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vmwgfx: Major KMS refactoring / cleanup in preparation of screen targets 

Signed-off-by: Sinclair Yeh <syeh@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
This commit is contained in:
Sinclair Yeh 2015-06-26 01:23:42 -07:00 committed by Thomas Hellstrom
parent 233826a748
commit c8261a961e
7 changed files with 598 additions and 547 deletions
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22
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
View File

@ -1,6 +1,6 @@
/**************************************************************************
*
* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
* Copyright © 2009-2014 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@ -330,6 +330,17 @@ struct vmw_ctx_binding_state {
struct vmw_ctx_binding shaders[SVGA3D_SHADERTYPE_MAX];
};
/*
* enum vmw_display_unit_type - Describes the display unit
*/
enum vmw_display_unit_type {
vmw_du_invalid = 0,
vmw_du_legacy,
vmw_du_screen_object
};
struct vmw_sw_context{
struct drm_open_hash res_ht;
bool res_ht_initialized;
@ -421,6 +432,7 @@ struct vmw_private {
*/
void *fb_info;
enum vmw_display_unit_type active_display_unit;
struct vmw_legacy_display *ldu_priv;
struct vmw_screen_object_display *sou_priv;
struct vmw_overlay *overlay_priv;
@ -844,8 +856,8 @@ extern void vmw_execbuf_copy_fence_user(struct vmw_private *dev_priv,
extern irqreturn_t vmw_irq_handler(int irq, void *arg);
extern int vmw_wait_seqno(struct vmw_private *dev_priv, bool lazy,
uint32_t seqno, bool interruptible,
unsigned long timeout);
uint32_t seqno, bool interruptible,
unsigned long timeout);
extern void vmw_irq_preinstall(struct drm_device *dev);
extern int vmw_irq_postinstall(struct drm_device *dev);
extern void vmw_irq_uninstall(struct drm_device *dev);
@ -876,9 +888,9 @@ extern void vmw_generic_waiter_remove(struct vmw_private *dev_priv,
extern void vmw_marker_queue_init(struct vmw_marker_queue *queue);
extern void vmw_marker_queue_takedown(struct vmw_marker_queue *queue);
extern int vmw_marker_push(struct vmw_marker_queue *queue,
uint32_t seqno);
uint32_t seqno);
extern int vmw_marker_pull(struct vmw_marker_queue *queue,
uint32_t signaled_seqno);
uint32_t signaled_seqno);
extern int vmw_wait_lag(struct vmw_private *dev_priv,
struct vmw_marker_queue *queue, uint32_t us);

4
drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
View File

@ -71,8 +71,8 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
if (hwversion < SVGA3D_HWVERSION_WS8_B1)
return false;
/* Non-Screen Object path does not support surfaces */
if (!dev_priv->sou_priv)
/* Legacy Display Unit does not support surfaces */
if (dev_priv->active_display_unit == vmw_du_legacy)
return false;
return true;

