with HW");
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else
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sou->defined = false;
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return ret;
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}
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/**
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* vmw_sou_crtc_mode_set_nofb - Create new screen
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*
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* @crtc: CRTC associated with the new screen
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*
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* This function creates/destroys a screen. This function cannot fail, so if
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* somehow we run into a failure, just do the best we can to get out.
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*/
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static void vmw_sou_crtc_mode_set_nofb(struct drm_crtc *crtc)
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{
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struct vmw_private *dev_priv;
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struct vmw_screen_object_unit *sou;
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struct vmw_framebuffer *vfb;
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struct drm_framebuffer *fb;
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struct drm_plane_state *ps;
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struct vmw_plane_state *vps;
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int ret;
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sou = vmw_crtc_to_sou(crtc);
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dev_priv = vmw_priv(crtc->dev);
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ps = crtc->primary->state;
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fb = ps->fb;
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vps = vmw_plane_state_to_vps(ps);
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vfb = (fb) ? vmw_framebuffer_to_vfb(fb) : NULL;
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if (sou->defined) {
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ret = vmw_sou_fifo_destroy(dev_priv, sou);
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if (ret) {
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DRM_ERROR("Failed to destroy Screen Object\n");
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return;
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}
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}
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if (vfb) {
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sou->buffer = vps->dmabuf;
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sou->buffer_size = vps->dmabuf_size;
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ret = vmw_sou_fifo_create(dev_priv, sou, crtc->x, crtc->y,
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&crtc->mode);
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if (ret)
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DRM_ERROR("Failed to define Screen Object %dx%d\n",
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crtc->x, crtc->y);
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vmw_kms_add_active(dev_priv, &sou->base, vfb);
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} else {
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sou->buffer = NULL;
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sou->buffer_size = 0;
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vmw_kms_del_active(dev_priv, &sou->base);
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}
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}
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/**
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* vmw_sou_crtc_helper_prepare - Noop
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*
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* @crtc: CRTC associated with the new screen
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*
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* Prepares the CRTC for a mode set, but we don't need to do anything here.
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*/
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static void vmw_sou_crtc_helper_prepare(struct drm_crtc *crtc)
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{
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}
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/**
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* vmw_sou_crtc_helper_commit - Noop
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*
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* @crtc: CRTC associated with the new screen
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*
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* This is called after a mode set has been completed.
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*/
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static void vmw_sou_crtc_helper_commit(struct drm_crtc *crtc)
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{
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}
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/**
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* vmw_sou_crtc_helper_disable - Turns off CRTC
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*
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* @crtc: CRTC to be turned off
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*/
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static void vmw_sou_crtc_helper_disable(struct drm_crtc *crtc)
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{
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struct vmw_private *dev_priv;
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struct vmw_screen_object_unit *sou;
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int ret;
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if (!crtc) {
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DRM_ERROR("CRTC is NULL\n");
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return;
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}
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sou = vmw_crtc_to_sou(crtc);
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dev_priv = vmw_priv(crtc->dev);
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if (sou->defined) {
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ret = vmw_sou_fifo_destroy(dev_priv, sou);
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if (ret)
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DRM_ERROR("Failed to destroy Screen Object\n");
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}
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}
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static int vmw_sou_crtc_page_flip(struct drm_crtc *crtc,
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struct drm_framebuffer *new_fb,
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struct drm_pending_vblank_event *event,
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uint32_t flags,
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struct drm_modeset_acquire_ctx *ctx)
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{
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struct vmw_private *dev_priv = vmw_priv(crtc->dev);
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struct drm_framebuffer *old_fb = crtc->primary->fb;
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struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(new_fb);
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struct vmw_fence_obj *fence = NULL;
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struct drm_vmw_rect vclips;
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int ret;
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if (!vmw_kms_crtc_flippable(dev_priv, crtc))
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return -EINVAL;
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flags &= ~DRM_MODE_PAGE_FLIP_ASYNC;
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ret = drm_atomic_helper_page_flip(crtc, new_fb, NULL, flags, ctx);
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if (ret) {
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DRM_ERROR("Page flip error %d.\n", ret);
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return ret;
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}
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/* do a full screen dirty update */
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vclips.x = crtc->x;
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vclips.y = crtc->y;
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vclips.w = crtc->mode.hdisplay;
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vclips.h = crtc->mode.vdisplay;
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if (vfb->dmabuf)
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ret = vmw_kms_sou_do_dmabuf_dirty(dev_priv, vfb,
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NULL, &vclips, 1, 1,
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true, &fence);
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else
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ret = vmw_kms_sou_do_surface_dirty(dev_priv, vfb,
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NULL, &vclips, NULL,
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0, 0, 1, 1, &fence);
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if (ret != 0)
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goto out_no_fence;
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if (!fence) {
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ret = -EINVAL;
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goto out_no_fence;
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}
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if (event) {
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struct drm_file *file_priv = event->base.file_priv;
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ret = vmw_event_fence_action_queue(file_priv, fence,
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&event->base,
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&event->event.tv_sec,
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&event->event.tv_usec,
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true);
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}
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/*
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* No need to hold on to this now. The only cleanup
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* we need to do if we fail is unref the fence.
