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ocxl: Remove custom service to allocate interrupts

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We now allocate interrupts through xive directly.

Signed-off-by: Frederic Barrat <fbarrat@linux.ibm.com>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Greg Kurz <groug@kaod.org>
Acked-by: Andrew Donnellan <ajd@linux.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200403153838.29224-5-fbarrat@linux.ibm.com
This commit is contained in:
Frederic Barrat 2020-04-03 17:38:38 +02:00 committed by Michael Ellerman
parent dde6f18a87
commit 374f6178f3
2 changed files with 0 additions and 33 deletions
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3
arch/powerpc/include/asm/pnv-ocxl.h
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@ -28,7 +28,4 @@ int pnv_ocxl_spa_setup(struct pci_dev *dev, void *spa_mem, int PE_mask, void **p
void pnv_ocxl_spa_release(void *platform_data);
int pnv_ocxl_spa_remove_pe_from_cache(void *platform_data, int pe_handle);
int pnv_ocxl_alloc_xive_irq(u32 *irq, u64 *trigger_addr);
void pnv_ocxl_free_xive_irq(u32 irq);
#endif /* _ASM_PNV_OCXL_H */

30
arch/powerpc/platforms/powernv/ocxl.c
View File

@ -2,7 +2,6 @@
// Copyright 2017 IBM Corp.
#include <asm/pnv-ocxl.h>
#include <asm/opal.h>
#include <asm/xive.h>
#include <misc/ocxl-config.h>
#include "pci.h"
@ -484,32 +483,3 @@ int pnv_ocxl_spa_remove_pe_from_cache(void *platform_data, int pe_handle)
return rc;
}
EXPORT_SYMBOL_GPL(pnv_ocxl_spa_remove_pe_from_cache);
int pnv_ocxl_alloc_xive_irq(u32 *irq, u64 *trigger_addr)
{
__be64 flags, trigger_page;
s64 rc;
u32 hwirq;
hwirq = xive_native_alloc_irq();
if (!hwirq)
return -ENOENT;
rc = opal_xive_get_irq_info(hwirq, &flags, NULL, &trigger_page, NULL,
NULL);
if (rc || !trigger_page) {
xive_native_free_irq(hwirq);
return -ENOENT;
}
*irq = hwirq;
*trigger_addr = be64_to_cpu(trigger_page);
return 0;
}
EXPORT_SYMBOL_GPL(pnv_ocxl_alloc_xive_irq);
void pnv_ocxl_free_xive_irq(u32 irq)
{
xive_native_free_irq(irq);
}
EXPORT_SYMBOL_GPL(pnv_ocxl_free_xive_irq);