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Commit c358d84b authored by Michael Neuling's avatar Michael Neuling Committed by Michael Ellerman
Browse files

cxl: Split afu_register_irqs() function 



Split the afu_register_irqs() function so that different parts can
be useful elsewhere.

Signed-off-by: default avatarMichael Neuling <mikey@neuling.org>
Acked-by: default avatarIan Munsie <imunsie@au1.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent a6b07d82

drivers/misc/cxl/cxl.h

+1 −0
Original line number Diff line number Diff line
@@ -672,5 +672,6 @@ int cxl_psl_purge(struct cxl_afu *afu); 
void cxl_stop_trace(struct cxl *cxl);



extern struct pci_driver cxl_pci_driver;

int afu_allocate_irqs(struct cxl_context *ctx, u32 count);



#endif

drivers/misc/cxl/irq.c

+24 −7
Original line number Diff line number Diff line
@@ -416,9 +416,8 @@ void afu_irq_name_free(struct cxl_context *ctx) 
	}

}



int afu_register_irqs(struct cxl_context *ctx, u32 count)

int afu_allocate_irqs(struct cxl_context *ctx, u32 count)

{

	irq_hw_number_t hwirq;

	int rc, r, i, j = 1;

	struct cxl_irq_name *irq_name;
@@ -458,6 +457,18 @@ int afu_register_irqs(struct cxl_context *ctx, u32 count) 
			j++;

		}

	}

	return 0;



out:

	afu_irq_name_free(ctx);

	return -ENOMEM;

}



void afu_register_hwirqs(struct cxl_context *ctx)

{

	irq_hw_number_t hwirq;

	struct cxl_irq_name *irq_name;

	int r,i;



	/* We've allocated all memory now, so let's do the irq allocations */

	irq_name = list_first_entry(&ctx->irq_names, struct cxl_irq_name, list);
@@ -469,12 +480,18 @@ int afu_register_irqs(struct cxl_context *ctx, u32 count) 
			irq_name = list_next_entry(irq_name, list);

		}

	}

}



	return 0;

int afu_register_irqs(struct cxl_context *ctx, u32 count)

{

	int rc;



out:

	afu_irq_name_free(ctx);

	return -ENOMEM;

	rc = afu_allocate_irqs(ctx, count);

	if (rc)

		return rc;



	afu_register_hwirqs(ctx);

	return 0;

 }



void afu_release_irqs(struct cxl_context *ctx, void *cookie)