v1.0.3

packages/artinchip/lvgl-ui/lv_driver/lv_fbdev.c

@@ -0,0 +1,172 @@
+/*
+ * Copyright (c) 2022-2023, ArtInChip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ */
+#include <stddef.h>
+#include "mpp_mem.h"
+#include "mpp_ge.h"
+#include "mpp_decoder.h"
+#include "mpp_list.h"
+#include "mpp_fb.h"
+#include "aic_dec.h"
+#include "lv_fbdev.h"
+#include "lv_port_disp.h"
+
+static int g_buf_num = 1;
+char *g_frame_buf[MAX_FRAME_NUM] = { NULL };
+char *g_draw_buf[2] = { NULL };
+
+static struct aicfb_screeninfo g_info;
+
+#ifdef USE_DRAW_BUF
+#define DRAW_BUF_STRIDE    ((DRAW_BUF_WIDTH * (LV_COLOR_DEPTH / 8) + 7) & (~7))
+#define DRAW_BUF_SWAP_STRIDE    ((DRAW_BUF_HEIGHT * (LV_COLOR_DEPTH / 8) + 7) & (~7))
+#define DRAW_BUF_SIZE      (DRAW_BUF_STRIDE * DRAW_BUF_HEIGHT)
+
+#define ALIGN_1024B(x) ((x+1023) & (~1023))
+
+static struct framebuf_info buf_info[2] = { 0 };
+
+static int draw_buf_alloc(int id)
+{
+    buf_info[id].addr = (unsigned long)aicos_malloc(MEM_CMA, DRAW_BUF_SIZE + 1023);
+    if (!buf_info[id].addr) {
+        // goto out;
+    } else {
+        buf_info[id].align_addr = ALIGN_1024B(buf_info[id].addr);
+        buf_info[id].size = DRAW_BUF_SIZE;
+        g_draw_buf[id] = (char *)((unsigned long)buf_info[id].align_addr);
+        aicos_dcache_clean_invalid_range((ulong *)((ulong)buf_info[id].align_addr),
+                                        ALIGN_UP(DRAW_BUF_SIZE, CACHE_LINE_SIZE));
+    }
+    return 0;
+}
+
+static int draw_buf_free(int id)
+{
+    if (g_draw_buf[id] != 0) {
+        aicos_free(MEM_CMA, (void*)(unsigned long)buf_info[id].align_addr);
+        buf_info[id].align_addr = 0;
+        g_draw_buf[id] = 0;
+    }
+    return 0;
+}
+
+#endif
+
+void fbdev_get_info(void)
+{
+    struct mpp_fb *g_fb = mpp_fb_open();
+    if (g_fb) {
+        mpp_fb_ioctl(g_fb, AICFB_GET_SCREENINFO, &g_info);
+        g_frame_buf[0] = (char *)g_info.framebuffer;
+#ifdef AIC_PAN_DISPLAY
+        int fb_size = g_info.height * g_info.stride;
+        g_frame_buf[1] = (char *)g_info.framebuffer + fb_size;
+#endif
+        mpp_fb_close(g_fb);
+    }
+    return;
+}
+int fbdev_open(void)
+{
+    // only use one draw buffer right now
+    fbdev_get_info();
+    g_buf_num = 1;
+#ifdef USE_DRAW_BUF
+    int i;
+    for (i = 0; i < g_buf_num; i++)
+        draw_buf_alloc(i);
+#endif
+    return 0;
+}
+
+int fbdev_get_size(int *width, int *height)
+{
+    *width = g_info.width;
+    *height = g_info.height;
+    return 0;
+}
+
+enum mpp_pixel_format fbdev_get_fmt(void)
+{
+    if (g_info.bits_per_pixel == 32)
+        return MPP_FMT_ARGB_8888;
+    else if (g_info.bits_per_pixel == 24)
+        return MPP_FMT_RGB_888;
+    else if (g_info.bits_per_pixel == 16)
+        return MPP_FMT_RGB_565;
+
+    return MPP_FMT_ARGB_8888;
+}
+
+int fbdev_get_bpp(void)
+{
+    return g_info.bits_per_pixel;
+}
+
+int fbdev_get_pitch(void)
+{
+    return g_info.stride;
+}
+
+int draw_buf_size(int *width, int *height)
+{
+#ifdef USE_DRAW_BUF
+    *width = DRAW_BUF_WIDTH;
+    *height = DRAW_BUF_HEIGHT;
+#else
+    *width = g_info.width;
+    *height = g_info.height;
+#endif
+    return 0;
+}
+
+enum mpp_pixel_format draw_buf_fmt(void)
+{
+    if (g_info.bits_per_pixel == 32)
+        return MPP_FMT_ARGB_8888;
+    else if (g_info.bits_per_pixel == 24)
+        return MPP_FMT_RGB_888;
+    else if (g_info.bits_per_pixel == 16)
+        return MPP_FMT_RGB_565;
+
+    return MPP_FMT_ARGB_8888;
+}
+
+int draw_buf_bpp(void)
+{
+    return g_info.bits_per_pixel;
+}
+
+int draw_buf_pitch(void)
+{
+#ifdef USE_DRAW_BUF
+    if(disp_is_swap())
+        return DRAW_BUF_SWAP_STRIDE;
+    else
+        return DRAW_BUF_STRIDE;
+#else
+    return g_info.stride;
+#endif
+}
+
+int draw_buf_len(void)
+{
+#ifdef USE_DRAW_BUF
+    return DRAW_BUF_SIZE;
+#else
+    return g_info.smem_len;
+#endif
+}
+
+void fbdev_close(void)
+{
+#ifdef USE_DRAW_BUF
+    int i;
+    for (i = 0; i < g_buf_num; i++)
+        draw_buf_free(i);
+#endif
+}