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Commit 503a8842 authored by Sakari Ailus's avatar Sakari Ailus Committed by Mauro Carvalho Chehab
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media: smiapp: Use MIPI CCS version and manufacturer ID information 

Read MIPI CCS manufacturer and version information, and use the CCS IDs
over SMIA whenever they are set.
Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
parent e66a7c84
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Showing with 68 additions and 28 deletions
drivers/media/i2c/smiapp/smiapp-core.c
View file @ 503a8842
......@@ -2356,8 +2356,13 @@ smiapp_sysfs_ident_read(struct device *dev, struct device_attribute *attr,
struct smiapp_sensor *sensor = to_smiapp_sensor(subdev);
struct smiapp_module_info *minfo = &sensor->minfo;
if (minfo->mipi_manufacturer_id)
return snprintf(buf, PAGE_SIZE, "%4.4x%4.4x%2.2x\n",
minfo->mipi_manufacturer_id, minfo->model_id,
minfo->revision_number_major) + 1;
else
return snprintf(buf, PAGE_SIZE, "%2.2x%4.4x%2.2x\n",
minfo->manufacturer_id, minfo->model_id,
minfo->smia_manufacturer_id, minfo->model_id,
minfo->revision_number_major) + 1;
}
......@@ -2377,8 +2382,11 @@ static int smiapp_identify_module(struct smiapp_sensor *sensor)
minfo->name = SMIAPP_NAME;
/* Module info */
rval = ccs_read(sensor, MODULE_MANUFACTURER_ID,
&minfo->mipi_manufacturer_id);
if (!rval && !minfo->mipi_manufacturer_id)
rval = smiapp_read_8only(sensor, SMIAPP_REG_U8_MANUFACTURER_ID,
&minfo->manufacturer_id);
&minfo->smia_manufacturer_id);
if (!rval)
rval = smiapp_read_8only(sensor, SMIAPP_REG_U16_MODEL_ID,
&minfo->model_id);
......@@ -2404,9 +2412,12 @@ static int smiapp_identify_module(struct smiapp_sensor *sensor)
/* Sensor info */
if (!rval)
rval = ccs_read(sensor, SENSOR_MANUFACTURER_ID,
&minfo->sensor_mipi_manufacturer_id);
if (!rval && !minfo->sensor_mipi_manufacturer_id)
rval = smiapp_read_8only(sensor,
SMIAPP_REG_U8_SENSOR_MANUFACTURER_ID,
&minfo->sensor_manufacturer_id);
&minfo->sensor_smia_manufacturer_id);
if (!rval)
rval = smiapp_read_8only(sensor,
SMIAPP_REG_U16_SENSOR_MODEL_ID,
......@@ -2422,9 +2433,11 @@ static int smiapp_identify_module(struct smiapp_sensor *sensor)
/* SMIA */
if (!rval)
rval = ccs_read(sensor, MIPI_CCS_VERSION, &minfo->ccs_version);
if (!rval && !minfo->ccs_version)
rval = smiapp_read_8only(sensor, SMIAPP_REG_U8_SMIA_VERSION,
&minfo->smia_version);
if (!rval)
if (!rval && !minfo->ccs_version)
rval = smiapp_read_8only(sensor, SMIAPP_REG_U8_SMIAPP_VERSION,
&minfo->smiapp_version);
......@@ -2433,22 +2446,39 @@ static int smiapp_identify_module(struct smiapp_sensor *sensor)
return -ENODEV;
}
dev_dbg(&client->dev, "module 0x%2.2x-0x%4.4x\n",
minfo->manufacturer_id, minfo->model_id);
if (minfo->mipi_manufacturer_id)
dev_dbg(&client->dev, "MIPI CCS module 0x%4.4x-0x%4.4x\n",
minfo->mipi_manufacturer_id, minfo->model_id);
else
dev_dbg(&client->dev, "SMIA module 0x%2.2x-0x%4.4x\n",
minfo->smia_manufacturer_id, minfo->model_id);
dev_dbg(&client->dev,
"module revision 0x%2.2x-0x%2.2x date %2.2d-%2.2d-%2.2d\n",
minfo->revision_number_major, minfo->revision_number_minor,
minfo->module_year, minfo->module_month, minfo->module_day);
dev_dbg(&client->dev, "sensor 0x%2.2x-0x%4.4x\n",
minfo->sensor_manufacturer_id, minfo->sensor_model_id);
if (minfo->sensor_mipi_manufacturer_id)
dev_dbg(&client->dev, "MIPI CCS sensor 0x%4.4x-0x%4.4x\n",
minfo->sensor_mipi_manufacturer_id,
minfo->sensor_model_id);
else
dev_dbg(&client->dev, "SMIA sensor 0x%2.2x-0x%4.4x\n",
minfo->sensor_smia_manufacturer_id,
minfo->sensor_model_id);
dev_dbg(&client->dev,
"sensor revision 0x%2.2x firmware version 0x%2.2x\n",
minfo->sensor_revision_number, minfo->sensor_firmware_version);
dev_dbg(&client->dev, "smia version %2.2d smiapp version %2.2d\n",
if (minfo->ccs_version)
dev_dbg(&client->dev, "MIPI CCS version %u.%u",
(minfo->ccs_version & CCS_MIPI_CCS_VERSION_MAJOR_MASK)
>> CCS_MIPI_CCS_VERSION_MAJOR_SHIFT,
(minfo->ccs_version & CCS_MIPI_CCS_VERSION_MINOR_MASK));
else
dev_dbg(&client->dev,
"smia version %2.2d smiapp version %2.2d\n",
minfo->smia_version, minfo->smiapp_version);
/*
......@@ -2456,15 +2486,22 @@ static int smiapp_identify_module(struct smiapp_sensor *sensor)
* rvalues have better stuff. The lvalues are module
* parameters whereas the rvalues are sensor parameters.
