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From: Sui Jingfeng <suijingfeng@loongson.cn>
To: Sui Jingfeng <15330273260@189.cn>, Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-fbdev@vger.kernel.org, kvm@vger.kernel.org,
	nouveau@lists.freedesktop.org, intel-gfx@lists.freedesktop.org,
	Pan Xinhui <Xinhui.Pan@amd.com>,
	linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
	amd-gfx@lists.freedesktop.org, linux-pci@vger.kernel.org,
	Alex Deucher <alexander.deucher@amd.com>,
	Christian Konig <christian.koenig@amd.com>
Subject: Re: [PATCH v7 8/8] drm/radeon: Implement the is_boot_device callback function
Date: Tue, 27 Jun 2023 22:20:17 +0800	[thread overview]
Message-ID: <628f718b-bcbc-6a3b-6e7f-40148160b5b7@loongson.cn> (raw)
In-Reply-To: <20230613030151.216625-9-15330273260@189.cn>


PING ?


On 2023/6/13 11:01, Sui Jingfeng wrote:
> From: Sui Jingfeng <suijingfeng@loongson.cn>
>
> [why]
>
> The vga_is_firmware_default() defined in drivers/pci/vgaarb.c is
> arch-dependent, it's a dummy on non-x86 architectures currently.
> This made VGAARB lost an important condition for the arbitration.
> It could still be wrong even if we remove the #ifdef and #endif guards.
> because the PCI bar will move (resource re-allocation).
>
> [how]
>
> The device that owns the firmware framebuffer should be the default boot
> device. This patch adds an arch-independent function to enforce this rule

-- 
Jingfeng


      reply	other threads:[~2023-06-27 14:20 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-06-13  3:01 [PATCH v7 0/8] PCI/VGA: Introduce is_boot_device function callback to vga_client_register Sui Jingfeng
2023-06-13  3:01 ` [PATCH v7 1/8] PCI/VGA: Use unsigned type for the io_state variable Sui Jingfeng
2023-06-13  3:01 ` [PATCH v7 2/8] PCI/VGA: Deal only with VGA class devices Sui Jingfeng
2023-06-14 10:50   ` Sui Jingfeng
2023-06-15 21:11     ` Alex Deucher
2023-06-16  7:11       ` Sui Jingfeng
2023-06-16 13:41         ` Alex Deucher
2023-06-16 14:22           ` Sui Jingfeng
2023-06-16 14:34             ` Alex Deucher
2023-06-16 15:44               ` Sui Jingfeng
2023-06-18 12:11               ` Sui Jingfeng
2023-06-19  2:17                 ` Sui Jingfeng
2023-06-19  2:23                 ` Sui Jingfeng
2023-06-21  7:33               ` Sui Jingfeng
2023-07-03 17:18               ` Sui Jingfeng
2023-06-19  3:02   ` Maciej W. Rozycki
2023-06-19  3:45     ` Sui Jingfeng
2023-06-13  3:01 ` [PATCH v7 3/8] PCI/VGA: Tidy up the code and comment format Sui Jingfeng
2023-06-13  3:01 ` [PATCH v7 4/8] PCI/VGA: Replace full MIT license text with SPDX identifier Sui Jingfeng
2023-06-13  3:01 ` [PATCH v7 5/8] video/aperture: Add a helper to detect if an aperture contains firmware FB Sui Jingfeng
2023-06-27 14:21   ` Sui Jingfeng
2023-06-13  3:01 ` [PATCH v7 6/8] PCI/VGA: Introduce is_boot_device function callback to vga_client_register Sui Jingfeng
2023-06-22  5:08   ` Sui Jingfeng
2023-06-29 15:54     ` Bjorn Helgaas
2023-06-29 17:00       ` Sui Jingfeng
2023-06-29 17:44         ` Limonciello, Mario
2023-06-30  2:14           ` suijingfeng
2023-06-30 17:41             ` Bjorn Helgaas
2023-06-30 18:32               ` Jani Nikula
2023-06-30  4:42           ` Sui Jingfeng
2023-06-27 14:35   ` Sui Jingfeng
2023-06-29 14:41   ` Sui Jingfeng
2023-06-13  3:01 ` [PATCH v7 7/8] drm/amdgpu: Implement the is_boot_device callback function Sui Jingfeng
2023-06-15  6:51   ` Sui Jingfeng
2023-06-13  3:01 ` [PATCH v7 8/8] drm/radeon: " Sui Jingfeng
2023-06-27 14:20   ` Sui Jingfeng [this message]

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