Re: [PATCH v1 03/13] serial: 8250_exar: Kill CTI_PCI_DEVICE()

From: Parker Newman
Date: Thu May 02 2024 - 11:26:56 EST


On Thu, 2 May 2024 17:43:57 +0300
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:

> The CTI_PCI_DEVICE() duplicates EXAR_DEVICE(). Kill the former.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
> ---
> drivers/tty/serial/8250/8250_exar.c | 19 +++++--------------
> 1 file changed, 5 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c
> index 150c4abd92fc..ab0abc14ecf8 100644
> --- a/drivers/tty/serial/8250/8250_exar.c
> +++ b/drivers/tty/serial/8250/8250_exar.c
> @@ -1737,7 +1737,6 @@ static const struct exar8250_board pbn_exar_XR17V8358 = {
> .exit = pci_xr17v35x_exit,
> };
>
> -// For Connect Tech cards with Exar vendor/device PCI IDs
> #define CTI_EXAR_DEVICE(devid, bd) { \
> PCI_DEVICE_SUB( \
> PCI_VENDOR_ID_EXAR, \
> @@ -1747,16 +1746,6 @@ static const struct exar8250_board pbn_exar_XR17V8358 = {
> (kernel_ulong_t)&bd \
> }
>
> -// For Connect Tech cards with Connect Tech vendor/device PCI IDs (FPGA based)
> -#define CTI_PCI_DEVICE(devid, bd) { \
> - PCI_DEVICE_SUB( \
> - PCI_VENDOR_ID_CONNECT_TECH, \
> - PCI_DEVICE_ID_CONNECT_TECH_PCI_##devid, \
> - PCI_ANY_ID, \
> - PCI_ANY_ID), 0, 0, \
> - (kernel_ulong_t)&bd \
> - }
> -
> #define EXAR_DEVICE(vend, devid, bd) { PCI_DEVICE_DATA(vend, devid, &bd) }
>
This is not correct. The CTI_PCI_DEVICE() macro is for cards that have the
Connect Tech PCI Vendor ID (not Sub-Vendor ID). EXAR_DEVICE() is for cards with
Exar PCI Vendor ID.

Thanks,
Parker

> #define IBM_DEVICE(devid, sdevid, bd) { \
> @@ -1786,6 +1775,7 @@ static const struct pci_device_id exar_pci_tbl[] = {
> EXAR_DEVICE(ACCESSIO, COM_4SM, pbn_exar_XR17C15x),
> EXAR_DEVICE(ACCESSIO, COM_8SM, pbn_exar_XR17C15x),
>
> + /* Connect Tech cards with Exar vendor/device PCI IDs */
> CTI_EXAR_DEVICE(XR17C152, pbn_cti_xr17c15x),
> CTI_EXAR_DEVICE(XR17C154, pbn_cti_xr17c15x),
> CTI_EXAR_DEVICE(XR17C158, pbn_cti_xr17c15x),
> @@ -1798,9 +1788,10 @@ static const struct pci_device_id exar_pci_tbl[] = {
> CTI_EXAR_DEVICE(XR17V354, pbn_cti_xr17v35x),
> CTI_EXAR_DEVICE(XR17V358, pbn_cti_xr17v35x),
>
> - CTI_PCI_DEVICE(XR79X_12_XIG00X, pbn_cti_fpga),
> - CTI_PCI_DEVICE(XR79X_12_XIG01X, pbn_cti_fpga),
> - CTI_PCI_DEVICE(XR79X_16, pbn_cti_fpga),
> + /* Connect Tech cards with Connect Tech vendor/device PCI IDs (FPGA based) */
> + EXAR_DEVICE(CONNECT_TECH, PCI_XR79X_12_XIG00X, pbn_cti_fpga),
> + EXAR_DEVICE(CONNECT_TECH, PCI_XR79X_12_XIG01X, pbn_cti_fpga),
> + EXAR_DEVICE(CONNECT_TECH, PCI_XR79X_16, pbn_cti_fpga),
>
> IBM_DEVICE(XR17C152, SATURN_SERIAL_ONE_PORT, pbn_exar_ibm_saturn),
>