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*/
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vmw_fence_obj_unreference(&fence);
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if (vmw_crtc_to_du(crtc)->is_implicit)
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vmw_kms_update_implicit_fb(dev_priv, crtc);
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return ret;
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out_no_fence:
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drm_atomic_set_fb_for_plane(crtc->primary->state, old_fb);
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return ret;
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}
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|
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static const struct drm_crtc_funcs vmw_screen_object_crtc_funcs = {
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.gamma_set = vmw_du_crtc_gamma_set,
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.destroy = vmw_sou_crtc_destroy,
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.reset = vmw_du_crtc_reset,
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.atomic_duplicate_state = vmw_du_crtc_duplicate_state,
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.atomic_destroy_state = vmw_du_crtc_destroy_state,
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.set_config = vmw_kms_set_config,
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.page_flip = vmw_sou_crtc_page_flip,
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};
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|
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/*
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* Screen Object Display Unit encoder functions
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*/
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static void vmw_sou_encoder_destroy(struct drm_encoder *encoder)
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{
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vmw_sou_destroy(vmw_encoder_to_sou(encoder));
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}
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|
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static const struct drm_encoder_funcs vmw_screen_object_encoder_funcs = {
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.destroy = vmw_sou_encoder_destroy,
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};
|
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|
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/*
|
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* Screen Object Display Unit connector functions
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*/
|
|
|
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static void vmw_sou_connector_destroy(struct drm_connector *connector)
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{
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vmw_sou_destroy(vmw_connector_to_sou(connector));
|
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}
|
|
|
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static const struct drm_connector_funcs vmw_sou_connector_funcs = {
|
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.dpms = vmw_du_connector_dpms,
|
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.detect = vmw_du_connector_detect,
|
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.fill_modes = vmw_du_connector_fill_modes,
|
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.set_property = vmw_du_connector_set_property,
|
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.destroy = vmw_sou_connector_destroy,
|
|
.reset = vmw_du_connector_reset,
|
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.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
|
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.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
|
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.atomic_set_property = vmw_du_connector_atomic_set_property,
|
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.atomic_get_property = vmw_du_connector_atomic_get_property,
|
|
};
|
|
|
|
|
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static const struct
|
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drm_connector_helper_funcs vmw_sou_connector_helper_funcs = {
|
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.best_encoder = drm_atomic_helper_best_encoder,
|
|
};
|
|
|
|
|
|
|
|
/*
|
|
* Screen Object Display Plane Functions
|
|
*/
|
|
|
|
/**
|
|
* vmw_sou_primary_plane_cleanup_fb - Frees sou backing buffer
|
|
*
|
|
* @plane: display plane
|
|
* @old_state: Contains the FB to clean up
|
|
*
|
|
* Unpins the display surface
|
|
*
|
|
* Returns 0 on success
|
|
*/
|
|
static void
|
|
vmw_sou_primary_plane_cleanup_fb(struct drm_plane *plane,
|
|
struct drm_plane_state *old_state)
|
|
{
|
|
struct vmw_plane_state *vps = vmw_plane_state_to_vps(old_state);
|
|
|
|
vmw_dmabuf_unreference(&vps->dmabuf);
|
|
vps->dmabuf_size = 0;
|
|
|
|
vmw_du_plane_cleanup_fb(plane, old_state);
|
|
}
|
|
|
|
|
|
/**
|
|
* vmw_sou_primary_plane_prepare_fb - allocate backing buffer
|
|
*
|
|
* @plane: display plane
|
|
* @new_state: info on the new plane state, including the FB
|
|
*
|
|
* The SOU backing buffer is our equivalent of the display plane.
|
|
*
|
|
* Returns 0 on success
|
|
*/
|
|
static int
|
|
vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane,
|
|
struct drm_plane_state *new_state)
|
|
{
|
|
struct drm_framebuffer *new_fb = new_state->fb;
|
|
struct drm_crtc *crtc = plane->state->crtc ?: new_state->crtc;
|
|
struct vmw_plane_state *vps = vmw_plane_state_to_vps(new_state);
|
|
struct vmw_private *dev_priv;
|
|
size_t size;
|
|
int ret;
|
|
|
|
|
|
if (!new_fb) {
|
|
vmw_dmabuf_unreference(&vps->dmabuf);
|
|
vps->dmabuf_size = 0;
|
|
|
|
return 0;
|
|
}
|
|
|
|
size = new_state->crtc_w * new_state->crtc_h * 4;
|
|
|
|
if (vps->dmabuf) {
|
|
if (vps->dmabuf_size == size)
|
|
return 0;
|
|
|
|
vmw_dmabuf_unreference(&vps->dmabuf);
|
|
vps->dmabuf_size = 0;
|
|
}
|
|
|
|
vps->dmabuf = kzalloc(sizeof(*vps->dmabuf), GFP_KERNEL);
|
|
if (!vps->dmabuf)
|
|
return -ENOMEM;
|
|
|
|
dev_priv = vmw_priv(crtc->dev);
|
|
vmw_svga_enable(dev_priv);
|
|
|
|
/* After we have alloced the backing store might not be able to
|
|
* resume the overlays, this is preferred to failing to alloc.
