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// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
// Copyright(c) 2021 Intel Corporation.
/*
* Soundwire DMI quirks
*/
#include <linux/device.h>
#include <linux/dmi.h>
#include <linux/soundwire/sdw.h>
#include "bus.h"
struct adr_remap {
u64 adr;
u64 remapped_adr;
};
/*
* Some TigerLake devices based on an initial Intel BIOS do not expose
* the correct _ADR in the DSDT.
* Remap the bad _ADR values to the ones reported by hardware
*/
static const struct adr_remap intel_tgl_bios[] = {
{
0x000010025D070100ull,
0x000020025D071100ull
},
{
0x000110025d070100ull,
0x000120025D130800ull
},
{}
};
/*
* The initial version of the Dell SKU 0A3E did not expose the devices
* on the correct links.
*/
static const struct adr_remap dell_sku_0A3E[] = {
/* rt715 on link0 */
{
0x00020025d071100ull,
0x00021025d071500ull
},
/* rt711 on link1 */
{
0x000120025d130800ull,
0x000120025d071100ull,
},
/* rt1308 on link2 */
{
0x000220025d071500ull,
0x000220025d130800ull
},
{}
};
/*
* The HP Omen 16-k0005TX does not expose the correct version of RT711 on link0
* and does not expose a RT1316 on link3
*/
static const struct adr_remap hp_omen_16[] = {
/* rt711-sdca on link0 */
{
0x000020025d071100ull,
0x000030025d071101ull
},
/* rt1316-sdca on link3 */
{
0x000120025d071100ull,
0x000330025d131601ull
},
{}
};
/*
* Intel NUC M15 LAPRC510 and LAPRC710
*/
static const struct adr_remap intel_rooks_county[] = {
/* rt711-sdca on link0 */
{
0x000020025d071100ull,
0x000030025d071101ull
},
/* rt1316-sdca on link2 */
{
0x000120025d071100ull,
0x000230025d131601ull
},
{}
};
static const struct dmi_system_id adr_remap_quirk_table[] = {
/* TGL devices */
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
DMI_MATCH(DMI_PRODUCT_NAME, "HP Spectre x360 Conv"),
},
.driver_data = (void *)intel_tgl_bios,
},
{
/* quirk used for NUC15 'Bishop County' LAPBC510 and LAPBC710 skews */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel(R) Client Systems"),
DMI_MATCH(DMI_PRODUCT_NAME, "LAPBC"),
},
.driver_data = (void *)intel_tgl_bios,
},
{
/* quirk used for NUC15 LAPBC710 skew */
.matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"),
DMI_MATCH(DMI_BOARD_NAME, "LAPBC710"),
},
.driver_data = (void *)intel_tgl_bios,
},
{
/* quirk used for NUC15 'Rooks County' LAPRC510 and LAPRC710 skews */
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Intel(R) Client Systems"),
DMI_MATCH(DMI_PRODUCT_NAME, "LAPRC"),
},
.driver_data = (void *)intel_rooks_county,
},
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A3E")
},
.driver_data = (void *)dell_sku_0A3E,
},
/* ADL devices */
{
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "HP"),
DMI_MATCH(DMI_PRODUCT_NAME, "OMEN by HP Gaming Laptop 16-k0xxx"),
},
.driver_data = (void *)hp_omen_16,
},
{}
};
u64 sdw_dmi_override_adr(struct sdw_bus *bus, u64 addr)
{
const struct dmi_system_id *dmi_id;
/* check if any address remap quirk applies */
dmi_id = dmi_first_match(adr_remap_quirk_table);
if (dmi_id) {
struct adr_remap *map;
for (map = dmi_id->driver_data; map->adr; map++) {
if (map->adr == addr) {
dev_dbg(bus->dev, "remapped _ADR 0x%llx as 0x%llx\n",
addr, map->remapped_adr);
addr = map->remapped_adr;
break;
}
}
}
return addr;
}
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