Merge branch 'topic/control-lookup-rwlock' into for-next

Pull control lookup optimization changes.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

7 files changed, 14 insertions, 53 deletions

diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index 4b411ed8c3fe..3a92e98da72d 100644
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -133,17 +133,6 @@ static const struct reg_sequence cs35l41_hda_mute[] = {
 	{ CS35L41_AMP_DIG_VOL_CTRL,	0x0000A678 }, // AMP_HPF_PCM_EN = 1, AMP_VOL_PCM Mute
 };
 
-static void cs35l41_add_controls(struct cs35l41_hda *cs35l41)
-{
-	struct hda_cs_dsp_ctl_info info;
-
-	info.device_name = cs35l41->amp_name;
-	info.fw_type = cs35l41->firmware_type;
-	info.card = cs35l41->codec->card;
-
-	hda_cs_dsp_add_controls(&cs35l41->cs_dsp, &info);
-}
-
 static const struct cs_dsp_client_ops client_ops = {
 	.control_remove = hda_cs_dsp_control_remove,
 };
@@ -603,8 +592,6 @@ static int cs35l41_init_dsp(struct cs35l41_hda *cs35l41)
 	if (ret)
 		goto err;
 
-	cs35l41_add_controls(cs35l41);
-
 	cs35l41_hda_apply_calibration(cs35l41);
 
 err:
diff --git a/sound/pci/hda/cs35l56_hda.c b/sound/pci/hda/cs35l56_hda.c
index 96d3f13c5abf..31cc92bac89a 100644
--- a/sound/pci/hda/cs35l56_hda.c
+++ b/sound/pci/hda/cs35l56_hda.c
@@ -559,18 +559,6 @@ static void cs35l56_hda_release_firmware_files(const struct firmware *wmfw_firmw
 	kfree(coeff_filename);
 }
 
-static void cs35l56_hda_create_dsp_controls_work(struct work_struct *work)
-{
-	struct cs35l56_hda *cs35l56 = container_of(work, struct cs35l56_hda, control_work);
-	struct hda_cs_dsp_ctl_info info;
-
-	info.device_name = cs35l56->amp_name;
-	info.fw_type = HDA_CS_DSP_FW_MISC;
-	info.card = cs35l56->codec->card;
-
-	hda_cs_dsp_add_controls(&cs35l56->cs_dsp, &info);
-}
-
 static void cs35l56_hda_apply_calibration(struct cs35l56_hda *cs35l56)
 {
 	int ret;
@@ -595,26 +583,15 @@ static void cs35l56_hda_fw_load(struct cs35l56_hda *cs35l56)
 	char *wmfw_filename = NULL;
 	unsigned int preloaded_fw_ver;
 	bool firmware_missing;
-	bool add_dsp_controls_required = false;
 	int ret;
 
 	/*
-	 * control_work must be flushed before proceeding, but we can't do that
-	 * here as it would create a deadlock on controls_rwsem so it must be
-	 * performed before queuing dsp_work.
-	 */
-	WARN_ON_ONCE(work_busy(&cs35l56->control_work));
-
-	/*
 	 * Prepare for a new DSP power-up. If the DSP has had firmware
 	 * downloaded previously then it needs to be powered down so that it
-	 * can be updated and if hadn't been patched before then the controls
-	 * will need to be added once firmware download succeeds.
+	 * can be updated.
 	 */
 	if (cs35l56->base.fw_patched)
 		cs_dsp_power_down(&cs35l56->cs_dsp);
-	else
-		add_dsp_controls_required = true;
 
 	cs35l56->base.fw_patched = false;
 
@@ -698,15 +675,6 @@ static void cs35l56_hda_fw_load(struct cs35l56_hda *cs35l56)
 			  CS35L56_FIRMWARE_MISSING);
 	cs35l56->base.fw_patched = true;
 
-	/*
-	 * Adding controls is deferred to prevent a lock inversion - ALSA takes
-	 * the controls_rwsem when adding a control, the get() / put()
-	 * functions of a control are called holding controls_rwsem and those
-	 * that depend on running firmware wait for dsp_work() to complete.
-	 */
-	if (add_dsp_controls_required)
-		queue_work(system_long_wq, &cs35l56->control_work);
-
 	ret = cs_dsp_run(&cs35l56->cs_dsp);
 	if (ret)
 		dev_dbg(cs35l56->base.dev, "%s: cs_dsp_run ret %d\n", __func__, ret);
@@ -753,7 +721,6 @@ static int cs35l56_hda_bind(struct device *dev, struct device *master, void *mas
 	strscpy(comp->name, dev_name(dev), sizeof(comp->name));
 	comp->playback_hook = cs35l56_hda_playback_hook;
 
-	flush_work(&cs35l56->control_work);
 	queue_work(system_long_wq, &cs35l56->dsp_work);
 
 	cs35l56_hda_create_controls(cs35l56);
@@ -775,7 +742,6 @@ static void cs35l56_hda_unbind(struct device *dev, struct device *master, void *
 	struct hda_component *comp;
 
 	cancel_work_sync(&cs35l56->dsp_work);
-	cancel_work_sync(&cs35l56->control_work);
 
 	cs35l56_hda_remove_controls(cs35l56);
 
