X-Git-Url: http://git.droids-corp.org/?a=blobdiff_plain;f=drivers%2Fnet%2Fqede%2Fqede_sriov.c;h=0b99a8d6fe9c4b79a58ca93a4556e9af2c67ca3f;hb=6ceb7ab83f168fa6b8e90e4bd5a1392de1a48c70;hp=ba4384e909829410d50ee89ffb2f3b56bae85355;hpb=9ffe2a15a9c41c02987158990999db36ee9fafd9;p=dpdk.git

diff --git a/drivers/net/qede/qede_sriov.c b/drivers/net/qede/qede_sriov.c
index ba4384e909..0b99a8d6fe 100644
--- a/drivers/net/qede/qede_sriov.c
+++ b/drivers/net/qede/qede_sriov.c
@@ -4,6 +4,14 @@
  * www.marvell.com
  */
 
+#include <rte_alarm.h>
+
+#include "base/bcm_osal.h"
+#include "base/ecore.h"
+#include "base/ecore_sriov.h"
+#include "base/ecore_mcp.h"
+#include "base/ecore_vf.h"
+
 #include "qede_sriov.h"
 
 static void qed_sriov_enable_qid_config(struct ecore_hwfn *hwfn,
@@ -83,3 +91,129 @@ void qed_sriov_configure(struct ecore_dev *edev, int num_vfs_param)
 	if (num_vfs_param)
 		qed_sriov_enable(edev, num_vfs_param);
 }
+
+static void qed_handle_vf_msg(struct ecore_hwfn *hwfn)
+{
+	u64 events[ECORE_VF_ARRAY_LENGTH];
+	struct ecore_ptt *ptt;
+	int i;
+
+	ptt = ecore_ptt_acquire(hwfn);
+	if (!ptt) {
+		DP_NOTICE(hwfn, true, "PTT acquire failed\n");
+		qed_schedule_iov(hwfn, QED_IOV_WQ_MSG_FLAG);
+		return;
+	}
+
+	ecore_iov_pf_get_pending_events(hwfn, events);
+
+	ecore_for_each_vf(hwfn, i) {
+		/* Skip VFs with no pending messages */
+		if (!ECORE_VF_ARRAY_GET_VFID(events, i))
+			continue;
+
+		DP_VERBOSE(hwfn, ECORE_MSG_IOV,
+			   "Handling VF message from VF 0x%02x [Abs 0x%02x]\n",
+			   i, hwfn->p_dev->p_iov_info->first_vf_in_pf + i);
+
+		/* Copy VF's message to PF's request buffer for that VF */
+		if (ecore_iov_copy_vf_msg(hwfn, ptt, i))
+			continue;
+
+		ecore_iov_process_mbx_req(hwfn, ptt, i);
+	}
+
+	ecore_ptt_release(hwfn, ptt);
+}
+
+static void qed_handle_bulletin_post(struct ecore_hwfn *hwfn)
+{
+	struct ecore_ptt *ptt;
+	int i;
+
+	ptt = ecore_ptt_acquire(hwfn);
+	if (!ptt) {
+		DP_NOTICE(hwfn, true, "PTT acquire failed\n");
+		qed_schedule_iov(hwfn, QED_IOV_WQ_BULLETIN_UPDATE_FLAG);
+		return;
+	}
+
+	/* TODO - at the moment update bulletin board of all VFs.
+	 * if this proves to costly, we can mark VFs that need their
+	 * bulletins updated.
+	 */
+	ecore_for_each_vf(hwfn, i)
+		ecore_iov_post_vf_bulletin(hwfn, i, ptt);
+
+	ecore_ptt_release(hwfn, ptt);
+}
+
+void qed_iov_pf_task(void *arg)
+{
+	struct ecore_hwfn *p_hwfn = arg;
+	int rc;
+
+	if (OSAL_GET_BIT(QED_IOV_WQ_MSG_FLAG, &p_hwfn->iov_task_flags)) {
+		OSAL_CLEAR_BIT(QED_IOV_WQ_MSG_FLAG, &p_hwfn->iov_task_flags);
+		qed_handle_vf_msg(p_hwfn);
+	}
+
+	if (OSAL_GET_BIT(QED_IOV_WQ_BULLETIN_UPDATE_FLAG,
+			 &p_hwfn->iov_task_flags)) {
+		OSAL_CLEAR_BIT(QED_IOV_WQ_BULLETIN_UPDATE_FLAG,
+			       &p_hwfn->iov_task_flags);
+		qed_handle_bulletin_post(p_hwfn);
+	}
+
+	if (OSAL_GET_BIT(QED_IOV_WQ_FLR_FLAG, &p_hwfn->iov_task_flags)) {
+		struct ecore_ptt *p_ptt = ecore_ptt_acquire(p_hwfn);
+
+		OSAL_CLEAR_BIT(QED_IOV_WQ_FLR_FLAG, &p_hwfn->iov_task_flags);
+
+		if (!p_ptt) {
+			qed_schedule_iov(p_hwfn, QED_IOV_WQ_FLR_FLAG);
+			return;
+		}
+
+		rc = ecore_iov_vf_flr_cleanup(p_hwfn, p_ptt);
+		if (rc)
+			qed_schedule_iov(p_hwfn, QED_IOV_WQ_FLR_FLAG);
+
+		ecore_ptt_release(p_hwfn, p_ptt);
+	}
+}
+
+int qed_schedule_iov(struct ecore_hwfn *p_hwfn, enum qed_iov_wq_flag flag)
+{
+	DP_VERBOSE(p_hwfn, ECORE_MSG_IOV, "Scheduling iov task [Flag: %d]\n",
+		   flag);
+
+	OSAL_SET_BIT(flag, &p_hwfn->iov_task_flags);
+	return rte_eal_alarm_set(1, qed_iov_pf_task, p_hwfn);
+}
+
+void qed_inform_vf_link_state(struct ecore_hwfn *hwfn)
+{
+	struct ecore_hwfn *lead_hwfn = ECORE_LEADING_HWFN(hwfn->p_dev);
+	struct ecore_mcp_link_capabilities caps;
+	struct ecore_mcp_link_params params;
+	struct ecore_mcp_link_state link;
+	int i;
+
+	if (!hwfn->pf_iov_info)
+		return;
+
+	rte_memcpy(&params, ecore_mcp_get_link_params(lead_hwfn),
+		   sizeof(params));
+	rte_memcpy(&link, ecore_mcp_get_link_state(lead_hwfn), sizeof(link));
+	rte_memcpy(&caps, ecore_mcp_get_link_capabilities(lead_hwfn),
+		   sizeof(caps));
+
+	/* Update bulletin of all future possible VFs with link configuration */
+	for (i = 0; i < hwfn->p_dev->p_iov_info->total_vfs; i++) {
+		ecore_iov_set_link(hwfn, i,
+				   &params, &link, &caps);
+	}
+
+	qed_schedule_iov(hwfn, QED_IOV_WQ_BULLETIN_UPDATE_FLAG);
+}