From f35d09db0e61009679e41cc5afa2d205b99c3816 Mon Sep 17 00:00:00 2001 From: Mauro Carvalho Chehab Date: Fri, 22 Mar 2013 06:22:45 -0300 Subject: [PATCH 1/1] [media] siano: use do_div() for 64-bits division MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit As reported by Frank Schäfer : ERROR: "__divdi3" [drivers/media/common/siano/smsdvb.ko] undefined! Reported-by: Frank Schäfer Tested-by: Gianluca Gennari Signed-off-by: Mauro Carvalho Chehab --- drivers/media/common/siano/smsdvb-main.c | 9 ++++++--- 1 file changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/media/common/siano/smsdvb-main.c b/drivers/media/common/siano/smsdvb-main.c index d965a7ae598..297f1b2f9a3 100644 --- a/drivers/media/common/siano/smsdvb-main.c +++ b/drivers/media/common/siano/smsdvb-main.c @@ -22,6 +22,7 @@ along with this program. If not, see . #include #include #include +#include #include "dmxdev.h" #include "dvbdev.h" @@ -244,6 +245,7 @@ static void smsdvb_update_per_slices(struct smsdvb_client_t *client, { struct dvb_frontend *fe = &client->frontend; struct dtv_frontend_properties *c = &fe->dtv_property_cache; + u64 tmp; client->fe_status = sms_to_status(p->is_demod_locked, p->is_rf_locked); c->modulation = sms_to_modulation(p->constellation); @@ -272,8 +274,9 @@ static void smsdvb_update_per_slices(struct smsdvb_client_t *client, c->post_bit_count.stat[0].uvalue += p->ber_bit_count; /* Legacy PER/BER */ - client->legacy_per = (p->ets_packets * 65535) / - (p->ts_packets + p->ets_packets); + tmp = p->ets_packets * 65535; + do_div(tmp, p->ts_packets + p->ets_packets); + client->legacy_per = tmp; } static void smsdvb_update_dvb_stats(struct smsdvb_client_t *client, @@ -803,7 +806,7 @@ static int smsdvb_read_snr(struct dvb_frontend *fe, u16 *snr) rc = smsdvb_send_statistics_request(client); /* Preferred scale for SNR with legacy API: 0.1 dB */ - *snr = c->cnr.stat[0].svalue / 100; + *snr = ((u32)c->cnr.stat[0].svalue) / 100; led_feedback(client); -- 2.43.2