exynos3: hwc: add hdmi support

Change-Id: I9def46f17fc2b3042af776b253ac3441fd6d3405

exynos3/s5pc110/include/hardware/hdmi.h

@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_HDMI_INTERFACE_H
+#define ANDROID_HDMI_INTERFACE_H
+
+#include <stdint.h>
+#include <sys/cdefs.h>
+#include <sys/types.h>
+
+#include <hardware/hardware.h>
+
+__BEGIN_DECLS
+
+/**
+ * The id of this module
+ */
+#define HDMI_HARDWARE_MODULE_ID "hdmi"
+
+enum {
+    HDMI_MODE_NONE = 0,
+    HDMI_MODE_UI,
+    HDMI_MODE_VIDEO,
+};
+
+struct hdmi_device_t {
+    struct hw_device_t common;
+
+    int (*connect)(struct hdmi_device_t* dev);
+
+    int (*disconnect)(struct hdmi_device_t* dev);
+
+    int (*clear) (struct hdmi_device_t* dev, int hdmiLayer);
+
+    int (*blit)(struct hdmi_device_t* dev, int srcW, int srcH, int srcColorFormat,
+                        uint32_t srcYAddr, uint32_t srcCbAddr, uint32_t srcCrAddr,
+                        int dstX, int dstY,
+                        int layer,
+                        int num_of_hwc_layer);
+};
+
+
+__END_DECLS
+
+#endif  // ANDROID_HDMI_INTERFACE_H

exynos3/s5pc110/libhwcomposer/Android.mk

@@ -20,7 +20,11 @@ include $(CLEAR_VARS)
 LOCAL_PRELINK_MODULE := false
 LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/hw
 LOCAL_SHARED_LIBRARIES := liblog libcutils libEGL libGLESv1_CM libhardware libhardware_legacy
-LOCAL_CFLAGS += -DLOG_TAG=\"hwcomposer\"
+
+LOCAL_CFLAGS := -DLOG_TAG=\"hwcomposer\"
+ifeq ($(BOARD_USES_HDMI),true)
+    LOCAL_CFLAGS += -DBOARD_USES_HDMI
+endif
 
 LOCAL_C_INCLUDES := \
     $(LOCAL_PATH)/../include

exynos3/s5pc110/libhwcomposer/SecHWC.cpp

@@ -79,9 +79,9 @@ static int set_src_dst_info(hwc_layer_t *cur,
     src_img->w       = prev_handle->iWidth;
     src_img->h       = prev_handle->iHeight;
     src_img->format  = prev_handle->iFormat;
-    src_img->base    = NULL;
+    src_img->base    = 0;
     src_img->offset  = 0;
-    src_img->mem_id  =0;
+    src_img->mem_id  = 0;
 
     src_img->mem_type = HWC_PHYS_MEM_TYPE;
     src_img->w = (src_img->w + 15) & (~15);
@@ -422,6 +422,42 @@ static int hwc_set(hwc_composer_device_t *dev,
         }
     }
 
+#if defined(BOARD_USES_HDMI)
+    hdmi_device_t* hdmi = ctx->hdmi;
+    if (ctx->num_of_hwc_layer == 1 && hdmi) {
+        if ((src_img.format == HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED)||
+                (src_img.format == HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP)) {
+            ADDRS * addr = (ADDRS *)(src_img.base);
+            hdmi->blit(hdmi,
+                       src_img.w,
+                       src_img.h,
+                       src_img.format,
+                       (unsigned int)addr->addr_y,
+                       (unsigned int)addr->addr_cbcr,
+                       (unsigned int)addr->addr_cbcr,
+                       0, 0,
+                       HDMI_MODE_VIDEO,
+                       ctx->num_of_hwc_layer);
+        } else if ((src_img.format == HAL_PIXEL_FORMAT_YCbCr_420_SP) ||
+                    (src_img.format == HAL_PIXEL_FORMAT_YCrCb_420_SP) ||
+                    (src_img.format == HAL_PIXEL_FORMAT_YCbCr_420_P) ||
+                    (src_img.format == HAL_PIXEL_FORMAT_YV12)) {
+            hdmi->blit(hdmi,
+                       src_img.w,
+                       src_img.h,
+                       src_img.format,
+                       (unsigned int)ctx->fimc.params.src.buf_addr_phy_rgb_y,
+                       (unsigned int)ctx->fimc.params.src.buf_addr_phy_cb,
+                       (unsigned int)ctx->fimc.params.src.buf_addr_phy_cr,
+                       0, 0,
+                       HDMI_MODE_VIDEO,
+                       ctx->num_of_hwc_layer);
+        } else {
+            ALOGE("%s: Unsupported format = %d for hdmi", __func__, src_img.format);
+        }
+    }
+#endif
+
     return 0;
 }
 
@@ -606,6 +642,9 @@ static int hwc_device_open(const struct hw_module_t* module, const char* name,
     int status = 0;
     int err;
     struct hwc_win_info_t *win;
+#if defined(BOARD_USES_HDMI)
+    struct hw_module_t    *hdmi_module;
+#endif
 
     if(hw_get_module(GRALLOC_HARDWARE_MODULE_ID,
                 (const hw_module_t**)&gpsGrallocModule))
@@ -637,6 +676,20 @@ static int hwc_device_open(const struct hw_module_t* module, const char* name,
 
     *device = &dev->device.common;
 
+#if defined(BOARD_USES_HDMI)
+    dev->hdmi = NULL;
+    if(hw_get_module(HDMI_HARDWARE_MODULE_ID,
+                (const hw_module_t**)&hdmi_module)) {
+        ALOGE("%s:: HDMI device not present", __func__);
+    } else {
+        int ret = module->methods->open(hdmi_module, "hdmi-composer",
+                (hw_device_t **)&dev->hdmi);
+        if(ret < 0) {
+            ALOGE("%s:: Failed to open hdmi device : %s", __func__, strerror(ret));
+        }
+    }
+#endif
+
     /* initializing */
     memset(&(dev->fimc), 0, sizeof(s5p_fimc_t));
     dev->fimc.dev_fd = -1;

exynos3/s5pc110/libhwcomposer/SecHWCUtils.h

@@ -37,6 +37,9 @@
 #include <hardware/gralloc.h>
 #include <hardware/hardware.h>
 #include <hardware/hwcomposer.h>
+#if defined(BOARD_USES_HDMI)
+#include "hardware/hdmi.h"
+#endif
 
 #include "s5p_fimc.h"
 #include "sec_lcd.h"
@@ -121,6 +124,9 @@ struct hwc_context_t {
     unsigned int              num_of_fb_layer;
     unsigned int              num_of_hwc_layer;
     unsigned int              num_of_fb_layer_prev;
+#if defined(BOARD_USES_HDMI)
+    hdmi_device_t*            hdmi;
+#endif
 };
 
 int window_open(struct hwc_win_info_t *win, int id);