From mboxrd@z Thu Jan 1 00:00:00 1970 From: Simon Glass Date: Tue, 28 Apr 2020 20:21:25 -0600 Subject: [PATCH v1 01/35] dm: core: Add an ACPI name for the root node In-Reply-To: <20200429022159.254271-1-sjg@chromium.org> References: <20200429022159.254271-1-sjg@chromium.org> Message-ID: <20200428202137.v1.1.I3fc26919ac73d55741c6ee8098cc0d6df70bb23c@changeid> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de This always has a fixed ACPI name so add it as a driver function. Signed-off-by: Simon Glass --- Changes in v1: - Capitalise ACPI_OPS_PTR drivers/core/root.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) diff --git a/drivers/core/root.c b/drivers/core/root.c index 14df16c280..9d5e81cfd1 100644 --- a/drivers/core/root.c +++ b/drivers/core/root.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -372,10 +373,22 @@ int dm_init_and_scan(bool pre_reloc_only) return 0; } +#ifdef CONFIG_ACPIGEN +static int root_acpi_get_name(const struct udevice *dev, char *out_name) +{ + return acpi_copy_name(out_name, "\\_SB"); +} + +struct acpi_ops root_acpi_ops = { + .get_name = root_acpi_get_name, +}; +#endif + /* This is the root driver - all drivers are children of this */ U_BOOT_DRIVER(root_driver) = { .name = "root_driver", .id = UCLASS_ROOT, + ACPI_OPS_PTR(&root_acpi_ops) }; /* This is the root uclass */ -- 2.26.2.303.gf8c07b1a785-goog