Add the rt linux 4.1.3-rt3 as base

[kvmfornfv.git] / kernel / drivers / net / irda / bfin_sir.h

diff --git a/kernel/drivers/net/irda/bfin_sir.h b/kernel/drivers/net/irda/bfin_sir.h
new file mode 100644 (file)
index 0000000..29cbde8
--- /dev/null
+++ b/kernel/drivers/net/irda/bfin_sir.h
@@ -0,0 +1,96 @@
+/*
+ * Blackfin Infra-red Driver
+ *
+ * Copyright 2006-2009 Analog Devices Inc.
+ *
+ * Enter bugs at http://blackfin.uclinux.org/
+ *
+ * Licensed under the GPL-2 or later.
+ *
+ */
+
+#include <linux/serial.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/slab.h>
+
+#include <net/irda/irda.h>
+#include <net/irda/wrapper.h>
+#include <net/irda/irda_device.h>
+
+#include <asm/irq.h>
+#include <asm/cacheflush.h>
+#include <asm/dma.h>
+#include <asm/portmux.h>
+#undef DRIVER_NAME
+
+#ifdef CONFIG_SIR_BFIN_DMA
+struct dma_rx_buf {
+       char *buf;
+       int head;
+       int tail;
+};
+#endif
+
+struct bfin_sir_port {
+       unsigned char __iomem   *membase;
+       unsigned int            irq;
+       unsigned int            lsr;
+       unsigned long           clk;
+       struct net_device       *dev;
+#ifdef CONFIG_SIR_BFIN_DMA
+       int                     tx_done;
+       struct dma_rx_buf       rx_dma_buf;
+       struct timer_list       rx_dma_timer;
+       int                     rx_dma_nrows;
+#endif
+       unsigned int            tx_dma_channel;
+       unsigned int            rx_dma_channel;
+};
+
+struct bfin_sir_port_res {
+       unsigned long   base_addr;
+       int             irq;
+       unsigned int    rx_dma_channel;
+       unsigned int    tx_dma_channel;
+};
+
+struct bfin_sir_self {
+       struct bfin_sir_port    *sir_port;
+       spinlock_t              lock;
+       unsigned int            open;
+       int                     speed;
+       int                     newspeed;
+
+       struct sk_buff          *txskb;
+       struct sk_buff          *rxskb;
+       struct net_device_stats stats;
+       struct device           *dev;
+       struct irlap_cb         *irlap;
+       struct qos_info         qos;
+
+       iobuff_t                tx_buff;
+       iobuff_t                rx_buff;
+
+       struct work_struct      work;
+       int                     mtt;
+};
+
+#define DRIVER_NAME "bfin_sir"
+
+#define port_membase(port)     (((struct bfin_sir_port *)(port))->membase)
+#define get_lsr_cache(port)    (((struct bfin_sir_port *)(port))->lsr)
+#define put_lsr_cache(port, v) (((struct bfin_sir_port *)(port))->lsr = (v))
+#include <asm/bfin_serial.h>
+
+static const unsigned short per[][4] = {
+       /* rx pin      tx pin     NULL  uart_number */
+       {P_UART0_RX, P_UART0_TX,    0,    0},
+       {P_UART1_RX, P_UART1_TX,    0,    1},
+       {P_UART2_RX, P_UART2_TX,    0,    2},
+       {P_UART3_RX, P_UART3_TX,    0,    3},
+};