cxl: Export some symbols

Export some symbols which will soon be used elsewhere in this driver.

Now they are global we rename them so to avoid collisions.

Signed-off-by: Michael Neuling <mikey@neuling.org>
Acked-by: Ian Munsie <imunsie@au1.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/drivers/misc/cxl/cxl.h b/drivers/misc/cxl/cxl.h
index d6570a7ee4ef3e0d5482b64275f9494ad66da5da..eccddfe5d5a35ea7162230b337a7d8464c63aaab 100644 (file)
--- a/drivers/misc/cxl/cxl.h
+++ b/drivers/misc/cxl/cxl.h
@@ -636,6 +636,9 @@ int cxl_context_init(struct cxl_context *ctx, struct cxl_afu *afu, bool master,
                     struct address_space *mapping);
 void cxl_context_free(struct cxl_context *ctx);
 int cxl_context_iomap(struct cxl_context *ctx, struct vm_area_struct *vma);
+unsigned int cxl_map_irq(struct cxl *adapter, irq_hw_number_t hwirq,
+                        irq_handler_t handler, void *cookie, const char *name);
+void cxl_unmap_irq(unsigned int virq, void *cookie);
 int __detach_context(struct cxl_context *ctx);
 
 /* This matches the layout of the H_COLLECT_CA_INT_INFO retbuf */
@@ -650,6 +653,7 @@ struct cxl_irq_info {
        u64 padding[3]; /* to match the expected retbuf size for plpar_hcall9 */
 };
 
+void cxl_assign_psn_space(struct cxl_context *ctx);
 int cxl_attach_process(struct cxl_context *ctx, bool kernel, u64 wed,
                            u64 amr);
 int cxl_detach_process(struct cxl_context *ctx);
@@ -662,6 +666,7 @@ int cxl_afu_slbia(struct cxl_afu *afu);
 int cxl_tlb_slb_invalidate(struct cxl *adapter);
 int cxl_afu_disable(struct cxl_afu *afu);
 int __cxl_afu_reset(struct cxl_afu *afu);
+int cxl_afu_check_and_enable(struct cxl_afu *afu);
 int cxl_psl_purge(struct cxl_afu *afu);
 
 void cxl_stop_trace(struct cxl *cxl);

diff --git a/drivers/misc/cxl/native.c b/drivers/misc/cxl/native.c
index f85b6ae5ecf266d7b9d036f57920e7a71c1ae2b6..615ccbfe0987245190905fff5baa00e0aed54676 100644 (file)
--- a/drivers/misc/cxl/native.c
+++ b/drivers/misc/cxl/native.c
@@ -83,7 +83,7 @@ int __cxl_afu_reset(struct cxl_afu *afu)
                           false);
 }
 
-static int afu_check_and_enable(struct cxl_afu *afu)
+int cxl_afu_check_and_enable(struct cxl_afu *afu)
 {
        if (afu->enabled)
                return 0;
@@ -379,7 +379,7 @@ static int remove_process_element(struct cxl_context *ctx)
 }
 
 
-static void assign_psn_space(struct cxl_context *ctx)
+void cxl_assign_psn_space(struct cxl_context *ctx)
 {
        if (!ctx->afu->pp_size || ctx->master) {
                ctx->psn_phys = ctx->afu->psn_phys;
@@ -435,7 +435,7 @@ static int attach_afu_directed(struct cxl_context *ctx, u64 wed, u64 amr)
        u64 sr;
        int r, result;
 
-       assign_psn_space(ctx);
+       cxl_assign_psn_space(ctx);
 
        ctx->elem->ctxtime = 0; /* disable */
        ctx->elem->lpid = cpu_to_be32(mfspr(SPRN_LPID));
@@ -477,7 +477,7 @@ static int attach_afu_directed(struct cxl_context *ctx, u64 wed, u64 amr)
        ctx->elem->common.wed = cpu_to_be64(wed);
 
        /* first guy needs to enable */
-       if ((result = afu_check_and_enable(ctx->afu)))
+       if ((result = cxl_afu_check_and_enable(ctx->afu)))
                return result;
 
        add_process_element(ctx);
@@ -564,7 +564,7 @@ static int attach_dedicated(struct cxl_context *ctx, u64 wed, u64 amr)
        cxl_p2n_write(afu, CXL_PSL_AMR_An, amr);
 
        /* master only context for dedicated */
-       assign_psn_space(ctx);
+       cxl_assign_psn_space(ctx);
 
        if ((rc = __cxl_afu_reset(afu)))
                return rc;