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USB: serial: pl2303: add device-type names

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Add names for the device types to be printed at probe when debugging is
enabled.

Note that the HXN type is referred to as G for now as that is the name
the vendor uses.

Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Johan Hovold 2021-03-11 17:14:51 +01:00
parent 894758d057
commit 8cbc753961
1 changed files with 8 additions and 1 deletions
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9
drivers/usb/serial/pl2303.c
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@ -183,6 +183,7 @@ enum pl2303_type {
}; };
struct pl2303_type_data { struct pl2303_type_data {
const char *name;
speed_t max_baud_rate; speed_t max_baud_rate;
unsigned long quirks; unsigned long quirks;
unsigned int no_autoxonxoff:1; unsigned int no_autoxonxoff:1;
@ -204,23 +205,29 @@ struct pl2303_private {
static const struct pl2303_type_data pl2303_type_data[TYPE_COUNT] = { static const struct pl2303_type_data pl2303_type_data[TYPE_COUNT] = {
[TYPE_H] = { [TYPE_H] = {
.name = "H",
.max_baud_rate = 1228800, .max_baud_rate = 1228800,
.quirks = PL2303_QUIRK_LEGACY, .quirks = PL2303_QUIRK_LEGACY,
.no_autoxonxoff = true, .no_autoxonxoff = true,
}, },
[TYPE_HX] = { [TYPE_HX] = {
.name = "HX",
.max_baud_rate = 6000000, .max_baud_rate = 6000000,
}, },
[TYPE_TA] = { [TYPE_TA] = {
.name = "TA",
.max_baud_rate = 6000000, .max_baud_rate = 6000000,
}, },
[TYPE_TB] = { [TYPE_TB] = {
.name = "TB",
.max_baud_rate = 12000000, .max_baud_rate = 12000000,
}, },
[TYPE_HXD] = { [TYPE_HXD] = {
.name = "HXD",
.max_baud_rate = 12000000, .max_baud_rate = 12000000,
}, },
[TYPE_HXN] = { [TYPE_HXN] = {
.name = "G",
.max_baud_rate = 12000000, .max_baud_rate = 12000000,
.no_divisors = true, .no_divisors = true,
}, },
@ -444,7 +451,7 @@ static int pl2303_startup(struct usb_serial *serial)
return ret; return ret;
type = ret; type = ret;
dev_dbg(&serial->interface->dev, "device type: %d\n", type); dev_dbg(&serial->interface->dev, "device type: %s\n", pl2303_type_data[type].name);
spriv = kzalloc(sizeof(*spriv), GFP_KERNEL); spriv = kzalloc(sizeof(*spriv), GFP_KERNEL);
if (!spriv) if (!spriv)