0,0 → 1,2073 |
/************************************************************************** |
* |
* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA |
* All Rights Reserved. |
* |
* Permission is hereby granted, free of charge, to any person obtaining a |
* copy of this software and associated documentation files (the |
* "Software"), to deal in the Software without restriction, including |
* without limitation the rights to use, copy, modify, merge, publish, |
* distribute, sub license, and/or sell copies of the Software, and to |
* permit persons to whom the Software is furnished to do so, subject to |
* the following conditions: |
* |
* The above copyright notice and this permission notice (including the |
* next paragraph) shall be included in all copies or substantial portions |
* of the Software. |
* |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL |
* THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, |
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR |
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE |
* USE OR OTHER DEALINGS IN THE SOFTWARE. |
* |
**************************************************************************/ |
|
#include "vmwgfx_kms.h" |
|
|
/* Might need a hrtimer here? */ |
#define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1) |
|
|
struct vmw_clip_rect { |
int x1, x2, y1, y2; |
}; |
|
/** |
* Clip @num_rects number of @rects against @clip storing the |
* results in @out_rects and the number of passed rects in @out_num. |
*/ |
void vmw_clip_cliprects(struct drm_clip_rect *rects, |
int num_rects, |
struct vmw_clip_rect clip, |
SVGASignedRect *out_rects, |
int *out_num) |
{ |
int i, k; |
|
for (i = 0, k = 0; i < num_rects; i++) { |
int x1 = max_t(int, clip.x1, rects[i].x1); |
int y1 = max_t(int, clip.y1, rects[i].y1); |
int x2 = min_t(int, clip.x2, rects[i].x2); |
int y2 = min_t(int, clip.y2, rects[i].y2); |
|
if (x1 >= x2) |
continue; |
if (y1 >= y2) |
continue; |
|
out_rects[k].left = x1; |
out_rects[k].top = y1; |
out_rects[k].right = x2; |
out_rects[k].bottom = y2; |
k++; |
} |
|
*out_num = k; |
} |
|
void vmw_display_unit_cleanup(struct vmw_display_unit *du) |
{ |
// if (du->cursor_surface) |
// vmw_surface_unreference(&du->cursor_surface); |
// if (du->cursor_dmabuf) |
// vmw_dmabuf_unreference(&du->cursor_dmabuf); |
drm_crtc_cleanup(&du->crtc); |
drm_encoder_cleanup(&du->encoder); |
drm_connector_cleanup(&du->connector); |
} |
|
#if 0 |
/* |
* Display Unit Cursor functions |
*/ |
|
int vmw_cursor_update_image(struct vmw_private *dev_priv, |
u32 *image, u32 width, u32 height, |
u32 hotspotX, u32 hotspotY) |
{ |
struct { |
u32 cmd; |
SVGAFifoCmdDefineAlphaCursor cursor; |
} *cmd; |
u32 image_size = width * height * 4; |
u32 cmd_size = sizeof(*cmd) + image_size; |
|
if (!image) |
return -EINVAL; |
|
cmd = vmw_fifo_reserve(dev_priv, cmd_size); |
if (unlikely(cmd == NULL)) { |
DRM_ERROR("Fifo reserve failed.\n"); |
return -ENOMEM; |
} |
|
memset(cmd, 0, sizeof(*cmd)); |
|
memcpy(&cmd[1], image, image_size); |
|
cmd->cmd = cpu_to_le32(SVGA_CMD_DEFINE_ALPHA_CURSOR); |
cmd->cursor.id = cpu_to_le32(0); |
cmd->cursor.width = cpu_to_le32(width); |
cmd->cursor.height = cpu_to_le32(height); |
cmd->cursor.hotspotX = cpu_to_le32(hotspotX); |
cmd->cursor.hotspotY = cpu_to_le32(hotspotY); |
|
vmw_fifo_commit(dev_priv, cmd_size); |
|
return 0; |
} |
|
int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv, |
struct vmw_dma_buffer *dmabuf, |
u32 width, u32 height, |
u32 hotspotX, u32 hotspotY) |
{ |
struct ttm_bo_kmap_obj map; |
unsigned long kmap_offset; |
unsigned long kmap_num; |
void *virtual; |
bool dummy; |
int ret; |
|
kmap_offset = 0; |
kmap_num = (width*height*4 + PAGE_SIZE - 1) >> PAGE_SHIFT; |
|
ret = ttm_bo_reserve(&dmabuf->base, true, false, false, 0); |
if (unlikely(ret != 0)) { |
DRM_ERROR("reserve failed\n"); |
return -EINVAL; |
} |
|
ret = ttm_bo_kmap(&dmabuf->base, kmap_offset, kmap_num, &map); |
if (unlikely(ret != 0)) |
goto err_unreserve; |
|
virtual = ttm_kmap_obj_virtual(&map, &dummy); |
ret = vmw_cursor_update_image(dev_priv, virtual, width, height, |
hotspotX, hotspotY); |
|
ttm_bo_kunmap(&map); |
err_unreserve: |
ttm_bo_unreserve(&dmabuf->base); |
|
return ret; |
} |
|
|
void vmw_cursor_update_position(struct vmw_private *dev_priv, |
bool show, int x, int y) |
{ |
__le32 __iomem *fifo_mem = dev_priv->mmio_virt; |
uint32_t count; |
|
iowrite32(show ? 1 : 0, fifo_mem + SVGA_FIFO_CURSOR_ON); |
iowrite32(x, fifo_mem + SVGA_FIFO_CURSOR_X); |
iowrite32(y, fifo_mem + SVGA_FIFO_CURSOR_Y); |
count = ioread32(fifo_mem + SVGA_FIFO_CURSOR_COUNT); |
iowrite32(++count, fifo_mem + SVGA_FIFO_CURSOR_COUNT); |
} |
|
int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, |
uint32_t handle, uint32_t width, uint32_t height) |
{ |
struct vmw_private *dev_priv = vmw_priv(crtc->dev); |
struct vmw_display_unit *du = vmw_crtc_to_du(crtc); |
struct vmw_surface *surface = NULL; |
struct vmw_dma_buffer *dmabuf = NULL; |
int ret; |
|
/* |
* FIXME: Unclear whether there's any global state touched by the |
* cursor_set function, especially vmw_cursor_update_position looks |
* suspicious. For now take the easy route and reacquire all locks. We |
* can do this since the caller in the drm core doesn't check anything |
* which is protected by any looks. |
*/ |
mutex_unlock(&crtc->mutex); |
drm_modeset_lock_all(dev_priv->dev); |
|
/* A lot of the code assumes this */ |
if (handle && (width != 64 || height != 64)) { |
ret = -EINVAL; |
goto out; |
} |
|
if (handle) { |
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; |
|
ret = vmw_user_lookup_handle(dev_priv, tfile, |
handle, &surface, &dmabuf); |
if (ret) { |
DRM_ERROR("failed to find surface or dmabuf: %i\n", ret); |
ret = -EINVAL; |
goto out; |
} |
} |
|
/* need to do this before taking down old image */ |
if (surface && !surface->snooper.image) { |
DRM_ERROR("surface not suitable for cursor\n"); |
vmw_surface_unreference(&surface); |
ret = -EINVAL; |
goto out; |
} |
|
/* takedown old cursor */ |
if (du->cursor_surface) { |
du->cursor_surface->snooper.crtc = NULL; |
vmw_surface_unreference(&du->cursor_surface); |
} |
if (du->cursor_dmabuf) |
vmw_dmabuf_unreference(&du->cursor_dmabuf); |
|
/* setup new image */ |
if (surface) { |
/* vmw_user_surface_lookup takes one reference */ |
du->cursor_surface = surface; |
|
du->cursor_surface->snooper.crtc = crtc; |
du->cursor_age = du->cursor_surface->snooper.age; |
vmw_cursor_update_image(dev_priv, surface->snooper.image, |
64, 64, du->hotspot_x, du->hotspot_y); |
} else if (dmabuf) { |
/* vmw_user_surface_lookup takes one reference */ |
du->cursor_dmabuf = dmabuf; |
