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-rw-r--r--drivers/gpu/drm/vmwgfx/Makefile2
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_drv.c24
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_drv.h49
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c9
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_fb.c87
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_fence.c173
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c23
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_irq.c17
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.c203
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_kms.h4
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c189
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c2
12 files changed, 613 insertions, 169 deletions
diff --git a/drivers/gpu/drm/vmwgfx/Makefile b/drivers/gpu/drm/vmwgfx/Makefile
index 1a3cb6816d1..4505e17df3f 100644
--- a/drivers/gpu/drm/vmwgfx/Makefile
+++ b/drivers/gpu/drm/vmwgfx/Makefile
@@ -4,6 +4,6 @@ ccflags-y := -Iinclude/drm
vmwgfx-y := vmwgfx_execbuf.o vmwgfx_gmr.o vmwgfx_kms.o vmwgfx_drv.o \
vmwgfx_fb.o vmwgfx_ioctl.o vmwgfx_resource.o vmwgfx_buffer.o \
vmwgfx_fifo.o vmwgfx_irq.o vmwgfx_ldu.o vmwgfx_ttm_glue.o \
- vmwgfx_overlay.o
+ vmwgfx_overlay.o vmwgfx_fence.o
obj-$(CONFIG_DRM_VMWGFX) := vmwgfx.o
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
index 0c9c0811f42..b793c8c9acb 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c
@@ -88,6 +88,9 @@
#define DRM_IOCTL_VMW_FENCE_WAIT \
DRM_IOWR(DRM_COMMAND_BASE + DRM_VMW_FENCE_WAIT, \
struct drm_vmw_fence_wait_arg)
+#define DRM_IOCTL_VMW_UPDATE_LAYOUT \
+ DRM_IOWR(DRM_COMMAND_BASE + DRM_VMW_UPDATE_LAYOUT, \
+ struct drm_vmw_update_layout_arg)
/**
@@ -135,7 +138,9 @@ static struct drm_ioctl_desc vmw_ioctls[] = {
VMW_IOCTL_DEF(DRM_IOCTL_VMW_FIFO_DEBUG, vmw_fifo_debug_ioctl,
DRM_AUTH | DRM_ROOT_ONLY | DRM_MASTER | DRM_UNLOCKED),
VMW_IOCTL_DEF(DRM_IOCTL_VMW_FENCE_WAIT, vmw_fence_wait_ioctl,
- DRM_AUTH | DRM_UNLOCKED)
+ DRM_AUTH | DRM_UNLOCKED),
+ VMW_IOCTL_DEF(DRM_IOCTL_VMW_UPDATE_LAYOUT, vmw_kms_update_layout_ioctl,
+ DRM_MASTER | DRM_CONTROL_ALLOW | DRM_UNLOCKED)
};
static struct pci_device_id vmw_pci_id_list[] = {
@@ -318,6 +323,15 @@ static int vmw_driver_load(struct drm_device *dev, unsigned long chipset)
goto out_err3;
}
+ /* Need mmio memory to check for fifo pitchlock cap. */
+ if (!(dev_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY) &&
+ !(dev_priv->capabilities & SVGA_CAP_PITCHLOCK) &&
+ !vmw_fifo_have_pitchlock(dev_priv)) {
+ ret = -ENOSYS;
+ DRM_ERROR("Hardware has no pitchlock\n");
+ goto out_err4;
+ }
+
dev_priv->tdev = ttm_object_device_init
(dev_priv->mem_global_ref.object, 12);
@@ -399,8 +413,6 @@ static int vmw_driver_unload(struct drm_device *dev)
{
struct vmw_private *dev_priv = vmw_priv(dev);
- DRM_INFO(VMWGFX_DRIVER_NAME " unload.\n");
-
unregister_pm_notifier(&dev_priv->pm_nb);
vmw_fb_close(dev_priv);
@@ -546,7 +558,6 @@ static int vmw_master_create(struct drm_device *dev,
{
struct vmw_master *vmaster;
- DRM_INFO("Master create.\n");
vmaster = kzalloc(sizeof(*vmaster), GFP_KERNEL);
if (unlikely(vmaster == NULL))
return -ENOMEM;
@@ -563,7 +574,6 @@ static void vmw_master_destroy(struct drm_device *dev,
{
struct vmw_master *vmaster = vmw_master(master);
- DRM_INFO("Master destroy.\n");
master->driver_priv = NULL;
kfree(vmaster);
}
@@ -579,8 +589,6 @@ static int vmw_master_set(struct drm_device *dev,
struct vmw_master *vmaster = vmw_master(file_priv->master);
int ret = 0;
- DRM_INFO("Master set.\n");
-
if (active) {
BUG_ON(active != &dev_priv->fbdev_master);
ret = ttm_vt_lock(&active->lock, false, vmw_fp->tfile);
@@ -622,8 +630,6 @@ static void vmw_master_drop(struct drm_device *dev,
struct vmw_master *vmaster = vmw_master(file_priv->master);
int ret;
- DRM_INFO("Master drop.\n");
-
/**
* Make sure the master doesn't disappear while we have
* it locked.
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index 356dc935ec1..eaad5209533 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -41,12 +41,13 @@
#define VMWGFX_DRIVER_DATE "20100209"
#define VMWGFX_DRIVER_MAJOR 1
-#define VMWGFX_DRIVER_MINOR 0
+#define VMWGFX_DRIVER_MINOR 2
#define VMWGFX_DRIVER_PATCHLEVEL 0
#define VMWGFX_FILE_PAGE_OFFSET 0x00100000
#define VMWGFX_FIFO_STATIC_SIZE (1024*1024)
#define VMWGFX_MAX_RELOCATIONS 2048
#define VMWGFX_MAX_GMRS 2048
+#define VMWGFX_MAX_DISPLAYS 16
struct vmw_fpriv {
struct drm_master *locked_master;
@@ -102,6 +103,13 @@ struct vmw_surface {
struct vmw_cursor_snooper snooper;
};
+struct vmw_fence_queue {
+ struct list_head head;
+ struct timespec lag;
+ struct timespec lag_time;
+ spinlock_t lock;
+};
+
struct vmw_fifo_state {
unsigned long reserved_size;
__le32 *dynamic_buffer;
@@ -115,6 +123,7 @@ struct vmw_fifo_state {
uint32_t capabilities;
struct mutex fifo_mutex;
struct rw_semaphore rwsem;
+ struct vmw_fence_queue fence_queue;
};
struct vmw_relocation {
@@ -144,6 +153,14 @@ struct vmw_master {
struct ttm_lock lock;
};
+struct vmw_vga_topology_state {
+ uint32_t width;
+ uint32_t height;
+ uint32_t primary;
+ uint32_t pos_x;
+ uint32_t pos_y;
+};
+
struct vmw_private {
struct ttm_bo_device bdev;
struct ttm_bo_global_ref bo_global_ref;
@@ -171,14 +188,19 @@ struct vmw_private {
* VGA registers.