564
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
View File

@ -1,6 +1,6 @@
/**************************************************************************
*
* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
* Copyright © 2009-2014 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@ -32,15 +32,12 @@
#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.
*/
static void vmw_clip_cliprects(struct drm_clip_rect *rects,
void vmw_clip_cliprects(struct drm_clip_rect *rects,
int num_rects,
struct vmw_clip_rect clip,
SVGASignedRect *out_rects,
@ -69,7 +66,7 @@ static void vmw_clip_cliprects(struct drm_clip_rect *rects,
*out_num = k;
}
void vmw_display_unit_cleanup(struct vmw_display_unit *du)
void vmw_du_cleanup(struct vmw_display_unit *du)
{
if (du->cursor_surface)
vmw_surface_unreference(&du->cursor_surface);
@ -367,15 +364,6 @@ void vmw_kms_cursor_snoop(struct vmw_surface *srf,
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);
@ -412,17 +400,6 @@ void vmw_kms_cursor_post_execbuf(struct vmw_private *dev_priv)
* 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;
};
static void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer)
{
struct vmw_framebuffer_surface *vfbs =
@ -442,153 +419,6 @@ static void vmw_framebuffer_surface_destroy(struct drm_framebuffer *framebuffer)
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->primary->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;
}
static int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer,
struct drm_file *file_priv,
unsigned flags, unsigned color,
@ -604,8 +434,8 @@ static int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer,
if (unlikely(vfbs->master != file_priv->master))
return -EINVAL;
/* Require ScreenObject support for 3D */
if (!dev_priv->sou_priv)
/* Legacy Display Unit does not support 3D */
if (dev_priv->active_display_unit == vmw_du_legacy)
return -EINVAL;
drm_modeset_lock_all(dev_priv->dev);
@ -627,9 +457,12 @@ static int vmw_framebuffer_surface_dirty(struct drm_framebuffer *framebuffer,
inc = 2; /* skip source rects */
}
ret = do_surface_dirty_sou(dev_priv, file_priv, &vfbs->base,
flags, color,
clips, num_clips, inc, NULL);
if (dev_priv->active_display_unit == vmw_du_screen_object)
ret = vmw_kms_sou_do_surface_dirty(dev_priv, file_priv,
&vfbs->base,
flags, color,
clips, num_clips,
inc, NULL);
vmw_fifo_flush(dev_priv, false);
ttm_read_unlock(&dev_priv->reservation_sem);
@ -658,8 +491,8 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
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)
/* 3D is only supported on HWv8 and newer hosts */
if (dev_priv->active_display_unit == vmw_du_legacy)
return -ENOSYS;
/*
@ -693,9 +526,6 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
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;
@ -753,14 +583,6 @@ out_err1:
* 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;
};
static void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer *framebuffer)
{
struct vmw_framebuffer_dmabuf *vfbd =
@ -773,180 +595,6 @@ static void vmw_framebuffer_dmabuf_destroy(struct drm_framebuffer *framebuffer)
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->primary->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;
}
static int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer,
struct drm_file *file_priv,
unsigned flags, unsigned color,
@ -979,13 +627,15 @@ static int vmw_framebuffer_dmabuf_dirty(struct drm_framebuffer *framebuffer,
}
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);
ret = vmw_kms_ldu_do_dmabuf_dirty(dev_priv, &vfbd->base,
flags, color,
clips, num_clips, increment);
} else if (dev_priv->active_display_unit == vmw_du_screen_object) {
ret = vmw_kms_sou_do_dmabuf_dirty(file_priv, dev_priv,
&vfbd->base,
flags, color,
clips, num_clips, increment,
NULL);
}
vmw_fifo_flush(dev_priv, false);
@ -1011,8 +661,8 @@ static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer *vfb)
vmw_framebuffer_to_vfbd(&vfb->base);
int ret;
/* This code should not be used with screen objects */
BUG_ON(dev_priv->sou_priv);
/* This code should only be used with Legacy Display Unit */
BUG_ON(dev_priv->active_display_unit != vmw_du_legacy);