|
ret = vmw_cursor_update_dmabuf(dev_priv, dmabuf, width, height, |
du->hotspot_x, du->hotspot_y); |
} else { |
vmw_cursor_update_position(dev_priv, false, 0, 0); |
ret = 0; |
goto out; |
} |
|
vmw_cursor_update_position(dev_priv, true, |
du->cursor_x + du->hotspot_x, |
du->cursor_y + du->hotspot_y); |
|
ret = 0; |
out: |
drm_modeset_unlock_all(dev_priv->dev); |
mutex_lock(&crtc->mutex); |
|
return ret; |
} |
|
int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y) |
{ |
struct vmw_private *dev_priv = vmw_priv(crtc->dev); |
struct vmw_display_unit *du = vmw_crtc_to_du(crtc); |
bool shown = du->cursor_surface || du->cursor_dmabuf ? true : false; |
|
du->cursor_x = x + crtc->x; |
du->cursor_y = y + crtc->y; |
|
/* |
* FIXME: Unclear whether there's any global state touched by the |
* cursor_set function, especially vmw_cursor_update_position looks |
* suspicious. For now take the easy route and reacquire all locks. We |
* can do this since the caller in the drm core doesn't check anything |
* which is protected by any looks. |
*/ |
mutex_unlock(&crtc->mutex); |
drm_modeset_lock_all(dev_priv->dev); |
|
vmw_cursor_update_position(dev_priv, shown, |
du->cursor_x + du->hotspot_x, |
du->cursor_y + du->hotspot_y); |
|
drm_modeset_unlock_all(dev_priv->dev); |
mutex_lock(&crtc->mutex); |
|
return 0; |
} |
|
void vmw_kms_cursor_snoop(struct vmw_surface *srf, |
struct ttm_object_file *tfile, |
struct ttm_buffer_object *bo, |
SVGA3dCmdHeader *header) |
{ |
struct ttm_bo_kmap_obj map; |
unsigned long kmap_offset; |
unsigned long kmap_num; |
SVGA3dCopyBox *box; |
unsigned box_count; |
void *virtual; |
bool dummy; |
struct vmw_dma_cmd { |
SVGA3dCmdHeader header; |
SVGA3dCmdSurfaceDMA dma; |
} *cmd; |
int i, ret; |
|
cmd = container_of(header, struct vmw_dma_cmd, header); |
|
/* No snooper installed */ |
if (!srf->snooper.image) |
return; |
|
if (cmd->dma.host.face != 0 || cmd->dma.host.mipmap != 0) { |
DRM_ERROR("face and mipmap for cursors should never != 0\n"); |
return; |
} |
|
if (cmd->header.size < 64) { |
DRM_ERROR("at least one full copy box must be given\n"); |
return; |
} |
|
box = (SVGA3dCopyBox *)&cmd[1]; |
box_count = (cmd->header.size - sizeof(SVGA3dCmdSurfaceDMA)) / |
sizeof(SVGA3dCopyBox); |
|
if (cmd->dma.guest.ptr.offset % PAGE_SIZE || |
box->x != 0 || box->y != 0 || box->z != 0 || |
box->srcx != 0 || box->srcy != 0 || box->srcz != 0 || |
box->d != 1 || box_count != 1) { |
/* TODO handle none page aligned offsets */ |
/* TODO handle more dst & src != 0 */ |
/* TODO handle more then one copy */ |
DRM_ERROR("Cant snoop dma request for cursor!\n"); |
DRM_ERROR("(%u, %u, %u) (%u, %u, %u) (%ux%ux%u) %u %u\n", |
box->srcx, box->srcy, box->srcz, |
box->x, box->y, box->z, |
box->w, box->h, box->d, box_count, |
cmd->dma.guest.ptr.offset); |
return; |
} |
|
kmap_offset = cmd->dma.guest.ptr.offset >> PAGE_SHIFT; |
kmap_num = (64*64*4) >> PAGE_SHIFT; |
|
ret = ttm_bo_reserve(bo, true, false, false, 0); |
if (unlikely(ret != 0)) { |
DRM_ERROR("reserve failed\n"); |
return; |
} |
|
ret = ttm_bo_kmap(bo, kmap_offset, kmap_num, &map); |
if (unlikely(ret != 0)) |
goto err_unreserve; |
|
virtual = ttm_kmap_obj_virtual(&map, &dummy); |
|
if (box->w == 64 && cmd->dma.guest.pitch == 64*4) { |
memcpy(srf->snooper.image, virtual, 64*64*4); |
} else { |
/* Image is unsigned pointer. */ |
for (i = 0; i < box->h; i++) |
memcpy(srf->snooper.image + i * 64, |
virtual + i * cmd->dma.guest.pitch, |
box->w * 4); |
} |
|
srf->snooper.age++; |
|
/* we can't call this function from this function since execbuf has |
* reserved fifo space. |
* |
* if (srf->snooper.crtc) |
* vmw_ldu_crtc_cursor_update_image(dev_priv, |
* srf->snooper.image, 64, 64, |
* du->hotspot_x, du->hotspot_y); |
*/ |
|
ttm_bo_kunmap(&map); |
err_unreserve: |
ttm_bo_unreserve(bo); |
} |
|
void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv) |
{ |
struct drm_device *dev = dev_priv->dev; |
struct vmw_display_unit *du; |
struct drm_crtc *crtc; |
|
mutex_lock(&dev->mode_config.mutex); |
|
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { |
du = vmw_crtc_to_du(crtc); |
if (!du->cursor_surface || |
du->cursor_age == du->cursor_surface->snooper.age) |
continue; |
|
du->cursor_age = du->cursor_surface->snooper.age; |
vmw_cursor_update_image(dev_priv, |
du->cursor_surface->snooper.image, |
64, 64, du->hotspot_x, du->hotspot_y); |
} |
|
mutex_unlock(&dev->mode_config.mutex); |
} |
#endif |
|
/* |
* Generic framebuffer code |
*/ |
|
/* |
* Surface framebuffer code |
*/ |
|
#define vmw_framebuffer_to_vfbs(x) \ |
container_of(x, struct vmw_framebuffer_surface, base.base) |
|
struct vmw_framebuffer_surface { |
struct vmw_framebuffer base; |
struct vmw_surface *surface; |
struct vmw_dma_buffer *buffer; |
struct list_head head; |
struct drm_master *master; |
}; |
|
void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer) |
{ |
struct vmw_framebuffer_surface *vfbs = |
vmw_framebuffer_to_vfbs(framebuffer); |
// struct vmw_master *vmaster = vmw_master(vfbs->master); |
|
|
// mutex_lock(&vmaster->fb_surf_mutex); |
// list_del(&vfbs->head); |
// mutex_unlock(&vmaster->fb_surf_mutex); |
|
// drm_master_put(&vfbs->master); |
// drm_framebuffer_cleanup(framebuffer); |
// vmw_surface_unreference(&vfbs->surface); |
// ttm_base_object_unref(&vfbs->base.user_obj); |
|
kfree(vfbs); |
} |
|
static int do_surface_dirty_sou(struct vmw_private *dev_priv, |
struct drm_file *file_priv, |
struct vmw_framebuffer *framebuffer, |
unsigned flags, unsigned color, |
struct drm_clip_rect *clips, |
unsigned num_clips, int inc, |
struct vmw_fence_obj **out_fence) |
{ |
struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; |
struct drm_clip_rect *clips_ptr; |
struct drm_clip_rect *tmp; |
struct drm_crtc *crtc; |
size_t fifo_size; |
int i, num_units; |
int ret = 0; /* silence warning */ |
int left, right, top, bottom; |
|
struct { |
SVGA3dCmdHeader header; |
SVGA3dCmdBlitSurfaceToScreen body; |
} *cmd; |
SVGASignedRect *blits; |
|
num_units = 0; |
list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, |
head) { |
if (crtc->fb != &framebuffer->base) |
continue; |
units[num_units++] = vmw_crtc_to_du(crtc); |
} |
|
BUG_ON(!clips || !num_clips); |
|
tmp = kzalloc(sizeof(*tmp) * num_clips, GFP_KERNEL); |
if (unlikely(tmp == NULL)) { |
DRM_ERROR("Temporary cliprect memory alloc failed.\n"); |
return -ENOMEM; |
} |
|
fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips; |
cmd = kzalloc(fifo_size, GFP_KERNEL); |
if (unlikely(cmd == NULL)) { |
DRM_ERROR("Temporary fifo memory alloc failed.\n"); |
ret = -ENOMEM; |
goto out_free_tmp; |
} |
|
/* setup blits pointer */ |
