summaryrefslogtreecommitdiffstats
path: root/sound/pci/hda/hda_intel.c
diff options
context:
space:
mode:
Diffstat (limited to 'sound/pci/hda/hda_intel.c')
-rw-r--r--sound/pci/hda/hda_intel.c2768
1 files changed, 2768 insertions, 0 deletions
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
new file mode 100644
index 0000000000..75148485b7
--- /dev/null
+++ b/sound/pci/hda/hda_intel.c
@@ -0,0 +1,2768 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ *
+ * hda_intel.c - Implementation of primary alsa driver code base
+ * for Intel HD Audio.
+ *
+ * Copyright(c) 2004 Intel Corporation. All rights reserved.
+ *
+ * Copyright (c) 2004 Takashi Iwai <tiwai@suse.de>
+ * PeiSen Hou <pshou@realtek.com.tw>
+ *
+ * CONTACTS:
+ *
+ * Matt Jared matt.jared@intel.com
+ * Andy Kopp andy.kopp@intel.com
+ * Dan Kogan dan.d.kogan@intel.com
+ *
+ * CHANGES:
+ *
+ * 2004.12.01 Major rewrite by tiwai, merged the work of pshou
+ */
+
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/dma-mapping.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+#include <linux/pci.h>
+#include <linux/mutex.h>
+#include <linux/io.h>
+#include <linux/pm_runtime.h>
+#include <linux/clocksource.h>
+#include <linux/time.h>
+#include <linux/completion.h>
+#include <linux/acpi.h>
+#include <linux/pgtable.h>
+
+#ifdef CONFIG_X86
+/* for snoop control */
+#include <asm/set_memory.h>
+#include <asm/cpufeature.h>
+#endif
+#include <sound/core.h>
+#include <sound/initval.h>
+#include <sound/hdaudio.h>
+#include <sound/hda_i915.h>
+#include <sound/intel-dsp-config.h>
+#include <linux/vgaarb.h>
+#include <linux/vga_switcheroo.h>
+#include <linux/apple-gmux.h>
+#include <linux/firmware.h>
+#include <sound/hda_codec.h>
+#include "hda_controller.h"
+#include "hda_intel.h"
+
+#define CREATE_TRACE_POINTS
+#include "hda_intel_trace.h"
+
+/* position fix mode */
+enum {
+ POS_FIX_AUTO,
+ POS_FIX_LPIB,
+ POS_FIX_POSBUF,
+ POS_FIX_VIACOMBO,
+ POS_FIX_COMBO,
+ POS_FIX_SKL,
+ POS_FIX_FIFO,
+};
+
+/* Defines for ATI HD Audio support in SB450 south bridge */
+#define ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR 0x42
+#define ATI_SB450_HDAUDIO_ENABLE_SNOOP 0x02
+
+/* Defines for Nvidia HDA support */
+#define NVIDIA_HDA_TRANSREG_ADDR 0x4e
+#define NVIDIA_HDA_ENABLE_COHBITS 0x0f
+#define NVIDIA_HDA_ISTRM_COH 0x4d
+#define NVIDIA_HDA_OSTRM_COH 0x4c
+#define NVIDIA_HDA_ENABLE_COHBIT 0x01
+
+/* Defines for Intel SCH HDA snoop control */
+#define INTEL_HDA_CGCTL 0x48
+#define INTEL_HDA_CGCTL_MISCBDCGE (0x1 << 6)
+#define INTEL_SCH_HDA_DEVC 0x78
+#define INTEL_SCH_HDA_DEVC_NOSNOOP (0x1<<11)
+
+/* max number of SDs */
+/* ICH, ATI and VIA have 4 playback and 4 capture */
+#define ICH6_NUM_CAPTURE 4
+#define ICH6_NUM_PLAYBACK 4
+
+/* ULI has 6 playback and 5 capture */
+#define ULI_NUM_CAPTURE 5
+#define ULI_NUM_PLAYBACK 6
+
+/* ATI HDMI may have up to 8 playbacks and 0 capture */
+#define ATIHDMI_NUM_CAPTURE 0
+#define ATIHDMI_NUM_PLAYBACK 8
+
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;
+static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;
+static char *model[SNDRV_CARDS];
+static int position_fix[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
+static int bdl_pos_adj[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
+static int probe_mask[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = -1};
+static int probe_only[SNDRV_CARDS];
+static int jackpoll_ms[SNDRV_CARDS];
+static int single_cmd = -1;
+static int enable_msi = -1;
+#ifdef CONFIG_SND_HDA_PATCH_LOADER
+static char *patch[SNDRV_CARDS];
+#endif
+#ifdef CONFIG_SND_HDA_INPUT_BEEP
+static bool beep_mode[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] =
+ CONFIG_SND_HDA_INPUT_BEEP_MODE};
+#endif
+static bool dmic_detect = 1;
+static bool ctl_dev_id = IS_ENABLED(CONFIG_SND_HDA_CTL_DEV_ID) ? 1 : 0;
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for Intel HD audio interface.");
+module_param_array(id, charp, NULL, 0444);
+MODULE_PARM_DESC(id, "ID string for Intel HD audio interface.");
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable Intel HD audio interface.");
+module_param_array(model, charp, NULL, 0444);
+MODULE_PARM_DESC(model, "Use the given board model.");
+module_param_array(position_fix, int, NULL, 0444);
+MODULE_PARM_DESC(position_fix, "DMA pointer read method."
+ "(-1 = system default, 0 = auto, 1 = LPIB, 2 = POSBUF, 3 = VIACOMBO, 4 = COMBO, 5 = SKL+, 6 = FIFO).");
+module_param_array(bdl_pos_adj, int, NULL, 0644);
+MODULE_PARM_DESC(bdl_pos_adj, "BDL position adjustment offset.");
+module_param_array(probe_mask, int, NULL, 0444);
+MODULE_PARM_DESC(probe_mask, "Bitmask to probe codecs (default = -1).");
+module_param_array(probe_only, int, NULL, 0444);
+MODULE_PARM_DESC(probe_only, "Only probing and no codec initialization.");
+module_param_array(jackpoll_ms, int, NULL, 0444);
+MODULE_PARM_DESC(jackpoll_ms, "Ms between polling for jack events (default = 0, using unsol events only)");
+module_param(single_cmd, bint, 0444);
+MODULE_PARM_DESC(single_cmd, "Use single command to communicate with codecs "
+ "(for debugging only).");
+module_param(enable_msi, bint, 0444);
+MODULE_PARM_DESC(enable_msi, "Enable Message Signaled Interrupt (MSI)");
+#ifdef CONFIG_SND_HDA_PATCH_LOADER
+module_param_array(patch, charp, NULL, 0444);
+MODULE_PARM_DESC(patch, "Patch file for Intel HD audio interface.");
+#endif
+#ifdef CONFIG_SND_HDA_INPUT_BEEP
+module_param_array(beep_mode, bool, NULL, 0444);
+MODULE_PARM_DESC(beep_mode, "Select HDA Beep registration mode "
+ "(0=off, 1=on) (default=1).");
+#endif
+module_param(dmic_detect, bool, 0444);
+MODULE_PARM_DESC(dmic_detect, "Allow DSP driver selection (bypass this driver) "
+ "(0=off, 1=on) (default=1); "
+ "deprecated, use snd-intel-dspcfg.dsp_driver option instead");
+module_param(ctl_dev_id, bool, 0444);
+MODULE_PARM_DESC(ctl_dev_id, "Use control device identifier (based on codec address).");
+
+#ifdef CONFIG_PM
+static int param_set_xint(const char *val, const struct kernel_param *kp);
+static const struct kernel_param_ops param_ops_xint = {
+ .set = param_set_xint,
+ .get = param_get_int,
+};
+#define param_check_xint param_check_int
+
+static int power_save = CONFIG_SND_HDA_POWER_SAVE_DEFAULT;
+module_param(power_save, xint, 0644);
+MODULE_PARM_DESC(power_save, "Automatic power-saving timeout "
+ "(in second, 0 = disable).");
+
+static bool pm_blacklist = true;
+module_param(pm_blacklist, bool, 0644);
+MODULE_PARM_DESC(pm_blacklist, "Enable power-management denylist");
+
+/* reset the HD-audio controller in power save mode.
+ * this may give more power-saving, but will take longer time to
+ * wake up.
+ */
+static bool power_save_controller = 1;
+module_param(power_save_controller, bool, 0644);
+MODULE_PARM_DESC(power_save_controller, "Reset controller in power save mode.");
+#else
+#define power_save 0
+#endif /* CONFIG_PM */
+
+static int align_buffer_size = -1;
+module_param(align_buffer_size, bint, 0644);
+MODULE_PARM_DESC(align_buffer_size,
+ "Force buffer and period sizes to be multiple of 128 bytes.");
+
+#ifdef CONFIG_X86
+static int hda_snoop = -1;
+module_param_named(snoop, hda_snoop, bint, 0444);
+MODULE_PARM_DESC(snoop, "Enable/disable snooping");
+#else
+#define hda_snoop true
+#endif
+
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Intel HDA driver");
+
+#if defined(CONFIG_PM) && defined(CONFIG_VGA_SWITCHEROO)
+#if IS_ENABLED(CONFIG_SND_HDA_CODEC_HDMI)
+#define SUPPORT_VGA_SWITCHEROO
+#endif
+#endif
+
+
+/*
+ */
+
+/* driver types */
+enum {
+ AZX_DRIVER_ICH,
+ AZX_DRIVER_PCH,
+ AZX_DRIVER_SCH,
+ AZX_DRIVER_SKL,
+ AZX_DRIVER_HDMI,
+ AZX_DRIVER_ATI,
+ AZX_DRIVER_ATIHDMI,
+ AZX_DRIVER_ATIHDMI_NS,
+ AZX_DRIVER_GFHDMI,
+ AZX_DRIVER_VIA,
+ AZX_DRIVER_SIS,
+ AZX_DRIVER_ULI,
+ AZX_DRIVER_NVIDIA,
+ AZX_DRIVER_TERA,
+ AZX_DRIVER_CTX,
+ AZX_DRIVER_CTHDA,
+ AZX_DRIVER_CMEDIA,
+ AZX_DRIVER_ZHAOXIN,
+ AZX_DRIVER_LOONGSON,
+ AZX_DRIVER_GENERIC,
+ AZX_NUM_DRIVERS, /* keep this as last entry */
+};
+
+#define azx_get_snoop_type(chip) \
+ (((chip)->driver_caps & AZX_DCAPS_SNOOP_MASK) >> 10)
+#define AZX_DCAPS_SNOOP_TYPE(type) ((AZX_SNOOP_TYPE_ ## type) << 10)
+
+/* quirks for old Intel chipsets */
+#define AZX_DCAPS_INTEL_ICH \
+ (AZX_DCAPS_OLD_SSYNC | AZX_DCAPS_NO_ALIGN_BUFSIZE)
+
+/* quirks for Intel PCH */
+#define AZX_DCAPS_INTEL_PCH_BASE \
+ (AZX_DCAPS_NO_ALIGN_BUFSIZE | AZX_DCAPS_COUNT_LPIB_DELAY |\
+ AZX_DCAPS_SNOOP_TYPE(SCH))
+
+/* PCH up to IVB; no runtime PM; bind with i915 gfx */
+#define AZX_DCAPS_INTEL_PCH_NOPM \
+ (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_I915_COMPONENT)
+
+/* PCH for HSW/BDW; with runtime PM */
+/* no i915 binding for this as HSW/BDW has another controller for HDMI */
+#define AZX_DCAPS_INTEL_PCH \
+ (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME)
+
+/* HSW HDMI */
+#define AZX_DCAPS_INTEL_HASWELL \
+ (/*AZX_DCAPS_ALIGN_BUFSIZE |*/ AZX_DCAPS_COUNT_LPIB_DELAY |\
+ AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_COMPONENT |\
+ AZX_DCAPS_SNOOP_TYPE(SCH))
+
+/* Broadwell HDMI can't use position buffer reliably, force to use LPIB */
+#define AZX_DCAPS_INTEL_BROADWELL \
+ (/*AZX_DCAPS_ALIGN_BUFSIZE |*/ AZX_DCAPS_POSFIX_LPIB |\
+ AZX_DCAPS_PM_RUNTIME | AZX_DCAPS_I915_COMPONENT |\
+ AZX_DCAPS_SNOOP_TYPE(SCH))
+
+#define AZX_DCAPS_INTEL_BAYTRAIL \
+ (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_I915_COMPONENT)
+
+#define AZX_DCAPS_INTEL_BRASWELL \
+ (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME |\
+ AZX_DCAPS_I915_COMPONENT)
+
+#define AZX_DCAPS_INTEL_SKYLAKE \
+ (AZX_DCAPS_INTEL_PCH_BASE | AZX_DCAPS_PM_RUNTIME |\
+ AZX_DCAPS_SEPARATE_STREAM_TAG | AZX_DCAPS_I915_COMPONENT)
+
+#define AZX_DCAPS_INTEL_BROXTON AZX_DCAPS_INTEL_SKYLAKE
+
+/* quirks for ATI SB / AMD Hudson */
+#define AZX_DCAPS_PRESET_ATI_SB \