*/
+ struct vmw_vga_topology_state vga_save[VMWGFX_MAX_DISPLAYS];
uint32_t vga_width;
uint32_t vga_height;
uint32_t vga_depth;
uint32_t vga_bpp;
uint32_t vga_pseudo;
uint32_t vga_red_mask;
- uint32_t vga_blue_mask;
uint32_t vga_green_mask;
+ uint32_t vga_blue_mask;
+ uint32_t vga_bpl;
+ uint32_t vga_pitchlock;
+
+ uint32_t num_displays;
/*
* Framebuffer info.
@@ -393,6 +415,7 @@ extern int vmw_fifo_send_fence(struct vmw_private *dev_priv,
extern void vmw_fifo_ping_host(struct vmw_private *dev_priv, uint32_t reason);
extern int vmw_fifo_mmap(struct file *filp, struct vm_area_struct *vma);
extern bool vmw_fifo_have_3d(struct vmw_private *dev_priv);
+extern bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv);
/**
* TTM glue - vmwgfx_ttm_glue.c
@@ -441,6 +464,23 @@ extern int vmw_fallback_wait(struct vmw_private *dev_priv,
uint32_t sequence,
bool interruptible,
unsigned long timeout);
+extern void vmw_update_sequence(struct vmw_private *dev_priv,
+ struct vmw_fifo_state *fifo_state);
+
+
+/**
+ * Rudimentary fence objects currently used only for throttling -
+ * vmwgfx_fence.c
+ */
+
+extern void vmw_fence_queue_init(struct vmw_fence_queue *queue);
+extern void vmw_fence_queue_takedown(struct vmw_fence_queue *queue);
+extern int vmw_fence_push(struct vmw_fence_queue *queue,
+ uint32_t sequence);
+extern int vmw_fence_pull(struct vmw_fence_queue *queue,
+ uint32_t signaled_sequence);
+extern int vmw_wait_lag(struct vmw_private *dev_priv,
+ struct vmw_fence_queue *queue, uint32_t us);
/**
* Kernel framebuffer - vmwgfx_fb.c
@@ -466,6 +506,11 @@ void vmw_kms_cursor_snoop(struct vmw_surface *srf,
struct ttm_object_file *tfile,
struct ttm_buffer_object *bo,
SVGA3dCmdHeader *header);
+void vmw_kms_write_svga(struct vmw_private *vmw_priv,
+ unsigned width, unsigned height, unsigned pitch,
+ unsigned bbp, unsigned depth);
+int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv);
/**
* Overlay control - vmwgfx_overlay.c
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
index dbd36b8910c..bdd67cf8331 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_execbuf.c
@@ -669,6 +669,15 @@ int vmw_execbuf_ioctl(struct drm_device *dev, void *data,
goto out_err;
vmw_apply_relocations(sw_context);
+
+ if (arg->throttle_us) {
+ ret = vmw_wait_lag(dev_priv, &dev_priv->fifo.fence_queue,
+ arg->throttle_us);
+
+ if (unlikely(ret != 0))
+ goto out_err;
+ }
+
vmw_fifo_commit(dev_priv, arg->command_size);
ret = vmw_fifo_send_fence(dev_priv, &sequence);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
index 7421aaad8d0..b0866f04ec7 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fb.c
@@ -132,16 +132,14 @@ static int vmw_fb_check_var(struct fb_var_screeninfo *var,
return -EINVAL;
}
- /* without multimon its hard to resize */
- if (!(vmw_priv->capabilities & SVGA_CAP_MULTIMON) &&
- (var->xres != par->max_width ||
- var->yres != par->max_height)) {
- DRM_ERROR("Tried to resize, but we don't have multimon\n");
+ if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY) &&
+ (var->xoffset != 0 || var->yoffset != 0)) {
+ DRM_ERROR("Can not handle panning without display topology\n");
return -EINVAL;
}
- if (var->xres > par->max_width ||
- var->yres > par->max_height) {
+ if ((var->xoffset + var->xres) > par->max_width ||
+ (var->yoffset + var->yres) > par->max_height) {
DRM_ERROR("Requested geom can not fit in framebuffer\n");
return -EINVAL;
}
@@ -154,27 +152,11 @@ static int vmw_fb_set_par(struct fb_info *info)
struct vmw_fb_par *par = info->par;
struct vmw_private *vmw_priv = par->vmw_priv;
- if (vmw_priv->capabilities & SVGA_CAP_MULTIMON) {
- vmw_write(vmw_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 1);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, true);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
-
- vmw_write(vmw_priv, SVGA_REG_ENABLE, 1);
- vmw_write(vmw_priv, SVGA_REG_WIDTH, par->max_width);
- vmw_write(vmw_priv, SVGA_REG_HEIGHT, par->max_height);
- vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, par->bpp);
- vmw_write(vmw_priv, SVGA_REG_DEPTH, par->depth);
- vmw_write(vmw_priv, SVGA_REG_RED_MASK, 0x00ff0000);
- vmw_write(vmw_priv, SVGA_REG_GREEN_MASK, 0x0000ff00);
- vmw_write(vmw_priv, SVGA_REG_BLUE_MASK, 0x000000ff);
-
+ vmw_kms_write_svga(vmw_priv, info->var.xres, info->var.yres,
+ info->fix.line_length,
+ par->bpp, par->depth);
+ if (vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY) {
/* TODO check if pitch and offset changes */
-
vmw_write(vmw_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 1);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, 0);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, true);
@@ -183,13 +165,13 @@ static int vmw_fb_set_par(struct fb_info *info)
vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, info->var.xres);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, info->var.yres);
vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
- } else {
- vmw_write(vmw_priv, SVGA_REG_WIDTH, info->var.xres);
- vmw_write(vmw_priv, SVGA_REG_HEIGHT, info->var.yres);
-
- /* TODO check if pitch and offset changes */
}
+ /* This is really helpful since if this fails the user
+ * can probably not see anything on the screen.
