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firmware: cs_dsp: Switch to using namespaced exports

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Merge series from Richard Fitzgerald <rf@opensource.cirrus.com>:

Use EXPORT_SYMBOL_NS_GPL() instead of EXPORT_SYMBOL_GPL() and patch the
three drivers that use cs_dsp to add the MODULE_IMPORT_NS().

To make the namespace more specific the KConfig symbol for cs_dsp is
changed from CS_DSP to FW_CS_DSP.
This commit is contained in:
Mark Brown 2022-11-25 14:36:56 +00:00
commit af406c9097
No known key found for this signature in database
GPG key ID: 24D68B725D5487D0
8 changed files with 38 additions and 35 deletions
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2
drivers/firmware/cirrus/Kconfig
View file

@ -1,5 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only
config CS_DSP
config FW_CS_DSP
tristate
default n

2
drivers/firmware/cirrus/Makefile
View file

@ -1,3 +1,3 @@
# SPDX-License-Identifier: GPL-2.0
#
obj-$(CONFIG_CS_DSP) += cs_dsp.o
obj-$(CONFIG_FW_CS_DSP) += cs_dsp.o

62
drivers/firmware/cirrus/cs_dsp.c
View file

@ -369,7 +369,7 @@ const char *cs_dsp_mem_region_name(unsigned int type)
return NULL;
}
}
EXPORT_SYMBOL_GPL(cs_dsp_mem_region_name);
EXPORT_SYMBOL_NS_GPL(cs_dsp_mem_region_name, FW_CS_DSP);
#ifdef CONFIG_DEBUG_FS
static void cs_dsp_debugfs_save_wmfwname(struct cs_dsp *dsp, const char *s)
@ -480,7 +480,7 @@ void cs_dsp_init_debugfs(struct cs_dsp *dsp, struct dentry *debugfs_root)
dsp->debugfs_root = root;
}
EXPORT_SYMBOL_GPL(cs_dsp_init_debugfs);
EXPORT_SYMBOL_NS_GPL(cs_dsp_init_debugfs, FW_CS_DSP);
/**
* cs_dsp_cleanup_debugfs() - Removes DSP representation from debugfs
@ -492,17 +492,17 @@ void cs_dsp_cleanup_debugfs(struct cs_dsp *dsp)
debugfs_remove_recursive(dsp->debugfs_root);
dsp->debugfs_root = NULL;
}
EXPORT_SYMBOL_GPL(cs_dsp_cleanup_debugfs);
EXPORT_SYMBOL_NS_GPL(cs_dsp_cleanup_debugfs, FW_CS_DSP);
#else
void cs_dsp_init_debugfs(struct cs_dsp *dsp, struct dentry *debugfs_root)
{
}
EXPORT_SYMBOL_GPL(cs_dsp_init_debugfs);
EXPORT_SYMBOL_NS_GPL(cs_dsp_init_debugfs, FW_CS_DSP);
void cs_dsp_cleanup_debugfs(struct cs_dsp *dsp)
{
}
EXPORT_SYMBOL_GPL(cs_dsp_cleanup_debugfs);
EXPORT_SYMBOL_NS_GPL(cs_dsp_cleanup_debugfs, FW_CS_DSP);
static inline void cs_dsp_debugfs_save_wmfwname(struct cs_dsp *dsp,
const char *s)
@ -710,7 +710,7 @@ int cs_dsp_coeff_write_acked_control(struct cs_dsp_coeff_ctl *ctl, unsigned int
return -ETIMEDOUT;
}
EXPORT_SYMBOL_GPL(cs_dsp_coeff_write_acked_control);
EXPORT_SYMBOL_NS_GPL(cs_dsp_coeff_write_acked_control, FW_CS_DSP);
static int cs_dsp_coeff_write_ctrl_raw(struct cs_dsp_coeff_ctl *ctl,
unsigned int off, const void *buf, size_t len)
@ -785,7 +785,7 @@ int cs_dsp_coeff_write_ctrl(struct cs_dsp_coeff_ctl *ctl,
return 1;
}
EXPORT_SYMBOL_GPL(cs_dsp_coeff_write_ctrl);
EXPORT_SYMBOL_NS_GPL(cs_dsp_coeff_write_ctrl, FW_CS_DSP);
static int cs_dsp_coeff_read_ctrl_raw(struct cs_dsp_coeff_ctl *ctl,
unsigned int off, void *buf, size_t len)
@ -857,7 +857,7 @@ int cs_dsp_coeff_read_ctrl(struct cs_dsp_coeff_ctl *ctl,
return ret;
}
EXPORT_SYMBOL_GPL(cs_dsp_coeff_read_ctrl);