+ (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_POSFIX_LPIB |\
+ AZX_DCAPS_SNOOP_TYPE(ATI))
+
+/* quirks for ATI/AMD HDMI */
+#define AZX_DCAPS_PRESET_ATI_HDMI \
+ (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_POSFIX_LPIB|\
+ AZX_DCAPS_NO_MSI64)
+
+/* quirks for ATI HDMI with snoop off */
+#define AZX_DCAPS_PRESET_ATI_HDMI_NS \
+ (AZX_DCAPS_PRESET_ATI_HDMI | AZX_DCAPS_SNOOP_OFF)
+
+/* quirks for AMD SB */
+#define AZX_DCAPS_PRESET_AMD_SB \
+ (AZX_DCAPS_NO_TCSEL | AZX_DCAPS_AMD_WORKAROUND |\
+ AZX_DCAPS_SNOOP_TYPE(ATI) | AZX_DCAPS_PM_RUNTIME |\
+ AZX_DCAPS_RETRY_PROBE)
+
+/* quirks for Nvidia */
+#define AZX_DCAPS_PRESET_NVIDIA \
+ (AZX_DCAPS_NO_MSI | AZX_DCAPS_CORBRP_SELF_CLEAR |\
+ AZX_DCAPS_SNOOP_TYPE(NVIDIA))
+
+#define AZX_DCAPS_PRESET_CTHDA \
+ (AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB |\
+ AZX_DCAPS_NO_64BIT |\
+ AZX_DCAPS_4K_BDLE_BOUNDARY | AZX_DCAPS_SNOOP_OFF)
+
+/*
+ * vga_switcheroo support
+ */
+#ifdef SUPPORT_VGA_SWITCHEROO
+#define use_vga_switcheroo(chip) ((chip)->use_vga_switcheroo)
+#define needs_eld_notify_link(chip) ((chip)->bus.keep_power)
+#else
+#define use_vga_switcheroo(chip) 0
+#define needs_eld_notify_link(chip) false
+#endif
+
+static const char * const driver_short_names[] = {
+ [AZX_DRIVER_ICH] = "HDA Intel",
+ [AZX_DRIVER_PCH] = "HDA Intel PCH",
+ [AZX_DRIVER_SCH] = "HDA Intel MID",
+ [AZX_DRIVER_SKL] = "HDA Intel PCH", /* kept old name for compatibility */
+ [AZX_DRIVER_HDMI] = "HDA Intel HDMI",
+ [AZX_DRIVER_ATI] = "HDA ATI SB",
+ [AZX_DRIVER_ATIHDMI] = "HDA ATI HDMI",
+ [AZX_DRIVER_ATIHDMI_NS] = "HDA ATI HDMI",
+ [AZX_DRIVER_GFHDMI] = "HDA GF HDMI",
+ [AZX_DRIVER_VIA] = "HDA VIA VT82xx",
+ [AZX_DRIVER_SIS] = "HDA SIS966",
+ [AZX_DRIVER_ULI] = "HDA ULI M5461",
+ [AZX_DRIVER_NVIDIA] = "HDA NVidia",
+ [AZX_DRIVER_TERA] = "HDA Teradici",
+ [AZX_DRIVER_CTX] = "HDA Creative",
+ [AZX_DRIVER_CTHDA] = "HDA Creative",
+ [AZX_DRIVER_CMEDIA] = "HDA C-Media",
+ [AZX_DRIVER_ZHAOXIN] = "HDA Zhaoxin",
+ [AZX_DRIVER_LOONGSON] = "HDA Loongson",
+ [AZX_DRIVER_GENERIC] = "HD-Audio Generic",
+};
+
+static int azx_acquire_irq(struct azx *chip, int do_disconnect);
+static void set_default_power_save(struct azx *chip);
+
+/*
+ * initialize the PCI registers
+ */
+/* update bits in a PCI register byte */
+static void update_pci_byte(struct pci_dev *pci, unsigned int reg,
+ unsigned char mask, unsigned char val)
+{
+ unsigned char data;
+
+ pci_read_config_byte(pci, reg, &data);
+ data &= ~mask;
+ data |= (val & mask);
+ pci_write_config_byte(pci, reg, data);
+}
+
+static void azx_init_pci(struct azx *chip)
+{
+ int snoop_type = azx_get_snoop_type(chip);
+
+ /* Clear bits 0-2 of PCI register TCSEL (at offset 0x44)
+ * TCSEL == Traffic Class Select Register, which sets PCI express QOS
+ * Ensuring these bits are 0 clears playback static on some HD Audio
+ * codecs.
+ * The PCI register TCSEL is defined in the Intel manuals.
+ */
+ if (!(chip->driver_caps & AZX_DCAPS_NO_TCSEL)) {
+ dev_dbg(chip->card->dev, "Clearing TCSEL\n");
+ update_pci_byte(chip->pci, AZX_PCIREG_TCSEL, 0x07, 0);
+ }
+
+ /* For ATI SB450/600/700/800/900 and AMD Hudson azalia HD audio,
+ * we need to enable snoop.
+ */
+ if (snoop_type == AZX_SNOOP_TYPE_ATI) {
+ dev_dbg(chip->card->dev, "Setting ATI snoop: %d\n",
+ azx_snoop(chip));
+ update_pci_byte(chip->pci,
+ ATI_SB450_HDAUDIO_MISC_CNTR2_ADDR, 0x07,
+ azx_snoop(chip) ? ATI_SB450_HDAUDIO_ENABLE_SNOOP : 0);
+ }
+
+ /* For NVIDIA HDA, enable snoop */
+ if (snoop_type == AZX_SNOOP_TYPE_NVIDIA) {
+ dev_dbg(chip->card->dev, "Setting Nvidia snoop: %d\n",
+ azx_snoop(chip));
+ update_pci_byte(chip->pci,
+ NVIDIA_HDA_TRANSREG_ADDR,
+ 0x0f, NVIDIA_HDA_ENABLE_COHBITS);
+ update_pci_byte(chip->pci,
+ NVIDIA_HDA_ISTRM_COH,
+ 0x01, NVIDIA_HDA_ENABLE_COHBIT);
+ update_pci_byte(chip->pci,
+ NVIDIA_HDA_OSTRM_COH,
+ 0x01, NVIDIA_HDA_ENABLE_COHBIT);
+ }
+
+ /* Enable SCH/PCH snoop if needed */
+ if (snoop_type == AZX_SNOOP_TYPE_SCH) {
+ unsigned short snoop;
+ pci_read_config_word(chip->pci, INTEL_SCH_HDA_DEVC, &snoop);
+ if ((!azx_snoop(chip) && !(snoop & INTEL_SCH_HDA_DEVC_NOSNOOP)) ||
+ (azx_snoop(chip) && (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP))) {
+ snoop &= ~INTEL_SCH_HDA_DEVC_NOSNOOP;
+ if (!azx_snoop(chip))
+ snoop |= INTEL_SCH_HDA_DEVC_NOSNOOP;
+ pci_write_config_word(chip->pci, INTEL_SCH_HDA_DEVC, snoop);
+ pci_read_config_word(chip->pci,
+ INTEL_SCH_HDA_DEVC, &snoop);
+ }
+ dev_dbg(chip->card->dev, "SCH snoop: %s\n",
+ (snoop & INTEL_SCH_HDA_DEVC_NOSNOOP) ?
+ "Disabled" : "Enabled");
+ }
+}
+
+/*
+ * In BXT-P A0, HD-Audio DMA requests is later than expected,
+ * and makes an audio stream sensitive to system latencies when
+ * 24/32 bits are playing.
+ * Adjusting threshold of DMA fifo to force the DMA request
+ * sooner to improve latency tolerance at the expense of power.
+ */
+static void bxt_reduce_dma_latency(struct azx *chip)
+{
+ u32 val;
+
+ val = azx_readl(chip, VS_EM4L);
+ val &= (0x3 << 20);
+ azx_writel(chip, VS_EM4L, val);
+}
+
+/*
+ * ML_LCAP bits:
+ * bit 0: 6 MHz Supported
+ * bit 1: 12 MHz Supported
+ * bit 2: 24 MHz Supported
+ * bit 3: 48 MHz Supported
+ * bit 4: 96 MHz Supported
+ * bit 5: 192 MHz Supported
+ */
+static int intel_get_lctl_scf(struct azx *chip)
+{
+ struct hdac_bus *bus = azx_bus(chip);
+ static const int preferred_bits[] = { 2, 3, 1, 4, 5 };
+ u32 val, t;
+ int i;
+
+ val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCAP);
+
+ for (i = 0; i < ARRAY_SIZE(preferred_bits); i++) {
+ t = preferred_bits[i];
+ if (val & (1 << t))
+ return t;
+ }
+
+ dev_warn(chip->card->dev, "set audio clock frequency to 6MHz");
+ return 0;
+}
+
+static int intel_ml_lctl_set_power(struct azx *chip, int state)
+{
+ struct hdac_bus *bus = azx_bus(chip);
+ u32 val;
+ int timeout;
+
+ /*
+ * Changes to LCTL.SCF are only needed for the first multi-link dealing
+ * with external codecs
+ */
+ val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
+ val &= ~AZX_ML_LCTL_SPA;
+ val |= state << AZX_ML_LCTL_SPA_SHIFT;
+ writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
+ /* wait for CPA */
+ timeout = 50;
+ while (timeout) {
+ if (((readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL)) &
+ AZX_ML_LCTL_CPA) == (state << AZX_ML_LCTL_CPA_SHIFT))
+ return 0;
+ timeout--;
+ udelay(10);
+ }
+
+ return -1;
+}
+
+static void intel_init_lctl(struct azx *chip)
+{
+ struct hdac_bus *bus = azx_bus(chip);
+ u32 val;
+ int ret;
+
+ /* 0. check lctl register value is correct or not */
+ val = readl(bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
+ /* only perform additional configurations if the SCF is initially based on 6MHz */
+ if ((val & AZX_ML_LCTL_SCF) != 0)
+ return;
+
+ /*
+ * Before operating on SPA, CPA must match SPA.
+ * Any deviation may result in undefined behavior.
+ */
+ if (((val & AZX_ML_LCTL_SPA) >> AZX_ML_LCTL_SPA_SHIFT) !=
+ ((val & AZX_ML_LCTL_CPA) >> AZX_ML_LCTL_CPA_SHIFT))
+ return;
+
+ /* 1. turn link down: set SPA to 0 and wait CPA to 0 */
+ ret = intel_ml_lctl_set_power(chip, 0);
+ udelay(100);
+ if (ret)
+ goto set_spa;
+
+ /* 2. update SCF to select an audio clock different from 6MHz */
+ val &= ~AZX_ML_LCTL_SCF;
+ val |= intel_get_lctl_scf(chip);
+ writel(val, bus->mlcap + AZX_ML_BASE + AZX_REG_ML_LCTL);
+
+set_spa:
+ /* 4. turn link up: set SPA to 1 and wait CPA to 1 */
+ intel_ml_lctl_set_power(chip, 1);
+ udelay(100);
+}
+
+static void hda_intel_init_chip(struct azx *chip, bool full_reset)
+{
+ struct hdac_bus *bus = azx_bus(chip);
+ struct pci_dev *pci = chip->pci;
+ u32 val;
+
+ snd_hdac_set_codec_wakeup(bus, true);
+ if (chip->driver_type == AZX_DRIVER_SKL) {
+ pci_read_config_dword(pci, INTEL_HDA_CGCTL, &val);
+ val = val & ~INTEL_HDA_CGCTL_MISCBDCGE;
+ pci_write_config_dword(pci, INTEL_HDA_CGCTL, val);
+ }
+ azx_init_chip(chip, full_reset);
+ if (chip->driver_type == AZX_DRIVER_SKL) {
+ pci_read_config_dword(pci, INTEL_HDA_CGCTL, &val);
+ val = val | INTEL_HDA_CGCTL_MISCBDCGE;
+ pci_write_config_dword(pci, INTEL_HDA_CGCTL, val);
+ }
+
+ snd_hdac_set_codec_wakeup(bus, false);
+
+ /* reduce dma latency to avoid noise */
+ if (HDA_CONTROLLER_IS_APL(pci))
+ bxt_reduce_dma_latency(chip);
+
+ if (bus->mlcap != NULL)
+ intel_init_lctl(chip);
+}
+
+/* calculate runtime delay from LPIB */
+static int azx_get_delay_from_lpib(struct azx *chip, struct azx_dev *azx_dev,
+ unsigned int pos)
+{
+ struct snd_pcm_substream *substream = azx_dev->core.substream;
+ int stream = substream->stream;
+ unsigned int lpib_pos = azx_get_pos_lpib(chip, azx_dev);
+ int delay;
+
+ if (stream == SNDRV_PCM_STREAM_PLAYBACK)
+ delay = pos - lpib_pos;
+ else
+ delay = lpib_pos - pos;
+ if (delay < 0) {
+ if (delay >= azx_dev->core.delay_negative_threshold)
+ delay = 0;
+ else
+ delay += azx_dev->core.bufsize;
+ }
+
+ if (delay >= azx_dev->core.period_bytes) {
+ dev_info(chip->card->dev,
+ "Unstable LPIB (%d >= %d); disabling LPIB delay counting\n",
+ delay, azx_dev->core.period_bytes);
+ delay = 0;
+ chip->driver_caps &= ~AZX_DCAPS_COUNT_LPIB_DELAY;
+ chip->get_delay[stream] = NULL;
+ }
+
+ return bytes_to_frames(substream->runtime, delay);
+}
+
+static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev);
+
+/* called from IRQ */
+static int azx_position_check(struct azx *chip, struct azx_dev *azx_dev)
+{
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ int ok;
+
+ ok = azx_position_ok(chip, azx_dev);
+ if (ok == 1) {
+ azx_dev->irq_pending = 0;
+ return ok;
+ } else if (ok == 0) {
+ /* bogus IRQ, process it later */
+ azx_dev->irq_pending = 1;
+ schedule_work(&hda->irq_pending_work);
+ }
+ return 0;
+}
+
+#define display_power(chip, enable) \
+ snd_hdac_display_power(azx_bus(chip), HDA_CODEC_IDX_CONTROLLER, enable)
+
+/*
+ * Check whether the current DMA position is acceptable for updating
+ * periods. Returns non-zero if it's OK.