+ */
+ WARN_ON(vmw_read(vmw_priv, SVGA_REG_FB_OFFSET) != 0);
+
return 0;
}
@@ -416,48 +398,23 @@ int vmw_fb_init(struct vmw_private *vmw_priv)
unsigned fb_bbp, fb_depth, fb_offset, fb_pitch, fb_size;
int ret;
+ /* XXX These shouldn't be hardcoded. */
initial_width = 800;
initial_height = 600;
fb_bbp = 32;
fb_depth = 24;
- if (vmw_priv->capabilities & SVGA_CAP_MULTIMON) {
- fb_width = min(vmw_priv->fb_max_width, (unsigned)2048);
- fb_height = min(vmw_priv->fb_max_height, (unsigned)2048);
- } else {
- fb_width = min(vmw_priv->fb_max_width, initial_width);
- fb_height = min(vmw_priv->fb_max_height, initial_height);
- }
+ /* XXX As shouldn't these be as well. */
+ fb_width = min(vmw_priv->fb_max_width, (unsigned)2048);
+ fb_height = min(vmw_priv->fb_max_height, (unsigned)2048);
initial_width = min(fb_width, initial_width);
initial_height = min(fb_height, initial_height);
- vmw_write(vmw_priv, SVGA_REG_WIDTH, fb_width);
- vmw_write(vmw_priv, SVGA_REG_HEIGHT, fb_height);
- vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, fb_bbp);
- vmw_write(vmw_priv, SVGA_REG_DEPTH, fb_depth);
- vmw_write(vmw_priv, SVGA_REG_RED_MASK, 0x00ff0000);
- vmw_write(vmw_priv, SVGA_REG_GREEN_MASK, 0x0000ff00);
- vmw_write(vmw_priv, SVGA_REG_BLUE_MASK, 0x000000ff);
-
- fb_size = vmw_read(vmw_priv, SVGA_REG_FB_SIZE);
+ fb_pitch = fb_width * fb_bbp / 8;
+ fb_size = fb_pitch * fb_height;
fb_offset = vmw_read(vmw_priv, SVGA_REG_FB_OFFSET);
- fb_pitch = vmw_read(vmw_priv, SVGA_REG_BYTES_PER_LINE);
-
- DRM_DEBUG("width %u\n", vmw_read(vmw_priv, SVGA_REG_MAX_WIDTH));
- DRM_DEBUG("height %u\n", vmw_read(vmw_priv, SVGA_REG_MAX_HEIGHT));
- DRM_DEBUG("width %u\n", vmw_read(vmw_priv, SVGA_REG_WIDTH));
- DRM_DEBUG("height %u\n", vmw_read(vmw_priv, SVGA_REG_HEIGHT));
- DRM_DEBUG("bpp %u\n", vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL));
- DRM_DEBUG("depth %u\n", vmw_read(vmw_priv, SVGA_REG_DEPTH));
- DRM_DEBUG("bpl %u\n", vmw_read(vmw_priv, SVGA_REG_BYTES_PER_LINE));
- DRM_DEBUG("r mask %08x\n", vmw_read(vmw_priv, SVGA_REG_RED_MASK));
- DRM_DEBUG("g mask %08x\n", vmw_read(vmw_priv, SVGA_REG_GREEN_MASK));
- DRM_DEBUG("b mask %08x\n", vmw_read(vmw_priv, SVGA_REG_BLUE_MASK));
- DRM_DEBUG("fb_offset 0x%08x\n", fb_offset);
- DRM_DEBUG("fb_pitch %u\n", fb_pitch);
- DRM_DEBUG("fb_size %u kiB\n", fb_size / 1024);
info = framebuffer_alloc(sizeof(*par), device);
if (!info)
@@ -659,6 +616,10 @@ int vmw_dmabuf_to_start_of_vram(struct vmw_private *vmw_priv,
goto err_unlock;
ret = ttm_bo_validate(bo, &ne_placement, false, false, false);
+
+ /* Could probably bug on */
+ WARN_ON(bo->offset != 0);
+
ttm_bo_unreserve(bo);
err_unlock:
ttm_write_unlock(&vmw_priv->active_master->lock);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
new file mode 100644
index 00000000000..61eacc1b5ca
--- /dev/null
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fence.c
@@ -0,0 +1,173 @@
+/**************************************************************************
+ *
+ * Copyright (C) 2010 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_drv.h"
+
+struct vmw_fence {
+ struct list_head head;
+ uint32_t sequence;
+ struct timespec submitted;
+};
+
+void vmw_fence_queue_init(struct vmw_fence_queue *queue)
+{
+ INIT_LIST_HEAD(&queue->head);
+ queue->lag = ns_to_timespec(0);
+ getrawmonotonic(&queue->lag_time);
+ spin_lock_init(&queue->lock);
+}
+
+void vmw_fence_queue_takedown(struct vmw_fence_queue *queue)
+{
+ struct vmw_fence *fence, *next;
+
+ spin_lock(&queue->lock);
+ list_for_each_entry_safe(fence, next, &queue->head, head) {
+ kfree(fence);
+ }
+ spin_unlock(&queue->lock);
+}
+
+int vmw_fence_push(struct vmw_fence_queue *queue,
+ uint32_t sequence)
+{
+ struct vmw_fence *fence = kmalloc(sizeof(*fence), GFP_KERNEL);
+
+ if (unlikely(!fence))
+ return -ENOMEM;
+
+ fence->sequence = sequence;
+ getrawmonotonic(&fence->submitted);
+ spin_lock(&queue->lock);
+ list_add_tail(&fence->head, &queue->head);
+ spin_unlock(&queue->lock);
+
+ return 0;
+}
+
+int vmw_fence_pull(struct vmw_fence_queue *queue,
+ uint32_t signaled_sequence)
+{
+ struct vmw_fence *fence, *next;
+ struct timespec now;
+ bool updated = false;
+
+ spin_lock(&queue->lock);
+ getrawmonotonic(&now);
+
+ if (list_empty(&queue->head)) {
+ queue->lag = ns_to_timespec(0);
+ queue->lag_time = now;
+ updated = true;
+ goto out_unlock;
+ }
+
+ list_for_each_entry_safe(fence, next, &queue->head, head) {
+ if (signaled_sequence - fence->sequence > (1 << 30))
+ continue;
+
+ queue->lag = timespec_sub(now, fence->submitted);
+ queue->lag_time = now;
+ updated = true;
+ list_del(&fence->head);
+ kfree(fence);
+ }
+
+out_unlock:
+ spin_unlock(&queue->lock);
+
+ return (updated) ? 0 : -EBUSY;
+}
+
+static struct timespec vmw_timespec_add(struct timespec t1,
+ struct timespec t2)
+{
+ t1.tv_sec += t2.tv_sec;
+ t1.tv_nsec += t2.tv_nsec;
+ if (t1.tv_nsec >= 1000000000L) {
