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asix-sigma: Pull out the CAPTURE mode handler 

Pull out the code handling the Sigma which is in CAPTURE mode into
a separate function. This is so we can start reworking this entire
code easily soon.

Signed-off-by: Marek Vasut <marex@denx.de>
This commit is contained in:
Marek Vasut 2014-04-20 20:30:16 +02:00 committed by Bert Vermeulen
parent 58d6f20748
commit d405193074
1 changed files with 60 additions and 44 deletions
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44
hardware/asix-sigma/asix-sigma.c
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@ -1120,26 +1120,23 @@ static void download_capture(struct sr_dev_inst *sdi)
} }
static int receive_data(int fd, int revents, void *cb_data) /*
* Handle the Sigma when in CAPTURE mode. This function checks:
* - Sampling time ended
* - DRAM capacity overflow
* This function triggers download of the samples from Sigma
* in case either of the above conditions is true.
*/
static int sigma_capture_mode(struct sr_dev_inst *sdi)
{ {
struct sr_dev_inst *sdi; struct dev_context *devc = sdi->priv;
struct dev_context *devc;
struct sr_datafeed_packet packet; struct sr_datafeed_packet packet;
uint64_t running_msec; uint64_t running_msec;
struct timeval tv; struct timeval tv;
int numchunks; int numchunks;
uint8_t modestatus; uint8_t modestatus;
(void)fd;
(void)revents;
sdi = cb_data;
devc = sdi->priv;
if (devc->state.state == SIGMA_IDLE)
return TRUE;
if (devc->state.state == SIGMA_CAPTURE) {
/* Get the current position. */ /* Get the current position. */
sigma_read_pos(&devc->state.stoppos, &devc->state.triggerpos, sigma_read_pos(&devc->state.stoppos, &devc->state.triggerpos,
devc); devc);
@ -1179,7 +1176,26 @@ static int receive_data(int fd, int revents, void *cb_data)
sr_session_send(sdi, &packet); sr_session_send(sdi, &packet);
dev_acquisition_stop(sdi, sdi); dev_acquisition_stop(sdi, sdi);
}
return TRUE;
}
static int receive_data(int fd, int revents, void *cb_data)
{
struct sr_dev_inst *sdi;
struct dev_context *devc;
(void)fd;
(void)revents;
sdi = cb_data;
devc = sdi->priv;
if (devc->state.state == SIGMA_IDLE)
return TRUE;
if (devc->state.state == SIGMA_CAPTURE)
return sigma_capture_mode(sdi);
return TRUE; return TRUE;
} }