From: Alexey Kardashevskiy <aik@amd.com>
To: <x86@kernel.org>
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Subject: [RFC PATCH kernel 07/17] x86/dma: Revert "x86: Remove unnecessary architecture-specific <asm/device.h>"
Date: Wed, 16 Sep 2026 21:51:47 +1000 [thread overview]
Message-ID: <20260916115159.1938195-8-aik@amd.com> (raw)
In-Reply-To: <20260916115159.1938195-1-aik@amd.com>
The trusted guest device DMA setup is going to distinguish
encrypted and decrypted memory and dev_archdata is a logical place for
it.
This reverts commit c256d2a8adf2f5670ca262979c451ec4c1108e38.
Signed-off-by: Alexey Kardashevskiy <aik@amd.com>
---
arch/x86/include/asm/device.h | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/arch/x86/include/asm/device.h b/arch/x86/include/asm/device.h
new file mode 100644
index 000000000000..7c0a52ca2f4d
--- /dev/null
+++ b/arch/x86/include/asm/device.h
@@ -0,0 +1,11 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_X86_DEVICE_H
+#define _ASM_X86_DEVICE_H
+
+struct dev_archdata {
+};
+
+struct pdev_archdata {
+};
+
+#endif /* _ASM_X86_DEVICE_H */
--
2.55.0
next prev parent reply other threads:[~2026-09-16 11:57 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-16 11:51 [RFC PATCH kernel 00/17] PCI/TSM: coco/sev-guest: Implement SEV-TIO PCIe TDISP (phase2) Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 01/17] pci/dma/tsm: Call disable DMA bus hook on cleanup Alexey Kardashevskiy
2026-09-16 17:49 ` Borislav Petkov
2026-09-17 2:28 ` Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 02/17] pci/tsm: Fix stale comment about TDI report range start Alexey Kardashevskiy
2026-09-23 20:59 ` Bjorn Helgaas
2026-09-16 11:51 ` [RFC PATCH kernel 03/17] tsm/core: Store range_id in pci_tsm_mmio_entry Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 04/17] crypto/ccp/tsm: Use TSM API for DOE Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 05/17] tsm-core: Register nevertheless Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 06/17] x86/io/tsm: Allow mixed ioremap for shared+private BARs Alexey Kardashevskiy
2026-09-16 11:51 ` Alexey Kardashevskiy [this message]
2026-09-16 11:51 ` [RFC PATCH kernel 08/17] x86/dma: Add ARCH_HAS_PHYS_TO_DMA Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 09/17] dma/swiotlb: Force shared DMA for allocatios from SWIOTLB Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 10/17] x86, dma: Allow accepted devices to map private memory Alexey Kardashevskiy
2026-09-16 12:48 ` Jason Gunthorpe
2026-09-16 11:51 ` [RFC PATCH kernel 11/17] tsm/core: Add TDI status Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 12/17] coco/sev-guest: Allow multiple source files in the driver Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 13/17] x86/sev: Pass HV features to sev-guest device via platform data Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 14/17] x86/sev: Add GHCB calls for SEV-TIO Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 15/17] x86/sev: Implement guest TSM driver for SEV-TIO (phase2, DMA) Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 16/17] x86/sev: Enable secure MMIO (phase2) Alexey Kardashevskiy
2026-09-16 11:51 ` [RFC PATCH kernel 17/17] x86/sev: Flush IOMMU TLB for trusted devices Alexey Kardashevskiy
2026-09-22 19:22 ` Jianxiong Gao
2026-09-23 4:34 ` Alexey Kardashevskiy
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