From b29f6ac248e49d8425aa91afb1b53d1f6d47ebe3 Mon Sep 17 00:00:00 2001 From: Manu Abraham Date: Fri, 4 Dec 2009 05:31:21 -0300 Subject: [PATCH] V4L/DVB (13781): [Mantis CA] Bug: Fix wrong usage of HIFRDWRN Signed-off-by: Manu Abraham Signed-off-by: Mauro Carvalho Chehab --- drivers/media/dvb/mantis/mantis_hif.c | 24 +++++++++++------------- 1 file changed, 11 insertions(+), 13 deletions(-) diff --git a/drivers/media/dvb/mantis/mantis_hif.c b/drivers/media/dvb/mantis/mantis_hif.c index 323d1fb..3368253 100644 --- a/drivers/media/dvb/mantis/mantis_hif.c +++ b/drivers/media/dvb/mantis/mantis_hif.c @@ -53,7 +53,6 @@ static int mantis_hif_sbuf_opdone_wait(struct mantis_ca *ca) } dprintk(verbose, MANTIS_DEBUG, 1, "Smart Buffer Operation complete"); ca->hif_event &= ~MANTIS_SBUF_OPDONE; - udelay(5); return rc; } @@ -93,17 +92,16 @@ int mantis_hif_read_mem(struct mantis_ca *ca, u32 addr) u32 hif_addr = 0, data, count = 4; dprintk(verbose, MANTIS_DEBUG, 1, "Adapter(%d) Slot(0): Request HIF Mem Read", mantis->num); - hif_addr |= MANTIS_GPIF_HIFRDWRN; hif_addr &= ~MANTIS_GPIF_PCMCIAREG; hif_addr &= ~MANTIS_GPIF_PCMCIAIOM; + hif_addr |= MANTIS_HIF_STATUS; hif_addr |= addr; - mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_BRADDR); + mmwrite(hif_addr, MANTIS_GPIF_BRADDR); mmwrite(count, MANTIS_GPIF_BRBYTES); - udelay(20); + mmwrite(hif_addr | MANTIS_GPIF_HIFRDWRN, MANTIS_GPIF_ADDR); - mmwrite(hif_addr, MANTIS_GPIF_ADDR); if (mantis_hif_sbuf_opdone_wait(ca) != 0) { dprintk(verbose, MANTIS_ERROR, 1, "Adapter(%d) Slot(0): GPIF Smart Buffer operation failed", mantis->num); return -EREMOTEIO; @@ -123,10 +121,11 @@ int mantis_hif_write_mem(struct mantis_ca *ca, u32 addr, u8 data) hif_addr &= ~MANTIS_GPIF_HIFRDWRN; hif_addr &= ~MANTIS_GPIF_PCMCIAREG; hif_addr &= ~MANTIS_GPIF_PCMCIAIOM; - hif_addr |= addr; + hif_addr |= MANTIS_HIF_STATUS; + hif_addr |= addr; mmwrite(slot->slave_cfg, MANTIS_GPIF_CFGSLA); /* Slot0 alone for now */ - mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_ADDR); + mmwrite(hif_addr, MANTIS_GPIF_ADDR); mmwrite(data, MANTIS_GPIF_DOUT); if (mantis_hif_write_wait(ca) != 0) { @@ -145,16 +144,14 @@ int mantis_hif_read_iom(struct mantis_ca *ca, u32 addr) dprintk(verbose, MANTIS_DEBUG, 1, "Adapter(%d) Slot(0): Request HIF I/O Read", mantis->num); hif_addr &= ~MANTIS_GPIF_PCMCIAREG; - hif_addr |= MANTIS_GPIF_HIFRDWRN; hif_addr |= MANTIS_GPIF_PCMCIAIOM; + hif_addr |= MANTIS_HIF_STATUS; hif_addr |= addr; - mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_BRADDR); + mmwrite(hif_addr, MANTIS_GPIF_BRADDR); mmwrite(1, MANTIS_GPIF_BRBYTES); - udelay(20); - - mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_ADDR); + mmwrite(hif_addr | MANTIS_GPIF_HIFRDWRN, MANTIS_GPIF_ADDR); if (mantis_hif_sbuf_opdone_wait(ca) != 0) { dprintk(verbose, MANTIS_ERROR, 1, "Adapter(%d) Slot(0): HIF Smart Buffer operation failed", mantis->num); @@ -176,9 +173,10 @@ int mantis_hif_write_iom(struct mantis_ca *ca, u32 addr, u8 data) hif_addr &= ~MANTIS_GPIF_PCMCIAREG; hif_addr &= ~MANTIS_GPIF_HIFRDWRN; hif_addr |= MANTIS_GPIF_PCMCIAIOM; + hif_addr |= MANTIS_HIF_STATUS; hif_addr |= addr; - mmwrite(hif_addr | MANTIS_HIF_STATUS, MANTIS_GPIF_ADDR); + mmwrite(hif_addr, MANTIS_GPIF_ADDR); mmwrite(data, MANTIS_GPIF_DOUT); if (mantis_hif_write_wait(ca) != 0) { -- 2.7.4