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path: root/sound/pci/hda/cs35l41_hda.c
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Diffstat (limited to 'sound/pci/hda/cs35l41_hda.c')
-rw-r--r--sound/pci/hda/cs35l41_hda.c55
1 files changed, 36 insertions, 19 deletions
diff --git a/sound/pci/hda/cs35l41_hda.c b/sound/pci/hda/cs35l41_hda.c
index b2db8091f0ed..d3fa6e136744 100644
--- a/sound/pci/hda/cs35l41_hda.c
+++ b/sound/pci/hda/cs35l41_hda.c
@@ -12,6 +12,7 @@
#include <sound/hda_codec.h>
#include <sound/soc.h>
#include <linux/pm_runtime.h>
+#include <linux/spi/spi.h>
#include "hda_local.h"
#include "hda_auto_parser.h"
#include "hda_jack.h"
@@ -504,7 +505,6 @@ static void cs35l41_shutdown_dsp(struct cs35l41_hda *cs35l41)
cs_dsp_stop(dsp);
cs_dsp_power_down(dsp);
- cs35l41->firmware_running = false;
dev_dbg(cs35l41->dev, "Unloaded Firmware\n");
}
@@ -550,7 +550,7 @@ static void cs35l41_hda_play_start(struct device *dev)
cs35l41->playback_started = true;
- if (cs35l41->firmware_running) {
+ if (cs35l41->cs_dsp.running) {
regmap_multi_reg_write(reg, cs35l41_hda_config_dsp,
ARRAY_SIZE(cs35l41_hda_config_dsp));
regmap_update_bits(reg, CS35L41_PWR_CTRL2,
@@ -580,7 +580,7 @@ static void cs35l41_mute(struct device *dev, bool mute)
regmap_multi_reg_write(reg, cs35l41_hda_mute, ARRAY_SIZE(cs35l41_hda_mute));
} else {
dev_dbg(dev, "Unmuting\n");
- if (cs35l41->firmware_running) {
+ if (cs35l41->cs_dsp.running) {
regmap_multi_reg_write(reg, cs35l41_hda_unmute_dsp,
ARRAY_SIZE(cs35l41_hda_unmute_dsp));
} else {
@@ -599,7 +599,7 @@ static void cs35l41_hda_play_done(struct device *dev)
dev_dbg(dev, "Play (Complete)\n");
cs35l41_global_enable(dev, reg, cs35l41->hw_cfg.bst_type, 1,
- cs35l41->firmware_running);
+ &cs35l41->cs_dsp);
cs35l41_mute(dev, false);
}
@@ -612,7 +612,7 @@ static void cs35l41_hda_pause_start(struct device *dev)
cs35l41_mute(dev, true);
cs35l41_global_enable(dev, reg, cs35l41->hw_cfg.bst_type, 0,
- cs35l41->firmware_running);
+ &cs35l41->cs_dsp);
}
static void cs35l41_hda_pause_done(struct device *dev)
@@ -625,7 +625,7 @@ static void cs35l41_hda_pause_done(struct device *dev)
regmap_update_bits(reg, CS35L41_PWR_CTRL2, CS35L41_AMP_EN_MASK, 0 << CS35L41_AMP_EN_SHIFT);
if (cs35l41->hw_cfg.bst_type == CS35L41_EXT_BOOST)
regmap_write(reg, CS35L41_GPIO1_CTRL1, 0x00000001);
- if (cs35l41->firmware_running) {
+ if (cs35l41->cs_dsp.running) {
cs35l41_set_cspl_mbox_cmd(dev, reg, CSPL_MBOX_CMD_PAUSE);
regmap_update_bits(reg, CS35L41_PWR_CTRL2,
CS35L41_VMON_EN_MASK | CS35L41_IMON_EN_MASK,
@@ -675,7 +675,7 @@ static void cs35l41_hda_playback_hook(struct device *dev, int action)
break;
case HDA_GEN_PCM_ACT_CLOSE:
mutex_lock(&cs35l41->fw_mutex);
- if (!cs35l41->firmware_running && cs35l41->request_fw_load &&
+ if (!cs35l41->cs_dsp.running && cs35l41->request_fw_load &&
!cs35l41->fw_request_ongoing) {
dev_info(dev, "Requesting Firmware Load after HDA_GEN_PCM_ACT_CLOSE\n");
cs35l41->fw_request_ongoing = true;
@@ -761,10 +761,9 @@ static int cs35l41_verify_id(struct cs35l41_hda *cs35l41, unsigned int *regid, u
static int cs35l41_ready_for_reset(struct cs35l41_hda *cs35l41)
{
mutex_lock(&cs35l41->fw_mutex);
- if (cs35l41->firmware_running) {
+ if (cs35l41->cs_dsp.running) {
cs35l41->cs_dsp.running = false;
cs35l41->cs_dsp.booted = false;
- cs35l41->firmware_running = false;
}
regcache_mark_dirty(cs35l41->regmap);
mutex_unlock(&cs35l41->fw_mutex);
@@ -925,7 +924,7 @@ static int cs35l41_runtime_suspend(struct device *dev)
mutex_lock(&cs35l41->fw_mutex);
- if (cs35l41->firmware_running) {
+ if (cs35l41->cs_dsp.running) {
ret = cs35l41_enter_hibernate(cs35l41->dev, cs35l41->regmap,
cs35l41->hw_cfg.bst_type);
if (ret)
@@ -960,7 +959,7 @@ static int cs35l41_runtime_resume(struct device *dev)
regcache_cache_only(cs35l41->regmap, false);
- if (cs35l41->firmware_running) {
+ if (cs35l41->cs_dsp.running) {
