0001-Test.patch

From ba460ffbe15a419c5fa3e207fc7999a030fffd12 Mon Sep 17 00:00:00 2001
From: Carlo Caione <carlo@endlessm.com>
Date: Wed, 25 Feb 2015 14:44:08 +0100
Subject: [PATCH] Test

Signed-off-by: Carlo Caione <carlo@endlessm.com>
---
 src/plugins/renderers/drm/plugin.c                 | 28 ++++++++++++++++++++++
 .../renderers/drm/ply-renderer-generic-driver.c    | 28 ++++++++++++++++++++++
 .../renderers/drm/ply-renderer-generic-driver.h    |  2 ++
 3 files changed, 58 insertions(+)

diff --git a/src/plugins/renderers/drm/plugin.c b/src/plugins/renderers/drm/plugin.c
index 6677279..8f1eb2e 100644
--- a/src/plugins/renderers/drm/plugin.c
+++ b/src/plugins/renderers/drm/plugin.c
@@ -41,6 +41,7 @@
 #include <sys/types.h>
 #include <values.h>
 #include <unistd.h>
+#include <time.h>
 
 #include <drm.h>
 #include <xf86drm.h>
@@ -250,6 +251,33 @@ ply_renderer_head_map (ply_renderer_backend_t *backend,
 
   assert (head != NULL);
 
+    {
+        uint32_t buffer_id;
+
+        ply_trace ("========================================================\n");
+
+        buffer_id = backend->driver_interface->create_buffer (backend->driver,
+                                                              head->area.width, head->area.height,
+                                                              &head->row_stride);
+        if (buffer_id == 0)
+          return false;
+
+        ply_trace ("====== buffer_id: %d\n", buffer_id);
+
+        if (!backend->driver_interface->map_buffer (backend->driver, buffer_id))
+          {
+            backend->driver_interface->destroy_buffer (backend->driver, buffer_id);
+            buffer_id = 0;
+
+            return false;
+          }
+
+        ply_trace ("====== calling map_cursor");
+        map_cursor(backend->driver, buffer_id, head->controller_id);
+
+        ply_trace ("========================================================\n");
+    }
+
   ply_trace ("Creating buffer for %ldx%ld renderer head", head->area.width, head->area.height);
   head->scan_out_buffer_id =
     backend->driver_interface->create_buffer (backend->driver,
diff --git a/src/plugins/renderers/drm/ply-renderer-generic-driver.c b/src/plugins/renderers/drm/ply-renderer-generic-driver.c
index 45a8faa..804e1bd 100644
--- a/src/plugins/renderers/drm/ply-renderer-generic-driver.c
+++ b/src/plugins/renderers/drm/ply-renderer-generic-driver.c
@@ -218,6 +218,34 @@ get_buffer_from_id (ply_renderer_driver_t *driver,
   return buffer;
 }
 
+void
+map_cursor(ply_renderer_driver_t *driver, uint32_t buffer_id, uint32_t controller_id)
+{
+  uint8_t r, g, b;
+  ply_renderer_buffer_t *buffer;
+  unsigned int i, off;
+
+  buffer = get_buffer_from_id (driver, buffer_id);
+
+  srand(time(NULL));
+
+  for (i = 0; i < buffer->map_size / 4; i++)
+    {
+      r = rand() % 0xff;
+      g = rand() % 0xff;
+      b = rand() % 0xff;
+
+      off = i * 4;
+      *(uint32_t *)&buffer->map_address[off] = (r << 16) | (g << 8) | b;
+    }
+
+  drmModeSetCursor(driver->device_fd, controller_id, buffer_id,
+                   buffer->width, buffer->height);
+
+  ply_trace ("====== device_fd: %d, controller_id: %d\n", driver->device_fd, controller_id);
+
+}
+
 static bool
 fetch_buffer (ply_renderer_driver_t *driver,
               uint32_t               buffer_id,
diff --git a/src/plugins/renderers/drm/ply-renderer-generic-driver.h b/src/plugins/renderers/drm/ply-renderer-generic-driver.h
index 053587a..ddc3607 100644
--- a/src/plugins/renderers/drm/ply-renderer-generic-driver.h
+++ b/src/plugins/renderers/drm/ply-renderer-generic-driver.h
@@ -25,6 +25,8 @@
 
 #include "ply-renderer-driver.h"
 
+void map_cursor(ply_renderer_driver_t *driver, uint32_t buffer_id, uint32_t controller_id);
+
 #ifndef PLY_HIDE_FUNCTION_DECLARATIONS
 ply_renderer_driver_interface_t *ply_renderer_generic_driver_get_interface (int device_fd);
 #endif
-- 
1.9.1