1 # SPDX-License-Identifier: GPL-2.0-only
3 tristate "QCOM BAM DMA support"
4 depends on ARCH_QCOM || (COMPILE_TEST && OF && ARM)
6 select DMA_VIRTUAL_CHANNELS
8 Enable support for the QCOM BAM DMA controller. This controller
9 provides DMA capabilities for a variety of on-chip devices.
11 config QCOM_HIDMA_MGMT
12 tristate "Qualcomm Technologies HIDMA Management support"
16 Enable support for the Qualcomm Technologies HIDMA Management.
17 Each DMA device requires one management interface driver
18 for basic initialization before QCOM_HIDMA channel driver can
19 start managing the channels. In a virtualized environment,
20 the guest OS would run QCOM_HIDMA channel driver and the
21 host would run the QCOM_HIDMA_MGMT management driver.
24 tristate "Qualcomm Technologies HIDMA Channel support"
27 Enable support for the Qualcomm Technologies HIDMA controller.
28 The HIDMA controller supports optimized buffer copies
29 (user to kernel, kernel to kernel, etc.). It only supports
30 memcpy interface. The core is not intended for general