From cf4ce59b3b70238352c7f1729f0f7223214828ad Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 20 Sep 2024 01:46:19 +0000
Subject: [PATCH] rtl88x2CE_WiFi_linux add concurrent mode
---
kernel/include/trace/events/spi.h | 33 +++++++++++++++++++++++++++++----
1 files changed, 29 insertions(+), 4 deletions(-)
diff --git a/kernel/include/trace/events/spi.h b/kernel/include/trace/events/spi.h
index 277bb9d..0dd9171 100644
--- a/kernel/include/trace/events/spi.h
+++ b/kernel/include/trace/events/spi.h
@@ -109,6 +109,16 @@
(unsigned)__entry->actual, (unsigned)__entry->frame)
);
+/*
+ * consider a buffer valid if non-NULL and if it doesn't match the dummy buffer
+ * that only exist to work with controllers that have SPI_CONTROLLER_MUST_TX or
+ * SPI_CONTROLLER_MUST_RX.
+ */
+#define spi_valid_txbuf(msg, xfer) \
+ (xfer->tx_buf && xfer->tx_buf != msg->spi->controller->dummy_tx)
+#define spi_valid_rxbuf(msg, xfer) \
+ (xfer->rx_buf && xfer->rx_buf != msg->spi->controller->dummy_rx)
+
DECLARE_EVENT_CLASS(spi_transfer,
TP_PROTO(struct spi_message *msg, struct spi_transfer *xfer),
@@ -120,6 +130,12 @@
__field( int, chip_select )
__field( struct spi_transfer *, xfer )
__field( int, len )
+ __dynamic_array(u8, rx_buf,
+ spi_valid_rxbuf(msg, xfer) ?
+ (xfer->len < 64 ? xfer->len : 64) : 0)
+ __dynamic_array(u8, tx_buf,
+ spi_valid_txbuf(msg, xfer) ?
+ (xfer->len < 64 ? xfer->len : 64) : 0)
),
TP_fast_assign(
@@ -127,12 +143,21 @@
__entry->chip_select = msg->spi->chip_select;
__entry->xfer = xfer;
__entry->len = xfer->len;
+
+ if (spi_valid_txbuf(msg, xfer))
+ memcpy(__get_dynamic_array(tx_buf),
+ xfer->tx_buf, __get_dynamic_array_len(tx_buf));
+
+ if (spi_valid_rxbuf(msg, xfer))
+ memcpy(__get_dynamic_array(rx_buf),
+ xfer->rx_buf, __get_dynamic_array_len(rx_buf));
),
- TP_printk("spi%d.%d %p len=%d", (int)__entry->bus_num,
- (int)__entry->chip_select,
- (struct spi_message *)__entry->xfer,
- (int)__entry->len)
+ TP_printk("spi%d.%d %p len=%d tx=[%*phD] rx=[%*phD]",
+ __entry->bus_num, __entry->chip_select,
+ __entry->xfer, __entry->len,
+ __get_dynamic_array_len(tx_buf), __get_dynamic_array(tx_buf),
+ __get_dynamic_array_len(rx_buf), __get_dynamic_array(rx_buf))
);
DEFINE_EVENT(spi_transfer, spi_transfer_start,
--
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