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[37.24.206.209]) by smtp.gmail.com with ESMTPSA id s10-20020a05600c044a00b0040efc268713sm8570104wmb.26.2024.02.05.05.56.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 05 Feb 2024 05:56:55 -0800 (PST) X-Outflank-Mailman: Message body and most headers restored to incoming version X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: 6c801d7b-c42e-11ee-98f5-efadbce2ee36 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=suse.com; s=google; t=1707141416; x=1707746216; darn=lists.xenproject.org; h=content-transfer-encoding:in-reply-to:autocrypt:references:cc:to :from:content-language:subject:user-agent:mime-version:date :message-id:from:to:cc:subject:date:message-id:reply-to; bh=xeo9DHqLhyAKD6WkqcE7ZsPzOC6r3GO9FyNnjBbVjWg=; b=U0imfmc5NLC1819iyKXKi/sCwqF0YaJNGnuIbbCeE+srnjJuV5lv6Pekbiu4YIWowJ Z11HT6JwI9KMkM2M57r60g6z7+Uc+PVEQGu1KdPj2s8EAhCYxR5siK5jdCvt/3L/xBIy 2bOknoJLQ4bIjtBhVnAyFKIq9+bv6ybiwCQuwyt0rRsNXkpdHNgl08wD4hWJyyGHFnWC 8oPSuafUKrBM6jaNng9iVjZf9U5ht3EmbyqelIHZSYrQpSdqWrU50WurKFB9a2A3qJbi WKO5lYShbETp23lMHyVvCmEHGcMHla7CLVyx5q/ttmCLmSkFRQWJIpqHL0DoMPJSnF1T vS+w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707141416; x=1707746216; h=content-transfer-encoding:in-reply-to:autocrypt:references:cc:to :from:content-language:subject:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=xeo9DHqLhyAKD6WkqcE7ZsPzOC6r3GO9FyNnjBbVjWg=; b=kVNvKgQhmJsYrHqKi5TZdnUeUowYN2eQGrFCFE/HQrsjlhyYMFhFqGznLLUOzcRv+/ 8ROtuSpNsl+O0O/9QNFoJvGrWzhPh/i5nYUFiDL5Wdk3CTiXGsHwrX+owb0+Ki3ashBr XFD5/9tc5YxkEZPLO+lo0ON94XNO7cK7Nn5VATxssHDaKIHBAinVCXoJ+HAgZ2jq5N6Q /QhuGqnTnWINftVUNIxL6/ViO3kYqAB+tRGwxsBn59MfmiAdS0Ep2/IclaKVbp04t7GD vriVboUBnwA6CnHUmxvDoqnMrrQRgR4wsNk8Yyrr+Tc1GEWbBhCdMjp3V6F7LL2++GXa x2zA== X-Gm-Message-State: AOJu0YwMUmBZb2YaPKh1SLIqeLIbTY+lZtILPEUhkoQwrCLjlZv82SaN Dng7fouzKED0DllACdTM8uxKMftXp8/hV9ff2E5HuxoblFC+wWy6eWLB62O47gwBB6E1aEZ/0MQ = X-Google-Smtp-Source: AGHT+IFh4g3nSQAwzF4QQsuBLBhkW4JIZ4T2NTiGOlKNdj81gjIVBNg1B7egKsB3lrK01voNNtbn3A== X-Received: by 2002:a05:600c:548f:b0:40f:ba0b:16b3 with SMTP id iv15-20020a05600c548f00b0040fba0b16b3mr5246317wmb.2.1707141415954; Mon, 05 Feb 2024 05:56:55 -0800 (PST) X-Forwarded-Encrypted: i=0; AJvYcCVaYke9c25HWtuApe/uvtGvV7vnZoOn1fWG9SS7v5zvQJe4TjNQdcTy+WCDdN2AZwlDQI3m5PG7dztrGpLLB8lzp+OFQ6BnqY1plG2UMeiRw9NT Message-ID: Date: Mon, 5 Feb 2024 14:56:55 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: [PATCH 5/7] VT-d: move ats_device() to the sole file it's used from Content-Language: en-US From: Jan Beulich To: "xen-devel@lists.xenproject.org" Cc: Kevin Tian , =?UTF-8?Q?Roger_Pau_Monn=C3=A9?= , Paul Durrant References: <25506838-b818-4686-8c16-3a198338af44@suse.com> Autocrypt: addr=jbeulich@suse.com; keydata= xsDiBFk3nEQRBADAEaSw6zC/EJkiwGPXbWtPxl2xCdSoeepS07jW8UgcHNurfHvUzogEq5xk hu507c3BarVjyWCJOylMNR98Yd8VqD9UfmX0Hb8/BrA+Hl6/DB/eqGptrf4BSRwcZQM32aZK 7Pj2XbGWIUrZrd70x1eAP9QE3P79Y2oLrsCgbZJfEwCgvz9JjGmQqQkRiTVzlZVCJYcyGGsD /0tbFCzD2h20ahe8rC1gbb3K3qk+LpBtvjBu1RY9drYk0NymiGbJWZgab6t1jM7sk2vuf0Py O9Hf9XBmK0uE9IgMaiCpc32XV9oASz6UJebwkX+zF2jG5I1BfnO9g7KlotcA/v5ClMjgo6Gl MDY4HxoSRu3i1cqqSDtVlt+AOVBJBACrZcnHAUSuCXBPy0jOlBhxPqRWv6ND4c9PH1xjQ3NP nxJuMBS8rnNg22uyfAgmBKNLpLgAGVRMZGaGoJObGf72s6TeIqKJo/LtggAS9qAUiuKVnygo 3wjfkS9A3DRO+SpU7JqWdsveeIQyeyEJ/8PTowmSQLakF+3fote9ybzd880fSmFuIEJldWxp Y2ggPGpiZXVsaWNoQHN1c2UuY29tPsJgBBMRAgAgBQJZN5xEAhsDBgsJCAcDAgQVAggDBBYC AwECHgECF4AACgkQoDSui/t3IH4J+wCfQ5jHdEjCRHj23O/5ttg9r9OIruwAn3103WUITZee