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drm/vmwgfx: Refactor surface_define to use vmw_surface_metadata

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Makes surface_define cleaner by sending vmw_surface_metadata instead of
all the arguments individually.

v2: fix uninitialized return value, error message

Signed-off-by: Deepak Rawat <drawat.floss@gmail.com>
Reviewed-by: Brian Paul <brianp@vmware.com>
Reviewed-by: Thomas Hellström (VMware) <thomas_os@shipmail.org>
Reviewed-by: Roland Scheidegger <sroland@vmware.com>
Signed-off-by: Roland Scheidegger <sroland@vmware.com>
This commit is contained in:
Deepak Rawat 2019-04-29 14:55:44 -07:00 committed by Roland Scheidegger
parent 26b82873a4
commit 504901dbb0
4 changed files with 214 additions and 245 deletions
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5
drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
View File

@ -1309,6 +1309,11 @@ extern int vmw_gb_surface_reference_ext_ioctl(struct drm_device *dev,
void *data,
struct drm_file *file_priv);
int vmw_gb_surface_define(struct vmw_private *dev_priv,
uint32_t user_accounting_size,
const struct vmw_surface_metadata *req,
struct vmw_surface **srf_out);
/*
* Shader management - vmwgfx_shader.c
*/

25
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
View File

@ -1144,8 +1144,8 @@ static int vmw_create_bo_proxy(struct drm_device *dev,
struct vmw_buffer_object *bo_mob,
struct vmw_surface **srf_out)
{
struct vmw_surface_metadata metadata = {0};
uint32_t format;
struct drm_vmw_size content_base_size = {0};
struct vmw_resource *res;
unsigned int bytes_pp;
struct drm_format_name_buf format_name;
@ -1175,22 +1175,15 @@ static int vmw_create_bo_proxy(struct drm_device *dev,
return -EINVAL;
}
content_base_size.width = mode_cmd->pitches[0] / bytes_pp;
content_base_size.height = mode_cmd->height;
content_base_size.depth = 1;
metadata.format = format;
metadata.mip_levels[0] = 1;
metadata.num_sizes = 1;
metadata.base_size.width = mode_cmd->pitches[0] / bytes_pp;
metadata.base_size.height = mode_cmd->height;
metadata.base_size.depth = 1;
metadata.scanout = true;
ret = vmw_surface_gb_priv_define(dev,
0, /* kernel visible only */
0, /* flags */
format,
true, /* can be a scanout buffer */
1, /* num of mip levels */
0,
0,
content_base_size,
SVGA3D_MS_PATTERN_NONE,
SVGA3D_MS_QUALITY_NONE,
srf_out);
ret = vmw_gb_surface_define(vmw_priv(dev), 0, &metadata, srf_out);
if (ret) {
DRM_ERROR("Failed to allocate proxy content buffer\n");
return ret;

