From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2BE5BC07E99 for ; Mon, 5 Jul 2021 13:53:40 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id F26AB613FC for ; Mon, 5 Jul 2021 13:53:39 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org F26AB613FC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 855F88936B; Mon, 5 Jul 2021 13:53:35 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9CD958936B; Mon, 5 Jul 2021 13:53:34 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10035"; a="207154298" X-IronPort-AV: E=Sophos;i="5.83,325,1616482800"; d="scan'208";a="207154298" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jul 2021 06:53:34 -0700 X-IronPort-AV: E=Sophos;i="5.83,325,1616482800"; d="scan'208";a="562596248" Received: from ricrossl-mobl.ger.corp.intel.com (HELO mwauld-desk1.intel.com) ([10.252.23.185]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jul 2021 06:53:30 -0700 From: Matthew Auld To: intel-gfx@lists.freedesktop.org Date: Mon, 5 Jul 2021 14:53:09 +0100 Message-Id: <20210705135310.1502437-4-matthew.auld@intel.com> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20210705135310.1502437-1-matthew.auld@intel.com> References: <20210705135310.1502437-1-matthew.auld@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v3 4/5] drm/i915/uapi: convert drm_i915_gem_set_domain to kernel doc X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , dri-devel@lists.freedesktop.org, Kenneth Graunke , Daniel Vetter Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Q29udmVydCBhbGwgdGhlIGRybV9pOTE1X2dlbV9zZXRfZG9tYWluIGJpdHMgdG8gcHJvcGVyIGtl cm5lbCBkb2MuCgpTdWdnZXN0ZWQtYnk6IERhbmllbCBWZXR0ZXIgPGRhbmllbEBmZndsbC5jaD4K U2lnbmVkLW9mZi1ieTogTWF0dGhldyBBdWxkIDxtYXR0aGV3LmF1bGRAaW50ZWwuY29tPgpDYzog VGhvbWFzIEhlbGxzdHLDtm0gPHRob21hcy5oZWxsc3Ryb21AbGludXguaW50ZWwuY29tPgpDYzog TWFhcnRlbiBMYW5raG9yc3QgPG1hYXJ0ZW4ubGFua2hvcnN0QGxpbnV4LmludGVsLmNvbT4KQ2M6 IFR2cnRrbyBVcnN1bGluIDx0dnJ0a28udXJzdWxpbkBsaW51eC5pbnRlbC5jb20+CkNjOiBKb3Jk YW4gSnVzdGVuIDxqb3JkYW4ubC5qdXN0ZW5AaW50ZWwuY29tPgpDYzogS2VubmV0aCBHcmF1bmtl IDxrZW5uZXRoQHdoaXRlY2FwZS5vcmc+CkNjOiBKYXNvbiBFa3N0cmFuZCA8amFzb25Aamxla3N0 cmFuZC5uZXQ+CkNjOiBEYW5pZWwgVmV0dGVyIDxkYW5pZWwudmV0dGVyQGZmd2xsLmNoPgpDYzog UmFtYWxpbmdhbSBDIDxyYW1hbGluZ2FtLmNAaW50ZWwuY29tPgotLS0KIGluY2x1ZGUvdWFwaS9k cm0vaTkxNV9kcm0uaCB8IDM0ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKystLS0KIDEg ZmlsZSBjaGFuZ2VkLCAzMSBpbnNlcnRpb25zKCspLCAzIGRlbGV0aW9ucygtKQoKZGlmZiAtLWdp dCBhL2luY2x1ZGUvdWFwaS9kcm0vaTkxNV9kcm0uaCBiL2luY2x1ZGUvdWFwaS9kcm0vaTkxNV9k cm0uaAppbmRleCBhNGZhY2VlYjhjMzIuLjZmOTRlNWU3NTY5YSAxMDA2NDQKLS0tIGEvaW5jbHVk