EXPORT_SYMBOL_NS_GPL(cs_dsp_coeff_read_ctrl, FW_CS_DSP);
static int cs_dsp_coeff_init_control_caches(struct cs_dsp *dsp)
{
@ -1500,7 +1500,7 @@ struct cs_dsp_coeff_ctl *cs_dsp_get_ctl(struct cs_dsp *dsp, const char *name, in
return rslt;
}
EXPORT_SYMBOL_GPL(cs_dsp_get_ctl);
EXPORT_SYMBOL_NS_GPL(cs_dsp_get_ctl, FW_CS_DSP);
static void cs_dsp_ctl_fixup_base(struct cs_dsp *dsp,
const struct cs_dsp_alg_region *alg_region)
@ -1590,7 +1590,7 @@ struct cs_dsp_alg_region *cs_dsp_find_alg_region(struct cs_dsp *dsp,
return NULL;
}
EXPORT_SYMBOL_GPL(cs_dsp_find_alg_region);
EXPORT_SYMBOL_NS_GPL(cs_dsp_find_alg_region, FW_CS_DSP);
static struct cs_dsp_alg_region *cs_dsp_create_region(struct cs_dsp *dsp,
int type, __be32 id,
@ -2224,7 +2224,7 @@ int cs_dsp_adsp1_init(struct cs_dsp *dsp)
return cs_dsp_common_init(dsp);
}
EXPORT_SYMBOL_GPL(cs_dsp_adsp1_init);
EXPORT_SYMBOL_NS_GPL(cs_dsp_adsp1_init, FW_CS_DSP);
/**
* cs_dsp_adsp1_power_up() - Load and start the named firmware
@ -2316,7 +2316,7 @@ int cs_dsp_adsp1_power_up(struct cs_dsp *dsp,
mutex_unlock(&dsp->pwr_lock);
return ret;
}
EXPORT_SYMBOL_GPL(cs_dsp_adsp1_power_up);
EXPORT_SYMBOL_NS_GPL(cs_dsp_adsp1_power_up, FW_CS_DSP);
/**
* cs_dsp_adsp1_power_down() - Halts the DSP
@ -2348,7 +2348,7 @@ void cs_dsp_adsp1_power_down(struct cs_dsp *dsp)
mutex_unlock(&dsp->pwr_lock);
}
EXPORT_SYMBOL_GPL(cs_dsp_adsp1_power_down);
EXPORT_SYMBOL_NS_GPL(cs_dsp_adsp1_power_down, FW_CS_DSP);
static int cs_dsp_adsp2v2_enable_core(struct cs_dsp *dsp)
{
@ -2500,7 +2500,7 @@ int cs_dsp_set_dspclk(struct cs_dsp *dsp, unsigned int freq)
return ret;
}
EXPORT_SYMBOL_GPL(cs_dsp_set_dspclk);
EXPORT_SYMBOL_NS_GPL(cs_dsp_set_dspclk, FW_CS_DSP);
static void cs_dsp_stop_watchdog(struct cs_dsp *dsp)
{
@ -2590,7 +2590,7 @@ int cs_dsp_power_up(struct cs_dsp *dsp,
return ret;
}
EXPORT_SYMBOL_GPL(cs_dsp_power_up);
EXPORT_SYMBOL_NS_GPL(cs_dsp_power_up, FW_CS_DSP);
/**
* cs_dsp_power_down() - Powers-down the DSP
@ -2624,7 +2624,7 @@ void cs_dsp_power_down(struct cs_dsp *dsp)
cs_dsp_dbg(dsp, "Shutdown complete\n");
}
EXPORT_SYMBOL_GPL(cs_dsp_power_down);
EXPORT_SYMBOL_NS_GPL(cs_dsp_power_down, FW_CS_DSP);
static int cs_dsp_adsp2_start_core(struct cs_dsp *dsp)
{
@ -2710,7 +2710,7 @@ int cs_dsp_run(struct cs_dsp *dsp)
return ret;
}
EXPORT_SYMBOL_GPL(cs_dsp_run);
EXPORT_SYMBOL_NS_GPL(cs_dsp_run, FW_CS_DSP);
/**
* cs_dsp_stop() - Stops the firmware
@ -2749,7 +2749,7 @@ void cs_dsp_stop(struct cs_dsp *dsp)
cs_dsp_dbg(dsp, "Execution stopped\n");
}
EXPORT_SYMBOL_GPL(cs_dsp_stop);
EXPORT_SYMBOL_NS_GPL(cs_dsp_stop, FW_CS_DSP);
static int cs_dsp_halo_start_core(struct cs_dsp *dsp)
{
@ -2811,7 +2811,7 @@ int cs_dsp_adsp2_init(struct cs_dsp *dsp)
return cs_dsp_common_init(dsp);
}
EXPORT_SYMBOL_GPL(cs_dsp_adsp2_init);
EXPORT_SYMBOL_NS_GPL(cs_dsp_adsp2_init, FW_CS_DSP);
/**
* cs_dsp_halo_init() - Initialise a cs_dsp structure representing a HALO Core DSP
@ -2825,7 +2825,7 @@ int cs_dsp_halo_init(struct cs_dsp *dsp)
return cs_dsp_common_init(dsp);
}
EXPORT_SYMBOL_GPL(cs_dsp_halo_init);
EXPORT_SYMBOL_NS_GPL(cs_dsp_halo_init, FW_CS_DSP);
/**
* cs_dsp_remove() - Clean a cs_dsp before deletion
