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path: root/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
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Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_surface.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_surface.c315
1 files changed, 232 insertions, 83 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
index 4ecdbf3e59da..3361769842f4 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
@@ -1,6 +1,6 @@
/**************************************************************************
*
- * Copyright © 2009-2012 VMware, Inc., Palo Alto, CA., USA
+ * Copyright © 2009-2015 VMware, Inc., Palo Alto, CA., USA
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
@@ -27,8 +27,11 @@
#include "vmwgfx_drv.h"
#include "vmwgfx_resource_priv.h"
+#include "vmwgfx_so.h"
+#include "vmwgfx_binding.h"
#include <ttm/ttm_placement.h>
-#include "svga3d_surfacedefs.h"
+#include "device_include/svga3d_surfacedefs.h"
+
/**
* struct vmw_user_surface - User-space visible surface resource
@@ -36,7 +39,7 @@
* @base: The TTM base object handling user-space visibility.
* @srf: The surface metadata.
* @size: TTM accounting size for the surface.
- * @master: master of the creating client. Used for security check.
+ * @master: master of the creating client. Used for security check.
*/
struct vmw_user_surface {
struct ttm_prime_object prime;
@@ -220,7 +223,7 @@ static void vmw_surface_define_encode(const struct vmw_surface *srf,
cmd->header.size = cmd_len;
cmd->body.sid = srf->res.id;
cmd->body.surfaceFlags = srf->flags;
- cmd->body.format = cpu_to_le32(srf->format);
+ cmd->body.format = srf->format;
for (i = 0; i < DRM_VMW_MAX_SURFACE_FACES; ++i)
cmd->body.face[i].numMipLevels = srf->mip_levels[i];
@@ -340,7 +343,7 @@ static void vmw_hw_surface_destroy(struct vmw_resource *res)
dev_priv->used_memory_size -= res->backup_size;
mutex_unlock(&dev_priv->cmdbuf_mutex);
}
- vmw_3d_resource_dec(dev_priv, false);
+ vmw_fifo_resource_dec(dev_priv);
}
/**
@@ -576,14 +579,14 @@ static int vmw_surface_init(struct vmw_private *dev_priv,
BUG_ON(res_free == NULL);
if (!dev_priv->has_mob)
- (void) vmw_3d_resource_inc(dev_priv, false);
+ vmw_fifo_resource_inc(dev_priv);
ret = vmw_resource_init(dev_priv, res, true, res_free,
(dev_priv->has_mob) ? &vmw_gb_surface_func :
&vmw_legacy_surface_func);
if (unlikely(ret != 0)) {
if (!dev_priv->has_mob)
- vmw_3d_resource_dec(dev_priv, false);
+ vmw_fifo_resource_dec(dev_priv);
res_free(res);
return ret;
}
@@ -593,6 +596,7 @@ static int vmw_surface_init(struct vmw_private *dev_priv,
* surface validate.