51
drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
View File

@ -1041,7 +1041,6 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
struct vmw_plane_state *vps = vmw_plane_state_to_vps(new_state);
enum stdu_content_type new_content_type;
struct vmw_framebuffer_surface *new_vfbs;
struct drm_crtc *crtc = new_state->crtc;
uint32_t hdisplay = new_state->crtc_w, vdisplay = new_state->crtc_h;
int ret;
@ -1068,12 +1067,11 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
new_content_type = SEPARATE_SURFACE;
if (new_content_type != SAME_AS_DISPLAY) {
struct vmw_surface content_srf;
struct drm_vmw_size display_base_size = {0};
struct vmw_surface_metadata metadata = {0};
display_base_size.width = hdisplay;
display_base_size.height = vdisplay;
display_base_size.depth = 1;
metadata.base_size.width = hdisplay;
metadata.base_size.height = vdisplay;
metadata.base_size.depth = 1;
/*
* If content buffer is a buffer object, then we have to
@ -1083,15 +1081,15 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
switch (new_fb->format->cpp[0]*8) {
case 32:
content_srf.metadata.format = SVGA3D_X8R8G8B8;
metadata.format = SVGA3D_X8R8G8B8;
break;
case 16:
content_srf.metadata.format = SVGA3D_R5G6B5;
metadata.format = SVGA3D_R5G6B5;
break;
case 8:
content_srf.metadata.format = SVGA3D_P8;
metadata.format = SVGA3D_P8;
break;
default:
@ -1099,25 +1097,20 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
return -EINVAL;
}
content_srf.metadata.flags = 0;
content_srf.metadata.mip_levels[0] = 1;
content_srf.metadata.multisample_count = 0;
content_srf.metadata.multisample_pattern =
SVGA3D_MS_PATTERN_NONE;
content_srf.metadata.quality_level =
SVGA3D_MS_QUALITY_NONE;
metadata.mip_levels[0] = 1;
metadata.num_sizes = 1;
metadata.scanout = true;
} else {
content_srf = *new_vfbs->surface;
metadata = new_vfbs->surface->metadata;
}
if (vps->surf) {
struct drm_vmw_size cur_base_size =
vps->surf->metadata.base_size;
if (cur_base_size.width != display_base_size.width ||
cur_base_size.height != display_base_size.height ||
vps->surf->metadata.format !=
content_srf.metadata.format) {
if (cur_base_size.width != metadata.base_size.width ||
cur_base_size.height != metadata.base_size.height ||
vps->surf->metadata.format != metadata.format) {
WARN_ON(vps->pinned != 0);
vmw_surface_unreference(&vps->surf);
}
@ -1125,20 +1118,8 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
}
if (!vps->surf) {
ret = vmw_surface_gb_priv_define
(crtc->dev,
/* Kernel visible only */
0,
content_srf.metadata.flags,
content_srf.metadata.format,
true, /* a scanout buffer */
content_srf.metadata.mip_levels[0],
content_srf.metadata.multisample_count,
0,
display_base_size,
content_srf.metadata.multisample_pattern,
content_srf.metadata.quality_level,
&vps->surf);
ret = vmw_gb_surface_define(dev_priv, 0, &metadata,
&vps->surf);
if (ret != 0) {
DRM_ERROR("Couldn't allocate STDU surface.\n");
return ret;

