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drm/vmwgfx: Add gui_x/y to vmw_connector_state

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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@vmware.com>
Reviewed-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
This commit is contained in:
Deepak Rawat
2018-06-20 11:34:26 +02:00
committed by Thomas Hellstrom
parent b89e5ff9ee
commit 3e79ecdad8
4 changed files with 87 additions and 37 deletions
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39
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c
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@@ -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;
}
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;
if (!du->pref_active) {
ret = -EINVAL;
goto clean;
}
/*
* 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,