summaryrefslogtreecommitdiff
path: root/drivers
diff options
context:
space:
mode:
authorManu Abraham <abraham.manu@gmail.com>2009-12-04 05:16:24 -0300
committerMauro Carvalho Chehab <mchehab@redhat.com>2010-01-17 11:55:36 -0200
commitb2d8f5eafd31cd7bc722dc93057d8c5fd5b688ab (patch)
treeb004273a04de6416c0d88efa49e2b62a68f03cf9 /drivers
parent4d5a28efda3ce12529e4b90832184f62c7a50848 (diff)
downloadlinux-rpi-b2d8f5eafd31cd7bc722dc93057d8c5fd5b688ab.tar.gz
linux-rpi-b2d8f5eafd31cd7bc722dc93057d8c5fd5b688ab.tar.bz2
linux-rpi-b2d8f5eafd31cd7bc722dc93057d8c5fd5b688ab.zip
V4L/DVB (13751): [Mantis] GPIO_CONTROL: Do not toggle GPIO CW's on HIF operations
Signed-off-by: Manu Abraham <manu@linuxtv.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/media/dvb/mantis/mantis_common.h2
-rw-r--r--drivers/media/dvb/mantis/mantis_hif.c9
2 files changed, 7 insertions, 4 deletions
diff --git a/drivers/media/dvb/mantis/mantis_common.h b/drivers/media/dvb/mantis/mantis_common.h
index 75f07736e001..49f2f118b498 100644
--- a/drivers/media/dvb/mantis/mantis_common.h
+++ b/drivers/media/dvb/mantis/mantis_common.h
@@ -142,6 +142,8 @@ struct mantis_pci {
struct mantis_ca *mantis_ca;
};
+#define MANTIS_HIF_STATUS (mantis->gpio_status << 12)
+
extern unsigned int verbose;
extern unsigned int devs;
extern unsigned int i2c;
diff --git a/drivers/media/dvb/mantis/mantis_hif.c b/drivers/media/dvb/mantis/mantis_hif.c
index d18fe4152449..96611b67cb4b 100644
--- a/drivers/media/dvb/mantis/mantis_hif.c
+++ b/drivers/media/dvb/mantis/mantis_hif.c
@@ -56,6 +56,7 @@ static int mantis_hif_sbuf_opdone_wait(struct mantis_ca *ca)
return rc;
}
+
int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr)
{
struct mantis_pci *mantis = ca->ca_priv;
@@ -67,7 +68,7 @@ int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr)
hif_addr &= ~MANTIS_GPIF_PCMCIAIOM;
hif_addr |= addr;
- mmwrite(hif_addr, MANTIS_GPIF_BRADDR);
+ mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_BRADDR);
mmwrite(count, MANTIS_GPIF_BRBYTES);
udelay(20);
@@ -100,7 +101,7 @@ int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data)
mmwrite(slot->slave_cfg, MANTIS_GPIF_CFGSLA); /* Slot0 alone for now */
- mmwrite(hif_addr, MANTIS_GPIF_ADDR);
+ mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_ADDR);
mmwrite(data, MANTIS_GPIF_DOUT);
ca->hif_job_queue = MANTIS_HIF_MEMWR;
@@ -124,7 +125,7 @@ int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr)
hif_addr |= MANTIS_GPIF_PCMCIAIOM;
hif_addr |= addr;
- mmwrite(hif_addr, MANTIS_GPIF_ADDR);
+ mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_ADDR);
ca->hif_job_queue = MANTIS_HIF_IOMRD;
if (mantis_hif_sbuf_opdone_wait(ca) != 0) {
@@ -152,7 +153,7 @@ int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data)
hif_addr |= MANTIS_GPIF_PCMCIAIOM;
hif_addr |= addr;
- mmwrite(hif_addr, MANTIS_GPIF_ADDR);
+ mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_ADDR);
mmwrite(data, MANTIS_GPIF_DOUT);
ca->hif_job_queue = MANTIS_HIF_IOMWR;