*/
+ INIT_LIST_HEAD(&srf->view_list);
vmw_resource_activate(res, vmw_hw_surface_destroy);
return ret;
}
@@ -723,6 +727,7 @@ int vmw_surface_define_ioctl(struct drm_device *dev, void *data,
desc = svga3dsurface_get_desc(req->format);
if (unlikely(desc->block_desc == SVGA3DBLOCKDESC_NONE)) {
DRM_ERROR("Invalid surface format for surface creation.\n");
+ DRM_ERROR("Format requested is: %d\n", req->format);
return -EINVAL;
}
@@ -906,6 +911,12 @@ vmw_surface_handle_reference(struct vmw_private *dev_priv,
"surface reference.\n");
return -EACCES;
}
+ if (ACCESS_ONCE(vmw_fpriv(file_priv)->locked_master)) {
+ DRM_ERROR("Locked master refused legacy "
+ "surface reference.\n");
+ return -EACCES;
+ }
+
handle = u_handle;
}
@@ -1018,17 +1029,21 @@ static int vmw_gb_surface_create(struct vmw_resource *res)
{
struct vmw_private *dev_priv = res->dev_priv;
struct vmw_surface *srf = vmw_res_to_srf(res);
- uint32_t cmd_len, submit_len;
+ uint32_t cmd_len, cmd_id, submit_len;
int ret;
struct {
SVGA3dCmdHeader header;
SVGA3dCmdDefineGBSurface body;
} *cmd;
+ struct {
+ SVGA3dCmdHeader header;
+ SVGA3dCmdDefineGBSurface_v2 body;
+ } *cmd2;
if (likely(res->id != -1))
return 0;
- (void) vmw_3d_resource_inc(dev_priv, false);
+ vmw_fifo_resource_inc(dev_priv);
ret = vmw_resource_alloc_id(res);
if (unlikely(ret != 0)) {
DRM_ERROR("Failed to allocate a surface id.\n");
@@ -1040,9 +1055,19 @@ static int vmw_gb_surface_create(struct vmw_resource *res)
goto out_no_fifo;
}
- cmd_len = sizeof(cmd->body);
- submit_len = sizeof(*cmd);
+ if (srf->array_size > 0) {
+ /* has_dx checked on creation time. */
+ cmd_id = SVGA_3D_CMD_DEFINE_GB_SURFACE_V2;
+ cmd_len = sizeof(cmd2->body);
+ submit_len = sizeof(*cmd2);
+ } else {
+ cmd_id = SVGA_3D_CMD_DEFINE_GB_SURFACE;
+ cmd_len = sizeof(cmd->body);
+ submit_len = sizeof(*cmd);
+ }
+
cmd = vmw_fifo_reserve(dev_priv, submit_len);
+ cmd2 = (typeof(cmd2))cmd;
if (unlikely(cmd == NULL)) {
DRM_ERROR("Failed reserving FIFO space for surface "
"creation.\n");
@@ -1050,17 +1075,33 @@ static int vmw_gb_surface_create(struct vmw_resource *res)
goto out_no_fifo;
}
- cmd->header.id = SVGA_3D_CMD_DEFINE_GB_SURFACE;
- cmd->header.size = cmd_len;
- cmd->body.sid = srf->res.id;
- cmd->body.surfaceFlags = srf->flags;
- cmd->body.format = cpu_to_le32(srf->format);
- cmd->body.numMipLevels = srf->mip_levels[0];
- cmd->body.multisampleCount = srf->multisample_count;
- cmd->body.autogenFilter = srf->autogen_filter;
- cmd->body.size.width = srf->base_size.width;
- cmd->body.size.height = srf->base_size.height;
- cmd->body.size.depth = srf->base_size.depth;
+ if (srf->array_size > 0) {
+ cmd2->header.id = cmd_id;
+ cmd2->header.size = cmd_len;
+ cmd2->body.sid = srf->res.id;
+ cmd2->body.surfaceFlags = srf->flags;
+ cmd2->body.format = cpu_to_le32(srf->format);
+ cmd2->body.numMipLevels = srf->mip_levels[0];
+ cmd2->body.multisampleCount = srf->multisample_count;
+ cmd2->body.autogenFilter = srf->autogen_filter;
+ cmd2->body.size.width = srf->base_size.width;
+ cmd2->body.size.height = srf->base_size.height;
+ cmd2->body.size.depth = srf->base_size.depth;
+ cmd2->body.arraySize = srf->array_size;
+ } else {
+ cmd->header.id = cmd_id;
+ cmd->header.size = cmd_len;
+ cmd->body.sid = srf->res.id;
+ cmd->body.surfaceFlags = srf->flags;
+ cmd->body.format = cpu_to_le32(srf->format);
+ cmd->body.numMipLevels = srf->mip_levels[0];
+ cmd->body.multisampleCount = srf->multisample_count;
+ cmd->body.autogenFilter = srf->autogen_filter;
+ cmd->body.size.width = srf->base_size.width;
+ cmd->body.size.height = srf->base_size.height;