ret = cs35l41_exit_hibernate(cs35l41->dev, cs35l41->regmap);
if (ret) {
dev_warn(cs35l41->dev, "Unable to exit Hibernate.");
@@ -998,6 +997,11 @@ static int cs35l41_smart_amp(struct cs35l41_hda *cs35l41)
__be32 halo_sts;
int ret;
+ if (cs35l41->bypass_fw) {
+ dev_warn(cs35l41->dev, "Bypassing Firmware.\n");
+ return 0;
+ }
+
ret = cs35l41_init_dsp(cs35l41);
if (ret) {
dev_warn(cs35l41->dev, "Cannot Initialize Firmware. Error: %d\n", ret);
@@ -1052,8 +1056,6 @@ static int cs35l41_smart_amp(struct cs35l41_hda *cs35l41)
goto clean_dsp;
}
- cs35l41->firmware_running = true;
-
return 0;
clean_dsp:
@@ -1063,10 +1065,10 @@ clean_dsp:
static void cs35l41_load_firmware(struct cs35l41_hda *cs35l41, bool load)
{
- if (cs35l41->firmware_running && !load) {
+ if (cs35l41->cs_dsp.running && !load) {
dev_dbg(cs35l41->dev, "Unloading Firmware\n");
cs35l41_shutdown_dsp(cs35l41);
- } else if (!cs35l41->firmware_running && load) {
+ } else if (!cs35l41->cs_dsp.running && load) {
dev_dbg(cs35l41->dev, "Loading Firmware\n");
cs35l41_smart_amp(cs35l41);
} else {
@@ -1346,7 +1348,7 @@ static int cs35l41_hda_bind(struct device *dev, struct device *master, void *mas
cs35l41->acpi_subsystem_id, cs35l41->hw_cfg.bst_type,
cs35l41->hw_cfg.gpio1.func == CS35l41_VSPK_SWITCH,
cs35l41->hw_cfg.spk_pos ? 'R' : 'L',
- cs35l41->firmware_running, cs35l41->speaker_id);
+ cs35l41->cs_dsp.running, cs35l41->speaker_id);
return ret;
}
@@ -1592,6 +1594,7 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i
u32 values[HDA_MAX_COMPONENTS];
struct acpi_device *adev;
struct device *physdev;
+ struct spi_device *spi;
const char *sub;
char *property;
size_t nval;
@@ -1614,7 +1617,7 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i
ret = cs35l41_add_dsd_properties(cs35l41, physdev, id, hid);
if (!ret) {
dev_info(cs35l41->dev, "Using extra _DSD properties, bypassing _DSD in ACPI\n");
- goto put_physdev;
+ goto out;
}
property = "cirrus,dev-index";
@@ -1705,8 +1708,20 @@ static int cs35l41_hda_read_acpi(struct cs35l41_hda *cs35l41, const char *hid, i
hw_cfg->bst_type = CS35L41_EXT_BOOST;
hw_cfg->valid = true;
+out:
put_device(physdev);
+ cs35l41->bypass_fw = false;
+ if (cs35l41->control_bus == SPI) {
+ spi = to_spi_device(cs35l41->dev);
+ if (spi->max_speed_hz < CS35L41_MAX_ACCEPTABLE_SPI_SPEED_HZ) {
+ dev_warn(cs35l41->dev,
+ "SPI speed is too slow to support firmware download: %d Hz.\n",
+ spi->max_speed_hz);
+ cs35l41->bypass_fw = true;
+ }
+ }
+
return 0;
err:
@@ -1715,14 +1730,13 @@ err:
hw_cfg->gpio1.valid = false;
hw_cfg->gpio2.valid = false;
acpi_dev_put(cs35l41->dacpi);
-put_physdev:
put_device(physdev);
return ret;
}
int cs35l41_hda_probe(struct device *dev, const char *device_name, int id, int irq,
- struct regmap *regmap)
+ struct regmap *regmap, enum control_bus control_bus)
{
unsigned int regid, reg_revid;
struct cs35l41_hda *cs35l41;
@@ -1741,6 +1755,7 @@ int cs35l41_hda_probe(struct device *dev, const char *device_name, int id, int i
cs35l41->dev = dev;
cs35l41->irq = irq;
cs35l41->regmap = regmap;
+ cs35l41->control_bus = control_bus;
dev_set_drvdata(dev, cs35l41);
ret = cs35l41_hda_read_acpi(cs35l41, device_name, id);
@@ -1830,6 +1845,7 @@ err:
if (cs35l41_safe_reset(cs35l41->regmap, cs35l41->hw_cfg.bst_type))
gpiod_set_value_cansleep(cs35l41->reset_gpio, 0);
gpiod_put(cs35l41->reset_gpio);
+ gpiod_put(cs35l41->cs_gpio);
acpi_dev_put(cs35l41->dacpi);
kfree(cs35l41->acpi_subsystem_id);
@@ -1857,6 +1873,7 @@ void cs35l41_hda_remove(struct device *dev)
if (cs35l41_safe_reset(cs35l41->regmap, cs35l41->hw_cfg.bst_type))
gpiod_set_value_cansleep(cs35l41->reset_gpio, 0);
gpiod_put(cs35l41->reset_gpio);
+ gpiod_put(cs35l41->cs_gpio);
kfree(cs35l41->acpi_subsystem_id);
}
EXPORT_SYMBOL_NS_GPL(cs35l41_hda_remove, SND_HDA_SCODEC_CS35L41);
generated by cgit v1.2.3 (git 2.39.0) at 2024-08-04 02:06:15 +0300