forked from rrcarlosr/Jetpack
108 lines
2.7 KiB
C
108 lines
2.7 KiB
C
#include <linux/module.h>
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#include <linux/init.h>
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#include <linux/pm_qos.h>
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#include <linux/workqueue.h>
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#include "backports.h"
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MODULE_AUTHOR("Luis R. Rodriguez");
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MODULE_DESCRIPTION("Kernel backport module");
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MODULE_LICENSE("GPL");
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#ifndef CPTCFG_KERNEL_NAME
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#error "You need a CPTCFG_KERNEL_NAME"
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#endif
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#ifndef CPTCFG_KERNEL_VERSION
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#error "You need a CPTCFG_KERNEL_VERSION"
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#endif
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#ifndef CPTCFG_VERSION
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#error "You need a CPTCFG_VERSION"
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#endif
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#ifdef CPTCFG_BPAUTO_BUILD_CRYPTO_CMAC
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extern int crypto_cmac_init(void);
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extern void crypto_cmac_exit(void);
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#endif
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#ifdef CPTCFG_BPAUTO_BUILD_CRYPTO_ECDH
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extern int ecdh_init(void);
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extern void ecdh_exit(void);
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#endif
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static char *backported_kernel_name = CPTCFG_KERNEL_NAME;
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module_param(backported_kernel_name, charp, 0400);
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MODULE_PARM_DESC(backported_kernel_name,
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"The kernel tree name that was used for this backport (" CPTCFG_KERNEL_NAME ")");
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#ifdef BACKPORTS_GIT_TRACKED
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static char *backports_tracker_id = BACKPORTS_GIT_TRACKED;
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module_param(backports_tracker_id, charp, 0400);
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MODULE_PARM_DESC(backports_tracker_id,
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"The version of the tree containing this backport (" BACKPORTS_GIT_TRACKED ")");
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#else
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static char *backported_kernel_version = CPTCFG_KERNEL_VERSION;
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static char *backports_version = CPTCFG_VERSION;
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module_param(backported_kernel_version, charp, 0400);
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MODULE_PARM_DESC(backported_kernel_version,
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"The kernel version that was used for this backport (" CPTCFG_KERNEL_VERSION ")");
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module_param(backports_version, charp, 0400);
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MODULE_PARM_DESC(backports_version,
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"The git version of the backports tree used to generate this backport (" CPTCFG_VERSION ")");
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#endif
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void backport_dependency_symbol(void)
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{
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}
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EXPORT_SYMBOL_GPL(backport_dependency_symbol);
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static int __init backport_init(void)
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{
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int ret = devcoredump_init();
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if (ret)
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return ret;
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printk(KERN_INFO "Loading modules backported from " CPTCFG_KERNEL_NAME
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#ifndef BACKPORTS_GIT_TRACKED
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" version " CPTCFG_KERNEL_VERSION
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#endif
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"\n");
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#ifdef BACKPORTS_GIT_TRACKED
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printk(KERN_INFO BACKPORTS_GIT_TRACKED "\n");
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#else
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#ifdef CONFIG_BACKPORT_INTEGRATE
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printk(KERN_INFO "Backport integrated by backports.git " CPTCFG_VERSION "\n");
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#else
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printk(KERN_INFO "Backport generated by backports.git " CPTCFG_VERSION "\n");
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#endif /* CONFIG_BACKPORT_INTEGRATE */
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#endif /* BACKPORTS_GIT_TRACKED */
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#ifdef CPTCFG_BPAUTO_BUILD_CRYPTO_ECDH
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ecdh_init();
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#endif
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#ifdef CPTCFG_BPAUTO_BUILD_CRYPTO_CMAC
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crypto_cmac_init();
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#endif
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return 0;
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}
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subsys_initcall(backport_init);
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static void __exit backport_exit(void)
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{
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#ifdef CPTCFG_BPAUTO_BUILD_CRYPTO_ECDH
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ecdh_exit();
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#endif
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#ifdef CPTCFG_BPAUTO_BUILD_CRYPTO_CMAC
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crypto_cmac_exit();
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#endif
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devcoredump_exit();
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}
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module_exit(backport_exit);
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