+ cmd->body.size.depth = srf->base_size.depth;
+ }
+
vmw_fifo_commit(dev_priv, submit_len);
return 0;
@@ -1068,7 +1109,7 @@ static int vmw_gb_surface_create(struct vmw_resource *res)
out_no_fifo:
vmw_resource_release_id(res);
out_no_id:
- vmw_3d_resource_dec(dev_priv, false);
+ vmw_fifo_resource_dec(dev_priv);
return ret;
}
@@ -1188,6 +1229,7 @@ static int vmw_gb_surface_unbind(struct vmw_resource *res,
static int vmw_gb_surface_destroy(struct vmw_resource *res)
{
struct vmw_private *dev_priv = res->dev_priv;
+ struct vmw_surface *srf = vmw_res_to_srf(res);
struct {
SVGA3dCmdHeader header;
SVGA3dCmdDestroyGBSurface body;
@@ -1197,7 +1239,8 @@ static int vmw_gb_surface_destroy(struct vmw_resource *res)
return 0;
mutex_lock(&dev_priv->binding_mutex);
- vmw_context_binding_res_list_scrub(&res->binding_head);
+ vmw_view_surface_list_destroy(dev_priv, &srf->view_list);
+ vmw_binding_res_list_scrub(&res->binding_head);
cmd = vmw_fifo_reserve(dev_priv, sizeof(*cmd));
if (unlikely(cmd == NULL)) {
@@ -1213,11 +1256,12 @@ static int vmw_gb_surface_destroy(struct vmw_resource *res)
vmw_fifo_commit(dev_priv, sizeof(*cmd));
mutex_unlock(&dev_priv->binding_mutex);
vmw_resource_release_id(res);
- vmw_3d_resource_dec(dev_priv, false);
+ vmw_fifo_resource_dec(dev_priv);
return 0;
}
+
/**
* vmw_gb_surface_define_ioctl - Ioctl function implementing
* the user surface define functionality.
@@ -1241,77 +1285,51 @@ int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
int ret;
uint32_t size;
- const struct svga3d_surface_desc *desc;
uint32_t backup_handle;
+
if (unlikely(vmw_user_surface_size == 0))
vmw_user_surface_size = ttm_round_pot(sizeof(*user_srf)) +
128;
size = vmw_user_surface_size + 128;
- desc = svga3dsurface_get_desc(req->format);
- if (unlikely(desc->block_desc == SVGA3DBLOCKDESC_NONE)) {
- DRM_ERROR("Invalid surface format for surface creation.\n");
- return -EINVAL;
- }
-
- ret = ttm_read_lock(&dev_priv->reservation_sem, true);
+ /* Define a surface based on the parameters. */
+ ret = vmw_surface_gb_priv_define(dev,
+ size,
+ req->svga3d_flags,
+ req->format,
+ req->drm_surface_flags & drm_vmw_surface_flag_scanout,
+ req->mip_levels,
+ req->multisample_count,
+ req->array_size,
+ req->base_size,
+ &srf);
if (unlikely(ret != 0))
return ret;
- ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
- size, false, true);
- if (unlikely(ret != 0)) {
- if (ret != -ERESTARTSYS)
- DRM_ERROR("Out of graphics memory for surface"
- " creation.\n");
- goto out_unlock;
- }
-
- user_srf = kzalloc(sizeof(*user_srf), GFP_KERNEL);
- if (unlikely(user_srf == NULL)) {
- ret = -ENOMEM;
- goto out_no_user_srf;
- }
-
- srf = &user_srf->srf;
- res = &srf->res;
-
- srf->flags = req->svga3d_flags;
- srf->format = req->format;
- srf->scanout = req->drm_surface_flags & drm_vmw_surface_flag_scanout;
- srf->mip_levels[0] = req->mip_levels;
- srf->num_sizes = 1;
- srf->sizes = NULL;
- srf->offsets = NULL;
- user_srf->size = size;
- srf->base_size = req->base_size;
- srf->autogen_filter = SVGA3D_TEX_FILTER_NONE;
- srf->multisample_count = req->multisample_count;
- res->backup_size = svga3dsurface_get_serialized_size
- (srf->format, srf->base_size, srf->mip_levels[0],
- srf->flags & SVGA3D_SURFACE_CUBEMAP);
-
- user_srf->prime.base.shareable = false;
- user_srf->prime.base.tfile = NULL;
+ user_srf = container_of(srf, struct vmw_user_surface, srf);
if (drm_is_primary_client(file_priv))
user_srf->master = drm_master_get(file_priv->master);
- /**
- * From this point, the generic resource management functions
- * destroy the object on failure.