|
|
*/
|
|
vmw_overlay_pause_all(dev_priv);
|
|
ret = vmw_dmabuf_init(dev_priv, vps->dmabuf, size,
|
|
&vmw_vram_ne_placement,
|
|
false, &vmw_dmabuf_bo_free);
|
|
vmw_overlay_resume_all(dev_priv);
|
|
|
|
if (ret != 0)
|
|
vps->dmabuf = NULL; /* vmw_dmabuf_init frees on error */
|
|
else
|
|
vps->dmabuf_size = size;
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
static void
|
|
vmw_sou_primary_plane_atomic_update(struct drm_plane *plane,
|
|
struct drm_plane_state *old_state)
|
|
{
|
|
struct drm_crtc *crtc = plane->state->crtc;
|
|
|
|
if (crtc)
|
|
crtc->primary->fb = plane->state->fb;
|
|
}
|
|
|
|
|
|
static const struct drm_plane_funcs vmw_sou_plane_funcs = {
|
|
.update_plane = drm_atomic_helper_update_plane,
|
|
.disable_plane = drm_atomic_helper_disable_plane,
|
|
.destroy = vmw_du_primary_plane_destroy,
|
|
.reset = vmw_du_plane_reset,
|
|
.atomic_duplicate_state = vmw_du_plane_duplicate_state,
|
|
.atomic_destroy_state = vmw_du_plane_destroy_state,
|
|
};
|
|
|
|
static const struct drm_plane_funcs vmw_sou_cursor_funcs = {
|
|
.update_plane = drm_atomic_helper_update_plane,
|
|
.disable_plane = drm_atomic_helper_disable_plane,
|
|
.destroy = vmw_du_cursor_plane_destroy,
|
|
.reset = vmw_du_plane_reset,
|
|
.atomic_duplicate_state = vmw_du_plane_duplicate_state,
|
|
.atomic_destroy_state = vmw_du_plane_destroy_state,
|
|
};
|
|
|
|
/*
|
|
* Atomic Helpers
|
|
*/
|
|
static const struct
|
|
drm_plane_helper_funcs vmw_sou_cursor_plane_helper_funcs = {
|
|
.atomic_check = vmw_du_cursor_plane_atomic_check,
|
|
.atomic_update = vmw_du_cursor_plane_atomic_update,
|
|
.prepare_fb = vmw_du_cursor_plane_prepare_fb,
|
|
.cleanup_fb = vmw_du_plane_cleanup_fb,
|
|
};
|
|
|
|
static const struct
|
|
drm_plane_helper_funcs vmw_sou_primary_plane_helper_funcs = {
|
|
.atomic_check = vmw_du_primary_plane_atomic_check,
|
|
.atomic_update = vmw_sou_primary_plane_atomic_update,
|
|
.prepare_fb = vmw_sou_primary_plane_prepare_fb,
|
|
.cleanup_fb = vmw_sou_primary_plane_cleanup_fb,
|
|
};
|
|
|
|
static const struct drm_crtc_helper_funcs vmw_sou_crtc_helper_funcs = {
|
|
.prepare = vmw_sou_crtc_helper_prepare,
|
|
.commit = vmw_sou_crtc_helper_commit,
|
|
.disable = vmw_sou_crtc_helper_disable,
|
|
.mode_set_nofb = vmw_sou_crtc_mode_set_nofb,
|
|
.atomic_check = vmw_du_crtc_atomic_check,
|
|
.atomic_begin = vmw_du_crtc_atomic_begin,
|
|
.atomic_flush = vmw_du_crtc_atomic_flush,
|
|
};
|
|
|
|
|
|
static int vmw_sou_init(struct vmw_private *dev_priv, unsigned unit)
|
|
{
|
|
struct vmw_screen_object_unit *sou;
|
|
struct drm_device *dev = dev_priv->dev;
|
|
struct drm_connector *connector;
|
|
struct drm_encoder *encoder;
|
|
struct drm_plane *primary, *cursor;
|
|
struct drm_crtc *crtc;
|
|
int ret;
|
|
|
|
sou = kzalloc(sizeof(*sou), GFP_KERNEL);
|
|
if (!sou)
|
|
return -ENOMEM;
|
|
|
|
sou->base.unit = unit;
|
|
crtc = &sou->base.crtc;
|
|
encoder = &sou->base.encoder;
|
|
connector = &sou->base.connector;
|
|
primary = &sou->base.primary;
|
|
cursor = &sou->base.cursor;
|
|
|
|
sou->base.active_implicit = false;
|
|
sou->base.pref_active = (unit == 0);
|
|
sou->base.pref_width = dev_priv->initial_width;
|
|
sou->base.pref_height = dev_priv->initial_height;
|
|
sou->base.pref_mode = NULL;
