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ASoC: Intel: Skylake: Use UUID in binary format 

To avoid complex string manipulations with UUID in canonical
form, use UUID in binary format.

Signed-off-by: Shreyas NC <shreyas.nc@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Shreyas NC 2016-04-21 11:45:22 +05:30 committed by Mark Brown
parent 92eb4f62cb
commit 09305da97c
5 changed files with 11 additions and 10 deletions
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2
sound/soc/intel/skylake/skl-sst-dsp.h
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@ -118,7 +118,7 @@ struct skl_dsp_fw_ops {
int (*set_state_D0)(struct sst_dsp *ctx);
int (*set_state_D3)(struct sst_dsp *ctx);
unsigned int (*get_fw_errcode)(struct sst_dsp *ctx);
int (*load_mod)(struct sst_dsp *ctx, u16 mod_id, char *mod_name);
int (*load_mod)(struct sst_dsp *ctx, u16 mod_id, u8 *mod_name);
int (*unload_mod)(struct sst_dsp *ctx, u16 mod_id);
};

9
sound/soc/intel/skylake/skl-sst.c
View File

@ -20,6 +20,7 @@
#include <linux/delay.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/uuid.h>
#include "../common/sst-dsp.h"
#include "../common/sst-dsp-priv.h"
#include "../common/sst-ipc.h"
@ -304,14 +305,16 @@ static int skl_transfer_module(struct sst_dsp *ctx,
return ret;
}
static int skl_load_module(struct sst_dsp *ctx, u16 mod_id, char *guid)
static int skl_load_module(struct sst_dsp *ctx, u16 mod_id, u8 *guid)
{
struct skl_module_table *module_entry = NULL;
int ret = 0;
char mod_name[64]; /* guid str = 32 chars + 4 hyphens */
uuid_le *uuid_mod;
snprintf(mod_name, sizeof(mod_name), "%s%s%s",
"intel/dsp_fw_", guid, ".bin");
uuid_mod = (uuid_le *)guid;
snprintf(mod_name, sizeof(mod_name), "%s%pUL%s",
"intel/dsp_fw_", uuid_mod, ".bin");
module_entry = skl_module_get_from_id(ctx, mod_id);
if (module_entry == NULL) {

6
sound/soc/intel/skylake/skl-topology.c
View File

@ -1550,6 +1550,8 @@ static int skl_tplg_widget_load(struct snd_soc_component *cmpnt,
return -ENOMEM;
w->priv = mconfig;
memcpy(&mconfig->guid, &dfw_config->uuid, 16);
mconfig->id.module_id = dfw_config->module_id;
mconfig->id.instance_id = dfw_config->instance_id;
mconfig->mcps = dfw_config->max_mcps;
@ -1579,10 +1581,6 @@ static int skl_tplg_widget_load(struct snd_soc_component *cmpnt,
mconfig->time_slot = dfw_config->time_slot;
mconfig->formats_config.caps_size = dfw_config->caps.caps_size;
if (dfw_config->is_loadable)
memcpy(mconfig->guid, dfw_config->uuid,
ARRAY_SIZE(dfw_config->uuid));
mconfig->m_in_pin = devm_kzalloc(bus->dev, (mconfig->max_in_queue) *
sizeof(*mconfig->m_in_pin),
GFP_KERNEL);

2
sound/soc/intel/skylake/skl-topology.h
View File

@ -281,7 +281,7 @@ enum skl_module_state {
};
struct skl_module_cfg {
char guid[SKL_UUID_STR_SZ];
u8 guid[16];
struct skl_module_inst_id id;
u8 domain;
bool homogenous_inputs;

2
sound/soc/intel/skylake/skl-tplg-interface.h
View File

@ -181,7 +181,7 @@ struct skl_dfw_pipe {
} __packed;
struct skl_dfw_module {
char uuid[SKL_UUID_STR_SZ];
u8 uuid[16];
u16 module_id;
u16 instance_id;