summaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c174
1 files changed, 85 insertions, 89 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
index a04e073631..5453f7cf0e 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
@@ -1,7 +1,8 @@
// SPDX-License-Identifier: GPL-2.0 OR MIT
/******************************************************************************
*
- * COPYRIGHT (C) 2014-2023 VMware, Inc., Palo Alto, CA., USA
+ * Copyright (c) 2014-2024 Broadcom. All Rights Reserved. The term
+ * “Broadcom” refers to Broadcom Inc. and/or its subsidiaries.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the
@@ -29,6 +30,7 @@
#include "vmwgfx_kms.h"
#include "vmwgfx_vkms.h"
#include "vmw_surface_cache.h"
+#include <linux/fsnotify.h>
#include <drm/drm_atomic.h>
#include <drm/drm_atomic_helper.h>
@@ -735,7 +737,7 @@ int vmw_kms_stdu_surface_dirty(struct vmw_private *dev_priv,
int ret;
if (!srf)
- srf = &vfbs->surface->res;
+ srf = &vmw_user_object_surface(&vfbs->uo)->res;
ret = vmw_validation_add_resource(&val_ctx, srf, 0, VMW_RES_DIRTY_NONE,
NULL, NULL);
@@ -746,12 +748,6 @@ int vmw_kms_stdu_surface_dirty(struct vmw_private *dev_priv,
if (ret)
goto out_unref;
- if (vfbs->is_bo_proxy) {
- ret = vmw_kms_update_proxy(srf, clips, num_clips, inc);
- if (ret)
- goto out_finish;
- }
-
sdirty.base.fifo_commit = vmw_kms_stdu_surface_fifo_commit;
sdirty.base.clip = vmw_kms_stdu_surface_clip;
sdirty.base.fifo_reserve_size = sizeof(struct vmw_stdu_surface_copy) +
@@ -765,7 +761,7 @@ int vmw_kms_stdu_surface_dirty(struct vmw_private *dev_priv,
ret = vmw_kms_helper_dirty(dev_priv, framebuffer, clips, vclips,
dest_x, dest_y, num_clips, inc,
&sdirty.base);
-out_finish:
+
vmw_kms_helper_validation_finish(dev_priv, NULL, &val_ctx, out_fence,
NULL);
@@ -877,6 +873,32 @@ vmw_stdu_connector_mode_valid(struct drm_connector *connector,
return MODE_OK;
}
+/*
+ * Trigger a modeset if the X,Y position of the Screen Target changes.
+ * This is needed when multi-mon is cycled. The original Screen Target will have
+ * the same mode but its relative X,Y position in the topology will change.
+ */
+static int vmw_stdu_connector_atomic_check(struct drm_connector *conn,
+ struct drm_atomic_state *state)
+{
+ struct drm_connector_state *conn_state;
+ struct vmw_screen_target_display_unit *du;
+ struct drm_crtc_state *new_crtc_state;
+
+ conn_state = drm_atomic_get_connector_state(state, conn);
+ du = vmw_connector_to_stdu(conn);
+
+ if (!conn_state->crtc)
+ return 0;
+
+ new_crtc_state = drm_atomic_get_new_crtc_state(state, conn_state->crtc);
+ if (du->base.gui_x != du->base.set_gui_x ||
+ du->base.gui_y != du->base.set_gui_y)
+ new_crtc_state->mode_changed = true;
+
+ return 0;
+}
+
static const struct drm_connector_funcs vmw_stdu_connector_funcs = {
.dpms = vmw_du_connector_dpms,
.detect = vmw_du_connector_detect,
@@ -891,7 +913,8 @@ static const struct drm_connector_funcs vmw_stdu_connector_funcs = {
static const struct
drm_connector_helper_funcs vmw_stdu_connector_helper_funcs = {
.get_modes = vmw_connector_get_modes,
- .mode_valid = vmw_stdu_connector_mode_valid
+ .mode_valid = vmw_stdu_connector_mode_valid,
+ .atomic_check = vmw_stdu_connector_atomic_check,
};
@@ -918,9 +941,8 @@ vmw_stdu_primary_plane_cleanup_fb(struct drm_plane *plane,
{
struct vmw_plane_state *vps = vmw_plane_state_to_vps(old_state);
- if (vps->surf)
+ if (vmw_user_object_surface(&vps->uo))
WARN_ON(!vps->pinned);
-
vmw_du_plane_cleanup_fb(plane, old_state);
vps->content_fb_type = SAME_AS_DISPLAY;
@@ -928,7 +950,6 @@ vmw_stdu_primary_plane_cleanup_fb(struct drm_plane *plane,
}
-
/**
* vmw_stdu_primary_plane_prepare_fb - Readies the display surface
*
@@ -952,13 +973,15 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
enum stdu_content_type new_content_type;
struct vmw_framebuffer_surface *new_vfbs;
uint32_t hdisplay = new_state->crtc_w, vdisplay = new_state->crtc_h;
+ struct drm_plane_state *old_state = plane->state;