+ *
+ * Many HD-audio controllers appear pretty inaccurate about
+ * the update-IRQ timing. The IRQ is issued before actually the
+ * data is processed. So, we need to process it afterwords in a
+ * workqueue.
+ *
+ * Returns 1 if OK to proceed, 0 for delay handling, -1 for skipping update
+ */
+static int azx_position_ok(struct azx *chip, struct azx_dev *azx_dev)
+{
+ struct snd_pcm_substream *substream = azx_dev->core.substream;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ int stream = substream->stream;
+ u32 wallclk;
+ unsigned int pos;
+ snd_pcm_uframes_t hwptr, target;
+
+ /*
+ * The value of the WALLCLK register is always 0
+ * on the Loongson controller, so we return directly.
+ */
+ if (chip->driver_type == AZX_DRIVER_LOONGSON)
+ return 1;
+
+ wallclk = azx_readl(chip, WALLCLK) - azx_dev->core.start_wallclk;
+ if (wallclk < (azx_dev->core.period_wallclk * 2) / 3)
+ return -1; /* bogus (too early) interrupt */
+
+ if (chip->get_position[stream])
+ pos = chip->get_position[stream](chip, azx_dev);
+ else { /* use the position buffer as default */
+ pos = azx_get_pos_posbuf(chip, azx_dev);
+ if (!pos || pos == (u32)-1) {
+ dev_info(chip->card->dev,
+ "Invalid position buffer, using LPIB read method instead.\n");
+ chip->get_position[stream] = azx_get_pos_lpib;
+ if (chip->get_position[0] == azx_get_pos_lpib &&
+ chip->get_position[1] == azx_get_pos_lpib)
+ azx_bus(chip)->use_posbuf = false;
+ pos = azx_get_pos_lpib(chip, azx_dev);
+ chip->get_delay[stream] = NULL;
+ } else {
+ chip->get_position[stream] = azx_get_pos_posbuf;
+ if (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)
+ chip->get_delay[stream] = azx_get_delay_from_lpib;
+ }
+ }
+
+ if (pos >= azx_dev->core.bufsize)
+ pos = 0;
+
+ if (WARN_ONCE(!azx_dev->core.period_bytes,
+ "hda-intel: zero azx_dev->period_bytes"))
+ return -1; /* this shouldn't happen! */
+ if (wallclk < (azx_dev->core.period_wallclk * 5) / 4 &&
+ pos % azx_dev->core.period_bytes > azx_dev->core.period_bytes / 2)
+ /* NG - it's below the first next period boundary */
+ return chip->bdl_pos_adj ? 0 : -1;
+ azx_dev->core.start_wallclk += wallclk;
+
+ if (azx_dev->core.no_period_wakeup)
+ return 1; /* OK, no need to check period boundary */
+
+ if (runtime->hw_ptr_base != runtime->hw_ptr_interrupt)
+ return 1; /* OK, already in hwptr updating process */
+
+ /* check whether the period gets really elapsed */
+ pos = bytes_to_frames(runtime, pos);
+ hwptr = runtime->hw_ptr_base + pos;
+ if (hwptr < runtime->status->hw_ptr)
+ hwptr += runtime->buffer_size;
+ target = runtime->hw_ptr_interrupt + runtime->period_size;
+ if (hwptr < target) {
+ /* too early wakeup, process it later */
+ return chip->bdl_pos_adj ? 0 : -1;
+ }
+
+ return 1; /* OK, it's fine */
+}
+
+/*
+ * The work for pending PCM period updates.
+ */
+static void azx_irq_pending_work(struct work_struct *work)
+{
+ struct hda_intel *hda = container_of(work, struct hda_intel, irq_pending_work);
+ struct azx *chip = &hda->chip;
+ struct hdac_bus *bus = azx_bus(chip);
+ struct hdac_stream *s;
+ int pending, ok;
+
+ if (!hda->irq_pending_warned) {
+ dev_info(chip->card->dev,
+ "IRQ timing workaround is activated for card #%d. Suggest a bigger bdl_pos_adj.\n",
+ chip->card->number);
+ hda->irq_pending_warned = 1;
+ }
+
+ for (;;) {
+ pending = 0;
+ spin_lock_irq(&bus->reg_lock);
+ list_for_each_entry(s, &bus->stream_list, list) {
+ struct azx_dev *azx_dev = stream_to_azx_dev(s);
+ if (!azx_dev->irq_pending ||
+ !s->substream ||
+ !s->running)
+ continue;
+ ok = azx_position_ok(chip, azx_dev);
+ if (ok > 0) {
+ azx_dev->irq_pending = 0;
+ spin_unlock(&bus->reg_lock);
+ snd_pcm_period_elapsed(s->substream);
+ spin_lock(&bus->reg_lock);
+ } else if (ok < 0) {
+ pending = 0; /* too early */
+ } else
+ pending++;
+ }
+ spin_unlock_irq(&bus->reg_lock);
+ if (!pending)
+ return;
+ msleep(1);
+ }
+}
+
+/* clear irq_pending flags and assure no on-going workq */
+static void azx_clear_irq_pending(struct azx *chip)
+{
+ struct hdac_bus *bus = azx_bus(chip);
+ struct hdac_stream *s;
+
+ spin_lock_irq(&bus->reg_lock);
+ list_for_each_entry(s, &bus->stream_list, list) {
+ struct azx_dev *azx_dev = stream_to_azx_dev(s);
+ azx_dev->irq_pending = 0;
+ }
+ spin_unlock_irq(&bus->reg_lock);
+}
+
+static int azx_acquire_irq(struct azx *chip, int do_disconnect)
+{
+ struct hdac_bus *bus = azx_bus(chip);
+
+ if (request_irq(chip->pci->irq, azx_interrupt,
+ chip->msi ? 0 : IRQF_SHARED,
+ chip->card->irq_descr, chip)) {
+ dev_err(chip->card->dev,
+ "unable to grab IRQ %d, disabling device\n",
+ chip->pci->irq);
+ if (do_disconnect)
+ snd_card_disconnect(chip->card);
+ return -1;
+ }
+ bus->irq = chip->pci->irq;
+ chip->card->sync_irq = bus->irq;
+ pci_intx(chip->pci, !chip->msi);
+ return 0;
+}
+
+/* get the current DMA position with correction on VIA chips */
+static unsigned int azx_via_get_position(struct azx *chip,
+ struct azx_dev *azx_dev)
+{
+ unsigned int link_pos, mini_pos, bound_pos;
+ unsigned int mod_link_pos, mod_dma_pos, mod_mini_pos;
+ unsigned int fifo_size;
+
+ link_pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev));
+ if (azx_dev->core.substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
+ /* Playback, no problem using link position */
+ return link_pos;
+ }
+
+ /* Capture */
+ /* For new chipset,
+ * use mod to get the DMA position just like old chipset
+ */
+ mod_dma_pos = le32_to_cpu(*azx_dev->core.posbuf);
+ mod_dma_pos %= azx_dev->core.period_bytes;
+
+ fifo_size = azx_stream(azx_dev)->fifo_size - 1;
+
+ if (azx_dev->insufficient) {
+ /* Link position never gather than FIFO size */
+ if (link_pos <= fifo_size)
+ return 0;
+
+ azx_dev->insufficient = 0;
+ }
+
+ if (link_pos <= fifo_size)
+ mini_pos = azx_dev->core.bufsize + link_pos - fifo_size;
+ else
+ mini_pos = link_pos - fifo_size;
+
+ /* Find nearest previous boudary */
+ mod_mini_pos = mini_pos % azx_dev->core.period_bytes;
+ mod_link_pos = link_pos % azx_dev->core.period_bytes;
+ if (mod_link_pos >= fifo_size)
+ bound_pos = link_pos - mod_link_pos;
+ else if (mod_dma_pos >= mod_mini_pos)
+ bound_pos = mini_pos - mod_mini_pos;
+ else {
+ bound_pos = mini_pos - mod_mini_pos + azx_dev->core.period_bytes;
+ if (bound_pos >= azx_dev->core.bufsize)
+ bound_pos = 0;
+ }
+
+ /* Calculate real DMA position we want */
+ return bound_pos + mod_dma_pos;
+}
+
+#define AMD_FIFO_SIZE 32
+
+/* get the current DMA position with FIFO size correction */
+static unsigned int azx_get_pos_fifo(struct azx *chip, struct azx_dev *azx_dev)
+{
+ struct snd_pcm_substream *substream = azx_dev->core.substream;
+ struct snd_pcm_runtime *runtime = substream->runtime;
+ unsigned int pos, delay;
+
+ pos = snd_hdac_stream_get_pos_lpib(azx_stream(azx_dev));
+ if (!runtime)
+ return pos;
+
+ runtime->delay = AMD_FIFO_SIZE;
+ delay = frames_to_bytes(runtime, AMD_FIFO_SIZE);
+ if (azx_dev->insufficient) {
+ if (pos < delay) {
+ delay = pos;
+ runtime->delay = bytes_to_frames(runtime, pos);
+ } else {
+ azx_dev->insufficient = 0;
+ }
+ }
+
+ /* correct the DMA position for capture stream */
+ if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) {
+ if (pos < delay)
+ pos += azx_dev->core.bufsize;
+ pos -= delay;
+ }
+
+ return pos;
+}
+
+static int azx_get_delay_from_fifo(struct azx *chip, struct azx_dev *azx_dev,
+ unsigned int pos)
+{
+ struct snd_pcm_substream *substream = azx_dev->core.substream;
+
+ /* just read back the calculated value in the above */
+ return substream->runtime->delay;
+}
+
+static void __azx_shutdown_chip(struct azx *chip, bool skip_link_reset)
+{
+ azx_stop_chip(chip);
+ if (!skip_link_reset)
+ azx_enter_link_reset(chip);
+ azx_clear_irq_pending(chip);
+ display_power(chip, false);
+}
+
+#ifdef CONFIG_PM
+static DEFINE_MUTEX(card_list_lock);
+static LIST_HEAD(card_list);
+
+static void azx_shutdown_chip(struct azx *chip)
+{
+ __azx_shutdown_chip(chip, false);
+}
+
+static void azx_add_card_list(struct azx *chip)
+{
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ mutex_lock(&card_list_lock);
+ list_add(&hda->list, &card_list);
+ mutex_unlock(&card_list_lock);
+}
+
+static void azx_del_card_list(struct azx *chip)
+{
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ mutex_lock(&card_list_lock);
+ list_del_init(&hda->list);
+ mutex_unlock(&card_list_lock);
+}
+
+/* trigger power-save check at writing parameter */
+static int param_set_xint(const char *val, const struct kernel_param *kp)
+{
+ struct hda_intel *hda;
+ struct azx *chip;
+ int prev = power_save;
+ int ret = param_set_int(val, kp);
+
+ if (ret || prev == power_save)
+ return ret;
+
+ mutex_lock(&card_list_lock);
+ list_for_each_entry(hda, &card_list, list) {
+ chip = &hda->chip;
+ if (!hda->probe_continued || chip->disabled)
+ continue;
+ snd_hda_set_power_save(&chip->bus, power_save * 1000);
+ }
+ mutex_unlock(&card_list_lock);
+ return 0;
+}
+
+/*
+ * power management
+ */
+static bool azx_is_pm_ready(struct snd_card *card)
+{
+ struct azx *chip;
+ struct hda_intel *hda;
+
+ if (!card)
+ return false;
+ chip = card->private_data;
+ hda = container_of(chip, struct hda_intel, chip);
+ if (chip->disabled || hda->init_failed || !chip->running)
+ return false;
+ return true;
+}
+
+static void __azx_runtime_resume(struct azx *chip)
+{
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ struct hdac_bus *bus = azx_bus(chip);
+ struct hda_codec *codec;
+ int status;
+
+ display_power(chip, true);
+ if (hda->need_i915_power)
+ snd_hdac_i915_set_bclk(bus);
+
+ /* Read STATESTS before controller reset */
+ status = azx_readw(chip, STATESTS);
+
+ azx_init_pci(chip);
+ hda_intel_init_chip(chip, true);
+
+ /* Avoid codec resume if runtime resume is for system suspend */
+ if (!chip->pm_prepared) {
+ list_for_each_codec(codec, &chip->bus) {
+ if (codec->relaxed_resume)
+ continue;
+
+ if (codec->forced_resume || (status & (1 << codec->addr)))
+ pm_request_resume(hda_codec_dev(codec));
+ }
+ }
+
+ /* power down again for link-controlled chips */
+ if (!hda->need_i915_power)
+ display_power(chip, false);
+}
+
+#ifdef CONFIG_PM_SLEEP
+static int azx_prepare(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip;
+
+ if (!azx_is_pm_ready(card))
+ return 0;
+
+ chip = card->private_data;
+ chip->pm_prepared = 1;
+ snd_power_change_state(card, SNDRV_CTL_POWER_D3hot);
+
+ flush_work(&azx_bus(chip)->unsol_work);
+
+ /* HDA controller always requires different WAKEEN for runtime suspend
+ * and system suspend, so don't use direct-complete here.