+ t1.tv_sec += 1;
+ t1.tv_nsec -= 1000000000L;
+ }
+
+ return t1;
+}
+
+static struct timespec vmw_fifo_lag(struct vmw_fence_queue *queue)
+{
+ struct timespec now;
+
+ spin_lock(&queue->lock);
+ getrawmonotonic(&now);
+ queue->lag = vmw_timespec_add(queue->lag,
+ timespec_sub(now, queue->lag_time));
+ queue->lag_time = now;
+ spin_unlock(&queue->lock);
+ return queue->lag;
+}
+
+
+static bool vmw_lag_lt(struct vmw_fence_queue *queue,
+ uint32_t us)
+{
+ struct timespec lag, cond;
+
+ cond = ns_to_timespec((s64) us * 1000);
+ lag = vmw_fifo_lag(queue);
+ return (timespec_compare(&lag, &cond) < 1);
+}
+
+int vmw_wait_lag(struct vmw_private *dev_priv,
+ struct vmw_fence_queue *queue, uint32_t us)
+{
+ struct vmw_fence *fence;
+ uint32_t sequence;
+ int ret;
+
+ while (!vmw_lag_lt(queue, us)) {
+ spin_lock(&queue->lock);
+ if (list_empty(&queue->head))
+ sequence = atomic_read(&dev_priv->fence_seq);
+ else {
+ fence = list_first_entry(&queue->head,
+ struct vmw_fence, head);
+ sequence = fence->sequence;
+ }
+ spin_unlock(&queue->lock);
+
+ ret = vmw_wait_fence(dev_priv, false, sequence, true,
+ 3*HZ);
+
+ if (unlikely(ret != 0))
+ return ret;
+
+ (void) vmw_fence_pull(queue, sequence);
+ }
+ return 0;
+}
+
+
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
index 39d43a01d84..e6a1eb7ea95 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c
@@ -34,6 +34,9 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
__le32 __iomem *fifo_mem = dev_priv->mmio_virt;
uint32_t fifo_min, hwversion;
+ if (!(dev_priv->capabilities & SVGA_CAP_EXTENDED_FIFO))
+ return false;
+
fifo_min = ioread32(fifo_mem + SVGA_FIFO_MIN);
if (fifo_min <= SVGA_FIFO_3D_HWVERSION * sizeof(unsigned int))
return false;
@@ -48,6 +51,21 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv)
return true;
}
+bool vmw_fifo_have_pitchlock(struct vmw_private *dev_priv)
+{
+ __le32 __iomem *fifo_mem = dev_priv->mmio_virt;
+ uint32_t caps;
+
+ if (!(dev_priv->capabilities & SVGA_CAP_EXTENDED_FIFO))
+ return false;
+
+ caps = ioread32(fifo_mem + SVGA_FIFO_CAPABILITIES);
+ if (caps & SVGA_FIFO_CAP_PITCHLOCK)
+ return true;
+
+ return false;
+}
+
int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
{
__le32 __iomem *fifo_mem = dev_priv->mmio_virt;
@@ -120,7 +138,7 @@ int vmw_fifo_init(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
atomic_set(&dev_priv->fence_seq, dev_priv->last_read_sequence);
iowrite32(dev_priv->last_read_sequence, fifo_mem + SVGA_FIFO_FENCE);
-
+ vmw_fence_queue_init(&fifo->fence_queue);
return vmw_fifo_send_fence(dev_priv, &dummy);
out_err:
vfree(fifo->static_buffer);
@@ -159,6 +177,7 @@ void vmw_fifo_release(struct vmw_private *dev_priv, struct vmw_fifo_state *fifo)
dev_priv->enable_state);
mutex_unlock(&dev_priv->hw_mutex);
+ vmw_fence_queue_takedown(&fifo->fence_queue);
if (likely(fifo->last_buffer != NULL)) {
vfree(fifo->last_buffer);
@@ -484,6 +503,8 @@ int vmw_fifo_send_fence(struct vmw_private *dev_priv, uint32_t *sequence)
fifo_state->last_buffer_add = true;
vmw_fifo_commit(dev_priv, bytes);
fifo_state->last_buffer_add = false;
+ (void) vmw_fence_push(&fifo_state->fence_queue, *sequence);
+ vmw_update_sequence(dev_priv, fifo_state);
out_err:
return ret;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
index 4d7cb539386..e92298a6a38 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_irq.c
@@ -64,22 +64,33 @@ static bool vmw_fifo_idle(struct vmw_private *dev_priv, uint32_t sequence)
return (busy == 0);
}
+void vmw_update_sequence(struct vmw_private *dev_priv,
+ struct vmw_fifo_state *fifo_state)
+{
+ __le32 __iomem *fifo_mem = dev_priv->mmio_virt;
+
+ uint32_t sequence = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+
+ if (dev_priv->last_read_sequence != sequence) {
+ dev_priv->last_read_sequence = sequence;
+ vmw_fence_pull(&fifo_state->fence_queue, sequence);
+ }
+}
bool vmw_fence_signaled(struct vmw_private *dev_priv,
uint32_t sequence)
{
- __le32 __iomem *fifo_mem = dev_priv->mmio_virt;
struct vmw_fifo_state *fifo_state;
bool ret;
if (likely(dev_priv->last_read_sequence - sequence < VMW_FENCE_WRAP))
return true;
- dev_priv->last_read_sequence = ioread32(fifo_mem + SVGA_FIFO_FENCE);
+ fifo_state = &dev_priv->fifo;
+ vmw_update_sequence(dev_priv, fifo_state);
if (likely(dev_priv->last_read_sequence - sequence < VMW_FENCE_WRAP))
return true;
- fifo_state = &dev_priv->fifo;
if (!(fifo_state->capabilities & SVGA_FIFO_CAP_FENCE) &&
vmw_fifo_idle(dev_priv, sequence))
return true;
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index bbc7c4c30bc..f1d62611241 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -30,6 +30,8 @@
/* Might need a hrtimer here? */
#define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1)
+static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb);
+static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb);