@ -2845,7 +2845,7 @@ void cs_dsp_remove(struct cs_dsp *dsp)
cs_dsp_free_ctl_blk(ctl);
}
}
EXPORT_SYMBOL_GPL(cs_dsp_remove);
EXPORT_SYMBOL_NS_GPL(cs_dsp_remove, FW_CS_DSP);
/**
* cs_dsp_read_raw_data_block() - Reads a block of data from DSP memory
@ -2882,7 +2882,7 @@ int cs_dsp_read_raw_data_block(struct cs_dsp *dsp, int mem_type, unsigned int me
return 0;
}
EXPORT_SYMBOL_GPL(cs_dsp_read_raw_data_block);
EXPORT_SYMBOL_NS_GPL(cs_dsp_read_raw_data_block, FW_CS_DSP);
/**
* cs_dsp_read_data_word() - Reads a word from DSP memory
@ -2906,7 +2906,7 @@ int cs_dsp_read_data_word(struct cs_dsp *dsp, int mem_type, unsigned int mem_add
return 0;
}
EXPORT_SYMBOL_GPL(cs_dsp_read_data_word);
EXPORT_SYMBOL_NS_GPL(cs_dsp_read_data_word, FW_CS_DSP);
/**
* cs_dsp_write_data_word() - Writes a word to DSP memory
@ -2932,7 +2932,7 @@ int cs_dsp_write_data_word(struct cs_dsp *dsp, int mem_type, unsigned int mem_ad
return regmap_raw_write(dsp->regmap, reg, &val, sizeof(val));
}
EXPORT_SYMBOL_GPL(cs_dsp_write_data_word);
EXPORT_SYMBOL_NS_GPL(cs_dsp_write_data_word, FW_CS_DSP);
/**
* cs_dsp_remove_padding() - Convert unpacked words to packed bytes
@ -2956,7 +2956,7 @@ void cs_dsp_remove_padding(u32 *buf, int nwords)
*pack_out++ = (u8)(word >> 16);
}
}
EXPORT_SYMBOL_GPL(cs_dsp_remove_padding);
EXPORT_SYMBOL_NS_GPL(cs_dsp_remove_padding, FW_CS_DSP);
/**
* cs_dsp_adsp2_bus_error() - Handle a DSP bus error interrupt
@ -3026,7 +3026,7 @@ void cs_dsp_adsp2_bus_error(struct cs_dsp *dsp)
error:
mutex_unlock(&dsp->pwr_lock);
}
EXPORT_SYMBOL_GPL(cs_dsp_adsp2_bus_error);
EXPORT_SYMBOL_NS_GPL(cs_dsp_adsp2_bus_error, FW_CS_DSP);
/**
* cs_dsp_halo_bus_error() - Handle a DSP bus error interrupt
@ -3086,7 +3086,7 @@ void cs_dsp_halo_bus_error(struct cs_dsp *dsp)
exit_unlock:
mutex_unlock(&dsp->pwr_lock);
}
EXPORT_SYMBOL_GPL(cs_dsp_halo_bus_error);
EXPORT_SYMBOL_NS_GPL(cs_dsp_halo_bus_error, FW_CS_DSP);
/**
* cs_dsp_halo_wdt_expire() - Handle DSP watchdog expiry
@ -3106,7 +3106,7 @@ void cs_dsp_halo_wdt_expire(struct cs_dsp *dsp)
mutex_unlock(&dsp->pwr_lock);
}
EXPORT_SYMBOL_GPL(cs_dsp_halo_wdt_expire);
EXPORT_SYMBOL_NS_GPL(cs_dsp_halo_wdt_expire, FW_CS_DSP);
static const struct cs_dsp_ops cs_dsp_adsp1_ops = {
.validate_version = cs_dsp_validate_version,
@ -3228,7 +3228,7 @@ int cs_dsp_chunk_write(struct cs_dsp_chunk *ch, int nbits, u32 val)
return 0;
}
EXPORT_SYMBOL_GPL(cs_dsp_chunk_write);
EXPORT_SYMBOL_NS_GPL(cs_dsp_chunk_write, FW_CS_DSP);
/**
* cs_dsp_chunk_flush() - Pad remaining data with zero and commit to chunk
@ -3247,7 +3247,7 @@ int cs_dsp_chunk_flush(struct cs_dsp_chunk *ch)
return cs_dsp_chunk_write(ch, CS_DSP_DATA_WORD_BITS - ch->cachebits, 0);
}
EXPORT_SYMBOL_GPL(cs_dsp_chunk_flush);
EXPORT_SYMBOL_NS_GPL(cs_dsp_chunk_flush, FW_CS_DSP);
/**
* cs_dsp_chunk_read() - Parse data from a DSP memory chunk
@ -3289,7 +3289,7 @@ int cs_dsp_chunk_read(struct cs_dsp_chunk *ch, int nbits)
return result;
}
EXPORT_SYMBOL_GPL(cs_dsp_chunk_read);
EXPORT_SYMBOL_NS_GPL(cs_dsp_chunk_read, FW_CS_DSP);
MODULE_DESCRIPTION("Cirrus Logic DSP Support");
MODULE_AUTHOR("Simon Trimmer <simont@opensource.cirrus.com>");