+ */
+ return 0;
+}
+
+static void azx_complete(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip;
+
+ if (!azx_is_pm_ready(card))
+ return;
+
+ chip = card->private_data;
+ snd_power_change_state(card, SNDRV_CTL_POWER_D0);
+ chip->pm_prepared = 0;
+}
+
+static int azx_suspend(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip;
+ struct hdac_bus *bus;
+
+ if (!azx_is_pm_ready(card))
+ return 0;
+
+ chip = card->private_data;
+ bus = azx_bus(chip);
+ azx_shutdown_chip(chip);
+ if (bus->irq >= 0) {
+ free_irq(bus->irq, chip);
+ bus->irq = -1;
+ chip->card->sync_irq = -1;
+ }
+
+ if (chip->msi)
+ pci_disable_msi(chip->pci);
+
+ trace_azx_suspend(chip);
+ return 0;
+}
+
+static int azx_resume(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip;
+
+ if (!azx_is_pm_ready(card))
+ return 0;
+
+ chip = card->private_data;
+ if (chip->msi)
+ if (pci_enable_msi(chip->pci) < 0)
+ chip->msi = 0;
+ if (azx_acquire_irq(chip, 1) < 0)
+ return -EIO;
+
+ __azx_runtime_resume(chip);
+
+ trace_azx_resume(chip);
+ return 0;
+}
+
+/* put codec down to D3 at hibernation for Intel SKL+;
+ * otherwise BIOS may still access the codec and screw up the driver
+ */
+static int azx_freeze_noirq(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip = card->private_data;
+ struct pci_dev *pci = to_pci_dev(dev);
+
+ if (!azx_is_pm_ready(card))
+ return 0;
+ if (chip->driver_type == AZX_DRIVER_SKL)
+ pci_set_power_state(pci, PCI_D3hot);
+
+ return 0;
+}
+
+static int azx_thaw_noirq(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip = card->private_data;
+ struct pci_dev *pci = to_pci_dev(dev);
+
+ if (!azx_is_pm_ready(card))
+ return 0;
+ if (chip->driver_type == AZX_DRIVER_SKL)
+ pci_set_power_state(pci, PCI_D0);
+
+ return 0;
+}
+#endif /* CONFIG_PM_SLEEP */
+
+static int azx_runtime_suspend(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip;
+
+ if (!azx_is_pm_ready(card))
+ return 0;
+ chip = card->private_data;
+
+ /* enable controller wake up event */
+ azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) | STATESTS_INT_MASK);
+
+ azx_shutdown_chip(chip);
+ trace_azx_runtime_suspend(chip);
+ return 0;
+}
+
+static int azx_runtime_resume(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip;
+
+ if (!azx_is_pm_ready(card))
+ return 0;
+ chip = card->private_data;
+ __azx_runtime_resume(chip);
+
+ /* disable controller Wake Up event*/
+ azx_writew(chip, WAKEEN, azx_readw(chip, WAKEEN) & ~STATESTS_INT_MASK);
+
+ trace_azx_runtime_resume(chip);
+ return 0;
+}
+
+static int azx_runtime_idle(struct device *dev)
+{
+ struct snd_card *card = dev_get_drvdata(dev);
+ struct azx *chip;
+ struct hda_intel *hda;
+
+ if (!card)
+ return 0;
+
+ chip = card->private_data;
+ hda = container_of(chip, struct hda_intel, chip);
+ if (chip->disabled || hda->init_failed)
+ return 0;
+
+ if (!power_save_controller || !azx_has_pm_runtime(chip) ||
+ azx_bus(chip)->codec_powered || !chip->running)
+ return -EBUSY;
+
+ /* ELD notification gets broken when HD-audio bus is off */
+ if (needs_eld_notify_link(chip))
+ return -EBUSY;
+
+ return 0;
+}
+
+static const struct dev_pm_ops azx_pm = {
+ SET_SYSTEM_SLEEP_PM_OPS(azx_suspend, azx_resume)
+#ifdef CONFIG_PM_SLEEP
+ .prepare = azx_prepare,
+ .complete = azx_complete,
+ .freeze_noirq = azx_freeze_noirq,
+ .thaw_noirq = azx_thaw_noirq,
+#endif
+ SET_RUNTIME_PM_OPS(azx_runtime_suspend, azx_runtime_resume, azx_runtime_idle)
+};
+
+#define AZX_PM_OPS &azx_pm
+#else
+#define azx_add_card_list(chip) /* NOP */
+#define azx_del_card_list(chip) /* NOP */
+#define AZX_PM_OPS NULL
+#endif /* CONFIG_PM */
+
+
+static int azx_probe_continue(struct azx *chip);
+
+#ifdef SUPPORT_VGA_SWITCHEROO
+static struct pci_dev *get_bound_vga(struct pci_dev *pci);
+
+static void azx_vs_set_state(struct pci_dev *pci,
+ enum vga_switcheroo_state state)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct azx *chip = card->private_data;
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ struct hda_codec *codec;
+ bool disabled;
+
+ wait_for_completion(&hda->probe_wait);
+ if (hda->init_failed)
+ return;
+
+ disabled = (state == VGA_SWITCHEROO_OFF);
+ if (chip->disabled == disabled)
+ return;
+
+ if (!hda->probe_continued) {
+ chip->disabled = disabled;
+ if (!disabled) {
+ dev_info(chip->card->dev,
+ "Start delayed initialization\n");
+ if (azx_probe_continue(chip) < 0)
+ dev_err(chip->card->dev, "initialization error\n");
+ }
+ } else {
+ dev_info(chip->card->dev, "%s via vga_switcheroo\n",
+ disabled ? "Disabling" : "Enabling");
+ if (disabled) {
+ list_for_each_codec(codec, &chip->bus) {
+ pm_runtime_suspend(hda_codec_dev(codec));
+ pm_runtime_disable(hda_codec_dev(codec));
+ }
+ pm_runtime_suspend(card->dev);
+ pm_runtime_disable(card->dev);
+ /* when we get suspended by vga_switcheroo we end up in D3cold,
+ * however we have no ACPI handle, so pci/acpi can't put us there,
+ * put ourselves there */
+ pci->current_state = PCI_D3cold;
+ chip->disabled = true;
+ if (snd_hda_lock_devices(&chip->bus))
+ dev_warn(chip->card->dev,
+ "Cannot lock devices!\n");
+ } else {
+ snd_hda_unlock_devices(&chip->bus);
+ chip->disabled = false;
+ pm_runtime_enable(card->dev);
+ list_for_each_codec(codec, &chip->bus) {
+ pm_runtime_enable(hda_codec_dev(codec));
+ pm_runtime_resume(hda_codec_dev(codec));
+ }
+ }
+ }
+}
+
+static bool azx_vs_can_switch(struct pci_dev *pci)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct azx *chip = card->private_data;
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+
+ wait_for_completion(&hda->probe_wait);
+ if (hda->init_failed)
+ return false;
+ if (chip->disabled || !hda->probe_continued)
+ return true;
+ if (snd_hda_lock_devices(&chip->bus))
+ return false;
+ snd_hda_unlock_devices(&chip->bus);
+ return true;
+}
+
+/*
+ * The discrete GPU cannot power down unless the HDA controller runtime
+ * suspends, so activate runtime PM on codecs even if power_save == 0.
+ */
+static void setup_vga_switcheroo_runtime_pm(struct azx *chip)
+{
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ struct hda_codec *codec;
+
+ if (hda->use_vga_switcheroo && !needs_eld_notify_link(chip)) {
+ list_for_each_codec(codec, &chip->bus)
+ codec->auto_runtime_pm = 1;
+ /* reset the power save setup */
+ if (chip->running)
+ set_default_power_save(chip);
+ }
+}
+
+static void azx_vs_gpu_bound(struct pci_dev *pci,
+ enum vga_switcheroo_client_id client_id)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct azx *chip = card->private_data;
+
+ if (client_id == VGA_SWITCHEROO_DIS)
+ chip->bus.keep_power = 0;
+ setup_vga_switcheroo_runtime_pm(chip);
+}
+
+static void init_vga_switcheroo(struct azx *chip)
+{
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ struct pci_dev *p = get_bound_vga(chip->pci);
+ struct pci_dev *parent;
+ if (p) {
+ dev_info(chip->card->dev,
+ "Handle vga_switcheroo audio client\n");
+ hda->use_vga_switcheroo = 1;
+
+ /* cleared in either gpu_bound op or codec probe, or when its
+ * upstream port has _PR3 (i.e. dGPU).
+ */
+ parent = pci_upstream_bridge(p);
+ chip->bus.keep_power = parent ? !pci_pr3_present(parent) : 1;
+ chip->driver_caps |= AZX_DCAPS_PM_RUNTIME;
+ pci_dev_put(p);
+ }
+}
+
+static const struct vga_switcheroo_client_ops azx_vs_ops = {
+ .set_gpu_state = azx_vs_set_state,
+ .can_switch = azx_vs_can_switch,
+ .gpu_bound = azx_vs_gpu_bound,
+};
+
+static int register_vga_switcheroo(struct azx *chip)
+{
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ struct pci_dev *p;
+ int err;
+
+ if (!hda->use_vga_switcheroo)
+ return 0;
+
+ p = get_bound_vga(chip->pci);
+ err = vga_switcheroo_register_audio_client(chip->pci, &azx_vs_ops, p);
+ pci_dev_put(p);
+
+ if (err < 0)
+ return err;
+ hda->vga_switcheroo_registered = 1;
+
+ return 0;
+}
+#else
+#define init_vga_switcheroo(chip) /* NOP */
+#define register_vga_switcheroo(chip) 0
+#define check_hdmi_disabled(pci) false
+#define setup_vga_switcheroo_runtime_pm(chip) /* NOP */
+#endif /* SUPPORT_VGA_SWITCHER */
+
+/*
+ * destructor
+ */
+static void azx_free(struct azx *chip)
+{
+ struct pci_dev *pci = chip->pci;
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ struct hdac_bus *bus = azx_bus(chip);
+
+ if (hda->freed)
+ return;
+
+ if (azx_has_pm_runtime(chip) && chip->running) {
+ pm_runtime_get_noresume(&pci->dev);
+ pm_runtime_forbid(&pci->dev);
+ pm_runtime_dont_use_autosuspend(&pci->dev);
+ }
+
+ chip->running = 0;
+
+ azx_del_card_list(chip);
+
+ hda->init_failed = 1; /* to be sure */
+ complete_all(&hda->probe_wait);
+
+ if (use_vga_switcheroo(hda)) {
+ if (chip->disabled && hda->probe_continued)
+ snd_hda_unlock_devices(&chip->bus);
+ if (hda->vga_switcheroo_registered)
+ vga_switcheroo_unregister_client(chip->pci);
+ }
+
+ if (bus->chip_init) {
+ azx_clear_irq_pending(chip);
+ azx_stop_all_streams(chip);
+ azx_stop_chip(chip);
+ }
+
+ if (bus->irq >= 0)
+ free_irq(bus->irq, (void*)chip);
+
+ azx_free_stream_pages(chip);
+ azx_free_streams(chip);
+ snd_hdac_bus_exit(bus);
+
+#ifdef CONFIG_SND_HDA_PATCH_LOADER
+ release_firmware(chip->fw);
+#endif
+ display_power(chip, false);
+
+ if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT)
+ snd_hdac_i915_exit(bus);
+
+ hda->freed = 1;
+}
+
+static int azx_dev_disconnect(struct snd_device *device)
+{
+ struct azx *chip = device->device_data;
+ struct hdac_bus *bus = azx_bus(chip);
+
+ chip->bus.shutdown = 1;
+ cancel_work_sync(&bus->unsol_work);
+
+ return 0;
+}
+
+static int azx_dev_free(struct snd_device *device)
+{
+ azx_free(device->device_data);
+ return 0;
+}
+
+#ifdef SUPPORT_VGA_SWITCHEROO
+#ifdef CONFIG_ACPI
+/* ATPX is in the integrated GPU's namespace */
+static bool atpx_present(void)
+{
+ struct pci_dev *pdev = NULL;
+ acpi_handle dhandle, atpx_handle;
+ acpi_status status;
+
+ while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, pdev)) != NULL) {
+ dhandle = ACPI_HANDLE(&pdev->dev);
+ if (dhandle) {
+ status = acpi_get_handle(dhandle, "ATPX", &atpx_handle);
+ if (ACPI_SUCCESS(status)) {
+ pci_dev_put(pdev);
+ return true;
+ }
+ }
+ }
+ while ((pdev = pci_get_class(PCI_CLASS_DISPLAY_OTHER << 8, pdev)) != NULL) {
+ dhandle = ACPI_HANDLE(&pdev->dev);
+ if (dhandle) {
+ status = acpi_get_handle(dhandle, "ATPX", &atpx_handle);
+ if (ACPI_SUCCESS(status)) {
+ pci_dev_put(pdev);
+ return true;
+ }
+ }
+ }
+ return false;
+}
+#else
+static bool atpx_present(void)
+{
+ return false;
+}
+#endif
+
+/*
+ * Check of disabled HDMI controller by vga_switcheroo
+ */
+static struct pci_dev *get_bound_vga(struct pci_dev *pci)
+{
+ struct pci_dev *p;
+
+ /* check only discrete GPU */
+ switch (pci->vendor) {
+ case PCI_VENDOR_ID_ATI:
+ case PCI_VENDOR_ID_AMD:
+ if (pci->devfn == 1) {
+ p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus),
+ pci->bus->number, 0);
+ if (p) {
+ /* ATPX is in the integrated GPU's ACPI namespace
+ * rather than the dGPU's namespace. However,
+ * the dGPU is the one who is involved in
+ * vgaswitcheroo.
