From: "tip-bot2 for Mike Travis" <tip-bot2@linutronix.de>
To: linux-tip-commits@vger.kernel.org
Cc: Mike Travis <mike.travis@hpe.com>,
Steve Wahl <steve.wahl@hpe.com>,
Dimitri Sivanich <dimitri.sivanich@hpe.com>,
Andrew Morton <akpm@linux-foundation.org>,
Borislav Petkov <bp@alien8.de>,
Christoph Hellwig <hch@infradead.org>,
"H. Peter Anvin" <hpa@zytor.com>,
Hedi Berriche <hedi.berriche@hpe.com>,
Justin Ernst <justin.ernst@hpe.com>,
Linus Torvalds <torvalds@linux-foundation.org>,
Peter Zijlstra <peterz@infradead.org>,
Russ Anderson <russ.anderson@hpe.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@kernel.org>,
linux-kernel@vger.kernel.org
Subject: [tip: x86/platform] x86/platform/uv: Add return code to UV BIOS Init function
Date: Mon, 07 Oct 2019 14:49:32 -0000 [thread overview]
Message-ID: <157045977203.9978.7836033501229160408.tip-bot2@tip-bot2> (raw)
In-Reply-To: <20190910145839.895739629@stormcage.eag.rdlabs.hpecorp.net>
The following commit has been merged into the x86/platform branch of tip:
Commit-ID: 9743cb68f736d986481edba4d00de454d2faa0ec
Gitweb: https://git.kernel.org/tip/9743cb68f736d986481edba4d00de454d2faa0ec
Author: Mike Travis <mike.travis@hpe.com>
AuthorDate: Tue, 10 Sep 2019 09:58:42 -05:00
Committer: Ingo Molnar <mingo@kernel.org>
CommitterDate: Mon, 07 Oct 2019 13:42:10 +02:00
x86/platform/uv: Add return code to UV BIOS Init function
Add a return code to the UV BIOS init function that indicates the
successful initialization of the kernel/BIOS callback interface.
Signed-off-by: Mike Travis <mike.travis@hpe.com>
Reviewed-by: Steve Wahl <steve.wahl@hpe.com>
Reviewed-by: Dimitri Sivanich <dimitri.sivanich@hpe.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Hedi Berriche <hedi.berriche@hpe.com>
Cc: Justin Ernst <justin.ernst@hpe.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Russ Anderson <russ.anderson@hpe.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190910145839.895739629@stormcage.eag.rdlabs.hpecorp.net
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
arch/x86/include/asm/uv/bios.h | 2 +-
arch/x86/platform/uv/bios_uv.c | 9 +++++----
2 files changed, 6 insertions(+), 5 deletions(-)
diff --git a/arch/x86/include/asm/uv/bios.h b/arch/x86/include/asm/uv/bios.h
index 6e7caf6..389174e 100644
--- a/arch/x86/include/asm/uv/bios.h
+++ b/arch/x86/include/asm/uv/bios.h
@@ -138,7 +138,7 @@ extern s64 uv_bios_change_memprotect(u64, u64, enum uv_memprotect);
extern s64 uv_bios_reserved_page_pa(u64, u64 *, u64 *, u64 *);
extern int uv_bios_set_legacy_vga_target(bool decode, int domain, int bus);
-extern void uv_bios_init(void);
+extern int uv_bios_init(void);
extern unsigned long sn_rtc_cycles_per_second;
extern int uv_type;
diff --git a/arch/x86/platform/uv/bios_uv.c b/arch/x86/platform/uv/bios_uv.c
index c2ee319..ece9cb9 100644
--- a/arch/x86/platform/uv/bios_uv.c
+++ b/arch/x86/platform/uv/bios_uv.c
@@ -184,20 +184,20 @@ int uv_bios_set_legacy_vga_target(bool decode, int domain, int bus)
}
EXPORT_SYMBOL_GPL(uv_bios_set_legacy_vga_target);
-void uv_bios_init(void)
+int uv_bios_init(void)
{
uv_systab = NULL;
if ((uv_systab_phys == EFI_INVALID_TABLE_ADDR) ||
!uv_systab_phys || efi_runtime_disabled()) {
pr_crit("UV: UVsystab: missing\n");
- return;
+ return -EEXIST;
}
uv_systab = ioremap(uv_systab_phys, sizeof(struct uv_systab));
if (!uv_systab || strncmp(uv_systab->signature, UV_SYSTAB_SIG, 4)) {
pr_err("UV: UVsystab: bad signature!\n");
iounmap(uv_systab);
- return;
+ return -EINVAL;
}
/* Starting with UV4 the UV systab size is variable */
@@ -208,8 +208,9 @@ void uv_bios_init(void)
uv_systab = ioremap(uv_systab_phys, size);
if (!uv_systab) {
pr_err("UV: UVsystab: ioremap(%d) failed!\n", size);
- return;
+ return -EFAULT;
}
}
pr_info("UV: UVsystab: Revision:%x\n", uv_systab->revision);
+ return 0;
}
next prev parent reply other threads:[~2019-10-07 14:49 UTC|newest]
Thread overview: 52+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-09-05 18:47 [PATCH 0/8] x86/platform/UV: Update UV Hubless System Support Mike Travis
2019-09-05 18:47 ` [PATCH 1/8] x86/platform/uv: Save OEM_ID from ACPI MADT probe Mike Travis
