[Mesa-dev] [PATCH 2/3] radv: Add VK_EXT_acquire_xlib_display
Keith Packard
keithp at keithp.com
Wed Aug 2 10:12:40 UTC 2017
This uses X leases to provide the same API as nVidia, allowing an
application to discover available display resources and acquire one from
the X server using RandR leases.
Signed-off-by: Keith Packard <keithp at keithp.com>
---
configure.ac | 11 +
src/amd/vulkan/Makefile.am | 8 +
src/amd/vulkan/radv_device.c | 6 +
src/amd/vulkan/radv_entrypoints_gen.py | 3 +-
src/amd/vulkan/radv_wsi_display.c | 31 +++
src/vulkan/Makefile.am | 8 +
src/vulkan/wsi/wsi_common_display.c | 375 +++++++++++++++++++++++++++++++--
src/vulkan/wsi/wsi_common_display.h | 16 ++
8 files changed, 444 insertions(+), 14 deletions(-)
diff --git a/configure.ac b/configure.ac
index d95b915b984..b4a17bc9c67 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1412,6 +1412,10 @@ fi
AC_SUBST([GL_LIB])
AC_SUBST([OSMESA_LIB])
+# Check for RandR leases
+PKG_CHECK_MODULES([RANDRPROTO], [randrproto >= 1.6.0],
+ [have_xlease=yes], [have_xlease=no])
+
# Check for libdrm
PKG_CHECK_MODULES([LIBDRM], [libdrm >= $LIBDRM_REQUIRED],
[have_libdrm=yes], [have_libdrm=no])
@@ -1451,6 +1455,7 @@ AM_CONDITIONAL(HAVE_APPLEDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = x
AM_CONDITIONAL(HAVE_LMSENSORS, test "x$enable_lmsensors" = xyes )
AM_CONDITIONAL(HAVE_GALLIUM_EXTRA_HUD, test "x$enable_gallium_extra_hud" = xyes )
AM_CONDITIONAL(HAVE_WINDOWSDRI, test "x$enable_dri" = xyes -a "x$dri_platform" = xwindows )
+AM_CONDITIONAL(HAVE_XLEASE, test "x$have_xlease" = xyes )
AC_ARG_ENABLE([shared-glapi],
[AS_HELP_STRING([--enable-shared-glapi],
@@ -1749,6 +1754,12 @@ if test x"$enable_dri3" = xyes; then
PKG_CHECK_MODULES([XCB_DRI3], [$dri3_modules])
fi
+if test x"$have_xlease" = xyes; then
+ DEFINES="$DEFINES -DHAVE_XLEASE"
+ randr_modules="x11-xcb xcb-randr"
+ PKG_CHECK_MODULES([XCB_RANDR], [$randr_modules])
+fi
+
AM_CONDITIONAL(HAVE_PLATFORM_X11, echo "$platforms" | grep -q 'x11')
AM_CONDITIONAL(HAVE_PLATFORM_WAYLAND, echo "$platforms" | grep -q 'wayland')
AM_CONDITIONAL(HAVE_PLATFORM_DRM, echo "$platforms" | grep -q 'drm')
diff --git a/src/amd/vulkan/Makefile.am b/src/amd/vulkan/Makefile.am
index 3a6ada825b5..5a3c714cc03 100644
--- a/src/amd/vulkan/Makefile.am
+++ b/src/amd/vulkan/Makefile.am
@@ -84,6 +84,14 @@ AM_CPPFLAGS += \
VULKAN_SOURCES += $(VULKAN_WSI_DISPLAY_FILES)
+if HAVE_PLATFORM_X11
+if HAVE_XLEASE
+AM_CPPFLAGS += \
+ $(XCB_RANDR_CFLAGS)
+VULKAN_LIB_DEPS += $(XCB_RANDR_LIBS)
+endif
+endif
+
endif
if HAVE_PLATFORM_X11
diff --git a/src/amd/vulkan/radv_device.c b/src/amd/vulkan/radv_device.c
index da8e7a89f66..db68b0724fd 100644
--- a/src/amd/vulkan/radv_device.c
+++ b/src/amd/vulkan/radv_device.c
@@ -123,6 +123,12 @@ static const VkExtensionProperties instance_extensions[] = {
.specVersion = 1,
},
#endif
+#ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
+ {
+ .extensionName = VK_EXT_ACQUIRE_XLIB_DISPLAY_EXTENSION_NAME,
+ .specVersion = 1,
+ },
+#endif
};
static const VkExtensionProperties common_device_extensions[] = {
diff --git a/src/amd/vulkan/radv_entrypoints_gen.py b/src/amd/vulkan/radv_entrypoints_gen.py
index 48125da2e76..2a151cc701c 100644
--- a/src/amd/vulkan/radv_entrypoints_gen.py
+++ b/src/amd/vulkan/radv_entrypoints_gen.py