+ */
+ if (((p->class >> 16) == PCI_BASE_CLASS_DISPLAY) &&
+ (atpx_present() || apple_gmux_detect(NULL, NULL)))
+ return p;
+ pci_dev_put(p);
+ }
+ }
+ break;
+ case PCI_VENDOR_ID_NVIDIA:
+ if (pci->devfn == 1) {
+ p = pci_get_domain_bus_and_slot(pci_domain_nr(pci->bus),
+ pci->bus->number, 0);
+ if (p) {
+ if ((p->class >> 16) == PCI_BASE_CLASS_DISPLAY)
+ return p;
+ pci_dev_put(p);
+ }
+ }
+ break;
+ }
+ return NULL;
+}
+
+static bool check_hdmi_disabled(struct pci_dev *pci)
+{
+ bool vga_inactive = false;
+ struct pci_dev *p = get_bound_vga(pci);
+
+ if (p) {
+ if (vga_switcheroo_get_client_state(p) == VGA_SWITCHEROO_OFF)
+ vga_inactive = true;
+ pci_dev_put(p);
+ }
+ return vga_inactive;
+}
+#endif /* SUPPORT_VGA_SWITCHEROO */
+
+/*
+ * allow/deny-listing for position_fix
+ */
+static const struct snd_pci_quirk position_fix_list[] = {
+ SND_PCI_QUIRK(0x1028, 0x01cc, "Dell D820", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1028, 0x01de, "Dell Precision 390", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x103c, 0x306d, "HP dv3", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x10de, 0xcb89, "Macbook Pro 7,1", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1297, 0x3166, "Shuttle", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1458, 0xa022, "ga-ma770-ud3", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1462, 0x1002, "MSI Wind U115", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1565, 0x8218, "Biostar Microtech", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x1849, 0x0888, "775Dual-VSTA", POS_FIX_LPIB),
+ SND_PCI_QUIRK(0x8086, 0x2503, "DG965OT AAD63733-203", POS_FIX_LPIB),
+ {}
+};
+
+static int check_position_fix(struct azx *chip, int fix)
+{
+ const struct snd_pci_quirk *q;
+
+ switch (fix) {
+ case POS_FIX_AUTO:
+ case POS_FIX_LPIB:
+ case POS_FIX_POSBUF:
+ case POS_FIX_VIACOMBO:
+ case POS_FIX_COMBO:
+ case POS_FIX_SKL:
+ case POS_FIX_FIFO:
+ return fix;
+ }
+
+ q = snd_pci_quirk_lookup(chip->pci, position_fix_list);
+ if (q) {
+ dev_info(chip->card->dev,
+ "position_fix set to %d for device %04x:%04x\n",
+ q->value, q->subvendor, q->subdevice);
+ return q->value;
+ }
+
+ /* Check VIA/ATI HD Audio Controller exist */
+ if (chip->driver_type == AZX_DRIVER_VIA) {
+ dev_dbg(chip->card->dev, "Using VIACOMBO position fix\n");
+ return POS_FIX_VIACOMBO;
+ }
+ if (chip->driver_caps & AZX_DCAPS_AMD_WORKAROUND) {
+ dev_dbg(chip->card->dev, "Using FIFO position fix\n");
+ return POS_FIX_FIFO;
+ }
+ if (chip->driver_caps & AZX_DCAPS_POSFIX_LPIB) {
+ dev_dbg(chip->card->dev, "Using LPIB position fix\n");
+ return POS_FIX_LPIB;
+ }
+ if (chip->driver_type == AZX_DRIVER_SKL) {
+ dev_dbg(chip->card->dev, "Using SKL position fix\n");
+ return POS_FIX_SKL;
+ }
+ return POS_FIX_AUTO;
+}
+
+static void assign_position_fix(struct azx *chip, int fix)
+{
+ static const azx_get_pos_callback_t callbacks[] = {
+ [POS_FIX_AUTO] = NULL,
+ [POS_FIX_LPIB] = azx_get_pos_lpib,
+ [POS_FIX_POSBUF] = azx_get_pos_posbuf,
+ [POS_FIX_VIACOMBO] = azx_via_get_position,
+ [POS_FIX_COMBO] = azx_get_pos_lpib,
+ [POS_FIX_SKL] = azx_get_pos_posbuf,
+ [POS_FIX_FIFO] = azx_get_pos_fifo,
+ };
+
+ chip->get_position[0] = chip->get_position[1] = callbacks[fix];
+
+ /* combo mode uses LPIB only for playback */
+ if (fix == POS_FIX_COMBO)
+ chip->get_position[1] = NULL;
+
+ if ((fix == POS_FIX_POSBUF || fix == POS_FIX_SKL) &&
+ (chip->driver_caps & AZX_DCAPS_COUNT_LPIB_DELAY)) {
+ chip->get_delay[0] = chip->get_delay[1] =
+ azx_get_delay_from_lpib;
+ }
+
+ if (fix == POS_FIX_FIFO)
+ chip->get_delay[0] = chip->get_delay[1] =
+ azx_get_delay_from_fifo;
+}
+
+/*
+ * deny-lists for probe_mask
+ */
+static const struct snd_pci_quirk probe_mask_list[] = {
+ /* Thinkpad often breaks the controller communication when accessing
+ * to the non-working (or non-existing) modem codec slot.
+ */
+ SND_PCI_QUIRK(0x1014, 0x05b7, "Thinkpad Z60", 0x01),
+ SND_PCI_QUIRK(0x17aa, 0x2010, "Thinkpad X/T/R60", 0x01),
+ SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X/T/R61", 0x01),
+ /* broken BIOS */
+ SND_PCI_QUIRK(0x1028, 0x20ac, "Dell Studio Desktop", 0x01),
+ /* including bogus ALC268 in slot#2 that conflicts with ALC888 */
+ SND_PCI_QUIRK(0x17c0, 0x4085, "Medion MD96630", 0x01),
+ /* forced codec slots */
+ SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103),
+ SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103),
+ SND_PCI_QUIRK(0x1558, 0x0351, "Schenker Dock 15", 0x105),
+ /* WinFast VP200 H (Teradici) user reported broken communication */
+ SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101),
+ {}
+};
+
+#define AZX_FORCE_CODEC_MASK 0x100
+
+static void check_probe_mask(struct azx *chip, int dev)
+{
+ const struct snd_pci_quirk *q;
+
+ chip->codec_probe_mask = probe_mask[dev];
+ if (chip->codec_probe_mask == -1) {
+ q = snd_pci_quirk_lookup(chip->pci, probe_mask_list);
+ if (q) {
+ dev_info(chip->card->dev,
+ "probe_mask set to 0x%x for device %04x:%04x\n",
+ q->value, q->subvendor, q->subdevice);
+ chip->codec_probe_mask = q->value;
+ }
+ }
+
+ /* check forced option */
+ if (chip->codec_probe_mask != -1 &&
+ (chip->codec_probe_mask & AZX_FORCE_CODEC_MASK)) {
+ azx_bus(chip)->codec_mask = chip->codec_probe_mask & 0xff;
+ dev_info(chip->card->dev, "codec_mask forced to 0x%x\n",
+ (int)azx_bus(chip)->codec_mask);
+ }
+}
+
+/*
+ * allow/deny-list for enable_msi
+ */
+static const struct snd_pci_quirk msi_deny_list[] = {
+ SND_PCI_QUIRK(0x103c, 0x2191, "HP", 0), /* AMD Hudson */
+ SND_PCI_QUIRK(0x103c, 0x2192, "HP", 0), /* AMD Hudson */
+ SND_PCI_QUIRK(0x103c, 0x21f7, "HP", 0), /* AMD Hudson */
+ SND_PCI_QUIRK(0x103c, 0x21fa, "HP", 0), /* AMD Hudson */
+ SND_PCI_QUIRK(0x1043, 0x81f2, "ASUS", 0), /* Athlon64 X2 + nvidia */
+ SND_PCI_QUIRK(0x1043, 0x81f6, "ASUS", 0), /* nvidia */
+ SND_PCI_QUIRK(0x1043, 0x822d, "ASUS", 0), /* Athlon64 X2 + nvidia MCP55 */
+ SND_PCI_QUIRK(0x1179, 0xfb44, "Toshiba Satellite C870", 0), /* AMD Hudson */
+ SND_PCI_QUIRK(0x1849, 0x0888, "ASRock", 0), /* Athlon64 X2 + nvidia */
+ SND_PCI_QUIRK(0xa0a0, 0x0575, "Aopen MZ915-M", 0), /* ICH6 */
+ {}
+};
+
+static void check_msi(struct azx *chip)
+{
+ const struct snd_pci_quirk *q;
+
+ if (enable_msi >= 0) {
+ chip->msi = !!enable_msi;
+ return;
+ }
+ chip->msi = 1; /* enable MSI as default */
+ q = snd_pci_quirk_lookup(chip->pci, msi_deny_list);
+ if (q) {
+ dev_info(chip->card->dev,
+ "msi for device %04x:%04x set to %d\n",
+ q->subvendor, q->subdevice, q->value);
+ chip->msi = q->value;
+ return;
+ }
+
+ /* NVidia chipsets seem to cause troubles with MSI */
+ if (chip->driver_caps & AZX_DCAPS_NO_MSI) {
+ dev_info(chip->card->dev, "Disabling MSI\n");
+ chip->msi = 0;
+ }
+}
+
+/* check the snoop mode availability */
+static void azx_check_snoop_available(struct azx *chip)
+{
+ int snoop = hda_snoop;
+
+ if (snoop >= 0) {
+ dev_info(chip->card->dev, "Force to %s mode by module option\n",
+ snoop ? "snoop" : "non-snoop");
+ chip->snoop = snoop;
+ chip->uc_buffer = !snoop;
+ return;
+ }
+
+ snoop = true;
+ if (azx_get_snoop_type(chip) == AZX_SNOOP_TYPE_NONE &&
+ chip->driver_type == AZX_DRIVER_VIA) {
+ /* force to non-snoop mode for a new VIA controller
+ * when BIOS is set
+ */
+ u8 val;
+ pci_read_config_byte(chip->pci, 0x42, &val);
+ if (!(val & 0x80) && (chip->pci->revision == 0x30 ||
+ chip->pci->revision == 0x20))
+ snoop = false;
+ }
+
+ if (chip->driver_caps & AZX_DCAPS_SNOOP_OFF)
+ snoop = false;
+
+ chip->snoop = snoop;
+ if (!snoop) {
+ dev_info(chip->card->dev, "Force to non-snoop mode\n");
+ /* C-Media requires non-cached pages only for CORB/RIRB */
+ if (chip->driver_type != AZX_DRIVER_CMEDIA)
+ chip->uc_buffer = true;
+ }
+}
+
+static void azx_probe_work(struct work_struct *work)
+{
+ struct hda_intel *hda = container_of(work, struct hda_intel, probe_work.work);
+ azx_probe_continue(&hda->chip);
+}
+
+static int default_bdl_pos_adj(struct azx *chip)
+{
+ /* some exceptions: Atoms seem problematic with value 1 */
+ if (chip->pci->vendor == PCI_VENDOR_ID_INTEL) {
+ switch (chip->pci->device) {
+ case 0x0f04: /* Baytrail */
+ case 0x2284: /* Braswell */
+ return 32;
+ }
+ }
+
+ switch (chip->driver_type) {
+ /*
+ * increase the bdl size for Glenfly Gpus for hardware
+ * limitation on hdac interrupt interval
+ */
+ case AZX_DRIVER_GFHDMI:
+ return 128;
+ case AZX_DRIVER_ICH:
+ case AZX_DRIVER_PCH:
+ return 1;
+ default:
+ return 32;
+ }
+}
+
+/*
+ * constructor
+ */