vmw_overlay_pause_all(dev_priv);
@ -1059,7 +709,7 @@ static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
}
/* Limited framebuffer color depth support for screen objects */
if (dev_priv->sou_priv) {
if (dev_priv->active_display_unit == vmw_du_screen_object) {
switch (mode_cmd->depth) {
case 32:
case 24:
@ -1102,7 +752,7 @@ static int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
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) {
if (dev_priv->active_display_unit == vmw_du_legacy) {
vfbd->base.pin = vmw_framebuffer_dmabuf_pin;
vfbd->base.unpin = vmw_framebuffer_dmabuf_unpin;
}
@ -1159,7 +809,7 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev,
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");
DRM_ERROR("Requested mode exceed bounding box limit.\n");
return ERR_PTR(-ENOMEM);
}
@ -1220,7 +870,7 @@ 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,
int vmw_kms_generic_present(struct vmw_private *dev_priv,
struct drm_file *file_priv,
struct vmw_framebuffer *vfb,
struct vmw_surface *surface,
@ -1358,6 +1008,19 @@ out_free_tmp:
return ret;
}
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)
{
return vmw_kms_generic_present(dev_priv, file_priv, vfb, surface, sid,
destX, destY, clips, num_clips);
}
int vmw_kms_readback(struct vmw_private *dev_priv,
struct drm_file *file_priv,
struct vmw_framebuffer *vfb,
@ -1478,26 +1141,29 @@ int vmw_kms_init(struct vmw_private *dev_priv)
dev->mode_config.max_width = 8192;
dev->mode_config.max_height = 8192;
ret = vmw_kms_init_screen_object_display(dev_priv);
ret = vmw_kms_sou_init_display(dev_priv);
if (ret) /* Fallback */
(void)vmw_kms_init_legacy_display_system(dev_priv);
ret = vmw_kms_ldu_init_display(dev_priv);
return 0;
return ret;
}
int vmw_kms_close(struct vmw_private *dev_priv)
{
int ret;
/*
* 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);
if (dev_priv->active_display_unit == vmw_du_screen_object)
ret = vmw_kms_sou_close_display(dev_priv);
else
vmw_kms_close_legacy_display_system(dev_priv);
return 0;
ret = vmw_kms_ldu_close_display(dev_priv);
return ret;
}
int vmw_kms_cursor_bypass_ioctl(struct drm_device *dev, void *data,
@ -1573,7 +1239,7 @@ int vmw_kms_save_vga(struct vmw_private *vmw_priv)
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);
SVGA_FIFO_PITCHLOCK);
if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
return 0;
@ -1719,75 +1385,6 @@ static int vmw_du_update_layout(struct vmw_private *dev_priv, unsigned num,
return 0;
}
int vmw_du_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event,
uint32_t page_flip_flags)
{
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct drm_framebuffer *old_fb = crtc->primary->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->primary->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->primary->fb = old_fb;
return ret;
}
void vmw_du_crtc_save(struct drm_crtc *crtc)
{
}
@ -1958,36 +1555,34 @@ int vmw_du_connector_fill_modes(struct drm_connector *connector,
* If using screen objects, then assume 32-bpp because that's what the
* SVGA device is assuming
*/
if (dev_priv->sou_priv)
if (dev_priv->active_display_unit == vmw_du_screen_object)
assumed_bpp = 4;
/* 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);
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 * assumed_bpp,
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;
if (vmw_kms_validate_mode_vram(dev_priv,
mode->hdisplay * assumed_bpp,
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 ||
@ -2036,6 +1631,7 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
int ret;
int i;
struct drm_mode_config *mode_config = &dev->mode_config;
struct drm_vmw_rect bounding_box = {0};
if (!arg->num_outputs) {
struct drm_vmw_rect def_rect = {0, 0, 800, 600};
@ -2066,6 +1662,16 @@ int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
ret = -EINVAL;
goto out_free;
}
/*
* bounding_box.w and bunding_box.h are used as
* lower-right coordinates
*/
if (rects[i].x + rects[i].w > bounding_box.w)
bounding_box.w = rects[i].x + rects[i].w;
if (rects[i].y + rects[i].h > bounding_box.h)
bounding_box.h = rects[i].y + rects[i].h;
}
vmw_du_update_layout(dev_priv, arg->num_outputs, rects);

