1 files changed, 35 insertions, 31 deletions

diff --git a/drivers/infiniband/hw/ehca/hcp_if.c b/drivers/infiniband/hw/ehca/hcp_if.c
index d0ab0c0d5e9..89517ffb438 100644
--- a/drivers/infiniband/hw/ehca/hcp_if.c
+++ b/drivers/infiniband/hw/ehca/hcp_if.c
@@ -90,26 +90,6 @@
 
 static DEFINE_SPINLOCK(hcall_lock);
 
-static u32 get_longbusy_msecs(int longbusy_rc)
-{
-	switch (longbusy_rc) {
-	case H_LONG_BUSY_ORDER_1_MSEC:
-		return 1;
-	case H_LONG_BUSY_ORDER_10_MSEC:
-		return 10;
-	case H_LONG_BUSY_ORDER_100_MSEC:
-		return 100;
-	case H_LONG_BUSY_ORDER_1_SEC:
-		return 1000;
-	case H_LONG_BUSY_ORDER_10_SEC:
-		return 10000;
-	case H_LONG_BUSY_ORDER_100_SEC:
-		return 100000;
-	default:
-		return 1;
-	}
-}
-
 static long ehca_plpar_hcall_norets(unsigned long opcode,
 				    unsigned long arg1,
 				    unsigned long arg2,
@@ -269,6 +249,7 @@ u64 hipz_h_alloc_resource_cq(const struct ipz_adapter_handle adapter_handle,
 			     struct ehca_cq *cq,
 			     struct ehca_alloc_cq_parms *param)
 {
+	int rc;
 	u64 ret;
 	unsigned long outs[PLPAR_HCALL9_BUFSIZE];
 
@@ -283,8 +264,19 @@ u64 hipz_h_alloc_resource_cq(const struct ipz_adapter_handle adapter_handle,
 	param->act_nr_of_entries = (u32)outs[3];
 	param->act_pages = (u32)outs[4];
 
-	if (ret == H_SUCCESS)
-		hcp_galpas_ctor(&cq->galpas, outs[5], outs[6]);
+	if (ret == H_SUCCESS) {
+		rc = hcp_galpas_ctor(&cq->galpas, 0, outs[5], outs[6]);
+		if (rc) {
+			ehca_gen_err("Could not establish HW access. rc=%d paddr=%#lx",
+				     rc, outs[5]);
+
+			ehca_plpar_hcall_norets(H_FREE_RESOURCE,
+						adapter_handle.handle,     /* r4 */
+						cq->ipz_cq_handle.handle,  /* r5 */
+						0, 0, 0, 0, 0);
+			ret = H_NO_MEM;
+		}
+	}
 
 	if (ret == H_NOT_ENOUGH_RESOURCES)
 		ehca_gen_err("Not enough resources. ret=%lli", ret);
@@ -293,8 +285,9 @@ u64 hipz_h_alloc_resource_cq(const struct ipz_adapter_handle adapter_handle,
 }
 
 u64 hipz_h_alloc_resource_qp(const struct ipz_adapter_handle adapter_handle,
-			     struct ehca_alloc_qp_parms *parms)
+			     struct ehca_alloc_qp_parms *parms, int is_user)
 {
+	int rc;
 	u64 ret;
 	u64 allocate_controls, max_r10_reg, r11, r12;
 	unsigned long outs[PLPAR_HCALL9_BUFSIZE];
@@ -358,8 +351,19 @@ u64 hipz_h_alloc_resource_qp(const struct ipz_adapter_handle adapter_handle,
 	parms->rqueue.queue_size =
 		(u32)EHCA_BMASK_GET(H_ALL_RES_QP_RQUEUE_SIZE_PAGES, outs[4]);
 
-	if (ret == H_SUCCESS)
-		hcp_galpas_ctor(&parms->galpas, outs[6], outs[6]);
+	if (ret == H_SUCCESS) {
+		rc = hcp_galpas_ctor(&parms->galpas, is_user, outs[6], outs[6]);
+		if (rc) {
+			ehca_gen_err("Could not establish HW access. rc=%d paddr=%#lx",
+				     rc, outs[6]);
+
+			ehca_plpar_hcall_norets(H_FREE_RESOURCE,
+						adapter_handle.handle,     /* r4 */
+						parms->qp_handle.handle,  /* r5 */
+						0, 0, 0, 0, 0);
+			ret = H_NO_MEM;
+		}
+	}
 
 	if (ret == H_NOT_ENOUGH_RESOURCES)
 		ehca_gen_err("Not enough resources. ret=%lli", ret);
@@ -372,7 +376,7 @@ u64 hipz_h_query_port(const struct ipz_adapter_handle adapter_handle,
 		      struct hipz_query_port *query_port_response_block)
 {
 	u64 ret;
-	u64 r_cb = virt_to_abs(query_port_response_block);
+	u64 r_cb = __pa(query_port_response_block);
 
 	if (r_cb & (EHCA_PAGESIZE-1)) {
 		ehca_gen_err("response block not page aligned");
@@ -414,7 +418,7 @@ u64 hipz_h_modify_port(const struct ipz_adapter_handle adapter_handle,
 u64 hipz_h_query_hca(const struct ipz_adapter_handle adapter_handle,
 		     struct hipz_query_hca *query_hca_rblock)
 {
-	u64 r_cb = virt_to_abs(query_hca_rblock);
+	u64 r_cb = __pa(query_hca_rblock);
 
 	if (r_cb & (EHCA_PAGESIZE-1)) {
 		ehca_gen_err("response_block=%p not page aligned",
@@ -553,7 +557,7 @@ u64 hipz_h_modify_qp(const struct ipz_adapter_handle adapter_handle,
 				adapter_handle.handle, /* r4 */
 				qp_handle.handle,      /* r5 */
 				update_mask,	       /* r6 */
-				virt_to_abs(mqpcb),    /* r7 */
+				__pa(mqpcb),	       /* r7 */
 				0, 0, 0, 0, 0);
 
 	if (ret == H_NOT_ENOUGH_RESOURCES)
@@ -571,7 +575,7 @@ u64 hipz_h_query_qp(const struct ipz_adapter_handle adapter_handle,
 	return ehca_plpar_hcall_norets(H_QUERY_QP,
 				       adapter_handle.handle, /* r4 */
 				       qp_handle.handle,      /* r5 */
-				       virt_to_abs(qqpcb),    /* r6 */
+				       __pa(qqpcb),	      /* r6 */
 				       0, 0, 0, 0);
 }
 
@@ -763,7 +767,7 @@ u64 hipz_h_register_rpage_mr(const struct ipz_adapter_handle adapter_handle,
 		if (count > 1) {
 			u64 *kpage;
 			int i;
-			kpage = (u64 *)abs_to_virt(logical_address_of_page);
+			kpage = __va(logical_address_of_page);
 			for (i = 0; i < count; i++)
 				ehca_gen_dbg("kpage[%d]=%p",
 					     i, (void *)kpage[i]);
@@ -920,7 +924,7 @@ u64 hipz_h_error_data(const struct ipz_adapter_handle adapter_handle,
 		      void *rblock,
 		      unsigned long *byte_count)
 {
-	u64 r_cb = virt_to_abs(rblock);
+	u64 r_cb = __pa(rblock);
 
 	if (r_cb & (EHCA_PAGESIZE-1)) {
 		ehca_gen_err("rblock not page aligned.");