#!/bin/bash -e

. $(dirname $0)/functions

curl_am_hikey_optee_vchong_github(){
    local patch_id=$1
    local patch_url="https://github.com/vchong/linux/commit/${patch_id}.patch"
    local patch_project="kernel/linaro/hisilicon-4.14"
    curl_am ${patch_url} ${patch_project}
}

curl_am_hikey_optee_sdp_github(){
    local patch_id=$1
    local patch_url="https://github.com/linaro-swg/linux/commit/${patch_id}.patch"
    local patch_project="kernel/linaro/hisilicon-4.14"
    curl_am ${patch_url} ${patch_project}
}

PATCHES=0
if [ -n "$1" ]; then
        AOSP="$1"
else
        AOSP="`pwd`"
fi

if ! [ -d "$AOSP" ] && ! [ -d "$AOSP/bionic" ] && [ -d "$AOSP"/build ]; then
        echo "This script must be run from the AOSP source directory"
        echo "or with the AOSP source directory as its first parameter."
        exit 1
fi

##################################################
###### patches to fix RPMB ops on kernel 4.14 ####
##################################################
## hikey*_defconfig: decrease CONFIG_MMC_BLOCK_MINORS
## https://github.com/vchong/linux/commit/8d616e6da87b69bf7f391d39dd9da7b448350048
curl_am_hikey_optee_vchong_github 8d616e6da87b69bf7f391d39dd9da7b448350048

# Below 4 mmc patches are cherry-picked from 4.19
# These are now merged in the 4.14 branch via
# d2905c6a0ed0657c98d754823e709b08ca347f54
## mmc: block: Convert RPMB to a character device
## https://github.com/vchong/linux/commit/284f192ebe782e5eda5a2644d7ee046285e88793
#curl_am_hikey_optee_vchong_github 284f192ebe782e5eda5a2644d7ee046285e88793

## mmc: block: Fix bug when removing RPMB chardev
## https://github.com/vchong/linux/commit/1a7f1613691f0200101a476f664322d84da9d836
#curl_am_hikey_optee_vchong_github 1a7f1613691f0200101a476f664322d84da9d836

## mmc: core: Prevent bus reference leak in mmc_blk_init()
## https://github.com/vchong/linux/commit/09d176cb0060ca3201f6ca8ba8cb4110560bcb7a
#curl_am_hikey_optee_vchong_github 09d176cb0060ca3201f6ca8ba8cb4110560bcb7a

## mmc: block: propagate correct returned value in mmc_rpmb_ioctl
## https://github.com/vchong/linux/commit/90b83a78d9184eb5cad9abc2910b542641df32dd
#curl_am_hikey_optee_vchong_github 90b83a78d9184eb5cad9abc2910b542641df32dd

##################################################
###### OP-TEE patches on kernel 4.14          ####
##################################################
## hikey: Enable OPTEE in defconfig
cherrypick kernel/linaro/hisilicon-4.14 05a8316d2e5b45bd15a9646bf948ffa042f94327

#######################################################
## Patches to enable SDP                          #####
## patches from here: https://github.com/linaro-swg/linux/commits/optee
#######################################################
## hikey_defconfig: enable dummy ION memory in kernel config
## http://android-review.linaro.org/18415
apply --linaro --local kernel/linaro/hisilicon-4.14 --remote kernel/hikey-linaro 18415/3

## hikey960_defconfig: enable dummy ION memory in kernel config
## http://android-review.linaro.org/20638
apply --linaro --local kernel/linaro/hisilicon-4.14 --remote kernel/hikey-linaro 20638/1

