V4L/DVB (13735): [Mantis] Implement the Event Manager tasklet

Signed-off-by: Manu Abraham <manu@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb/mantis/mantis_evm.c b/drivers/media/dvb/mantis/mantis_evm.c
index c9359d6..9f1740e 100644 (file)
--- a/drivers/media/dvb/mantis/mantis_evm.c
+++ b/drivers/media/dvb/mantis/mantis_evm.c
@@ -20,12 +20,76 @@
 
 #include "mantis_common.h"
 #include "mantis_link.h"
+#include "mantis_hif.h"
+
+void mantis_hifevm_tasklet(unsigned long data)
+{
+       struct mantis_ca *ca = (struct mantis_ca *) data;
+       struct mantis_pci *mantis = ca->ca_priv;
+
+       u32 gpif_stat;
+
+       gpif_stat = mmread(MANTIS_GPIF_STATUS);
+
+       if (gpif_stat & MANTIS_GPIF_DETSTAT) {
+               if (gpif_stat & MANTIS_CARD_PLUGIN) {
+                       dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Plugin", mantis->num);
+                       mmwrite(0xdada0000, MANTIS_CARD_RESET);
+                       // Plugin call here
+                       gpif_stat = 0; // crude !
+               }
+       } else {
+               if (gpif_stat & MANTIS_CARD_PLUGOUT) {
+                       dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): CAM Unplug", mantis->num);
+                       mmwrite(0xdada0000, MANTIS_CARD_RESET);
+                       // Unplug call here
+                       gpif_stat = 0; // crude !
+               }
+       }
+
+       if (gpif_stat & MANTIS_GPIF_EXTIRQ)
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Ext IRQ", mantis->num);
+
+       if (gpif_stat & MANTIS_SBUF_WSTO)
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Timeout", mantis->num);
+
+       if (gpif_stat & MANTIS_GPIF_OTHERR)
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Alignment Error", mantis->num);
+
+       if (gpif_stat & MANTIS_SBUF_OVFLW)
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Overflow", mantis->num);
+
+       if (gpif_stat & MANTIS_GPIF_BRRDY) {
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Read Ready", mantis->num);
+               ca->sbuf_status = MANTIS_SBUF_DATA_AVAIL;
+               if (ca->hif_job_queue & MANTIS_HIF_MEMRD)
+                       wake_up(&ca->hif_brrdyw_wq);
+       }
+       if (gpif_stat & MANTIS_GPIF_WRACK)
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Slave Write ACK", mantis->num);
+
+       if (gpif_stat & MANTIS_GPIF_INTSTAT)
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): GPIF IRQ", mantis->num);
+
+       if (gpif_stat & MANTIS_SBUF_EMPTY)
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer Empty", mantis->num);
+
+       if (gpif_stat & MANTIS_SBUF_OPDONE) {
+               dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Event Mgr: Adapter(%d) Slot(0): Smart Buffer operation complete", mantis->num);
+               if (ca->hif_job_queue) {
+                       wake_up(&ca->hif_opdone_wq);
+                       ca->hif_event = MANTIS_SBUF_OPDONE;
+               }
+       }
+}
 
 int mantis_evmgr_init(struct mantis_ca *ca)
 {
        struct mantis_pci *mantis = ca->ca_priv;
 
        dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Initializing Mantis Host I/F Event manager");
+       tasklet_init(&ca->hif_evm_tasklet, mantis_hifevm_tasklet, (unsigned long) ca);
+
        return 0;
 }
 
@@ -34,4 +98,5 @@ void mantis_evmgr_exit(struct mantis_ca *ca)
        struct mantis_pci *mantis = ca->ca_priv;
 
        dprintk(mantis->verbose, MANTIS_DEBUG, 1, "Mantis Host I/F Event manager exiting");
+       tasklet_kill(&ca->hif_evm_tasklet);
 }

diff --git a/drivers/media/dvb/mantis/mantis_reg.h b/drivers/media/dvb/mantis/mantis_reg.h
index 1b54e09..d9862b7 100644 (file)
--- a/drivers/media/dvb/mantis/mantis_reg.h
+++ b/drivers/media/dvb/mantis/mantis_reg.h
@@ -73,6 +73,40 @@
 #define MANTIS_I2C_STOP                        (0x01 <<  5)
 #define MANTIS_I2C_PGMODE              (0x01 <<  3)
 
