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From: "Clément Léger" <cleger@rivosinc.com>
To: Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	Anup Patel <anup@brainfault.org>,
	Atish Patra <atishp@atishpatra.org>,
	Shuah Khan <shuah@kernel.org>, Jonathan Corbet <corbet@lwn.net>,
	linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org,
	linux-doc@vger.kernel.org, kvm@vger.kernel.org,
	kvm-riscv@lists.infradead.org, linux-kselftest@vger.kernel.org
Cc: "Clément Léger" <cleger@rivosinc.com>,
	"Samuel Holland" <samuel.holland@sifive.com>,
	"Andrew Jones" <ajones@ventanamicro.com>
Subject: [PATCH v5 02/13] riscv: sbi: add new SBI error mappings
Date: Thu, 17 Apr 2025 14:19:49 +0200	[thread overview]
Message-ID: <20250417122337.547969-3-cleger@rivosinc.com> (raw)
In-Reply-To: <20250417122337.547969-1-cleger@rivosinc.com>

A few new errors have been added with SBI V3.0, maps them as close as
possible to errno values.

Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Andrew Jones <ajones@ventanamicro.com>
---
 arch/riscv/include/asm/sbi.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/arch/riscv/include/asm/sbi.h b/arch/riscv/include/asm/sbi.h
index bb077d0c912f..7ec249fea880 100644
--- a/arch/riscv/include/asm/sbi.h
+++ b/arch/riscv/include/asm/sbi.h
@@ -536,11 +536,21 @@ static inline int sbi_err_map_linux_errno(int err)
 	case SBI_SUCCESS:
 		return 0;
 	case SBI_ERR_DENIED:
+	case SBI_ERR_DENIED_LOCKED:
 		return -EPERM;
 	case SBI_ERR_INVALID_PARAM:
+	case SBI_ERR_INVALID_STATE:
 		return -EINVAL;
+	case SBI_ERR_BAD_RANGE:
+		return -ERANGE;
 	case SBI_ERR_INVALID_ADDRESS:
 		return -EFAULT;
+	case SBI_ERR_NO_SHMEM:
+		return -ENOMEM;
+	case SBI_ERR_TIMEOUT:
+		return -ETIME;
+	case SBI_ERR_IO:
+		return -EIO;
 	case SBI_ERR_NOT_SUPPORTED:
 	case SBI_ERR_FAILURE:
 	default:
-- 
2.49.0


  parent reply	other threads:[~2025-04-17 12:24 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-17 12:19 [PATCH v5 00/13] riscv: add SBI FWFT misaligned exception delegation support Clément Léger
2025-04-17 12:19 ` [PATCH v5 01/13] riscv: sbi: add Firmware Feature (FWFT) SBI extensions definitions Clément Léger
2025-04-17 12:19 ` Clément Léger [this message]
2025-04-17 12:19 ` [PATCH v5 03/13] riscv: sbi: add FWFT extension interface Clément Léger
2025-04-24 11:00   ` Andrew Jones
2025-04-24 12:32     ` Clément Léger
2025-04-24 12:57       ` Andrew Jones
2025-04-17 12:19 ` [PATCH v5 04/13] riscv: sbi: add SBI FWFT extension calls Clément Léger
2025-04-24 11:06   ` Andrew Jones
2025-04-24 12:35     ` Clément Léger
2025-04-24 12:59       ` Andrew Jones
2025-04-24 13:04         ` Clément Léger
2025-04-17 12:19 ` [PATCH v5 05/13] riscv: misaligned: request misaligned exception from SBI Clément Léger
2025-04-24 11:14   ` Andrew Jones
2025-04-17 12:19 ` [PATCH v5 06/13] riscv: misaligned: use on_each_cpu() for scalar misaligned access probing Clément Léger
2025-04-17 12:19 ` [PATCH v5 07/13] riscv: misaligned: use correct CONFIG_ ifdef for misaligned_access_speed Clément Léger
2025-04-17 12:19 ` [PATCH v5 08/13] riscv: misaligned: move emulated access uniformity check in a function Clément Léger
2025-04-17 12:19 ` [PATCH v5 09/13] riscv: misaligned: add a function to check misalign trap delegability Clément Léger
2025-04-17 12:19 ` [PATCH v5 10/13] RISC-V: KVM: add SBI extension init()/deinit() functions Clément Léger
2025-04-17 12:19 ` [PATCH v5 11/13] RISC-V: KVM: add SBI extension reset callback Clément Léger
2025-04-17 12:19 ` [PATCH v5 12/13] RISC-V: KVM: add support for FWFT SBI extension Clément Léger
2025-04-17 12:20 ` [PATCH v5 13/13] RISC-V: KVM: add support for SBI_FWFT_MISALIGNED_DELEG Clément Léger
2025-04-24 11:34   ` Andrew Jones
2025-04-24 12:37     ` Clément Léger

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