* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
+#include <linux/mm.h>
#include "ehea.h"
#include "ehea_phyp.h"
#include "ehea_qmr.h"
hw_queue_dtor(&cq->hw_queue);
out_freeres:
- ehea_h_free_resource(adapter->handle, cq->fw_handle);
+ ehea_h_free_resource(adapter->handle, cq->fw_handle, FORCE_FREE);
out_freemem:
kfree(cq);
return NULL;
}
-int ehea_destroy_cq(struct ehea_cq *cq)
+u64 ehea_destroy_cq_res(struct ehea_cq *cq, u64 force)
{
- u64 adapter_handle, hret;
+ u64 hret;
+ u64 adapter_handle = cq->adapter->handle;
+
+ /* deregister all previous registered pages */
+ hret = ehea_h_free_resource(adapter_handle, cq->fw_handle, force);
+ if (hret != H_SUCCESS)
+ return hret;
+
+ hw_queue_dtor(&cq->hw_queue);
+ kfree(cq);
+ return hret;
+}
+
+int ehea_destroy_cq(struct ehea_cq *cq)
+{
+ u64 hret;
if (!cq)
return 0;
- adapter_handle = cq->adapter->handle;
+ if ((hret = ehea_destroy_cq_res(cq, NORMAL_FREE)) == H_R_STATE) {
+ ehea_error_data(cq->adapter, cq->fw_handle);
+ hret = ehea_destroy_cq_res(cq, FORCE_FREE);
+ }
- /* deregister all previous registered pages */
- hret = ehea_h_free_resource(adapter_handle, cq->fw_handle);
if (hret != H_SUCCESS) {
ehea_error("destroy CQ failed");
return -EIO;
}
- hw_queue_dtor(&cq->hw_queue);
- kfree(cq);
-
return 0;
}
hw_queue_dtor(&eq->hw_queue);
out_freeres:
- ehea_h_free_resource(adapter->handle, eq->fw_handle);
+ ehea_h_free_resource(adapter->handle, eq->fw_handle, FORCE_FREE);
out_freemem:
kfree(eq);
return eqe;
}
-int ehea_destroy_eq(struct ehea_eq *eq)
+u64 ehea_destroy_eq_res(struct ehea_eq *eq, u64 force)
{
u64 hret;
unsigned long flags;
- if (!eq)
- return 0;
-
spin_lock_irqsave(&eq->spinlock, flags);
- hret = ehea_h_free_resource(eq->adapter->handle, eq->fw_handle);
+ hret = ehea_h_free_resource(eq->adapter->handle, eq->fw_handle, force);
spin_unlock_irqrestore(&eq->spinlock, flags);
- if (hret != H_SUCCESS) {
- ehea_error("destroy_eq failed");
- return -EIO;
- }
+ if (hret != H_SUCCESS)
+ return hret;
hw_queue_dtor(&eq->hw_queue);
kfree(eq);
+ return hret;
+}
+
+int ehea_destroy_eq(struct ehea_eq *eq)
+{
+ u64 hret;
+ if (!eq)
+ return 0;
+
+ if ((hret = ehea_destroy_eq_res(eq, NORMAL_FREE)) == H_R_STATE) {
+ ehea_error_data(eq->adapter, eq->fw_handle);
+ hret = ehea_destroy_eq_res(eq, FORCE_FREE);
+ }
+
+ if (hret != H_SUCCESS) {
+ ehea_error("destroy EQ failed");
+ return -EIO;
+ }
+
return 0;
}
out_freeres:
ehea_h_disable_and_get_hea(adapter->handle, qp->fw_handle);
- ehea_h_free_resource(adapter->handle, qp->fw_handle);
+ ehea_h_free_resource(adapter->handle, qp->fw_handle, FORCE_FREE);
out_freemem:
kfree(qp);
return NULL;
}
-int ehea_destroy_qp(struct ehea_qp *qp)
+u64 ehea_destroy_qp_res(struct ehea_qp *qp, u64 force)
{
- u64 hret;
- struct ehea_qp_init_attr *qp_attr = &qp->init_attr;
+ u64 hret;
+ struct ehea_qp_init_attr *qp_attr = &qp->init_attr;
- if (!qp)
- return 0;
- hret = ehea_h_free_resource(qp->adapter->handle, qp->fw_handle);
- if (hret != H_SUCCESS) {
- ehea_error("destroy_qp failed");
- return -EIO;
- }
+ ehea_h_disable_and_get_hea(qp->adapter->handle, qp->fw_handle);
+ hret = ehea_h_free_resource(qp->adapter->handle, qp->fw_handle, force);
+ if (hret != H_SUCCESS)
+ return hret;
- hw_queue_dtor(&qp->hw_squeue);
- hw_queue_dtor(&qp->hw_rqueue1);
+ hw_queue_dtor(&qp->hw_squeue);
+ hw_queue_dtor(&qp->hw_rqueue1);
- if (qp_attr->rq_count > 1)
- hw_queue_dtor(&qp->hw_rqueue2);
- if (qp_attr->rq_count > 2)
- hw_queue_dtor(&qp->hw_rqueue3);
- kfree(qp);
+ if (qp_attr->rq_count > 1)
+ hw_queue_dtor(&qp->hw_rqueue2);
+ if (qp_attr->rq_count > 2)
+ hw_queue_dtor(&qp->hw_rqueue3);
+ kfree(qp);
- return 0;
+ return hret;
}
-int ehea_reg_mr_adapter(struct ehea_adapter *adapter)