+static const struct hda_controller_ops pci_hda_ops;
+
+static int azx_create(struct snd_card *card, struct pci_dev *pci,
+ int dev, unsigned int driver_caps,
+ struct azx **rchip)
+{
+ static const struct snd_device_ops ops = {
+ .dev_disconnect = azx_dev_disconnect,
+ .dev_free = azx_dev_free,
+ };
+ struct hda_intel *hda;
+ struct azx *chip;
+ int err;
+
+ *rchip = NULL;
+
+ err = pcim_enable_device(pci);
+ if (err < 0)
+ return err;
+
+ hda = devm_kzalloc(&pci->dev, sizeof(*hda), GFP_KERNEL);
+ if (!hda)
+ return -ENOMEM;
+
+ chip = &hda->chip;
+ mutex_init(&chip->open_mutex);
+ chip->card = card;
+ chip->pci = pci;
+ chip->ops = &pci_hda_ops;
+ chip->driver_caps = driver_caps;
+ chip->driver_type = driver_caps & 0xff;
+ check_msi(chip);
+ chip->dev_index = dev;
+ if (jackpoll_ms[dev] >= 50 && jackpoll_ms[dev] <= 60000)
+ chip->jackpoll_interval = msecs_to_jiffies(jackpoll_ms[dev]);
+ INIT_LIST_HEAD(&chip->pcm_list);
+ INIT_WORK(&hda->irq_pending_work, azx_irq_pending_work);
+ INIT_LIST_HEAD(&hda->list);
+ init_vga_switcheroo(chip);
+ init_completion(&hda->probe_wait);
+
+ assign_position_fix(chip, check_position_fix(chip, position_fix[dev]));
+
+ if (single_cmd < 0) /* allow fallback to single_cmd at errors */
+ chip->fallback_to_single_cmd = 1;
+ else /* explicitly set to single_cmd or not */
+ chip->single_cmd = single_cmd;
+
+ azx_check_snoop_available(chip);
+
+ if (bdl_pos_adj[dev] < 0)
+ chip->bdl_pos_adj = default_bdl_pos_adj(chip);
+ else
+ chip->bdl_pos_adj = bdl_pos_adj[dev];
+
+ err = azx_bus_init(chip, model[dev]);
+ if (err < 0)
+ return err;
+
+ /* use the non-cached pages in non-snoop mode */
+ if (!azx_snoop(chip))
+ azx_bus(chip)->dma_type = SNDRV_DMA_TYPE_DEV_WC_SG;
+
+ if (chip->driver_type == AZX_DRIVER_NVIDIA) {
+ dev_dbg(chip->card->dev, "Enable delay in RIRB handling\n");
+ chip->bus.core.needs_damn_long_delay = 1;
+ }
+
+ check_probe_mask(chip, dev);
+
+ err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops);
+ if (err < 0) {
+ dev_err(card->dev, "Error creating device [card]!\n");
+ azx_free(chip);
+ return err;
+ }
+
+ /* continue probing in work context as may trigger request module */
+ INIT_DELAYED_WORK(&hda->probe_work, azx_probe_work);
+
+ *rchip = chip;
+
+ return 0;
+}
+
+static int azx_first_init(struct azx *chip)
+{
+ int dev = chip->dev_index;
+ struct pci_dev *pci = chip->pci;
+ struct snd_card *card = chip->card;
+ struct hdac_bus *bus = azx_bus(chip);
+ int err;
+ unsigned short gcap;
+ unsigned int dma_bits = 64;
+
+#if BITS_PER_LONG != 64
+ /* Fix up base address on ULI M5461 */
+ if (chip->driver_type == AZX_DRIVER_ULI) {
+ u16 tmp3;
+ pci_read_config_word(pci, 0x40, &tmp3);
+ pci_write_config_word(pci, 0x40, tmp3 | 0x10);
+ pci_write_config_dword(pci, PCI_BASE_ADDRESS_1, 0);
+ }
+#endif
+ /*
+ * Fix response write request not synced to memory when handle
+ * hdac interrupt on Glenfly Gpus
+ */
+ if (chip->driver_type == AZX_DRIVER_GFHDMI)
+ bus->polling_mode = 1;
+
+ if (chip->driver_type == AZX_DRIVER_LOONGSON) {
+ bus->polling_mode = 1;
+ bus->not_use_interrupts = 1;
+ bus->access_sdnctl_in_dword = 1;
+ }
+
+ err = pcim_iomap_regions(pci, 1 << 0, "ICH HD audio");
+ if (err < 0)
+ return err;
+
+ bus->addr = pci_resource_start(pci, 0);
+ bus->remap_addr = pcim_iomap_table(pci)[0];
+
+ if (chip->driver_type == AZX_DRIVER_SKL)
+ snd_hdac_bus_parse_capabilities(bus);
+
+ /*
+ * Some Intel CPUs has always running timer (ART) feature and
+ * controller may have Global time sync reporting capability, so
+ * check both of these before declaring synchronized time reporting
+ * capability SNDRV_PCM_INFO_HAS_LINK_SYNCHRONIZED_ATIME
+ */
+ chip->gts_present = false;
+
+#ifdef CONFIG_X86
+ if (bus->ppcap && boot_cpu_has(X86_FEATURE_ART))
+ chip->gts_present = true;
+#endif
+
+ if (chip->msi) {
+ if (chip->driver_caps & AZX_DCAPS_NO_MSI64) {
+ dev_dbg(card->dev, "Disabling 64bit MSI\n");
+ pci->no_64bit_msi = true;
+ }
+ if (pci_enable_msi(pci) < 0)
+ chip->msi = 0;
+ }
+
+ pci_set_master(pci);
+
+ gcap = azx_readw(chip, GCAP);
+ dev_dbg(card->dev, "chipset global capabilities = 0x%x\n", gcap);
+
+ /* AMD devices support 40 or 48bit DMA, take the safe one */
+ if (chip->pci->vendor == PCI_VENDOR_ID_AMD)
+ dma_bits = 40;
+
+ /* disable SB600 64bit support for safety */
+ if (chip->pci->vendor == PCI_VENDOR_ID_ATI) {
+ struct pci_dev *p_smbus;
+ dma_bits = 40;
+ p_smbus = pci_get_device(PCI_VENDOR_ID_ATI,
+ PCI_DEVICE_ID_ATI_SBX00_SMBUS,
+ NULL);
+ if (p_smbus) {
+ if (p_smbus->revision < 0x30)
+ gcap &= ~AZX_GCAP_64OK;
+ pci_dev_put(p_smbus);
+ }
+ }
+
+ /* NVidia hardware normally only supports up to 40 bits of DMA */
+ if (chip->pci->vendor == PCI_VENDOR_ID_NVIDIA)
+ dma_bits = 40;
+
+ /* disable 64bit DMA address on some devices */
+ if (chip->driver_caps & AZX_DCAPS_NO_64BIT) {
+ dev_dbg(card->dev, "Disabling 64bit DMA\n");
+ gcap &= ~AZX_GCAP_64OK;
+ }
+
+ /* disable buffer size rounding to 128-byte multiples if supported */
+ if (align_buffer_size >= 0)
+ chip->align_buffer_size = !!align_buffer_size;
+ else {
+ if (chip->driver_caps & AZX_DCAPS_NO_ALIGN_BUFSIZE)
+ chip->align_buffer_size = 0;
+ else
+ chip->align_buffer_size = 1;
+ }
+
+ /* allow 64bit DMA address if supported by H/W */
+ if (!(gcap & AZX_GCAP_64OK))
+ dma_bits = 32;
+ if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(dma_bits)))
+ dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32));
+ dma_set_max_seg_size(&pci->dev, UINT_MAX);
+
+ /* read number of streams from GCAP register instead of using
+ * hardcoded value
+ */
+ chip->capture_streams = (gcap >> 8) & 0x0f;
+ chip->playback_streams = (gcap >> 12) & 0x0f;
+ if (!chip->playback_streams && !chip->capture_streams) {
+ /* gcap didn't give any info, switching to old method */
+
+ switch (chip->driver_type) {
+ case AZX_DRIVER_ULI:
+ chip->playback_streams = ULI_NUM_PLAYBACK;
+ chip->capture_streams = ULI_NUM_CAPTURE;
+ break;
+ case AZX_DRIVER_ATIHDMI:
+ case AZX_DRIVER_ATIHDMI_NS:
+ chip->playback_streams = ATIHDMI_NUM_PLAYBACK;
+ chip->capture_streams = ATIHDMI_NUM_CAPTURE;
+ break;
+ case AZX_DRIVER_GFHDMI:
+ case AZX_DRIVER_GENERIC:
+ default:
+ chip->playback_streams = ICH6_NUM_PLAYBACK;
+ chip->capture_streams = ICH6_NUM_CAPTURE;
+ break;
+ }
+ }
+ chip->capture_index_offset = 0;
+ chip->playback_index_offset = chip->capture_streams;
+ chip->num_streams = chip->playback_streams + chip->capture_streams;
+
+ /* sanity check for the SDxCTL.STRM field overflow */
+ if (chip->num_streams > 15 &&
+ (chip->driver_caps & AZX_DCAPS_SEPARATE_STREAM_TAG) == 0) {
+ dev_warn(chip->card->dev, "number of I/O streams is %d, "
+ "forcing separate stream tags", chip->num_streams);
+ chip->driver_caps |= AZX_DCAPS_SEPARATE_STREAM_TAG;
+ }
+
+ /* initialize streams */
+ err = azx_init_streams(chip);
+ if (err < 0)
+ return err;
+
+ err = azx_alloc_stream_pages(chip);
+ if (err < 0)
+ return err;
+
+ /* initialize chip */
+ azx_init_pci(chip);
+
+ snd_hdac_i915_set_bclk(bus);
+
+ hda_intel_init_chip(chip, (probe_only[dev] & 2) == 0);
+
+ /* codec detection */
+ if (!azx_bus(chip)->codec_mask) {
+ dev_err(card->dev, "no codecs found!\n");
+ /* keep running the rest for the runtime PM */
+ }
+
+ if (azx_acquire_irq(chip, 0) < 0)
+ return -EBUSY;
+
+ strcpy(card->driver, "HDA-Intel");
+ strscpy(card->shortname, driver_short_names[chip->driver_type],
+ sizeof(card->shortname));
+ snprintf(card->longname, sizeof(card->longname),
+ "%s at 0x%lx irq %i",
+ card->shortname, bus->addr, bus->irq);
+
+ return 0;
+}
+
+#ifdef CONFIG_SND_HDA_PATCH_LOADER
+/* callback from request_firmware_nowait() */
+static void azx_firmware_cb(const struct firmware *fw, void *context)
+{
+ struct snd_card *card = context;
+ struct azx *chip = card->private_data;
+
+ if (fw)
+ chip->fw = fw;
+ else
+ dev_err(card->dev, "Cannot load firmware, continue without patching\n");
+ if (!chip->disabled) {
+ /* continue probing */
+ azx_probe_continue(chip);
+ }
+}
+#endif
+
+static int disable_msi_reset_irq(struct azx *chip)
+{
+ struct hdac_bus *bus = azx_bus(chip);
+ int err;
+
+ free_irq(bus->irq, chip);
+ bus->irq = -1;
+ chip->card->sync_irq = -1;
+ pci_disable_msi(chip->pci);
+ chip->msi = 0;
+ err = azx_acquire_irq(chip, 1);
+ if (err < 0)
+ return err;
+
+ return 0;
+}
+
+/* Denylist for skipping the whole probe:
+ * some HD-audio PCI entries are exposed without any codecs, and such devices
+ * should be ignored from the beginning.