void vmw_display_unit_cleanup(struct vmw_display_unit *du)
{
@@ -326,6 +328,7 @@ int vmw_framebuffer_create_handle(struct drm_framebuffer *fb,
struct vmw_framebuffer_surface {
struct vmw_framebuffer base;
struct vmw_surface *surface;
+ struct vmw_dma_buffer *buffer;
struct delayed_work d_work;
struct mutex work_lock;
bool present_fs;
@@ -500,8 +503,8 @@ int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv,
vfbs->base.base.depth = 24;
vfbs->base.base.width = width;
vfbs->base.base.height = height;
- vfbs->base.pin = NULL;
- vfbs->base.unpin = NULL;
+ vfbs->base.pin = &vmw_surface_dmabuf_pin;
+ vfbs->base.unpin = &vmw_surface_dmabuf_unpin;
vfbs->surface = surface;
mutex_init(&vfbs->work_lock);
INIT_DELAYED_WORK(&vfbs->d_work, &vmw_framebuffer_present_fs_callback);
@@ -589,6 +592,40 @@ static struct drm_framebuffer_funcs vmw_framebuffer_dmabuf_funcs = {
.create_handle = vmw_framebuffer_create_handle,
};
+static int vmw_surface_dmabuf_pin(struct vmw_framebuffer *vfb)
+{
+ struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
+ struct vmw_framebuffer_surface *vfbs =
+ vmw_framebuffer_to_vfbs(&vfb->base);
+ unsigned long size = vfbs->base.base.pitch * vfbs->base.base.height;
+ int ret;
+
+ vfbs->buffer = kzalloc(sizeof(*vfbs->buffer), GFP_KERNEL);
+ if (unlikely(vfbs->buffer == NULL))
+ return -ENOMEM;
+
+ vmw_overlay_pause_all(dev_priv);
+ ret = vmw_dmabuf_init(dev_priv, vfbs->buffer, size,
+ &vmw_vram_ne_placement,
+ false, &vmw_dmabuf_bo_free);
+ vmw_overlay_resume_all(dev_priv);
+
+ return ret;
+}
+
+static int vmw_surface_dmabuf_unpin(struct vmw_framebuffer *vfb)
+{
+ struct ttm_buffer_object *bo;
+ struct vmw_framebuffer_surface *vfbs =
+ vmw_framebuffer_to_vfbs(&vfb->base);
+
+ bo = &vfbs->buffer->base;
+ ttm_bo_unref(&bo);
+ vfbs->buffer = NULL;
+
+ return 0;
+}
+
static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer *vfb)
{
struct vmw_private *dev_priv = vmw_priv(vfb->base.dev);
@@ -596,33 +633,15 @@ static int vmw_framebuffer_dmabuf_pin(struct vmw_framebuffer *vfb)
vmw_framebuffer_to_vfbd(&vfb->base);
int ret;
+
vmw_overlay_pause_all(dev_priv);
ret = vmw_dmabuf_to_start_of_vram(dev_priv, vfbd->buffer);
- if (dev_priv->capabilities & SVGA_CAP_MULTIMON) {
- vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 1);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_IS_PRIMARY, true);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_X, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_Y, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_WIDTH, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_HEIGHT, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
-
- vmw_write(dev_priv, SVGA_REG_ENABLE, 1);
- vmw_write(dev_priv, SVGA_REG_WIDTH, vfb->base.width);
- vmw_write(dev_priv, SVGA_REG_HEIGHT, vfb->base.height);
- vmw_write(dev_priv, SVGA_REG_BITS_PER_PIXEL, vfb->base.bits_per_pixel);
- vmw_write(dev_priv, SVGA_REG_DEPTH, vfb->base.depth);
- vmw_write(dev_priv, SVGA_REG_RED_MASK, 0x00ff0000);
- vmw_write(dev_priv, SVGA_REG_GREEN_MASK, 0x0000ff00);
- vmw_write(dev_priv, SVGA_REG_BLUE_MASK, 0x000000ff);
- } else
- WARN_ON(true);
-
vmw_overlay_resume_all(dev_priv);
+ WARN_ON(ret != 0);
+
return 0;
}
@@ -668,7 +687,7 @@ int vmw_kms_new_framebuffer_dmabuf(struct vmw_private *dev_priv,
/* XXX get the first 3 from the surface info */
vfbd->base.base.bits_per_pixel = 32;
- vfbd->base.base.pitch = width * 32 / 4;
+ vfbd->base.base.pitch = width * vfbd->base.base.bits_per_pixel / 8;
vfbd->base.base.depth = 24;
vfbd->base.base.width = width;
vfbd->base.base.height = height;
@@ -765,8 +784,9 @@ int vmw_kms_init(struct vmw_private *dev_priv)
dev->mode_config.funcs = &vmw_kms_funcs;
dev->mode_config.min_width = 1;
dev->mode_config.min_height = 1;
- dev->mode_config.max_width = dev_priv->fb_max_width;
- dev->mode_config.max_height = dev_priv->fb_max_height;
+ /* assumed largest fb size */
+ dev->mode_config.max_width = 8192;
+ dev->mode_config.max_height = 8192;
ret = vmw_kms_init_legacy_display_system(dev_priv);
@@ -826,49 +846,140 @@ out:
return ret;
}
+void vmw_kms_write_svga(struct vmw_private *vmw_priv,
+ unsigned width, unsigned height, unsigned pitch,
+ unsigned bbp, unsigned depth)
+{
+ if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
+ vmw_write(vmw_priv, SVGA_REG_PITCHLOCK, pitch);
+ else if (vmw_fifo_have_pitchlock(vmw_priv))
+ iowrite32(pitch, vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
+ vmw_write(vmw_priv, SVGA_REG_WIDTH, width);
+ vmw_write(vmw_priv, SVGA_REG_HEIGHT, height);
+ vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, bbp);
+ vmw_write(vmw_priv, SVGA_REG_DEPTH, depth);
+ vmw_write(vmw_priv, SVGA_REG_RED_MASK, 0x00ff0000);
+ vmw_write(vmw_priv, SVGA_REG_GREEN_MASK, 0x0000ff00);
+ vmw_write(vmw_priv, SVGA_REG_BLUE_MASK, 0x000000ff);
+}
+
int vmw_kms_save_vga(struct vmw_private *vmw_priv)
{
- /*
- * setup a single multimon monitor with the size