|
|
|
|
/*
|
|
* Remove this after enabling atomic because property values can
|
|
* only exist in a state object
|
|
*/
|
|
sou->base.is_implicit = false;
|
|
|
|
/* Initialize primary plane */
|
|
vmw_du_plane_reset(primary);
|
|
|
|
ret = drm_universal_plane_init(dev, &sou->base.primary,
|
|
0, &vmw_sou_plane_funcs,
|
|
vmw_primary_plane_formats,
|
|
ARRAY_SIZE(vmw_primary_plane_formats),
|
|
DRM_PLANE_TYPE_PRIMARY, NULL);
|
|
if (ret) {
|
|
DRM_ERROR("Failed to initialize primary plane");
|
|
goto err_free;
|
|
}
|
|
|
|
drm_plane_helper_add(primary, &vmw_sou_primary_plane_helper_funcs);
|
|
|
|
/* Initialize cursor plane */
|
|
vmw_du_plane_reset(cursor);
|
|
|
|
ret = drm_universal_plane_init(dev, &sou->base.cursor,
|
|
0, &vmw_sou_cursor_funcs,
|
|
vmw_cursor_plane_formats,
|
|
ARRAY_SIZE(vmw_cursor_plane_formats),
|
|
DRM_PLANE_TYPE_CURSOR, NULL);
|
|
if (ret) {
|
|
DRM_ERROR("Failed to initialize cursor plane");
|
|
drm_plane_cleanup(&sou->base.primary);
|
|
goto err_free;
|
|
}
|
|
|
|
drm_plane_helper_add(cursor, &vmw_sou_cursor_plane_helper_funcs);
|
|
|
|
vmw_du_connector_reset(connector);
|
|
ret = drm_connector_init(dev, connector, &vmw_sou_connector_funcs,
|
|
DRM_MODE_CONNECTOR_VIRTUAL);
|
|
if (ret) {
|
|
DRM_ERROR("Failed to initialize connector\n");
|
|
goto err_free;
|
|
}
|
|
|
|
drm_connector_helper_add(connector, &vmw_sou_connector_helper_funcs);
|
|
connector->status = vmw_du_connector_detect(connector, true);
|
|
vmw_connector_state_to_vcs(connector->state)->is_implicit = false;
|
|
|
|
|
|
ret = drm_encoder_init(dev, encoder, &vmw_screen_object_encoder_funcs,
|
|
DRM_MODE_ENCODER_VIRTUAL, NULL);
|
|
if (ret) {
|
|
DRM_ERROR("Failed to initialize encoder\n");
|
|
goto err_free_connector;
|
|
}
|
|
|
|
(void) drm_mode_connector_attach_encoder(connector, encoder);
|
|
encoder->possible_crtcs = (1 << unit);
|
|
encoder->possible_clones = 0;
|
|
|
|
ret = drm_connector_register(connector);
|
|
if (ret) {
|
|
DRM_ERROR("Failed to register connector\n");
|
|
goto err_free_encoder;
|
|
}
|
|
|
|
|
|
vmw_du_crtc_reset(crtc);
|
|
ret = drm_crtc_init_with_planes(dev, crtc, &sou->base.primary,
|
|
&sou->base.cursor,
|
|
&vmw_screen_object_crtc_funcs, NULL);
|
|
if (ret) {
|
|
DRM_ERROR("Failed to initialize CRTC\n");
|
|
goto err_free_unregister;
|
|
}
|
|
|
|
drm_crtc_helper_add(crtc, &vmw_sou_crtc_helper_funcs);
|
|
|
|
drm_mode_crtc_set_gamma_size(crtc, 256);
|
|
|
|
drm_object_attach_property(&connector->base,
|
|
dev_priv->hotplug_mode_update_property, 1);
|
|
drm_object_attach_property(&connector->base,
|
|
dev->mode_config.suggested_x_property, 0);
|
|
drm_object_attach_property(&connector->base,
|
|
dev->mode_config.suggested_y_property, 0);
|
|
if (dev_priv->implicit_placement_property)
|
|
drm_object_attach_property
|
|
(&connector->base,
|
|
dev_priv->implicit_placement_property,
|
|
sou->base.is_implicit);
|
|
|
|
return 0;
|
|
|
|
err_free_unregister:
|
|
drm_connector_unregister(connector);
|
|
err_free_encoder:
|
|
drm_encoder_cleanup(encoder);
|
|
err_free_connector:
|
|
drm_connector_cleanup(connector);
|
|
err_free:
|
|
kfree(sou);
|
|
return ret;
|
|
}
|
|
|
|
int vmw_kms_sou_init_display(struct vmw_private *dev_priv)
|
|
{
|
|