blits = (SVGASignedRect *)&cmd[1]; |
|
/* initial clip region */ |
left = clips->x1; |
right = clips->x2; |
top = clips->y1; |
bottom = clips->y2; |
|
/* skip the first clip rect */ |
for (i = 1, clips_ptr = clips + inc; |
i < num_clips; i++, clips_ptr += inc) { |
left = min_t(int, left, (int)clips_ptr->x1); |
right = max_t(int, right, (int)clips_ptr->x2); |
top = min_t(int, top, (int)clips_ptr->y1); |
bottom = max_t(int, bottom, (int)clips_ptr->y2); |
} |
|
/* only need to do this once */ |
cmd->header.id = cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN); |
cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header)); |
|
cmd->body.srcRect.left = left; |
cmd->body.srcRect.right = right; |
cmd->body.srcRect.top = top; |
cmd->body.srcRect.bottom = bottom; |
|
clips_ptr = clips; |
for (i = 0; i < num_clips; i++, clips_ptr += inc) { |
tmp[i].x1 = clips_ptr->x1 - left; |
tmp[i].x2 = clips_ptr->x2 - left; |
tmp[i].y1 = clips_ptr->y1 - top; |
tmp[i].y2 = clips_ptr->y2 - top; |
} |
|
/* do per unit writing, reuse fifo for each */ |
for (i = 0; i < num_units; i++) { |
struct vmw_display_unit *unit = units[i]; |
struct vmw_clip_rect clip; |
int num; |
|
clip.x1 = left - unit->crtc.x; |
clip.y1 = top - unit->crtc.y; |
clip.x2 = right - unit->crtc.x; |
clip.y2 = bottom - unit->crtc.y; |
|
/* skip any crtcs that misses the clip region */ |
if (clip.x1 >= unit->crtc.mode.hdisplay || |
clip.y1 >= unit->crtc.mode.vdisplay || |
clip.x2 <= 0 || clip.y2 <= 0) |
continue; |
|
/* |
* In order for the clip rects to be correctly scaled |
* the src and dest rects needs to be the same size. |
*/ |
cmd->body.destRect.left = clip.x1; |
cmd->body.destRect.right = clip.x2; |
cmd->body.destRect.top = clip.y1; |
cmd->body.destRect.bottom = clip.y2; |
|
/* create a clip rect of the crtc in dest coords */ |
clip.x2 = unit->crtc.mode.hdisplay - clip.x1; |
clip.y2 = unit->crtc.mode.vdisplay - clip.y1; |
clip.x1 = 0 - clip.x1; |
clip.y1 = 0 - clip.y1; |
|
/* need to reset sid as it is changed by execbuf */ |
cmd->body.srcImage.sid = cpu_to_le32(framebuffer->user_handle); |
cmd->body.destScreenId = unit->unit; |
|
/* clip and write blits to cmd stream */ |
vmw_clip_cliprects(tmp, num_clips, clip, blits, &num); |
|
/* if no cliprects hit skip this */ |
if (num == 0) |
continue; |
|
/* only return the last fence */ |
if (out_fence && *out_fence) |
vmw_fence_obj_unreference(out_fence); |
|
/* recalculate package length */ |
fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num; |
cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header)); |
ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd, |
fifo_size, 0, NULL, out_fence); |
|
if (unlikely(ret != 0)) |
break; |
} |
|
|
kfree(cmd); |
out_free_tmp: |
kfree(tmp); |
|
return ret; |
} |
|
int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer, |
struct drm_file *file_priv, |
unsigned flags, unsigned color, |
struct drm_clip_rect *clips, |
unsigned num_clips) |
{ |
struct vmw_private *dev_priv = vmw_priv(framebuffer->dev); |
// struct vmw_master *vmaster = vmw_master(file_priv->master); |
struct vmw_framebuffer_surface *vfbs = |
vmw_framebuffer_to_vfbs(framebuffer); |
struct drm_clip_rect norect; |
int ret, inc = 1; |
|
// if (unlikely(vfbs->master != file_priv->master)) |
// return -EINVAL; |
|
/* Require ScreenObject support for 3D */ |
if (!dev_priv->sou_priv) |
return -EINVAL; |
|
// ret = ttm_read_lock(&vmaster->lock, true); |
// if (unlikely(ret != 0)) |
// return ret; |
|
if (!num_clips) { |
num_clips = 1; |
clips = &norect; |
norect.x1 = norect.y1 = 0; |
norect.x2 = framebuffer->width; |
norect.y2 = framebuffer->height; |
} else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) { |
num_clips /= 2; |
inc = 2; /* skip source rects */ |
} |
|
ret = do_surface_dirty_sou(dev_priv, file_priv, &vfbs->base, |
flags, color, |
clips, num_clips, inc, NULL); |
|
// ttm_read_unlock(&vmaster->lock); |
return 0; |
} |
|
static struct drm_framebuffer_funcs vmw_framebuffer_surface_funcs = { |
.destroy = vmw_framebuffer_surface_destroy, |
.dirty = vmw_framebuffer_surface_dirty, |
}; |
|
static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv, |
struct drm_file *file_priv, |
struct vmw_surface *surface, |
struct vmw_framebuffer **out, |
const struct drm_mode_fb_cmd |
*mode_cmd) |
|
{ |
struct drm_device *dev = dev_priv->dev; |
struct vmw_framebuffer_surface *vfbs; |
enum SVGA3dSurfaceFormat format; |
// struct vmw_master *vmaster = vmw_master(file_priv->master); |
int ret; |
|
/* 3D is only supported on HWv8 hosts which supports screen objects */ |
if (!dev_priv->sou_priv) |
return -ENOSYS; |
|
/* |
* Sanity checks. |
*/ |
|
/* Surface must be marked as a scanout. */ |
if (unlikely(!surface->scanout)) |
return -EINVAL; |
|
if (unlikely(surface->mip_levels[0] != 1 || |
surface->num_sizes != 1 || |
surface->sizes[0].width < mode_cmd->width || |
surface->sizes[0].height < mode_cmd->height || |
surface->sizes[0].depth != 1)) { |
DRM_ERROR("Incompatible surface dimensions " |
"for requested mode.\n"); |
return -EINVAL; |
} |
|
switch (mode_cmd->depth) { |
case 32: |
format = SVGA3D_A8R8G8B8; |
break; |
case 24: |
format = SVGA3D_X8R8G8B8; |
break; |
case 16: |
format = SVGA3D_R5G6B5; |
break; |
case 15: |
format = SVGA3D_A1R5G5B5; |
break; |
case 8: |
format = SVGA3D_LUMINANCE8; |
break; |
default: |
DRM_ERROR("Invalid color depth: %d\n", mode_cmd->depth); |
return -EINVAL; |
} |
|
if (unlikely(format != surface->format)) { |
DRM_ERROR("Invalid surface format for requested mode.\n"); |
return -EINVAL; |
} |
|
vfbs = kzalloc(sizeof(*vfbs), GFP_KERNEL); |
if (!vfbs) { |
ret = -ENOMEM; |
goto out_err1; |
} |
|
if (!vmw_surface_reference(surface)) { |
DRM_ERROR("failed to reference surface %p\n", surface); |
ret = -EINVAL; |
goto out_err2; |
} |
|
/* XXX get the first 3 from the surface info */ |
vfbs->base.base.bits_per_pixel = mode_cmd->bpp; |
vfbs->base.base.pitches[0] = mode_cmd->pitch; |
vfbs->base.base.depth = mode_cmd->depth; |
vfbs->base.base.width = mode_cmd->width; |
vfbs->base.base.height = mode_cmd->height; |
vfbs->surface = surface; |
vfbs->base.user_handle = mode_cmd->handle; |
// vfbs->master = drm_master_get(file_priv->master); |
|
// mutex_lock(&vmaster->fb_surf_mutex); |
// list_add_tail(&vfbs->head, &vmaster->fb_surf); |
// mutex_unlock(&vmaster->fb_surf_mutex); |
|
*out = &vfbs->base; |
|
ret = drm_framebuffer_init(dev, &vfbs->base.base, |
&vmw_framebuffer_surface_funcs); |
if (ret) |
goto out_err3; |
|
return 0; |
|
out_err3: |
vmw_surface_unreference(&surface); |
out_err2: |
kfree(vfbs); |
out_err1: |
return ret; |
} |
|
/* |
* Dmabuf framebuffer code |
