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[5.8,063/177] MIPS: Loongson64: Do not override watch and ejtag feature

Message ID 20200915140656.652558424@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg Kroah-Hartman Sept. 15, 2020, 2:12 p.m. UTC
From: Jiaxun Yang <jiaxun.yang@flygoat.com>

[ Upstream commit 433c1ca0d441ee0b88fdd83c84ee6d6d43080dcd ]

Do not override ejtag feature to 0 as Loongson 3A1000+ do have ejtag.
For watch, as KVM emulated CPU doesn't have watch feature, we should
not enable it unconditionally.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Reviewed-by: Huacai Chen <chenhc@lemote.com>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h | 2 --
 1 file changed, 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h b/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
index b6e9c99b85a52..eb181224eb4c4 100644
--- a/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-loongson64/cpu-feature-overrides.h
@@ -26,7 +26,6 @@ 
 #define cpu_has_counter		1
 #define cpu_has_dc_aliases	(PAGE_SIZE < 0x4000)
 #define cpu_has_divec		0
-#define cpu_has_ejtag		0
 #define cpu_has_inclusive_pcaches	1
 #define cpu_has_llsc		1
 #define cpu_has_mcheck		0
@@ -42,7 +41,6 @@ 
 #define cpu_has_veic		0
 #define cpu_has_vint		0
 #define cpu_has_vtag_icache	0
-#define cpu_has_watch		1
 #define cpu_has_wsbh		1
 #define cpu_has_ic_fills_f_dc	1
 #define cpu_hwrena_impl_bits	0xc0000000