759 lines
16 KiB
C
759 lines
16 KiB
C
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/*
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* Copyright (C) 2013 Samsung Electronics Co.Ltd
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* Authors:
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* Inki Dae <inki.dae@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <time.h>
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#include <unistd.h>
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#include <sys/mman.h>
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#include <linux/stddef.h>
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#include <xf86drm.h>
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#include <xf86drmMode.h>
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#include <libkms.h>
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#include <drm_fourcc.h>
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#include "exynos_drm.h"
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#include "exynos_drmif.h"
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#include "exynos_fimg2d.h"
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#define DRM_MODULE_NAME "exynos"
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static unsigned int screen_width, screen_height;
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struct connector {
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uint32_t id;
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char mode_str[64];
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drmModeModeInfo *mode;
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drmModeEncoder *encoder;
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int crtc;
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};
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static void connector_find_mode(int fd, struct connector *c,
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drmModeRes *resources)
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{
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drmModeConnector *connector;
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int i, j;
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/* First, find the connector & mode */
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c->mode = NULL;
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for (i = 0; i < resources->count_connectors; i++) {
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connector = drmModeGetConnector(fd, resources->connectors[i]);
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if (!connector) {
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fprintf(stderr, "could not get connector %i: %s\n",
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resources->connectors[i], strerror(errno));
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drmModeFreeConnector(connector);
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continue;
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}
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if (!connector->count_modes) {
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drmModeFreeConnector(connector);
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continue;
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}
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if (connector->connector_id != c->id) {
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drmModeFreeConnector(connector);
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continue;
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}
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for (j = 0; j < connector->count_modes; j++) {
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c->mode = &connector->modes[j];
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if (!strcmp(c->mode->name, c->mode_str))
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break;
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}
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/* Found it, break out */
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if (c->mode)
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break;
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drmModeFreeConnector(connector);
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}
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if (!c->mode) {
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fprintf(stderr, "failed to find mode \"%s\"\n", c->mode_str);
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return;
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}
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/* Now get the encoder */
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for (i = 0; i < resources->count_encoders; i++) {
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c->encoder = drmModeGetEncoder(fd, resources->encoders[i]);
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if (!c->encoder) {
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fprintf(stderr, "could not get encoder %i: %s\n",
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resources->encoders[i], strerror(errno));
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drmModeFreeEncoder(c->encoder);
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continue;
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}
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if (c->encoder->encoder_id == connector->encoder_id)
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break;
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drmModeFreeEncoder(c->encoder);
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}
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if (c->crtc == -1)
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c->crtc = c->encoder->crtc_id;
