Exemplos de pil_mss_reset em C++ (Cpp)

Exemplo n.º 1

Arquivo: pil-msa.c Projeto: faizauthar12/android_kernel_samsung_fortunave3g

int pil_mss_reset_load_mba(struct pil_desc *pil)
{
	struct q6v5_data *drv = container_of(pil, struct q6v5_data, desc);
	struct modem_data *md = dev_get_drvdata(pil->dev);
	const struct firmware *fw;
	char fw_name_legacy[10] = "mba.b00";
	char fw_name[10] = "mba.mbn";
	char *fw_name_p;
	void *mba_virt;
	dma_addr_t mba_phys;
	int ret, count;
	const u8 *data;

	fw_name_p = drv->non_elf_image ? fw_name_legacy : fw_name;
	/* Load and authenticate mba image */
	ret = request_firmware(&fw, fw_name_p, pil->dev);
	if (ret) {
		dev_err(pil->dev, "Failed to locate %s\n",
						fw_name_p);
		return ret;
	}

	drv->mba_size = SZ_1M;
	md->mba_mem_dev.coherent_dma_mask =
		DMA_BIT_MASK(sizeof(dma_addr_t) * 8);
	mba_virt = dma_alloc_coherent(&md->mba_mem_dev, drv->mba_size,
					&mba_phys, GFP_KERNEL);
	if (!mba_virt) {
		dev_err(pil->dev, "MBA metadata buffer allocation failed\n");
		ret = -ENOMEM;
#ifdef CONFIG_TRACE_MODEM_MEM_FAIL
		/*Need ramdump on exact alloc failure case for MODEM_MBA_AUTH 1M*/
                BUG_ON(1);
#endif
		goto err_dma_alloc;
	}

	drv->mba_phys = mba_phys;
	drv->mba_virt = mba_virt;

	/* Load the MBA image into memory */
	count = fw->size;
	data = fw ? fw->data : NULL;
	memcpy(mba_virt, data, count);
	wmb();

	ret = pil_mss_reset(pil);
	if (ret) {
		dev_err(pil->dev, "MBA boot failed.\n");
		goto err_mss_reset;
	}

	release_firmware(fw);

	return 0;

err_mss_reset:
	dma_free_coherent(&md->mba_mem_dev, drv->mba_size, drv->mba_virt,
				drv->mba_phys);
err_dma_alloc:
	release_firmware(fw);
	return ret;
}

Exemplo n.º 2

Arquivo: pil-msa.c Projeto: dianlujitao/NX510J_5.1_kernel

int pil_mss_reset_load_mba(struct pil_desc *pil)
{
	struct q6v5_data *drv = container_of(pil, struct q6v5_data, desc);
	struct modem_data *md = dev_get_drvdata(pil->dev);
	const struct firmware *fw;
	char fw_name_legacy[10] = "mba.b00";
	char fw_name[10] = "mba.mbn";
	char *fw_name_p;
	void *mba_virt;
	dma_addr_t mba_phys, mba_phys_end;
	int ret, count;
	const u8 *data;

	fw_name_p = drv->non_elf_image ? fw_name_legacy : fw_name;
	/* Load and authenticate mba image */
	ret = request_firmware(&fw, fw_name_p, pil->dev);
	if (ret) {
		dev_err(pil->dev, "Failed to locate %s\n",
						fw_name_p);
		return ret;
	}

	drv->mba_size = SZ_1M;
	md->mba_mem_dev.coherent_dma_mask =
		DMA_BIT_MASK(sizeof(dma_addr_t) * 8);
	init_dma_attrs(&md->attrs_dma);
	dma_set_attr(DMA_ATTR_STRONGLY_ORDERED, &md->attrs_dma);
	mba_virt = dma_alloc_attrs(&md->mba_mem_dev, drv->mba_size,
			&mba_phys, GFP_KERNEL, &md->attrs_dma);
	if (!mba_virt) {
		dev_err(pil->dev, "MBA metadata buffer allocation failed\n");
		ret = -ENOMEM;
		goto err_dma_alloc;
	}

	drv->mba_phys = mba_phys;
	drv->mba_virt = mba_virt;
	mba_phys_end = mba_phys + drv->mba_size;

	dev_info(pil->dev, "MBA: loading from %pa to %pa\n", &mba_phys,
								&mba_phys_end);
	/* Load the MBA image into memory */
	data = fw ? fw->data : NULL;
	if (!data) {
		dev_err(pil->dev, "MBA data is NULL\n");
		ret = -ENOMEM;
		goto err_mss_reset;
	}
	count = fw->size;
	memcpy(mba_virt, data, count);
	wmb();

	ret = pil_mss_reset(pil);
	if (ret) {
		dev_err(pil->dev, "MBA boot failed.\n");
		goto err_mss_reset;
	}

	release_firmware(fw);

	return 0;

err_mss_reset:
	dma_free_attrs(&md->mba_mem_dev, drv->mba_size, drv->mba_virt,
				drv->mba_phys, &md->attrs_dma);
	drv->mba_virt = NULL;
err_dma_alloc:
	release_firmware(fw);
	return ret;
}