80
drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
View File

@ -1,6 +1,6 @@
/**************************************************************************
*
* Copyright © 2009 VMware, Inc., Palo Alto, CA., USA
* Copyright © 2009-2014 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@ -32,11 +32,17 @@
#include <drm/drm_crtc_helper.h>
#include "vmwgfx_drv.h"
#define VMWGFX_NUM_DISPLAY_UNITS 8
#define vmw_framebuffer_to_vfb(x) \
container_of(x, struct vmw_framebuffer, base)
#define vmw_framebuffer_to_vfbs(x) \
container_of(x, struct vmw_framebuffer_surface, base.base)
#define vmw_framebuffer_to_vfbd(x) \
container_of(x, struct vmw_framebuffer_dmabuf, base.base)
/**
* Base class for framebuffers
@ -53,9 +59,36 @@ struct vmw_framebuffer {
uint32_t user_handle;
};
/*
* Clip rectangle
*/
struct vmw_clip_rect {
int x1, x2, y1, y2;
};
#define vmw_crtc_to_du(x) \
container_of(x, struct vmw_display_unit, crtc)
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;
};
struct vmw_framebuffer_dmabuf {
struct vmw_framebuffer base;
struct vmw_dma_buffer *buffer;
};
/*
* Basic clip rect manipulation
*/
void vmw_clip_cliprects(struct drm_clip_rect *rects,
int num_rects,
struct vmw_clip_rect clip,
SVGASignedRect *out_rects,
int *out_num);
/*
* Basic cursor manipulation
@ -120,11 +153,7 @@ struct vmw_display_unit {
/*
* Shared display unit functions - vmwgfx_kms.c
*/
void vmw_display_unit_cleanup(struct vmw_display_unit *du);
int vmw_du_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event,
uint32_t page_flip_flags);
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);
void vmw_du_crtc_gamma_set(struct drm_crtc *crtc,
@ -148,20 +177,31 @@ int vmw_du_connector_set_property(struct drm_connector *connector,
/*
* Legacy display unit functions - vmwgfx_ldu.c
*/
int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv);
int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv);
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_ldu_do_dmabuf_dirty(struct vmw_private *dev_priv,
struct vmw_framebuffer *framebuffer,
unsigned flags, unsigned color,
struct drm_clip_rect *clips,
unsigned num_clips, int increment);
/*
* Screen Objects display functions - vmwgfx_scrn.c
*/
int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv);
int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv);
int vmw_kms_sou_update_layout(struct vmw_private *dev_priv, unsigned num,
struct drm_vmw_rect *rects);
bool vmw_kms_screen_object_flippable(struct vmw_private *dev_priv,
struct drm_crtc *crtc);
void vmw_kms_screen_object_update_implicit_fb(struct vmw_private *dev_priv,
struct drm_crtc *crtc);
int vmw_kms_sou_init_display(struct vmw_private *dev_priv);
int vmw_kms_sou_close_display(struct vmw_private *dev_priv);
int vmw_kms_sou_do_surface_dirty(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);
int vmw_kms_sou_do_dmabuf_dirty(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);
#endif

45
drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
View File

@ -57,7 +57,7 @@ struct vmw_legacy_display_unit {
static void vmw_ldu_destroy(struct vmw_legacy_display_unit *ldu)
{
list_del_init(&ldu->active);
vmw_display_unit_cleanup(&ldu->base);
vmw_du_cleanup(&ldu->base);
kfree(ldu);
}
@ -386,7 +386,7 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit)
return 0;
}
int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv)
int vmw_kms_ldu_init_display(struct vmw_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
int i, ret;
@ -423,6 +423,10 @@ int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv)
else
vmw_ldu_init(dev_priv, 0);
dev_priv->active_display_unit = vmw_du_legacy;
DRM_INFO("Legacy Display Unit initialized\n");
return 0;
err_vblank_cleanup:
@ -433,7 +437,7 @@ err_free:
return ret;
}
int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv)
int vmw_kms_ldu_close_display(struct vmw_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
@ -448,3 +452,38 @@ int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv)
return 0;
}
int vmw_kms_ldu_do_dmabuf_dirty(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;
}

6
drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
View File

@ -100,7 +100,7 @@ static int vmw_overlay_send_put(struct vmw_private *dev_priv,
{
struct vmw_escape_video_flush *flush;
size_t fifo_size;
bool have_so = dev_priv->sou_priv ? true : false;
bool have_so = (dev_priv->active_display_unit == vmw_du_screen_object);
int i, num_items;
SVGAGuestPtr ptr;
@ -231,7 +231,7 @@ static int vmw_overlay_move_buffer(struct vmw_private *dev_priv,
if (!pin)
return vmw_dmabuf_unpin(dev_priv, buf, inter);
if (!dev_priv->sou_priv)
if (dev_priv->active_display_unit == vmw_du_legacy)
return vmw_dmabuf_to_vram(dev_priv, buf, true, inter);
return vmw_dmabuf_to_vram_or_gmr(dev_priv, buf, true, inter);
@ -453,7 +453,7 @@ int vmw_overlay_pause_all(struct vmw_private *dev_priv)
static bool vmw_overlay_available(const struct vmw_private *dev_priv)
{
return (dev_priv->overlay_priv != NULL &&
return (dev_priv->overlay_priv != NULL &&
((dev_priv->fifo.capabilities & VMW_OVERLAY_CAP_MASK) ==
VMW_OVERLAY_CAP_MASK));
}