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}
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static int drm_set_crtc(struct exynos_device *dev, struct connector *c,
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unsigned int fb_id)
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{
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int ret;
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ret = drmModeSetCrtc(dev->fd, c->crtc,
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fb_id, 0, 0, &c->id, 1, c->mode);
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if (ret)
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drmMsg("failed to set mode: %s\n", strerror(errno));
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return ret;
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}
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static struct exynos_bo *exynos_create_buffer(struct exynos_device *dev,
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unsigned long size,
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unsigned int flags)
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{
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struct exynos_bo *bo;
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bo = exynos_bo_create(dev, size, flags);
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if (!bo)
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return bo;
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if (!exynos_bo_map(bo)) {
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exynos_bo_destroy(bo);
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return NULL;
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}
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return bo;
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}
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/* Allocate buffer and fill it with checkerboard pattern, where the tiles *
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* have a random color. The caller has to free the buffer. */
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static void *create_checkerboard_pattern(unsigned int num_tiles_x,
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unsigned int num_tiles_y, unsigned int tile_size)
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{
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unsigned int *buf;
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unsigned int x, y, i, j;
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const unsigned int stride = num_tiles_x * tile_size;
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if (posix_memalign((void*)&buf, 64, num_tiles_y * tile_size * stride * 4) != 0)
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return NULL;
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for (x = 0; x < num_tiles_x; ++x) {
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for (y = 0; y < num_tiles_y; ++y) {
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const unsigned int color = 0xff000000 + (random() & 0xffffff);
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for (i = 0; i < tile_size; ++i) {
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for (j = 0; j < tile_size; ++j) {
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buf[x * tile_size + y * stride * tile_size + i + j * stride] = color;
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}
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}
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}
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}
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return buf;
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}
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static void exynos_destroy_buffer(struct exynos_bo *bo)
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{
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exynos_bo_destroy(bo);
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}
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static void wait_for_user_input(int last)
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{
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printf("press <ENTER> to %s\n", last ? "exit test application" :
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"skip to next test");
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getchar();
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}
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static int g2d_solid_fill_test(struct exynos_device *dev, struct exynos_bo *dst)
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{
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struct g2d_context *ctx;
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struct g2d_image img = {0};
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unsigned int count, img_w, img_h;
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int ret = 0;
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ctx = g2d_init(dev->fd);
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if (!ctx)
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return -EFAULT;
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img.bo[0] = dst->handle;
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printf("solid fill test.\n");
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srand(time(NULL));
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img_w = screen_width;
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img_h = screen_height;
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for (count = 0; count < 2; count++) {
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unsigned int x, y, w, h;
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x = rand() % (img_w / 2);
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y = rand() % (img_h / 2);