- * of 0x0, this stops the UI from resizing when we
- * change the framebuffer size
- */
- if (vmw_priv->capabilities & SVGA_CAP_MULTIMON) {
- vmw_write(vmw_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 1);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, true);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, 0);
- vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
- }
+ struct vmw_vga_topology_state *save;
+ uint32_t i;
vmw_priv->vga_width = vmw_read(vmw_priv, SVGA_REG_WIDTH);
vmw_priv->vga_height = vmw_read(vmw_priv, SVGA_REG_HEIGHT);
- vmw_priv->vga_bpp = vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL);
vmw_priv->vga_depth = vmw_read(vmw_priv, SVGA_REG_DEPTH);
+ vmw_priv->vga_bpp = vmw_read(vmw_priv, SVGA_REG_BITS_PER_PIXEL);
vmw_priv->vga_pseudo = vmw_read(vmw_priv, SVGA_REG_PSEUDOCOLOR);
vmw_priv->vga_red_mask = vmw_read(vmw_priv, SVGA_REG_RED_MASK);
- vmw_priv->vga_green_mask = vmw_read(vmw_priv, SVGA_REG_GREEN_MASK);
vmw_priv->vga_blue_mask = vmw_read(vmw_priv, SVGA_REG_BLUE_MASK);
+ vmw_priv->vga_green_mask = vmw_read(vmw_priv, SVGA_REG_GREEN_MASK);
+ if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
+ vmw_priv->vga_pitchlock =
+ vmw_read(vmw_priv, SVGA_REG_PITCHLOCK);
+ else if (vmw_fifo_have_pitchlock(vmw_priv))
+ vmw_priv->vga_pitchlock = ioread32(vmw_priv->mmio_virt +
+ SVGA_FIFO_PITCHLOCK);
+
+ if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
+ return 0;
+ vmw_priv->num_displays = vmw_read(vmw_priv,
+ SVGA_REG_NUM_GUEST_DISPLAYS);
+
+ for (i = 0; i < vmw_priv->num_displays; ++i) {
+ save = &vmw_priv->vga_save[i];
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
+ save->primary = vmw_read(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY);
+ save->pos_x = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_X);
+ save->pos_y = vmw_read(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y);
+ save->width = vmw_read(vmw_priv, SVGA_REG_DISPLAY_WIDTH);
+ save->height = vmw_read(vmw_priv, SVGA_REG_DISPLAY_HEIGHT);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
+ }
return 0;
}
int vmw_kms_restore_vga(struct vmw_private *vmw_priv)
{
+ struct vmw_vga_topology_state *save;
+ uint32_t i;
+
vmw_write(vmw_priv, SVGA_REG_WIDTH, vmw_priv->vga_width);
vmw_write(vmw_priv, SVGA_REG_HEIGHT, vmw_priv->vga_height);
- vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, vmw_priv->vga_bpp);
vmw_write(vmw_priv, SVGA_REG_DEPTH, vmw_priv->vga_depth);
+ vmw_write(vmw_priv, SVGA_REG_BITS_PER_PIXEL, vmw_priv->vga_bpp);
vmw_write(vmw_priv, SVGA_REG_PSEUDOCOLOR, vmw_priv->vga_pseudo);
vmw_write(vmw_priv, SVGA_REG_RED_MASK, vmw_priv->vga_red_mask);
vmw_write(vmw_priv, SVGA_REG_GREEN_MASK, vmw_priv->vga_green_mask);
vmw_write(vmw_priv, SVGA_REG_BLUE_MASK, vmw_priv->vga_blue_mask);
+ if (vmw_priv->capabilities & SVGA_CAP_PITCHLOCK)
+ vmw_write(vmw_priv, SVGA_REG_PITCHLOCK,
+ vmw_priv->vga_pitchlock);
+ else if (vmw_fifo_have_pitchlock(vmw_priv))
+ iowrite32(vmw_priv->vga_pitchlock,
+ vmw_priv->mmio_virt + SVGA_FIFO_PITCHLOCK);
+
+ if (!(vmw_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY))
+ return 0;
- /* TODO check for multimon */
- vmw_write(vmw_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 0);
+ for (i = 0; i < vmw_priv->num_displays; ++i) {
+ save = &vmw_priv->vga_save[i];
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, i);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_IS_PRIMARY, save->primary);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_X, save->pos_x);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_POSITION_Y, save->pos_y);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_WIDTH, save->width);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_HEIGHT, save->height);
+ vmw_write(vmw_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
+ }
return 0;
}
+
+int vmw_kms_update_layout_ioctl(struct drm_device *dev, void *data,
+ struct drm_file *file_priv)
+{
+ struct vmw_private *dev_priv = vmw_priv(dev);
+ struct drm_vmw_update_layout_arg *arg =
+ (struct drm_vmw_update_layout_arg *)data;
+ struct vmw_master *vmaster = vmw_master(file_priv->master);
+ void __user *user_rects;
+ struct drm_vmw_rect *rects;
+ unsigned rects_size;
+ int ret;
+
+ ret = ttm_read_lock(&vmaster->lock, true);
+ if (unlikely(ret != 0))
+ return ret;
+
+ if (!arg->num_outputs) {
+ struct drm_vmw_rect def_rect = {0, 0, 800, 600};
+ vmw_kms_ldu_update_layout(dev_priv, 1, &def_rect);
+ goto out_unlock;
+ }
+
+ rects_size = arg->num_outputs * sizeof(struct drm_vmw_rect);
+ rects = kzalloc(rects_size, GFP_KERNEL);
+ if (unlikely(!rects)) {
+ ret = -ENOMEM;
+ goto out_unlock;
+ }
+
+ user_rects = (void __user *)(unsigned long)arg->rects;
+ ret = copy_from_user(rects, user_rects, rects_size);
+ if (unlikely(ret != 0)) {
+ DRM_ERROR("Failed to get rects.\n");
+ goto out_free;
+ }
+
