disable pwm7

hc

2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a

 kernel/include/linux/can/dev.h
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@@ -82,15 +82,30 @@
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 #endif
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 };
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+#define CAN_SYNC_SEG 1
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+
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+/*
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+ * can_bit_time() - Duration of one bit
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+ *
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+ * Please refer to ISO 11898-1:2015, section 11.3.1.1 "Bit time" for
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+ * additional information.
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+ *
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+ * Return: the number of time quanta in one bit.
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+ */
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+static inline unsigned int can_bit_time(const struct can_bittiming *bt)
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+{
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+	return CAN_SYNC_SEG + bt->prop_seg + bt->phase_seg1 + bt->phase_seg2;
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+}
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+
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 /*
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  * get_can_dlc(value) - helper macro to cast a given data length code (dlc)
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- * to __u8 and ensure the dlc value to be max. 8 bytes.
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+ * to u8 and ensure the dlc value to be max. 8 bytes.
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  *
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  * To be used in the CAN netdriver receive path to ensure conformance with
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  * ISO 11898-1 Chapter 8.4.2.3 (DLC field)
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  */
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-#define get_can_dlc(i)		(min_t(__u8, (i), CAN_MAX_DLC))
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-#define get_canfd_dlc(i)	(min_t(__u8, (i), CANFD_MAX_DLC))
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+#define get_can_dlc(i)		(min_t(u8, (i), CAN_MAX_DLC))
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+#define get_canfd_dlc(i)	(min_t(u8, (i), CANFD_MAX_DLC))
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 /* Check for outgoing skbs that have not been created by the CAN subsystem */
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 static inline bool can_skb_headroom_valid(struct net_device *dev,
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@@ -108,7 +123,7 @@
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 		skb->ip_summed = CHECKSUM_UNNECESSARY;
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-		/* preform proper loopback on capable devices */
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+		/* perform proper loopback on capable devices */
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 		if (dev->flags & IFF_ECHO)
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 			skb->pkt_type = PACKET_LOOPBACK;
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 		else
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@@ -201,9 +216,10 @@
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 void can_change_state(struct net_device *dev, struct can_frame *cf,
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 		      enum can_state tx_state, enum can_state rx_state);
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-void can_put_echo_skb(struct sk_buff *skb, struct net_device *dev,
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-		      unsigned int idx);
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-struct sk_buff *__can_get_echo_skb(struct net_device *dev, unsigned int idx, u8 *len_ptr);
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+int can_put_echo_skb(struct sk_buff *skb, struct net_device *dev,
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+		     unsigned int idx);
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+struct sk_buff *__can_get_echo_skb(struct net_device *dev, unsigned int idx,
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+				   u8 *len_ptr);
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 unsigned int can_get_echo_skb(struct net_device *dev, unsigned int idx);
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 void can_free_echo_skb(struct net_device *dev, unsigned int idx);
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