From ce491cf85466c3377228c5a852ea627ec5136956 Mon Sep 17 00:00:00 2001 From: Tony Lindgren Date: Tue, 20 Oct 2009 09:40:47 -0700 Subject: omap: headers: Move remaining headers from include/mach to include/plat Move the remaining headers under plat-omap/include/mach to plat-omap/include/plat. Also search and replace the files using these headers to include using the right path. This was done with: #!/bin/bash mach_dir_old="arch/arm/plat-omap/include/mach" plat_dir_new="arch/arm/plat-omap/include/plat" headers=$(cd $mach_dir_old && ls *.h) omap_dirs="arch/arm/*omap*/ \ drivers/video/omap \ sound/soc/omap" other_files="drivers/leds/leds-ams-delta.c \ drivers/mfd/menelaus.c \ drivers/mfd/twl4030-core.c \ drivers/mtd/nand/ams-delta.c" for header in $headers; do old="#include --- arch/arm/plat-omap/include/plat/mailbox.h | 96 +++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 arch/arm/plat-omap/include/plat/mailbox.h (limited to 'arch/arm/plat-omap/include/plat/mailbox.h') diff --git a/arch/arm/plat-omap/include/plat/mailbox.h b/arch/arm/plat-omap/include/plat/mailbox.h new file mode 100644 index 0000000..b7a6991 --- /dev/null +++ b/arch/arm/plat-omap/include/plat/mailbox.h @@ -0,0 +1,96 @@ +/* mailbox.h */ + +#ifndef MAILBOX_H +#define MAILBOX_H + +#include +#include +#include + +typedef u32 mbox_msg_t; +typedef void (mbox_receiver_t)(mbox_msg_t msg); +struct omap_mbox; + +typedef int __bitwise omap_mbox_irq_t; +#define IRQ_TX ((__force omap_mbox_irq_t) 1) +#define IRQ_RX ((__force omap_mbox_irq_t) 2) + +typedef int __bitwise omap_mbox_type_t; +#define OMAP_MBOX_TYPE1 ((__force omap_mbox_type_t) 1) +#define OMAP_MBOX_TYPE2 ((__force omap_mbox_type_t) 2) + +struct omap_mbox_ops { + omap_mbox_type_t type; + int (*startup)(struct omap_mbox *mbox); + void (*shutdown)(struct omap_mbox *mbox); + /* fifo */ + mbox_msg_t (*fifo_read)(struct omap_mbox *mbox); + void (*fifo_write)(struct omap_mbox *mbox, mbox_msg_t msg); + int (*fifo_empty)(struct omap_mbox *mbox); + int (*fifo_full)(struct omap_mbox *mbox); + /* irq */ + void (*enable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq); + void (*disable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq); + void (*ack_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq); + int (*is_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq); + /* ctx */ + void (*save_ctx)(struct omap_mbox *mbox); + void (*restore_ctx)(struct omap_mbox *mbox); +}; + +struct omap_mbox_queue { + spinlock_t lock; + struct request_queue *queue; + struct work_struct work; + int (*callback)(void *); + struct omap_mbox *mbox; +}; + +struct omap_mbox { + char *name; + unsigned int irq; + + struct omap_mbox_queue *txq, *rxq; + + struct omap_mbox_ops *ops; + + mbox_msg_t seq_snd, seq_rcv; + + struct device *dev; + + struct omap_mbox *next; + void *priv; + + void (*err_notify)(void); +}; + +int omap_mbox_msg_send(struct omap_mbox *, mbox_msg_t msg, void *); +void omap_mbox_init_seq(struct omap_mbox *); + +struct omap_mbox *omap_mbox_get(const char *); +void omap_mbox_put(struct omap_mbox *); + +int omap_mbox_register(struct device *parent, struct omap_mbox *); +int omap_mbox_unregister(struct omap_mbox *); + +static inline void omap_mbox_save_ctx(struct omap_mbox *mbox) +{ + if (!mbox->ops->save_ctx) { + dev_err(mbox->dev, "%s:\tno save\n", __func__); + return; + } + + mbox->ops->save_ctx(mbox); +} + +static inline void omap_mbox_restore_ctx(struct omap_mbox *mbox) +{ + if (!mbox->ops->restore_ctx) { + dev_err(mbox->dev, "%s:\tno restore\n", __func__); + return; + } + + mbox->ops->restore_ctx(mbox); +} + +#endif /* MAILBOX_H */ -- cgit v1.1 From c7c158e57bce6220644f2bcd65d82e1468aa40ec Mon Sep 17 00:00:00 2001 From: Hiroshi DOYU Date: Sun, 22 Nov 2009 10:11:19 -0800 Subject: omap: mailbox: remove class interface It's not used at present. Signed-off-by: Hiroshi DOYU Signed-off-by: Tony Lindgren --- arch/arm/plat-omap/include/plat/mailbox.h | 1 - 1 file changed, 1 deletion(-) (limited to 'arch/arm/plat-omap/include/plat/mailbox.h') diff --git a/arch/arm/plat-omap/include/plat/mailbox.h b/arch/arm/plat-omap/include/plat/mailbox.h index b7a6991..319306a 100644 --- a/arch/arm/plat-omap/include/plat/mailbox.h +++ b/arch/arm/plat-omap/include/plat/mailbox.h @@ -8,7 +8,6 @@ #include typedef u32 mbox_msg_t; -typedef void (mbox_receiver_t)(mbox_msg_t msg); struct omap_mbox; typedef int __bitwise omap_mbox_irq_t; -- cgit v1.1 From b2b6362e6c5f744776da633218029e99f1244694 Mon Sep 17 00:00:00 2001 From: C A Subramaniam Date: Sun, 22 Nov 2009 10:11:20 -0800 Subject: omap: mailbox: remove unnecessary arg for omap_mbox_msg_send Also removed from tx_data Signed-off-by: C A Subramaniam Acked-by: Hiroshi DOYU Signed-off-by: Tony Lindgren --- arch/arm/plat-omap/include/plat/mailbox.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/plat-omap/include/plat/mailbox.h') diff --git a/arch/arm/plat-omap/include/plat/mailbox.h b/arch/arm/plat-omap/include/plat/mailbox.h index 319306a..8260a3f 100644 --- a/arch/arm/plat-omap/include/plat/mailbox.h +++ b/arch/arm/plat-omap/include/plat/mailbox.h @@ -63,7 +63,7 @@ struct omap_mbox { void (*err_notify)(void); }; -int omap_mbox_msg_send(struct omap_mbox *, mbox_msg_t msg, void *); +int omap_mbox_msg_send(struct omap_mbox *, mbox_msg_t msg); void omap_mbox_init_seq(struct omap_mbox *); struct omap_mbox *omap_mbox_get(const char *); -- cgit v1.1 From eb18858ebda7f4ef3d7de33e1b9bf11ac4cc137b Mon Sep 17 00:00:00 2001 From: Hiroshi DOYU Date: Sun, 22 Nov 2009 10:11:22 -0800 Subject: omap: mailbox: Expose omap_mbox_enable()/disable_irq() Expose omap_mbox_enable()/disable_irq() Signed-off-by: Hiroshi DOYU --- arch/arm/plat-omap/include/plat/mailbox.h | 12 ++++++++++++ 1 file changed, 12 insertions(+) (limited to 'arch/arm/plat-omap/include/plat/mailbox.h') diff --git a/arch/arm/plat-omap/include/plat/mailbox.h b/arch/arm/plat-omap/include/plat/mailbox.h index 8260a3f..bf06953 100644 --- a/arch/arm/plat-omap/include/plat/mailbox.h +++ b/arch/arm/plat-omap/include/plat/mailbox.h @@ -92,4 +92,16 @@ static inline void omap_mbox_restore_ctx(struct omap_mbox *mbox) mbox->ops->restore_ctx(mbox); } +static inline void omap_mbox_enable_irq(struct omap_mbox *mbox, + omap_mbox_irq_t irq) +{ + mbox->ops->enable_irq(mbox, irq); +} + +static inline void omap_mbox_disable_irq(struct omap_mbox *mbox, + omap_mbox_irq_t irq) +{ + mbox->ops->disable_irq(mbox, irq); +} + #endif /* MAILBOX_H */ -- cgit v1.1 From 5ed8d32ea39d34dbfea50ada1bee0a33513fc6f3 Mon Sep 17 00:00:00 2001 From: C A Subramaniam Date: Sun, 22 Nov 2009 10:11:24 -0800 Subject: omap: mailbox: OMAP4 Mailbox-driver Patch to support tasklet implementation This patch uses a tasklet implementation for sending mailbox messages. Signed-off-by: C A Subramaniam Signed-off-by: Ramesh Gupta G Signed-off-by: Hiroshi DOYU Signed-off-by: Tony Lindgren --- arch/arm/plat-omap/include/plat/mailbox.h | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-) (limited to 'arch/arm/plat-omap/include/plat/mailbox.h') diff --git a/arch/arm/plat-omap/include/plat/mailbox.h b/arch/arm/plat-omap/include/plat/mailbox.h index bf06953..729166b 100644 --- a/arch/arm/plat-omap/include/plat/mailbox.h +++ b/arch/arm/plat-omap/include/plat/mailbox.h @@ -6,6 +6,7 @@ #include #include #include +#include typedef u32 mbox_msg_t; struct omap_mbox; @@ -28,8 +29,10 @@ struct omap_mbox_ops { int (*fifo_empty)(struct omap_mbox *mbox); int (*fifo_full)(struct omap_mbox *mbox); /* irq */ - void (*enable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq); - void (*disable_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq); + void (*enable_irq)(struct omap_mbox *mbox, + omap_mbox_irq_t irq); + void (*disable_irq)(struct omap_mbox *mbox, + omap_mbox_irq_t irq); void (*ack_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq); int (*is_irq)(struct omap_mbox *mbox, omap_mbox_irq_t irq); /* ctx */ @@ -41,6 +44,7 @@ struct omap_mbox_queue { spinlock_t lock; struct request_queue *queue; struct work_struct work; + struct tasklet_struct tasklet; int (*callback)(void *); struct omap_mbox *mbox; }; -- cgit v1.1