+ struct drm_rect rect;
int ret;
/* No FB to prepare */
if (!new_fb) {
- if (vps->surf) {
+ if (vmw_user_object_surface(&vps->uo)) {
WARN_ON(vps->pinned != 0);
- vmw_surface_unreference(&vps->surf);
+ vmw_user_object_unref(&vps->uo);
}
return 0;
@@ -968,8 +991,8 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
new_vfbs = (vfb->bo) ? NULL : vmw_framebuffer_to_vfbs(new_fb);
if (new_vfbs &&
- new_vfbs->surface->metadata.base_size.width == hdisplay &&
- new_vfbs->surface->metadata.base_size.height == vdisplay)
+ vmw_user_object_surface(&new_vfbs->uo)->metadata.base_size.width == hdisplay &&
+ vmw_user_object_surface(&new_vfbs->uo)->metadata.base_size.height == vdisplay)
new_content_type = SAME_AS_DISPLAY;
else if (vfb->bo)
new_content_type = SEPARATE_BO;
@@ -1007,29 +1030,29 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
metadata.num_sizes = 1;
metadata.scanout = true;
} else {
- metadata = new_vfbs->surface->metadata;
+ metadata = vmw_user_object_surface(&new_vfbs->uo)->metadata;
}
metadata.base_size.width = hdisplay;
metadata.base_size.height = vdisplay;
metadata.base_size.depth = 1;
- if (vps->surf) {
+ if (vmw_user_object_surface(&vps->uo)) {
struct drm_vmw_size cur_base_size =
- vps->surf->metadata.base_size;
+ vmw_user_object_surface(&vps->uo)->metadata.base_size;
if (cur_base_size.width != metadata.base_size.width ||
cur_base_size.height != metadata.base_size.height ||
- vps->surf->metadata.format != metadata.format) {
+ vmw_user_object_surface(&vps->uo)->metadata.format != metadata.format) {
WARN_ON(vps->pinned != 0);
- vmw_surface_unreference(&vps->surf);
+ vmw_user_object_unref(&vps->uo);
}
}
- if (!vps->surf) {
+ if (!vmw_user_object_surface(&vps->uo)) {
ret = vmw_gb_surface_define(dev_priv, &metadata,
- &vps->surf);
+ &vps->uo.surface);
if (ret != 0) {
DRM_ERROR("Couldn't allocate STDU surface.\n");
return ret;
@@ -1042,18 +1065,19 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
* The only time we add a reference in prepare_fb is if the
* state object doesn't have a reference to begin with
*/
- if (vps->surf) {
+ if (vmw_user_object_surface(&vps->uo)) {
WARN_ON(vps->pinned != 0);
- vmw_surface_unreference(&vps->surf);
+ vmw_user_object_unref(&vps->uo);
}
- vps->surf = vmw_surface_reference(new_vfbs->surface);
+ memcpy(&vps->uo, &new_vfbs->uo, sizeof(vps->uo));
+ vmw_user_object_ref(&vps->uo);
}
- if (vps->surf) {
+ if (vmw_user_object_surface(&vps->uo)) {
/* Pin new surface before flipping */
- ret = vmw_resource_pin(&vps->surf->res, false);
+ ret = vmw_resource_pin(&vmw_user_object_surface(&vps->uo)->res, false);
if (ret)
goto out_srf_unref;
@@ -1063,6 +1087,34 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
vps->content_fb_type = new_content_type;
/*
+ * The drm fb code will do blit's via the vmap interface, which doesn't
+ * trigger vmw_bo page dirty tracking due to being kernel side (and thus
+ * doesn't require mmap'ing) so we have to update the surface's dirty
+ * regions by hand but we want to be careful to not overwrite the
+ * resource if it has been written to by the gpu (res_dirty).
+ */
+ if (vps->uo.buffer && vps->uo.buffer->is_dumb) {
+ struct vmw_surface *surf = vmw_user_object_surface(&vps->uo);
+ struct vmw_resource *res = &surf->res;
+
+ if (!res->res_dirty && drm_atomic_helper_damage_merged(old_state,
+ new_state,
+ &rect)) {
+ /*
+ * At some point it might be useful to actually translate
+ * (rect.x1, rect.y1) => start, and (rect.x2, rect.y2) => end,
+ * but currently the fb code will just report the entire fb
+ * dirty so in practice it doesn't matter.
+ */
+ pgoff_t start = res->guest_memory_offset >> PAGE_SHIFT;
+ pgoff_t end = __KERNEL_DIV_ROUND_UP(res->guest_memory_offset +
+ res->guest_memory_size,
+ PAGE_SIZE);
+ vmw_resource_dirty_update(res, start, end);
+ }
+ }
+
+ /*
* This should only happen if the buffer object is too large to create a
* proxy surface for.
