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AJvYcCX6PnCOTGBcstWXZbwmSoUemGEnmjSG0+Fgbxzs7wWBmZRoRhRXaCMCac2jAOdhZNbUc+UXTtz66qXsroOXwj4w4uS60G2lOle+e12h X-Gm-Message-State: AOJu0YwkVDeVXbBL5lemtuvI3Y7riJlz1TUzFPgVzm5cW47xOwrFEiN4 hQhmICb8xCPShE2Yl3sE3DQ/RFiLL7gGFuvNUeixWuXaJWAcJHJWNJYLTU18YR1qE5dD2yDaFzy aqHH7V61QeGC/eQ== X-Received: from saravanak.san.corp.google.com ([2620:15c:2d:3:d64:6ee3:55a9:46e6]) (user=saravanak job=sendgmr) by 2002:a05:6902:70d:b0:dc6:c94e:fb85 with SMTP id k13-20020a056902070d00b00dc6c94efb85mr376493ybt.2.1709615102823; Mon, 04 Mar 2024 21:05:02 -0800 (PST) Date: Mon, 4 Mar 2024 21:04:53 -0800 Message-Id: <20240305050458.1400667-1-saravanak@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.44.0.278.ge034bb2e1d-goog Subject: [PATCH v5 0/3] Add post-init-providers binding to improve suspend/resume stability From: Saravana Kannan To: Greg Kroah-Hartman , "Rafael J. Wysocki" , Ard Biesheuvel , Rob Herring , Frank Rowand , Andy Shevchenko , Daniel Scally , Heikki Krogerus , Sakari Ailus , Len Brown Cc: Saravana Kannan , kernel-team@android.com, linux-kernel@vger.kernel.org, linux-efi@vger.kernel.org, devicetree@vger.kernel.org, linux-acpi@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Greg, Can you pull this in as part of your tree please? Thanks, Saravana This patch series adds a "post-init-providers" device tree binding that can be used to break dependency cycles in device tree and enforce a more determinstic probe/suspend/resume order. This will also improve the stability of global async probing and async suspend/resume and allow us to enable them more easily. Yet another step away from playing initcall chicken with probing and step towards fully async probing and suspend/resume. dtschema update for post-init-providers will have a more substantial documentation of the examples and the need for this property. v4->v5: - As suggesed by reviewers, removed line wraps to go > 80 chars. - Added Reviewed-by and Acked-by - Dropped the DT schema documentation patch (will submit tha to dtschema) v3->v4: - Fixed MAINTAINERS file to go with the file rename. v2->v3: - Changes doc/code from "post-init-supplier" to "post-init-providers" - Fixed some wording that was ambiguous for Conor. - Fixed indentation, additionalProperies and white space issues in the yaml syntax. - Fixed syntax errors in the example. v1->v2: - Addressed Documentation/commit text errors pointed out by Rob - Reordered MAINTAINERS chunk as pointed out by Krzysztof Saravana Kannan (3): driver core: Adds flags param to fwnode_link_add() driver core: Add FWLINK_FLAG_IGNORE to completely ignore a fwnode link of: property: fw_devlink: Add support for "post-init-providers" property drivers/base/core.c | 14 +++++++++++--- drivers/firmware/efi/sysfb_efi.c | 2 +- drivers/of/property.c | 15 ++++++++++++--- include/linux/fwnode.h | 5 ++++- 4 files changed, 28 insertions(+), 8 deletions(-) -- 2.44.0.278.ge034bb2e1d-goog