- */
-
- ret = vmw_surface_init(dev_priv, srf, vmw_user_surface_free);
+ ret = ttm_read_lock(&dev_priv->reservation_sem, true);
if (unlikely(ret != 0))
- goto out_unlock;
+ return ret;
+
+ res = &user_srf->srf.res;
+
if (req->buffer_handle != SVGA3D_INVALID_ID) {
ret = vmw_user_dmabuf_lookup(tfile, req->buffer_handle,
&res->backup);
- } else if (req->drm_surface_flags &
- drm_vmw_surface_flag_create_buffer)
+ if (ret == 0 && res->backup->base.num_pages * PAGE_SIZE <
+ res->backup_size) {
+ DRM_ERROR("Surface backup buffer is too small.\n");
+ vmw_dmabuf_unreference(&res->backup);
+ ret = -EINVAL;
+ goto out_unlock;
+ }
+ } else if (req->drm_surface_flags & drm_vmw_surface_flag_create_buffer)
ret = vmw_user_dmabuf_alloc(dev_priv, tfile,
res->backup_size,
req->drm_surface_flags &
@@ -1324,7 +1342,7 @@ int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
goto out_unlock;
}
- tmp = vmw_resource_reference(&srf->res);
+ tmp = vmw_resource_reference(res);
ret = ttm_prime_object_init(tfile, res->backup_size, &user_srf->prime,
req->drm_surface_flags &
drm_vmw_surface_flag_shareable,
@@ -1337,7 +1355,7 @@ int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
goto out_unlock;
}
- rep->handle = user_srf->prime.base.hash.key;
+ rep->handle = user_srf->prime.base.hash.key;
rep->backup_size = res->backup_size;
if (res->backup) {
rep->buffer_map_handle =
@@ -1352,10 +1370,6 @@ int vmw_gb_surface_define_ioctl(struct drm_device *dev, void *data,
vmw_resource_unreference(&res);
- ttm_read_unlock(&dev_priv->reservation_sem);
- return 0;
-out_no_user_srf:
- ttm_mem_global_free(vmw_mem_glob(dev_priv), size);
out_unlock:
ttm_read_unlock(&dev_priv->reservation_sem);
return ret;
@@ -1415,6 +1429,7 @@ int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data,
rep->creq.drm_surface_flags = 0;
rep->creq.multisample_count = srf->multisample_count;
rep->creq.autogen_filter = srf->autogen_filter;
+ rep->creq.array_size = srf->array_size;
rep->creq.buffer_handle = backup_handle;
rep->creq.base_size = srf->base_size;
rep->crep.handle = user_srf->prime.base.hash.key;
@@ -1429,3 +1444,137 @@ out_bad_resource:
return ret;
}
+
+/**
+ * vmw_surface_gb_priv_define - Define a private GB surface
+ *
+ * @dev: Pointer to a struct drm_device
+ * @user_accounting_size: Used to track user-space memory usage, set
+ * to 0 for kernel mode only memory
+ * @svga3d_flags: SVGA3d surface flags for the device
+ * @format: requested surface format
+ * @for_scanout: true if inteded to be used for scanout buffer
+ * @num_mip_levels: number of MIP levels
+ * @multisample_count:
+ * @array_size: Surface array size.
+ * @size: width, heigh, depth of the surface requested
+ * @user_srf_out: allocated user_srf. Set to NULL on failure.
+ *
+ * GB surfaces allocated by this function will not have a user mode handle, and
+ * thus will only be visible to vmwgfx. For optimization reasons the
+ * surface may later be given a user mode handle by another function to make
+ * it available to user mode drivers.
