Move this function from the included source file to the main driver
source file.
Remove the now empty included source file.
Signed-off-by: H Hartley Sweeten <hswee...@visionengravers.com>
Cc: Ian Abbott <abbo...@mev.co.uk>
Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
.../comedi/drivers/addi-data/hwdrv_apci3120.c | 58 ----------------------
drivers/staging/comedi/drivers/addi_apci_3120.c | 53 +++++++++++++++++++-
2 files changed, 52 insertions(+), 59 deletions(-)
delete mode 100644 drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
diff --git a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
b/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
deleted file mode 100644
index c600871..0000000
--- a/drivers/staging/comedi/drivers/addi-data/hwdrv_apci3120.c
+++ /dev/null
@@ -1,58 +0,0 @@
-/*
- * This is a handler for the DMA interrupt.
- * This function copies the data to Comedi Buffer.
- * For continuous DMA it reinitializes the DMA operation.
- * For single mode DMA it stop the acquisition.
- */
-static void apci3120_interrupt_dma(int irq, void *d)
-{
- struct comedi_device *dev = d;
- struct apci3120_private *devpriv = dev->private;
- struct comedi_subdevice *s = dev->read_subdev;
- struct comedi_async *async = s->async;
- struct comedi_cmd *cmd = &async->cmd;
- struct apci3120_dmabuf *dmabuf;
- unsigned int nbytes;
- unsigned int nsamples;
-
- dmabuf = &devpriv->dmabuf[devpriv->cur_dmabuf];
-
- nbytes = dmabuf->use_size - inl(devpriv->amcc + AMCC_OP_REG_MWTC);
-
- if (nbytes < dmabuf->use_size)
- dev_err(dev->class_dev, "Interrupted DMA transfer!\n");
- if (nbytes & 1) {
- dev_err(dev->class_dev, "Odd count of bytes in DMA ring!\n");
- async->events |= COMEDI_CB_ERROR;
- return;
- }
- nsamples = comedi_bytes_to_samples(s, nbytes);
-
- if (devpriv->use_double_buffer) {
- struct apci3120_dmabuf *next_dmabuf;
-
- next_dmabuf = &devpriv->dmabuf[!devpriv->cur_dmabuf];
-
- /* start DMA on next buffer */
- apci3120_init_dma(dev, next_dmabuf);
- }
-
- if (nsamples) {
- comedi_buf_write_samples(s, dmabuf->virt, nsamples);
-
- if (!(cmd->flags & CMDF_WAKE_EOS))
- async->events |= COMEDI_CB_EOS;
- }
-
- if ((async->events & COMEDI_CB_CANCEL_MASK) ||
- (cmd->stop_src == TRIG_COUNT && async->scans_done >= cmd->stop_arg))
- return;
-
- if (devpriv->use_double_buffer) {
- /* switch dma buffers for next interrupt */
- devpriv->cur_dmabuf = !devpriv->cur_dmabuf;
- } else {
- /* restart DMA if is not using double buffering */
- apci3120_init_dma(dev, dmabuf);
- }
-}
diff --git a/drivers/staging/comedi/drivers/addi_apci_3120.c
b/drivers/staging/comedi/drivers/addi_apci_3120.c
index fce177b..9bdd727 100644
--- a/drivers/staging/comedi/drivers/addi_apci_3120.c
+++ b/drivers/staging/comedi/drivers/addi_apci_3120.c
@@ -435,7 +435,58 @@ static void apci3120_set_chanlist(struct comedi_device
*dev,
devpriv->mode |= APCI3120_MODE_SCAN_ENA;
}
-#include "addi-data/hwdrv_apci3120.c"
+static void apci3120_interrupt_dma(int irq, void *d)
+{
+ struct comedi_device *dev = d;
+ struct apci3120_private *devpriv = dev->private;
+ struct comedi_subdevice *s = dev->read_subdev;
+ struct comedi_async *async = s->async;
+ struct comedi_cmd *cmd = &async->cmd;
+ struct apci3120_dmabuf *dmabuf;
+ unsigned int nbytes;
+ unsigned int nsamples;
+
+ dmabuf = &devpriv->dmabuf[devpriv->cur_dmabuf];
+
+ nbytes = dmabuf->use_size - inl(devpriv->amcc + AMCC_OP_REG_MWTC);
+
+ if (nbytes < dmabuf->use_size)
+ dev_err(dev->class_dev, "Interrupted DMA transfer!\n");
+ if (nbytes & 1) {
+ dev_err(dev->class_dev, "Odd count of bytes in DMA ring!\n");
+ async->events |= COMEDI_CB_ERROR;
+ return;
+ }
+ nsamples = comedi_bytes_to_samples(s, nbytes);
+
+ if (devpriv->use_double_buffer) {
+ struct apci3120_dmabuf *next_dmabuf;
+
+ next_dmabuf = &devpriv->dmabuf[!devpriv->cur_dmabuf];
+
+ /* start DMA on next buffer */
+ apci3120_init_dma(dev, next_dmabuf);
+ }
+
+ if (nsamples) {
+ comedi_buf_write_samples(s, dmabuf->virt, nsamples);
+
+ if (!(cmd->flags & CMDF_WAKE_EOS))
+ async->events |= COMEDI_CB_EOS;
+ }
+
+ if ((async->events & COMEDI_CB_CANCEL_MASK) ||
+ (cmd->stop_src == TRIG_COUNT && async->scans_done >= cmd->stop_arg))
+ return;
+
+ if (devpriv->use_double_buffer) {
+ /* switch dma buffers for next interrupt */
+ devpriv->cur_dmabuf = !devpriv->cur_dmabuf;
+ } else {
+ /* restart DMA if is not using double buffering */
+ apci3120_init_dma(dev, dmabuf);
+ }
+}
static irqreturn_t apci3120_interrupt(int irq, void *d)
{
--
2.0.3
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