593 lines
18 KiB
C
593 lines
18 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 OR MIT */
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/**************************************************************************
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*
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* Copyright 2009-2022 VMware, Inc., Palo Alto, CA., USA
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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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#ifndef VMWGFX_KMS_H_
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#define VMWGFX_KMS_H_
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#include <drm/drm_encoder.h>
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#include <drm/drm_framebuffer.h>
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#include <drm/drm_probe_helper.h>
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#include "vmwgfx_drv.h"
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/**
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* struct vmw_du_update_plane - Closure structure for vmw_du_helper_plane_update
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* @plane: Plane which is being updated.
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* @old_state: Old state of plane.
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* @dev_priv: Device private.
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* @du: Display unit on which to update the plane.
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* @vfb: Framebuffer which is blitted to display unit.
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* @out_fence: Out fence for resource finish.
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* @mutex: The mutex used to protect resource reservation.
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* @cpu_blit: True if need cpu blit.
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* @intr: Whether to perform waits interruptible if possible.
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*
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* This structure loosely represent the set of operations needed to perform a
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* plane update on a display unit. Implementer will define that functionality
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* according to the function callbacks for this structure. In brief it involves
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* surface/buffer object validation, populate FIFO commands and command
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* submission to the device.
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*/
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struct vmw_du_update_plane {
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/**
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* @calc_fifo_size: Calculate fifo size.
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*
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* Determine fifo size for the commands needed for update. The number of
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* damage clips on display unit @num_hits will be passed to allocate
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* sufficient fifo space.
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*
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* Return: Fifo size needed
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*/
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uint32_t (*calc_fifo_size)(struct vmw_du_update_plane *update,
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uint32_t num_hits);
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/**
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* @post_prepare: Populate fifo for resource preparation.
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*
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* Some surface resource or buffer object need some extra cmd submission
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* like update GB image for proxy surface and define a GMRFB for screen
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* object. That should be done here as this callback will be
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* called after FIFO allocation with the address of command buufer.
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*
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* This callback is optional.
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*
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* Return: Size of commands populated to command buffer.
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*/
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uint32_t (*post_prepare)(struct vmw_du_update_plane *update, void *cmd);
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/**
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* @pre_clip: Populate fifo before clip.
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*
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* This is where pre clip related command should be populated like
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* surface copy/DMA, etc.
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*
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* This callback is optional.
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*
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* Return: Size of commands populated to command buffer.
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*/
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uint32_t (*pre_clip)(struct vmw_du_update_plane *update, void *cmd,
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uint32_t num_hits);
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/**
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* @clip: Populate fifo for clip.
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*
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* This is where to populate clips for surface copy/dma or blit commands
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* if needed. This will be called times have damage in display unit,
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* which is one if doing full update. @clip is the damage in destination
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* coordinates which is crtc/DU and @src_x, @src_y is damage clip src in
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* framebuffer coordinate.
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*
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* This callback is optional.
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*
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* Return: Size of commands populated to command buffer.
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*/
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uint32_t (*clip)(struct vmw_du_update_plane *update, void *cmd,
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struct drm_rect *clip, uint32_t src_x, uint32_t src_y);
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/**
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* @post_clip: Populate fifo after clip.
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*
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* This is where to populate display unit update commands or blit
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* commands.
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*
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* Return: Size of commands populated to command buffer.
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*/
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uint32_t (*post_clip)(struct vmw_du_update_plane *update, void *cmd,
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struct drm_rect *bb);
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struct drm_plane *plane;
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struct drm_plane_state *old_state;
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struct vmw_private *dev_priv;
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struct vmw_display_unit *du;
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struct vmw_framebuffer *vfb;
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struct vmw_fence_obj **out_fence;
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struct mutex *mutex;
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bool cpu_blit;
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bool intr;
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};
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/**
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* struct vmw_du_update_plane_surface - closure structure for surface
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* @base: base closure structure.
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* @cmd_start: FIFO command start address (used by SOU only).
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*/
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struct vmw_du_update_plane_surface {
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struct vmw_du_update_plane base;
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/* This member is to handle special case SOU surface update */
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void *cmd_start;
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};
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/**
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* struct vmw_du_update_plane_buffer - Closure structure for buffer object
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* @base: Base closure structure.
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* @fb_left: x1 for fb damage bounding box.
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* @fb_top: y1 for fb damage bounding box.
