From: Deepak Rawat <drawat@xxxxxxxxxx>
As gui_x/y positioning is display unit is protected by
requested_layout_mutex adding vmw_connector_state copy of the same and
modeset commit will refer the state copy to sync with modeset_check
state.
v2: Tested with CONFIG_PROVE_LOCKING enabled.
Signed-off-by: Deepak Rawat <drawat@xxxxxxxxxx>
Reviewed-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
Signed-off-by: Thomas Hellstrom <thellstrom@xxxxxxxxxx>
---
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c | 37 +++++++++++++++++++--------
drivers/gpu/drm/vmwgfx/vmwgfx_kms.h | 18 +++++++++++++
drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c | 38 +++++++++++++++++-----------
drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c | 29 +++++++++++++--------
4 files changed, 86 insertions(+), 36 deletions(-)
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
index a592d10e5c76..0fb363458ab5 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
@@ -1609,26 +1609,43 @@ static int vmw_kms_check_topology(struct drm_device *dev,
for_each_oldnew_crtc_in_state(state, crtc, old_crtc_state,
new_crtc_state, i) {
struct vmw_display_unit *du = vmw_crtc_to_du(crtc);
+ struct drm_connector *connector;
+ struct drm_connector_state *conn_state;
+ struct vmw_connector_state *vmw_conn_state;
if (!new_crtc_state->enable && old_crtc_state->enable) {
rects[i].x1 = 0;
rects[i].y1 = 0;
rects[i].x2 = 0;
rects[i].y2 = 0;
+ continue;
}
- if (new_crtc_state->enable) {
- /* If display unit is not active cannot enable CRTC */
- if (!du->pref_active) {
- ret = -EINVAL;
- goto clean;
- }
+ if (!du->pref_active) {
+ ret = -EINVAL;
+ goto clean;
+ }
- rects[i].x1 = du->gui_x;
- rects[i].y1 = du->gui_y;
- rects[i].x2 = du->gui_x + new_crtc_state->mode.hdisplay;
- rects[i].y2 = du->gui_y + new_crtc_state->mode.vdisplay;
+ /*
+ * For vmwgfx each crtc has only one connector attached and it
+ * is not changed so don't really need to check the
+ * crtc->connector_mask and iterate over it.
+ */
+ connector = &du->connector;
+ conn_state = drm_atomic_get_connector_state(state, connector);
+ if (IS_ERR(conn_state)) {
+ ret = PTR_ERR(conn_state);
+ goto clean;
}
+
+ vmw_conn_state = vmw_connector_state_to_vcs(conn_state);
+ vmw_conn_state->gui_x = du->gui_x;
+ vmw_conn_state->gui_y = du->gui_y;
+
+ rects[i].x1 = du->gui_x;
+ rects[i].y1 = du->gui_y;
+ rects[i].x2 = du->gui_x + new_crtc_state->mode.hdisplay;
+ rects[i].y2 = du->gui_y + new_crtc_state->mode.vdisplay;
}
ret = vmw_kms_check_display_memory(dev, dev->mode_config.num_crtc,
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
index ff1caed38f94..1f2b01862652 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h
@@ -192,6 +192,24 @@ struct vmw_connector_state {
struct drm_connector_state base;
bool is_implicit;
+
+ /**
+ * @gui_x:
+ *
+ * vmwgfx connector property representing the x position of this display
+ * unit (connector is synonymous to display unit) in overall topology.
+ * This is what the device expect as xRoot while creating screen.
+ */
+ int gui_x;
+
+ /**
+ * @gui_y:
+ *
+ * vmwgfx connector property representing the y position of this display
+ * unit (connector is synonymous to display unit) in overall topology.
+ * This is what the device expect as yRoot while creating screen.