struct drm_device *dev = dev_priv->dev;
|
|
int i, ret;
|
|
|
|
if (!(dev_priv->capabilities & SVGA_CAP_SCREEN_OBJECT_2)) {
|
|
DRM_INFO("Not using screen objects,"
|
|
" missing cap SCREEN_OBJECT_2\n");
|
|
return -ENOSYS;
|
|
}
|
|
|
|
ret = -ENOMEM;
|
|
dev_priv->num_implicit = 0;
|
|
dev_priv->implicit_fb = NULL;
|
|
|
|
ret = drm_vblank_init(dev, VMWGFX_NUM_DISPLAY_UNITS);
|
|
if (unlikely(ret != 0))
|
|
return ret;
|
|
|
|
vmw_kms_create_implicit_placement_property(dev_priv, false);
|
|
|
|
for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i)
|
|
vmw_sou_init(dev_priv, i);
|
|
|
|
dev_priv->active_display_unit = vmw_du_screen_object;
|
|
|
|
DRM_INFO("Screen Objects Display Unit initialized\n");
|
|
|
|
return 0;
|
|
}
|
|
|
|
int vmw_kms_sou_close_display(struct vmw_private *dev_priv)
|
|
{
|
|
struct drm_device *dev = dev_priv->dev;
|
|
|
|
drm_vblank_cleanup(dev);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int do_dmabuf_define_gmrfb(struct vmw_private *dev_priv,
|
|
struct vmw_framebuffer *framebuffer)
|
|
{
|
|
struct vmw_dma_buffer *buf =
|
|
container_of(framebuffer, struct vmw_framebuffer_dmabuf,
|
|
base)->buffer;
|
|
int depth = framebuffer->base.format->depth;
|
|
struct {
|
|
uint32_t header;
|
|
SVGAFifoCmdDefineGMRFB body;
|
|
} *cmd;
|
|
|
|
/* Emulate RGBA support, contrary to svga_reg.h this is not
|
|
* supported by hosts. This is only a problem if we are reading
|
|
* this value later and expecting what we uploaded back.
|
|
*/
|
|
if (depth == 32)
|
|
depth = 24;
|
|
|
|
cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
|
|
if (!cmd) {
|
|
DRM_ERROR("Out of fifo space for dirty framebuffer command.\n");
|
|
return -ENOMEM;
|
|
}
|
|
|
|
cmd->header = SVGA_CMD_DEFINE_GMRFB;
|
|
cmd->body.format.bitsPerPixel = framebuffer->base.format->cpp[0] * 8;
|
|
cmd->body.format.colorDepth = depth;
|
|
cmd->body.format.reserved = 0;
|
|
cmd->body.bytesPerLine = framebuffer->base.pitches[0];
|
|
/* Buffer is reserved in vram or GMR */
|
|
vmw_bo_get_guest_ptr(&buf->base, &cmd->body.ptr);
|
|
vmw_fifo_commit(dev_priv, sizeof(*cmd));
|
|
|
|
return 0;
|
|
}
|
|
|
|
/**
|
|
* vmw_sou_surface_fifo_commit - Callback to fill in and submit a
|
|
* blit surface to screen command.
|
|
*
|
|
* @dirty: The closure structure.
|
|
*
|
|
* Fills in the missing fields in the command, and translates the cliprects
|
|
* to match the destination bounding box encoded.
|
|
*/
|
|
static void vmw_sou_surface_fifo_commit(struct vmw_kms_dirty *dirty)
|
|
{
|
|
struct vmw_kms_sou_surface_dirty *sdirty =
|
|
container_of(dirty, typeof(*sdirty), base);
|
|
struct vmw_kms_sou_dirty_cmd *cmd = dirty->cmd;
|
|
s32 trans_x = dirty->unit->crtc.x - sdirty->dst_x;
|
|
s32 trans_y = dirty->unit->crtc.y - sdirty->dst_y;
|
|
size_t region_size = dirty->num_hits * sizeof(SVGASignedRect);
|
|
SVGASignedRect *blit = (SVGASignedRect *) &cmd[1];
|
|
int i;
|
|
|
|
if (!dirty->num_hits) {
|
|
vmw_fifo_commit(dirty->dev_priv, 0);
|
|
return;
|
|
}
|
|
|
|
cmd->header.id = SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN;
|
|
cmd->header.size = sizeof(cmd->body) + region_size;
|
|
|
|
/*
|
|
* Use the destination bounding box to specify destination - and
|
|
* source bounding regions.