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*/
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struct vmw_du_update_plane_buffer {
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struct vmw_du_update_plane base;
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int fb_left, fb_top;
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};
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/**
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* struct vmw_kms_dirty - closure structure for the vmw_kms_helper_dirty
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* function.
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*
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* @fifo_commit: Callback that is called once for each display unit after
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* all clip rects. This function must commit the fifo space reserved by the
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* helper. Set up by the caller.
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* @clip: Callback that is called for each cliprect on each display unit.
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* Set up by the caller.
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* @fifo_reserve_size: Fifo size that the helper should try to allocat for
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* each display unit. Set up by the caller.
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* @dev_priv: Pointer to the device private. Set up by the helper.
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* @unit: The current display unit. Set up by the helper before a call to @clip.
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* @cmd: The allocated fifo space. Set up by the helper before the first @clip
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* call.
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* @crtc: The crtc for which to build dirty commands.
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* @num_hits: Number of clip rect commands for this display unit.
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* Cleared by the helper before the first @clip call. Updated by the @clip
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* callback.
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* @fb_x: Clip rect left side in framebuffer coordinates.
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* @fb_y: Clip rect right side in framebuffer coordinates.
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* @unit_x1: Clip rect left side in crtc coordinates.
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* @unit_y1: Clip rect top side in crtc coordinates.
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* @unit_x2: Clip rect right side in crtc coordinates.
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* @unit_y2: Clip rect bottom side in crtc coordinates.
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*
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* The clip rect coordinates are updated by the helper for each @clip call.
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* Note that this may be derived from if more info needs to be passed between
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* helper caller and helper callbacks.
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*/
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struct vmw_kms_dirty {
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void (*fifo_commit)(struct vmw_kms_dirty *);
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void (*clip)(struct vmw_kms_dirty *);
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size_t fifo_reserve_size;
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struct vmw_private *dev_priv;
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struct vmw_display_unit *unit;
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void *cmd;
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struct drm_crtc *crtc;
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u32 num_hits;
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s32 fb_x;
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s32 fb_y;
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s32 unit_x1;
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s32 unit_y1;
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s32 unit_x2;
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s32 unit_y2;
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};
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#define VMWGFX_NUM_DISPLAY_UNITS 8
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#define vmw_framebuffer_to_vfb(x) \
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container_of(x, struct vmw_framebuffer, base)
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#define vmw_framebuffer_to_vfbs(x) \
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container_of(x, struct vmw_framebuffer_surface, base.base)
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#define vmw_framebuffer_to_vfbd(x) \
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container_of(x, struct vmw_framebuffer_bo, base.base)
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/**
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* Base class for framebuffers
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*
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* @pin is called the when ever a crtc uses this framebuffer
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* @unpin is called
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*/
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struct vmw_framebuffer {
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struct drm_framebuffer base;
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int (*pin)(struct vmw_framebuffer *fb);
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int (*unpin)(struct vmw_framebuffer *fb);
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bool bo;
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uint32_t user_handle;
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};
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/*
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* Clip rectangle
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*/
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struct vmw_clip_rect {
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int x1, x2, y1, y2;
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};
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struct vmw_framebuffer_surface {
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struct vmw_framebuffer base;
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struct vmw_surface *surface;
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struct vmw_buffer_object *buffer;
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struct list_head head;
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bool is_bo_proxy; /* true if this is proxy surface for DMA buf */
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};
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struct vmw_framebuffer_bo {
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struct vmw_framebuffer base;
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struct vmw_buffer_object *buffer;
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};
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static const uint32_t __maybe_unused vmw_primary_plane_formats[] = {
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DRM_FORMAT_XRGB1555,
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DRM_FORMAT_RGB565,
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DRM_FORMAT_XRGB8888,
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DRM_FORMAT_ARGB8888,
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};
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static const uint32_t __maybe_unused vmw_cursor_plane_formats[] = {
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DRM_FORMAT_ARGB8888,
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};
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#define vmw_crtc_state_to_vcs(x) container_of(x, struct vmw_crtc_state, base)
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#define vmw_plane_state_to_vps(x) container_of(x, struct vmw_plane_state, base)
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#define vmw_connector_state_to_vcs(x) \
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container_of(x, struct vmw_connector_state, base)
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#define vmw_plane_to_vcp(x) container_of(x, struct vmw_cursor_plane, base)
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/**
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* Derived class for crtc state object
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*
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* @base DRM crtc object
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*/
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struct vmw_crtc_state {
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struct drm_crtc_state base;
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};
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struct vmw_cursor_plane_state {
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struct ttm_buffer_object *bo;
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struct ttm_bo_kmap_obj map;
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bool mapped;
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s32 hotspot_x;
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s32 hotspot_y;
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};
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/**
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* Derived class for plane state object
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*
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* @base DRM plane object
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* @surf Display surface for STDU
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* @bo display bo for SOU
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* @content_fb_type Used by STDU.
