From f02998e1c2c0a49a481fde8c86b3cf6e392eb03f Mon Sep 17 00:00:00 2001
From: Junkyeong Kim <jk0430.kim@samsung.com>
Date: Mon, 23 Nov 2015 20:44:56 +0900
Subject: [PATCH] ecore_drm: Add ECORE_DRM_DEVICE_SUPPORT_SPRD define for SPRD
 device

Summary: Support spreadtrum graphic chipset device.

Change-Id: Ie69d0e095f0933a95ab6c9ceb801100d8ee1c203
Signed-off-by: Junkyeong Kim <jk0430.kim@samsung.com>
---
 configure.ac                         |  8 ++++-
 packaging/efl.spec                   |  6 ++++
 src/lib/ecore_drm/ecore_drm_device.c | 70 ++++++++++++++++++++++++++++++++++++
 3 files changed, 83 insertions(+), 1 deletion(-)

diff --git a/configure.ac b/configure.ac
index dadb5fc..56d9dd4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3162,7 +3162,13 @@ EFL_INTERNAL_DEPEND_PKG([ECORE_DRM], [eeze])
 EFL_INTERNAL_DEPEND_PKG([ECORE_DRM], [eo])
 EFL_INTERNAL_DEPEND_PKG([ECORE_DRM], [eina])
 
-EFL_DEPEND_PKG([ECORE_DRM], [DRM], [libdrm >= 2.4 xkbcommon >= 0.3.0 gbm])
+PKG_CHECK_MODULES(DRM, libdrm_sprd, [HAVE_SPRD=yes], [HAVE_SPRD=no])
+if test "x$HAVE_SPRD" = xyes; then
+	EFL_DEPEND_PKG([ECORE_DRM], [DRM], [libdrm >= 2.4 libdrm_sprd xkbcommon >= 0.3.0 gbm])
+else
+	EFL_DEPEND_PKG([ECORE_DRM], [DRM], [libdrm >= 2.4 xkbcommon >= 0.3.0 gbm])
+fi
+
 EFL_DEPEND_PKG([ECORE_DRM], [LIBINPUT], [libinput >= 0.6.0])
 
 # API change from 0.7 to 0.8. So we define this to support both for now.
diff --git a/packaging/efl.spec b/packaging/efl.spec
index 1bb703c..99f3fb5 100644
--- a/packaging/efl.spec
+++ b/packaging/efl.spec
@@ -101,6 +101,9 @@ BuildRequires:  pkgconfig(libtbm)
 BuildRequires:  pkgconfig(libdrm)
 BuildRequires:  pkgconfig(wayland-client)
 BuildRequires:  pkgconfig(wayland-server)
+%if ("%{?tizen_target_name}" == "TM1")
+BuildRequires:  pkgconfig(libdrm_sprd)
+%endif
 
 ############ efl
 Provides: efl-data
@@ -620,6 +623,9 @@ Development files for elua
 %setup -q
 cp %{SOURCE1001} .
 
+%if ("%{?tizen_target_name}" == "TM1")
+CFLAGS+=" -DECORE_DRM_DEVICE_SUPPORT_SPRD "
+%endif
 
 %build
 
diff --git a/src/lib/ecore_drm/ecore_drm_device.c b/src/lib/ecore_drm/ecore_drm_device.c
index 2b47f72..63efa40 100644
--- a/src/lib/ecore_drm/ecore_drm_device.c
+++ b/src/lib/ecore_drm/ecore_drm_device.c
@@ -5,6 +5,11 @@
 #include "ecore_drm_private.h"
 #include <dlfcn.h>
 
+#ifdef ECORE_DRM_DEVICE_SUPPORT_SPRD
+#include <sprd_drmif.h>
+struct sprd_drm_device *sprd_dev = NULL;
+#endif
+
 #define INSIDE(x, y, xx, yy, ww, hh) \
    (((x) < ((xx) + (ww))) && ((y) < ((yy) + (hh))) && \
        ((x) >= (xx)) && ((y) >= (yy)))
@@ -261,6 +266,53 @@ ecore_drm_device_free(Ecore_Drm_Device *dev)
    free(dev);
 }
 
+#ifdef ECORE_DRM_DEVICE_SUPPORT_SPRD
+static Eina_Bool
+_ecore_drm_device_sprd_check(int fd)
+{
+   drmVersionPtr drm_info;
+   int drmIRQ = 78;
+   int length = 0;
+
+   if (sprd_dev)
+     {
+        ERR("sprd_dev already exist.");
+        return EINA_FALSE;
+     }
+
+   drm_info = drmGetVersion(fd);
+   length = drm_info->name_len;
+
+   if (length != 4)
+     {
+        drmFreeVersion(drm_info);
+        return EINA_FALSE;
+     }
+   if (strncmp("sprd", drm_info->name, 4))
+     {
+        drmFreeVersion(drm_info);
+        return EINA_FALSE;
+     }
+   drmFreeVersion(drm_info);
+
+   if (drmCtlInstHandler(fd, drmIRQ))
+     {
+        ERR("drmCtlInstHandler fail.");
+        return EINA_FALSE;
+     }
+
+   sprd_dev = sprd_device_create(fd);
+   if (sprd_dev == NULL)
+     {
+        ERR("sprd_device_create fail.(fd:%d)", fd);
+        return EINA_FALSE;
+     }
+
+   DBG("sprd_device_create done.(fd:%d)", fd);
+   return EINA_TRUE;
+}
+#endif
+
 EAPI Eina_Bool 
 ecore_drm_device_open(Ecore_Drm_Device *dev)
 {
@@ -276,6 +328,16 @@ ecore_drm_device_open(Ecore_Drm_Device *dev)
      _ecore_drm_launcher_device_open_no_pending(dev->drm.name, O_RDWR);
    if (dev->drm.fd < 0) return EINA_FALSE;
 
+#ifdef ECORE_DRM_DEVICE_SUPPORT_SPRD
+   /* add for sprd device */
+   if (_ecore_drm_device_sprd_check(dev->drm.fd) == EINA_FALSE)
+     {
+        _ecore_drm_launcher_device_close(dev->drm.name, dev->drm.fd);
+        dev->drm.fd = -1;
+        return EINA_FALSE;
+     }
+#endif
+
    DBG("Opened Device %s : %d", dev->drm.name, dev->drm.fd);
 
    ver = drmGetVersion(dev->drm.fd);
@@ -346,6 +408,14 @@ ecore_drm_device_open(Ecore_Drm_Device *dev)
 EAPI Eina_Bool 
 ecore_drm_device_close(Ecore_Drm_Device *dev)
 {
+#ifdef ECORE_DRM_DEVICE_SUPPORT_SPRD
+   if (sprd_dev)
+     {
+        sprd_device_destroy(sprd_dev);
+        sprd_dev = NULL;
+     }
+#endif
+
    /* check for valid device */
    EINA_SAFETY_ON_NULL_RETURN_VAL(dev, EINA_FALSE);
 
-- 
2.7.4