*/ |
|
#define vmw_framebuffer_to_vfbd(x) \ |
container_of(x, struct vmw_framebuffer_dmabuf, base.base) |
|
struct vmw_framebuffer_dmabuf { |
struct vmw_framebuffer base; |
struct vmw_dma_buffer *buffer; |
}; |
|
void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer *framebuffer) |
{ |
struct vmw_framebuffer_dmabuf *vfbd = |
vmw_framebuffer_to_vfbd(framebuffer); |
|
// drm_framebuffer_cleanup(framebuffer); |
// vmw_dmabuf_unreference(&vfbd->buffer); |
// ttm_base_object_unref(&vfbd->base.user_obj); |
|
kfree(vfbd); |
} |
|
static int do_dmabuf_dirty_ldu(struct vmw_private *dev_priv, |
struct vmw_framebuffer *framebuffer, |
unsigned flags, unsigned color, |
struct drm_clip_rect *clips, |
unsigned num_clips, int increment) |
{ |
size_t fifo_size; |
int i; |
|
struct { |
uint32_t header; |
SVGAFifoCmdUpdate body; |
} *cmd; |
|
fifo_size = sizeof(*cmd) * num_clips; |
cmd = vmw_fifo_reserve(dev_priv, fifo_size); |
if (unlikely(cmd == NULL)) { |
DRM_ERROR("Fifo reserve failed.\n"); |
return -ENOMEM; |
} |
|
memset(cmd, 0, fifo_size); |
for (i = 0; i < num_clips; i++, clips += increment) { |
cmd[i].header = cpu_to_le32(SVGA_CMD_UPDATE); |
cmd[i].body.x = cpu_to_le32(clips->x1); |
cmd[i].body.y = cpu_to_le32(clips->y1); |
cmd[i].body.width = cpu_to_le32(clips->x2 - clips->x1); |
cmd[i].body.height = cpu_to_le32(clips->y2 - clips->y1); |
} |
|
vmw_fifo_commit(dev_priv, fifo_size); |
return 0; |
} |
|
static int do_dmabuf_define_gmrfb(struct drm_file *file_priv, |
struct vmw_private *dev_priv, |
struct vmw_framebuffer *framebuffer) |
{ |
int depth = framebuffer->base.depth; |
size_t fifo_size; |
int ret; |
|
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; |
|
fifo_size = sizeof(*cmd); |
cmd = kmalloc(fifo_size, GFP_KERNEL); |
if (unlikely(cmd == NULL)) { |
DRM_ERROR("Failed to allocate temporary cmd buffer.\n"); |
return -ENOMEM; |
} |
|
memset(cmd, 0, fifo_size); |
cmd->header = SVGA_CMD_DEFINE_GMRFB; |
cmd->body.format.bitsPerPixel = framebuffer->base.bits_per_pixel; |
cmd->body.format.colorDepth = depth; |
cmd->body.format.reserved = 0; |
cmd->body.bytesPerLine = framebuffer->base.pitches[0]; |
cmd->body.ptr.gmrId = framebuffer->user_handle; |
cmd->body.ptr.offset = 0; |
|
ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd, |
fifo_size, 0, NULL, NULL); |
|
kfree(cmd); |
|
return ret; |
} |
|
static int do_dmabuf_dirty_sou(struct drm_file *file_priv, |
struct vmw_private *dev_priv, |
struct vmw_framebuffer *framebuffer, |
unsigned flags, unsigned color, |
struct drm_clip_rect *clips, |
unsigned num_clips, int increment, |
struct vmw_fence_obj **out_fence) |
{ |
struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; |
struct drm_clip_rect *clips_ptr; |
int i, k, num_units, ret; |
struct drm_crtc *crtc; |
size_t fifo_size; |
|
struct { |
uint32_t header; |
SVGAFifoCmdBlitGMRFBToScreen body; |
} *blits; |
|
ret = do_dmabuf_define_gmrfb(file_priv, dev_priv, framebuffer); |
if (unlikely(ret != 0)) |
return ret; /* define_gmrfb prints warnings */ |
|
fifo_size = sizeof(*blits) * num_clips; |
blits = kmalloc(fifo_size, GFP_KERNEL); |
if (unlikely(blits == NULL)) { |
DRM_ERROR("Failed to allocate temporary cmd buffer.\n"); |
return -ENOMEM; |
} |
|
num_units = 0; |
list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) { |
if (crtc->fb != &framebuffer->base) |
continue; |
units[num_units++] = vmw_crtc_to_du(crtc); |
} |
|
for (k = 0; k < num_units; k++) { |
struct vmw_display_unit *unit = units[k]; |
int hit_num = 0; |
|
clips_ptr = clips; |
for (i = 0; i < num_clips; i++, clips_ptr += increment) { |
int clip_x1 = clips_ptr->x1 - unit->crtc.x; |
int clip_y1 = clips_ptr->y1 - unit->crtc.y; |
int clip_x2 = clips_ptr->x2 - unit->crtc.x; |
int clip_y2 = clips_ptr->y2 - unit->crtc.y; |
int move_x, move_y; |
|
/* skip any crtcs that misses the clip region */ |
if (clip_x1 >= unit->crtc.mode.hdisplay || |
clip_y1 >= unit->crtc.mode.vdisplay || |
clip_x2 <= 0 || clip_y2 <= 0) |
continue; |
|
/* clip size to crtc size */ |
clip_x2 = min_t(int, clip_x2, unit->crtc.mode.hdisplay); |
clip_y2 = min_t(int, clip_y2, unit->crtc.mode.vdisplay); |
|
/* translate both src and dest to bring clip into screen */ |
move_x = min_t(int, clip_x1, 0); |
move_y = min_t(int, clip_y1, 0); |
|
/* actual translate done here */ |
blits[hit_num].header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN; |
blits[hit_num].body.destScreenId = unit->unit; |
blits[hit_num].body.srcOrigin.x = clips_ptr->x1 - move_x; |
blits[hit_num].body.srcOrigin.y = clips_ptr->y1 - move_y; |
blits[hit_num].body.destRect.left = clip_x1 - move_x; |
blits[hit_num].body.destRect.top = clip_y1 - move_y; |
blits[hit_num].body.destRect.right = clip_x2; |
blits[hit_num].body.destRect.bottom = clip_y2; |
hit_num++; |
} |
|
/* no clips hit the crtc */ |
if (hit_num == 0) |
continue; |
|
/* only return the last fence */ |
if (out_fence && *out_fence) |
vmw_fence_obj_unreference(out_fence); |
|
fifo_size = sizeof(*blits) * hit_num; |
ret = vmw_execbuf_process(file_priv, dev_priv, NULL, blits, |
fifo_size, 0, NULL, out_fence); |
|
if (unlikely(ret != 0)) |
break; |
} |
|
kfree(blits); |
|
return ret; |
} |
|
int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer, |
struct drm_file *file_priv, |
unsigned flags, unsigned color, |
struct drm_clip_rect *clips, |
unsigned num_clips) |
{ |
struct vmw_private *dev_priv = vmw_priv(framebuffer->dev); |
// struct vmw_master *vmaster = vmw_master(file_priv->master); |
struct vmw_framebuffer_dmabuf *vfbd = |
vmw_framebuffer_to_vfbd(framebuffer); |
struct drm_clip_rect norect; |
int ret, increment = 1; |
|
// ret = ttm_read_lock(&vmaster->lock, true); |
// if (unlikely(ret != 0)) |
// return ret; |
|
if (!num_clips) { |
num_clips = 1; |
clips = &norect; |
norect.x1 = norect.y1 = 0; |
norect.x2 = framebuffer->width; |
norect.y2 = framebuffer->height; |
} else if (flags & DRM_MODE_FB_DIRTY_ANNOTATE_COPY) { |
num_clips /= 2; |
increment = 2; |
} |
|
if (dev_priv->ldu_priv) { |
ret = do_dmabuf_dirty_ldu(dev_priv, &vfbd->base, |
flags, color, |
clips, num_clips, increment); |
} else { |
ret = do_dmabuf_dirty_sou(file_priv, dev_priv, &vfbd->base, |
flags, color, |
clips, num_clips, increment, NULL); |
} |
|
// ttm_read_unlock(&vmaster->lock); |
return ret; |
} |
|
static struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs = { |
.destroy = vmw_framebuffer_dmabuf_destroy, |
.dirty = vmw_framebuffer_dmabuf_dirty, |
}; |
|
/** |
* Pin the dmabuffer to the start of vram. |
*/ |
static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer *vfb) |
{ |
struct vmw_private *dev_priv = vmw_priv(vfb->base.dev); |