+ */
+static const struct pci_device_id driver_denylist[] = {
+ { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1043, 0x874f) }, /* ASUS ROG Zenith II / Strix */
+ { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb59) }, /* MSI TRX40 Creator */
+ { PCI_DEVICE_SUB(0x1022, 0x1487, 0x1462, 0xcb60) }, /* MSI TRX40 */
+ {}
+};
+
+static const struct hda_controller_ops pci_hda_ops = {
+ .disable_msi_reset_irq = disable_msi_reset_irq,
+ .position_check = azx_position_check,
+};
+
+static DECLARE_BITMAP(probed_devs, SNDRV_CARDS);
+
+static int azx_probe(struct pci_dev *pci,
+ const struct pci_device_id *pci_id)
+{
+ struct snd_card *card;
+ struct hda_intel *hda;
+ struct azx *chip;
+ bool schedule_probe;
+ int dev;
+ int err;
+
+ if (pci_match_id(driver_denylist, pci)) {
+ dev_info(&pci->dev, "Skipping the device on the denylist\n");
+ return -ENODEV;
+ }
+
+ dev = find_first_zero_bit(probed_devs, SNDRV_CARDS);
+ if (dev >= SNDRV_CARDS)
+ return -ENODEV;
+ if (!enable[dev]) {
+ set_bit(dev, probed_devs);
+ return -ENOENT;
+ }
+
+ /*
+ * stop probe if another Intel's DSP driver should be activated
+ */
+ if (dmic_detect) {
+ err = snd_intel_dsp_driver_probe(pci);
+ if (err != SND_INTEL_DSP_DRIVER_ANY && err != SND_INTEL_DSP_DRIVER_LEGACY) {
+ dev_dbg(&pci->dev, "HDAudio driver not selected, aborting probe\n");
+ return -ENODEV;
+ }
+ } else {
+ dev_warn(&pci->dev, "dmic_detect option is deprecated, pass snd-intel-dspcfg.dsp_driver=1 option instead\n");
+ }
+
+ err = snd_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE,
+ 0, &card);
+ if (err < 0) {
+ dev_err(&pci->dev, "Error creating card!\n");
+ return err;
+ }
+
+ err = azx_create(card, pci, dev, pci_id->driver_data, &chip);
+ if (err < 0)
+ goto out_free;
+ card->private_data = chip;
+ hda = container_of(chip, struct hda_intel, chip);
+
+ pci_set_drvdata(pci, card);
+
+ err = register_vga_switcheroo(chip);
+ if (err < 0) {
+ dev_err(card->dev, "Error registering vga_switcheroo client\n");
+ goto out_free;
+ }
+
+ if (check_hdmi_disabled(pci)) {
+ dev_info(card->dev, "VGA controller is disabled\n");
+ dev_info(card->dev, "Delaying initialization\n");
+ chip->disabled = true;
+ }
+
+ schedule_probe = !chip->disabled;
+
+#ifdef CONFIG_SND_HDA_PATCH_LOADER
+ if (patch[dev] && *patch[dev]) {
+ dev_info(card->dev, "Applying patch firmware '%s'\n",
+ patch[dev]);
+ err = request_firmware_nowait(THIS_MODULE, true, patch[dev],
+ &pci->dev, GFP_KERNEL, card,
+ azx_firmware_cb);
+ if (err < 0)
+ goto out_free;
+ schedule_probe = false; /* continued in azx_firmware_cb() */
+ }
+#endif /* CONFIG_SND_HDA_PATCH_LOADER */
+
+#ifndef CONFIG_SND_HDA_I915
+ if (HDA_CONTROLLER_IN_GPU(pci))
+ dev_err(card->dev, "Haswell/Broadwell HDMI/DP must build in CONFIG_SND_HDA_I915\n");
+#endif
+
+ if (schedule_probe)
+ schedule_delayed_work(&hda->probe_work, 0);
+
+ set_bit(dev, probed_devs);
+ if (chip->disabled)
+ complete_all(&hda->probe_wait);
+ return 0;
+
+out_free:
+ snd_card_free(card);
+ return err;
+}
+
+#ifdef CONFIG_PM
+/* On some boards setting power_save to a non 0 value leads to clicking /
+ * popping sounds when ever we enter/leave powersaving mode. Ideally we would
+ * figure out how to avoid these sounds, but that is not always feasible.
+ * So we keep a list of devices where we disable powersaving as its known
+ * to causes problems on these devices.
+ */
+static const struct snd_pci_quirk power_save_denylist[] = {
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
+ SND_PCI_QUIRK(0x1849, 0xc892, "Asrock B85M-ITX", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
+ SND_PCI_QUIRK(0x1849, 0x0397, "Asrock N68C-S UCC", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
+ SND_PCI_QUIRK(0x1849, 0x7662, "Asrock H81M-HDS", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
+ SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
+ SND_PCI_QUIRK(0x1028, 0x0497, "Dell Precision T3600", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
+ /* Note the P55A-UD3 and Z87-D3HP share the subsys id for the HDA dev */
+ SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte P55A-UD3 / Z87-D3HP", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
+ SND_PCI_QUIRK(0x8086, 0x2040, "Intel DZ77BH-55K", 0),
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=199607 */
+ SND_PCI_QUIRK(0x8086, 0x2057, "Intel NUC5i7RYB", 0),
+ /* https://bugs.launchpad.net/bugs/1821663 */
+ SND_PCI_QUIRK(0x8086, 0x2064, "Intel SDP 8086:2064", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1520902 */
+ SND_PCI_QUIRK(0x8086, 0x2068, "Intel NUC7i3BNB", 0),
+ /* https://bugzilla.kernel.org/show_bug.cgi?id=198611 */
+ SND_PCI_QUIRK(0x17aa, 0x2227, "Lenovo X1 Carbon 3rd Gen", 0),
+ SND_PCI_QUIRK(0x17aa, 0x316e, "Lenovo ThinkCentre M70q", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1689623 */
+ SND_PCI_QUIRK(0x17aa, 0x367b, "Lenovo IdeaCentre B550", 0),
+ /* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */
+ SND_PCI_QUIRK(0x17aa, 0x36a7, "Lenovo C50 All in one", 0),
+ /* https://bugs.launchpad.net/bugs/1821663 */
+ SND_PCI_QUIRK(0x1631, 0xe017, "Packard Bell NEC IMEDIA 5204", 0),
+ /* KONTRON SinglePC may cause a stall at runtime resume */
+ SND_PCI_QUIRK(0x1734, 0x1232, "KONTRON SinglePC", 0),
+ {}
+};
+#endif /* CONFIG_PM */
+
+static void set_default_power_save(struct azx *chip)
+{
+ int val = power_save;
+
+#ifdef CONFIG_PM
+ if (pm_blacklist) {
+ const struct snd_pci_quirk *q;
+
+ q = snd_pci_quirk_lookup(chip->pci, power_save_denylist);
+ if (q && val) {
+ dev_info(chip->card->dev, "device %04x:%04x is on the power_save denylist, forcing power_save to 0\n",
+ q->subvendor, q->subdevice);
+ val = 0;
+ }
+ }
+#endif /* CONFIG_PM */
+ snd_hda_set_power_save(&chip->bus, val * 1000);
+}
+
+/* number of codec slots for each chipset: 0 = default slots (i.e. 4) */
+static const unsigned int azx_max_codecs[AZX_NUM_DRIVERS] = {
+ [AZX_DRIVER_NVIDIA] = 8,
+ [AZX_DRIVER_TERA] = 1,
+};
+
+static int azx_probe_continue(struct azx *chip)
+{
+ struct hda_intel *hda = container_of(chip, struct hda_intel, chip);
+ struct hdac_bus *bus = azx_bus(chip);
+ struct pci_dev *pci = chip->pci;
+ int dev = chip->dev_index;
+ int err;
+
+ if (chip->disabled || hda->init_failed)
+ return -EIO;
+ if (hda->probe_retry)
+ goto probe_retry;
+
+ to_hda_bus(bus)->bus_probing = 1;
+ hda->probe_continued = 1;
+
+ /* bind with i915 if needed */
+ if (chip->driver_caps & AZX_DCAPS_I915_COMPONENT) {
+ err = snd_hdac_i915_init(bus);
+ if (err < 0) {
+ /* if the controller is bound only with HDMI/DP
+ * (for HSW and BDW), we need to abort the probe;
+ * for other chips, still continue probing as other
+ * codecs can be on the same link.
+ */
+ if (HDA_CONTROLLER_IN_GPU(pci)) {
+ dev_err(chip->card->dev,
+ "HSW/BDW HD-audio HDMI/DP requires binding with gfx driver\n");
+ goto out_free;
+ } else {
+ /* don't bother any longer */
+ chip->driver_caps &= ~AZX_DCAPS_I915_COMPONENT;
+ }
+ }
+
+ /* HSW/BDW controllers need this power */
+ if (HDA_CONTROLLER_IN_GPU(pci))
+ hda->need_i915_power = true;
+ }
+
+ /* Request display power well for the HDA controller or codec. For
+ * Haswell/Broadwell, both the display HDA controller and codec need
+ * this power. For other platforms, like Baytrail/Braswell, only the
+ * display codec needs the power and it can be released after probe.
+ */
+ display_power(chip, true);
+
+ err = azx_first_init(chip);
+ if (err < 0)
+ goto out_free;
+
+#ifdef CONFIG_SND_HDA_INPUT_BEEP
+ chip->beep_mode = beep_mode[dev];
+#endif
+
+ chip->ctl_dev_id = ctl_dev_id;
+
+ /* create codec instances */
+ if (bus->codec_mask) {
+ err = azx_probe_codecs(chip, azx_max_codecs[chip->driver_type]);
+ if (err < 0)
+ goto out_free;
+ }
+
+#ifdef CONFIG_SND_HDA_PATCH_LOADER
+ if (chip->fw) {
+ err = snd_hda_load_patch(&chip->bus, chip->fw->size,
+ chip->fw->data);
+ if (err < 0)
+ goto out_free;
+#ifndef CONFIG_PM
+ release_firmware(chip->fw); /* no longer needed */
+ chip->fw = NULL;
+#endif
+ }
+#endif
+
+ probe_retry:
+ if (bus->codec_mask && !(probe_only[dev] & 1)) {
+ err = azx_codec_configure(chip);
+ if (err) {
+ if ((chip->driver_caps & AZX_DCAPS_RETRY_PROBE) &&
+ ++hda->probe_retry < 60) {
+ schedule_delayed_work(&hda->probe_work,
+ msecs_to_jiffies(1000));
+ return 0; /* keep things up */
+ }
+ dev_err(chip->card->dev, "Cannot probe codecs, giving up\n");
+ goto out_free;
+ }
+ }
+
+ err = snd_card_register(chip->card);
+ if (err < 0)
+ goto out_free;
+
+ setup_vga_switcheroo_runtime_pm(chip);
+
+ chip->running = 1;
+ azx_add_card_list(chip);
+
+ set_default_power_save(chip);
+
+ if (azx_has_pm_runtime(chip)) {
+ pm_runtime_use_autosuspend(&pci->dev);
+ pm_runtime_allow(&pci->dev);
+ pm_runtime_put_autosuspend(&pci->dev);
+ }
+
+out_free:
+ if (err < 0) {
+ pci_set_drvdata(pci, NULL);
+ snd_card_free(chip->card);
+ return err;
+ }
+
+ if (!hda->need_i915_power)
+ display_power(chip, false);
+ complete_all(&hda->probe_wait);
+ to_hda_bus(bus)->bus_probing = 0;
+ hda->probe_retry = 0;
+ return 0;
+}
+
+static void azx_remove(struct pci_dev *pci)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct azx *chip;
+ struct hda_intel *hda;
+
+ if (card) {
+ /* cancel the pending probing work */
+ chip = card->private_data;
+ hda = container_of(chip, struct hda_intel, chip);
+ /* FIXME: below is an ugly workaround.
+ * Both device_release_driver() and driver_probe_device()
+ * take *both* the device's and its parent's lock before
+ * calling the remove() and probe() callbacks. The codec
+ * probe takes the locks of both the codec itself and its
+ * parent, i.e. the PCI controller dev. Meanwhile, when
+ * the PCI controller is unbound, it takes its lock, too
+ * ==> ouch, a deadlock!
+ * As a workaround, we unlock temporarily here the controller
+ * device during cancel_work_sync() call.
