xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Garpu 0
Kode Masalah Tarik Permintaan Actions Packages Projects Rilis Wiki Kegiatan

xtensa: drop unused coprocessor helper functions

Telusuri Sumber 
coprocessor_save, coprocessor_load and coprocessor_restore are neither
used nor exported for use by modules. Drop them.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
This commit is contained in:
Max Filippov
2018-11-26 13:15:21 -08:00
orang tua 633f1ffbcc
melakukan 3ffc2df9c7
2 mengubah file dengan 3 tambahan dan 68 penghapusan
Download Patch File Download Diff File Expand all files Collapse all files

68
arch/xtensa/kernel/coprocessor.S
Melihat File

@@ -105,63 +105,17 @@
LOAD_CP_REGS_TAB(7)
/*
* coprocessor_save(buffer, index)
* a2 a3
* coprocessor_load(buffer, index)
* a2 a3
*
* Save or load coprocessor registers for coprocessor 'index'.
* The register values are saved to or loaded from them 'buffer' address.
*
* Note that these functions don't update the coprocessor_owner information!
*
*/
ENTRY(coprocessor_save)
entry a1, 32
s32i a0, a1, 0
movi a0, .Lsave_cp_regs_jump_table
addx8 a3, a3, a0
l32i a3, a3, 0
beqz a3, 1f
add a0, a0, a3
callx0 a0
1: l32i a0, a1, 0
retw
ENDPROC(coprocessor_save)
ENTRY(coprocessor_load)
entry a1, 32
s32i a0, a1, 0
movi a0, .Lload_cp_regs_jump_table
addx4 a3, a3, a0
l32i a3, a3, 0
beqz a3, 1f
add a0, a0, a3
callx0 a0
1: l32i a0, a1, 0
retw
ENDPROC(coprocessor_load)
/*
* coprocessor_flush(struct task_info*, index)
* coprocessor_flush(struct thread_info*, index)
* a2 a3
* coprocessor_restore(struct task_info*, index)
* a2 a3
*
* Save or load coprocessor registers for coprocessor 'index'.
* Save coprocessor registers for coprocessor 'index'.
* The register values are saved to or loaded from the coprocessor area
* inside the task_info structure.
*
* Note that these functions don't update the coprocessor_owner information!
* Note that this function doesn't update the coprocessor_owner information!
*
*/
ENTRY(coprocessor_flush)
entry a1, 32
@@ -179,22 +133,6 @@ ENTRY(coprocessor_flush)
ENDPROC(coprocessor_flush)
ENTRY(coprocessor_restore)
entry a1, 32
s32i a0, a1, 0
movi a0, .Lload_cp_regs_jump_table
addx4 a3, a3, a0
l32i a4, a3, 4
l32i a3, a3, 0
add a2, a2, a4
beqz a3, 1f
add a0, a0, a3
callx0 a0
1: l32i a0, a1, 0
retw
ENDPROC(coprocessor_restore)
/*
* Entry condition:
*