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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/parport/parport_serial.c | |
parent | Initial commit. (diff) | |
download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | drivers/parport/parport_serial.c | 786 |
1 files changed, 786 insertions, 0 deletions
diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c new file mode 100644 index 000000000..3644997a8 --- /dev/null +++ b/drivers/parport/parport_serial.c @@ -0,0 +1,786 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * Support for common PCI multi-I/O cards (which is most of them) + * + * Copyright (C) 2001 Tim Waugh <twaugh@redhat.com> + * + * Multi-function PCI cards are supposed to present separate logical + * devices on the bus. A common thing to do seems to be to just use + * one logical device with lots of base address registers for both + * parallel ports and serial ports. This driver is for dealing with + * that. + */ + +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/parport.h> +#include <linux/parport_pc.h> +#include <linux/pci.h> +#include <linux/slab.h> +#include <linux/types.h> + +#include <linux/8250_pci.h> + +enum parport_pc_pci_cards { + titan_110l = 0, + titan_210l, + netmos_9xx5_combo, + netmos_9855, + netmos_9855_2p, + netmos_9900, + netmos_9900_2p, + netmos_99xx_1p, + avlab_1s1p, + avlab_1s2p, + avlab_2s1p, + siig_1s1p_10x, + siig_2s1p_10x, + siig_2p1s_20x, + siig_1s1p_20x, + siig_2s1p_20x, + timedia_4078a, + timedia_4079h, + timedia_4085h, + timedia_4088a, + timedia_4089a, + timedia_4095a, + timedia_4096a, + timedia_4078u, + timedia_4079a, + timedia_4085u, + timedia_4079r, + timedia_4079s, + timedia_4079d, + timedia_4079e, + timedia_4079f, + timedia_9079a, + timedia_9079b, + timedia_9079c, + wch_ch353_1s1p, + wch_ch353_2s1p, + wch_ch382_0s1p, + wch_ch382_2s1p, + brainboxes_5s1p, + sunix_4008a, + sunix_5069a, + sunix_5079a, + sunix_5099a, + brainboxes_uc257, + brainboxes_is300, + brainboxes_uc414, + brainboxes_px263, +}; + +/* each element directly indexed from enum list, above */ +struct parport_pc_pci { + int numports; + struct { /* BAR (base address registers) numbers in the config + space header */ + int lo; + int hi; /* -1 if not there, >6 for offset-method (max + BAR is 6) */ + } addr[4]; + + /* If set, this is called immediately after pci_enable_device. + * If it returns non-zero, no probing will take place and the + * ports will not be used. */ + int (*preinit_hook) (struct pci_dev *pdev, struct parport_pc_pci *card, + int autoirq, int autodma); + + /* If set, this is called after probing for ports. If 'failed' + * is non-zero we couldn't use any of the ports. */ + void (*postinit_hook) (struct pci_dev *pdev, + struct parport_pc_pci *card, int failed); +}; + +static int netmos_parallel_init(struct pci_dev *dev, struct parport_pc_pci *par, + int autoirq, int autodma) +{ + /* the rule described below doesn't hold for this device */ + if (dev->device == PCI_DEVICE_ID_NETMOS_9835 && + dev->subsystem_vendor == PCI_VENDOR_ID_IBM && + dev->subsystem_device == 0x0299) + return -ENODEV; + + if (dev->device == PCI_DEVICE_ID_NETMOS_9912) { + par->numports = 1; + } else { + /* + * Netmos uses the subdevice ID to indicate the number of parallel + * and serial ports. The form is 0x00PS, where <P> is the number of + * parallel ports and <S> is the number of serial ports. + */ + par->numports = (dev->subsystem_device & 0xf0) >> 4; + if (par->numports > ARRAY_SIZE(par->addr)) + par->numports = ARRAY_SIZE(par->addr); + } + + return 0; +} + +static struct parport_pc_pci cards[] = { + /* titan_110l */ { 1, { { 3, -1 }, } }, + /* titan_210l */ { 1, { { 3, -1 }, } }, + /* netmos_9xx5_combo */ { 1, { { 2, -1 }, }, netmos_parallel_init }, + /* netmos_9855 */ { 1, { { 0, -1 }, }, netmos_parallel_init }, + /* netmos_9855_2p */ { 2, { { 0, -1 }, { 2, -1 }, } }, + /* netmos_9900 */ {1, { { 3, 4 }, }, netmos_parallel_init }, + /* netmos_9900_2p */ {2, { { 0, 1 }, { 3, 4 }, } }, + /* netmos_99xx_1p */ {1, { { 0, 1 }, } }, + /* avlab_1s1p */ { 1, { { 1, 2}, } }, + /* avlab_1s2p */ { 2, { { 1, 2}, { 3, 4 },} }, + /* avlab_2s1p */ { 1, { { 2, 3}, } }, + /* siig_1s1p_10x */ { 1, { { 3, 4 }, } }, + /* siig_2s1p_10x */ { 1, { { 4, 5 }, } }, + /* siig_2p1s_20x */ { 2, { { 1, 2 }, { 3, 4 }, } }, + /* siig_1s1p_20x */ { 1, { { 1, 2 }, } }, + /* siig_2s1p_20x */ { 1, { { 2, 3 }, } }, + /* timedia_4078a */ { 1, { { 2, -1 }, } }, + /* timedia_4079h */ { 1, { { 2, 3 }, } }, + /* timedia_4085h */ { 2, { { 2, -1 }, { 4, -1 }, } }, + /* timedia_4088a */ { 2, { { 2, 3 }, { 4, 5 }, } }, + /* timedia_4089a */ { 2, { { 2, 3 }, { 4, 5 }, } }, + /* timedia_4095a */ { 2, { { 2, 3 }, { 4, 5 }, } }, + /* timedia_4096a */ { 2, { { 2, 3 }, { 4, 5 }, } }, + /* timedia_4078u */ { 1, { { 2, -1 }, } }, + /* timedia_4079a */ { 1, { { 2, 3 }, } }, + /* timedia_4085u */ { 2, { { 2, -1 }, { 4, -1 }, } }, + /* timedia_4079r */ { 1, { { 2, 3 }, } }, + /* timedia_4079s */ { 1, { { 2, 3 }, } }, + /* timedia_4079d */ { 1, { { 2, 3 }, } }, + /* timedia_4079e */ { 1, { { 2, 3 }, } }, + /* timedia_4079f */ { 1, { { 2, 3 }, } }, + /* timedia_9079a */ { 1, { { 2, 3 }, } }, + /* timedia_9079b */ { 1, { { 2, 3 }, } }, + /* timedia_9079c */ { 1, { { 2, 3 }, } }, + /* wch_ch353_1s1p*/ { 1, { { 1, -1}, } }, + /* wch_ch353_2s1p*/ { 1, { { 2, -1}, } }, + /* wch_ch382_0s1p*/ { 1, { { 2, -1}, } }, + /* wch_ch382_2s1p*/ { 1, { { 2, -1}, } }, + /* brainboxes_5s1p */ { 1, { { 3, -1 }, } }, + /* sunix_4008a */ { 1, { { 1, 2 }, } }, + /* sunix_5069a */ { 1, { { 1, 2 }, } }, + /* sunix_5079a */ { 1, { { 1, 2 }, } }, + /* sunix_5099a */ { 1, { { 1, 2 }, } }, + /* brainboxes_uc257 */ { 1, { { 3, -1 }, } }, + /* brainboxes_is300 */ { 1, { { 3, -1 }, } }, + /* brainboxes_uc414 */ { 1, { { 3, -1 }, } }, + /* brainboxes_px263 */ { 1, { { 3, -1 }, } }, +}; + +static struct pci_device_id parport_serial_pci_tbl[] = { + /* PCI cards */ + { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_110L, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_110l }, + { PCI_VENDOR_ID_TITAN, PCI_DEVICE_ID_TITAN_210L, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, titan_210l }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9735, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9745, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9845, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9xx5_combo }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, + 0x1000, 0x0020, 0, 0, netmos_9855_2p }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, + 0x1000, 0x0022, 0, 0, netmos_9855_2p }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9855, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, netmos_9855 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, + 0xA000, 0x3011, 0, 0, netmos_9900 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, + 0xA000, 0x3012, 0, 0, netmos_9900 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9900, + 0xA000, 0x3020, 0, 0, netmos_9900_2p }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9912, + 0xA000, 0x2000, 0, 0, netmos_99xx_1p }, + /* PCI_VENDOR_ID_AVLAB/Intek21 has another bunch of cards ...*/ + { PCI_VENDOR_ID_AFAVLAB, 0x2110, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, + { PCI_VENDOR_ID_AFAVLAB, 0x2111, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, + { PCI_VENDOR_ID_AFAVLAB, 0x2112, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s1p }, + { PCI_VENDOR_ID_AFAVLAB, 0x2140, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, + { PCI_VENDOR_ID_AFAVLAB, 0x2141, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, + { PCI_VENDOR_ID_AFAVLAB, 0x2142, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_1s2p }, + { PCI_VENDOR_ID_AFAVLAB, 0x2160, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, + { PCI_VENDOR_ID_AFAVLAB, 0x2161, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, + { PCI_VENDOR_ID_AFAVLAB, 0x2162, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, avlab_2s1p }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_550, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_650, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_10x_850, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_10x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_550, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_650, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_10x_850, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_10x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_550, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_650, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2P1S_20x_850, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2p1s_20x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_550, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_650, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_1S1P_20x_850, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_1s1p_20x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_550, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_650, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, + { PCI_VENDOR_ID_SIIG, PCI_DEVICE_ID_SIIG_2S1P_20x_850, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, siig_2s1p_20x }, + /* PCI_VENDOR_ID_TIMEDIA/SUNIX has many differing cards ...*/ + { 0x1409, 0x7168, 0x1409, 0x4078, 0, 0, timedia_4078a }, + { 0x1409, 0x7168, 0x1409, 0x4079, 0, 0, timedia_4079h }, + { 0x1409, 0x7168, 0x1409, 0x4085, 0, 0, timedia_4085h }, + { 0x1409, 0x7168, 0x1409, 0x4088, 0, 0, timedia_4088a }, + { 0x1409, 0x7168, 0x1409, 0x4089, 0, 0, timedia_4089a }, + { 0x1409, 0x7168, 0x1409, 0x4095, 0, 0, timedia_4095a }, + { 0x1409, 0x7168, 0x1409, 0x4096, 0, 0, timedia_4096a }, + { 0x1409, 0x7168, 0x1409, 0x5078, 0, 0, timedia_4078u }, + { 0x1409, 0x7168, 0x1409, 0x5079, 0, 0, timedia_4079a }, + { 0x1409, 0x7168, 0x1409, 0x5085, 0, 0, timedia_4085u }, + { 0x1409, 0x7168, 0x1409, 0x6079, 0, 0, timedia_4079r }, + { 0x1409, 0x7168, 0x1409, 0x7079, 0, 0, timedia_4079s }, + { 0x1409, 0x7168, 0x1409, 0x8079, 0, 0, timedia_4079d }, + { 0x1409, 0x7168, 0x1409, 0x9079, 0, 0, timedia_4079e }, + { 0x1409, 0x7168, 0x1409, 0xa079, 0, 0, timedia_4079f }, + { 0x1409, 0x7168, 0x1409, 0xb079, 0, 0, timedia_9079a }, + { 0x1409, 0x7168, 0x1409, 0xc079, 0, 0, timedia_9079b }, + { 0x1409, 0x7168, 0x1409, 0xd079, 0, 0, timedia_9079c }, + + /* WCH CARDS */ + { 0x4348, 0x5053, PCI_ANY_ID, PCI_ANY_ID, 0, 0, wch_ch353_1s1p}, + { 0x4348, 0x7053, 0x4348, 0x3253, 0, 0, wch_ch353_2s1p}, + { 0x1c00, 0x3050, 0x1c00, 0x3050, 0, 0, wch_ch382_0s1p}, + { 0x1c00, 0x3250, 0x1c00, 0x3250, 0, 0, wch_ch382_2s1p}, + + /* BrainBoxes PX272/PX306 MIO card */ + { PCI_VENDOR_ID_INTASHIELD, 0x4100, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_5s1p }, + + /* Sunix boards */ + { PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX, + 0x0100, 0, 0, sunix_4008a }, + { PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX, + 0x0101, 0, 0, sunix_5069a }, + { PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX, + 0x0102, 0, 0, sunix_5079a }, + { PCI_VENDOR_ID_SUNIX, PCI_DEVICE_ID_SUNIX_1999, PCI_VENDOR_ID_SUNIX, + 0x0104, 0, 0, sunix_5099a }, + + /* Brainboxes UC-203 */ + { PCI_VENDOR_ID_INTASHIELD, 0x0bc1, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 }, + { PCI_VENDOR_ID_INTASHIELD, 0x0bc2, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 }, + + /* Brainboxes UC-257 */ + { PCI_VENDOR_ID_INTASHIELD, 0x0861, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 }, + { PCI_VENDOR_ID_INTASHIELD, 0x0862, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 }, + { PCI_VENDOR_ID_INTASHIELD, 0x0863, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 }, + + /* Brainboxes UC-414 */ + { PCI_VENDOR_ID_INTASHIELD, 0x0e61, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc414 }, + + /* Brainboxes UC-475 */ + { PCI_VENDOR_ID_INTASHIELD, 0x0981, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 }, + { PCI_VENDOR_ID_INTASHIELD, 0x0982, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_uc257 }, + + /* Brainboxes IS-300/IS-500 */ + { PCI_VENDOR_ID_INTASHIELD, 0x0da0, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_is300 }, + + /* Brainboxes PX-263/PX-295 */ + { PCI_VENDOR_ID_INTASHIELD, 0x402c, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, brainboxes_px263 }, + + { 0, } /* terminate list */ +}; +MODULE_DEVICE_TABLE(pci,parport_serial_pci_tbl); + +/* + * This table describes the serial "geometry" of these boards. Any + * quirks for these can be found in drivers/serial/8250_pci.c + * + * Cards not tested are marked n/t + * If you have one of