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Commit dae7253f authored by Bryant G. Ly's avatar Bryant G. Ly Committed by Michael Ellerman
Browse files

powerpc/pseries: Add pseries SR-IOV Machine dependent calls 



Add calls for pseries platform to configure/deconfigure SR-IOV.

Signed-off-by: default avatarBryant G. Ly <bryantly@linux.vnet.ibm.com>
Signed-off-by: default avatarJuan J. Alvarez <jjalvare@us.ibm.com>
Acked-by: default avatarRussell Currey <ruscur@russell.cc>
Reviewed-by: default avatarAlexey Kardashevskiy <aik@ozlabs.ru>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 988fc3ba

arch/powerpc/platforms/pseries/eeh_pseries.c

+24 −0
Original line number Diff line number Diff line
@@ -55,6 +55,27 @@ static int ibm_get_config_addr_info; 
static int ibm_get_config_addr_info2;

static int ibm_configure_pe;



void pseries_pcibios_bus_add_device(struct pci_dev *pdev)

{

	struct pci_dn *pdn = pci_get_pdn(pdev);



	if (!pdev->is_virtfn)

		return;



	pdn->device_id  =  pdev->device;

	pdn->vendor_id  =  pdev->vendor;

	pdn->class_code =  pdev->class;



	/*

	 * The following operations will fail if VF's sysfs files

	 * aren't created or its resources aren't finalized.

	 */

	eeh_add_device_early(pdn);

	eeh_add_device_late(pdev);

	eeh_sysfs_add_device(pdev);



}



/*

 * Buffer for reporting slot-error-detail rtas calls. Its here

 * in BSS, and not dynamically alloced, so that it ends up in
@@ -120,6 +141,9 @@ static int pseries_eeh_init(void) 
	/* Set EEH probe mode */

	eeh_add_flag(EEH_PROBE_MODE_DEVTREE | EEH_ENABLE_IO_FOR_LOG);



	/* Set EEH machine dependent code */

	ppc_md.pcibios_bus_add_device = pseries_pcibios_bus_add_device;



	return 0;

}

arch/powerpc/platforms/pseries/pci.c

+25 −4
Original line number Diff line number Diff line
@@ -58,6 +58,22 @@ void pcibios_name_device(struct pci_dev *dev) 
DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pcibios_name_device);

#endif



#ifdef CONFIG_PCI_IOV

int pseries_pcibios_sriov_enable(struct pci_dev *pdev, u16 num_vfs)

{

	/* Allocate PCI data */

	add_dev_pci_data(pdev);

	return 0;

}



int pseries_pcibios_sriov_disable(struct pci_dev *pdev)

{

	/* Release PCI data */

	remove_dev_pci_data(pdev);

	return 0;

}

#endif



static void __init pSeries_request_regions(void)

{

	if (!isa_io_base)
@@ -76,6 +92,11 @@ void __init pSeries_final_fixup(void) 
	pSeries_request_regions();



	eeh_addr_cache_build();



#ifdef CONFIG_PCI_IOV

	ppc_md.pcibios_sriov_enable = pseries_pcibios_sriov_enable;

	ppc_md.pcibios_sriov_disable = pseries_pcibios_sriov_disable;

#endif

}



/*