@@ -59,7 +59,8 @@ SUPPORTED_EXTENSIONS = [
'VK_KHR_external_semaphore_fd',
'VK_KEITHP_kms_display',
'VK_KHR_display',
- 'VK_EXT_direct_mode_display'
+ 'VK_EXT_direct_mode_display',
+ 'VK_EXT_acquire_xlib_display'
]
# We generate a static hash table for entry point lookup
diff --git a/src/amd/vulkan/radv_wsi_display.c b/src/amd/vulkan/radv_wsi_display.c
index 26fb4bee803..0c9cf7e3315 100644
--- a/src/amd/vulkan/radv_wsi_display.c
+++ b/src/amd/vulkan/radv_wsi_display.c
@@ -137,6 +137,37 @@ radv_ReleaseDisplayEXT(VkPhysicalDevice physical_device,
display);
}
+#ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
+VkResult
+radv_AcquireXlibDisplayEXT(VkPhysicalDevice physical_device,
+ Display *dpy,
+ VkDisplayKHR display)
+{
+ RADV_FROM_HANDLE(radv_physical_device, pdevice, physical_device);
+
+ return wsi_acquire_xlib_display(physical_device,
+ &pdevice->wsi_device,
+ dpy,
+ display);
+}
+
+VkResult
+radv_GetRandROutputDisplayEXT(VkPhysicalDevice physical_device,
+ Display *dpy,
+ RROutput output,
+ VkDisplayKHR *display)
+{
+ RADV_FROM_HANDLE(radv_physical_device, pdevice, physical_device);
+
+ return wsi_get_randr_output_display(physical_device,
+ &pdevice->wsi_device,
+ dpy,
+ output,
+ display);
+}
+
+#endif /* VK_USE_PLATFORM_XLIB_XRANDR_EXT */
+
VkResult
radv_CreateDisplayPlaneSurfaceKHR(VkInstance _instance,
const VkDisplaySurfaceCreateInfoKHR *create_info,
diff --git a/src/vulkan/Makefile.am b/src/vulkan/Makefile.am
index 693b93e0c11..2af6831bde3 100644
--- a/src/vulkan/Makefile.am
+++ b/src/vulkan/Makefile.am
@@ -53,6 +53,14 @@ AM_CPPFLAGS += \
-DVK_USE_PLATFORM_DISPLAY
VULKAN_WSI_SOURCES += $(VULKAN_WSI_DISPLAY_FILES)
+
+if HAVE_PLATFORM_X11
+if HAVE_XLEASE
+AM_CPPFLAGS += \
+ -DVK_USE_PLATFORM_XLIB_XRANDR_EXT
+endif
+endif
+
endif
BUILT_SOURCES += $(VULKAN_WSI_WAYLAND_GENERATED_FILES)
diff --git a/src/vulkan/wsi/wsi_common_display.c b/src/vulkan/wsi/wsi_common_display.c
index 1ec0004be91..81e009c1cc8 100644
--- a/src/vulkan/wsi/wsi_common_display.c
+++ b/src/vulkan/wsi/wsi_common_display.c
@@ -32,6 +32,10 @@
#include <math.h>
#include <xf86drm.h>
#include <xf86drmMode.h>
+#ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
+#include <xcb/randr.h>
+#include <X11/Xlib-xcb.h>
+#endif
#include "util/hash_table.h"
#include "util/list.h"
@@ -67,6 +71,9 @@ typedef struct wsi_display_connector {
drmModeConnectorPtr connector;
uint32_t edid_length;
uint8_t *edid;
+#ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
+ xcb_randr_output_t output;
+#endif
} wsi_display_connector;
struct wsi_display {
@@ -78,6 +85,8 @@ struct wsi_display {
const struct wsi_callbacks *cbs;
int master_fd;
+ int render_fd;
+ bool master_is_render;
pthread_mutex_t wait_mutex;
pthread_cond_t wait_cond;
@@ -226,7 +235,7 @@ wsi_display_get_connector(struct wsi_device *wsi_device,
struct wsi_display *wsi = (struct wsi_display *) wsi_device->wsi[VK_ICD_WSI_PLATFORM_DISPLAY];
struct wsi_display_connector *connector;
drmModeConnectorPtr drm_connector;
- int drm_fd = wsi->master_fd;
+ int drm_fd = wsi->master_fd >= 0 ? wsi->master_fd : wsi->render_fd;
int p, m;
VkResult result;
@@ -339,7 +348,7 @@ wsi_display_get_physical_device_display_properties(VkPhysicalDevice
VkDisplayPropertiesKHR *properties)
