# SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
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#
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# (C) COPYRIGHT 2010-2021 ARM Limited. All rights reserved.
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#
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# This program is free software and is provided to you under the terms of the
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# GNU General Public License version 2 as published by the Free Software
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# Foundation, and any use by you of this program is subject to the terms
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# of such GNU license.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, you can access it online at
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# http://www.gnu.org/licenses/gpl-2.0.html.
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#
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#
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KERNEL_SRC ?= /lib/modules/$(shell uname -r)/build
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KDIR ?= $(KERNEL_SRC)
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ifeq ($(KDIR),)
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$(error Must specify KDIR to point to the kernel to target))
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endif
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#
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# Default configuration values
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#
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# Dependency resolution is done through statements as Kconfig
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# is not supported for out-of-tree builds.
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#
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CONFIG_MALI_BIFROST ?= m
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ifeq ($(CONFIG_MALI_BIFROST),m)
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CONFIG_MALI_BIFROST_GATOR_SUPPORT ?= y
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CONFIG_MALI_ARBITRATION ?= n
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CONFIG_MALI_PARTITION_MANAGER ?= n
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ifneq ($(CONFIG_MALI_BIFROST_NO_MALI),y)
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# Prevent misuse when CONFIG_MALI_BIFROST_NO_MALI=y
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CONFIG_MALI_REAL_HW ?= y
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endif
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ifeq ($(CONFIG_MALI_BIFROST_DVFS),y)
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# Prevent misuse when CONFIG_MALI_BIFROST_DVFS=y
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CONFIG_MALI_BIFROST_DEVFREQ ?= n
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else
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CONFIG_MALI_BIFROST_DEVFREQ ?= y
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endif
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ifeq ($(CONFIG_MALI_DMA_BUF_MAP_ON_DEMAND), y)
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# Prevent misuse when CONFIG_MALI_DMA_BUF_MAP_ON_DEMAND=y
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CONFIG_MALI_DMA_BUF_LEGACY_COMPAT = n
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endif
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ifeq ($(CONFIG_BSP_HAS_HYPERVISOR),y)
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ifneq ($(CONFIG_MALI_ARBITRATION), n)
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CONFIG_MALI_XEN ?= m
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endif
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endif
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#
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# Expert/Debug/Test released configurations
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#
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ifeq ($(CONFIG_MALI_BIFROST_EXPERT), y)
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ifeq ($(CONFIG_MALI_BIFROST_NO_MALI), y)
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CONFIG_MALI_REAL_HW = n
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else
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# Prevent misuse when CONFIG_MALI_BIFROST_NO_MALI=n
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CONFIG_MALI_REAL_HW = y
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CONFIG_MALI_BIFROST_ERROR_INJECT = n
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endif
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ifeq ($(CONFIG_MALI_HW_ERRATA_1485982_NOT_AFFECTED), y)
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# Prevent misuse when CONFIG_MALI_HW_ERRATA_1485982_NOT_AFFECTED=y
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CONFIG_MALI_HW_ERRATA_1485982_USE_CLOCK_ALTERNATIVE = n
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endif
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ifeq ($(CONFIG_MALI_BIFROST_DEBUG), y)
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CONFIG_MALI_BIFROST_ENABLE_TRACE ?= y
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CONFIG_MALI_BIFROST_SYSTEM_TRACE ?= y
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ifeq ($(CONFIG_SYNC), y)
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CONFIG_MALI_BIFROST_FENCE_DEBUG ?= y
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else
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ifeq ($(CONFIG_SYNC_FILE), y)
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CONFIG_MALI_BIFROST_FENCE_DEBUG ?= y
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else
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CONFIG_MALI_BIFROST_FENCE_DEBUG = n
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endif
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endif
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else
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# Prevent misuse when CONFIG_MALI_BIFROST_DEBUG=n
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CONFIG_MALI_BIFROST_ENABLE_TRACE = n
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CONFIG_MALI_BIFROST_SYSTEM_TRACE = n
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CONFIG_MALI_BIFROST_FENCE_DEBUG = n
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endif
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else
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# Prevent misuse when CONFIG_MALI_BIFROST_EXPERT=n
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CONFIG_MALI_CORESTACK = n
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CONFIG_MALI_2MB_ALLOC = n
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CONFIG_MALI_PWRSOFT_765 = n
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CONFIG_MALI_MEMORY_FULLY_BACKED = n
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CONFIG_MALI_JOB_DUMP = n
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CONFIG_MALI_BIFROST_NO_MALI = n
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CONFIG_MALI_REAL_HW = y
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CONFIG_MALI_BIFROST_ERROR_INJECT = n
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CONFIG_MALI_HW_ERRATA_1485982_NOT_AFFECTED = n
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CONFIG_MALI_HW_ERRATA_1485982_USE_CLOCK_ALTERNATIVE = n
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CONFIG_MALI_PRFCNT_SET_SELECT_VIA_DEBUG_FS = n
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CONFIG_MALI_BIFROST_DEBUG = n
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CONFIG_MALI_BIFROST_ENABLE_TRACE = n