e7Sbg12UgcQ5lv7SzsFNBFk3nEQQCACCuTjCjFOUdi5Nm244F+78kLghRcin/awv+IrTcIWF hUpSs1Y91iQQ7KItirz5uwCPlwejSJDQJLIS+QtJHaXDXeV6NI0Uef1hP20+y8qydDiVkv6l IreXjTb7DvksRgJNvCkWtYnlS3mYvQ9NzS9PhyALWbXnH6sIJd2O9lKS1Mrfq+y0IXCP10eS FFGg+Av3IQeFatkJAyju0PPthyTqxSI4lZYuJVPknzgaeuJv/2NccrPvmeDg6Coe7ZIeQ8Yj t0ARxu2xytAkkLCel1Lz1WLmwLstV30g80nkgZf/wr+/BXJW/oIvRlonUkxv+IbBM3dX2OV8 AmRv1ySWPTP7AAMFB/9PQK/VtlNUJvg8GXj9ootzrteGfVZVVT4XBJkfwBcpC/XcPzldjv+3 HYudvpdNK3lLujXeA5fLOH+Z/G9WBc5pFVSMocI71I8bT8lIAzreg0WvkWg5V2WZsUMlnDL9 mpwIGFhlbM3gfDMs7MPMu8YQRFVdUvtSpaAs8OFfGQ0ia3LGZcjA6Ik2+xcqscEJzNH+qh8V m5jjp28yZgaqTaRbg3M/+MTbMpicpZuqF4rnB0AQD12/3BNWDR6bmh+EkYSMcEIpQmBM51qM EKYTQGybRCjpnKHGOxG0rfFY1085mBDZCH5Kx0cl0HVJuQKC+dV2ZY5AqjcKwAxpE75MLFkr wkkEGBECAAkFAlk3nEQCGwwACgkQoDSui/t3IH7nnwCfcJWUDUFKdCsBH/E5d+0ZnMQi+G0A nAuWpQkjM1ASeQwSHEeAWPgskBQL In-Reply-To: <25506838-b818-4686-8c16-3a198338af44@suse.com> Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @suse.com) X-ZM-MESSAGEID: 1707141436029100001 Content-Type: text/plain; charset="utf-8" ..., thus allowing it to become static, and thus reducing scope overlap between it and pci_ats_device(). There's nothing x86-specific about this function anyway. Signed-off-by: Jan Beulich Acked-by: Roger Pau Monn=C3=A9 zroger.pau@citrix.com> --- a/xen/drivers/passthrough/vtd/extern.h +++ b/xen/drivers/passthrough/vtd/extern.h @@ -65,8 +65,6 @@ struct acpi_drhd_unit *ioapic_to_drhd(un struct acpi_drhd_unit *hpet_to_drhd(unsigned int hpet_id); struct acpi_rhsa_unit *drhd_to_rhsa(const struct acpi_drhd_unit *drhd); =20 -int ats_device(const struct pci_dev *, const struct acpi_drhd_unit *); - int dev_invalidate_iotlb(struct vtd_iommu *iommu, u16 did, u64 addr, unsigned int size_order, u64 type); =20 --- a/xen/drivers/passthrough/vtd/iommu.c +++ b/xen/drivers/passthrough/vtd/iommu.c @@ -1455,6 +1455,33 @@ static void __hwdom_init cf_check intel_ } } =20 +static int ats_device(const struct pci_dev *pdev, + const struct acpi_drhd_unit *drhd) +{ + const struct acpi_satc_unit *satc; + int pos; + + if ( !opt_ats || !iommu_qinval ) + return 0; + + if ( !ecap_queued_inval(drhd->iommu->ecap) || + !ecap_dev_iotlb(drhd->iommu->ecap) ) + return 0; + + if ( !acpi_find_matched_atsr_unit(pdev) ) + return 0; + + satc =3D acpi_find_matched_satc_unit(pdev); + if ( opt_ats < 0 && (!satc || !satc->atc_required) ) + return 0; + + pos =3D pci_find_ext_capability(pdev->sbdf, PCI_EXT_CAP_ID_ATS); + if ( pos ) + drhd->iommu->flush_dev_iotlb =3D true; + + return pos; +} + /* * This function returns * - a negative errno value upon error, --- a/xen/drivers/passthrough/vtd/x86/ats.c +++ b/xen/drivers/passthrough/vtd/x86/ats.c @@ -28,32 +28,6 @@ #include "../extern.h" #include "../../ats.h" =20 -int ats_device(const struct pci_dev *pdev, const struct acpi_drhd_unit *dr= hd) -{ - const struct acpi_satc_unit *satc; - int pos; - - if ( !opt_ats || !iommu_qinval ) - return 0; - - if ( !ecap_queued_inval(drhd->iommu->ecap) || - !ecap_dev_iotlb(drhd->iommu->ecap) ) - return 0; - - if ( !acpi_find_matched_atsr_unit(pdev) ) - return 0; - - satc =3D acpi_find_matched_satc_unit(pdev); - if ( opt_ats < 0 && (!satc || !satc->atc_required) ) - return 0; - - pos =3D pci_find_ext_capability(pdev->sbdf, PCI_EXT_CAP_ID_ATS); - if ( pos ) - drhd->iommu->flush_dev_iotlb =3D true; - - return pos; -} - static bool device_in_domain(const struct vtd_iommu *iommu, const struct pci_dev *pdev, uint16_t did) {