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author | Catalin Marinas <catalin.marinas@arm.com> | 2022-05-20 20:50:57 +0300 |
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committer | Catalin Marinas <catalin.marinas@arm.com> | 2022-05-20 20:50:57 +0300 |
commit | e003d5335c3877bcbee8d0c347d3c3ee36cdd8b7 (patch) | |
tree | a73180a13d875674f1bc57ec0484b5d118d3e1ef /arch/arm64/kernel/fpsimd.c | |
parent | 201729d53a34924cfcd011f71e49de9bb2902bd8 (diff) | |
parent | dffdeade18432d257e0c1845dc4e694f414a9721 (diff) | |
download | linux-e003d5335c3877bcbee8d0c347d3c3ee36cdd8b7.tar.xz |
Merge branch 'for-next/sysreg-gen' into for-next/core
* for-next/sysreg-gen: (32 commits)
: Automatic system register definition generation.
arm64/sysreg: Generate definitions for FAR_ELx
arm64/sysreg: Generate definitions for DACR32_EL2
arm64/sysreg: Generate definitions for CSSELR_EL1
arm64/sysreg: Generate definitions for CPACR_ELx
arm64/sysreg: Generate definitions for CONTEXTIDR_ELx
arm64/sysreg: Generate definitions for CLIDR_EL1
arm64/sve: Generate ZCR definitions
arm64/sme: Generate defintions for SVCR
arm64/sme: Generate SMPRI_EL1 definitions
arm64/sme: Automatically generate SMPRIMAP_EL2 definitions
arm64/sme: Automatically generate SMIDR_EL1 defines
arm64/sme: Automatically generate defines for SMCR
arm64/sysreg: Support generation of RAZ fields
arm64/sme: Remove _EL0 from name of SVCR - FIXME sysreg.h
arm64/sme: Standardise bitfield names for SVCR
arm64/sme: Drop SYS_ from SMIDR_EL1 defines
arm64/fp: Rename SVE and SME LEN field name to _WIDTH
arm64/fp: Make SVE and SME length register definition match architecture
arm64/sysreg: fix odd line spacing
arm64/sysreg: improve comment for regs without fields
...
Diffstat (limited to 'arch/arm64/kernel/fpsimd.c')
-rw-r--r-- | arch/arm64/kernel/fpsimd.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/arch/arm64/kernel/fpsimd.c b/arch/arm64/kernel/fpsimd.c index a6eee3fa3448..c5677aa2e9e6 100644 --- a/arch/arm64/kernel/fpsimd.c +++ b/arch/arm64/kernel/fpsimd.c @@ -393,7 +393,7 @@ static void task_fpsimd_load(void) if (test_thread_flag(TIF_SME)) sme_set_vq(sve_vq_from_vl(sme_vl) - 1); - write_sysreg_s(current->thread.svcr, SYS_SVCR_EL0); + write_sysreg_s(current->thread.svcr, SYS_SVCR); if (thread_za_enabled(¤t->thread)) za_load_state(current->thread.za_state); @@ -445,15 +445,15 @@ static void fpsimd_save(void) if (system_supports_sme()) { u64 *svcr = last->svcr; - *svcr = read_sysreg_s(SYS_SVCR_EL0); + *svcr = read_sysreg_s(SYS_SVCR); - *svcr = read_sysreg_s(SYS_SVCR_EL0); + *svcr = read_sysreg_s(SYS_SVCR); - if (*svcr & SYS_SVCR_EL0_ZA_MASK) + if (*svcr & SVCR_ZA_MASK) za_save_state(last->za_state); /* If we are in streaming mode override regular SVE. */ - if (*svcr & SYS_SVCR_EL0_SM_MASK) { + if (*svcr & SVCR_SM_MASK) { save_sve_regs = true; save_ffr = system_supports_fa64(); vl = last->sme_vl; @@ -851,8 +851,8 @@ int vec_set_vector_length(struct task_struct *task, enum vec_type type, sve_to_fpsimd(task); if (system_supports_sme() && type == ARM64_VEC_SME) { - task->thread.svcr &= ~(SYS_SVCR_EL0_SM_MASK | - SYS_SVCR_EL0_ZA_MASK); + task->thread.svcr &= ~(SVCR_SM_MASK | + SVCR_ZA_MASK); clear_thread_flag(TIF_SME); } @@ -1914,10 +1914,10 @@ void __efi_fpsimd_begin(void) __this_cpu_write(efi_sve_state_used, true); if (system_supports_sme()) { - svcr = read_sysreg_s(SYS_SVCR_EL0); + svcr = read_sysreg_s(SYS_SVCR); if (!system_supports_fa64()) - ffr = svcr & SYS_SVCR_EL0_SM_MASK; + ffr = svcr & SVCR_SM_MASK; __this_cpu_write(efi_sm_state, ffr); } @@ -1927,8 +1927,8 @@ void __efi_fpsimd_begin(void) ffr); if (system_supports_sme()) - sysreg_clear_set_s(SYS_SVCR_EL0, - SYS_SVCR_EL0_SM_MASK, 0); + sysreg_clear_set_s(SYS_SVCR, + SVCR_SM_MASK, 0); } else { fpsimd_save_state(this_cpu_ptr(&efi_fpsimd_state)); @@ -1961,9 +1961,9 @@ void __efi_fpsimd_end(void) */ if (system_supports_sme()) { if (__this_cpu_read(efi_sm_state)) { - sysreg_clear_set_s(SYS_SVCR_EL0, + sysreg_clear_set_s(SYS_SVCR, 0, - SYS_SVCR_EL0_SM_MASK); + SVCR_SM_MASK); if (!system_supports_fa64()) ffr = efi_sm_state; } |