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df55100551
The DSDT for this device has a number of problems: a) it lists rt711 on link0 and link1, but link1 is disabled b) the rt711 entry on link0 uses the wrong v2 instead of v3 (SDCA) c) the rt1316 amplifier on link3 is not listed. Add a remapping table to work-around these BIOS shenanigans. BugLink: https://github.com/thesofproject/sof/issues/5955 Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com> Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com> Link: https://lore.kernel.org/r/20220823030919.2346629-1-yung-chuan.liao@linux.intel.com Signed-off-by: Vinod Koul <vkoul@kernel.org>
131 lines
2.6 KiB
C
131 lines
2.6 KiB
C
// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
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// Copyright(c) 2021 Intel Corporation.
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/*
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* Soundwire DMI quirks
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*/
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#include <linux/device.h>
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#include <linux/dmi.h>
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#include <linux/soundwire/sdw.h>
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#include "bus.h"
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struct adr_remap {
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u64 adr;
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u64 remapped_adr;
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};
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/*
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* Some TigerLake devices based on an initial Intel BIOS do not expose
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* the correct _ADR in the DSDT.
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* Remap the bad _ADR values to the ones reported by hardware
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*/
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static const struct adr_remap intel_tgl_bios[] = {
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{
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0x000010025D070100ull,
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0x000020025D071100ull
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},
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{
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0x000110025d070100ull,
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0x000120025D130800ull
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},
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{}
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};
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/*
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* The initial version of the Dell SKU 0A3E did not expose the devices
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* on the correct links.
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*/
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static const struct adr_remap dell_sku_0A3E[] = {
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/* rt715 on link0 */
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{
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0x00020025d071100ull,
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0x00021025d071500ull
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},
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/* rt711 on link1 */
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{
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0x000120025d130800ull,
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0x000120025d071100ull,
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},
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/* rt1308 on link2 */
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{
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0x000220025d071500ull,
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0x000220025d130800ull
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},
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{}
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};
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/*
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* The HP Omen 16-k0005TX does not expose the correct version of RT711 on link0
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* and does not expose a RT1316 on link3
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*/
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static const struct adr_remap hp_omen_16[] = {
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/* rt711-sdca on link0 */
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{
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0x000020025d071100ull,
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0x000030025d071101ull
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},
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/* rt1316-sdca on link3 */
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{
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0x000120025d071100ull,
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0x000330025d131601ull
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},
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{}
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};
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static const struct dmi_system_id adr_remap_quirk_table[] = {
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/* TGL devices */
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "HP"),
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DMI_MATCH(DMI_PRODUCT_NAME, "HP Spectre x360 Conv"),
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},
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.driver_data = (void *)intel_tgl_bios,
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},
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{
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/* quirk used for NUC15 'Bishop County' LAPBC510 and LAPBC710 skews */
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Intel(R) Client Systems"),
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DMI_MATCH(DMI_PRODUCT_NAME, "LAPBC"),
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},
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.driver_data = (void *)intel_tgl_bios,
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},
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc"),
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DMI_EXACT_MATCH(DMI_PRODUCT_SKU, "0A3E")
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},
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.driver_data = (void *)dell_sku_0A3E,
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},
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/* ADL devices */
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{
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.matches = {
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DMI_MATCH(DMI_SYS_VENDOR, "HP"),
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DMI_MATCH(DMI_PRODUCT_NAME, "OMEN by HP Gaming Laptop 16-k0xxx"),
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},
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.driver_data = (void *)hp_omen_16,
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},
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{}
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};
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u64 sdw_dmi_override_adr(struct sdw_bus *bus, u64 addr)
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{
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const struct dmi_system_id *dmi_id;
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/* check if any address remap quirk applies */
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dmi_id = dmi_first_match(adr_remap_quirk_table);
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if (dmi_id) {
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struct adr_remap *map;
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for (map = dmi_id->driver_data; map->adr; map++) {
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if (map->adr == addr) {
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dev_dbg(bus->dev, "remapped _ADR 0x%llx as 0x%llx\n",
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addr, map->remapped_adr);
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addr = map->remapped_adr;
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break;
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}
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}
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}
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return addr;
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}
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