{
struct wsi_display *wsi = (struct wsi_display *) wsi_device->wsi[VK_ICD_WSI_PLATFORM_DISPLAY];
- int drm_fd = wsi->master_fd;
+ int drm_fd = wsi->master_fd >= 0 ? wsi->master_fd : wsi->render_fd;
struct wsi_display_connector *connector;
int c;
uint32_t connected = 0;
@@ -568,6 +577,321 @@ wsi_release_display(VkPhysicalDevice physical_device,
return VK_SUCCESS;
}
+#ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
+static struct wsi_display_connector *
+wsi_display_find_output(struct wsi_device *wsi_device,
+ RROutput output)
+{
+ struct wsi_display *wsi = (struct wsi_display *) wsi_device->wsi[VK_ICD_WSI_PLATFORM_DISPLAY];
+ struct wsi_display_connector *connector;
+
+ connector = NULL;
+ LIST_FOR_EACH_ENTRY(connector, &wsi->connectors, list) {
+ if (connector->output == output)
+ return connector;
+ }
+
+ return NULL;
+}
+
+/*
+ * Given a RandR output, find the associated kernel connector_id by
+ * looking at the CONNECTOR_ID property provided by the X server
+ */
+
+static uint32_t
+wsi_display_output_to_connector_id(xcb_connection_t *connection,
+ xcb_atom_t *connector_id_atom_p,
+ RROutput output)
+{
+ uint32_t connector_id = 0;
+ xcb_atom_t connector_id_atom = *connector_id_atom_p;
+
+ if (connector_id_atom == 0) {
+ /* Go dig out the CONNECTOR_ID property */
+ xcb_intern_atom_cookie_t ia_c = xcb_intern_atom(connection,
+ true,
+ 12,
+ "CONNECTOR_ID");
+ xcb_intern_atom_reply_t *ia_r = xcb_intern_atom_reply(connection,
+ ia_c,
+ NULL);
+ if (ia_r) {
+ *connector_id_atom_p = connector_id_atom = ia_r->atom;
+ free(ia_r);
+ }
+ }
+
+ /* If there's an CONNECTOR_ID atom in the server, then there may be a CONNECTOR_ID property. Otherwise,
+ * there will not be and we don't even need to bother.
+ */
+ if (connector_id_atom) {
+
+ xcb_randr_query_version_cookie_t qv_c = xcb_randr_query_version(connection, 1, 6);
+ xcb_randr_get_output_property_cookie_t gop_c = xcb_randr_get_output_property(connection,
+ output,
+ connector_id_atom,
+ 0,
+ 0,
+ 0xffffffffUL,
+ 0,
+ 0);
+ xcb_randr_query_version_reply_t *qv_r = xcb_randr_query_version_reply(connection, qv_c, NULL);
+ free(qv_r);
+ xcb_randr_get_output_property_reply_t *gop_r = xcb_randr_get_output_property_reply(connection,
+ gop_c,
+ NULL);
+ if (gop_r) {
+ if (gop_r->num_items == 1 && gop_r->format == 32)
+ memcpy(&connector_id, xcb_randr_get_output_property_data(gop_r), 4);
+ free(gop_r);
+ }
+ }
+ return connector_id;
+}
+
+static bool
+wsi_display_check_randr_version(xcb_connection_t *connection)
+{
+ xcb_randr_query_version_cookie_t qv_c = xcb_randr_query_version(connection, 1, 6);
+ xcb_randr_query_version_reply_t *qv_r = xcb_randr_query_version_reply(connection, qv_c, NULL);
+ bool ret = false;
+
+ if (!qv_r)
+ return false;
+
+ /* Check for version 1.6 or newer */
+ ret = qv_r->major_version > 1 || (qv_r->major_version == 1 && qv_r->minor_version >= 6);
+
+ free(qv_r);
+ return ret;
+}
+
+/*
+ * Given a kernel connector id, find the associated RandR output using the
+ * CONNECTOR_ID property
+ */
+
+static xcb_randr_output_t
+wsi_display_connector_id_to_output(xcb_connection_t *connection,
+ uint32_t connector_id)
+{
+ if (!wsi_display_check_randr_version(connection))
+ return 0;
+
+ const xcb_setup_t *setup = xcb_get_setup(connection);
