kernel: ltq-adsl: add patch fixing compilation warning
Add patch fixing compilation warning due to not handled switch
fallthrough, stack limit and compilation warning in g997 module.
Fix compilation warning:
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/pm/drv_dsl_cpe_pm_core.c: In function 'DSL_DRV_PM_CountersReset':
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/pm/drv_dsl_cpe_pm_core.c:2277:7: error: this statement may fall through [-Werror=implicit-fallthrough=]
2277 | if (ResetType == DSL_PM_RESET_HISTORY)
| ^
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/pm/drv_dsl_cpe_pm_core.c:2280:4: note: here
2280 | case DSL_PM_RESET_TOTAL:
| ^~~~
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/pm/drv_dsl_cpe_pm_core.c:2284:7: error: this statement may fall through [-Werror=implicit-fallthrough=]
2284 | if (ResetType == DSL_PM_RESET_TOTAL)
| ^
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/pm/drv_dsl_cpe_pm_core.c:2287:4: note: here
2287 | case DSL_PM_RESET_HISTORY_SHOWTIME:
| ^~~~
cc1: all warnings being treated as errors
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/device/drv_dsl_cpe_device_danube.c: In function 'DSL_DRV_DEV_AutobootHandleTraining':
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/device/drv_dsl_cpe_device_danube.c:3189:19: error: this statement may fall through [-Werror=implicit-fallthrough=]
3189 | if (nErrCode != DSL_SUCCESS)
| ^
/__w/openwrt/openwrt/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/device/drv_dsl_cpe_device_danube.c:3197:13: note: here
3197 | case DSL_LINESTATE_IDLE:
| ^~~~
cc1: all warnings being treated as errors
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/g997/drv_dsl_cpe_api_g997_danube.c: In function 'DSL_DRV_DEV_G997_PowerManagementStateForcedTrigger':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/g997/drv_dsl_cpe_api_g997_danube.c:2532:52: error: bitwise comparison always evaluates to false [-Werror=tautological-compare]
2532 | else if (((nVal >> 4) & 0x15) == 0x9)
| ^~
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/g997/drv_dsl_cpe_api_g997_danube.c: In function 'DSL_DRV_DEV_G997_DeltHlogGet':
/home/ansuel/openwrt-ansuel/openwrt/build_dir/target-mips-openwrt-linux-musl_musl/linux-lantiq_ase/ltq-dsl-ase/drv_dsl_cpe_api-3.24.4.4/src/g997/drv_dsl_cpe_api_g997_danube.c:2108:1: error: the frame size of 1056 bytes is larger than 1024 bytes [-Werror=frame-larger-than=]
2108 | }
| ^
cc1: all warnings being treated as errors
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>