struct vmw_framebuffer_dmabuf *vfbd = |
vmw_framebuffer_to_vfbd(&vfb->base); |
int ret; |
|
/* This code should not be used with screen objects */ |
BUG_ON(dev_priv->sou_priv); |
|
// vmw_overlay_pause_all(dev_priv); |
|
ret = vmw_dmabuf_to_start_of_vram(dev_priv, vfbd->buffer, true, false); |
|
// vmw_overlay_resume_all(dev_priv); |
|
WARN_ON(ret != 0); |
|
return 0; |
} |
|
static int vmw_framebuffer_dmabuf_unpin(struct vmw_framebuffer *vfb) |
{ |
struct vmw_private *dev_priv = vmw_priv(vfb->base.dev); |
struct vmw_framebuffer_dmabuf *vfbd = |
vmw_framebuffer_to_vfbd(&vfb->base); |
|
if (!vfbd->buffer) { |
WARN_ON(!vfbd->buffer); |
return 0; |
} |
|
return vmw_dmabuf_unpin(dev_priv, vfbd->buffer, false); |
} |
|
#if 0 |
static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv, |
struct vmw_dma_buffer *dmabuf, |
struct vmw_framebuffer **out, |
const struct drm_mode_fb_cmd |
*mode_cmd) |
|
{ |
struct drm_device *dev = dev_priv->dev; |
struct vmw_framebuffer_dmabuf *vfbd; |
unsigned int requested_size; |
int ret; |
|
requested_size = mode_cmd->height * mode_cmd->pitch; |
if (unlikely(requested_size > dmabuf->base.num_pages * PAGE_SIZE)) { |
DRM_ERROR("Screen buffer object size is too small " |
"for requested mode.\n"); |
return -EINVAL; |
} |
|
/* Limited framebuffer color depth support for screen objects */ |
if (dev_priv->sou_priv) { |
switch (mode_cmd->depth) { |
case 32: |
case 24: |
/* Only support 32 bpp for 32 and 24 depth fbs */ |
if (mode_cmd->bpp == 32) |
break; |
|
DRM_ERROR("Invalid color depth/bbp: %d %d\n", |
mode_cmd->depth, mode_cmd->bpp); |
return -EINVAL; |
case 16: |
case 15: |
/* Only support 16 bpp for 16 and 15 depth fbs */ |
if (mode_cmd->bpp == 16) |
break; |
|
DRM_ERROR("Invalid color depth/bbp: %d %d\n", |
mode_cmd->depth, mode_cmd->bpp); |
return -EINVAL; |
default: |
DRM_ERROR("Invalid color depth: %d\n", mode_cmd->depth); |
return -EINVAL; |
} |
} |
|
vfbd = kzalloc(sizeof(*vfbd), GFP_KERNEL); |
if (!vfbd) { |
ret = -ENOMEM; |
goto out_err1; |
} |
|
if (!vmw_dmabuf_reference(dmabuf)) { |
DRM_ERROR("failed to reference dmabuf %p\n", dmabuf); |
ret = -EINVAL; |
goto out_err2; |
} |
|
vfbd->base.base.bits_per_pixel = mode_cmd->bpp; |
vfbd->base.base.pitches[0] = mode_cmd->pitch; |
vfbd->base.base.depth = mode_cmd->depth; |
vfbd->base.base.width = mode_cmd->width; |
vfbd->base.base.height = mode_cmd->height; |
if (!dev_priv->sou_priv) { |
vfbd->base.pin = vmw_framebuffer_dmabuf_pin; |
vfbd->base.unpin = vmw_framebuffer_dmabuf_unpin; |
} |
vfbd->base.dmabuf = true; |
vfbd->buffer = dmabuf; |
vfbd->base.user_handle = mode_cmd->handle; |
*out = &vfbd->base; |
|
ret = drm_framebuffer_init(dev, &vfbd->base.base, |
&vmw_framebuffer_dmabuf_funcs); |
if (ret) |
goto out_err3; |
|
return 0; |
|
out_err3: |
vmw_dmabuf_unreference(&dmabuf); |
out_err2: |
kfree(vfbd); |
out_err1: |
return ret; |
} |
#endif |
|
/* |
* Generic Kernel modesetting functions |
*/ |
|
static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, |
struct drm_file *file_priv, |
struct drm_mode_fb_cmd2 *mode_cmd2) |
{ |
struct vmw_private *dev_priv = vmw_priv(dev); |
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile; |
struct vmw_framebuffer *vfb = NULL; |
struct vmw_surface *surface = NULL; |
struct vmw_dma_buffer *bo = NULL; |
struct ttm_base_object *user_obj; |
struct drm_mode_fb_cmd mode_cmd; |
int ret; |
|
mode_cmd.width = mode_cmd2->width; |
mode_cmd.height = mode_cmd2->height; |
mode_cmd.pitch = mode_cmd2->pitches[0]; |
mode_cmd.handle = mode_cmd2->handles[0]; |
drm_fb_get_bpp_depth(mode_cmd2->pixel_format, &mode_cmd.depth, |
&mode_cmd.bpp); |
|
/** |
* This code should be conditioned on Screen Objects not being used. |
* If screen objects are used, we can allocate a GMR to hold the |
* requested framebuffer. |
*/ |
|
if (!vmw_kms_validate_mode_vram(dev_priv, |
mode_cmd.pitch, |
mode_cmd.height)) { |
DRM_ERROR("VRAM size is too small for requested mode.\n"); |
return ERR_PTR(-ENOMEM); |
} |
|
/* |
* Take a reference on the user object of the resource |
* backing the kms fb. This ensures that user-space handle |
* lookups on that resource will always work as long as |
* it's registered with a kms framebuffer. This is important, |
* since vmw_execbuf_process identifies resources in the |
* command stream using user-space handles. |
*/ |
|
user_obj = ttm_base_object_lookup(tfile, mode_cmd.handle); |
if (unlikely(user_obj == NULL)) { |
DRM_ERROR("Could not locate requested kms frame buffer.\n"); |
return ERR_PTR(-ENOENT); |
} |
|
/** |
* End conditioned code. |
*/ |
|
/* returns either a dmabuf or surface */ |
// ret = vmw_user_lookup_handle(dev_priv, tfile, |
// mode_cmd.handle, |
// &surface, &bo); |
// if (ret) |
// goto err_out; |
|
/* Create the new framebuffer depending one what we got back */ |
// if (bo) |
// ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, bo, &vfb, |
// &mode_cmd); |
// else if (surface) |
ret = vmw_kms_new_framebuffer_surface(dev_priv, file_priv, |
surface, &vfb, &mode_cmd); |
// else |
// BUG(); |
|
err_out: |
/* vmw_user_lookup_handle takes one ref so does new_fb */ |
// if (bo) |
// vmw_dmabuf_unreference(&bo); |
// if (surface) |
// vmw_surface_unreference(&surface); |
|
if (ret) { |
DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret); |
// ttm_base_object_unref(&user_obj); |
return ERR_PTR(ret); |
} else |
vfb->user_obj = user_obj; |
|
return &vfb->base; |
} |
|
static const struct drm_mode_config_funcs vmw_kms_funcs = { |
.fb_create = vmw_kms_fb_create, |
}; |
|
int vmw_kms_present(struct vmw_private *dev_priv, |
struct drm_file *file_priv, |
struct vmw_framebuffer *vfb, |
struct vmw_surface *surface, |
uint32_t sid, |
int32_t destX, int32_t destY, |
struct drm_vmw_rect *clips, |
uint32_t num_clips) |
{ |
struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; |
struct drm_clip_rect *tmp; |
struct drm_crtc *crtc; |
size_t fifo_size; |
int i, k, num_units; |
int ret = 0; /* silence warning */ |
int left, right, top, bottom; |
|
struct { |
SVGA3dCmdHeader header; |
SVGA3dCmdBlitSurfaceToScreen body; |
} *cmd; |
SVGASignedRect *blits; |
|
num_units = 0; |
list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) { |
if (crtc->fb != &vfb->base) |
continue; |
units[num_units++] = vmw_crtc_to_du(crtc); |
} |
|
BUG_ON(surface == NULL); |
BUG_ON(!clips || !num_clips); |
|
tmp = kzalloc(sizeof(*tmp) * num_clips, GFP_KERNEL); |
if (unlikely(tmp == NULL)) { |
DRM_ERROR("Temporary cliprect memory alloc failed.\n"); |
return -ENOMEM; |
} |
|
fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips; |
cmd = kmalloc(fifo_size, GFP_KERNEL); |
if (unlikely(cmd == NULL)) { |
