display: implement vk_GetDisplayPlaneCapabilitiesKHR

	plz check srcXXXX means

Change-Id: I63bdfac58daddb20062f3818e1a594a47861fe39

diff --git a/src/wsi/display.c b/src/wsi/display.c
index de40cc2..bcc44d0 100644 (file)
--- a/src/wsi/display.c
+++ b/src/wsi/display.c
@@ -298,9 +298,41 @@ vk_GetDisplayPlaneCapabilitiesKHR(VkPhysicalDevice                          pdev,
                                                                  uint32_t                                               plane_index,
                                                                  VkDisplayPlaneCapabilitiesKHR *caps)
 {
+       int min_w, min_h, max_w, max_h;
+       tdm_error tdm_err;
+       vk_physical_device_t    *phydev = vk_get_physical_device(pdev);
+       vk_display_plane_t              *plane = &phydev->planes[plane_index];
+       vk_display_t                    *disp = plane->current_display;
+
+       tdm_err = tdm_output_get_available_size(disp->tdm_output, &min_w, &min_h,
+                                                                                       &max_w, &max_h, NULL);
+       VK_CHECK(tdm_err == TDM_ERROR_NONE, return VK_ERROR_DEVICE_LOST, "tdm_output_get_available_size failed.\n");
+
        memset(caps, 0x00, sizeof(VkDisplayPlaneCapabilitiesKHR));
 
-       /* TODO: Fill in the caps argument. */
+       /* TODO: check caps argument. */
+       caps->supportedAlpha = VK_COMPOSITE_ALPHA_OPAQUE_BIT_KHR |
+               VK_COMPOSITE_ALPHA_PRE_MULTIPLIED_BIT_KHR;
+
+       caps->minSrcPosition.x = 0;
+       caps->minSrcPosition.y = 0;
+       caps->maxSrcPosition.x = max_w - 1;
+       caps->maxSrcPosition.y = max_h - 1;
+
+       caps->minSrcExtent.width = 1;
+       caps->minSrcExtent.height = 1;
+       caps->maxSrcExtent.width = max_w;
+       caps->maxSrcExtent.height = max_h;
+
+       caps->minDstPosition.x = 0;
+       caps->minDstPosition.y = 0;
+       caps->maxDstPosition.x = max_w - min_w;
+       caps->maxDstPosition.y = max_h - min_h;
+
+       caps->minDstExtent.width = min_w;
+       caps->minDstExtent.height = min_h;
+       caps->maxDstExtent.width = max_w;
+       caps->maxDstExtent.height = max_h;
 
        return VK_SUCCESS;
 }