424
drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
View File

@ -1,6 +1,6 @@
/**************************************************************************
*
* Copyright © 2011 VMware, Inc., Palo Alto, CA., USA
* Copyright © 2011-2014 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@ -57,7 +57,7 @@ struct vmw_screen_object_unit {
static void vmw_sou_destroy(struct vmw_screen_object_unit *sou)
{
vmw_display_unit_cleanup(&sou->base);
vmw_du_cleanup(&sou->base);
kfree(sou);
}
@ -72,7 +72,7 @@ static void vmw_sou_crtc_destroy(struct drm_crtc *crtc)
}
static void vmw_sou_del_active(struct vmw_private *vmw_priv,
struct vmw_screen_object_unit *sou)
struct vmw_screen_object_unit *sou)
{
struct vmw_screen_object_display *ld = vmw_priv->sou_priv;
@ -84,8 +84,8 @@ static void vmw_sou_del_active(struct vmw_private *vmw_priv,
}
static void vmw_sou_add_active(struct vmw_private *vmw_priv,
struct vmw_screen_object_unit *sou,
struct vmw_framebuffer *vfb)
struct vmw_screen_object_unit *sou,
struct vmw_framebuffer *vfb)
{
struct vmw_screen_object_display *ld = vmw_priv->sou_priv;
@ -274,13 +274,13 @@ static int vmw_sou_crtc_set_config(struct drm_mode_set *set)
dev_priv = vmw_priv(crtc->dev);
if (set->num_connectors > 1) {
DRM_ERROR("to many connectors\n");
DRM_ERROR("Too many connectors\n");
return -EINVAL;
}
if (set->num_connectors == 1 &&
set->connectors[0] != &sou->base.connector) {
DRM_ERROR("connector doesn't match %p %p\n",
DRM_ERROR("Connector doesn't match %p %p\n",
set->connectors[0], &sou->base.connector);
return -EINVAL;
}
@ -391,6 +391,250 @@ static int vmw_sou_crtc_set_config(struct drm_mode_set *set)
return 0;
}
/**
* Returns if this unit can be page flipped.
* Must be called with the mode_config mutex held.
*/
static bool vmw_sou_screen_object_flippable(struct vmw_private *dev_priv,
struct drm_crtc *crtc)
{
struct vmw_screen_object_unit *sou = vmw_crtc_to_sou(crtc);
if (!sou->base.is_implicit)
return true;
if (dev_priv->sou_priv->num_implicit != 1)
return false;
return true;
}
/**
* Update the implicit fb to the current fb of this crtc.
* Must be called with the mode_config mutex held.
*/
void vmw_sou_update_implicit_fb(struct vmw_private *dev_priv,
struct drm_crtc *crtc)
{
struct vmw_screen_object_unit *sou = vmw_crtc_to_sou(crtc);
BUG_ON(!sou->base.is_implicit);
dev_priv->sou_priv->implicit_fb =
vmw_framebuffer_to_vfb(sou->base.crtc.primary->fb);
}
static int vmw_sou_crtc_page_flip(struct drm_crtc *crtc,
struct drm_framebuffer *fb,
struct drm_pending_vblank_event *event,
uint32_t flags)
{
struct vmw_private *dev_priv = vmw_priv(crtc->dev);
struct drm_framebuffer *old_fb = crtc->primary->fb;
struct vmw_framebuffer *vfb = vmw_framebuffer_to_vfb(fb);
struct drm_file *file_priv = event->base.file_priv;
struct vmw_fence_obj *fence = NULL;
struct drm_clip_rect clips;
int ret;
/* require ScreenObject support for page flipping */
if (!dev_priv->sou_priv)
return -ENOSYS;
if (!vmw_sou_screen_object_flippable(dev_priv, crtc))
return -EINVAL;
crtc->primary->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 = vmw_kms_sou_do_dmabuf_dirty(file_priv, dev_priv, vfb,
0, 0, &clips, 1, 1, &fence);
else
ret = vmw_kms_sou_do_surface_dirty(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_sou_update_implicit_fb(dev_priv, crtc);
return ret;
out_no_fence:
crtc->primary->fb = old_fb;
return ret;
}
int vmw_kms_sou_do_surface_dirty(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->primary->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;
