linux-kernel - Re: [PATCH] Add support for a no-name 4 ports multiserial card

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Date:	Fri, 6 Jun 2008 16:52:33 +0400
From:	Andrey Panin <pazke@...ke.donpac.ru>
To:	"Catalin(ux) M BOIE" <catab@...edromix.ro>
Cc:	linux-kernel@...r.kernel.org, rmk+serial@....linux.org.uk,
	linux-serial@...r.kernel.org
Subject: Re: [PATCH] Add support for a no-name 4 ports multiserial card

On 158, 06 06, 2008 at 10:13:13AM +0300, Catalin(ux) M BOIE wrote:
> It is a no-name PCI card. I found no reference to a producer so I
> used the fake name "PDR".
> 
> Full lspci:
> 01:07.0 0780: 10b5:9050 (rev 01)
>         Subsystem: 10b5:1584
>         Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- \
>                 ParErr- Stepping- SERR+ FastB2B-
>         Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- \
>                 DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR-
>         Interrupt: pin A routed to IRQ 10
>         Region 1: I/O ports at ec00 [size=128]
>         Region 2: I/O ports at e480 [size=32]
>         Region 3: I/O ports at e400 [size=8]
>         Capabilities: [40] Power Management version 1
>                 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA \
>                         PME(D0+,D1-,D2-,D3hot+,D3cold-)
>                 Status: D0 PME-Enable- DSel=0 DScale=0 PME-
>         Capabilities: [48] #06 [0080]
>         Capabilities: [4c] Vital Product Data
> 
> After:
> 0000:01:07.0: ttyS4 at I/O 0xe480 (irq = 10) is a 16550A
> 0000:01:07.0: ttyS5 at I/O 0xe488 (irq = 10) is a 16550A
> 0000:01:07.0: ttyS6 at I/O 0xe490 (irq = 10) is a 16550A
> 0000:01:07.0: ttyS7 at I/O 0xe498 (irq = 10) is a 16550A
> 
> Signed-off-by: Catalin(ux) M BOIE <catab@...edromix.ro>
> ---
>  drivers/serial/8250_pci.c |   22 ++++++++++++++++++++++
>  include/linux/pci_ids.h   |    2 ++
>  2 files changed, 24 insertions(+), 0 deletions(-)
> 
> diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
> index 788c355..77d9f77 100644
> --- a/drivers/serial/8250_pci.c
> +++ b/drivers/serial/8250_pci.c
> @@ -884,6 +884,15 @@ static struct pci_serial_quirk pci_serial_quirks[] __refdata = {
>  	},
>  	{
>  		.vendor		= PCI_VENDOR_ID_PLX,
> +		.device		= PCI_DEVICE_ID_PLX_9050,
> +		.subvendor	= PCI_VENDOR_ID_PLX,
> +		.subdevice	= PCI_SUBDEVICE_ID_PDR,
> +		.init		= pci_plx9050_init,
> +		.setup		= pci_default_setup,
> +		.exit		= __devexit_p(pci_plx9050_exit),
> +	},
> +	{
> +		.vendor		= PCI_VENDOR_ID_PLX,
>  		.device		= PCI_DEVICE_ID_PLX_ROMULUS,
>  		.subvendor	= PCI_VENDOR_ID_PLX,
>  		.subdevice	= PCI_DEVICE_ID_PLX_ROMULUS,
> @@ -1156,6 +1165,7 @@ enum pci_board_num_t {
>  	pbn_panacom4,
>  	pbn_exsys_4055,
>  	pbn_plx_romulus,
> +	pbn_plx_pdr,
>  	pbn_oxsemi,
>  	pbn_intel_i960,
>  	pbn_sgi_ioc3,
> @@ -1186,6 +1196,13 @@ static struct pciserial_board pci_boards[] __devinitdata = {
>  		.base_baud	= 115200,
>  		.uart_offset	= 8,
>  	},
> +	/* PDR */
> +	[pbn_plx_pdr] = {
> +		.flags		= FL_BASE0,
> +		.num_ports	= 4,
> +		.base_baud	= 115200,
> +		.uart_offset	= 8,
> +	},

This definition is not needed, just use pbn_b0_4_115200.

>  	[pbn_b0_1_115200] = {
>  		.flags		= FL_BASE0,
>  		.num_ports	= 1,
> @@ -2199,6 +2216,11 @@ static struct pci_device_id serial_pci_tbl[] = {
>  	{	PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_1077,
>  		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
>  		pbn_b2_4_921600 },
> +	/* PDR */
> +	{	PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
> +		PCI_VENDOR_ID_PLX,
> +		PCI_SUBDEVICE_ID_PDR, 0, 0,
> +		pbn_plx_pdr },
>  	{	PCI_VENDOR_ID_PLX, PCI_DEVICE_ID_PLX_9050,
>  		PCI_SUBVENDOR_ID_KEYSPAN,
>  		PCI_SUBDEVICE_ID_KEYSPAN_SX2, 0, 0,
> diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
> index 9b940e6..17a01b1 100644
> --- a/include/linux/pci_ids.h
> +++ b/include/linux/pci_ids.h
> @@ -966,6 +966,8 @@
>  #define PCI_DEVICE_ID_PLX_9080		0x9080
>  #define PCI_DEVICE_ID_PLX_GTEK_SERIAL2	0xa001
>  
> +#define PCI_SUBDEVICE_ID_PDR		0x1584
> +
>  #define PCI_VENDOR_ID_MADGE		0x10b6
>  #define PCI_DEVICE_ID_MADGE_MK2		0x0002
>  
> -- 
> 1.5.5.1
> 
> --
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-- 
Andrey Panin		| Linux and UNIX system administrator
pazke@...pac.ru		| PGP key: wwwkeys.pgp.net

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