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drm/vmwgfx: Implement SOU plane update for BO backed fb 

Using the new interface implement SOU plane update for BO backed fb.

v2: Rebase to new resource validation.

Signed-off-by: Deepak Rawat <drawat@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
hifive-unleashed-5.1
Deepak Rawat 2018-08-08 15:02:48 -07:00 committed by Thomas Hellstrom
parent 43d1e62714
commit 5d35abade4
1 changed files with 101 additions and 0 deletions
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101
drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
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@ -76,6 +76,11 @@ struct vmw_kms_sou_dirty_cmd {
SVGA3dCmdBlitSurfaceToScreen body;
};
struct vmw_kms_sou_define_gmrfb {
uint32_t header;
SVGAFifoCmdDefineGMRFB body;
};
/**
* Display unit using screen objects.
*/
@ -498,6 +503,102 @@ vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane,
return vmw_bo_pin_in_vram(dev_priv, vps->bo, true);
}
static uint32_t vmw_sou_bo_fifo_size(struct vmw_du_update_plane *update,
uint32_t num_hits)
{
return sizeof(struct vmw_kms_sou_define_gmrfb) +
sizeof(struct vmw_kms_sou_bo_blit) * num_hits;
}
static uint32_t vmw_sou_bo_define_gmrfb(struct vmw_du_update_plane *update,
void *cmd)
{
struct vmw_framebuffer_bo *vfbbo =
container_of(update->vfb, typeof(*vfbbo), base);
struct vmw_kms_sou_define_gmrfb *gmr = cmd;
int depth = update->vfb->base.format->depth;
/* 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;
gmr->header = SVGA_CMD_DEFINE_GMRFB;
gmr->body.format.bitsPerPixel = update->vfb->base.format->cpp[0] * 8;
gmr->body.format.colorDepth = depth;
gmr->body.format.reserved = 0;
gmr->body.bytesPerLine = update->vfb->base.pitches[0];
vmw_bo_get_guest_ptr(&vfbbo->buffer->base, &gmr->body.ptr);
return sizeof(*gmr);
}
static uint32_t vmw_sou_bo_populate_clip(struct vmw_du_update_plane *update,
void *cmd, struct drm_rect *clip,
uint32_t fb_x, uint32_t fb_y)
{
struct vmw_kms_sou_bo_blit *blit = cmd;
blit->header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN;
blit->body.destScreenId = update->du->unit;
blit->body.srcOrigin.x = fb_x;
blit->body.srcOrigin.y = fb_y;
blit->body.destRect.left = clip->x1;
blit->body.destRect.top = clip->y1;
blit->body.destRect.right = clip->x2;
blit->body.destRect.bottom = clip->y2;
return sizeof(*blit);
}
static uint32_t vmw_stud_bo_post_clip(struct vmw_du_update_plane *update,
void *cmd, struct drm_rect *bb)
{
return 0;
}
/**
* vmw_sou_plane_update_bo - Update display unit for bo backed fb.
* @dev_priv: Device private.
* @plane: Plane state.
* @old_state: Old plane state.
* @vfb: Framebuffer which is blitted to display unit.
* @out_fence: If non-NULL, will return a ref-counted pointer to vmw_fence_obj.
* The returned fence pointer may be NULL in which case the device
* has already synchronized.
*
* Return: 0 on success or a negative error code on failure.
*/
static int vmw_sou_plane_update_bo(struct vmw_private *dev_priv,
struct drm_plane *plane,
struct drm_plane_state *old_state,
struct vmw_framebuffer *vfb,
struct vmw_fence_obj **out_fence)
{
struct vmw_du_update_plane_buffer bo_update;
memset(&bo_update, 0, sizeof(struct vmw_du_update_plane_buffer));
bo_update.base.plane = plane;
bo_update.base.old_state = old_state;
bo_update.base.dev_priv = dev_priv;
bo_update.base.du = vmw_crtc_to_du(plane->state->crtc);
bo_update.base.vfb = vfb;
bo_update.base.out_fence = out_fence;
bo_update.base.mutex = NULL;
bo_update.base.cpu_blit = false;
bo_update.base.intr = true;
bo_update.base.calc_fifo_size = vmw_sou_bo_fifo_size;
bo_update.base.post_prepare = vmw_sou_bo_define_gmrfb;
bo_update.base.clip = vmw_sou_bo_populate_clip;
bo_update.base.post_clip = vmw_stud_bo_post_clip;
return vmw_du_helper_plane_update(&bo_update.base);
}
static uint32_t vmw_sou_surface_fifo_size(struct vmw_du_update_plane *update,
uint32_t num_hits)
{