1# SPDX-License-Identifier: GPL-2.0-only 2config QCOM_ADM 3 tristate "Qualcomm ADM support" 4 depends on (ARCH_QCOM || COMPILE_TEST) && !PHYS_ADDR_T_64BIT 5 select DMA_ENGINE 6 select DMA_VIRTUAL_CHANNELS 7 help 8 Enable support for the Qualcomm Application Data Mover (ADM) DMA 9 controller, as present on MSM8x60, APQ8064, and IPQ8064 devices. 10 This controller provides DMA capabilities for both general purpose 11 and on-chip peripheral devices. 12 13config QCOM_BAM_DMA 14 tristate "QCOM BAM DMA support" 15 depends on ARCH_QCOM || (COMPILE_TEST && OF && ARM) 16 select DMA_ENGINE 17 select DMA_VIRTUAL_CHANNELS 18 help 19 Enable support for the QCOM BAM DMA controller. This controller 20 provides DMA capabilities for a variety of on-chip devices. 21 22config QCOM_HIDMA_MGMT 23 tristate "Qualcomm Technologies HIDMA Management support" 24 select DMA_ENGINE 25 help 26 Enable support for the Qualcomm Technologies HIDMA Management. 27 Each DMA device requires one management interface driver 28 for basic initialization before QCOM_HIDMA channel driver can 29 start managing the channels. In a virtualized environment, 30 the guest OS would run QCOM_HIDMA channel driver and the 31 host would run the QCOM_HIDMA_MGMT management driver. 32 33config QCOM_HIDMA 34 tristate "Qualcomm Technologies HIDMA Channel support" 35 select DMA_ENGINE 36 help 37 Enable support for the Qualcomm Technologies HIDMA controller. 38 The HIDMA controller supports optimized buffer copies 39 (user to kernel, kernel to kernel, etc.). It only supports 40 memcpy interface. The core is not intended for general 41 purpose slave DMA. 42