提交 c358d84b 编写于 作者: M Michael Neuling 提交者: Michael Ellerman

cxl: Split afu_register_irqs() function

Split the afu_register_irqs() function so that different parts can
be useful elsewhere.
Signed-off-by: NMichael Neuling <mikey@neuling.org>
Acked-by: NIan Munsie <imunsie@au1.ibm.com>
Signed-off-by: NMichael Ellerman <mpe@ellerman.id.au>
上级 a6b07d82
...@@ -672,5 +672,6 @@ int cxl_psl_purge(struct cxl_afu *afu); ...@@ -672,5 +672,6 @@ int cxl_psl_purge(struct cxl_afu *afu);
void cxl_stop_trace(struct cxl *cxl); void cxl_stop_trace(struct cxl *cxl);
extern struct pci_driver cxl_pci_driver; extern struct pci_driver cxl_pci_driver;
int afu_allocate_irqs(struct cxl_context *ctx, u32 count);
#endif #endif
...@@ -416,9 +416,8 @@ void afu_irq_name_free(struct cxl_context *ctx) ...@@ -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; int rc, r, i, j = 1;
struct cxl_irq_name *irq_name; struct cxl_irq_name *irq_name;
...@@ -458,6 +457,18 @@ int afu_register_irqs(struct cxl_context *ctx, u32 count) ...@@ -458,6 +457,18 @@ int afu_register_irqs(struct cxl_context *ctx, u32 count)
j++; 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 */ /* 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); irq_name = list_first_entry(&ctx->irq_names, struct cxl_irq_name, list);
...@@ -469,13 +480,19 @@ int afu_register_irqs(struct cxl_context *ctx, u32 count) ...@@ -469,13 +480,19 @@ int afu_register_irqs(struct cxl_context *ctx, u32 count)
irq_name = list_next_entry(irq_name, list); irq_name = list_next_entry(irq_name, list);
} }
} }
}
return 0; int afu_register_irqs(struct cxl_context *ctx, u32 count)
{
int rc;
out: rc = afu_allocate_irqs(ctx, count);
afu_irq_name_free(ctx); if (rc)
return -ENOMEM; return rc;
}
afu_register_hwirqs(ctx);
return 0;
}
void afu_release_irqs(struct cxl_context *ctx, void *cookie) void afu_release_irqs(struct cxl_context *ctx, void *cookie)
{ {
......
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