+
+ xcb_atom_t connector_id_atom = 0;
+ xcb_randr_output_t output = 0;
+
+ /* Search all of the screens for the provided output */
+ xcb_screen_iterator_t iter;
+ for (iter = xcb_setup_roots_iterator(setup); output == 0 && iter.rem; xcb_screen_next(&iter)) {
+
+ xcb_randr_get_screen_resources_cookie_t gsr_c = xcb_randr_get_screen_resources(connection, iter.data->root);
+ xcb_randr_get_screen_resources_reply_t *gsr_r = xcb_randr_get_screen_resources_reply(connection, gsr_c, NULL);
+
+ if (!gsr_r)
+ return 0;
+
+ xcb_randr_output_t *ro = xcb_randr_get_screen_resources_outputs(gsr_r);
+ int o;
+
+ for (o = 0; o < gsr_r->num_outputs; o++) {
+ if (wsi_display_output_to_connector_id(connection, &connector_id_atom, ro[o]) == connector_id) {
+ output = ro[o];
+ break;
+ }
+ }
+ free(gsr_r);
+ }
+ return output;
+}
+
+/*
+ * Given a RandR output, find out which screen it's associated with
+ */
+static xcb_window_t
+wsi_display_output_to_root(xcb_connection_t *connection,
+ xcb_randr_output_t output)
+{
+ if (!wsi_display_check_randr_version(connection))
+ return 0;
+
+ const xcb_setup_t *setup = xcb_get_setup(connection);
+ xcb_window_t root = 0;
+
+ /* Search all of the screens for the provided output */
+ xcb_screen_iterator_t iter;
+ for (iter = xcb_setup_roots_iterator(setup); root == 0 && iter.rem; xcb_screen_next(&iter)) {
+ xcb_randr_get_screen_resources_cookie_t gsr_c = xcb_randr_get_screen_resources(connection, iter.data->root);
+ xcb_randr_get_screen_resources_reply_t *gsr_r = xcb_randr_get_screen_resources_reply(connection, gsr_c, NULL);
+
+ if (!gsr_r)
+ return 0;
+
+ xcb_randr_output_t *ro = xcb_randr_get_screen_resources_outputs(gsr_r);
+ int o;
+
+ for (o = 0; o < gsr_r->num_outputs; o++) {
+ if (ro[o] == output) {
+ root = iter.data->root;
+ break;
+ }
+ }
+ free(gsr_r);
+ }
+ return root;
+}
+
+static struct wsi_display_connector *
+wsi_display_get_output(struct wsi_device *wsi_device,
+ xcb_connection_t *connection,
+ RROutput output)
+{
+ struct wsi_display_connector *connector;
+ uint32_t connector_id;
+ xcb_atom_t connector_id_atom = 0;
+
+ connector = wsi_display_find_output(wsi_device, output);
+
+ if (connector)
+ return connector;
+
+ connector_id = wsi_display_output_to_connector_id(connection, &connector_id_atom, output);
+ if (connector_id != 0)
+ connector = wsi_display_get_connector(wsi_device, connector_id);
+
+ if (connector)
+ connector->output = output;
+
+ return connector;
+}
+
+static xcb_randr_crtc_t
+wsi_display_find_crtc_for_output(xcb_connection_t *connection,
+ xcb_window_t root,
+ xcb_randr_output_t output)
+{
+ xcb_randr_get_screen_resources_cookie_t gsr_c = xcb_randr_get_screen_resources(connection, root);
+ xcb_randr_get_screen_resources_reply_t *gsr_r = xcb_randr_get_screen_resources_reply(connection, gsr_c, NULL);
+
+ if (!gsr_r)
+ return 0;
+
+ xcb_randr_crtc_t *rc = xcb_randr_get_screen_resources_crtcs(gsr_r);
+ xcb_randr_crtc_t idle_crtc = 0;
+ xcb_randr_crtc_t active_crtc = 0;
+
+ /* Find either a crtc already connected to the desired output or idle */
+ int c;
+ for (c = 0; active_crtc == 0 && c < gsr_r->num_crtcs; c++) {
+ xcb_randr_get_crtc_info_cookie_t gci_c = xcb_randr_get_crtc_info(connection, rc[c], gsr_r->config_timestamp);