|
|
*/
|
|
cmd->body.destRect.left = sdirty->left;
|
|
cmd->body.destRect.right = sdirty->right;
|
|
cmd->body.destRect.top = sdirty->top;
|
|
cmd->body.destRect.bottom = sdirty->bottom;
|
|
|
|
cmd->body.srcRect.left = sdirty->left + trans_x;
|
|
cmd->body.srcRect.right = sdirty->right + trans_x;
|
|
cmd->body.srcRect.top = sdirty->top + trans_y;
|
|
cmd->body.srcRect.bottom = sdirty->bottom + trans_y;
|
|
|
|
cmd->body.srcImage.sid = sdirty->sid;
|
|
cmd->body.destScreenId = dirty->unit->unit;
|
|
|
|
/* Blits are relative to the destination rect. Translate. */
|
|
for (i = 0; i < dirty->num_hits; ++i, ++blit) {
|
|
blit->left -= sdirty->left;
|
|
blit->right -= sdirty->left;
|
|
blit->top -= sdirty->top;
|
|
blit->bottom -= sdirty->top;
|
|
}
|
|
|
|
vmw_fifo_commit(dirty->dev_priv, region_size + sizeof(*cmd));
|
|
|
|
sdirty->left = sdirty->top = S32_MAX;
|
|
sdirty->right = sdirty->bottom = S32_MIN;
|
|
}
|
|
|
|
/**
|
|
* vmw_sou_surface_clip - Callback to encode a blit surface to screen cliprect.
|
|
*
|
|
* @dirty: The closure structure
|
|
*
|
|
* Encodes a SVGASignedRect cliprect and updates the bounding box of the
|
|
* BLIT_SURFACE_TO_SCREEN command.
|
|
*/
|
|
static void vmw_sou_surface_clip(struct vmw_kms_dirty *dirty)
|
|
{
|
|
struct vmw_kms_sou_surface_dirty *sdirty =
|
|
container_of(dirty, typeof(*sdirty), base);
|
|
struct vmw_kms_sou_dirty_cmd *cmd = dirty->cmd;
|
|
SVGASignedRect *blit = (SVGASignedRect *) &cmd[1];
|
|
|
|
/* Destination rect. */
|
|
blit += dirty->num_hits;
|
|
blit->left = dirty->unit_x1;
|
|
blit->top = dirty->unit_y1;
|
|
blit->right = dirty->unit_x2;
|
|
blit->bottom = dirty->unit_y2;
|
|
|
|
/* Destination bounding box */
|
|
sdirty->left = min_t(s32, sdirty->left, dirty->unit_x1);
|
|
sdirty->top = min_t(s32, sdirty->top, dirty->unit_y1);
|
|
sdirty->right = max_t(s32, sdirty->right, dirty->unit_x2);
|
|
sdirty->bottom = max_t(s32, sdirty->bottom, dirty->unit_y2);
|
|
|
|
dirty->num_hits++;
|
|
}
|
|
|
|
/**
|
|
* vmw_kms_sou_do_surface_dirty - Dirty part of a surface backed framebuffer
|
|
*
|
|
* @dev_priv: Pointer to the device private structure.
|
|
* @framebuffer: Pointer to the surface-buffer backed framebuffer.
|
|
* @clips: Array of clip rects. Either @clips or @vclips must be NULL.
|
|
* @vclips: Alternate array of clip rects. Either @clips or @vclips must
|
|
* be NULL.
|
|
* @srf: Pointer to surface to blit from. If NULL, the surface attached
|
|
* to @framebuffer will be used.
|
|
* @dest_x: X coordinate offset to align @srf with framebuffer coordinates.
|
|
* @dest_y: Y coordinate offset to align @srf with framebuffer coordinates.
|
|
* @num_clips: Number of clip rects in @clips.
|
|
* @inc: Increment to use when looping over @clips.
|
|
* @out_fence: If non-NULL, will return a ref-counted pointer to a
|
|
* struct vmw_fence_obj. The returned fence pointer may be NULL in which
|
|
* case the device has already synchronized.
|
|
*
|
|
* Returns 0 on success, negative error code on failure. -ERESTARTSYS if
|
|
* interrupted.
|
|
*/
|
|
int vmw_kms_sou_do_surface_dirty(struct vmw_private *dev_priv,
|
|
struct vmw_framebuffer *framebuffer,
|
|
struct drm_clip_rect *clips,
|
|
struct drm_vmw_rect *vclips,
|
|
struct vmw_resource *srf,
|
|
s32 dest_x,
|
|
s32 dest_y,
|
|
unsigned num_clips, int inc,
|
|
struct vmw_fence_obj **out_fence)
|
|
{
|
|
struct vmw_framebuffer_surface *vfbs =
|
|
container_of(framebuffer, typeof(*vfbs), base);
|
|
struct vmw_kms_sou_surface_dirty sdirty;
|
|
int ret;
|
|
|
|
if (!srf)
|
|
srf = &vfbs->surface->res;
|
|
|
|
ret = vmw_kms_helper_resource_prepare(srf, true);
|
|
if (ret)
|
|
return ret;
|
|
|
|
sdirty.base.fifo_commit = vmw_sou_surface_fifo_commit;
|
|
sdirty.base.clip = vmw_sou_surface_clip;
|
|
sdirty.base.dev_priv = dev_priv;
|
|
sdirty.base.fifo_reserve_size = sizeof(struct vmw_kms_sou_dirty_cmd) +
|
|
sizeof(SVGASignedRect) * num_clips;
|
|
|
|
sdirty.sid = srf->id;
|
|
sdirty.left = sdirty.top = S32_MAX;
|
|
sdirty.right = sdirty.bottom = S32_MIN;
|
|
sdirty.dst_x = dest_x;
|
|
sdirty.dst_y = dest_y;
|
|
|
|
ret = vmw_kms_helper_dirty(dev_priv, framebuffer, clips, vclips,
|
|
dest_x, dest_y, num_clips, inc,
|
|
&sdirty.base);
|
|
vmw_kms_helper_resource_finish(srf, out_fence);
|
|
|
|
return ret;
|
|
}
|
|
|
|
/**
|
|
* vmw_sou_dmabuf_fifo_commit - Callback to submit a set of readback clips.