#######################################################
## patches for cherry-pick problem or compiling problem
#######################################################
## [v4.16] tee: flexible shared memory pool creation
## https://github.com/linaro-swg/linux/commit/fabaadfddf7a3ca34769ec1814ea931d5e326ab0
## http://android-review.linaro.org/18412
curl_am_hikey_optee_sdp_github fabaadfddf7a3ca34769ec1814ea931d5e326ab0
## [v4.16] tee: add register user memory
## https://github.com/linaro-swg/linux/commit/1ee91892b73e64640c3c65e3a0eeadf0cdc91b38
## curl_am_hikey_optee_sdp_github 1ee91892b73e64640c3c65e3a0eeadf0cdc91b38
## http://android-review.linaro.org/18413
apply --linaro --local kernel/linaro/hisilicon-4.14 --remote kernel/hikey-linaro 18413/1
## [v4.16] tee: use reference counting for tee_context
## https://github.com/linaro-swg/linux/commit/0987f080c0bb427354d8f0c95940d8912ab40707
curl_am_hikey_optee_sdp_github 0987f080c0bb427354d8f0c95940d8912ab40707
## tee: new ioctl to a register tee_shm from a dmabuf file descriptor
## https://github.com/linaro-swg/linux/commit/28f2ad9c42306663c01a479cd23fa87668c890cb
curl_am_hikey_optee_sdp_github 28f2ad9c42306663c01a479cd23fa87668c890cb
## [v4.16] tee: optee: Update protocol definitions
## https://github.com/linaro-swg/linux/commit/229153c92b8fe18a8e12b473a0ff66e317755dfa
curl_am_hikey_optee_sdp_github 229153c92b8fe18a8e12b473a0ff66e317755dfa
## [v4.16] tee: optee: store OP-TEE capabilities in private data
## https://github.com/linaro-swg/linux/commit/a2f3da632988d38c1e5355a28336fe1115afb288
curl_am_hikey_optee_sdp_github a2f3da632988d38c1e5355a28336fe1115afb288

#######################################################
## patches for SDP enabling support
#######################################################
## staging/ion: add Allwinner ION "secure" heap
## https://github.com/linaro-swg/linux/commit/1af7f7907fd43456de448d115711561c3ad5cbbf
curl_am_hikey_optee_sdp_github 1af7f7907fd43456de448d115711561c3ad5cbbf
## ion: "unmapped" heap for secure data path
## https://github.com/linaro-swg/linux/commit/ffcd4cc22e27b81f1ebae6f2bf8e29664e723e21
curl_am_hikey_optee_sdp_github ffcd4cc22e27b81f1ebae6f2bf8e29664e723e21
## staging/ion: condition unmapped heap to supported architectures
## https://github.com/linaro-swg/linux/commit/ee589e6a4688add86cd34cadd23267cbccf3f3c0
curl_am_hikey_optee_sdp_github ee589e6a4688add86cd34cadd23267cbccf3f3c0
## staging/ion: ARM64 supports ION_UNMAPPED_HEAP
## https://github.com/linaro-swg/linux/commit/16843e5f398a40e085a8cd20770af825b100fb1a
curl_am_hikey_optee_sdp_github 16843e5f398a40e085a8cd20770af825b100fb1a
## staging:ion: add a no-map property to ion dmabuf attachment
## https://github.com/linaro-swg/linux/commit/0b488c9833c8fc6b044001ceb0ea5eca65cc5b81
#curl_am_hikey_optee_sdp_github 0b488c9833c8fc6b044001ceb0ea5eca65cc5b81
## http://android-review.linaro.org/18405
apply --linaro --local kernel/linaro/hisilicon-4.14 --remote kernel/hikey-linaro 18405/2
## tee: optee: log message if dynamic shm is enabled
## https://github.com/linaro-swg/linux/commit/3ed4ce4c37ef0800b5da18893212e6769e1dbd3e
curl_am_hikey_optee_sdp_github 3ed4ce4c37ef0800b5da18893212e6769e1dbd3e
## tee: fix unbalanced context refcount in register shm from fd
## https://github.com/linaro-swg/linux/commit/94c2f2e1cb08073cd688bd51638920b1cc6ad166
curl_am_hikey_optee_sdp_github 94c2f2e1cb08073cd688bd51638920b1cc6ad166