378
drivers/gpu/drm/vmwgfx/vmwgfx_surface.c
View File

@ -1320,7 +1320,6 @@ static int vmw_gb_surface_destroy(struct vmw_resource *res)
return 0;
}
/**
* vmw_gb_surface_define_ioctl - Ioctl function implementing
* the user surface define functionality.
@ -1376,173 +1375,6 @@ int vmw_gb_surface_reference_ioctl(struct drm_device *dev, void *data,
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
* @multisample_pattern: Multisampling pattern when msaa is supported
* @quality_level: Precision settings
* @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,
SVGA3dSurfaceAllFlags 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,
SVGA3dMSPattern multisample_pattern,
SVGA3dMSQualityLevel quality_level,
struct vmw_surface **srf_out)
{
struct vmw_private *dev_priv = vmw_priv(dev);
struct vmw_user_surface *user_srf;
struct ttm_operation_ctx ctx = {
.interruptible = true,
.no_wait_gpu = false
};
struct vmw_surface *srf;
struct vmw_surface_metadata *metadata;
int ret;
u32 num_layers = 1;
u32 sample_count = 1;
*srf_out = NULL;
if (for_scanout) {
if (!svga3dsurface_is_screen_target_format(format)) {
VMW_DEBUG_USER("Invalid Screen Target surface format.");
return -EINVAL;
}
if (size.width > dev_priv->texture_max_width ||
size.height > dev_priv->texture_max_height) {
VMW_DEBUG_USER("%ux%u\n, exceeds max surface size %ux%u",
size.width, size.height,
dev_priv->texture_max_width,
dev_priv->texture_max_height);
return -EINVAL;
}
} else {
const struct svga3d_surface_desc *desc;
desc = svga3dsurface_get_desc(format);
if (unlikely(desc->block_desc == SVGA3DBLOCKDESC_NONE)) {
VMW_DEBUG_USER("Invalid surface format.\n");
return -EINVAL;
}
}
/* array_size must be null for non-GL3 host. */
if (array_size > 0 && !has_sm4_context(dev_priv)) {
VMW_DEBUG_USER("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, &ctx);
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)) {
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;
metadata = &srf->metadata;
metadata->flags = svga3d_flags;
metadata->format = format;
metadata->scanout = for_scanout;
metadata->mip_levels[0] = num_mip_levels;
metadata->num_sizes = 1;
metadata->sizes = NULL;
srf->offsets = NULL;
metadata->base_size = size;
metadata->autogen_filter = SVGA3D_TEX_FILTER_NONE;
metadata->array_size = array_size;
metadata->multisample_count = multisample_count;
metadata->multisample_pattern = multisample_pattern;
metadata->quality_level = quality_level;
if (array_size)
num_layers = array_size;
else if (svga3d_flags & SVGA3D_SURFACE_CUBEMAP)
num_layers = SVGA3D_MAX_SURFACE_FACES;
if (metadata->flags & SVGA3D_SURFACE_MULTISAMPLE)
sample_count = metadata->multisample_count;
srf->res.backup_size =
svga3dsurface_get_serialized_size_extended(metadata->format,
metadata->base_size,
metadata->mip_levels[0],
num_layers,
sample_count);
if (metadata->flags & SVGA3D_SURFACE_BIND_STREAM_OUTPUT)
srf->res.backup_size += sizeof(SVGA3dDXSOState);
/*
* Don't set SVGA3D_SURFACE_SCREENTARGET flag for a scanout surface with
* size greater than STDU max width/height. This is really a workaround
* to support creation of big framebuffer requested by some user-space
* for whole topology. That big framebuffer won't really be used for
* binding with screen target as during prepare_fb a separate surface is
* created so it's safe to ignore SVGA3D_SURFACE_SCREENTARGET flag.
*/
if (dev_priv->active_display_unit == vmw_du_screen_target &&
for_scanout && size.width <= dev_priv->stdu_max_width &&
size.height <= dev_priv->stdu_max_height)
metadata->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;
}
/**
* vmw_gb_surface_define_ext_ioctl - Ioctl function implementing
* the user surface define functionality.
@ -1596,43 +1428,55 @@ vmw_gb_surface_define_internal(struct drm_device *dev,
struct drm_vmw_gb_surface_create_rep *rep,
struct drm_file *file_priv)
{
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
struct vmw_private *dev_priv = vmw_priv(dev);
struct vmw_user_surface *user_srf;
struct vmw_surface_metadata metadata = {0};
struct vmw_surface *srf;
struct vmw_resource *res;
struct vmw_resource *tmp;
struct ttm_object_file *tfile = vmw_fpriv(file_priv)->tfile;
int ret;
int ret = 0;
uint32_t size;
uint32_t backup_handle = 0;
SVGA3dSurfaceAllFlags svga3d_flags_64 =
SVGA3D_FLAGS_64(req->svga3d_flags_upper_32_bits,
req->base.svga3d_flags);
/* array_size must be null for non-GL3 host. */
if (req->base.array_size > 0 && !has_sm4_context(dev_priv)) {
VMW_DEBUG_USER("SM4 surface not supported.\n");
return -EINVAL;
}
if (!has_sm4_1_context(dev_priv)) {
/*
* If SM4_1 is not support then cannot send 64-bit flag to
* device.
*/
if (req->svga3d_flags_upper_32_bits != 0)
return -EINVAL;
ret = -EINVAL;
if (req->base.multisample_count != 0)
return -EINVAL;
ret = -EINVAL;
if (req->multisample_pattern != SVGA3D_MS_PATTERN_NONE)
return -EINVAL;
ret = -EINVAL;
if (req->quality_level != SVGA3D_MS_QUALITY_NONE)