these cards and it works for you, please tell me.. + */ +static struct pciserial_board pci_parport_serial_boards[] = { + [titan_110l] = { + .flags = FL_BASE1 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [titan_210l] = { + .flags = FL_BASE1 | FL_BASE_BARS, + .num_ports = 2, + .base_baud = 921600, + .uart_offset = 8, + }, + [netmos_9xx5_combo] = { + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [netmos_9855] = { + .flags = FL_BASE2 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [netmos_9855_2p] = { + .flags = FL_BASE4 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [netmos_9900] = { /* n/t */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [netmos_9900_2p] = { /* parallel only */ /* n/t */ + .flags = FL_BASE0, + .num_ports = 0, + .base_baud = 115200, + .uart_offset = 8, + }, + [netmos_99xx_1p] = { /* parallel only */ /* n/t */ + .flags = FL_BASE0, + .num_ports = 0, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_1s1p] = { /* n/t */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_1s2p] = { /* n/t */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [avlab_2s1p] = { /* n/t */ + .flags = FL_BASE0 | FL_BASE_BARS, + .num_ports = 2, + .base_baud = 115200, + .uart_offset = 8, + }, + [siig_1s1p_10x] = { + .flags = FL_BASE2, + .num_ports = 1, + .base_baud = 460800, + .uart_offset = 8, + }, + [siig_2s1p_10x] = { + .flags = FL_BASE2, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [siig_2p1s_20x] = { + .flags = FL_BASE0, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [siig_1s1p_20x] = { + .flags = FL_BASE0, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [siig_2s1p_20x] = { + .flags = FL_BASE0, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4078a] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4079h] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4085h] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4088a] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4089a] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4095a] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4096a] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4078u] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4079a] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4085u] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4079r] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4079s] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4079d] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4079e] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_4079f] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_9079a] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_9079b] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [timedia_9079c] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 8, + }, + [wch_ch353_1s1p] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [wch_ch353_2s1p] = { + .flags = FL_BASE0|FL_BASE_BARS, + .num_ports = 2, + .base_baud = 115200, + .uart_offset = 8, + }, + [wch_ch382_0s1p] = { + .flags = FL_BASE0, + .num_ports = 0, + .base_baud = 115200, + .uart_offset = 8, + }, + [wch_ch382_2s1p] = { + .flags = FL_BASE0, + .num_ports = 2, + .base_baud = 115200, + .uart_offset = 8, + .first_offset = 0xC0, + }, + [brainboxes_5s1p] = { + .flags = FL_BASE2, + .num_ports = 5, + .base_baud = 921600, + .uart_offset = 8, + }, + [sunix_4008a] = { + .num_ports = 0, + }, + [sunix_5069a] = { + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 0x8, + }, + [sunix_5079a] = { + .num_ports = 2, + .base_baud = 921600, + .uart_offset = 0x8, + }, + [sunix_5099a] = { + .num_ports = 4, + .base_baud = 921600, + .uart_offset = 0x8, + }, + [brainboxes_uc257] = { + .flags = FL_BASE2, + .num_ports = 2, + .base_baud = 115200, + .uart_offset = 8, + }, + [brainboxes_is300] = { + .flags = FL_BASE2, + .num_ports = 1, + .base_baud = 115200, + .uart_offset = 8, + }, + [brainboxes_uc414] = { + .flags = FL_BASE2, + .num_ports = 4, + .base_baud = 115200, + .uart_offset = 8, + }, + [brainboxes_px263] = { + .flags = FL_BASE2, + .num_ports = 4, + .base_baud = 921600, + .uart_offset = 8, + }, +}; + +struct parport_serial_private { + struct serial_private *serial; + int num_par; + struct parport *port[PARPORT_MAX]; + struct parport_pc_pci par; +}; + +/* Register the serial port(s) of a PCI card. */ +static int serial_register(struct pci_dev *dev, const struct pci_device_id *id) +{ + struct parport_serial_private *priv = pci_get_drvdata (dev); + struct pciserial_board *board; + struct serial_private *serial; + + board = &pci_parport_serial_boards[id->driver_data]; + if (board->num_ports == 0) + return 0; + + serial = pciserial_init_ports(dev, board); + if (IS_ERR(serial)) + return PTR_ERR(serial); + + priv->serial = serial; + return 0; +} + +/* Register the parallel port(s) of a PCI card. */ +static int parport_register(struct pci_dev *dev, const struct pci_device_id *id) +{ + struct parport_pc_pci *card; + struct parport_serial_private *priv = pci_get_drvdata (dev); + int n, success = 0; + + priv->par = cards[id->driver_data]; + card = &priv->par; + if (card->preinit_hook && + card->preinit_hook (dev, card, PARPORT_IRQ_NONE, PARPORT_DMA_NONE)) + return -ENODEV; + + for (n = 0; n < card->numports; n++) { + struct parport *port; + int lo = card->addr[n].lo; + int hi = card->addr[n].hi; + unsigned long io_lo, io_hi; + int irq; + + if (priv->num_par == ARRAY_SIZE (priv->port)) { + dev_warn(&dev->dev, + "only %zu parallel ports supported (%d reported)\n", + ARRAY_SIZE(priv->port), card->numports); + break; + } + + io_lo = pci_resource_start (dev, lo); + io_hi = 0; + if ((hi >= 0) && (hi <= 6)) + io_hi = pci_resource_start (dev, hi); + else if (hi > 6) + io_lo += hi; /* Reinterpret the meaning of + "hi" as an offset (see SYBA + def.) */ + /* TODO: test if sharing interrupts works */ + irq = pci_irq_vector(dev, 0); + if (irq < 0) + return irq; + if (irq == 0) + irq = PARPORT_IRQ_NONE; + if (irq == PARPORT_IRQ_NONE) { + dev_dbg(&dev->dev, + "PCI parallel port detected: I/O at %#lx(%#lx)\n", + io_lo, io_hi); + } else { + dev_dbg(&dev->dev, + "PCI parallel port detected: I/O at %#lx(%#lx), IRQ %d\n", + io_lo, io_hi, irq); + } + port = parport_pc_probe_port (io_lo, io_hi, irq, + PARPORT_DMA_NONE, &dev->dev, IRQF_SHARED); + if (port) { + priv->port[priv->num_par++] = port; + success = 1; + } + } + + if (card->postinit_hook) + card->postinit_hook (dev, card, !success); + + return 0; +} + +static int parport_serial_pci_probe(struct pci_dev *dev, + const struct pci_device_id *id) +{ + struct parport_serial_private *priv; + int err; + + priv = devm_kzalloc(&dev->dev, sizeof(*priv), GFP_KERNEL); + if (!priv) + return -ENOMEM; + + pci_set_drvdata (dev, priv); + + err = pcim_enable_device(dev); + if (err) + return err; + + err = parport_register(dev, id); + if (err) + return err; + + err = serial_register(dev, id); + if (err) { + int i; + for (i = 0; i < priv->num_par; i++) + parport_pc_unregister_port (priv->port[i]); + return err; + } + + return 0; +} + +static void parport_serial_pci_remove(struct pci_dev *dev) +{ + struct parport_serial_private *priv = pci_get_drvdata (dev); + int i; + + // Serial ports + if (priv->serial) + pciserial_remove_ports(priv->serial); + + // Parallel ports + for (i = 0; i < priv->num_par; i++) + parport_pc_unregister_port (priv->port[i]); + + return; +} + +static int __maybe_unused parport_serial_pci_suspend(struct device *dev) +{ + struct parport_serial_private *priv = dev_get_drvdata(dev); + + if (priv->serial) + pciserial_suspend_ports(priv->serial); + + /* FIXME: What about parport? */ + return 0; +} + +static int __maybe_unused parport_serial_pci_resume(struct device *dev) +{ + struct parport_serial_private *priv = dev_get_drvdata(dev); + + if (priv->serial) + pciserial_resume_ports(priv->serial); + + /* FIXME: What about parport? */ + return 0; +} + +static SIMPLE_DEV_PM_OPS(parport_serial_pm_ops, + parport_serial_pci_suspend, parport_serial_pci_resume); + +static struct pci_driver parport_serial_pci_driver = { + .name = "parport_serial", + .id_table = parport_serial_pci_tbl, + .probe = parport_serial_pci_probe, + .remove = parport_serial_pci_remove, + .driver = { + .pm = &parport_serial_pm_ops, + }, +}; +module_pci_driver(parport_serial_pci_driver); + +MODULE_AUTHOR("Tim Waugh <twaugh@redhat.com>"); +MODULE_DESCRIPTION("Driver for common parallel+serial multi-I/O PCI cards"); +MODULE_LICENSE("GPL"); |