@@ -806,7 +772,6 @@ static int cs35l56_hda_system_suspend(struct device *dev)
 	struct cs35l56_hda *cs35l56 = dev_get_drvdata(dev);
 
 	cs35l56_hda_wait_dsp_ready(cs35l56);
-	flush_work(&cs35l56->control_work);
 
 	if (cs35l56->playing)
 		cs35l56_hda_pause(cs35l56);
@@ -1026,7 +991,6 @@ int cs35l56_hda_common_probe(struct cs35l56_hda *cs35l56, int hid, int id)
 	dev_set_drvdata(cs35l56->base.dev, cs35l56);
 
 	INIT_WORK(&cs35l56->dsp_work, cs35l56_hda_dsp_work);
-	INIT_WORK(&cs35l56->control_work, cs35l56_hda_create_dsp_controls_work);
 
 	ret = cs35l56_hda_read_acpi(cs35l56, hid, id);
 	if (ret)
diff --git a/sound/pci/hda/cs35l56_hda.h b/sound/pci/hda/cs35l56_hda.h
index c40d159507c2..38d94fb213a5 100644
--- a/sound/pci/hda/cs35l56_hda.h
+++ b/sound/pci/hda/cs35l56_hda.h
@@ -23,7 +23,6 @@ struct cs35l56_hda {
 	struct cs35l56_base base;
 	struct hda_codec *codec;
 	struct work_struct dsp_work;
-	struct work_struct control_work;
 
 	int index;
 	const char *system_name;
diff --git a/sound/pci/hda/hda_controller.h b/sound/pci/hda/hda_controller.h
index c2d0109866e6..68c883f202ca 100644
--- a/sound/pci/hda/hda_controller.h
+++ b/sound/pci/hda/hda_controller.h
@@ -28,7 +28,7 @@
 #else
 #define AZX_DCAPS_I915_COMPONENT 0		/* NOP */
 #endif
-/* 14 unused */
+#define AZX_DCAPS_AMD_ALLOC_FIX	(1 << 14)	/* AMD allocation workaround */
 #define AZX_DCAPS_CTX_WORKAROUND (1 << 15)	/* X-Fi workaround */
 #define AZX_DCAPS_POSFIX_LPIB	(1 << 16)	/* Use LPIB as default */
 #define AZX_DCAPS_AMD_WORKAROUND (1 << 17)	/* AMD-specific workaround */
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index ca5953445636..b79020adce63 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -40,6 +40,7 @@
 
 #ifdef CONFIG_X86
 /* for snoop control */
+#include <linux/dma-map-ops.h>
 #include <asm/set_memory.h>
 #include <asm/cpufeature.h>
 #endif
@@ -306,7 +307,7 @@ enum {
 
 /* quirks for ATI HDMI with snoop off */
 #define AZX_DCAPS_PRESET_ATI_HDMI_NS \
-	(AZX_DCAPS_PRESET_ATI_HDMI | AZX_DCAPS_SNOOP_OFF)
+	(AZX_DCAPS_PRESET_ATI_HDMI | AZX_DCAPS_AMD_ALLOC_FIX)
 
 /* quirks for AMD SB */
 #define AZX_DCAPS_PRESET_AMD_SB \
@@ -1706,6 +1707,13 @@ static void azx_check_snoop_available(struct azx *chip)
 	if (chip->driver_caps & AZX_DCAPS_SNOOP_OFF)
 		snoop = false;
 
+#ifdef CONFIG_X86
+	/* check the presence of DMA ops (i.e. IOMMU), disable snoop conditionally */
+	if ((chip->driver_caps & AZX_DCAPS_AMD_ALLOC_FIX) &&
+	    !get_dma_ops(chip->card->dev))
+		snoop = false;
+#endif
+
 	chip->snoop = snoop;
 	if (!snoop) {
 		dev_info(chip->card->dev, "Force to non-snoop mode\n");
diff --git a/sound/pci/hda/patch_hdmi.c b/sound/pci/hda/patch_hdmi.c
index 707d203ba652..78042ac2b71f 100644
--- a/sound/pci/hda/patch_hdmi.c
+++ b/sound/pci/hda/patch_hdmi.c
@@ -1989,6 +1989,8 @@ static int hdmi_add_cvt(struct hda_codec *codec, hda_nid_t cvt_nid)
 }
 
 static const struct snd_pci_quirk force_connect_list[] = {
+	SND_PCI_QUIRK(0x103c, 0x83e2, "HP EliteDesk 800 G4", 1),
+	SND_PCI_QUIRK(0x103c, 0x83ef, "HP MP9 G4 Retail System AMS", 1),
 	SND_PCI_QUIRK(0x103c, 0x870f, "HP", 1),
 	SND_PCI_QUIRK(0x103c, 0x871a, "HP", 1),
 	SND_PCI_QUIRK(0x103c, 0x8711, "HP", 1),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 1645d21d422f..480e82df7a4c 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -10678,6 +10678,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x8086, 0x3038, "Intel NUC 13", ALC295_FIXUP_CHROME_BOOK),
 	SND_PCI_QUIRK(0xf111, 0x0001, "Framework Laptop", ALC295_FIXUP_FRAMEWORK_LAPTOP_MIC_NO_PRESENCE),
 	SND_PCI_QUIRK(0xf111, 0x0006, "Framework Laptop", ALC295_FIXUP_FRAMEWORK_LAPTOP_MIC_NO_PRESENCE),
+	SND_PCI_QUIRK(0xf111, 0x0009, "Framework Laptop", ALC295_FIXUP_FRAMEWORK_LAPTOP_MIC_NO_PRESENCE),
 
 #if 0
 	/* Below is a quirk table taken from the old code.