[v2,3/4] st/omx_tizonia: Add entrypoint

Submitted by Gurkirpal Singh on Aug. 12, 2017, 4:07 p.m.

Details

Message ID 1502554038-470-4-git-send-email-gurkirpal204@gmail.com
State New
Series "gallium: Refactor out put_screen and get_screen"
Headers show

Commit Message

Gurkirpal Singh Aug. 12, 2017, 4:07 p.m.
Adds common structure for adding components and screen creation

v2: Separate commits for entrypoint and decoder (Christian)
    Preserve copyright for copied files (Emil)

Signed-off-by: Gurkirpal Singh <gurkirpal204@gmail.com>
Reviewed-and-Tested-by: Julien Isorce <julien.iso...@gmail.com>
---
 src/gallium/state_trackers/omx_tizonia/Makefile.am |  35 ++++++
 .../state_trackers/omx_tizonia/Makefile.sources    |   3 +
 .../state_trackers/omx_tizonia/entrypoint.c        | 120 +++++++++++++++++++++
 .../state_trackers/omx_tizonia/entrypoint.h        |  38 +++++++
 4 files changed, 196 insertions(+)
 create mode 100644 src/gallium/state_trackers/omx_tizonia/Makefile.am
 create mode 100644 src/gallium/state_trackers/omx_tizonia/Makefile.sources
 create mode 100644 src/gallium/state_trackers/omx_tizonia/entrypoint.c
 create mode 100644 src/gallium/state_trackers/omx_tizonia/entrypoint.h

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diff --git a/src/gallium/state_trackers/omx_tizonia/Makefile.am b/src/gallium/state_trackers/omx_tizonia/Makefile.am
new file mode 100644
index 0000000..932929b
--- /dev/null
+++ b/src/gallium/state_trackers/omx_tizonia/Makefile.am
@@ -0,0 +1,35 @@ 
+# Permission is hereby granted, free of charge, to any person obtaining a
+# copy of this software and associated documentation files (the "Software"),
+# to deal in the Software without restriction, including without limitation
+# the rights to use, copy, modify, merge, publish, distribute, sublicense,
+# and/or sell copies of the Software, and to permit persons to whom the
+# Software is furnished to do so, subject to the following conditions:
+#
+# The above copyright notice and this permission notice (including the next
+# paragraph) shall be included in all copies or substantial portions of the
+# Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT.  IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+# WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+# DEALINGS IN THE SOFTWARE.
+
+include Makefile.sources
+include $(top_srcdir)/src/gallium/Automake.inc
+
+AM_CFLAGS = \
+	$(GALLIUM_CFLAGS) \
+	$(VISIBILITY_CFLAGS) \
+	$(VL_CFLAGS) \
+	$(XCB_DRI3_CFLAGS) \
+	$(OMX_TIZONIA_CFLAGS) \
+	$(OMX_TIZILHEADERS_CFLAGS) \
+	$(OMX_TIZPLATFORM_CFLAGS)
+
+noinst_LTLIBRARIES = libomxtiztracker.la
+
+libomxtiztracker_la_SOURCES = $(C_SOURCES)
diff --git a/src/gallium/state_trackers/omx_tizonia/Makefile.sources b/src/gallium/state_trackers/omx_tizonia/Makefile.sources
new file mode 100644
index 0000000..de6fcf9
--- /dev/null
+++ b/src/gallium/state_trackers/omx_tizonia/Makefile.sources
@@ -0,0 +1,3 @@ 
+C_SOURCES := \
+	entrypoint.c \
+	entrypoint.h
diff --git a/src/gallium/state_trackers/omx_tizonia/entrypoint.c b/src/gallium/state_trackers/omx_tizonia/entrypoint.c
new file mode 100644
index 0000000..8a38707
--- /dev/null
+++ b/src/gallium/state_trackers/omx_tizonia/entrypoint.c
@@ -0,0 +1,120 @@ 
+/**************************************************************************
+ *
+ * Copyright 2013 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#include <assert.h>
+#include <string.h>
+#include <stdbool.h>
+
+#include <tizplatform.h>
+#include <tizkernel.h>
+#include <tizscheduler.h>
+
+#include "os/os_thread.h"
+#include "util/u_memory.h"
+#include "loader/loader.h"
+
+#include "entrypoint.h"
+
+#if defined(HAVE_X11_PLATFORM)
+#include <X11/Xlib.h>
+#else
+#define XOpenDisplay(x) NULL
+#define XCloseDisplay(x)
+#define Display void
+#endif
+
+static mtx_t omx_lock = _MTX_INITIALIZER_NP;
+static Display *omx_display = NULL;
+static struct vl_screen *omx_screen = NULL;
+static unsigned omx_usecount = 0;
+static const char *omx_render_node = NULL;
+static int drm_fd;
+
+OMX_ERRORTYPE OMX_ComponentInit (OMX_HANDLETYPE ap_hdl)
+{
+   return OMX_ErrorNone;
+}
+
+struct vl_screen *omx_get_screen(void)
+{
+   static bool first_time = true;
+   mtx_lock(&omx_lock);
+
+   if (!omx_screen) {
+      if (first_time) {
+         omx_render_node = debug_get_option("OMX_RENDER_NODE", NULL);
+         first_time = false;
+      }
+      if (omx_render_node) {
+         drm_fd = loader_open_device(omx_render_node);
+         if (drm_fd < 0)
+            goto error;
+
+         omx_screen = vl_drm_screen_create(drm_fd);
+         if (!omx_screen) {
+            close(drm_fd);
+            goto error;
+         }
+      } else {
+         omx_display = XOpenDisplay(NULL);
+         if (!omx_display)
+            goto error;
+
+         omx_screen = vl_dri3_screen_create(omx_display, 0);
+         if (!omx_screen)
+            omx_screen = vl_dri2_screen_create(omx_display, 0);
+         if (!omx_screen) {
+            XCloseDisplay(omx_display);
+            goto error;
+         }
+      }
+   }
+
+   ++omx_usecount;
+
+   mtx_unlock(&omx_lock);
+   return omx_screen;
+
+error:
+   mtx_unlock(&omx_lock);
+   return NULL;
+}
+
+void omx_put_screen(void)
+{
+   mtx_lock(&omx_lock);
+   if ((--omx_usecount) == 0) {
+      omx_screen->destroy(omx_screen);
+      omx_screen = NULL;
+
+      if (omx_render_node)
+         close(drm_fd);
+      else
+         XCloseDisplay(omx_display);
+   }
+   mtx_unlock(&omx_lock);
+}
diff --git a/src/gallium/state_trackers/omx_tizonia/entrypoint.h b/src/gallium/state_trackers/omx_tizonia/entrypoint.h
new file mode 100644
index 0000000..4cf5bca
--- /dev/null
+++ b/src/gallium/state_trackers/omx_tizonia/entrypoint.h
@@ -0,0 +1,38 @@ 
+/**************************************************************************
+ *
+ * Copyright 2013 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR
+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ **************************************************************************/
+
+#ifndef OMX_TIZ_ENTRYPOINT_H
+#define OMX_TIZ_ENTRYPOINT_H
+
+#include "vl/vl_winsys.h"
+
+PUBLIC OMX_ERRORTYPE OMX_ComponentInit(OMX_HANDLETYPE ap_hdl);
+
+struct vl_screen *omx_get_screen(void);
+void omx_put_screen(void);
+
+#endif