2019-09-05 18:47 ` [PATCH 2/8] x86/platform/uv: Return UV Hubless System Type Mike Travis
2019-09-05 18:47 ` [PATCH 3/8] x86/platform/uv: Add return code to UV BIOS Init function Mike Travis
2019-09-05 18:47 ` [PATCH 4/8] x86/platform/uv: Setup UV functions for Hubless UV Systems Mike Travis
2019-09-05 18:47 ` [PATCH 5/8] x86/platform/uv: Add UV Hubbed/Hubless Proc FS Files Mike Travis
2019-09-05 18:47 ` [PATCH 6/8] x86/platform/uv: Decode UVsystab Info Mike Travis
2019-09-05 18:47 ` [PATCH 7/8] x86/platform/uv: Check EFI Boot to set reboot type Mike Travis
2019-09-05 18:47 ` [PATCH 8/8] x86/platform/uv: Account for UV Hubless in is_uvX_hub Ops Mike Travis
2019-09-05 19:02 ` [PATCH 0/8] x86/platform/UV: Update UV Hubless System Support Thomas Gleixner
2019-09-05 19:08 ` Mike Travis
2019-09-05 19:14 ` Thomas Gleixner
2019-09-10 14:31 ` [PATCH V2 " Mike Travis
2019-09-10 14:31 ` [PATCH 1/8] x86/platform/uv: Save OEM_ID from ACPI MADT probe Mike Travis
2019-09-10 14:31 ` [PATCH V2 2/8] x86/platform/uv: Return UV Hubless System Type Mike Travis
2019-09-10 14:31 ` [PATCH 3/8] x86/platform/uv: Add return code to UV BIOS Init function Mike Travis
2019-09-10 14:31 ` [PATCH 4/8] x86/platform/uv: Setup UV functions for Hubless UV Systems Mike Travis
2019-09-10 14:31 ` [PATCH V2 5/8] x86/platform/uv: Add UV Hubbed/Hubless Proc FS Files Mike Travis
2019-09-10 14:31 ` [PATCH V2 6/8] x86/platform/uv: Decode UVsystab Info Mike Travis
2019-09-10 14:31 ` [PATCH 7/8] x86/platform/uv: Check EFI Boot to set reboot type Mike Travis
2019-09-10 14:31 ` [PATCH V2 8/8] x86/platform/uv: Account for UV Hubless in is_uvX_hub Ops Mike Travis
2019-09-10 14:46 ` [PATCH V2 0/8] x86/platform/UV: Update UV Hubless System Support Mike Travis
2019-09-10 14:46 ` [PATCH 1/8] x86/platform/uv: Save OEM_ID from ACPI MADT probe Mike Travis
2019-09-10 14:46 ` [PATCH V2 2/8] x86/platform/uv: Return UV Hubless System Type Mike Travis
2019-09-10 14:46 ` [PATCH 3/8] x86/platform/uv: Add return code to UV BIOS Init function Mike Travis
2019-09-10 14:46 ` [PATCH 4/8] x86/platform/uv: Setup UV functions for Hubless UV Systems Mike Travis
2019-09-10 14:46 ` [PATCH V2 5/8] x86/platform/uv: Add UV Hubbed/Hubless Proc FS Files Mike Travis
2019-09-10 14:46 ` [PATCH V2 6/8] x86/platform/uv: Decode UVsystab Info Mike Travis
2019-09-10 14:46 ` [PATCH 7/8] x86/platform/uv: Check EFI Boot to set reboot type Mike Travis
2019-09-10 14:46 ` [PATCH V2 8/8] x86/platform/uv: Account for UV Hubless in is_uvX_hub Ops Mike Travis
2019-09-10 14:58 ` [PATCH V2 0/8] x86/platform/UV: Update UV Hubless System Support Mike Travis
2019-09-10 14:58 ` [PATCH 1/8] x86/platform/uv: Save OEM_ID from ACPI MADT probe Mike Travis
2019-10-07 14:49 ` [tip: x86/platform] " tip-bot2 for Mike Travis
2019-09-10 14:58 ` [PATCH V2 2/8] x86/platform/uv: Return UV Hubless System Type Mike Travis
2019-10-07 14:49 ` [tip: x86/platform] " tip-bot2 for Mike Travis
2019-09-10 14:58 ` [PATCH 3/8] x86/platform/uv: Add return code to UV BIOS Init function Mike Travis
2019-10-07 14:49 ` tip-bot2 for Mike Travis [this message]
2019-09-10 14:58 ` [PATCH 4/8] x86/platform/uv: Setup UV functions for Hubless UV Systems Mike Travis
2019-09-11 6:07 ` Ingo Molnar
2019-09-11 20:44 ` Mike Travis
2019-09-11 20:58 ` Mike Travis
2019-10-07 14:49 ` [tip: x86/platform] " tip-bot2 for Mike Travis
2019-09-10 14:58 ` [PATCH V2 5/8] x86/platform/uv: Add UV Hubbed/Hubless Proc FS Files Mike Travis
2019-09-11 6:04 ` Ingo Molnar
2019-09-11 16:05 ` Mike Travis
2019-10-07 14:49 ` [tip: x86/platform] " tip-bot2 for Mike Travis
2019-09-10 14:58 ` [PATCH V2 6/8] x86/platform/uv: Decode UVsystab Info Mike Travis
2019-10-07 14:49 ` [tip: x86/platform] " tip-bot2 for Mike Travis
2019-09-10 14:58 ` [PATCH 7/8] x86/platform/uv: Check EFI Boot to set reboot type Mike Travis
2019-10-07 14:49 ` [tip: x86/platform] " tip-bot2 for Mike Travis
2019-09-10 14:58 ` [PATCH V2 8/8] x86/platform/uv: Account for UV Hubless in is_uvX_hub Ops Mike Travis
2019-10-07 14:49 ` [tip: x86/platform] " tip-bot2 for Mike Travis
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