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arm64: entry: Use SDEI event constants 

Use SDEI_EV_FAILED instead of open coding the 1 to make it clearer how
SDEI_EVENT_COMPLETE vs. SDEI_EVENT_COMPLETE_AND_RESUME is selected.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Link: https://lore.kernel.org/r/20211118201811.2974922-1-f.fainelli@gmail.com
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Florian Fainelli 2021-11-18 12:18:10 -08:00 committed by Catalin Marinas
parent b6363fe7b5
commit c9f5ea08a0
1 changed files with 4 additions and 2 deletions
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6
arch/arm64/kernel/entry.S
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@ -966,8 +966,10 @@ SYM_CODE_START(__sdei_asm_handler)
mov sp, x1
mov x1, x0 // address to complete_and_resume
/* x0 = (x0 <= 1) ? EVENT_COMPLETE:EVENT_COMPLETE_AND_RESUME */
cmp x0, #1
/* x0 = (x0 <= SDEI_EV_FAILED) ?
* EVENT_COMPLETE:EVENT_COMPLETE_AND_RESUME
*/
cmp x0, #SDEI_EV_FAILED
mov_q x2, SDEI_1_0_FN_SDEI_EVENT_COMPLETE
mov_q x3, SDEI_1_0_FN_SDEI_EVENT_COMPLETE_AND_RESUME
csel x0, x2, x3, ls