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w = rand() % (img_w - x);
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h = rand() % (img_h - y);
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img.width = img_w;
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img.height = img_h;
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img.stride = img.width * 4;
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img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
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img.color = 0xff000000 + (random() & 0xffffff);
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ret = g2d_solid_fill(ctx, &img, x, y, w, h);
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if (ret < 0)
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goto err_fini;
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ret = g2d_exec(ctx);
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if (ret < 0)
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break;
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}
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err_fini:
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g2d_fini(ctx);
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return ret;
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}
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static int g2d_copy_test(struct exynos_device *dev, struct exynos_bo *src,
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struct exynos_bo *dst,
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enum e_g2d_buf_type type)
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{
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struct g2d_context *ctx;
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struct g2d_image src_img = {0}, dst_img = {0};
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unsigned int src_x, src_y, dst_x, dst_y, img_w, img_h;
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unsigned long userptr, size;
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int ret;
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ctx = g2d_init(dev->fd);
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if (!ctx)
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return -EFAULT;
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dst_img.bo[0] = dst->handle;
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src_x = 0;
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src_y = 0;
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dst_x = 0;
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dst_y = 0;
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img_w = screen_width;
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img_h = screen_height;
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switch (type) {
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case G2D_IMGBUF_GEM:
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src_img.bo[0] = src->handle;
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break;
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case G2D_IMGBUF_USERPTR:
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size = img_w * img_h * 4;
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userptr = (unsigned long)malloc(size);
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if (!userptr) {
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fprintf(stderr, "failed to allocate userptr.\n");
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return -EFAULT;
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}
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src_img.user_ptr[0].userptr = userptr;
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src_img.user_ptr[0].size = size;
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break;
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case G2D_IMGBUF_COLOR:
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default:
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ret = -EFAULT;
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goto fail;
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}
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printf("copy test with %s.\n",
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type == G2D_IMGBUF_GEM ? "gem" : "userptr");
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src_img.width = img_w;
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src_img.height = img_h;
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src_img.stride = src_img.width * 4;
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src_img.buf_type = type;
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src_img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
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src_img.color = 0xffff0000;
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ret = g2d_solid_fill(ctx, &src_img, src_x, src_y, img_w, img_h);
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if (ret < 0)
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goto err_free_userptr;
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dst_img.width = img_w;
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dst_img.height = img_h;
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dst_img.stride = dst_img.width * 4;
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dst_img.buf_type = G2D_IMGBUF_GEM;
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dst_img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
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ret = g2d_copy(ctx, &src_img, &dst_img, src_x, src_y, dst_x, dst_y,
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img_w - 4, img_h - 4);
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if (ret < 0)
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goto err_free_userptr;
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g2d_exec(ctx);
