add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/include/soc/fsl/qman.h
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@@ -32,6 +32,7 @@
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 #define __FSL_QMAN_H
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 #include <linux/bitops.h>
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+#include <linux/device.h>
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 /* Hardware constants */
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 #define QM_CHANNEL_SWPORTAL0 0
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@@ -255,7 +256,7 @@
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 	__be32 context_b;
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 	struct qm_fd fd;
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 	u8 __reserved4[32];
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-} __packed;
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+} __packed __aligned(64);
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 #define QM_DQRR_VERB_VBIT		0x80
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 #define QM_DQRR_VERB_MASK		0x7f	/* where the verb contains; */
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 #define QM_DQRR_VERB_FRAME_DEQUEUE	0x60	/* "this format" */
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@@ -288,7 +289,7 @@
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 		__be32 tag;
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 		struct qm_fd fd;
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 		u8 __reserved1[32];
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-	} __packed ern;
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+	} __packed __aligned(64) ern;
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 	struct {
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 		u8 verb;
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 		u8 fqs;		/* Frame Queue Status */
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@@ -915,6 +916,16 @@
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 struct qman_portal *qman_get_affine_portal(int cpu);
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 /**
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+ * qman_start_using_portal - register a device link for the portal user
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+ * @p: the portal that will be in use
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+ * @dev: the device that will use the portal
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+ *
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+ * Makes sure that the devices that use the portal are unbound when the
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+ * portal is unbound
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+ */
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+int qman_start_using_portal(struct qman_portal *p, struct device *dev);
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+
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+/**
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  * qman_p_poll_dqrr - process DQRR (fast-path) entries
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  * @limit: the maximum number of DQRR entries to process
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  *
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@@ -1194,4 +1205,45 @@
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  */
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 int qman_is_probed(void);
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+/**
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+ * qman_portals_probed - Check if all cpu bound qman portals are probed
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+ *
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+ * Returns 1 if all the required cpu bound qman portals successfully probed,
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+ * -1 if probe errors appeared or 0 if the qman portals did not yet finished
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+ * probing.
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+ */
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+int qman_portals_probed(void);
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+
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+/**
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+ * qman_dqrr_get_ithresh - Get coalesce interrupt threshold
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+ * @portal: portal to get the value for
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+ * @ithresh: threshold pointer
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+ */
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+void qman_dqrr_get_ithresh(struct qman_portal *portal, u8 *ithresh);
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+
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+/**
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+ * qman_dqrr_set_ithresh - Set coalesce interrupt threshold
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+ * @portal: portal to set the new value on
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+ * @ithresh: new threshold value
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+ *
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+ * Returns 0 on success, or a negative error code.
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+ */
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+int qman_dqrr_set_ithresh(struct qman_portal *portal, u8 ithresh);
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+
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+/**
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+ * qman_dqrr_get_iperiod - Get coalesce interrupt period
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+ * @portal: portal to get the value for
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+ * @iperiod: period pointer
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+ */
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+void qman_portal_get_iperiod(struct qman_portal *portal, u32 *iperiod);
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+
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+/**
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+ * qman_dqrr_set_iperiod - Set coalesce interrupt period
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+ * @portal: portal to set the new value on
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+ * @ithresh: new period value
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+ *
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+ * Returns 0 on success, or a negative error code.
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+ */
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+int qman_portal_set_iperiod(struct qman_portal *portal, u32 iperiod);
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+
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 #endif	/* __FSL_QMAN_H */