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DESCRIPTION = 'Library for allocating and managing physically contiguous memory \
("DMA memory" or "DMA buffers") on i.MX devices.'
HOMEPAGE = "https://github.com/Freescale/libimxdmabuffer"
LICENSE = "LGPL-2.1-only"
LIC_FILES_CHKSUM = "file://LICENSE;md5=38fa42a5a6425b26d2919b17b1527324"
SECTION = "base"
PV .= "+git${SRCPV}"
SRCBRANCH ?= "master"
SRCREV = "5e15481b71468e689f7529d7609dc31790275504"
SRC_URI = "git://github.com/Freescale/libimxdmabuffer.git;branch=${SRCBRANCH};protocol=https \
file://run-ptest \
"
S = "${WORKDIR}/git"
inherit pkgconfig waf use-imx-headers ptest
# Device node path to the DMA-BUF heap to use in the dma-heap allocator.
# This must be one that allocates physically contiguous memory, otherwise
# it cannot allocate usable DMA buffers.
DMA_HEAP_DEVICE_NODE_PATH = "/dev/dma_heap/linux,cma"
EXTRA_OECONF = "--imx-linux-headers-path=${STAGING_INCDIR_IMX} \
--dma-heap-device-node-path=${DMA_HEAP_DEVICE_NODE_PATH} \
--libdir=${libdir} \
${PACKAGECONFIG_CONFARGS}"
# If imxdpu is in use, the DPU is also used for implementing
# libg2d. However, that implementation's g2d_alloc() function
# is broken, so we cannot use it.
LIBG2D_PACKAGECONFIG = "g2d"
LIBG2D_PACKAGECONFIG:imxdpu = ""
PACKAGECONFIG ?= " "
PACKAGECONFIG:append:imxgpu2d = " ${LIBG2D_PACKAGECONFIG}"
PACKAGECONFIG:append:imxipu = " ipu"
PACKAGECONFIG:append:imxpxp = " pxp"
# All i.MX8 machines can use the dma-heap allocator. i.MX8m ones
# can also use the DWL allocator, though dma-heap is preferred.
# Vendor kernels that are older than kernel 5.6 cannot use
# dma-heap, however, and should use ion instead, since the
# former is not available pre-5.6.
PACKAGECONFIG:append:mx8-nxp-bsp = " dma-heap"
PACKAGECONFIG:append:mx8m-nxp-bsp = " dwl"
HANTRO_CONF = "--hantro-headers-path=${STAGING_INCDIR}/hantro_dec --hantro-decoder-version=G2"
PACKAGECONFIG[dwl] = "--with-dwl-allocator=yes ${HANTRO_CONF},--with-dwl-allocator=no,imx-vpu-hantro"
PACKAGECONFIG[ion] = "--with-ion-allocator=yes, --with-ion-allocator=no,"
PACKAGECONFIG[ipu] = "--with-ipu-allocator=yes, --with-ipu-allocator=no,"
PACKAGECONFIG[g2d] = "--with-g2d-allocator=yes, --with-g2d-allocator=no,virtual/libg2d"
PACKAGECONFIG[pxp] = "--with-pxp-allocator=yes, --with-pxp-allocator=no,"
PACKAGECONFIG[dma-heap] = "--with-dma-heap-allocator=yes, --with-dma-heap-allocator=no,"
# Using do_install_ptest_base instead of do_install_ptest, since
# the default do_install_ptest_base is hardcoded to expect Makefiles.
do_install_ptest_base() {
install -D ${WORKDIR}/run-ptest ${D}${PTEST_PATH}/run-ptest
install -m 0755 ${B}/test-alloc ${D}${PTEST_PATH}
}
COMPATIBLE_MACHINE = "(imx-nxp-bsp)"
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