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authorBibo Mao <maobibo@loongson.cn>2024-09-24 15:32:06 +0800
committerHuacai Chen <chenhuacai@loongson.cn>2024-09-24 15:32:06 +0800
commitd0bb0b600081bc7c246b97b2901abbb6c357ff7b (patch)
tree7b6c6ae6a5a7ae7210aad3bd9512b7cabecd1c60 /arch
parente8dd556c74325f29597665c2c557a8ea699a0686 (diff)
LoongArch: Enable ACPI BGRT handling
Add ACPI BGRT support on LoongArch so it can display image provied by acpi table at boot stage and switch to graphical UI smoothly. Signed-off-by: Bibo Mao <maobibo@loongson.cn> Signed-off-by: Huacai Chen <chenhuacai@loongson.cn>
Diffstat (limited to 'arch')
-rw-r--r--arch/loongarch/kernel/acpi.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/loongarch/kernel/acpi.c b/arch/loongarch/kernel/acpi.c
index 929a497c987e..f1a74b80f22c 100644
--- a/arch/loongarch/kernel/acpi.c
+++ b/arch/loongarch/kernel/acpi.c
@@ -9,6 +9,7 @@
#include <linux/init.h>
#include <linux/acpi.h>
+#include <linux/efi-bgrt.h>
#include <linux/irq.h>
#include <linux/irqdomain.h>
#include <linux/memblock.h>
@@ -212,6 +213,9 @@ void __init acpi_boot_table_init(void)
/* Do not enable ACPI SPCR console by default */
acpi_parse_spcr(earlycon_acpi_spcr_enable, false);
+ if (IS_ENABLED(CONFIG_ACPI_BGRT))
+ acpi_table_parse(ACPI_SIG_BGRT, acpi_parse_bgrt);
+
return;
fdt_earlycon: