diff options
| author | Sudeep Dutt <sudeep.dutt@intel.com> | 2015-04-29 05:32:39 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2015-05-24 12:13:37 -0700 |
| commit | dd8d8d44df643a8f55ec2e854cc3c2dd892654cb (patch) | |
| tree | 12f9a04fb6945f0023ff01393e042beb9142ff3e /drivers/misc/mic/card/mic_device.h | |
| parent | 74321d4c99fc1d2582085cbb614d5a3ea9da962d (diff) | |
misc: mic: MIC card driver specific changes to enable SCIF
MIC card driver specific changes to enable SCIF. This patch implements
the SCIF hardware bus operations and registers a SCIF device on the
SCIF hardware bus.
Reviewed-by: Nikhil Rao <nikhil.rao@intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Signed-off-by: Sudeep Dutt <sudeep.dutt@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/misc/mic/card/mic_device.h')
| -rw-r--r-- | drivers/misc/mic/card/mic_device.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/misc/mic/card/mic_device.h b/drivers/misc/mic/card/mic_device.h index 844be8fc9b22..1dbf83c41289 100644 --- a/drivers/misc/mic/card/mic_device.h +++ b/drivers/misc/mic/card/mic_device.h @@ -29,9 +29,9 @@ #include <linux/workqueue.h> #include <linux/io.h> -#include <linux/irqreturn.h> #include <linux/interrupt.h> #include <linux/mic_bus.h> +#include "../bus/scif_bus.h" /** * struct mic_intr_info - Contains h/w specific interrupt sources info @@ -73,6 +73,9 @@ struct mic_device { * @irq_info: The OS specific irq information * @intr_info: H/W specific interrupt information. * @dma_mbdev: dma device on the MIC virtual bus. + * @dma_ch - Array of DMA channels + * @num_dma_ch - Number of DMA channels available + * @scdev: SCIF device on the SCIF virtual bus. */ struct mic_driver { char name[20]; @@ -84,6 +87,9 @@ struct mic_driver { struct mic_irq_info irq_info; struct mic_intr_info intr_info; struct mbus_device *dma_mbdev; + struct dma_chan *dma_ch[MIC_MAX_DMA_CHAN]; + int num_dma_ch; + struct scif_hw_dev *scdev; }; /** @@ -122,10 +128,11 @@ void mic_driver_uninit(struct mic_driver *mdrv); int mic_next_card_db(void); struct mic_irq * mic_request_card_irq(irq_handler_t handler, irq_handler_t thread_fn, - const char *name, void *data, int intr_src); + const char *name, void *data, int db); void mic_free_card_irq(struct mic_irq *cookie, void *data); u32 mic_read_spad(struct mic_device *mdev, unsigned int idx); void mic_send_intr(struct mic_device *mdev, int doorbell); +void mic_send_p2p_intr(int doorbell, struct mic_mw *mw); int mic_db_to_irq(struct mic_driver *mdrv, int db); u32 mic_ack_interrupt(struct mic_device *mdev); void mic_hw_intr_init(struct mic_driver *mdrv); |