return -EINVAL;
ret = -EINVAL;
if (ret) {
VMW_DEBUG_USER("SM4.1 surface not supported.\n");
return ret;
}
}
if ((svga3d_flags_64 & SVGA3D_SURFACE_MULTISAMPLE) &&
req->base.multisample_count == 0)
req->base.multisample_count == 0) {
VMW_DEBUG_USER("Invalid sample count.\n");
return -EINVAL;
}
if (req->base.mip_levels > DRM_VMW_MAX_MIP_LEVELS)
if (req->base.mip_levels > DRM_VMW_MAX_MIP_LEVELS) {
VMW_DEBUG_USER("Invalid mip level.\n");
return -EINVAL;
}
if (unlikely(vmw_user_surface_size == 0))
vmw_user_surface_size = ttm_round_pot(sizeof(*user_srf)) +
@ -1640,22 +1484,24 @@ vmw_gb_surface_define_internal(struct drm_device *dev,
size = vmw_user_surface_size;
metadata.flags = svga3d_flags_64;
metadata.format = req->base.format;
metadata.mip_levels[0] = req->base.mip_levels;
metadata.multisample_count = req->base.multisample_count;
metadata.multisample_pattern = req->multisample_pattern;
metadata.quality_level = req->quality_level;
metadata.array_size = req->base.array_size;
metadata.num_sizes = 1;
metadata.base_size = req->base.base_size;
metadata.scanout = req->base.drm_surface_flags &
drm_vmw_surface_flag_scanout;
/* Define a surface based on the parameters. */
ret = vmw_surface_gb_priv_define(dev,
size,
svga3d_flags_64,
req->base.format,
req->base.drm_surface_flags &
drm_vmw_surface_flag_scanout,
req->base.mip_levels,
req->base.multisample_count,
req->base.array_size,
req->base.base_size,
req->multisample_pattern,
req->quality_level,
&srf);
if (unlikely(ret != 0))
ret = vmw_gb_surface_define(dev_priv, size, &metadata, &srf);
if (ret != 0) {
VMW_DEBUG_USER("Failed to define surface.\n");
return ret;
}
user_srf = container_of(srf, struct vmw_user_surface, srf);
if (drm_is_primary_client(file_priv))
@ -2165,3 +2011,147 @@ static int vmw_surface_clean(struct vmw_resource *res)
return 0;
}
/*
* vmw_gb_surface_define - Define a private GB surface
*
* @dev_priv: Pointer to a device private.
* @user_accounting_size: Used to track user-space memory usage, set
* to 0 for kernel mode only memory
* @metadata: Metadata representing the surface to create.
* @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_gb_surface_define(struct vmw_private *dev_priv,
uint32_t user_accounting_size,
const struct vmw_surface_metadata *req,
struct vmw_surface **srf_out)
{
struct vmw_surface_metadata *metadata;
struct vmw_user_surface *user_srf;
struct vmw_surface *srf;
struct ttm_operation_ctx ctx = {
.interruptible = true,
.no_wait_gpu = false
};
u32 sample_count = 1;
u32 num_layers = 1;
int ret;
*srf_out = NULL;
if (req->scanout) {
if (!svga3dsurface_is_screen_target_format(req->format)) {
VMW_DEBUG_USER("Invalid Screen Target surface format.");
return -EINVAL;
}
if (req->base_size.width > dev_priv->texture_max_width ||
req->base_size.height > dev_priv->texture_max_height) {
VMW_DEBUG_USER("%ux%u\n, exceed max surface size %ux%u",
req->base_size.width,
req->base_size.height,
dev_priv->texture_max_width,
dev_priv->texture_max_height);
return -EINVAL;
}
} else {
const struct svga3d_surface_desc *desc =
svga3dsurface_get_desc(req->format);
if (desc->block_desc == SVGA3DBLOCKDESC_NONE) {
VMW_DEBUG_USER("Invalid surface format.\n");
return -EINVAL;
}
}
if (req->autogen_filter != SVGA3D_TEX_FILTER_NONE)
return -EINVAL;
if (req->num_sizes != 1)
return -EINVAL;
if (req->sizes != NULL)
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, &ctx);
if (ret != 0) {
if (ret != -ERESTARTSYS)
DRM_ERROR("Out of graphics memory for surface.\n");
goto out_unlock;
}
user_srf = kzalloc(sizeof(*user_srf), GFP_KERNEL);
if (unlikely(!user_srf)) {
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->metadata = *req;
srf->offsets = NULL;
metadata = &srf->metadata;
if (metadata->array_size)
num_layers = req->array_size;
else if (metadata->flags & SVGA3D_SURFACE_CUBEMAP)
num_layers = SVGA3D_MAX_SURFACE_FACES;
if (metadata->flags & SVGA3D_SURFACE_MULTISAMPLE)
sample_count = metadata->multisample_count;
srf->res.backup_size =
svga3dsurface_get_serialized_size_extended(metadata->format,
metadata->base_size,
metadata->mip_levels[0],
num_layers,
sample_count);
if (metadata->flags & SVGA3D_SURFACE_BIND_STREAM_OUTPUT)
srf->res.backup_size += sizeof(SVGA3dDXSOState);
/*
* Don't set SVGA3D_SURFACE_SCREENTARGET flag for a scanout surface with
* size greater than STDU max width/height. This is really a workaround
* to support creation of big framebuffer requested by some user-space
* for whole topology. That big framebuffer won't really be used for
* binding with screen target as during prepare_fb a separate surface is
* created so it's safe to ignore SVGA3D_SURFACE_SCREENTARGET flag.
*/
if (dev_priv->active_display_unit == vmw_du_screen_target &&
metadata->scanout &&
metadata->base_size.width <= dev_priv->stdu_max_width &&
metadata->base_size.height <= dev_priv->stdu_max_height)
metadata->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;
}