*/
@@ -1072,7 +1124,7 @@ vmw_stdu_primary_plane_prepare_fb(struct drm_plane *plane,
return 0;
out_srf_unref:
- vmw_surface_unreference(&vps->surf);
+ vmw_user_object_unref(&vps->uo);
return ret;
}
@@ -1214,14 +1266,8 @@ static uint32_t
vmw_stdu_surface_fifo_size_same_display(struct vmw_du_update_plane *update,
uint32_t num_hits)
{
- struct vmw_framebuffer_surface *vfbs;
uint32_t size = 0;
- vfbs = container_of(update->vfb, typeof(*vfbs), base);
-
- if (vfbs->is_bo_proxy)
- size += sizeof(struct vmw_stdu_update_gb_image) * num_hits;
-
size += sizeof(struct vmw_stdu_update);
return size;
@@ -1230,14 +1276,8 @@ vmw_stdu_surface_fifo_size_same_display(struct vmw_du_update_plane *update,
static uint32_t vmw_stdu_surface_fifo_size(struct vmw_du_update_plane *update,
uint32_t num_hits)
{
- struct vmw_framebuffer_surface *vfbs;
uint32_t size = 0;
- vfbs = container_of(update->vfb, typeof(*vfbs), base);
-
- if (vfbs->is_bo_proxy)
- size += sizeof(struct vmw_stdu_update_gb_image) * num_hits;
-
size += sizeof(struct vmw_stdu_surface_copy) + sizeof(SVGA3dCopyBox) *
num_hits + sizeof(struct vmw_stdu_update);
@@ -1245,47 +1285,6 @@ static uint32_t vmw_stdu_surface_fifo_size(struct vmw_du_update_plane *update,
}
static uint32_t
-vmw_stdu_surface_update_proxy(struct vmw_du_update_plane *update, void *cmd)
-{
- struct vmw_framebuffer_surface *vfbs;
- struct drm_plane_state *state = update->plane->state;
- struct drm_plane_state *old_state = update->old_state;
- struct vmw_stdu_update_gb_image *cmd_update = cmd;
- struct drm_atomic_helper_damage_iter iter;
- struct drm_rect clip;
- uint32_t copy_size = 0;
-
- vfbs = container_of(update->vfb, typeof(*vfbs), base);
-
- /*
- * proxy surface is special where a buffer object type fb is wrapped
- * in a surface and need an update gb image command to sync with device.
- */
- drm_atomic_helper_damage_iter_init(&iter, old_state, state);
- drm_atomic_for_each_plane_damage(&iter, &clip) {
- SVGA3dBox *box = &cmd_update->body.box;
-
- cmd_update->header.id = SVGA_3D_CMD_UPDATE_GB_IMAGE;
- cmd_update->header.size = sizeof(cmd_update->body);
- cmd_update->body.image.sid = vfbs->surface->res.id;
- cmd_update->body.image.face = 0;
- cmd_update->body.image.mipmap = 0;
-
- box->x = clip.x1;
- box->y = clip.y1;
- box->z = 0;
- box->w = drm_rect_width(&clip);
- box->h = drm_rect_height(&clip);
- box->d = 1;
-
- copy_size += sizeof(*cmd_update);
- cmd_update++;
- }
-
- return copy_size;
-}
-
-static uint32_t
vmw_stdu_surface_populate_copy(struct vmw_du_update_plane *update, void *cmd,
uint32_t num_hits)
{
@@ -1299,7 +1298,7 @@ vmw_stdu_surface_populate_copy(struct vmw_du_update_plane *update, void *cmd,
cmd_copy->header.id = SVGA_3D_CMD_SURFACE_COPY;
cmd_copy->header.size = sizeof(cmd_copy->body) + sizeof(SVGA3dCopyBox) *
num_hits;
- cmd_copy->body.src.sid = vfbs->surface->res.id;
+ cmd_copy->body.src.sid = vmw_user_object_surface(&vfbs->uo)->res.id;
cmd_copy->body.dest.sid = stdu->display_srf->res.id;
return sizeof(*cmd_copy);
@@ -1370,10 +1369,7 @@ static int vmw_stdu_plane_update_surface(struct vmw_private *dev_priv,
srf_update.mutex = &dev_priv->cmdbuf_mutex;
srf_update.intr = true;
- if (vfbs->is_bo_proxy)
- srf_update.post_prepare = vmw_stdu_surface_update_proxy;
-
- if (vfbs->surface->res.id != stdu->display_srf->res.id) {
+ if (vmw_user_object_surface(&vfbs->uo)->res.id != stdu->display_srf->res.id) {
srf_update.calc_fifo_size = vmw_stdu_surface_fifo_size;
srf_update.pre_clip = vmw_stdu_surface_populate_copy;
srf_update.clip = vmw_stdu_surface_populate_clip;
@@ -1417,7 +1413,7 @@ vmw_stdu_primary_plane_atomic_update(struct drm_plane *plane,
stdu = vmw_crtc_to_stdu(crtc);
dev_priv = vmw_priv(crtc->dev);
- stdu->display_srf = vps->surf;
+ stdu->display_srf = vmw_user_object_surface(&vps->uo);
stdu->content_fb_type = vps->content_fb_type;
stdu->cpp = vps->cpp;