+ xcb_randr_get_crtc_info_reply_t *gci_r = xcb_randr_get_crtc_info_reply(connection, gci_c, NULL);
+ if (gci_r) {
+ if (gci_r->mode) {
+ int num_outputs = xcb_randr_get_crtc_info_outputs_length(gci_r);
+ xcb_randr_output_t *outputs = xcb_randr_get_crtc_info_outputs(gci_r);
+ for (int o = 0; o < num_outputs; o++)
+ if (outputs[o] == output && num_outputs == 1) {
+ active_crtc = rc[c];
+ break;
+ }
+ } else if (idle_crtc == 0) {
+ int num_possible = xcb_randr_get_crtc_info_possible_length(gci_r);
+ xcb_randr_output_t *possible = xcb_randr_get_crtc_info_possible(gci_r);
+ for (int p = 0; p < num_possible; p++)
+ if (possible[p] == output) {
+ idle_crtc = rc[c];
+ break;
+ }
+ }
+ free(gci_r);
+ }
+ }
+ free(gsr_r);
+
+ if (active_crtc)
+ return active_crtc;
+ return idle_crtc;
+}
+
+VkResult
+wsi_acquire_xlib_display(VkPhysicalDevice physical_device,
+ struct wsi_device *wsi_device,
+ Display *dpy,
+ VkDisplayKHR display)
+{
+ struct wsi_display *wsi = (struct wsi_display *) wsi_device->wsi[VK_ICD_WSI_PLATFORM_DISPLAY];
+ xcb_connection_t *connection = XGetXCBConnection(dpy);
+ struct wsi_display_connector *connector = wsi_display_connector_from_handle(display);
+ xcb_window_t root;
+
+ if (!connector->output) {
+ connector->output = wsi_display_connector_id_to_output(connection, connector->id);
+
+ /* Check and see if we found the output */
+ if (!connector->output)
+ return VK_ERROR_OUT_OF_DATE_KHR;
+ }
+
+ root = wsi_display_output_to_root(connection, connector->output);
+ if (!root)
+ return VK_ERROR_OUT_OF_DATE_KHR;
+
+ xcb_randr_crtc_t crtc = wsi_display_find_crtc_for_output(connection,
+ root,
+ connector->output);
+
+ if (!crtc)
+ return VK_ERROR_OUT_OF_DATE_KHR;
+
+ xcb_randr_lease_t lease = xcb_generate_id(connection);
+ xcb_randr_create_lease_cookie_t cl_c = xcb_randr_create_lease(connection,
+ root,
+ lease,
+ 1,
+ 1,
+ &crtc,
+ &connector->output);
+ xcb_randr_create_lease_reply_t *cl_r = xcb_randr_create_lease_reply(connection, cl_c, NULL);
+ if (!cl_r)
+ return VK_ERROR_OUT_OF_DATE_KHR;
+
+ int fd = -1;
+ if (cl_r->nfd > 0) {
+ int *rcl_f = xcb_randr_create_lease_reply_fds(connection, cl_r);
+
+ fd = rcl_f[0];
+ }
+ free (cl_r);
+ if (fd < 0)
+ return VK_ERROR_OUT_OF_DATE_KHR;
+
+ wsi->master_fd = fd;
+ wsi->master_is_render = false;
+
+ return VK_SUCCESS;
+}
+
+VkResult
+wsi_get_randr_output_display(VkPhysicalDevice physical_device,
+ struct wsi_device *wsi_device,
+ Display *dpy,
+ RROutput output,
+ VkDisplayKHR *display)
+{
+ xcb_connection_t *connection = XGetXCBConnection(dpy);
+ struct wsi_display_connector *connector = wsi_display_get_output(wsi_device, connection, output);
+
+ if (connector)
+ *display = wsi_display_connector_to_handle(connector);
+ else
+ *display = NULL;
+ return VK_SUCCESS;
+}
+#endif /* VK_USE_PLATFORM_XLIB_XRANDR_EXT */
+
VkResult
wsi_create_display_surface(VkInstance instance,
const VkAllocationCallbacks *allocator,
@@ -605,10 +929,13 @@ wsi_display_surface_get_support(VkIcdSurfaceBase *surface,
bool can_handle_different_gpu,
VkBool32* pSupported)
{
+#ifdef VK_USE_PLATFORM_XLIB_XRANDR_EXT
+ *pSupported = true;
+#else
struct wsi_display *wsi = (struct wsi_display *) wsi_device->wsi[VK_ICD_WSI_PLATFORM_DISPLAY];
*pSupported = wsi->master_fd >= 0;
-
+#endif
return VK_SUCCESS;