DRM_ERROR("Failed to allocate temporary fifo memory.\n"); |
ret = -ENOMEM; |
goto out_free_tmp; |
} |
|
left = clips->x; |
right = clips->x + clips->w; |
top = clips->y; |
bottom = clips->y + clips->h; |
|
for (i = 1; i < num_clips; i++) { |
left = min_t(int, left, (int)clips[i].x); |
right = max_t(int, right, (int)clips[i].x + clips[i].w); |
top = min_t(int, top, (int)clips[i].y); |
bottom = max_t(int, bottom, (int)clips[i].y + clips[i].h); |
} |
|
/* only need to do this once */ |
memset(cmd, 0, fifo_size); |
cmd->header.id = cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN); |
|
blits = (SVGASignedRect *)&cmd[1]; |
|
cmd->body.srcRect.left = left; |
cmd->body.srcRect.right = right; |
cmd->body.srcRect.top = top; |
cmd->body.srcRect.bottom = bottom; |
|
for (i = 0; i < num_clips; i++) { |
tmp[i].x1 = clips[i].x - left; |
tmp[i].x2 = clips[i].x + clips[i].w - left; |
tmp[i].y1 = clips[i].y - top; |
tmp[i].y2 = clips[i].y + clips[i].h - top; |
} |
|
for (k = 0; k < num_units; k++) { |
struct vmw_display_unit *unit = units[k]; |
struct vmw_clip_rect clip; |
int num; |
|
clip.x1 = left + destX - unit->crtc.x; |
clip.y1 = top + destY - unit->crtc.y; |
clip.x2 = right + destX - unit->crtc.x; |
clip.y2 = bottom + destY - unit->crtc.y; |
|
/* skip any crtcs that misses the clip region */ |
if (clip.x1 >= unit->crtc.mode.hdisplay || |
clip.y1 >= unit->crtc.mode.vdisplay || |
clip.x2 <= 0 || clip.y2 <= 0) |
continue; |
|
/* |
* In order for the clip rects to be correctly scaled |
* the src and dest rects needs to be the same size. |
*/ |
cmd->body.destRect.left = clip.x1; |
cmd->body.destRect.right = clip.x2; |
cmd->body.destRect.top = clip.y1; |
cmd->body.destRect.bottom = clip.y2; |
|
/* create a clip rect of the crtc in dest coords */ |
clip.x2 = unit->crtc.mode.hdisplay - clip.x1; |
clip.y2 = unit->crtc.mode.vdisplay - clip.y1; |
clip.x1 = 0 - clip.x1; |
clip.y1 = 0 - clip.y1; |
|
/* need to reset sid as it is changed by execbuf */ |
cmd->body.srcImage.sid = sid; |
cmd->body.destScreenId = unit->unit; |
|
/* clip and write blits to cmd stream */ |
vmw_clip_cliprects(tmp, num_clips, clip, blits, &num); |
|
/* if no cliprects hit skip this */ |
if (num == 0) |
continue; |
|
/* recalculate package length */ |
fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num; |
cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header)); |
ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd, |
fifo_size, 0, NULL, NULL); |
|
if (unlikely(ret != 0)) |
break; |
} |
|
kfree(cmd); |
out_free_tmp: |
kfree(tmp); |
|
return ret; |
} |
|
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 *clips, |
uint32_t num_clips) |
{ |
struct vmw_framebuffer_dmabuf *vfbd = |
vmw_framebuffer_to_vfbd(&vfb->base); |
struct vmw_dma_buffer *dmabuf = vfbd->buffer; |
struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; |
struct drm_crtc *crtc; |
size_t fifo_size; |
int i, k, ret, num_units, blits_pos; |
|
struct { |
uint32_t header; |
SVGAFifoCmdDefineGMRFB body; |
} *cmd; |
struct { |
uint32_t header; |
SVGAFifoCmdBlitScreenToGMRFB body; |
} *blits; |
|
num_units = 0; |
list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) { |
if (crtc->fb != &vfb->base) |
continue; |
units[num_units++] = vmw_crtc_to_du(crtc); |
} |
|
BUG_ON(dmabuf == NULL); |
BUG_ON(!clips || !num_clips); |
|
/* take a safe guess at fifo size */ |
fifo_size = sizeof(*cmd) + sizeof(*blits) * num_clips * num_units; |
cmd = kmalloc(fifo_size, GFP_KERNEL); |
if (unlikely(cmd == NULL)) { |
DRM_ERROR("Failed to allocate temporary fifo memory.\n"); |
return -ENOMEM; |
} |
|
memset(cmd, 0, fifo_size); |
cmd->header = SVGA_CMD_DEFINE_GMRFB; |
cmd->body.format.bitsPerPixel = vfb->base.bits_per_pixel; |
cmd->body.format.colorDepth = vfb->base.depth; |
cmd->body.format.reserved = 0; |
cmd->body.bytesPerLine = vfb->base.pitches[0]; |
cmd->body.ptr.gmrId = vfb->user_handle; |
cmd->body.ptr.offset = 0; |
|
blits = (void *)&cmd[1]; |
blits_pos = 0; |
for (i = 0; i < num_units; i++) { |
struct drm_vmw_rect *c = clips; |
for (k = 0; k < num_clips; k++, c++) { |
/* transform clip coords to crtc origin based coords */ |
int clip_x1 = c->x - units[i]->crtc.x; |
int clip_x2 = c->x - units[i]->crtc.x + c->w; |
int clip_y1 = c->y - units[i]->crtc.y; |
int clip_y2 = c->y - units[i]->crtc.y + c->h; |
int dest_x = c->x; |
int dest_y = c->y; |
|
/* compensate for clipping, we negate |
* a negative number and add that. |
*/ |
if (clip_x1 < 0) |
dest_x += -clip_x1; |
if (clip_y1 < 0) |
dest_y += -clip_y1; |
|
/* clip */ |
clip_x1 = max(clip_x1, 0); |
clip_y1 = max(clip_y1, 0); |
clip_x2 = min(clip_x2, units[i]->crtc.mode.hdisplay); |
clip_y2 = min(clip_y2, units[i]->crtc.mode.vdisplay); |
|
/* and cull any rects that misses the crtc */ |
if (clip_x1 >= units[i]->crtc.mode.hdisplay || |
clip_y1 >= units[i]->crtc.mode.vdisplay || |
clip_x2 <= 0 || clip_y2 <= 0) |
continue; |
|
blits[blits_pos].header = SVGA_CMD_BLIT_SCREEN_TO_GMRFB; |
blits[blits_pos].body.srcScreenId = units[i]->unit; |
blits[blits_pos].body.destOrigin.x = dest_x; |
blits[blits_pos].body.destOrigin.y = dest_y; |
|
blits[blits_pos].body.srcRect.left = clip_x1; |
blits[blits_pos].body.srcRect.top = clip_y1; |
blits[blits_pos].body.srcRect.right = clip_x2; |
blits[blits_pos].body.srcRect.bottom = clip_y2; |
blits_pos++; |
} |
} |
/* reset size here and use calculated exact size from loops */ |
fifo_size = sizeof(*cmd) + sizeof(*blits) * blits_pos; |
|
ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd, fifo_size, |
0, user_fence_rep, NULL); |
|
kfree(cmd); |
|
return ret; |
} |
|
int vmw_kms_init(struct vmw_private *dev_priv) |
{ |
struct drm_device *dev = dev_priv->dev; |
int ret; |
|
ENTER(); |
|
drm_mode_config_init(dev); |
dev->mode_config.funcs = &vmw_kms_funcs; |
dev->mode_config.min_width = 1; |
dev->mode_config.min_height = 1; |
/* assumed largest fb size */ |
dev->mode_config.max_width = 8192; |
dev->mode_config.max_height = 8192; |
|
ret = vmw_kms_init_screen_object_display(dev_priv); |
// if (ret) /* Fallback */ |
// (void)vmw_kms_init_legacy_display_system(dev_priv); |
|
LEAVE(); |
|
return 0; |
} |
|
int vmw_kms_close(struct vmw_private *dev_priv) |
{ |
/* |
* Docs says we should take the lock before calling this function |
* but since it destroys encoders and our destructor calls |
* drm_encoder_cleanup which takes the lock we deadlock. |
*/ |
// drm_mode_config_cleanup(dev_priv->dev); |
// if (dev_priv->sou_priv) |
// vmw_kms_close_screen_object_display(dev_priv); |
// else |
// vmw_kms_close_legacy_display_system(dev_priv); |
return 0; |
} |
|
#if 0 |
int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data, |
