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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_kms.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c203
1 files changed, 157 insertions, 46 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index bbc7c4c..f1d6261 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -30,6 +30,8 @@
/* Might need a hrtimer here? */
#define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1)
+static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb);
+static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb);
void vmw_display_unit_cleanup(struct vmw_display_unit *du)
{
@@ -326,6 +328,7 @@ int vmw_framebuffer_create_handle(struct drm_framebuffer *fb,
struct vmw_framebuffer_surface {
struct vmw_framebuffer base;
struct vmw_surface *surface;
+ struct vmw_dma_buffer *buffer;
struct delayed_work d_work;
struct mutex work_lock;
bool present_fs;
@@ -500,8 +503,8 @@ int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
vfbs->base.base.depth = 24;
vfbs->base.base.width = width;
vfbs->base.base.height = height;
- vfbs->base.pin = NULL;
- vfbs->base.unpin = NULL;
+ vfbs->base.pin = &vmw_surface_dmabuf_pin;
+ vfbs->base.unpin = &vmw_surface_dmabuf_unpin;
vfbs->surface = surface;
mutex_init(&vfbs->work_lock);
INIT_DELAYED_WORK(&vfbs->d_work, &vmw_framebuffer_present_fs_callback);
@@ -589,6 +592,40 @@ static struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs = {
.create_handle = vmw_framebuffer_create_handle,
};
+static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb)
+{
+ struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
+ struct vmw_framebuffer_surface *vfbs =
+ vmw_framebuffer_to_vfbs(&vfb->base);
+ unsigned long size = vfbs->base.base.pitch * vfbs->base.base.height;
+ int ret;
+
+ vfbs->buffer = kzalloc(sizeof(*vfbs->buffer), GFP_KERNEL);
+ if (unlikely(vfbs->buffer == NULL))
+ return -ENOMEM;
+
+ vmw_overlay_pause_all(dev_priv);
+ ret = vmw_dmabuf_init(dev_priv, vfbs->buffer, size,
+ &vmw_vram_ne_placement,
+ false, &vmw_dmabuf_bo_free);
+ vmw_overlay_resume_all(dev_priv);
+
+ return ret;
+}
+
+static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb)
+{
+ struct ttm_buffer_object *bo;
+ struct vmw_framebuffer_surface *vfbs =
+ vmw_framebuffer_to_vfbs(&vfb->base);
+
+ bo = &vfbs->buffer->base;
+ ttm_bo_unref(&bo);
+ vfbs->buffer = NULL;
+
+ return 0;
+}
+
static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer *vfb)
{
struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
@@ -596,33 +633,15 @@ static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer *vfb)
vmw_framebuffer_to_vfbd(&vfb->base);
int ret;
+
vmw_overlay_pause_all(dev_priv);
ret = vmw_dmabuf_to_start_of_vram(dev_priv, vfbd->buffer);
- if (dev_priv->capabilities & SVGA_CAP_MULTIMON) {
- vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 1);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_IS_PRIMARY, true);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_X, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_Y, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_WIDTH, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_HEIGHT, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
-
- vmw_write(dev_priv, SVGA_REG_ENABLE, 1);
- vmw_write(dev_priv, SVGA_REG_WIDTH, vfb->base.width);
- vmw_write(dev_priv, SVGA_REG_HEIGHT, vfb->base.height);
- vmw_write(dev_priv, SVGA_REG_BITS_PER_PIXEL, vfb->base.bits_per_pixel);
- vmw_write(dev_priv, SVGA_REG_DEPTH, vfb->base.depth);
- vmw_write(dev_priv, SVGA_REG_RED_MASK, 0x00ff0000);
- vmw_write(dev_priv, SVGA_REG_GREEN_MASK, 0x0000ff00);
- vmw_write(dev_priv, SVGA_REG_BLUE_MASK, 0x000000ff);
- } else
- WARN_ON(true);
-
vmw_overlay_resume_all(dev_priv);
+ WARN_ON(ret != 0);
+
return 0;
}
@@ -668,7 +687,7 @@ int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
/* XXX get the first 3 from the surface info */
vfbd->base.base.bits_per_pixel = 32;
- vfbd->base.base.pitch = width * 32 / 4;
+ vfbd->base.base.pitch = width * vfbd->base.base.bits_per_pixel / 8;
vfbd->base.base.depth = 24;
vfbd->base.base.width = width;
vfbd->base.base.height = height;
@@ -765,8 +784,9 @@ int vmw_kms_init(struct vmw_private *dev_priv)
dev->mode_config.funcs = &vmw_kms_funcs;
dev->mode_config.min_width = 1;
dev->mode_config.min_height = 1;
- dev->mode_config.max_width = dev_priv->fb_max_width;
- dev->mode_config.max_height = dev_priv->fb_max_height;
+ /* assumed largest fb size */
+ dev->mode_config.max_width = 8192;
+ dev->mode_config.max_height = 8192;
ret = vmw_kms_init_legacy_display_system(dev_priv);
@@ -826,49 +846,140 @@ out:
return ret;
}
+void vmw_kms_write_svga(struct vmw_private *vmw_priv,
+ unsigned width, unsigned height, unsigned pitch,
+ unsigned bbp, unsigned depth)
+{
+ if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
+ vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch);
+ else if (vmw_fifo_have_pitchlock(vmw_priv))
+ iowrite32(pitch, vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
+ vmw_write(vmw_priv, SVGA_REG_WIDTH, width);
+ vmw_write(vmw_priv, SVGA_REG_HEIGHT, height);
+ vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bbp);
