diff options
| -rw-r--r-- | drivers/media/dvb/mantis/mantis_hif.c | 54 | ||||
| -rw-r--r-- | drivers/media/dvb/mantis/mantis_link.h | 2 |
2 files changed, 56 insertions, 0 deletions
diff --git a/drivers/media/dvb/mantis/mantis_hif.c b/drivers/media/dvb/mantis/mantis_hif.c index 1472008e257e..42aedf7a0147 100644 --- a/drivers/media/dvb/mantis/mantis_hif.c +++ b/drivers/media/dvb/mantis/mantis_hif.c @@ -111,6 +111,60 @@ int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data) return 0; } +int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr, u32 count, u32 *data) +{ + struct mantis_pci *mantis = ca->ca_priv; + u32 hif_addr = 0; + + hif_addr &= ~MANTIS_GPIF_PCMCIAREG; + hif_addr |= MANTIS_GPIF_HIFRDWRN; + hif_addr |= MANTIS_GPIF_PCMCIAIOM; + hif_addr |= addr; + + mmwrite(hif_addr, MANTIS_GPIF_HIFADDR); + ca->hif_job_queue = MANTIS_HIF_IOMRD; + + if (mantis_hif_sbuf_opdone_wait(ca) != 0) { + ca->hif_job_queue &= ~MANTIS_HIF_IOMRD; + dprintk(verbose, MANTIS_ERROR, 1, "Adapter(%d) Slot(0): HIF Smart Buffer operation failed", mantis->num); + return -EREMOTEIO; + } + udelay(50); + ca->hif_job_queue &= ~MANTIS_HIF_IOMRD; + *data = mmread(MANTIS_GPIF_HIFDIN); + hif_addr |= MANTIS_GPIF_PCMCIAREG; + mmwrite(hif_addr, MANTIS_GPIF_HIFADDR); + + return 0; +} + +int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u32 data) +{ + struct mantis_pci *mantis = ca->ca_priv; + u32 hif_addr = 0; + + hif_addr &= ~MANTIS_GPIF_PCMCIAREG; + hif_addr &= ~MANTIS_GPIF_HIFRDWRN; + hif_addr |= MANTIS_GPIF_PCMCIAIOM; + hif_addr |= addr; + + mmwrite(hif_addr, MANTIS_GPIF_HIFADDR); + mmwrite(data, MANTIS_GPIF_HIFDOUT); + + ca->hif_job_queue = MANTIS_HIF_IOMWR; + if (mantis_hif_sbuf_opdone_wait(ca) != 0) { + ca->hif_job_queue &= ~MANTIS_HIF_IOMWR; + dprintk(verbose, MANTIS_ERROR, 1, "Adapter(%d) Slot(0): HIF Smart Buffer operation failed", mantis->num); + return -EREMOTEIO; + } + udelay(50); + ca->hif_job_queue &= ~MANTIS_HIF_IOMWR; + hif_addr |= MANTIS_GPIF_PCMCIAREG; + mmwrite(hif_addr, MANTIS_GPIF_HIFADDR); + + return 0; +} + int mantis_hif_init(struct mantis_ca *ca) { struct mantis_pci *mantis = ca->ca_priv; diff --git a/drivers/media/dvb/mantis/mantis_link.h b/drivers/media/dvb/mantis/mantis_link.h index 8862502866c5..478900ea184d 100644 --- a/drivers/media/dvb/mantis/mantis_link.h +++ b/drivers/media/dvb/mantis/mantis_link.h @@ -73,5 +73,7 @@ extern int mantis_hif_init(struct mantis_ca *ca); extern void mantis_hif_exit(struct mantis_ca *ca); extern int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr); extern int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data); +extern int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr, u32 count, u32 *data); +extern int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u32 data); #endif // __MANTIS_LINK_H |