+int ehea_destroy_qp(struct ehea_qp *qp)
+{
+ u64 hret;
+ if (!qp)
+ return 0;
+
+ if ((hret = ehea_destroy_qp_res(qp, NORMAL_FREE)) == H_R_STATE) {
+ ehea_error_data(qp->adapter, qp->fw_handle);
+ hret = ehea_destroy_qp_res(qp, FORCE_FREE);
+ }
+
+ if (hret != H_SUCCESS) {
+ ehea_error("destroy QP failed");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+int ehea_reg_kernel_mr(struct ehea_adapter *adapter, struct ehea_mr *mr)
{
int i, k, ret;
u64 hret, pt_abs, start, end, nr_pages;
hret = ehea_h_alloc_resource_mr(adapter->handle, start, end - start,
acc_ctrl, adapter->pd,
- &adapter->mr.handle, &adapter->mr.lkey);
+ &mr->handle, &mr->lkey);
if (hret != H_SUCCESS) {
ehea_error("alloc_resource_mr failed");
ret = -EIO;
goto out;
}
- adapter->mr.vaddr = KERNELBASE;
+ mr->vaddr = KERNELBASE;
k = 0;
while (nr_pages > 0) {
EHEA_PAGESIZE)));
hret = ehea_h_register_rpage_mr(adapter->handle,
- adapter->mr.handle, 0,
+ mr->handle, 0,
0, (u64)pt_abs,
num_pages);
nr_pages -= num_pages;
(k * EHEA_PAGESIZE)));
hret = ehea_h_register_rpage_mr(adapter->handle,
- adapter->mr.handle, 0,
+ mr->handle, 0,
0, abs_adr,1);
nr_pages--;
}
if ((hret != H_SUCCESS) && (hret != H_PAGE_REGISTERED)) {
ehea_h_free_resource(adapter->handle,
- adapter->mr.handle);
- ehea_error("register_rpage_mr failed: hret = %lX",
- hret);
+ mr->handle, FORCE_FREE);
+ ehea_error("register_rpage_mr failed");
ret = -EIO;
goto out;
}
}
if (hret != H_SUCCESS) {
- ehea_h_free_resource(adapter->handle, adapter->mr.handle);
- ehea_error("register_rpage failed for last page: hret = %lX",
- hret);
+ ehea_h_free_resource(adapter->handle, mr->handle,
+ FORCE_FREE);
+ ehea_error("register_rpage failed for last page");
ret = -EIO;
goto out;
}
+
+ mr->adapter = adapter;
ret = 0;
out:
kfree(pt);
return ret;
}
+int ehea_rem_mr(struct ehea_mr *mr)
+{
+ u64 hret;
+
+ if (!mr || !mr->adapter)
+ return -EINVAL;
+ hret = ehea_h_free_resource(mr->adapter->handle, mr->handle,
+ FORCE_FREE);
+ if (hret != H_SUCCESS) {
+ ehea_error("destroy MR failed");
+ return -EIO;
+ }
+
+ return 0;
+}
+
+int ehea_gen_smr(struct ehea_adapter *adapter, struct ehea_mr *old_mr,
+ struct ehea_mr *shared_mr)
+{
+ u64 hret;
+
+ hret = ehea_h_register_smr(adapter->handle, old_mr->handle,
+ old_mr->vaddr, EHEA_MR_ACC_CTRL,
+ adapter->pd, shared_mr);
+ if (hret != H_SUCCESS)
+ return -EIO;
+
+ shared_mr->adapter = adapter;
+
+ return 0;
+}
+
+void print_error_data(u64 *data)
+{
+ int length;
+ u64 type = EHEA_BMASK_GET(ERROR_DATA_TYPE, data[2]);
+ u64 resource = data[1];
+
+ length = EHEA_BMASK_GET(ERROR_DATA_LENGTH, data[0]);
+
+ if (length > EHEA_PAGESIZE)
+ length = EHEA_PAGESIZE;
+
+ if (type == 0x8) /* Queue Pair */
+ ehea_error("QP (resource=%lX) state: AER=0x%lX, AERR=0x%lX, "
+ "port=%lX", resource, data[6], data[12], data[22]);
+
+ if (type == 0x4) /* Completion Queue */
+ ehea_error("CQ (resource=%lX) state: AER=0x%lX", resource,
+ data[6]);
+
+ if (type == 0x3) /* Event Queue */
+ ehea_error("EQ (resource=%lX) state: AER=0x%lX", resource,
+ data[6]);
+
+ ehea_dump(data, length, "error data");
+}
+
+void ehea_error_data(struct ehea_adapter *adapter, u64 res_handle)
+{
+ unsigned long ret;
+ u64 *rblock;
+
+ rblock = kzalloc(PAGE_SIZE, GFP_KERNEL);
+ if (!rblock) {
+ ehea_error("Cannot allocate rblock memory.");
+ return;
+ }
+
+ ret = ehea_h_error_data(adapter->handle,
+ res_handle,
+ rblock);
+
+ if (ret == H_R_STATE)
+ ehea_error("No error data is available: %lX.", res_handle);
+ else if (ret == H_SUCCESS)
+ print_error_data(rblock);
+ else
+ ehea_error("Error data could not be fetched: %lX", res_handle);
+
+ kfree(rblock);
+}
projects / linux-2.6-omap-h63xx.git / blobdiff