+ vmw_kms_ldu_update_layout(dev_priv, arg->num_outputs, rects);
+
+out_free:
+ kfree(rects);
+out_unlock:
+ ttm_read_unlock(&vmaster->lock);
+ return ret;
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index 8b95249f053..8a398a0339b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -94,9 +94,11 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv,
int vmw_du_crtc_cursor_move(struct drm_crtc *crtc, int x, int y);
/*
- * Legacy display unit functions - vmwgfx_ldu.h
+ * 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_update_layout(struct vmw_private *dev_priv, unsigned num,
+ struct drm_vmw_rect *rects);
#endif
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
index 90891593bf6..cfaf690a5b2 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c
@@ -38,6 +38,7 @@ struct vmw_legacy_display {
struct list_head active;
unsigned num_active;
+ unsigned last_num_active;
struct vmw_framebuffer *fb;
};
@@ -48,9 +49,12 @@ struct vmw_legacy_display {
struct vmw_legacy_display_unit {
struct vmw_display_unit base;
- struct list_head active;
+ unsigned pref_width;
+ unsigned pref_height;
+ bool pref_active;
+ struct drm_display_mode *pref_mode;
- unsigned unit;
+ struct list_head active;
};
static void vmw_ldu_destroy(struct vmw_legacy_display_unit *ldu)
@@ -88,23 +92,44 @@ static int vmw_ldu_commit_list(struct vmw_private *dev_priv)
{
struct vmw_legacy_display *lds = dev_priv->ldu_priv;
struct vmw_legacy_display_unit *entry;
- struct drm_crtc *crtc;
+ struct drm_framebuffer *fb = NULL;
+ struct drm_crtc *crtc = NULL;
int i = 0;
- /* to stop the screen from changing size on resize */
- vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS, 0);
- for (i = 0; i < lds->num_active; i++) {
- vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, i);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_IS_PRIMARY, !i);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_X, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_POSITION_Y, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_WIDTH, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_HEIGHT, 0);
- vmw_write(dev_priv, SVGA_REG_DISPLAY_ID, SVGA_ID_INVALID);
+ /* If there is no display topology the host just assumes
+ * that the guest will set the same layout as the host.
+ */
+ if (!(dev_priv->capabilities & SVGA_CAP_DISPLAY_TOPOLOGY)) {
+ int w = 0, h = 0;
+ list_for_each_entry(entry, &lds->active, active) {
+ crtc = &entry->base.crtc;
+ w = max(w, crtc->x + crtc->mode.hdisplay);
+ h = max(h, crtc->y + crtc->mode.vdisplay);
+ i++;
+ }
+
+ if (crtc == NULL)
+ return 0;
+ fb = entry->base.crtc.fb;
+
+ vmw_kms_write_svga(dev_priv, w, h, fb->pitch,
+ fb->bits_per_pixel, fb->depth);
+
+ return 0;
}
- /* Now set the mode */
- vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS, lds->num_active);
+ if (!list_empty(&lds->active)) {
+ entry = list_entry(lds->active.next, typeof(*entry), active);
+ fb = entry->base.crtc.fb;
+
+ vmw_kms_write_svga(dev_priv, fb->width, fb->height, fb->pitch,
+ fb->bits_per_pixel, fb->depth);
+ }
+
+ /* Make sure we always show something. */
+ vmw_write(dev_priv, SVGA_REG_NUM_GUEST_DISPLAYS,
+ lds->num_active ? lds->num_active : 1);
+
i = 0;
list_for_each_entry(entry, &lds->active, active) {
crtc = &entry->base.crtc;
@@ -120,6 +145,10 @@ static int vmw_ldu_commit_list(struct vmw_private *dev_priv)
i++;
}
+ BUG_ON(i != lds->num_active);
+
+ lds->last_num_active = lds->num_active;
+
return 0;
}
@@ -130,6 +159,7 @@ static int vmw_ldu_del_active(struct vmw_private *vmw_priv,
if (list_empty(&ldu->active))
return 0;
+ /* Must init otherwise list_empty(&ldu->active) will not work. */
list_del_init(&ldu->active);
if (--(ld->num_active) == 0) {
BUG_ON(!ld->fb);
@@ -149,24 +179,29 @@ static int vmw_ldu_add_active(struct vmw_private *vmw_priv,
struct vmw_legacy_display_unit *entry;
struct list_head *at;
+ BUG_ON(!ld->num_active && ld->fb);
+ if (vfb != ld->fb) {
+ if (ld->fb && ld->fb->unpin)
+ ld->fb->unpin(ld->fb);
+ if (vfb->pin)
+ vfb->pin(vfb);
+ ld->fb = vfb;
+ }
+
if (!list_empty(&ldu->active))
return 0;
at = &ld->active;
list_for_each_entry(entry, &ld->active, active) {
- if (entry->unit > ldu->unit)
+ if (entry->base.unit > ldu->base.unit)
break;
at = &entry->active;
}
list_add(&ldu->active, at);
- if (ld->num_active++ == 0) {
- BUG_ON(ld->fb);
- if (vfb->pin)
- vfb->pin(vfb);
- ld->fb = vfb;
- }
+
+ ld->num_active++;
return 0;
}
@@ -208,6 +243,8 @@ static int vmw_ldu_crtc_set_config(struct drm_mode_set *set)
/* ldu only supports one fb active at the time */
if (dev_priv->ldu_priv->fb && vfb &&
+ !(dev_priv->ldu_priv->num_active == 1 &&
+ !list_empty(&ldu->active)) &&
dev_priv->ldu_priv->fb != vfb) {
DRM_ERROR("Multiple framebuffers not supported\n");
return -EINVAL;
@@ -300,8 +337,7 @@ static void vmw_ldu_connector_restore(struct drm_connector *connector)
static enum drm_connector_status
vmw_ldu_connector_detect(struct drm_connector *connector)