+ */
+ int gui_y;
};
/**
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
index 74dfd4621b7e..df21d5a6f84a 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
@@ -109,7 +109,7 @@ static void vmw_sou_crtc_destroy(struct drm_crtc *crtc)
*/
static int vmw_sou_fifo_create(struct vmw_private *dev_priv,
struct vmw_screen_object_unit *sou,
- uint32_t x, uint32_t y,
+ int x, int y,
struct drm_display_mode *mode)
{
size_t fifo_size;
@@ -139,13 +139,8 @@ static int vmw_sou_fifo_create(struct vmw_private *dev_priv,
(sou->base.unit == 0 ? SVGA_SCREEN_IS_PRIMARY : 0);
cmd->obj.size.width = mode->hdisplay;
cmd->obj.size.height = mode->vdisplay;
- if (sou->base.is_implicit) {
- cmd->obj.root.x = x;
- cmd->obj.root.y = y;
- } else {
- cmd->obj.root.x = sou->base.gui_x;
- cmd->obj.root.y = sou->base.gui_y;
- }
+ cmd->obj.root.x = x;
+ cmd->obj.root.y = y;
sou->base.set_gui_x = cmd->obj.root.x;
sou->base.set_gui_y = cmd->obj.root.y;
@@ -222,12 +217,11 @@ static void vmw_sou_crtc_mode_set_nofb(struct drm_crtc *crtc)
struct vmw_plane_state *vps;
int ret;
-
- sou = vmw_crtc_to_sou(crtc);
+ sou = vmw_crtc_to_sou(crtc);
dev_priv = vmw_priv(crtc->dev);
- ps = crtc->primary->state;
- fb = ps->fb;
- vps = vmw_plane_state_to_vps(ps);
+ ps = crtc->primary->state;
+ fb = ps->fb;
+ vps = vmw_plane_state_to_vps(ps);
vfb = (fb) ? vmw_framebuffer_to_vfb(fb) : NULL;
@@ -240,11 +234,25 @@ static void vmw_sou_crtc_mode_set_nofb(struct drm_crtc *crtc)
}
if (vfb) {
+ struct drm_connector_state *conn_state;
+ struct vmw_connector_state *vmw_conn_state;
+ int x, y;
+
sou->buffer = vps->bo;
sou->buffer_size = vps->bo_size;
- ret = vmw_sou_fifo_create(dev_priv, sou, crtc->x, crtc->y,
- &crtc->mode);
+ if (sou->base.is_implicit) {
+ x = crtc->x;
+ y = crtc->y;
+ } else {
+ conn_state = sou->base.connector.state;
+ vmw_conn_state = vmw_connector_state_to_vcs(conn_state);
+
+ x = vmw_conn_state->gui_x;
+ y = vmw_conn_state->gui_y;
+ }
+
+ ret = vmw_sou_fifo_create(dev_priv, sou, x, y, &crtc->mode);
if (ret)
DRM_ERROR("Failed to define Screen Object %dx%d\n",
crtc->x, crtc->y);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
index 537df9034008..15f2cb2a151b 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_stdu.c
@@ -178,13 +178,9 @@ static int vmw_stdu_define_st(struct vmw_private *dev_priv,
cmd->body.height = mode->vdisplay;
cmd->body.flags = (0 == cmd->body.stid) ? SVGA_STFLAG_PRIMARY : 0;
cmd->body.dpi = 0;
- if (stdu->base.is_implicit) {
- cmd->body.xRoot = crtc_x;
- cmd->body.yRoot = crtc_y;
- } else {
- cmd->body.xRoot = stdu->base.gui_x;
- cmd->body.yRoot = stdu->base.gui_y;
- }
+ cmd->body.xRoot = crtc_x;
+ cmd->body.yRoot = crtc_y;
+
stdu->base.set_gui_x = cmd->body.xRoot;
stdu->base.set_gui_y = cmd->body.yRoot;
@@ -374,11 +370,14 @@ static void vmw_stdu_crtc_mode_set_nofb(struct drm_crtc *crtc)
{
struct vmw_private *dev_priv;
struct vmw_screen_target_display_unit *stdu;
- int ret;
-
+ struct drm_connector_state *conn_state;
+ struct vmw_connector_state *vmw_conn_state;
+ int x, y, ret;
- stdu = vmw_crtc_to_stdu(crtc);
+ stdu = vmw_crtc_to_stdu(crtc);
dev_priv = vmw_priv(crtc->dev);
+ conn_state = stdu->base.connector.state;
+ vmw_conn_state = vmw_connector_state_to_vcs(conn_state);
if (stdu->defined) {
ret = vmw_stdu_bind_st(dev_priv, stdu, NULL);
@@ -397,8 +396,16 @@ static void vmw_stdu_crtc_mode_set_nofb(struct drm_crtc *crtc)
if (!crtc->state->enable)
return;
+ if (stdu->base.is_implicit) {
+ x = crtc->x;
+ y = crtc->y;
+ } else {
+ x = vmw_conn_state->gui_x;
+ y = vmw_conn_state->gui_y;
+ }
+
vmw_svga_enable(dev_priv);
- ret = vmw_stdu_define_st(dev_priv, stdu, &crtc->mode, crtc->x, crtc->y);
+ ret = vmw_stdu_define_st(dev_priv, stdu, &crtc->mode, x, y);
if (ret)
DRM_ERROR("Failed to define Screen Target of size %dx%d\n",
--
2.18.0.rc1
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