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path: root/drivers/media/video/cx18/cx18-driver.c
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Diffstat (limited to 'drivers/media/video/cx18/cx18-driver.c')
-rw-r--r--drivers/media/video/cx18/cx18-driver.c51
1 files changed, 36 insertions, 15 deletions
diff --git a/drivers/media/video/cx18/cx18-driver.c b/drivers/media/video/cx18/cx18-driver.c
index bd18afebbf8..085121c2b47 100644
--- a/drivers/media/video/cx18/cx18-driver.c
+++ b/drivers/media/video/cx18/cx18-driver.c
@@ -4,6 +4,7 @@
* Derived from ivtv-driver.c
*
* Copyright (C) 2007 Hans Verkuil <hverkuil@xs4all.nl>
+ * Copyright (C) 2008 Andy Walls <awalls@radix.net>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -22,6 +23,7 @@
*/
#include "cx18-driver.h"
+#include "cx18-io.h"
#include "cx18-version.h"
#include "cx18-cards.h"
#include "cx18-i2c.h"
@@ -73,10 +75,14 @@ static int radio[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1,
-1, -1, -1, -1, -1, -1, -1, -1 };
-
+static int mmio_ndelay[CX18_MAX_CARDS] = { -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1,
+ -1, -1, -1, -1, -1, -1, -1, -1 };
static unsigned cardtype_c = 1;
static unsigned tuner_c = 1;
static unsigned radio_c = 1;
+static unsigned mmio_ndelay_c = 1;
static char pal[] = "--";
static char secam[] = "--";
static char ntsc[] = "-";
@@ -90,15 +96,18 @@ static int enc_pcm_buffers = CX18_DEFAULT_ENC_PCM_BUFFERS;
static int cx18_pci_latency = 1;
+int cx18_retry_mmio = 1;
int cx18_debug;
module_param_array(tuner, int, &tuner_c, 0644);
module_param_array(radio, bool, &radio_c, 0644);
module_param_array(cardtype, int, &cardtype_c, 0644);
+module_param_array(mmio_ndelay, int, &mmio_ndelay_c, 0644);
module_param_string(pal, pal, sizeof(pal), 0644);
module_param_string(secam, secam, sizeof(secam), 0644);
module_param_string(ntsc, ntsc, sizeof(ntsc), 0644);
module_param_named(debug, cx18_debug, int, 0644);
+module_param_named(retry_mmio, cx18_retry_mmio, int, 0644);
module_param(cx18_pci_latency, int, 0644);
module_param(cx18_first_minor, int, 0644);
@@ -121,6 +130,8 @@ MODULE_PARM_DESC(cardtype,
"\t\t\t 3 = Compro VideoMate H900\n"
"\t\t\t 4 = Yuan MPC718\n"
"\t\t\t 5 = Conexant Raptor PAL/SECAM\n"
+ "\t\t\t 6 = Toshiba Qosmio DVB-T/Analog\n"
+ "\t\t\t 7 = Leadtek WinFast PVR2100\n"
"\t\t\t 0 = Autodetect (default)\n"
"\t\t\t-1 = Ignore this card\n\t\t");
MODULE_PARM_DESC(pal, "Set PAL standard: B, G, H, D, K, I, M, N, Nc, 60");
@@ -140,6 +151,14 @@ MODULE_PARM_DESC(debug,
MODULE_PARM_DESC(cx18_pci_latency,
"Change the PCI latency to 64 if lower: 0 = No, 1 = Yes,\n"
"\t\t\tDefault: Yes");
+MODULE_PARM_DESC(retry_mmio,
+ "Check and retry memory mapped IO accesses\n"
+ "\t\t\tDefault: 1 [Yes]");
+MODULE_PARM_DESC(mmio_ndelay,
+ "Delay (ns) for each CX23418 memory mapped IO access.\n"
+ "\t\t\tTry larger values that are close to a multiple of the\n"
+ "\t\t\tPCI clock period, 30.3 ns, if your card doesn't work.\n"
+ "\t\t\tDefault: " __stringify(CX18_DEFAULT_MMIO_NDELAY));
MODULE_PARM_DESC(enc_mpg_buffers,
"Encoder MPG Buffers (in MB)\n"
"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_MPG_BUFFERS));
@@ -156,7 +175,7 @@ MODULE_PARM_DESC(enc_pcm_buffers,
"Encoder PCM buffers (in MB)\n"
"\t\t\tDefault: " __stringify(CX18_DEFAULT_ENC_PCM_BUFFERS));
-MODULE_PARM_DESC(cx18_first_minor, "Set minor assigned to first card");
+MODULE_PARM_DESC(cx18_first_minor, "Set kernel number assigned to first card");
MODULE_AUTHOR("Hans Verkuil");