+ */
+ device_unlock(&pci->dev);
+ cancel_delayed_work_sync(&hda->probe_work);
+ device_lock(&pci->dev);
+
+ clear_bit(chip->dev_index, probed_devs);
+ pci_set_drvdata(pci, NULL);
+ snd_card_free(card);
+ }
+}
+
+static void azx_shutdown(struct pci_dev *pci)
+{
+ struct snd_card *card = pci_get_drvdata(pci);
+ struct azx *chip;
+
+ if (!card)
+ return;
+ chip = card->private_data;
+ if (chip && chip->running)
+ __azx_shutdown_chip(chip, true);
+}
+
+/* PCI IDs */
+static const struct pci_device_id azx_ids[] = {
+ /* CPT */
+ { PCI_DEVICE_DATA(INTEL, HDA_CPT, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM) },
+ /* PBG */
+ { PCI_DEVICE_DATA(INTEL, HDA_PBG, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM) },
+ /* Panther Point */
+ { PCI_DEVICE_DATA(INTEL, HDA_PPT, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH_NOPM) },
+ /* Lynx Point */
+ { PCI_DEVICE_DATA(INTEL, HDA_LPT, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
+ /* 9 Series */
+ { PCI_DEVICE_DATA(INTEL, HDA_9_SERIES, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
+ /* Wellsburg */
+ { PCI_DEVICE_DATA(INTEL, HDA_WBG_0, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
+ { PCI_DEVICE_DATA(INTEL, HDA_WBG_1, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
+ /* Lewisburg */
+ { PCI_DEVICE_DATA(INTEL, HDA_LBG_0, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_LBG_1, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Lynx Point-LP */
+ { PCI_DEVICE_DATA(INTEL, HDA_LPT_LP_0, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
+ /* Lynx Point-LP */
+ { PCI_DEVICE_DATA(INTEL, HDA_LPT_LP_1, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
+ /* Wildcat Point-LP */
+ { PCI_DEVICE_DATA(INTEL, HDA_WPT_LP, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_PCH) },
+ /* Skylake (Sunrise Point) */
+ { PCI_DEVICE_DATA(INTEL, HDA_SKL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Skylake-LP (Sunrise Point-LP) */
+ { PCI_DEVICE_DATA(INTEL, HDA_SKL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Kabylake */
+ { PCI_DEVICE_DATA(INTEL, HDA_KBL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Kabylake-LP */
+ { PCI_DEVICE_DATA(INTEL, HDA_KBL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Kabylake-H */
+ { PCI_DEVICE_DATA(INTEL, HDA_KBL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Coffelake */
+ { PCI_DEVICE_DATA(INTEL, HDA_CNL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Cannonlake */
+ { PCI_DEVICE_DATA(INTEL, HDA_CNL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* CometLake-LP */
+ { PCI_DEVICE_DATA(INTEL, HDA_CML_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* CometLake-H */
+ { PCI_DEVICE_DATA(INTEL, HDA_CML_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_RKL_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* CometLake-S */
+ { PCI_DEVICE_DATA(INTEL, HDA_CML_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* CometLake-R */
+ { PCI_DEVICE_DATA(INTEL, HDA_CML_R, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Icelake */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Icelake-H */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Jasperlake */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICL_N, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_JSL_N, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Tigerlake */
+ { PCI_DEVICE_DATA(INTEL, HDA_TGL_LP, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Tigerlake-H */
+ { PCI_DEVICE_DATA(INTEL, HDA_TGL_H, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* DG1 */
+ { PCI_DEVICE_DATA(INTEL, HDA_DG1, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* DG2 */
+ { PCI_DEVICE_DATA(INTEL, HDA_DG2_0, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_DG2_1, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_DG2_2, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Alderlake-S */
+ { PCI_DEVICE_DATA(INTEL, HDA_ADL_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Alderlake-P */
+ { PCI_DEVICE_DATA(INTEL, HDA_ADL_P, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_ADL_PS, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_ADL_PX, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Alderlake-M */
+ { PCI_DEVICE_DATA(INTEL, HDA_ADL_M, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Alderlake-N */
+ { PCI_DEVICE_DATA(INTEL, HDA_ADL_N, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Elkhart Lake */
+ { PCI_DEVICE_DATA(INTEL, HDA_EHL_0, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_EHL_3, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Raptor Lake */
+ { PCI_DEVICE_DATA(INTEL, HDA_RPL_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_RPL_P_0, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_RPL_P_1, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_RPL_M, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_RPL_PX, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ { PCI_DEVICE_DATA(INTEL, HDA_MTL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Lunarlake-P */
+ { PCI_DEVICE_DATA(INTEL, HDA_LNL_P, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Arrow Lake-S */
+ { PCI_DEVICE_DATA(INTEL, HDA_ARL_S, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_SKYLAKE) },
+ /* Apollolake (Broxton-P) */
+ { PCI_DEVICE_DATA(INTEL, HDA_APL, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON) },
+ /* Gemini-Lake */
+ { PCI_DEVICE_DATA(INTEL, HDA_GML, AZX_DRIVER_SKL | AZX_DCAPS_INTEL_BROXTON) },
+ /* Haswell */
+ { PCI_DEVICE_DATA(INTEL, HDA_HSW_0, AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL) },
+ { PCI_DEVICE_DATA(INTEL, HDA_HSW_2, AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL) },
+ { PCI_DEVICE_DATA(INTEL, HDA_HSW_3, AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_HASWELL) },
+ /* Broadwell */
+ { PCI_DEVICE_DATA(INTEL, HDA_BDW, AZX_DRIVER_HDMI | AZX_DCAPS_INTEL_BROADWELL) },
+ /* 5 Series/3400 */
+ { PCI_DEVICE_DATA(INTEL, HDA_5_3400_SERIES_0, AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM) },
+ { PCI_DEVICE_DATA(INTEL, HDA_5_3400_SERIES_1, AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_NOPM) },
+ /* Poulsbo */
+ { PCI_DEVICE_DATA(INTEL, HDA_POULSBO, AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE |
+ AZX_DCAPS_POSFIX_LPIB) },
+ /* Oaktrail */
+ { PCI_DEVICE_DATA(INTEL, HDA_OAKTRAIL, AZX_DRIVER_SCH | AZX_DCAPS_INTEL_PCH_BASE) },
+ /* BayTrail */
+ { PCI_DEVICE_DATA(INTEL, HDA_BYT, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BAYTRAIL) },
+ /* Braswell */
+ { PCI_DEVICE_DATA(INTEL, HDA_BSW, AZX_DRIVER_PCH | AZX_DCAPS_INTEL_BRASWELL) },
+ /* ICH6 */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICH6, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
+ /* ICH7 */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICH7, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
+ /* ESB2 */
+ { PCI_DEVICE_DATA(INTEL, HDA_ESB2, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
+ /* ICH8 */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICH8, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
+ /* ICH9 */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICH9_0, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
+ /* ICH9 */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICH9_1, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
+ /* ICH10 */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICH10_0, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
+ /* ICH10 */
+ { PCI_DEVICE_DATA(INTEL, HDA_ICH10_1, AZX_DRIVER_ICH | AZX_DCAPS_INTEL_ICH) },
+ /* Generic Intel */
+ { PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_ANY_ID),
+ .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
+ .class_mask = 0xffffff,
+ .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_NO_ALIGN_BUFSIZE },
+ /* ATI SB 450/600/700/800/900 */
+ { PCI_VDEVICE(ATI, 0x437b),
+ .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB },
+ { PCI_VDEVICE(ATI, 0x4383),
+ .driver_data = AZX_DRIVER_ATI | AZX_DCAPS_PRESET_ATI_SB },
+ /* AMD Hudson */
+ { PCI_VDEVICE(AMD, 0x780d),
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB },
+ /* AMD, X370 & co */
+ { PCI_VDEVICE(AMD, 0x1457),
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
+ /* AMD, X570 & co */
+ { PCI_VDEVICE(AMD, 0x1487),
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
+ /* AMD Stoney */
+ { PCI_VDEVICE(AMD, 0x157a),
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_SB |
+ AZX_DCAPS_PM_RUNTIME },
+ /* AMD Raven */
+ { PCI_VDEVICE(AMD, 0x15e3),
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_AMD_SB },
+ /* ATI HDMI */
+ { PCI_VDEVICE(ATI, 0x0002),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0x1308),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+ { PCI_VDEVICE(ATI, 0x157a),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+ { PCI_VDEVICE(ATI, 0x15b3),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+ { PCI_VDEVICE(ATI, 0x793b),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0x7919),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0x960f),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0x970f),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0x9840),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+ { PCI_VDEVICE(ATI, 0xaa00),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa08),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa10),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa18),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa20),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa28),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa30),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa38),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa40),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa48),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa50),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa58),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa60),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa68),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa80),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa88),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa90),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0xaa98),
+ .driver_data = AZX_DRIVER_ATIHDMI | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_VDEVICE(ATI, 0x9902),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+ { PCI_VDEVICE(ATI, 0xaaa0),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+ { PCI_VDEVICE(ATI, 0xaaa8),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+ { PCI_VDEVICE(ATI, 0xaab0),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS },
+ { PCI_VDEVICE(ATI, 0xaac0),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xaac8),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xaad8),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xaae0),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xaae8),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xaaf0),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xaaf8),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xab00),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xab08),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xab10),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xab18),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xab20),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xab28),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xab30),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ { PCI_VDEVICE(ATI, 0xab38),
+ .driver_data = AZX_DRIVER_ATIHDMI_NS | AZX_DCAPS_PRESET_ATI_HDMI_NS |
+ AZX_DCAPS_PM_RUNTIME },
+ /* GLENFLY */
+ { PCI_DEVICE(0x6766, PCI_ANY_ID),
+ .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
+ .class_mask = 0xffffff,
+ .driver_data = AZX_DRIVER_GFHDMI | AZX_DCAPS_POSFIX_LPIB |
+ AZX_DCAPS_NO_MSI | AZX_DCAPS_NO_64BIT },
+ /* VIA VT8251/VT8237A */
+ { PCI_VDEVICE(VIA, 0x3288), .driver_data = AZX_DRIVER_VIA },
+ /* VIA GFX VT7122/VX900 */
+ { PCI_VDEVICE(VIA, 0x9170), .driver_data = AZX_DRIVER_GENERIC },
+ /* VIA GFX VT6122/VX11 */
+ { PCI_VDEVICE(VIA, 0x9140), .driver_data = AZX_DRIVER_GENERIC },
+ /* SIS966 */
+ { PCI_VDEVICE(SI, 0x7502), .driver_data = AZX_DRIVER_SIS },
+ /* ULI M5461 */
+ { PCI_VDEVICE(AL, 0x5461), .driver_data = AZX_DRIVER_ULI },
+ /* NVIDIA MCP */
+ { PCI_DEVICE(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID),
+ .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
+ .class_mask = 0xffffff,
+ .driver_data = AZX_DRIVER_NVIDIA | AZX_DCAPS_PRESET_NVIDIA },
+ /* Teradici */
+ { PCI_DEVICE(0x6549, 0x1200),
+ .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
+ { PCI_DEVICE(0x6549, 0x2200),
+ .driver_data = AZX_DRIVER_TERA | AZX_DCAPS_NO_64BIT },
+ /* Creative X-Fi (CA0110-IBG) */
+ /* CTHDA chips */
+ { PCI_VDEVICE(CREATIVE, 0x0010),
+ .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
+ { PCI_VDEVICE(CREATIVE, 0x0012),
+ .driver_data = AZX_DRIVER_CTHDA | AZX_DCAPS_PRESET_CTHDA },
+#if !IS_ENABLED(CONFIG_SND_CTXFI)
+ /* the following entry conflicts with snd-ctxfi driver,
+ * as ctxfi driver mutates from HD-audio to native mode with
+ * a special command sequence.
+ */
+ { PCI_DEVICE(PCI_VENDOR_ID_CREATIVE, PCI_ANY_ID),
+ .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
+ .class_mask = 0xffffff,
+ .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
+ AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB },
+#else
+ /* this entry seems still valid -- i.e. without emu20kx chip */
+ { PCI_VDEVICE(CREATIVE, 0x0009),
+ .driver_data = AZX_DRIVER_CTX | AZX_DCAPS_CTX_WORKAROUND |
+ AZX_DCAPS_NO_64BIT | AZX_DCAPS_POSFIX_LPIB },
+#endif
+ /* CM8888 */
+ { PCI_VDEVICE(CMEDIA, 0x5011),
+ .driver_data = AZX_DRIVER_CMEDIA |
+ AZX_DCAPS_NO_MSI | AZX_DCAPS_POSFIX_LPIB | AZX_DCAPS_SNOOP_OFF },
+ /* Vortex86MX */
+ { PCI_VDEVICE(RDC, 0x3010), .driver_data = AZX_DRIVER_GENERIC },
+ /* VMware HDAudio */
+ { PCI_VDEVICE(VMWARE, 0x1977), .driver_data = AZX_DRIVER_GENERIC },
+ /* AMD/ATI Generic, PCI class code and Vendor ID for HD Audio */
+ { PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_ANY_ID),
+ .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
+ .class_mask = 0xffffff,
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
+ { PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_ANY_ID),
+ .class = PCI_CLASS_MULTIMEDIA_HD_AUDIO << 8,
+ .class_mask = 0xffffff,
+ .driver_data = AZX_DRIVER_GENERIC | AZX_DCAPS_PRESET_ATI_HDMI },
+ /* Zhaoxin */
+ { PCI_VDEVICE(ZHAOXIN, 0x3288), .driver_data = AZX_DRIVER_ZHAOXIN },
+ /* Loongson HDAudio*/
+ { PCI_VDEVICE(LOONGSON, PCI_DEVICE_ID_LOONGSON_HDA),
+ .driver_data = AZX_DRIVER_LOONGSON },
+ { PCI_VDEVICE(LOONGSON, PCI_DEVICE_ID_LOONGSON_HDMI),
+ .driver_data = AZX_DRIVER_LOONGSON },
+ { 0, }
+};
+MODULE_DEVICE_TABLE(pci, azx_ids);
+
+/* pci_driver definition */
+static struct pci_driver azx_driver = {
+ .name = KBUILD_MODNAME,
+ .id_table = azx_ids,
+ .probe = azx_probe,
+ .remove = azx_remove,
+ .shutdown = azx_shutdown,
+ .driver = {
+ .pm = AZX_PM_OPS,
+ },
+};
+
+module_pci_driver(azx_driver);