ZS91YXBpL2RybS9pOTE1X2RybS5oCisrKyBiL2luY2x1ZGUvdWFwaS9kcm0vaTkxNV9kcm0uaApA QCAtODgwLDE0ICs4ODAsNDIgQEAgc3RydWN0IGRybV9pOTE1X2dlbV9tbWFwX29mZnNldCB7CiAJ X191NjQgZXh0ZW5zaW9uczsKIH07CiAKKworLyoqCisgKiBzdHJ1Y3QgZHJtX2k5MTVfZ2VtX3Nl dF9kb21haW4gLSBBZGp1c3QgdGhlIG9iamVjdHMgd3JpdGUgb3IgcmVhZCBkb21haW4sIGluCisg KiBwcmVwYXJhdGlvbiBmb3IgYWNjZXNzaW5nIHRoZSBwYWdlcyB2aWEgc29tZSBDUFUgZG9tYWlu LgorICoKKyAqIFNwZWNpZnlpbmcgYSBuZXcgd3JpdGUgb3IgcmVhZCBkb21haW4gd2lsbCBmbHVz aCB0aGUgb2JqZWN0IG91dCBvZiB0aGUKKyAqIHByZXZpb3VzIGRvbWFpbihpZiByZXF1aXJlZCks IGJlZm9yZSB0aGVuIHVwZGF0aW5nIHRoZSBvYmplY3RzIGRvbWFpbgorICogdHJhY2tpbmcgd2l0 aCB0aGUgbmV3IGRvbWFpbi4KKyAqCisgKiBOb3RlIHRoaXMgbWlnaHQgaW52b2x2ZSB3YWl0aW5n IGZvciB0aGUgb2JqZWN0IGZpcnN0IGlmIGl0IGlzIHN0aWxsIGFjdGl2ZSBvbgorICogdGhlIEdQ VS4KKyAqCisgKiBTdXBwb3J0ZWQgdmFsdWVzIGZvciBAcmVhZF9kb21haW5zIGFuZCBAd3JpdGVf ZG9tYWluOgorICoKKyAqCS0gSTkxNV9HRU1fRE9NQUlOX1dDOiBVbmNhY2hlZCB3cml0ZS1jb21i aW5lZCBkb21haW4KKyAqCS0gSTkxNV9HRU1fRE9NQUlOX0NQVTogQ1BVIGNhY2hlIGRvbWFpbgor ICoJLSBJOTE1X0dFTV9ET01BSU5fR1RUOiBNYXBwYWJsZSBhcGVydHVyZSBkb21haW4KKyAqCisg KiBBbGwgb3RoZXIgZG9tYWlucyBhcmUgcmVqZWN0ZWQuCisgKgorICovCiBzdHJ1Y3QgZHJtX2k5 MTVfZ2VtX3NldF9kb21haW4gewotCS8qKiBIYW5kbGUgZm9yIHRoZSBvYmplY3QgKi8KKwkvKiog QGhhbmRsZTogSGFuZGxlIGZvciB0aGUgb2JqZWN0LiAqLwogCV9fdTMyIGhhbmRsZTsKIAotCS8q KiBOZXcgcmVhZCBkb21haW5zICovCisJLyoqCisJICogQHJlYWRfZG9tYWluczogTmV3IHJlYWQg ZG9tYWlucy4KKwkgKi8KIAlfX3UzMiByZWFkX2RvbWFpbnM7CiAKLQkvKiogTmV3IHdyaXRlIGRv bWFpbiAqLworCS8qKgorCSAqIEB3cml0ZV9kb21haW46IE5ldyB3cml0ZSBkb21haW4uCisJICoK KwkgKiBOb3RlIHRoYXQgaGF2aW5nIHNvbWV0aGluZyBpbiB0aGUgd3JpdGUgZG9tYWluIGltcGxp ZXMgaXQncyBpbiB0aGUKKwkgKiByZWFkIGRvbWFpbiwgYW5kIG9ubHkgdGhhdCByZWFkIGRvbWFp bi4KKwkgKi8KIAlfX3UzMiB3cml0ZV9kb21haW47CiB9OwogCi0tIAoyLjI2LjMKCl9fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCkludGVsLWdmeCBtYWlsaW5n IGxpc3QKSW50ZWwtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xpc3RzLmZyZWVk ZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2ludGVsLWdmeAo= From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E67FCC07E9E for ; Mon, 5 Jul 2021 13:53:40 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B4BE8613FC for ; Mon, 5 Jul 2021 13:53:40 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B4BE8613FC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 73FB8893D0; Mon, 5 Jul 2021 13:53:36 +0000 (UTC) Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9CD958936B; Mon, 5 Jul 2021 13:53:34 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10035"; a="207154298" X-IronPort-AV: E=Sophos;i="5.83,325,1616482800"; d="scan'208";a="207154298" Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jul 2021 06:53:34 -0700 X-IronPort-AV: E=Sophos;i="5.83,325,1616482800"; d="scan'208";a="562596248" Received: from ricrossl-mobl.ger.corp.intel.com (HELO mwauld-desk1.intel.com) ([10.252.23.185]) by fmsmga001-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jul 2021 06:53:30 -0700 From: Matthew Auld To: intel-gfx@lists.freedesktop.org Subject: [PATCH v3 4/5] drm/i915/uapi: convert drm_i915_gem_set_domain to kernel doc Date: Mon, 5 Jul 2021 14:53:09 +0100 Message-Id: <20210705135310.1502437-4-matthew.auld@intel.com> X-Mailer: git-send-email 2.26.3 In-Reply-To: <20210705135310.1502437-1-matthew.auld@intel.com> References: <20210705135310.1502437-1-matthew.auld@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , Jason Ekstrand , Tvrtko Ursulin , Jordan Justen , dri-devel@lists.freedesktop.org, Kenneth Graunke , Daniel Vetter Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Convert all the drm_i915_gem_set_domain bits to proper kernel doc. Suggested-by: Daniel Vetter Signed-off-by: Matthew Auld Cc: Thomas Hellström Cc: Maarten Lankhorst Cc: Tvrtko Ursulin Cc: Jordan Justen Cc: Kenneth Graunke Cc: Jason Ekstrand Cc: Daniel Vetter Cc: Ramalingam C --- include/uapi/drm/i915_drm.h | 34 +++++++++++++++++++++++++++++++--- 1 file changed, 31 insertions(+), 3 deletions(-) diff --git a/include/uapi/drm/i915_drm.h b/include/uapi/drm/i915_drm.h index a4faceeb8c32..6f94e5e7569a 100644 --- a/include/uapi/drm/i915_drm.h +++ b/include/uapi/drm/i915_drm.h @@ -880,14 +880,42 @@ struct drm_i915_gem_mmap_offset { __u64 extensions; }; + +/** + * struct drm_i915_gem_set_domain - Adjust the objects write or read domain, in + * preparation for accessing the pages via some CPU domain. + * + * Specifying a new write or read domain will flush the object out of the + * previous domain(if required), before then updating the objects domain + * tracking with the new domain. + * + * Note this might involve waiting for the object first if it is still active on + * the GPU. + * + * Supported values for @read_domains and @write_domain: + * + * - I915_GEM_DOMAIN_WC: Uncached write-combined domain + * - I915_GEM_DOMAIN_CPU: CPU cache domain + * - I915_GEM_DOMAIN_GTT: Mappable aperture domain + * + * All other domains are rejected. + * + */ struct drm_i915_gem_set_domain { - /** Handle for the object */ + /** @handle: Handle for the object. */ __u32 handle; - /** New read domains */ + /** + * @read_domains: New read domains. + */ __u32 read_domains; - /** New write domain */ + /** + * @write_domain: New write domain. + * + * Note that having something in the write domain implies it's in the + * read domain, and only that read domain. + */ __u32 write_domain; }; -- 2.26.3