|
|
*
|
|
* @dirty: The closure structure.
|
|
*
|
|
* Commits a previously built command buffer of readback clips.
|
|
*/
|
|
static void vmw_sou_dmabuf_fifo_commit(struct vmw_kms_dirty *dirty)
|
|
{
|
|
if (!dirty->num_hits) {
|
|
vmw_fifo_commit(dirty->dev_priv, 0);
|
|
return;
|
|
}
|
|
|
|
vmw_fifo_commit(dirty->dev_priv,
|
|
sizeof(struct vmw_kms_sou_dmabuf_blit) *
|
|
dirty->num_hits);
|
|
}
|
|
|
|
/**
|
|
* vmw_sou_dmabuf_clip - Callback to encode a readback cliprect.
|
|
*
|
|
* @dirty: The closure structure
|
|
*
|
|
* Encodes a BLIT_GMRFB_TO_SCREEN cliprect.
|
|
*/
|
|
static void vmw_sou_dmabuf_clip(struct vmw_kms_dirty *dirty)
|
|
{
|
|
struct vmw_kms_sou_dmabuf_blit *blit = dirty->cmd;
|
|
|
|
blit += dirty->num_hits;
|
|
blit->header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;
|
|
blit->body.destScreenId = dirty->unit->unit;
|
|
blit->body.srcOrigin.x = dirty->fb_x;
|
|
blit->body.srcOrigin.y = dirty->fb_y;
|
|
blit->body.destRect.left = dirty->unit_x1;
|
|
blit->body.destRect.top = dirty->unit_y1;
|
|
blit->body.destRect.right = dirty->unit_x2;
|
|
blit->body.destRect.bottom = dirty->unit_y2;
|
|
dirty->num_hits++;
|
|
}
|
|
|
|
/**
|
|
* vmw_kms_do_dmabuf_dirty - Dirty part of a dma-buffer backed framebuffer
|
|
*
|
|
* @dev_priv: Pointer to the device private structure.
|
|
* @framebuffer: Pointer to the dma-buffer backed framebuffer.
|
|
* @clips: Array of clip rects.
|
|
* @vclips: Alternate array of clip rects. Either @clips or @vclips must
|
|
* be NULL.
|
|
* @num_clips: Number of clip rects in @clips.
|
|
* @increment: Increment to use when looping over @clips.
|
|
* @interruptible: Whether to perform waits interruptible if possible.
|
|
* @out_fence: If non-NULL, will return a ref-counted pointer to a
|
|
* struct vmw_fence_obj. The returned fence pointer may be NULL in which
|
|
* case the device has already synchronized.
|
|
*
|
|
* Returns 0 on success, negative error code on failure. -ERESTARTSYS if
|
|
* interrupted.
|
|
*/
|
|
int vmw_kms_sou_do_dmabuf_dirty(struct vmw_private *dev_priv,
|
|
struct vmw_framebuffer *framebuffer,
|
|
struct drm_clip_rect *clips,
|
|
struct drm_vmw_rect *vclips,
|
|
unsigned num_clips, int increment,
|
|
bool interruptible,
|
|
struct vmw_fence_obj **out_fence)
|
|
{
|
|
struct vmw_dma_buffer *buf =
|
|
container_of(framebuffer, struct vmw_framebuffer_dmabuf,
|
|
base)->buffer;
|
|
struct vmw_kms_dirty dirty;
|
|
int ret;
|
|
|
|
ret = vmw_kms_helper_buffer_prepare(dev_priv, buf, interruptible,
|
|
false);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = do_dmabuf_define_gmrfb(dev_priv, framebuffer);
|
|
if (unlikely(ret != 0))
|
|
goto out_revert;
|
|
|
|
dirty.fifo_commit = vmw_sou_dmabuf_fifo_commit;
|
|
dirty.clip = vmw_sou_dmabuf_clip;
|
|
dirty.fifo_reserve_size = sizeof(struct vmw_kms_sou_dmabuf_blit) *
|
|
num_clips;
|
|
ret = vmw_kms_helper_dirty(dev_priv, framebuffer, clips, vclips,
|
|
0, 0, num_clips, increment, &dirty);
|
|
vmw_kms_helper_buffer_finish(dev_priv, NULL, buf, out_fence, NULL);
|
|
|
|
return ret;
|
|
|
|
out_revert:
|
|
vmw_kms_helper_buffer_revert(buf);
|
|
|
|
return ret;
|
|
}
|
|
|
|
|
|
/**
|
|
* vmw_sou_readback_fifo_commit - Callback to submit a set of readback clips.