struct drm_file *file_priv) |
{ |
struct drm_vmw_cursor_bypass_arg *arg = data; |
struct vmw_display_unit *du; |
struct drm_mode_object *obj; |
struct drm_crtc *crtc; |
int ret = 0; |
|
|
mutex_lock(&dev->mode_config.mutex); |
if (arg->flags & DRM_VMW_CURSOR_BYPASS_ALL) { |
|
list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) { |
du = vmw_crtc_to_du(crtc); |
du->hotspot_x = arg->xhot; |
du->hotspot_y = arg->yhot; |
} |
|
mutex_unlock(&dev->mode_config.mutex); |
return 0; |
} |
|
obj = drm_mode_object_find(dev, arg->crtc_id, DRM_MODE_OBJECT_CRTC); |
if (!obj) { |
ret = -EINVAL; |
goto out; |
} |
|
crtc = obj_to_crtc(obj); |
du = vmw_crtc_to_du(crtc); |
|
du->hotspot_x = arg->xhot; |
du->hotspot_y = arg->yhot; |
|
out: |
mutex_unlock(&dev->mode_config.mutex); |
|
return ret; |
} |
#endif |
|
int vmw_kms_write_svga(struct vmw_private *vmw_priv, |
unsigned width, unsigned height, unsigned pitch, |
unsigned bpp, 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, bpp); |
|
if (vmw_read(vmw_priv, SVGA_REG_DEPTH) != depth) { |
DRM_ERROR("Invalid depth %u for %u bpp, host expects %u\n", |
depth, bpp, vmw_read(vmw_priv, SVGA_REG_DEPTH)); |
return -EINVAL; |
} |
|
return 0; |
} |
|
int vmw_kms_save_vga(struct vmw_private *vmw_priv) |
{ |
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); |
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); |
|
if (vmw_priv->num_displays == 0) |
vmw_priv->num_displays = 1; |
|
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); |
if (i == 0 && vmw_priv->num_displays == 1 && |
save->width == 0 && save->height == 0) { |
|
/* |
* It should be fairly safe to assume that these |
* values are uninitialized. |
*/ |
|
save->width = vmw_priv->vga_width - save->pos_x; |
save->height = vmw_priv->vga_height - save->pos_y; |
} |
} |
|
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); |
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; |
|
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; |
} |
|
bool vmw_kms_validate_mode_vram(struct vmw_private *dev_priv, |
uint32_t pitch, |
uint32_t height) |
{ |
return ((u64) pitch * (u64) height) < (u64) dev_priv->vram_size; |
} |
|
|
/** |
* Function called by DRM code called with vbl_lock held. |
*/ |
u32 vmw_get_vblank_counter(struct drm_device *dev, int crtc) |
{ |
return 0; |
} |
|
/** |
* Function called by DRM code called with vbl_lock held. |
*/ |
int vmw_enable_vblank(struct drm_device *dev, int crtc) |
{ |
return -ENOSYS; |
} |
|
/** |
* Function called by DRM code called with vbl_lock held. |
*/ |
void vmw_disable_vblank(struct drm_device *dev, int crtc) |
{ |
} |
|
|
/* |
* Small shared kms functions. |
*/ |
|
int vmw_du_update_layout(struct vmw_private *dev_priv, unsigned num, |
struct drm_vmw_rect *rects) |
{ |
struct drm_device *dev = dev_priv->dev; |
struct vmw_display_unit *du; |
struct drm_connector *con; |
|
mutex_lock(&dev->mode_config.mutex); |
|
#if 0 |
{ |
unsigned int i; |
|
DRM_INFO("%s: new layout ", __func__); |
for (i = 0; i < num; i++) |
DRM_INFO("(%i, %i %ux%u) ", rects[i].x, rects[i].y, |
rects[i].w, rects[i].h); |
DRM_INFO("\n"); |
} |
#endif |
|
list_for_each_entry(con, &dev->mode_config.connector_list, head) { |
du = vmw_connector_to_du(con); |
if (num > du->unit) { |
du->pref_width = rects[du->unit].w; |
du->pref_height = rects[du->unit].h; |
du->pref_active = true; |
du->gui_x = rects[du->unit].x; |
du->gui_y = rects[du->unit].y; |
} else { |
du->pref_width = 800; |
du->pref_height = 600; |
du->pref_active = false; |
} |
con->status = vmw_du_connector_detect(con, true); |
} |
|
mutex_unlock(&dev->mode_config.mutex); |
|
return 0; |
} |
|
#if 0 |
int vmw_du_page_flip(struct drm_crtc *crtc, |
struct drm_framebuffer *fb, |
struct drm_pending_vblank_event *event) |
{ |
struct vmw_private *dev_priv = vmw_priv(crtc->dev); |
struct drm_framebuffer *old_fb = crtc->fb; |
struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(fb); |
struct drm_file *file_priv ; |
struct vmw_fence_obj *fence = NULL; |
struct drm_clip_rect clips; |
int ret; |
|
if (event == NULL) |
return -EINVAL; |
|
/* require ScreenObject support for page flipping */ |
if (!dev_priv->sou_priv) |
return -ENOSYS; |
|
file_priv = event->base.file_priv; |
if (!vmw_kms_screen_object_flippable(dev_priv, crtc)) |
return -EINVAL; |
|
crtc->fb = fb; |
|
/* do a full screen dirty update */ |
clips.x1 = clips.y1 = 0; |
clips.x2 = fb->width; |
clips.y2 = fb->height; |
|
if (vfb->dmabuf) |
ret = do_dmabuf_dirty_sou(file_priv, dev_priv, vfb, |
0, 0, &clips, 1, 1, &fence); |
else |
ret = do_surface_dirty_sou(dev_priv, file_priv, vfb, |
0, 0, &clips, 1, 1, &fence); |
|
|
if (ret != 0) |
goto out_no_fence; |
if (!fence) { |
ret = -EINVAL; |
goto out_no_fence; |
} |
|
ret = vmw_event_fence_action_queue(file_priv, fence, |
&event->base, |
&event->event.tv_sec, |
&event->event.tv_usec, |
true); |
|
/* |
* No need to hold on to this now. The only cleanup |
* we need to do if we fail is unref the fence. |
*/ |
vmw_fence_obj_unreference(&fence); |
|
if (vmw_crtc_to_du(crtc)->is_implicit) |
vmw_kms_screen_object_update_implicit_fb(dev_priv, crtc); |
|
return ret; |
|
out_no_fence: |
crtc->fb = old_fb; |
return ret; |
} |
#endif |
|
void vmw_du_crtc_save(struct drm_crtc *crtc) |
{ |
} |
|
void vmw_du_crtc_restore(struct drm_crtc *crtc) |
{ |
} |
|
void vmw_du_crtc_gamma_set(struct drm_crtc *crtc, |
u16 *r, u16 *g, u16 *b, |
uint32_t start, uint32_t size) |
{ |
struct vmw_private *dev_priv = vmw_priv(crtc->dev); |
int i; |
|
for (i = 0; i < size; i++) { |
DRM_DEBUG("%d r/g/b = 0x%04x / 0x%04x / 0x%04x\n", i, |
r[i], g[i], b[i]); |
vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 0, r[i] >> 8); |
vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 1, g[i] >> 8); |
vmw_write(dev_priv, SVGA_PALETTE_BASE + i * 3 + 2, b[i] >> 8); |
} |
} |
|
void 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) |
{ |
uint32_t num_displays; |
struct drm_device *dev = connector->dev; |
struct vmw_private *dev_priv = vmw_priv(dev); |
struct vmw_display_unit *du = vmw_connector_to_du(connector); |
|
mutex_lock(&dev_priv->hw_mutex); |
num_displays = vmw_read(dev_priv, SVGA_REG_NUM_DISPLAYS); |
mutex_unlock(&dev_priv->hw_mutex); |
|
return ((vmw_connector_to_du(connector)->unit < num_displays && |
du->pref_active) ? |
connector_status_connected : connector_status_disconnected); |
} |
|
static struct drm_display_mode vmw_kms_connector_builtin[] = { |
/* 640x480@60Hz */ |
{ DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656, |
752, 800, 0, 480, 489, 492, 525, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, |