}
@@ -702,9 +1029,20 @@ wsi_display_image_init(VkDevice device_h,
VkResult result;
uint32_t row_pitch;
uint32_t offset;
- uint32_t handle;
uint32_t size;
int ret;
+ int image_fd;
+ uint32_t image_handle;
+ int *image_fd_p;
+ uint32_t *image_handle_p;
+
+ if (wsi->master_is_render) {
+ image_fd_p = NULL;
+ image_handle_p = &image_handle;
+ } else {
+ image_fd_p = &image_fd;
+ image_handle_p = NULL;
+ }
memset(image, '\0', sizeof (*image));
image->chain = chain;
@@ -718,8 +1056,8 @@ wsi_display_image_init(VkDevice device_h,
&size,
&offset,
&row_pitch,
- NULL,
- &handle);
+ image_fd_p,
+ image_handle_p);
if (result != VK_SUCCESS)
return result;
@@ -735,19 +1073,27 @@ wsi_display_image_init(VkDevice device_h,
&size,
&offset,
&row_pitch,
- NULL,
- &handle);
-
+ image_fd_p,
+ image_handle_p);
if (result != VK_SUCCESS) {
goto fail_linear;
}
}
- image->bo_handle = handle;
+ if (wsi->master_is_render)
+ image->bo_handle = image_handle;
+ else {
+ int ret = drmPrimeFDToHandle(wsi->master_fd, image_fd, &image_handle);
+ close(image_fd);
+ if (ret < 0) {
+ result = VK_ERROR_OUT_OF_HOST_MEMORY;
+ goto fail_fb;
+ }
+ }
/* XXX extract depth and bpp from image somehow */
ret = drmModeAddFB(wsi->master_fd, create_info->imageExtent.width, create_info->imageExtent.height,
- 24, 32, row_pitch, handle, &image->fb_id);
+ 24, 32, row_pitch, image_handle, &image->fb_id);
if (ret) {
result = VK_ERROR_OUT_OF_HOST_MEMORY;
@@ -968,7 +1314,7 @@ wsi_display_crtc_solo(struct wsi_display *wsi,
uint32_t crtc_id)
{
drmModeResPtr mode_res = wsi->mode_res;
- int drm_fd = wsi->master_fd;
+ int drm_fd = wsi->master_fd >= 0 ? wsi->master_fd : wsi->render_fd;
int c, e;
/* See if any other connectors share the same encoder */
@@ -1007,7 +1353,7 @@ wsi_display_select_crtc(struct wsi_display_connector *connector)
struct wsi_display *wsi = connector->wsi;
int c;
drmModeResPtr mode_res = wsi->mode_res;
- int drm_fd = wsi->master_fd;
+ int drm_fd = wsi->master_fd >= 0 ? wsi->master_fd : wsi->render_fd;
uint32_t crtc_id;
if (!mode_res)
@@ -1218,6 +1564,9 @@ wsi_display_init_wsi(struct wsi_device *wsi_device,
memset(wsi, '\0', sizeof (*wsi));
wsi->master_fd = master_fd;
+ wsi->render_fd = render_fd;
+ if (master_fd >= 0)
+ wsi->master_is_render = true;
pthread_mutex_init(&wsi->wait_mutex, NULL);
wsi->physical_device = physical_device;
wsi->alloc = alloc;
diff --git a/src/vulkan/wsi/wsi_common_display.h b/src/vulkan/wsi/wsi_common_display.h
index 173c019c4bd..47430aa41e1 100644
--- a/src/vulkan/wsi/wsi_common_display.h
+++ b/src/vulkan/wsi/wsi_common_display.h
@@ -68,6 +68,22 @@ wsi_release_display(VkPhysicalDevice physical_device,
struct wsi_device *wsi_device,
VkDisplayKHR display);
+#if VK_USE_PLATFORM_XLIB_XRANDR_EXT
+VkResult
+wsi_acquire_xlib_display(VkPhysicalDevice physical_device,
+ struct wsi_device *wsi_device,
+ Display *dpy,
+ VkDisplayKHR display);
+
+VkResult
+wsi_get_randr_output_display(VkPhysicalDevice physical_device,
+ struct wsi_device *wsi_device,
+ Display *dpy,
+ RROutput output,
+ VkDisplayKHR *display);
+
+#endif /* VK_USE_PLATFORM_XLIB_XRANDR_EXT */
+
VkResult
wsi_create_display_surface(VkInstance instance,
const VkAllocationCallbacks *pAllocator,
--
2.11.0
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