Commit b938a229 authored by Bjorn Helgaas's avatar Bjorn Helgaas
Browse files

ACPI: Rename OSC_QUERY_TYPE to OSC_QUERY_DWORD 



OSC_QUERY_TYPE isn't a "type"; it's an index into the _OSC Capabilities
Buffer of DWORDs.  Rename OSC_QUERY_TYPE, OSC_SUPPORT_TYPE, and
OSC_CONTROL_TYPE to OSC_QUERY_DWORD, etc., to make this clear.
No functional change.

Signed-off-by: default avatarBjorn Helgaas <bhelgaas@google.com>
Acked-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent dedf1e4d

drivers/acpi/apei/apei-base.c

+3 −3
Original line number Diff line number Diff line
@@ -758,9 +758,9 @@ int apei_osc_setup(void) 
		.cap.pointer	= capbuf,

	};



	capbuf[OSC_QUERY_TYPE] = OSC_QUERY_ENABLE;

	capbuf[OSC_SUPPORT_TYPE] = 1;

	capbuf[OSC_CONTROL_TYPE] = 0;

	capbuf[OSC_QUERY_DWORD] = OSC_QUERY_ENABLE;

	capbuf[OSC_SUPPORT_DWORD] = 1;

	capbuf[OSC_CONTROL_DWORD] = 0;



	if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle))

	    || ACPI_FAILURE(acpi_run_osc(handle, &context)))

drivers/acpi/bus.c

+9 −9
Original line number Diff line number Diff line
@@ -255,7 +255,7 @@ acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context) 
			acpi_print_osc_error(handle, context,

				"_OSC invalid revision");

		if (errors & OSC_CAPABILITIES_MASK_ERROR) {

			if (((u32 *)context->cap.pointer)[OSC_QUERY_TYPE]

			if (((u32 *)context->cap.pointer)[OSC_QUERY_DWORD]

			    & OSC_QUERY_ENABLE)

				goto out_success;

			status = AE_SUPPORT;
@@ -295,30 +295,30 @@ static void acpi_bus_osc_support(void) 
	};

	acpi_handle handle;



	capbuf[OSC_QUERY_TYPE] = OSC_QUERY_ENABLE;

	capbuf[OSC_SUPPORT_TYPE] = OSC_SB_PR3_SUPPORT; /* _PR3 is in use */

	capbuf[OSC_QUERY_DWORD] = OSC_QUERY_ENABLE;

	capbuf[OSC_SUPPORT_DWORD] = OSC_SB_PR3_SUPPORT; /* _PR3 is in use */

#if defined(CONFIG_ACPI_PROCESSOR_AGGREGATOR) ||\

			defined(CONFIG_ACPI_PROCESSOR_AGGREGATOR_MODULE)

	capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PAD_SUPPORT;

	capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_PAD_SUPPORT;

#endif



#if defined(CONFIG_ACPI_PROCESSOR) || defined(CONFIG_ACPI_PROCESSOR_MODULE)

	capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_PPC_OST_SUPPORT;

	capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_PPC_OST_SUPPORT;

#endif



#ifdef ACPI_HOTPLUG_OST

	capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_HOTPLUG_OST_SUPPORT;

	capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_HOTPLUG_OST_SUPPORT;

#endif



	if (!ghes_disable)

		capbuf[OSC_SUPPORT_TYPE] |= OSC_SB_APEI_SUPPORT;

		capbuf[OSC_SUPPORT_DWORD] |= OSC_SB_APEI_SUPPORT;

	if (ACPI_FAILURE(acpi_get_handle(NULL, "\\_SB", &handle)))

		return;

	if (ACPI_SUCCESS(acpi_run_osc(handle, &context))) {

		u32 *capbuf_ret = context.ret.pointer;

		if (context.ret.length > OSC_SUPPORT_TYPE)

		if (context.ret.length > OSC_SUPPORT_DWORD)

			osc_sb_apei_support_acked =

				capbuf_ret[OSC_SUPPORT_TYPE] & OSC_SB_APEI_SUPPORT;

				capbuf_ret[OSC_SUPPORT_DWORD] & OSC_SB_APEI_SUPPORT;

		kfree(context.ret.pointer);

	}

	/* do we need to check other returned cap? Sounds no */

drivers/acpi/pci_root.c

+7 −7
Original line number Diff line number Diff line
@@ -158,14 +158,14 @@ static acpi_status acpi_pci_query_osc(struct acpi_pci_root *root, 
	support &= OSC_PCI_SUPPORT_MASKS;

	support |= root->osc_support_set;



	capbuf[OSC_QUERY_TYPE] = OSC_QUERY_ENABLE;

	capbuf[OSC_SUPPORT_TYPE] = support;

	capbuf[OSC_QUERY_DWORD] = OSC_QUERY_ENABLE;

	capbuf[OSC_SUPPORT_DWORD] = support;

	if (control) {

		*control &= OSC_PCI_CONTROL_MASKS;

		capbuf[OSC_CONTROL_TYPE] = *control | root->osc_control_set;

		capbuf[OSC_CONTROL_DWORD] = *control | root->osc_control_set;

	} else {

		/* Run _OSC query only with existing controls. */

		capbuf[OSC_CONTROL_TYPE] = root->osc_control_set;

		capbuf[OSC_CONTROL_DWORD] = root->osc_control_set;

	}



	status = acpi_pci_run_osc(root->device->handle, capbuf, &result);
@@ -357,9 +357,9 @@ acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 *mask, u32 req) 
		goto out;

	}



	capbuf[OSC_QUERY_TYPE] = 0;

	capbuf[OSC_SUPPORT_TYPE] = root->osc_support_set;

	capbuf[OSC_CONTROL_TYPE] = ctrl;

	capbuf[OSC_QUERY_DWORD] = 0;

	capbuf[OSC_SUPPORT_DWORD] = root->osc_support_set;

	capbuf[OSC_CONTROL_DWORD] = ctrl;

	status = acpi_pci_run_osc(handle, capbuf, mask);

	if (ACPI_SUCCESS(status))

		root->osc_control_set = *mask;

include/linux/acpi.h

+4 −3
Original line number Diff line number Diff line
@@ -300,9 +300,10 @@ struct acpi_osc_context { 
	struct acpi_buffer ret; /* free by caller if success */

};



#define OSC_QUERY_TYPE			0

#define OSC_SUPPORT_TYPE 		1

#define OSC_CONTROL_TYPE		2

/* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */

#define OSC_QUERY_DWORD				0	/* DWORD 1 */

#define OSC_SUPPORT_DWORD			1	/* DWORD 2 */

#define OSC_CONTROL_DWORD			2	/* DWORD 3 */



/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */

#define OSC_QUERY_ENABLE			0x00000001  /* input */

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