/* 800x600@60Hz */ |
{ DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840, |
968, 1056, 0, 600, 601, 605, 628, 0, |
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1024x768@60Hz */ |
{ DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048, |
1184, 1344, 0, 768, 771, 777, 806, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) }, |
/* 1152x864@75Hz */ |
{ DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216, |
1344, 1600, 0, 864, 865, 868, 900, 0, |
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1280x768@60Hz */ |
{ DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344, |
1472, 1664, 0, 768, 771, 778, 798, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1280x800@60Hz */ |
{ DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352, |
1480, 1680, 0, 800, 803, 809, 831, 0, |
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) }, |
/* 1280x960@60Hz */ |
{ DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376, |
1488, 1800, 0, 960, 961, 964, 1000, 0, |
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1280x1024@60Hz */ |
{ DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328, |
1440, 1688, 0, 1024, 1025, 1028, 1066, 0, |
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1360x768@60Hz */ |
{ DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424, |
1536, 1792, 0, 768, 771, 777, 795, 0, |
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1440x1050@60Hz */ |
{ DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488, |
1632, 1864, 0, 1050, 1053, 1057, 1089, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1440x900@60Hz */ |
{ DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520, |
1672, 1904, 0, 900, 903, 909, 934, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1600x1200@60Hz */ |
{ DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664, |
1856, 2160, 0, 1200, 1201, 1204, 1250, 0, |
DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1680x1050@60Hz */ |
{ DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784, |
1960, 2240, 0, 1050, 1053, 1059, 1089, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1792x1344@60Hz */ |
{ DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920, |
2120, 2448, 0, 1344, 1345, 1348, 1394, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1853x1392@60Hz */ |
{ DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952, |
2176, 2528, 0, 1392, 1393, 1396, 1439, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1920x1200@60Hz */ |
{ DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056, |
2256, 2592, 0, 1200, 1203, 1209, 1245, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 1920x1440@60Hz */ |
{ DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048, |
2256, 2600, 0, 1440, 1441, 1444, 1500, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* 2560x1600@60Hz */ |
{ DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752, |
3032, 3504, 0, 1600, 1603, 1609, 1658, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) }, |
/* Terminate */ |
{ DRM_MODE("", 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0) }, |
}; |
|
/** |
* vmw_guess_mode_timing - Provide fake timings for a |
* 60Hz vrefresh mode. |
* |
* @mode - Pointer to a struct drm_display_mode with hdisplay and vdisplay |
* members filled in. |
*/ |
static void vmw_guess_mode_timing(struct drm_display_mode *mode) |
{ |
mode->hsync_start = mode->hdisplay + 50; |
mode->hsync_end = mode->hsync_start + 50; |
mode->htotal = mode->hsync_end + 50; |
|
mode->vsync_start = mode->vdisplay + 50; |
mode->vsync_end = mode->vsync_start + 50; |
mode->vtotal = mode->vsync_end + 50; |
|
mode->clock = (u32)mode->htotal * (u32)mode->vtotal / 100 * 6; |
mode->vrefresh = drm_mode_vrefresh(mode); |
} |
|
|
int vmw_du_connector_fill_modes(struct drm_connector *connector, |
uint32_t max_width, uint32_t max_height) |
{ |
struct vmw_display_unit *du = vmw_connector_to_du(connector); |
struct drm_device *dev = connector->dev; |
struct vmw_private *dev_priv = vmw_priv(dev); |
struct drm_display_mode *mode = NULL; |
struct drm_display_mode *bmode; |
struct drm_display_mode prefmode = { DRM_MODE("preferred", |
DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED, |
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, |
DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) |
}; |
int i; |
|
/* Add preferred mode */ |
{ |
mode = drm_mode_duplicate(dev, &prefmode); |
if (!mode) |
return 0; |
mode->hdisplay = du->pref_width; |
mode->vdisplay = du->pref_height; |
vmw_guess_mode_timing(mode); |
|
if (vmw_kms_validate_mode_vram(dev_priv, mode->hdisplay * 2, |
mode->vdisplay)) { |
drm_mode_probed_add(connector, mode); |
} else { |
drm_mode_destroy(dev, mode); |
mode = NULL; |
} |
|
if (du->pref_mode) { |
list_del_init(&du->pref_mode->head); |
drm_mode_destroy(dev, du->pref_mode); |
} |
|
/* mode might be null here, this is intended */ |
du->pref_mode = mode; |
} |
|
for (i = 0; vmw_kms_connector_builtin[i].type != 0; i++) { |
bmode = &vmw_kms_connector_builtin[i]; |
if (bmode->hdisplay > max_width || |
bmode->vdisplay > max_height) |
continue; |
|
if (!vmw_kms_validate_mode_vram(dev_priv, bmode->hdisplay * 2, |
bmode->vdisplay)) |
continue; |
|
mode = drm_mode_duplicate(dev, bmode); |
if (!mode) |
return 0; |
mode->vrefresh = drm_mode_vrefresh(mode); |
|
drm_mode_probed_add(connector, mode); |
} |
|
/* Move the prefered mode first, help apps pick the right mode. */ |
if (du->pref_mode) |
list_move(&du->pref_mode->head, &connector->probed_modes); |
|
drm_mode_connector_list_update(connector); |
|
return 1; |
} |
|
int vmw_du_connector_set_property(struct drm_connector *connector, |
struct drm_property *property, |
uint64_t val) |
{ |
return 0; |
} |
|
#if 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; |
int i; |
struct drm_mode_config *mode_config = &dev->mode_config; |
|
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_du_update_layout(dev_priv, 1, &def_rect); |
goto out_unlock; |
} |
|
rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect); |
rects = kcalloc(arg->num_outputs, sizeof(struct drm_vmw_rect), |
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"); |
ret = -EFAULT; |
goto out_free; |
} |
|
for (i = 0; i < arg->num_outputs; ++i) { |
if (rects[i].x < 0 || |
rects[i].y < 0 || |
rects[i].x + rects[i].w > mode_config->max_width || |
rects[i].y + rects[i].h > mode_config->max_height) { |
DRM_ERROR("Invalid GUI layout.\n"); |
ret = -EINVAL; |
goto out_free; |
} |
} |
|
vmw_du_update_layout(dev_priv, arg->num_outputs, rects); |
|
out_free: |
kfree(rects); |
out_unlock: |
ttm_read_unlock(&vmaster->lock); |
return ret; |
} |
#endif |