Blame SOURCES/0057-mdadm-added-support-for-Intel-Alderlake-RST-on-VMD-p.patch

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From ea7a02a3294aae223e1329aed5da7f4aa3ac05c5 Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?Old=C5=99ich=20Jedli=C4=8Dka?= <oldium.pro@gmail.com>
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Date: Wed, 31 Aug 2022 19:57:29 +0200
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Subject: [PATCH 57/83] mdadm: added support for Intel Alderlake RST on VMD
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 platform
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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Alderlake RST on VMD uses RstVmdV UEFI variable name, so detect it.
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Signed-off-by: Oldřich Jedlička <oldium.pro@gmail.com>
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Reviewed-by: Kinga Tanska <kinga.tanska@linux.intel.com>
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Signed-off-by: Jes Sorensen <jsorensen@fb.com>
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---
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 platform-intel.c | 18 +++++++++++++-----
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 1 file changed, 13 insertions(+), 5 deletions(-)
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diff --git a/platform-intel.c b/platform-intel.c
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index 5a8729e7..757f0b1b 100644
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--- a/platform-intel.c
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+++ b/platform-intel.c
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@@ -512,7 +512,8 @@ static const struct imsm_orom *find_imsm_hba_orom(struct sys_dev *hba)
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 #define AHCI_PROP "RstSataV"
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 #define AHCI_SSATA_PROP "RstsSatV"
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 #define AHCI_TSATA_PROP "RsttSatV"
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-#define VMD_PROP "RstUefiV"
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+#define VROC_VMD_PROP "RstUefiV"
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+#define RST_VMD_PROP "RstVmdV"
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 #define VENDOR_GUID \
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 	EFI_GUID(0x193dfefa, 0xa445, 0x4302, 0x99, 0xd8, 0xef, 0x3a, 0xad, 0x1a, 0x04, 0xc6)
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@@ -605,6 +606,7 @@ const struct imsm_orom *find_imsm_efi(struct sys_dev *hba)
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 	struct orom_entry *ret;
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 	static const char * const sata_efivars[] = {AHCI_PROP, AHCI_SSATA_PROP,
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 						    AHCI_TSATA_PROP};
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+	static const char * const vmd_efivars[] = {VROC_VMD_PROP, RST_VMD_PROP};
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 	unsigned long i;
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 	if (check_env("IMSM_TEST_AHCI_EFI") || check_env("IMSM_TEST_SCU_EFI"))
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@@ -636,10 +638,16 @@ const struct imsm_orom *find_imsm_efi(struct sys_dev *hba)
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 		break;
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 	case SYS_DEV_VMD:
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-		if (!read_efi_variable(&orom, sizeof(orom), VMD_PROP,
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-				       VENDOR_GUID))
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-			break;
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-		return NULL;
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+		for (i = 0; i < ARRAY_SIZE(vmd_efivars); i++) {
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+			if (!read_efi_variable(&orom, sizeof(orom),
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+						vmd_efivars[i], VENDOR_GUID))
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+				break;
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+		}
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+
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+		if (i == ARRAY_SIZE(vmd_efivars))
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+			return NULL;
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+
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+		break;
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 	default:
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 		return NULL;
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 	}
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-- 
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2.38.1
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