C++ (Cpp) s5p_mfc_mem_clean_priv Examples

Example #1

File: s5p_mfc_ctrl.c Project: Svard73/SM-T700-T705-Kernel

/* Load firmware to MFC */
int s5p_mfc_load_firmware(struct s5p_mfc_dev *dev)
{
	struct firmware *fw_blob;
	unsigned int firmware_size;
	int err;

	if (!dev) {
		mfc_err("no mfc device to run\n");
		return -EINVAL;
	}

	firmware_size = dev->variant->buf_size->firmware_code;

	/* Firmare has to be present as a separate file or compiled
	 * into kernel. */
	mfc_debug_enter();
	mfc_info("Requesting fw\n");
	err = request_firmware((const struct firmware **)&fw_blob,
					MFC_FW_NAME, dev->v4l2_dev.dev);

	if (err != 0) {
		mfc_err("Firmware is not present in the /lib/firmware directory nor compiled in kernel.\n");
		return -EINVAL;
	}

	mfc_debug(2, "Ret of request_firmware: %d Size: %d\n", err, fw_blob->size);

	if (fw_blob->size > firmware_size) {
		mfc_err("MFC firmware is too big to be loaded.\n");
		release_firmware(fw_blob);
		return -ENOMEM;
	}
	if (s5p_mfc_bitproc_buf == 0 || s5p_mfc_bitproc_phys == 0) {
		mfc_err("MFC firmware is not allocated or was not mapped correctly.\n");
		release_firmware(fw_blob);
		return -EINVAL;
	}
	memcpy(s5p_mfc_bitproc_virt, fw_blob->data, fw_blob->size);
	/*
	s5p_mfc_bitproc_dma = dma_map_single(dev->v4l2_dev.dev,
					     s5p_mfc_bitproc_virt,
					     FIRMWARE_CODE_SIZE,
					     DMA_TO_DEVICE);
	*/
	s5p_mfc_mem_clean_priv(s5p_mfc_bitproc_buf, s5p_mfc_bitproc_virt, 0,
			fw_blob->size);

	dev->fw.dva = s5p_mfc_bitproc_phys;
	dev->fw.kva = s5p_mfc_bitproc_virt;
	dev->fw.ctx = s5p_mfc_bitproc_buf;
	dev->fw.size = fw_blob->size;

	release_firmware(fw_blob);
	mfc_debug_leave();
	return 0;
}

Example #2

File: s5p_mfc_ctrl.c Project: MikeForeskin/Vindicator-S6-MM

/* Load firmware to MFC */
int s5p_mfc_load_firmware(struct s5p_mfc_dev *dev)
{
	struct firmware *fw_blob;
	size_t firmware_size;
	int err;

	if (!dev) {
		mfc_err("no mfc device to run\n");
		return -EINVAL;
	}

	firmware_size = dev->variant->buf_size->firmware_code;

	/* Firmare has to be present as a separate file or compiled
	 * into kernel. */
	mfc_debug_enter();
	mfc_debug(2, "Requesting fw\n");
	err = request_firmware((const struct firmware **)&fw_blob,
					MFC_FW_NAME, dev->v4l2_dev.dev);

	if (err != 0) {
		mfc_err_dev("Firmware is not present in the /lib/firmware directory nor compiled in kernel.\n");
		return -EINVAL;
	}

	mfc_debug(2, "Ret of request_firmware: %d Size: %zu\n", err, fw_blob->size);

	if (fw_blob->size > firmware_size) {
		mfc_err_dev("MFC firmware is too big to be loaded.\n");
		release_firmware(fw_blob);
		return -ENOMEM;
	}

	if (dev->fw_info.alloc == 0 || dev->fw_info.ofs == 0) {
		mfc_err_dev("MFC firmware is not allocated or was not mapped correctly.\n");
		release_firmware(fw_blob);
		return -EINVAL;
	}
	dev->fw_size = fw_blob->size;
	memcpy(dev->fw_info.virt, fw_blob->data, fw_blob->size);
	s5p_mfc_mem_clean_priv(dev->fw_info.alloc, dev->fw_info.virt, 0,
			fw_blob->size);
	release_firmware(fw_blob);
	mfc_debug_leave();
	return 0;
}