{
- /* XXX vmwctrl should control connection status */
- if (vmw_connector_to_ldu(connector)->base.unit == 0)
+ if (vmw_connector_to_ldu(connector)->pref_active)
return connector_status_connected;
return connector_status_disconnected;
}
@@ -312,10 +348,9 @@ static struct drm_display_mode vmw_ldu_connector_builtin[] = {
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 | DRM_MODE_TYPE_PREFERRED,
- 40000, 800, 840, 968, 1056, 0, 600, 601, 605, 628,
- 0, DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+ { 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,
@@ -387,10 +422,34 @@ static struct drm_display_mode vmw_ldu_connector_builtin[] = {
static int vmw_ldu_connector_fill_modes(struct drm_connector *connector,
uint32_t max_width, uint32_t max_height)
{
+ struct vmw_legacy_display_unit *ldu = vmw_connector_to_ldu(connector);
struct drm_device *dev = connector->dev;
struct drm_display_mode *mode = NULL;
+ 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 = ldu->pref_width;
+ mode->vdisplay = ldu->pref_height;
+ mode->vrefresh = drm_mode_vrefresh(mode);
+ drm_mode_probed_add(connector, mode);
+
+ if (ldu->pref_mode) {
+ list_del_init(&ldu->pref_mode->head);
+ drm_mode_destroy(dev, ldu->pref_mode);
+ }
+
+ ldu->pref_mode = mode;
+ }
+
for (i = 0; vmw_ldu_connector_builtin[i].type != 0; i++) {
if (vmw_ldu_connector_builtin[i].hdisplay > max_width ||
vmw_ldu_connector_builtin[i].vdisplay > max_height)
@@ -443,18 +502,21 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit)
if (!ldu)
return -ENOMEM;
- ldu->unit = unit;
+ ldu->base.unit = unit;
crtc = &ldu->base.crtc;
encoder = &ldu->base.encoder;
connector = &ldu->base.connector;
+ INIT_LIST_HEAD(&ldu->active);
+
+ ldu->pref_active = (unit == 0);
+ ldu->pref_width = 800;
+ ldu->pref_height = 600;
+ ldu->pref_mode = NULL;
+
drm_connector_init(dev, connector, &vmw_legacy_connector_funcs,
DRM_MODE_CONNECTOR_LVDS);
- /* Initial status */
- if (unit == 0)
- connector->status = connector_status_connected;
- else
- connector->status = connector_status_disconnected;
+ connector->status = vmw_ldu_connector_detect(connector);
drm_encoder_init(dev, encoder, &vmw_legacy_encoder_funcs,
DRM_MODE_ENCODER_LVDS);
@@ -462,8 +524,6 @@ static int vmw_ldu_init(struct vmw_private *dev_priv, unsigned unit)
encoder->possible_crtcs = (1 << unit);
encoder->possible_clones = 0;
- INIT_LIST_HEAD(&ldu->active);
-
drm_crtc_init(dev, crtc, &vmw_legacy_crtc_funcs);
drm_connector_attach_property(connector,
@@ -487,18 +547,22 @@ int vmw_kms_init_legacy_display_system(struct vmw_private *dev_priv)
INIT_LIST_HEAD(&dev_priv->ldu_priv->active);
dev_priv->ldu_priv->num_active = 0;
+ dev_priv->ldu_priv->last_num_active = 0;
dev_priv->ldu_priv->fb = NULL;
drm_mode_create_dirty_info_property(dev_priv->dev);
vmw_ldu_init(dev_priv, 0);
- vmw_ldu_init(dev_priv, 1);
- vmw_ldu_init(dev_priv, 2);
- vmw_ldu_init(dev_priv, 3);
- vmw_ldu_init(dev_priv, 4);
- vmw_ldu_init(dev_priv, 5);
- vmw_ldu_init(dev_priv, 6);
- vmw_ldu_init(dev_priv, 7);
+ /* for old hardware without multimon only enable one display */
+ if (dev_priv->capabilities & SVGA_CAP_MULTIMON) {
+ vmw_ldu_init(dev_priv, 1);
+ vmw_ldu_init(dev_priv, 2);
+ vmw_ldu_init(dev_priv, 3);
+ vmw_ldu_init(dev_priv, 4);
+ vmw_ldu_init(dev_priv, 5);
+ vmw_ldu_init(dev_priv, 6);
+ vmw_ldu_init(dev_priv, 7);
+ }
return 0;
}
@@ -514,3 +578,42 @@ int vmw_kms_close_legacy_display_system(struct vmw_private *dev_priv)
return 0;
}
+
+int vmw_kms_ldu_update_layout(struct vmw_private *dev_priv, unsigned num,
+ struct drm_vmw_rect *rects)
+{
+ struct drm_device *dev = dev_priv->dev;
+ struct vmw_legacy_display_unit *ldu;
+ struct drm_connector *con;
+ int i;
+
+ mutex_lock(&dev->mode_config.mutex);
+
+#if 0
+ DRM_INFO("%s: new layout ", __func__);
+ for (i = 0; i < (int)num; i++)
+ DRM_INFO("(%i, %i %ux%u) ", rects[i].x, rects[i].y,
+ rects[i].w, rects[i].h);
+ DRM_INFO("\n");
+#else
+ (void)i;
+#endif
+
+ list_for_each_entry(con, &dev->mode_config.connector_list, head) {
+ ldu = vmw_connector_to_ldu(con);
+ if (num > ldu->base.unit) {
+ ldu->pref_width = rects[ldu->base.unit].w;
+ ldu->pref_height = rects[ldu->base.unit].h;
+ ldu->pref_active = true;
+ } else {
+ ldu->pref_width = 800;
+ ldu->pref_height = 600;
+ ldu->pref_active = false;
+ }
+ con->status = vmw_ldu_connector_detect(con);
+ }
+
+ mutex_unlock(&dev->mode_config.mutex);
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
index ad566c85b07..df2036ed18d 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_overlay.c
@@ -358,6 +358,8 @@ static int vmw_overlay_update_stream(struct vmw_private *dev_priv,
if (stream->buf != buf)
stream->buf = vmw_dmabuf_reference(buf);
stream->saved = *arg;
+ /* stream is no longer stopped/paused */
+ stream->paused = false;
return 0;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-26 23:57:12 +0000