+#define MANTIS_GPIF_CFGSLA             0x84
+#define MANTIS_GPIF_WAITSMPL           (0x07 << 28)
+#define MANTIS_GPIF_BYTEADDRSUB                (0x01 << 25)
+#define MANTIS_GPIF_WAITPOL            (0x01 << 24)
+#define MANTIS_GPIF_NCDELAY            (0x07 << 20)
+#define MANTIS_GPIF_RW2CSDELAY         (0x07 << 16)
+#define MANTIS_GPIF_SLFTIMEDMODE       (0x01 << 15)
+#define MANTIS_GPIF_SLFTIMEDDELY       (0x7f <<  8)
+#define MANTIS_GPIF_DEVTYPE            (0x07 <<  4)
+#define MANTIS_GPIF_BIGENDIAN          (0x01 <<  3)
+#define MANTIS_GPIF_FETCHCMD           (0x03 <<  1)
+#define MANTIS_GPIF_HWORDDEV           (0x01 <<  0)
+
+#define MANTIS_GPIF_WSTOPER            0x90
+#define MANTIS_GPIF_WSTOPERWREN3       (0x01 << 31)
+#define MANTIS_GPIF_PARBOOTN           (0x01 << 29)
+#define MANTIS_GPIF_WSTOPERSLID3       (0x1f << 24)
+#define MANTIS_GPIF_WSTOPERWREN2       (0x01 << 23)
+#define MANTIS_GPIF_WSTOPERSLID2       (0x1f << 16)
+#define MANTIS_GPIF_WSTOPERWREN1       (0x01 << 15)
+#define MANTIS_GPIF_WSTOPERSLID1       (0x1f <<  8)
+#define MANTIS_GPIF_WSTOPERWREN0       (0x01 <<  7)
+#define MANTIS_GPIF_WSTOPERSLID0       (0x1f <<  0)
+
+#define MANTIS_GPIF_CS2RW              0x94
+#define MANTIS_GPIF_CS2RWWREN3         (0x01 << 31)
+#define MANTIS_GPIF_CS2RWDELY3         (0x3f << 24)
+#define MANTIS_GPIF_CS2RWWREN2         (0x01 << 23)
+#define MANTIS_GPIF_CS2RWDELY2         (0x3f << 16)
+#define MANTIS_GPIF_CS2RWWREN1         (0x01 << 15)
+#define MANTIS_GPIF_CS2RWDELY1         (0x3f <<  8)
+#define MANTIS_GPIF_CS2RWWREN0         (0x01 <<  7)
+#define MANTIS_GPIF_CS2RWDELY0         (0x3f <<  0)
+
 #define MANTIS_GPIF_IRQCFG             0x98
 #define MANTIS_GPIF_IRQPOL             (0x01 <<  8)
 #define MANTIS_MASK_WRACK              (0x01 <<  7)
@@ -99,11 +133,33 @@
 #define MANTIS_CARD_PLUGIN             (0x01 <<  1)
 #define MANTIS_CARD_PLUGOUT            (0x01 <<  0)
 
+#define MANTIS_GPIF_BRADDR             0xa0
+#define MANTIS_GPIF_PCMCIAREG          (0x01           << 27)
+#define MANTIS_GPIF_PCMCIAIOM          (0x01           << 26)
+#define MANTIS_GPIF_BR_ADDR            (0xfffffff      <<  0)
+
+#define MANTIS_GPIF_BRBYTES            0xa4
+#define MANTIS_GPIF_BRCNT              (0xfff          <<  0)
+
+#define MANTIS_PCMCIA_RESET            0xa8
+#define MANTIS_PCMCIA_RSTVAL           (0xff << 0)
+
+#define MANTIS_CARD_RESET              0xac
+
 #define MANTIS_GPIF_ADDR               0xb0
-#define MANTIS_GPIF_RDWRN              (0x01 << 31)
+#define MANTIS_GPIF_RDWRN              (0x01           << 31)
+#define MANTIS_GPIF_PCMCIAREG          (0x01           << 27)
+#define MANTIS_GPIF_PCMCIAIOM          (0x01           << 26)
+#define MANTIS_GPIF_HIF_ADDR           (0xfffffff      <<  0)
 
 #define MANTIS_GPIF_DOUT               0xb4
+#define MANTIS_GPIF_HIF_DOUT           (0xfffffff      <<  0)
+
 #define MANTIS_GPIF_DIN                        0xb8
+#define MANTIS_GPIF_HIF_DIN            (0xfffffff      <<  0)
 
+#define MANTIS_GPIF_SPARE              0xbc
+#define MANTIS_GPIF_LOGICRD            (0xffff         << 16)
+#define MANTIS_GPIF_LOGICRW            (0xffff         <<  0)
 
 #endif //__MANTIS_REG_H