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err_free_userptr:
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if (type == G2D_IMGBUF_USERPTR)
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if (userptr)
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free((void *)userptr);
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fail:
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g2d_fini(ctx);
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return ret;
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}
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static int g2d_copy_with_scale_test(struct exynos_device *dev,
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struct exynos_bo *src,
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struct exynos_bo *dst,
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enum e_g2d_buf_type type)
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{
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struct g2d_context *ctx;
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struct g2d_image src_img = {0}, dst_img = {0};
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unsigned int src_x, src_y, img_w, img_h;
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unsigned long userptr, size;
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int ret;
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ctx = g2d_init(dev->fd);
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if (!ctx)
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return -EFAULT;
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dst_img.bo[0] = dst->handle;
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src_x = 0;
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src_y = 0;
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img_w = screen_width;
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img_h = screen_height;
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switch (type) {
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case G2D_IMGBUF_GEM:
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src_img.bo[0] = src->handle;
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break;
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case G2D_IMGBUF_USERPTR:
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size = img_w * img_h * 4;
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userptr = (unsigned long)malloc(size);
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if (!userptr) {
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fprintf(stderr, "failed to allocate userptr.\n");
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return -EFAULT;
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}
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src_img.user_ptr[0].userptr = userptr;
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src_img.user_ptr[0].size = size;
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break;
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case G2D_IMGBUF_COLOR:
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default:
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ret = -EFAULT;
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goto fail;
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}
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printf("copy and scale test with %s.\n",
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type == G2D_IMGBUF_GEM ? "gem" : "userptr");
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src_img.width = img_w;
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src_img.height = img_h;
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src_img.stride = src_img.width * 4;
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src_img.buf_type = type;
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src_img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
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src_img.color = 0xffffffff;
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ret = g2d_solid_fill(ctx, &src_img, src_x, src_y, img_w , img_h);
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if (ret < 0)
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goto err_free_userptr;
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src_img.color = 0xff00ff00;
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ret = g2d_solid_fill(ctx, &src_img, 5, 5, 100, 100);
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if (ret < 0)
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goto err_free_userptr;
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dst_img.width = img_w;
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dst_img.height = img_h;
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dst_img.buf_type = G2D_IMGBUF_GEM;
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dst_img.stride = dst_img.width * 4;
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dst_img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
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ret = g2d_copy_with_scale(ctx, &src_img, &dst_img, 5, 5, 100, 100,
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100, 100, 200, 200, 0);
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if (ret < 0)
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goto err_free_userptr;
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g2d_exec(ctx);
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err_free_userptr:
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if (type == G2D_IMGBUF_USERPTR)
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if (userptr)
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free((void *)userptr);
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fail:
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g2d_fini(ctx);
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return 0;
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}
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static int g2d_blend_test(struct exynos_device *dev,
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struct exynos_bo *src,
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struct exynos_bo *dst,
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enum e_g2d_buf_type type)
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{
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struct g2d_context *ctx;
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struct g2d_image src_img = {0}, dst_img = {0};
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unsigned int src_x, src_y, dst_x, dst_y, img_w, img_h;
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unsigned long userptr, size;
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int ret;
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ctx = g2d_init(dev->fd);
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if (!ctx)
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return -EFAULT;
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dst_img.bo[0] = dst->handle;
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src_x = 0;
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src_y = 0;
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dst_x = 0;
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dst_y = 0;
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img_w = screen_width;
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img_h = screen_height;
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switch (type) {
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case G2D_IMGBUF_GEM:
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src_img.bo[0] = src->handle;
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break;
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case G2D_IMGBUF_USERPTR:
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size = img_w * img_h * 4;
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userptr = (unsigned long)malloc(size);
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if (!userptr) {
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fprintf(stderr, "failed to allocate userptr.\n");
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return -EFAULT;
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}
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src_img.user_ptr[0].userptr = userptr;
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src_img.user_ptr[0].size = size;
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break;
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case G2D_IMGBUF_COLOR:
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default:
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ret = -EFAULT;
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goto fail;
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}
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printf("blend test with %s.\n",
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||
|
type == G2D_IMGBUF_GEM ? "gem" : "userptr");
|
||
|
|
||
|
src_img.width = img_w;
|
||
|
src_img.height = img_h;
|
||
|
src_img.stride = src_img.width * 4;
|
||
|
src_img.buf_type = type;
|
||
|
src_img.select_mode = G2D_SELECT_MODE_NORMAL;
|
||
|
src_img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
|
||
|
src_img.color = 0xffffffff;
|
||
|
ret = g2d_solid_fill(ctx, &src_img, src_x, src_y, img_w, img_h);
|
||
|
if (ret < 0)
|
||
|
goto err_free_userptr;
|
||
|
|
||
|
src_img.color = 0x770000ff;
|
||
|
ret = g2d_solid_fill(ctx, &src_img, 5, 5, 200, 200);
|
||
|
if (ret < 0)
|
||
|
goto err_free_userptr;
|
||
|
|
||
|
dst_img.width = img_w;
|
||
|
dst_img.height = img_h;
|
||
|
dst_img.stride = dst_img.width * 4;
|
||
|
dst_img.buf_type = G2D_IMGBUF_GEM;
|
||
|
dst_img.select_mode = G2D_SELECT_MODE_NORMAL;
|
||
|
dst_img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
|
||
|
dst_img.color = 0xffffffff;
|
||
|
ret = g2d_solid_fill(ctx, &dst_img, dst_x, dst_y, img_w, img_h);
|
||
|
if (ret < 0)
|
||
|
goto err_free_userptr;
|
||
|
|
||
|
dst_img.color = 0x77ff0000;
|
||
|
ret = g2d_solid_fill(ctx, &dst_img, 105, 105, 200, 200);
|
||
|
if (ret < 0)
|
||
|
goto err_free_userptr;
|
||
|
|
||
|
ret = g2d_blend(ctx, &src_img, &dst_img, 5, 5, 105, 105, 200, 200,
|
||
|
G2D_OP_OVER);
|
||
|
if (ret < 0)
|
||
|
goto err_free_userptr;
|
||
|
|
||
|
g2d_exec(ctx);
|
||
|
|
||
|
err_free_userptr:
|
||
|
if (type == G2D_IMGBUF_USERPTR)
|
||
|
if (userptr)
|
||
|
free((void *)userptr);
|
||
|
|
||
|
fail:
|
||
|
g2d_fini(ctx);
|
||
|
|
||
|
return 0;
|
||
|
}
|
||
|
|
||
|
static int g2d_checkerboard_test(struct exynos_device *dev,
|
||
|
struct exynos_bo *src,
|
||
|
struct exynos_bo *dst,
|
||
|
enum e_g2d_buf_type type)
|
||
|
{
|
||
|
struct g2d_context *ctx;
|
||
|
struct g2d_image src_img = {0}, dst_img = {0};
|
||
|
unsigned int src_x, src_y, dst_x, dst_y, img_w, img_h;
|
||
|
void *checkerboard = NULL;
|
||
|
int ret;
|
||
|
|
||
|
ctx = g2d_init(dev->fd);
|
||
|
if (!ctx)
|
||
|
return -EFAULT;
|
||
|
|
||
|
dst_img.bo[0] = dst->handle;
|
||
|
|
||
|
src_x = 0;
|
||
|
src_y = 0;
|
||
|
dst_x = 0;
|
||
|
dst_y = 0;
|
||
|
|
||
|
checkerboard = create_checkerboard_pattern(screen_width / 32, screen_height / 32, 32);
|
||
|
if (checkerboard == NULL) {
|
||
|
ret = -1;
|
||
|
goto fail;
|
||
|
}
|
||
|
|
||
|
img_w = screen_width - (screen_width % 32);
|
||
|
img_h = screen_height - (screen_height % 32);
|
||
|
|
||
|
switch (type) {
|
||
|
case G2D_IMGBUF_GEM:
|
||
|
memcpy(src->vaddr, checkerboard, img_w * img_h * 4);
|
||
|
src_img.bo[0] = src->handle;
|
||
|
break;
|
||
|
case G2D_IMGBUF_USERPTR:
|
||
|
src_img.user_ptr[0].userptr = (unsigned long)checkerboard;
|
||
|
src_img.user_ptr[0].size = img_w * img_h * 4;
|
||
|
break;
|
||
|
case G2D_IMGBUF_COLOR:
|
||
|
default:
|
||
|
ret = -EFAULT;
|
||
|
goto fail;
|
||
|
}
|
||
|
|
||
|
printf("checkerboard test with %s.\n",
|
||
|
type == G2D_IMGBUF_GEM ? "gem" : "userptr");
|
||
|
|
||
|
src_img.width = img_w;
|
||
|
src_img.height = img_h;
|
||
|
src_img.stride = src_img.width * 4;
|
||
|
src_img.buf_type = type;
|
||
|
src_img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
|
||
|
|
||
|
dst_img.width = screen_width;
|
||
|
dst_img.height = screen_height;
|
||
|
dst_img.stride = dst_img.width * 4;
|
||
|
dst_img.buf_type = G2D_IMGBUF_GEM;
|
||
|
dst_img.color_mode = G2D_COLOR_FMT_ARGB8888 | G2D_ORDER_AXRGB;
|
||
|
src_img.color = 0xff000000;
|
||
|
ret = g2d_solid_fill(ctx, &dst_img, src_x, src_y, screen_width, screen_height);
|
||
|
if (ret < 0)
|
||
|
goto fail;
|
||
|
|
||
|
ret = g2d_copy(ctx, &src_img, &dst_img, src_x, src_y, dst_x, dst_y,
|
||
|
img_w, img_h);
|
||
|
if (ret < 0)
|
||
|
goto fail;
|
||
|
|
||
|
g2d_exec(ctx);
|
||
|
|
||
|
fail:
|
||
|
free(checkerboard);
|
||
|
g2d_fini(ctx);
|
||
|
|
||
|
return ret;
|
||
|
}
|
||
|
|
||
|
static void usage(char *name)
|
||
|
{
|
||
|
fprintf(stderr, "usage: %s [-s]\n", name);
|
||
|
fprintf(stderr, "-s <connector_id>@<crtc_id>:<mode>\n");
|
||
|
exit(0);
|
||
|
}
|
||
|
|
||
|
extern char *optarg;
|
||
|
static const char optstr[] = "s:";
|
||
|
|
||
|
int main(int argc, char **argv)
|
||
|
{
|
||
|
struct exynos_device *dev;
|
||
|
struct exynos_bo *bo, *src;
|
||
|
struct connector con;
|
||
|
unsigned int fb_id;
|
||
|
uint32_t handles[4] = {0}, pitches[4] = {0}, offsets[4] = {0};
|
||
|
drmModeRes *resources;
|
||
|
int ret, fd, c;
|
||
|
|
||
|
memset(&con, 0, sizeof(struct connector));
|
||
|
|
||
|
if (argc != 3) {
|
||
|
usage(argv[0]);
|
||
|
return -EINVAL;
|
||
|
}
|
||
|
|
||
|
while ((c = getopt(argc, argv, optstr)) != -1) {
|
||
|
switch (c) {
|
||
|
case 's':
|
||
|
con.crtc = -1;
|
||
|
if (sscanf(optarg, "%d:0x%64s",
|
||
|
&con.id,
|
||
|
con.mode_str) != 2 &&
|
||
|
sscanf(optarg, "%d@%d:%64s",
|
||
|
&con.id,
|
||
|
&con.crtc,
|
||
|
con.mode_str) != 3)
|
||
|
usage(argv[0]);
|
||
|
break;
|
||
|
default:
|
||
|
usage(argv[0]);
|
||
|
break;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
fd = drmOpen(DRM_MODULE_NAME, NULL);
|
||
|
if (fd < 0) {
|
||
|
fprintf(stderr, "failed to open.\n");
|
||
|
return fd;
|
||
|
}
|
||
|
|
||
|
dev = exynos_device_create(fd);
|
||
|
if (!dev) {
|
||
|
drmClose(dev->fd);
|
||
|
return -EFAULT;
|
||
|
}
|
||
|
|
||
|
resources = drmModeGetResources(dev->fd);
|
||
|
if (!resources) {
|
||
|
fprintf(stderr, "drmModeGetResources failed: %s\n",
|
||
|
strerror(errno));
|
||
|
ret = -EFAULT;
|
||
|
goto err_drm_close;
|
||
|
}
|
||
|
|
||
|
connector_find_mode(dev->fd, &con, resources);
|
||
|
drmModeFreeResources(resources);
|
||
|
|
||
|
if (!con.mode) {
|
||
|
fprintf(stderr, "failed to find usable connector\n");
|
||
|
ret = -EFAULT;
|
||
|
goto err_drm_close;
|
||
|
}
|
||
|
|
||
|
screen_width = con.mode->hdisplay;
|
||
|
screen_height = con.mode->vdisplay;
|
||
|
|
||
|
if (screen_width == 0 || screen_height == 0) {
|
||
|
fprintf(stderr, "failed to find sane resolution on connector\n");
|
||
|
ret = -EFAULT;
|
||
|
goto err_drm_close;
|
||
|
}
|
||
|
|
||
|
printf("screen width = %d, screen height = %d\n", screen_width,
|
||
|
screen_height);
|
||
|
|
||
|
bo = exynos_create_buffer(dev, screen_width * screen_height * 4, 0);
|
||
|
if (!bo) {
|
||
|
ret = -EFAULT;
|
||
|
goto err_drm_close;
|
||
|
}
|
||
|
|
||
|
handles[0] = bo->handle;
|
||
|
pitches[0] = screen_width * 4;
|
||
|
offsets[0] = 0;
|
||
|
|
||
|
ret = drmModeAddFB2(dev->fd, screen_width, screen_height,
|
||
|
DRM_FORMAT_RGBA8888, handles,
|
||
|
pitches, offsets, &fb_id, 0);
|
||
|
if (ret < 0)
|
||
|
goto err_destroy_buffer;
|
||
|
|
||
|
memset(bo->vaddr, 0xff, screen_width * screen_height * 4);
|
||
|
|
||
|
ret = drm_set_crtc(dev, &con, fb_id);
|
||
|
if (ret < 0)
|
||
|
goto err_rm_fb;
|
||
|
|
||
|
ret = g2d_solid_fill_test(dev, bo);
|
||
|
if (ret < 0) {
|
||
|
fprintf(stderr, "failed to solid fill operation.\n");
|
||
|
goto err_rm_fb;
|
||
|
}
|
||
|
|
||
|
wait_for_user_input(0);
|
||
|
|
||
|
src = exynos_create_buffer(dev, screen_width * screen_height * 4, 0);
|
||
|
if (!src) {
|
||
|
ret = -EFAULT;
|
||
|
goto err_rm_fb;
|
||
|
}
|
||
|
|
||
|
ret = g2d_copy_test(dev, src, bo, G2D_IMGBUF_GEM);
|
||
|
if (ret < 0) {
|
||
|
fprintf(stderr, "failed to test copy operation.\n");
|
||
|
goto err_free_src;
|
||
|
}
|
||
|
|
||
|
wait_for_user_input(0);
|
||
|
|
||
|
ret = g2d_copy_with_scale_test(dev, src, bo, G2D_IMGBUF_GEM);
|
||
|
if (ret < 0) {
|
||
|
fprintf(stderr, "failed to test copy and scale operation.\n");
|
||
|
goto err_free_src;
|
||
|
}
|
||
|
|
||
|
wait_for_user_input(0);
|
||
|
|
||
|
ret = g2d_checkerboard_test(dev, src, bo, G2D_IMGBUF_GEM);
|
||
|
if (ret < 0) {
|
||
|
fprintf(stderr, "failed to issue checkerboard test.\n");
|
||
|
goto err_free_src;
|
||
|
}
|
||
|
|
||
|
wait_for_user_input(1);
|
||
|
|
||
|
/*
|
||
|
* The blend test uses the userptr functionality of exynos-drm, which
|
||
|
* is currently not safe to use. If the kernel hasn't been build with
|
||
|
* exynos-iommu support, then the blend test is going to produce (kernel)
|
||
|
* memory corruption, eventually leading to a system crash.
|
||
|
*
|
||
|
* Disable the test for now, until the kernel code has been sanitized.
|
||
|
*/
|
||
|
#if 0
|
||
|
ret = g2d_blend_test(dev, src, bo, G2D_IMGBUF_USERPTR);
|
||
|
if (ret < 0)
|
||
|
fprintf(stderr, "failed to test blend operation.\n");
|
||
|
|
||
|
getchar();
|
||
|
#endif
|
||
|
|
||
|
err_free_src:
|
||
|
if (src)
|
||
|
exynos_destroy_buffer(src);
|
||
|
|
||
|
err_rm_fb:
|
||
|
drmModeRmFB(dev->fd, fb_id);
|
||
|
|
||
|
err_destroy_buffer:
|
||
|
exynos_destroy_buffer(bo);
|
||
|
|
||
|
err_drm_close:
|
||
|
drmClose(dev->fd);
|
||
|
exynos_device_destroy(dev);
|
||
|
|
||
|
return 0;
|
||
|
}
|