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* @bo_size Size of the bo, used by Screen Object Display Unit
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* @pinned pin count for STDU display surface
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*/
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struct vmw_plane_state {
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struct drm_plane_state base;
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struct vmw_surface *surf;
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struct vmw_buffer_object *bo;
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int content_fb_type;
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unsigned long bo_size;
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int pinned;
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/* For CPU Blit */
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unsigned int cpp;
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bool surf_mapped;
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struct vmw_cursor_plane_state cursor;
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};
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/**
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* Derived class for connector state object
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*
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* @base DRM connector object
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* @is_implicit connector property
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*
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*/
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struct vmw_connector_state {
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struct drm_connector_state base;
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/**
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* @gui_x:
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*
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* vmwgfx connector property representing the x position of this display
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* unit (connector is synonymous to display unit) in overall topology.
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* This is what the device expect as xRoot while creating screen.
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*/
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int gui_x;
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/**
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* @gui_y:
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*
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* vmwgfx connector property representing the y position of this display
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* unit (connector is synonymous to display unit) in overall topology.
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* This is what the device expect as yRoot while creating screen.
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*/
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int gui_y;
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};
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/**
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* Derived class for cursor plane object
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*
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* @base DRM plane object
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* @cursor.cursor_mobs Cursor mobs available for re-use
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*/
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struct vmw_cursor_plane {
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struct drm_plane base;
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struct ttm_buffer_object *cursor_mobs[3];
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};
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/**
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* Base class display unit.
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*
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* Since the SVGA hw doesn't have a concept of a crtc, encoder or connector
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* so the display unit is all of them at the same time. This is true for both
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* legacy multimon and screen objects.