*/
if (!minfo->manufacturer_id && !minfo->model_id) {
minfo->manufacturer_id = minfo->sensor_manufacturer_id;
if (minfo->sensor_smia_manufacturer_id &&
!minfo->smia_manufacturer_id && !minfo->model_id) {
minfo->smia_manufacturer_id =
minfo->sensor_smia_manufacturer_id;
minfo->model_id = minfo->sensor_model_id;
minfo->revision_number_major = minfo->sensor_revision_number;
}
for (i = 0; i < ARRAY_SIZE(smiapp_module_idents); i++) {
if (smiapp_module_idents[i].manufacturer_id
!= minfo->manufacturer_id)
if (smiapp_module_idents[i].mipi_manufacturer_id &&
smiapp_module_idents[i].mipi_manufacturer_id
!= minfo->mipi_manufacturer_id)
continue;
if (smiapp_module_idents[i].smia_manufacturer_id &&
smiapp_module_idents[i].smia_manufacturer_id
!= minfo->smia_manufacturer_id)
continue;
if (smiapp_module_idents[i].model_id != minfo->model_id)
continue;
......@@ -2488,9 +2525,8 @@ static int smiapp_identify_module(struct smiapp_sensor *sensor)
dev_warn(&client->dev,
"no quirks for this module; let's hope it's fully compliant\n");
dev_dbg(&client->dev, "the sensor is called %s, ident %2.2x%4.4x%2.2x\n",
minfo->name, minfo->manufacturer_id, minfo->model_id,
minfo->revision_number_major);
dev_dbg(&client->dev, "the sensor is called %s\n",
minfo->name);
return 0;
}
......
drivers/media/i2c/smiapp/smiapp.h
View file @ 503a8842
......@@ -91,8 +91,9 @@ struct smiapp_quirk;
#define SMIAPP_MODULE_IDENT_FLAG_REV_LE (1 << 0)
struct smiapp_module_ident {
u8 manufacturer_id;
u16 mipi_manufacturer_id;
u16 model_id;
u8 smia_manufacturer_id;
u8 revision_number_major;
u8 flags;
......@@ -102,7 +103,8 @@ struct smiapp_module_ident {
};
struct smiapp_module_info {
u32 manufacturer_id;
u32 smia_manufacturer_id;
u32 mipi_manufacturer_id;
u32 model_id;
u32 revision_number_major;
u32 revision_number_minor;
......@@ -111,13 +113,15 @@ struct smiapp_module_info {
u32 module_month;
u32 module_day;
u32 sensor_manufacturer_id;
u32 sensor_smia_manufacturer_id;
u32 sensor_mipi_manufacturer_id;
u32 sensor_model_id;
u32 sensor_revision_number;
u32 sensor_firmware_version;
u32 smia_version;
u32 smiapp_version;
u32 ccs_version;
u32 smiapp_profile;
......@@ -126,7 +130,7 @@ struct smiapp_module_info {
};
#define SMIAPP_IDENT_FQ(manufacturer, model, rev, fl, _name, _quirk) \
{ .manufacturer_id = manufacturer, \
{ .smia_manufacturer_id = manufacturer, \
.model_id = model, \
.revision_number_major = rev, \
.flags = fl, \
......@@ -134,7 +138,7 @@ struct smiapp_module_info {
.quirk = _quirk, }
#define SMIAPP_IDENT_LQ(manufacturer, model, rev, _name, _quirk) \
{ .manufacturer_id = manufacturer, \
{ .smia_manufacturer_id = manufacturer, \
.model_id = model, \
.revision_number_major = rev, \
.flags = SMIAPP_MODULE_IDENT_FLAG_REV_LE, \
......@@ -142,14 +146,14 @@ struct smiapp_module_info {
.quirk = _quirk, }
#define SMIAPP_IDENT_L(manufacturer, model, rev, _name) \
{ .manufacturer_id = manufacturer, \
{ .smia_manufacturer_id = manufacturer, \
.model_id = model, \
.revision_number_major = rev, \
.flags = SMIAPP_MODULE_IDENT_FLAG_REV_LE, \
.name = _name, }
#define SMIAPP_IDENT_Q(manufacturer, model, rev, _name, _quirk) \
{ .manufacturer_id = manufacturer, \
{ .smia_manufacturer_id = manufacturer, \
.model_id = model, \
.revision_number_major = rev, \
.flags = 0, \
......@@ -157,7 +161,7 @@ struct smiapp_module_info {
.quirk = _quirk, }
#define SMIAPP_IDENT(manufacturer, model, rev, _name) \
{ .manufacturer_id = manufacturer, \
{ .smia_manufacturer_id = manufacturer, \
.model_id = model, \
.revision_number_major = rev, \
.flags = 0, \
......
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