MODULE_DESCRIPTION("CX23418 driver");
@@ -356,6 +375,11 @@ static void cx18_process_options(struct cx18 *cx)
cx->options.tuner = tuner[cx->num];
cx->options.radio = radio[cx->num];
+ if (mmio_ndelay[cx->num] < 0)
+ cx->options.mmio_ndelay = CX18_DEFAULT_MMIO_NDELAY;
+ else
+ cx->options.mmio_ndelay = mmio_ndelay[cx->num];
+
cx->std = cx18_parse_std(cx);
if (cx->options.cardtype == -1) {
CX18_INFO("Ignore card\n");
@@ -395,9 +419,9 @@ done:
if (cx->card == NULL) {
cx->card = cx18_get_card(CX18_CARD_HVR_1600_ESMT);
- CX18_ERR("Unknown card: vendor/device: %04x/%04x\n",
+ CX18_ERR("Unknown card: vendor/device: [%04x:%04x]\n",
cx->dev->vendor, cx->dev->device);
- CX18_ERR(" subsystem vendor/device: %04x/%04x\n",
+ CX18_ERR(" subsystem vendor/device: [%04x:%04x]\n",
cx->dev->subsystem_vendor, cx->dev->subsystem_device);
CX18_ERR("Defaulting to %s card\n", cx->card->name);
CX18_ERR("Please mail the vendor/device and subsystem vendor/device IDs and what kind of\n");
@@ -511,9 +535,9 @@ static int cx18_setup_pci(struct cx18 *cx, struct pci_dev *dev,
return -EIO;
}
- /* Check for bus mastering */
+ /* Enable bus mastering and memory mapped IO for the CX23418 */
pci_read_config_word(dev, PCI_COMMAND, &cmd);
- cmd |= PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
+ cmd |= PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER;
pci_write_config_word(dev, PCI_COMMAND, cmd);
pci_read_config_byte(dev, PCI_CLASS_REVISION, &cx->card_rev);
@@ -525,11 +549,6 @@ static int cx18_setup_pci(struct cx18 *cx, struct pci_dev *dev,
pci_write_config_byte(dev, PCI_LATENCY_TIMER, 64);
pci_read_config_byte(dev, PCI_LATENCY_TIMER, &pci_latency);
}
- /* This config space value relates to DMA latencies. The
- default value 0x8080 is too low however and will lead
- to DMA errors. 0xffff is the max value which solves
- these problems. */
- pci_write_config_dword(dev, 0x40, 0xffff);
CX18_DEBUG_INFO("cx%d (rev %d) at %02x:%02x.%x, "
"irq: %d, latency: %d, memory: 0x%lx\n",
@@ -656,7 +675,7 @@ static int __devinit cx18_probe(struct pci_dev *dev,
goto free_mem;
}
cx->reg_mem = cx->enc_mem + CX18_REG_OFFSET;
- devtype = read_reg(0xC72028);
+ devtype = cx18_read_reg(cx, 0xC72028);
switch (devtype & 0xff000000) {
case 0xff000000:
CX18_INFO("cx23418 revision %08x (A)\n", devtype);
@@ -815,6 +834,7 @@ err:
if (retval == 0)
retval = -ENODEV;
CX18_ERR("Error %d on initialization\n", retval);
+ cx18_log_statistics(cx);
kfree(cx18_cards[cx18_cards_active]);
cx18_cards[cx18_cards_active] = NULL;
@@ -902,8 +922,8 @@ static void cx18_remove(struct pci_dev *pci_dev)
cx18_stop_all_captures(cx);
/* Interrupts */
- sw1_irq_disable(IRQ_CPU_TO_EPU | IRQ_APU_TO_EPU);
- sw2_irq_disable(IRQ_CPU_TO_EPU_ACK | IRQ_APU_TO_EPU_ACK);
+ cx18_sw1_irq_disable(cx, IRQ_CPU_TO_EPU | IRQ_APU_TO_EPU);
+ cx18_sw2_irq_disable(cx, IRQ_CPU_TO_EPU_ACK | IRQ_APU_TO_EPU_ACK);
cx18_halt_firmware(cx);
@@ -919,6 +939,7 @@ static void cx18_remove(struct pci_dev *pci_dev)
pci_disable_device(cx->dev);
+ cx18_log_statistics(cx);
CX18_INFO("Removed %s, card #%d\n", cx->card_name, cx->num);
}
@@ -938,7 +959,7 @@ static int module_start(void)
/* Validate parameters */
if (cx18_first_minor < 0 || cx18_first_minor >= CX18_MAX_CARDS) {
- printk(KERN_ERR "cx18: Exiting, ivtv_first_minor must be between 0 and %d\n",
+ printk(KERN_ERR "cx18: Exiting, cx18_first_minor must be between 0 and %d\n",
CX18_MAX_CARDS - 1);
return -1;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-27 04:55:41 +0000