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*/
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struct vmw_display_unit {
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struct drm_crtc crtc;
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struct drm_encoder encoder;
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struct drm_connector connector;
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struct drm_plane primary;
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struct vmw_cursor_plane cursor;
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struct vmw_surface *cursor_surface;
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struct vmw_buffer_object *cursor_bo;
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size_t cursor_age;
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int cursor_x;
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int cursor_y;
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int hotspot_x;
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int hotspot_y;
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|
|
s32 core_hotspot_x;
|
||
|
|
s32 core_hotspot_y;
|
||
|
|
|
||
|
|
unsigned unit;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Prefered mode tracking.
|
||
|
|
*/
|
||
|
|
unsigned pref_width;
|
||
|
|
unsigned pref_height;
|
||
|
|
bool pref_active;
|
||
|
|
struct drm_display_mode *pref_mode;
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Gui positioning
|
||
|
|
*/
|
||
|
|
int gui_x;
|
||
|
|
int gui_y;
|
||
|
|
bool is_implicit;
|
||
|
|
int set_gui_x;
|
||
|
|
int set_gui_y;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct vmw_validation_ctx {
|
||
|
|
struct vmw_resource *res;
|
||
|
|
struct vmw_buffer_object *buf;
|
||
|
|
};
|
||
|
|
|
||
|
|
#define vmw_crtc_to_du(x) \
|
||
|
|
container_of(x, struct vmw_display_unit, crtc)
|
||
|
|
#define vmw_connector_to_du(x) \
|
||
|
|
container_of(x, struct vmw_display_unit, connector)
|
||
|
|
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Shared display unit functions - vmwgfx_kms.c
|
||
|
|
*/
|
||
|
|
void vmw_du_cleanup(struct vmw_display_unit *du);
|
||
|
|
void vmw_du_crtc_save(struct drm_crtc *crtc);
|
||
|
|
void vmw_du_crtc_restore(struct drm_crtc *crtc);
|
||
|
|
int vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
|
||
|
|
u16 *r, u16 *g, u16 *b,
|
||
|
|
uint32_t size,
|
||
|
|
struct drm_modeset_acquire_ctx *ctx);
|
||
|
|
int vmw_du_connector_set_property(struct drm_connector *connector,
|
||
|
|
struct drm_property *property,
|
||
|
|
uint64_t val);
|
||
|
|
int vmw_du_connector_atomic_set_property(struct drm_connector *connector,
|
||
|
|
struct drm_connector_state *state,
|
||
|
|
struct drm_property *property,
|
||
|
|
uint64_t val);
|
||
|
|
int
|
||
|
|
vmw_du_connector_atomic_get_property(struct drm_connector *connector,
|
||
|
|
const struct drm_connector_state *state,
|
||
|
|
struct drm_property *property,
|
||
|
|
uint64_t *val);
|
||
|
|
int vmw_du_connector_dpms(struct drm_connector *connector, int mode);
|
||
|
|
void vmw_du_connector_save(struct drm_connector *connector);
|
||
|
|
void vmw_du_connector_restore(struct drm_connector *connector);
|
||
|
|
enum drm_connector_status
|
||
|
|
vmw_du_connector_detect(struct drm_connector *connector, bool force);
|
||
|
|
int vmw_du_connector_fill_modes(struct drm_connector *connector,
|
||
|
|
uint32_t max_width, uint32_t max_height);
|
||
|
|
int vmw_kms_helper_dirty(struct vmw_private *dev_priv,
|
||
|
|
struct vmw_framebuffer *framebuffer,
|
||
|
|
const struct drm_clip_rect *clips,
|
||
|
|
const struct drm_vmw_rect *vclips,
|
||
|
|
s32 dest_x, s32 dest_y,
|
||
|
|
int num_clips,
|
||
|
|
int increment,
|
||
|
|
struct vmw_kms_dirty *dirty);
|
||
|
|
|
||
|
|
void vmw_kms_helper_validation_finish(struct vmw_private *dev_priv,
|
||
|
|
struct drm_file *file_priv,
|
||
|
|
struct vmw_validation_context *ctx,
|
||
|
|
struct vmw_fence_obj **out_fence,
|
||
|
|
struct drm_vmw_fence_rep __user *
|
||
|
|
user_fence_rep);
|
||
|
|
int vmw_kms_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_framebuffer *
|
||
|
|
vmw_kms_new_framebuffer(struct vmw_private *dev_priv,
|
||
|
|
struct vmw_buffer_object *bo,
|
||
|
|
struct vmw_surface *surface,
|
||
|
|
bool only_2d,
|
||
|
|
const struct drm_mode_fb_cmd2 *mode_cmd);
|
||
|
|
void vmw_guess_mode_timing(struct drm_display_mode *mode);
|
||
|
|
void vmw_kms_update_implicit_fb(struct vmw_private *dev_priv);
|
||
|
|