}
static struct drm_crtc_funcs vmw_screen_object_crtc_funcs = {
.save = vmw_du_crtc_save,
.restore = vmw_du_crtc_restore,
@ -399,7 +643,7 @@ static struct drm_crtc_funcs vmw_screen_object_crtc_funcs = {
.gamma_set = vmw_du_crtc_gamma_set,
.destroy = vmw_sou_crtc_destroy,
.set_config = vmw_sou_crtc_set_config,
.page_flip = vmw_du_page_flip,
.page_flip = vmw_sou_crtc_page_flip,
};
/*
@ -424,7 +668,7 @@ static void vmw_sou_connector_destroy(struct drm_connector *connector)
vmw_sou_destroy(vmw_connector_to_sou(connector));
}
static struct drm_connector_funcs vmw_legacy_connector_funcs = {
static struct drm_connector_funcs vmw_sou_connector_funcs = {
.dpms = vmw_du_connector_dpms,
.save = vmw_du_connector_save,
.restore = vmw_du_connector_restore,
@ -459,7 +703,7 @@ static int vmw_sou_init(struct vmw_private *dev_priv, unsigned unit)
sou->base.pref_mode = NULL;
sou->base.is_implicit = true;
drm_connector_init(dev, connector, &vmw_legacy_connector_funcs,
drm_connector_init(dev, connector, &vmw_sou_connector_funcs,
DRM_MODE_CONNECTOR_VIRTUAL);
connector->status = vmw_du_connector_detect(connector, true);
@ -482,7 +726,7 @@ static int vmw_sou_init(struct vmw_private *dev_priv, unsigned unit)
return 0;
}
int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv)
int vmw_kms_sou_init_display(struct vmw_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
int i, ret;
@ -517,7 +761,9 @@ int vmw_kms_init_screen_object_display(struct vmw_private *dev_priv)
for (i = 0; i < VMWGFX_NUM_DISPLAY_UNITS; ++i)
vmw_sou_init(dev_priv, i);
DRM_INFO("Screen objects system initialized\n");
dev_priv->active_display_unit = vmw_du_screen_object;
DRM_INFO("Screen Objects Display Unit initialized\n");
return 0;
@ -530,7 +776,7 @@ err_no_mem:
return ret;
}
int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv)
int vmw_kms_sou_close_display(struct vmw_private *dev_priv)
{
struct drm_device *dev = dev_priv->dev;
@ -544,35 +790,143 @@ int vmw_kms_close_screen_object_display(struct vmw_private *dev_priv)
return 0;
}
/**
* Returns if this unit can be page flipped.
* Must be called with the mode_config mutex held.
*/
bool vmw_kms_screen_object_flippable(struct vmw_private *dev_priv,
struct drm_crtc *crtc)
static int do_dmabuf_define_gmrfb(struct drm_file *file_priv,
struct vmw_private *dev_priv,
struct vmw_framebuffer *framebuffer)
{
struct vmw_screen_object_unit *sou = vmw_crtc_to_sou(crtc);
int depth = framebuffer->base.depth;
size_t fifo_size;
int ret;
if (!sou->base.is_implicit)
return true;
struct {
uint32_t header;
SVGAFifoCmdDefineGMRFB body;
} *cmd;
if (dev_priv->sou_priv->num_implicit != 1)
return false;
/* 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;
return true;
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;
}
/**
* Update the implicit fb to the current fb of this crtc.
* Must be called with the mode_config mutex held.
*/
void vmw_kms_screen_object_update_implicit_fb(struct vmw_private *dev_priv,
struct drm_crtc *crtc)
int vmw_kms_sou_do_dmabuf_dirty(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_screen_object_unit *sou = vmw_crtc_to_sou(crtc);
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;
BUG_ON(!sou->base.is_implicit);
struct {
uint32_t header;
SVGAFifoCmdBlitGMRFBToScreen body;
} *blits;
dev_priv->sou_priv->implicit_fb =
vmw_framebuffer_to_vfb(sou->base.crtc.primary->fb);
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->primary->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;
}