Commit 88fb3094 authored by Christophe Leroy's avatar Christophe Leroy Committed by Michael Ellerman

powerpc/32s: drop CPU_FTR_USE_RTC feature

CPU_FTR_USE_RTC feature only applies to powerpc601.

Drop this feature and replace it with tests on CONFIG_PPC_BOOK3S_601.
Signed-off-by: default avatarChristophe Leroy <christophe.leroy@c-s.fr>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/170411e2360861f4a95c21faad43519a08bc4040.1566834712.git.christophe.leroy@c-s.fr
parent 12c3f1fd
...@@ -149,7 +149,6 @@ static inline void cpu_feature_keys_init(void) { } ...@@ -149,7 +149,6 @@ static inline void cpu_feature_keys_init(void) { }
#define CPU_FTR_SPEC7450 ASM_CONST(0x00004000) #define CPU_FTR_SPEC7450 ASM_CONST(0x00004000)
#define CPU_FTR_TAU ASM_CONST(0x00008000) #define CPU_FTR_TAU ASM_CONST(0x00008000)
#define CPU_FTR_CAN_DOZE ASM_CONST(0x00010000) #define CPU_FTR_CAN_DOZE ASM_CONST(0x00010000)
#define CPU_FTR_USE_RTC ASM_CONST(0x00020000)
#define CPU_FTR_L3CR ASM_CONST(0x00040000) #define CPU_FTR_L3CR ASM_CONST(0x00040000)
#define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x00080000) #define CPU_FTR_L3_DISABLE_NAP ASM_CONST(0x00080000)
#define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x00100000) #define CPU_FTR_NAP_DISABLE_L2_PR ASM_CONST(0x00100000)
...@@ -293,7 +292,7 @@ static inline void cpu_feature_keys_init(void) { } ...@@ -293,7 +292,7 @@ static inline void cpu_feature_keys_init(void) { }
#endif #endif
#define CPU_FTRS_PPC601 (CPU_FTR_COMMON | \ #define CPU_FTRS_PPC601 (CPU_FTR_COMMON | \
CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE | CPU_FTR_USE_RTC) CPU_FTR_COHERENT_ICACHE | CPU_FTR_UNIFIED_ID_CACHE)
#define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \ #define CPU_FTRS_603 (CPU_FTR_COMMON | CPU_FTR_MAYBE_CAN_DOZE | \
CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE | CPU_FTR_NOEXECUTE) CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_PPC_LE | CPU_FTR_NOEXECUTE)
#define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_PPC_LE) #define CPU_FTRS_604 (CPU_FTR_COMMON | CPU_FTR_PPC_LE)
......
...@@ -41,11 +41,7 @@ struct div_result { ...@@ -41,11 +41,7 @@ struct div_result {
/* Accessor functions for the timebase (RTC on 601) registers. */ /* Accessor functions for the timebase (RTC on 601) registers. */
/* If one day CONFIG_POWER is added just define __USE_RTC as 1 */ /* If one day CONFIG_POWER is added just define __USE_RTC as 1 */
#ifdef CONFIG_PPC_BOOK3S_32 #define __USE_RTC() (IS_ENABLED(CONFIG_PPC_BOOK3S_601))
#define __USE_RTC() (cpu_has_feature(CPU_FTR_USE_RTC))
#else
#define __USE_RTC() 0
#endif
#ifdef CONFIG_PPC64 #ifdef CONFIG_PPC64
......
...@@ -94,28 +94,6 @@ static struct vdso_patch_def vdso_patches[] = { ...@@ -94,28 +94,6 @@ static struct vdso_patch_def vdso_patches[] = {
CPU_FTR_COHERENT_ICACHE, CPU_FTR_COHERENT_ICACHE, CPU_FTR_COHERENT_ICACHE, CPU_FTR_COHERENT_ICACHE,
"__kernel_sync_dicache", "__kernel_sync_dicache_p5" "__kernel_sync_dicache", "__kernel_sync_dicache_p5"
}, },
#ifdef CONFIG_PPC32
{
CPU_FTR_USE_RTC, CPU_FTR_USE_RTC,
"__kernel_gettimeofday", NULL
},
{
CPU_FTR_USE_RTC, CPU_FTR_USE_RTC,
"__kernel_clock_gettime", NULL
},
{
CPU_FTR_USE_RTC, CPU_FTR_USE_RTC,
"__kernel_clock_getres", NULL
},
{
CPU_FTR_USE_RTC, CPU_FTR_USE_RTC,
"__kernel_get_tbfreq", NULL
},
{
CPU_FTR_USE_RTC, CPU_FTR_USE_RTC,
"__kernel_time", NULL
},
#endif
}; };
/* /*
......
...@@ -70,6 +70,7 @@ V_FUNCTION_END(__kernel_get_syscall_map) ...@@ -70,6 +70,7 @@ V_FUNCTION_END(__kernel_get_syscall_map)
* *
* returns the timebase frequency in HZ * returns the timebase frequency in HZ
*/ */
#ifndef CONFIG_PPC_BOOK3S_601
V_FUNCTION_BEGIN(__kernel_get_tbfreq) V_FUNCTION_BEGIN(__kernel_get_tbfreq)
.cfi_startproc .cfi_startproc
mflr r12 mflr r12
...@@ -82,3 +83,4 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq) ...@@ -82,3 +83,4 @@ V_FUNCTION_BEGIN(__kernel_get_tbfreq)
blr blr
.cfi_endproc .cfi_endproc
V_FUNCTION_END(__kernel_get_tbfreq) V_FUNCTION_END(__kernel_get_tbfreq)
#endif
...@@ -144,10 +144,13 @@ VERSION ...@@ -144,10 +144,13 @@ VERSION
__kernel_datapage_offset; __kernel_datapage_offset;
__kernel_get_syscall_map; __kernel_get_syscall_map;
#ifndef CONFIG_PPC_BOOK3S_601
__kernel_gettimeofday; __kernel_gettimeofday;
__kernel_clock_gettime; __kernel_clock_gettime;
__kernel_clock_getres; __kernel_clock_getres;
__kernel_time;
__kernel_get_tbfreq; __kernel_get_tbfreq;
#endif
__kernel_sync_dicache; __kernel_sync_dicache;
__kernel_sync_dicache_p5; __kernel_sync_dicache_p5;
__kernel_sigtramp32; __kernel_sigtramp32;
...@@ -155,7 +158,6 @@ VERSION ...@@ -155,7 +158,6 @@ VERSION
#ifdef CONFIG_PPC64 #ifdef CONFIG_PPC64
__kernel_getcpu; __kernel_getcpu;
#endif #endif
__kernel_time;
local: *; local: *;
}; };
......
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