void vmw_kms_create_implicit_placement_property(struct vmw_private *dev_priv);
|
||
|
|
|
||
|
|
/* Universal Plane Helpers */
|
||
|
|
void vmw_du_primary_plane_destroy(struct drm_plane *plane);
|
||
|
|
void vmw_du_cursor_plane_destroy(struct drm_plane *plane);
|
||
|
|
|
||
|
|
/* Atomic Helpers */
|
||
|
|
int vmw_du_primary_plane_atomic_check(struct drm_plane *plane,
|
||
|
|
struct drm_atomic_state *state);
|
||
|
|
int vmw_du_cursor_plane_atomic_check(struct drm_plane *plane,
|
||
|
|
struct drm_atomic_state *state);
|
||
|
|
void vmw_du_cursor_plane_atomic_update(struct drm_plane *plane,
|
||
|
|
struct drm_atomic_state *state);
|
||
|
|
int vmw_du_cursor_plane_prepare_fb(struct drm_plane *plane,
|
||
|
|
struct drm_plane_state *new_state);
|
||
|
|
void vmw_du_cursor_plane_cleanup_fb(struct drm_plane *plane,
|
||
|
|
struct drm_plane_state *old_state);
|
||
|
|
void vmw_du_plane_cleanup_fb(struct drm_plane *plane,
|
||
|
|
struct drm_plane_state *old_state);
|
||
|
|
void vmw_du_plane_reset(struct drm_plane *plane);
|
||
|
|
struct drm_plane_state *vmw_du_plane_duplicate_state(struct drm_plane *plane);
|
||
|
|
void vmw_du_plane_destroy_state(struct drm_plane *plane,
|
||
|
|
struct drm_plane_state *state);
|
||
|
|
void vmw_du_plane_unpin_surf(struct vmw_plane_state *vps,
|
||
|
|
bool unreference);
|
||
|
|
|
||
|
|
int vmw_du_crtc_atomic_check(struct drm_crtc *crtc,
|
||
|
|
struct drm_atomic_state *state);
|
||
|
|
void vmw_du_crtc_atomic_begin(struct drm_crtc *crtc,
|
||
|
|
struct drm_atomic_state *state);
|
||
|
|
void vmw_du_crtc_atomic_flush(struct drm_crtc *crtc,
|
||
|
|
struct drm_atomic_state *state);
|
||
|
|
void vmw_du_crtc_reset(struct drm_crtc *crtc);
|
||
|
|
struct drm_crtc_state *vmw_du_crtc_duplicate_state(struct drm_crtc *crtc);
|
||
|
|
void vmw_du_crtc_destroy_state(struct drm_crtc *crtc,
|
||
|
|
struct drm_crtc_state *state);
|
||
|
|
void vmw_du_connector_reset(struct drm_connector *connector);
|
||
|
|
struct drm_connector_state *
|
||
|
|
vmw_du_connector_duplicate_state(struct drm_connector *connector);
|
||
|
|
|
||
|
|
void vmw_du_connector_destroy_state(struct drm_connector *connector,
|
||
|
|
struct drm_connector_state *state);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Legacy display unit functions - vmwgfx_ldu.c
|
||
|
|
*/
|
||
|
|
int vmw_kms_ldu_init_display(struct vmw_private *dev_priv);
|
||
|
|
int vmw_kms_ldu_close_display(struct vmw_private *dev_priv);
|
||
|
|
int vmw_kms_update_proxy(struct vmw_resource *res,
|
||
|
|
const struct drm_clip_rect *clips,
|
||
|
|
unsigned num_clips,
|
||
|
|
int increment);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Screen Objects display functions - vmwgfx_scrn.c
|
||
|
|
*/
|
||
|
|
int vmw_kms_sou_init_display(struct vmw_private *dev_priv);
|
||
|
|
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 drm_crtc *crtc);
|
||
|
|
int vmw_kms_sou_do_bo_dirty(struct vmw_private *dev_priv,
|
||
|
|
struct vmw_framebuffer *framebuffer,
|
||
|
|
struct drm_clip_rect *clips,
|
||
|
|
struct drm_vmw_rect *vclips,
|
||
|
|
unsigned int num_clips, int increment,
|
||
|
|
bool interruptible,
|
||
|
|
struct vmw_fence_obj **out_fence,
|
||
|
|
struct drm_crtc *crtc);
|
||
|
|
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 drm_crtc *crtc);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Screen Target Display Unit functions - vmwgfx_stdu.c
|
||
|
|
*/
|
||
|
|
int vmw_kms_stdu_init_display(struct vmw_private *dev_priv);
|
||
|
|
int vmw_kms_stdu_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 drm_crtc *crtc);
|
||
|
|
int vmw_kms_stdu_dma(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_clip_rect *clips,
|
||
|
|
struct drm_vmw_rect *vclips,
|
||
|
|
uint32_t num_clips,
|
||
|
|
int increment,
|
||
|
|
bool to_surface,
|
||
|
|
bool interruptible,
|
||
|
|
struct drm_crtc *crtc);
|
||
|
|
|
||
|
|
int vmw_du_helper_plane_update(struct vmw_du_update_plane *update);
|
||
|
|
|
||
|
|
/**
|
||
|
|
* vmw_du_translate_to_crtc - Translate a rect from framebuffer to crtc
|
||
|
|
* @state: Plane state.
|
||
|
|
* @r: Rectangle to translate.
|
||
|
|
*/
|
||
|
|
static inline void vmw_du_translate_to_crtc(struct drm_plane_state *state,
|
||
|
|
struct drm_rect *r)
|
||
|
|
{
|
||
|
|
int translate_crtc_x = -((state->src_x >> 16) - state->crtc_x);
|
||
|
|
int translate_crtc_y = -((state->src_y >> 16) - state->crtc_y);
|
||
|
|
|
||
|
|
drm_rect_translate(r, translate_crtc_x, translate_crtc_y);
|
||
|
|
}
|
||
|
|
|
||
|
|
#endif
|