+ vmw_write(vmw_priv, SVGA_REG_DEPTH, depth);
+ vmw_write(vmw_priv, SVGA_REG_RED_MASK, 0x00ff0000);
+ vmw_write(vmw_priv, SVGA_REG_GREEN_MASK, 0x0000ff00);
+ vmw_write(vmw_priv, SVGA_REG_BLUE_MASK, 0x000000ff);
+}
+
int vmw_kms_save_vga(struct vmw_private *vmw_priv)
{
- /*
- * setup a single multimon monitor with the size
- * of 0x0, this stops the UI from resizing when we
- * change the framebuffer size
- */
- if (vmw_priv->capabilities & SVGA_CAP_MULTIMON) {
- vmw_write(vmw_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 1);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, true);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
- }
+ struct vmw_vga_topology_state *save;
+ uint32_t i;
vmw_priv->vga_width = vmw_read(vmw_priv, SVGA_REG_WIDTH);
vmw_priv->vga_height = vmw_read(vmw_priv, SVGA_REG_HEIGHT);
- vmw_priv->vga_bpp = vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL);
vmw_priv->vga_depth = vmw_read(vmw_priv, SVGA_REG_DEPTH);
+ vmw_priv->vga_bpp = vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL);
vmw_priv->vga_pseudo = vmw_read(vmw_priv, SVGA_REG_PSEUDOCOLOR);
vmw_priv->vga_red_mask = vmw_read(vmw_priv, SVGA_REG_RED_MASK);
- vmw_priv->vga_green_mask = vmw_read(vmw_priv, SVGA_REG_GREEN_MASK);
vmw_priv->vga_blue_mask = vmw_read(vmw_priv, SVGA_REG_BLUE_MASK);
+ vmw_priv->vga_green_mask = vmw_read(vmw_priv, SVGA_REG_GREEN_MASK);
+ if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
+ vmw_priv->vga_pitchlock =
+ vmw_read(vmw_priv, SVGA_REG_PITCHLOCK);
+ else if (vmw_fifo_have_pitchlock(vmw_priv))
+ vmw_priv->vga_pitchlock = ioread32(vmw_priv->mmio_virt +
+ SVGA_FIFO_PITCHLOCK);
+
+ if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
+ return 0;
+ vmw_priv->num_displays = vmw_read(vmw_priv,
+ SVGA_REG_NUM_GUEST_DISPLAYS);
+
+ for (i = 0; i < vmw_priv->num_displays; ++i) {
+ save = &vmw_priv->vga_save[i];
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
+ save->primary = vmw_read(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY);
+ save->pos_x = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_X);
+ save->pos_y = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y);
+ save->width = vmw_read(vmw_priv, SVGA_REG_DISPLAY_WIDTH);
+ save->height = vmw_read(vmw_priv, SVGA_REG_DISPLAY_HEIGHT);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
+ }
return 0;
}
int vmw_kms_restore_vga(struct vmw_private *vmw_priv)
{
+ struct vmw_vga_topology_state *save;
+ uint32_t i;
+
vmw_write(vmw_priv, SVGA_REG_WIDTH, vmw_priv->vga_width);
vmw_write(vmw_priv, SVGA_REG_HEIGHT, vmw_priv->vga_height);
- vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, vmw_priv->vga_bpp);
vmw_write(vmw_priv, SVGA_REG_DEPTH, vmw_priv->vga_depth);
+ vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, vmw_priv->vga_bpp);
vmw_write(vmw_priv, SVGA_REG_PSEUDOCOLOR, vmw_priv->vga_pseudo);
vmw_write(vmw_priv, SVGA_REG_RED_MASK, vmw_priv->vga_red_mask);
vmw_write(vmw_priv, SVGA_REG_GREEN_MASK, vmw_priv->vga_green_mask);
vmw_write(vmw_priv, SVGA_REG_BLUE_MASK, vmw_priv->vga_blue_mask);
+ if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
+ vmw_write(vmw_priv, SVGA_REG_PITCHLOCK,
+ vmw_priv->vga_pitchlock);
+ else if (vmw_fifo_have_pitchlock(vmw_priv))
+ iowrite32(vmw_priv->vga_pitchlock,
+ vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
+
+ if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
+ return 0;
- /* TODO check for multimon */
- vmw_write(vmw_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 0);
+ for (i = 0; i < vmw_priv->num_displays; ++i) {
+ save = &vmw_priv->vga_save[i];
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, save->primary);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, save->pos_x);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, save->pos_y);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, save->width);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, save->height);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
+ }
return 0;
}
+
+int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct vmw_private *dev_priv = vmw_priv(dev);
+ struct drm_vmw_update_layout_arg *arg =
+ (struct drm_vmw_update_layout_arg *)data;
+ struct vmw_master *vmaster = vmw_master(file_priv->master);
+ void __user *user_rects;
+ struct drm_vmw_rect *rects;
+ unsigned rects_size;
+ int ret;
+
+ ret = ttm_read_lock(&vmaster->lock, true);
+ if (unlikely(ret != 0))
+ return ret;
+
+ if (!arg->num_outputs) {
+ struct drm_vmw_rect def_rect = {0, 0, 800, 600};
+ vmw_kms_ldu_update_layout(dev_priv, 1, &def_rect);
+ goto out_unlock;
+ }
+
+ rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect);
+ rects = kzalloc(rects_size, GFP_KERNEL);
+ if (unlikely(!rects)) {
+ ret = -ENOMEM;
+ goto out_unlock;
+ }
+
+ user_rects = (void __user *)(unsigned long)arg->rects;
+ ret = copy_from_user(rects, user_rects, rects_size);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Failed to get rects.\n");
+ goto out_free;
+ }
+
+ vmw_kms_ldu_update_layout(dev_priv, arg->num_outputs, rects);
+
+out_free:
+ kfree(rects);
+out_unlock:
+ ttm_read_unlock(&vmaster->lock);
+ return ret;
+}
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