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CONFIG_MALI_BIFROST_SYSTEM_TRACE = n
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CONFIG_MALI_BIFROST_FENCE_DEBUG = n
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endif
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ifeq ($(CONFIG_MALI_BIFROST_DEBUG), y)
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CONFIG_MALI_KUTF ?= y
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ifeq ($(CONFIG_MALI_KUTF), y)
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CONFIG_MALI_KUTF_IRQ_TEST ?= y
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CONFIG_MALI_KUTF_CLK_RATE_TRACE ?= y
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else
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# Prevent misuse when CONFIG_MALI_KUTF=n
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CONFIG_MALI_KUTF_IRQ_TEST = n
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CONFIG_MALI_KUTF_CLK_RATE_TRACE = n
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endif
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else
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# Prevent misuse when CONFIG_MALI_BIFROST_DEBUG=n
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CONFIG_MALI_KUTF = n
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CONFIG_MALI_KUTF_IRQ_TEST = n
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CONFIG_MALI_KUTF_CLK_RATE_TRACE = n
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endif
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else
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# Prevent misuse when CONFIG_MALI_BIFROST=n
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CONFIG_MALI_ARBITRATION = n
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CONFIG_MALI_KUTF = n
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CONFIG_MALI_KUTF_IRQ_TEST = n
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CONFIG_MALI_KUTF_CLK_RATE_TRACE = n
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endif
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# All Mali CONFIG should be listed here
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CONFIGS := \
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CONFIG_MALI_BIFROST \
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CONFIG_MALI_CSF_SUPPORT \
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CONFIG_MALI_BIFROST_GATOR_SUPPORT \
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CONFIG_MALI_BIFROST_DMA_FENCE \
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CONFIG_MALI_ARBITER_SUPPORT \
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CONFIG_MALI_ARBITRATION \
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CONFIG_MALI_PARTITION_MANAGER \
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CONFIG_MALI_REAL_HW \
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CONFIG_MALI_GEM5_BUILD \
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CONFIG_MALI_BIFROST_DEVFREQ \
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CONFIG_MALI_BIFROST_DVFS \
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CONFIG_MALI_DMA_BUF_MAP_ON_DEMAND \
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CONFIG_MALI_DMA_BUF_LEGACY_COMPAT \
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CONFIG_MALI_BIFROST_EXPERT \
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CONFIG_MALI_CORESTACK \
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CONFIG_MALI_2MB_ALLOC \
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CONFIG_MALI_PWRSOFT_765 \
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CONFIG_MALI_MEMORY_FULLY_BACKED \
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CONFIG_MALI_JOB_DUMP \
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CONFIG_MALI_BIFROST_NO_MALI \
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CONFIG_MALI_BIFROST_ERROR_INJECT \
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CONFIG_MALI_HW_ERRATA_1485982_NOT_AFFECTED \
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CONFIG_MALI_HW_ERRATA_1485982_USE_CLOCK_ALTERNATIVE \
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CONFIG_MALI_PRFCNT_SET_PRIMARY \
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CONFIG_MALI_BIFROST_PRFCNT_SET_SECONDARY \
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CONFIG_MALI_PRFCNT_SET_TERTIARY \
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CONFIG_MALI_PRFCNT_SET_SELECT_VIA_DEBUG_FS \
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CONFIG_MALI_BIFROST_DEBUG \
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CONFIG_MALI_BIFROST_ENABLE_TRACE \
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CONFIG_MALI_BIFROST_SYSTEM_TRACE \
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CONFIG_MALI_BIFROST_FENCE_DEBUG \
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CONFIG_MALI_KUTF \
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CONFIG_MALI_KUTF_IRQ_TEST \
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CONFIG_MALI_KUTF_CLK_RATE_TRACE \
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CONFIG_MALI_XEN
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#
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# MAKE_ARGS to pass the custom CONFIGs on out-of-tree build
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#
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# Generate the list of CONFIGs and values.
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# $(value config) is the name of the CONFIG option.
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# $(value $(value config)) is its value (y, m).
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# When the CONFIG is not set to y or m, it defaults to n.
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MAKE_ARGS := $(foreach config,$(CONFIGS), \
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$(if $(filter y m,$(value $(value config))), \
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$(value config)=$(value $(value config)), \
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$(value config)=n))
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#
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# EXTRA_CFLAGS to define the custom CONFIGs on out-of-tree build
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#
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# Generate the list of CONFIGs defines with values from CONFIGS.
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# $(value config) is the name of the CONFIG option.
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# When set to y or m, the CONFIG gets defined to 1.
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EXTRA_CFLAGS := $(foreach config,$(CONFIGS), \
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$(if $(filter y m,$(value $(value config))), \
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-D$(value config)=1))
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#
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# KBUILD_EXTRA_SYMBOLS to prevent warnings about unknown functions
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#
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all:
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$(MAKE) -C $(KDIR) M=$(CURDIR) $(MAKE_ARGS) EXTRA_CFLAGS="$(EXTRA_CFLAGS)" KBUILD_EXTRA_SYMBOLS="$(EXTRA_SYMBOLS)" modules
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modules_install:
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$(MAKE) -C $(KDIR) M=$(CURDIR) $(MAKE_ARGS) modules_install
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clean:
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$(MAKE) -C $(KDIR) M=$(CURDIR) $(MAKE_ARGS) clean
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