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drivers/usb/pci_xhci: Switch to using xhci_for_each_supported_usb_cap 

This removes some boilerplate code.

BUG=b:154756391
TEST=Dump ACPI table for trembyle and verify it didn't change.

Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: Idcda4356f4e6cb7f6066c67e8fabe0299a1a75b4
Reviewed-on: https://review.coreboot.org/c/coreboot/+/43353
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Raul E Rangel 2020-07-10 14:09:03 -06:00 committed by Felix Held
parent 2c952d6bd9
commit 9d017d2d29
1 changed files with 2 additions and 15 deletions
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17
src/drivers/usb/pci_xhci/pci_xhci.c
View File

@ -7,7 +7,6 @@
#include <device/pci_ids.h>
#include <device/xhci.h>
#include <stdlib.h>
#include <string.h>
#define PCI_XHCI_CLASSCODE 0x0c0330 /* USB3.0 xHCI controller */
@ -57,27 +56,15 @@ static const char *xhci_acpi_name(const struct device *dev)
return NULL;
}
static void handle_xhci_ext_cap(void *context, const struct xhci_ext_cap *cap)
static void xhci_generate_port_acpi(void *context, const struct xhci_supported_protocol *data)
{
const struct xhci_supported_protocol *data;
const char *format;
char buf[16];
struct port_counts *counts = context;
unsigned int *dev_num;
if (cap->cap_id != XHCI_ECP_CAP_ID_SUPP)
return;
data = &cap->supported_protocol;
xhci_print_supported_protocol(data);
if (memcmp(data->name, "USB ", 4)) {
printk(BIOS_INFO, "%s: Unknown Protocol: %.*s\n", __func__,
(int)sizeof(data->name), data->name);
return;
}
if (data->major_rev == 3) {
format = "SS%02d";
dev_num = &counts->super_speed;
@ -105,7 +92,7 @@ static void xhci_add_devices(const struct device *dev)
acpigen_write_device("RHUB");
acpigen_write_name_integer("_ADR", 0x00000000);
xhci_for_each_ext_cap(dev, &counts, handle_xhci_ext_cap);
xhci_for_each_supported_usb_cap(dev, &counts, xhci_generate_port_acpi);
acpigen_pop_len();
}