2
sound/pci/hda/Kconfig
View file

@ -98,7 +98,7 @@ config SND_HDA_SCODEC_CS35L41
config SND_HDA_CS_DSP_CONTROLS
tristate
select CS_DSP
select FW_CS_DSP
config SND_HDA_SCODEC_CS35L41_I2C
tristate "Build CS35L41 HD-audio side codec support for I2C Bus"

1
sound/pci/hda/cs35l41_hda.c
View file

@ -1545,3 +1545,4 @@ MODULE_DESCRIPTION("CS35L41 HDA Driver");
MODULE_IMPORT_NS(SND_HDA_CS_DSP_CONTROLS);
MODULE_AUTHOR("Lucas Tanure, Cirrus Logic Inc, <tanureal@opensource.cirrus.com>");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(FW_CS_DSP);

1
sound/pci/hda/hda_cs_dsp_ctl.c
View file

@ -249,3 +249,4 @@ EXPORT_SYMBOL_NS_GPL(hda_cs_dsp_read_ctl, SND_HDA_CS_DSP_CONTROLS);
MODULE_DESCRIPTION("CS_DSP ALSA Control HDA Library");
MODULE_AUTHOR("Stefan Binding, <sbinding@opensource.cirrus.com>");
MODULE_LICENSE("GPL");
MODULE_IMPORT_NS(FW_CS_DSP);

2
sound/soc/codecs/Kconfig
View file

@ -349,7 +349,7 @@ config SND_SOC_WM_HUBS
config SND_SOC_WM_ADSP
tristate
select CS_DSP
select FW_CS_DSP
select SND_SOC_COMPRESS
default y if SND_SOC_MADERA=y
default y if SND_SOC_CS47L24=y

1
sound/soc/codecs/wm_adsp.c
View file

@ -2069,3 +2069,4 @@ static const struct cs_dsp_client_ops wm_adsp2_client_ops = {
};
MODULE_LICENSE("GPL v2");
MODULE_IMPORT_NS(FW_CS_DSP);