New upstream version 18.11-rc1

[deb_dpdk.git] / drivers / bus / dpaa / include / fsl_qman.h

diff --git a/drivers/bus/dpaa/include/fsl_qman.h b/drivers/bus/dpaa/include/fsl_qman.h
index e9793f3..e438414 100644 (file)
--- a/drivers/bus/dpaa/include/fsl_qman.h
+++ b/drivers/bus/dpaa/include/fsl_qman.h
@@ -284,20 +284,20 @@ static inline dma_addr_t qm_sg_addr(const struct qm_sg_entry *sg)
        } while (0)
 
 /* See 1.5.8.1: "Enqueue Command" */
-struct qm_eqcr_entry {
+struct __rte_aligned(8) qm_eqcr_entry {
        u8 __dont_write_directly__verb;
        u8 dca;
        u16 seqnum;
        u32 orp;        /* 24-bit */
        u32 fqid;       /* 24-bit */
        u32 tag;
-       struct qm_fd fd;
+       struct qm_fd fd; /* this has alignment 8 */
        u8 __reserved3[32];
 } __packed;
 
 
 /* "Frame Dequeue Response" */
-struct qm_dqrr_entry {
+struct __rte_aligned(8) qm_dqrr_entry {
        u8 verb;
        u8 stat;
        u16 seqnum;     /* 15-bit */
@@ -305,7 +305,7 @@ struct qm_dqrr_entry {
        u8 __reserved2[3];
        u32 fqid;       /* 24-bit */
        u32 contextB;
-       struct qm_fd fd;
+       struct qm_fd fd; /* this has alignment 8 */
        u8 __reserved4[32];
 };
 
@@ -323,18 +323,19 @@ struct qm_dqrr_entry {
 /* "ERN Message Response" */
 /* "FQ State Change Notification" */
 struct qm_mr_entry {
-       u8 verb;
        union {
                struct {
+                       u8 verb;
                        u8 dca;
                        u16 seqnum;
                        u8 rc;          /* Rejection Code */
                        u32 orp:24;
                        u32 fqid;       /* 24-bit */
                        u32 tag;
-                       struct qm_fd fd;
-               } __packed ern;
+                       struct qm_fd fd; /* this has alignment 8 */
+               } __packed __rte_aligned(8) ern;
                struct {
+                       u8 verb;
 #if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
                        u8 colour:2;    /* See QM_MR_DCERN_COLOUR_* */
                        u8 __reserved1:4;
@@ -349,18 +350,19 @@ struct qm_mr_entry {
                        u32 __reserved3:24;
                        u32 fqid;       /* 24-bit */
                        u32 tag;
-                       struct qm_fd fd;
-               } __packed dcern;
+                       struct qm_fd fd; /* this has alignment 8 */
+               } __packed __rte_aligned(8) dcern;
                struct {
+                       u8 verb;
                        u8 fqs;         /* Frame Queue Status */
                        u8 __reserved1[6];
                        u32 fqid;       /* 24-bit */
                        u32 contextB;
                        u8 __reserved2[16];
-               } __packed fq;          /* FQRN/FQRNI/FQRL/FQPN */
+               } __packed __rte_aligned(8) fq; /* FQRN/FQRNI/FQRL/FQPN */
        };
        u8 __reserved2[32];
-} __packed;
+} __packed __rte_aligned(8);
 #define QM_MR_VERB_VBIT                        0x80
 /*
  * ERNs originating from direct-connect portals ("dcern") use 0x20 as a verb
@@ -1313,6 +1315,26 @@ int qman_get_portal_index(void);
 u32 qman_portal_dequeue(struct rte_event ev[], unsigned int poll_limit,
                        void **bufs);
 
+/**
+ * qman_irqsource_add - add processing sources to be interrupt-driven
+ * @bits: bitmask of QM_PIRQ_**I processing sources
+ *
+ * Adds processing sources that should be interrupt-driven (rather than
+ * processed via qman_poll_***() functions). Returns zero for success, or
+ * -EINVAL if the current CPU is sharing a portal hosted on another CPU.
+ */
+int qman_irqsource_add(u32 bits);
+
+/**
+ * qman_irqsource_remove - remove processing sources from being interrupt-driven
+ * @bits: bitmask of QM_PIRQ_**I processing sources
+ *
+ * Removes processing sources from being interrupt-driven, so that they will
+ * instead be processed via qman_poll_***() functions. Returns zero for success,
+ * or -EINVAL if the current CPU is sharing a portal hosted on another CPU.
+ */
+int qman_irqsource_remove(u32 bits);
+
 /**
  * qman_affine_channel - return the channel ID of an portal
  * @cpu: the cpu whose affine portal is the subject of the query
@@ -1330,10 +1352,11 @@ unsigned int qman_portal_poll_rx(unsigned int poll_limit,
  * qman_set_vdq - Issue a volatile dequeue command
  * @fq: Frame Queue on which the volatile dequeue command is issued
  * @num: Number of Frames requested for volatile dequeue
+ * @vdqcr_flags: QM_VDQCR_EXACT flag to for VDQCR command
  *
  * This function will issue a volatile dequeue command to the QMAN.
  */
-int qman_set_vdq(struct qman_fq *fq, u16 num);
+int qman_set_vdq(struct qman_fq *fq, u16 num, uint32_t vdqcr_flags);
 
 /**
  * qman_dequeue - Get the DQRR entry after volatile dequeue command