+ */
+int vmw_surface_gb_priv_define(struct drm_device *dev,
+ uint32_t user_accounting_size,
+ uint32_t svga3d_flags,
+ SVGA3dSurfaceFormat format,
+ bool for_scanout,
+ uint32_t num_mip_levels,
+ uint32_t multisample_count,
+ uint32_t array_size,
+ struct drm_vmw_size size,
+ struct vmw_surface **srf_out)
+{
+ struct vmw_private *dev_priv = vmw_priv(dev);
+ struct vmw_user_surface *user_srf;
+ struct vmw_surface *srf;
+ int ret;
+ u32 num_layers;
+
+ *srf_out = NULL;
+
+ if (for_scanout) {
+ if (!svga3dsurface_is_screen_target_format(format)) {
+ DRM_ERROR("Invalid Screen Target surface format.");
+ return -EINVAL;
+ }
+ } else {
+ const struct svga3d_surface_desc *desc;
+
+ desc = svga3dsurface_get_desc(format);
+ if (unlikely(desc->block_desc == SVGA3DBLOCKDESC_NONE)) {
+ DRM_ERROR("Invalid surface format.\n");
+ return -EINVAL;
+ }
+ }
+
+ /* array_size must be null for non-GL3 host. */
+ if (array_size > 0 && !dev_priv->has_dx) {
+ DRM_ERROR("Tried to create DX surface on non-DX host.\n");
+ return -EINVAL;
+ }
+
+ ret = ttm_read_lock(&dev_priv->reservation_sem, true);
+ if (unlikely(ret != 0))
+ return ret;
+
+ ret = ttm_mem_global_alloc(vmw_mem_glob(dev_priv),
+ user_accounting_size, false, true);
+ if (unlikely(ret != 0)) {
+ if (ret != -ERESTARTSYS)
+ DRM_ERROR("Out of graphics memory for surface"
+ " creation.\n");
+ goto out_unlock;
+ }
+
+ user_srf = kzalloc(sizeof(*user_srf), GFP_KERNEL);
+ if (unlikely(user_srf == NULL)) {
+ ret = -ENOMEM;
+ goto out_no_user_srf;
+ }
+
+ *srf_out = &user_srf->srf;
+ user_srf->size = user_accounting_size;
+ user_srf->prime.base.shareable = false;
+ user_srf->prime.base.tfile = NULL;
+
+ srf = &user_srf->srf;
+ srf->flags = svga3d_flags;
+ srf->format = format;
+ srf->scanout = for_scanout;
+ srf->mip_levels[0] = num_mip_levels;
+ srf->num_sizes = 1;
+ srf->sizes = NULL;
+ srf->offsets = NULL;
+ srf->base_size = size;
+ srf->autogen_filter = SVGA3D_TEX_FILTER_NONE;
+ srf->array_size = array_size;
+ srf->multisample_count = multisample_count;
+
+ if (array_size)
+ num_layers = array_size;
+ else if (svga3d_flags & SVGA3D_SURFACE_CUBEMAP)
+ num_layers = SVGA3D_MAX_SURFACE_FACES;
+ else
+ num_layers = 1;
+
+ srf->res.backup_size =
+ svga3dsurface_get_serialized_size(srf->format,
+ srf->base_size,
+ srf->mip_levels[0],
+ num_layers);
+
+ if (srf->flags & SVGA3D_SURFACE_BIND_STREAM_OUTPUT)
+ srf->res.backup_size += sizeof(SVGA3dDXSOState);
+
+ if (dev_priv->active_display_unit == vmw_du_screen_target &&
+ for_scanout)
+ srf->flags |= SVGA3D_SURFACE_SCREENTARGET;
+
+ /*
+ * From this point, the generic resource management functions
+ * destroy the object on failure.
+ */
+ ret = vmw_surface_init(dev_priv, srf, vmw_user_surface_free);
+
+ ttm_read_unlock(&dev_priv->reservation_sem);
+ return ret;
+
+out_no_user_srf:
+ ttm_mem_global_free(vmw_mem_glob(dev_priv), user_accounting_size);
+
+out_unlock:
+ ttm_read_unlock(&dev_priv->reservation_sem);
+ return ret;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 07:46:03 +0000