|
|
*
|
|
* @dirty: The closure structure.
|
|
*
|
|
* Commits a previously built command buffer of readback clips.
|
|
*/
|
|
static void vmw_sou_readback_fifo_commit(struct vmw_kms_dirty *dirty)
|
|
{
|
|
if (!dirty->num_hits) {
|
|
vmw_fifo_commit(dirty->dev_priv, 0);
|
|
return;
|
|
}
|
|
|
|
vmw_fifo_commit(dirty->dev_priv,
|
|
sizeof(struct vmw_kms_sou_readback_blit) *
|
|
dirty->num_hits);
|
|
}
|
|
|
|
/**
|
|
* vmw_sou_readback_clip - Callback to encode a readback cliprect.
|
|
*
|
|
* @dirty: The closure structure
|
|
*
|
|
* Encodes a BLIT_SCREEN_TO_GMRFB cliprect.
|
|
*/
|
|
static void vmw_sou_readback_clip(struct vmw_kms_dirty *dirty)
|
|
{
|
|
struct vmw_kms_sou_readback_blit *blit = dirty->cmd;
|
|
|
|
blit += dirty->num_hits;
|
|
blit->header = SVGA_CMD_BLIT_SCREEN_TO_GMRFB;
|
|
blit->body.srcScreenId = dirty->unit->unit;
|
|
blit->body.destOrigin.x = dirty->fb_x;
|
|
blit->body.destOrigin.y = dirty->fb_y;
|
|
blit->body.srcRect.left = dirty->unit_x1;
|
|
blit->body.srcRect.top = dirty->unit_y1;
|
|
blit->body.srcRect.right = dirty->unit_x2;
|
|
blit->body.srcRect.bottom = dirty->unit_y2;
|
|
dirty->num_hits++;
|
|
}
|
|
|
|
/**
|
|
* vmw_kms_sou_readback - Perform a readback from the screen object system to
|
|
* a dma-buffer backed framebuffer.
|
|
*
|
|
* @dev_priv: Pointer to the device private structure.
|
|
* @file_priv: Pointer to a struct drm_file identifying the caller.
|
|
* Must be set to NULL if @user_fence_rep is NULL.
|
|
* @vfb: Pointer to the dma-buffer backed framebuffer.
|
|
* @user_fence_rep: User-space provided structure for fence information.
|
|
* Must be set to non-NULL if @file_priv is non-NULL.
|
|
* @vclips: Array of clip rects.
|
|
* @num_clips: Number of clip rects in @vclips.
|
|
*
|
|
* Returns 0 on success, negative error code on failure. -ERESTARTSYS if
|
|
* interrupted.
|
|
*/
|
|
int vmw_kms_sou_readback(struct vmw_private *dev_priv,
|
|
struct drm_file *file_priv,
|
|
struct vmw_framebuffer *vfb,
|
|
struct drm_vmw_fence_rep __user *user_fence_rep,
|
|
struct drm_vmw_rect *vclips,
|
|
uint32_t num_clips)
|
|
{
|
|
struct vmw_dma_buffer *buf =
|
|
container_of(vfb, struct vmw_framebuffer_dmabuf, base)->buffer;
|
|
struct vmw_kms_dirty dirty;
|
|
int ret;
|
|
|
|
ret = vmw_kms_helper_buffer_prepare(dev_priv, buf, true, false);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = do_dmabuf_define_gmrfb(dev_priv, vfb);
|
|
if (unlikely(ret != 0))
|
|
goto out_revert;
|
|
|
|
dirty.fifo_commit = vmw_sou_readback_fifo_commit;
|
|
dirty.clip = vmw_sou_readback_clip;
|
|
dirty.fifo_reserve_size = sizeof(struct vmw_kms_sou_readback_blit) *
|
|
num_clips;
|
|
ret = vmw_kms_helper_dirty(dev_priv, vfb, NULL, vclips,
|
|
0, 0, num_clips, 1, &dirty);
|
|
vmw_kms_helper_buffer_finish(dev_priv, file_priv, buf, NULL,
|
|
user_fence_rep);
|
|
|
|
return ret;
|
|
|
|
out_revert:
|
|
vmw_kms_helper_buffer_revert(buf);
|
|
|
|
return ret;
|
|
}
|