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msm: ADSPRPC: Update unsigned pd support on cDSP from kernel

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Query for unsigned pd support on cDSP domain and update
the unsigned_support flag during fastrpc_init process.

Change-Id: I61f4c748ad08155f418422183acc8473a7b0e0a8
Signed-off-by: Vamsi Krishna Gattupalli <quic_vgattupa@quicinc.com>
This commit is contained in:
Vamsi Krishna Gattupalli 2021-05-28 14:19:24 +05:30 • committed by Gerrit - the friendly Code Review server
commit 82f95877cb
1 changed files with 28 additions and 0 deletions
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28
drivers/char/adsprpc.c
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@ -142,6 +142,7 @@
#define SDSP_DOMAIN_ID (2)
#define CDSP_DOMAIN_ID (3)
#define UNSIGNED_PD_SUPPORT 1
/*
* ctxid of every message is OR-ed with fl->pd (0/1/2) before
* it is sent to DSP. So mask 2 LSBs to retrieve actual context
@ -6149,6 +6150,28 @@ bail:
return err;
}
static int fastrpc_update_cdsp_support(struct fastrpc_file *fl)
{
struct fastrpc_ioctl_capability *dsp_query;
struct fastrpc_apps *me = &gfa;
int err = 0;
VERIFY(err, NULL != (dsp_query = kzalloc(sizeof(*dsp_query),
GFP_KERNEL)));
if (err)
goto bail;
dsp_query->domain = CDSP_DOMAIN_ID;
dsp_query->attribute_ID = UNSIGNED_PD_SUPPORT;
err = fastrpc_get_info_from_kernel(dsp_query, fl);
if (err)
goto bail;
if (!dsp_query->capability)
me->channel[CDSP_DOMAIN_ID].unsigned_support = false;
bail:
kfree(dsp_query);
return err;
}
static long fastrpc_device_ioctl(struct file *file, unsigned int ioctl_num,
unsigned long ioctl_param)
{
@ -6157,6 +6180,7 @@ static long fastrpc_device_ioctl(struct file *file, unsigned int ioctl_num,
struct fastrpc_file *fl = (struct fastrpc_file *)file->private_data;
int size = 0, err = 0;
uint32_t info;
static bool isquerydone;
p.inv.fds = NULL;
p.inv.attrs = NULL;
@ -6255,6 +6279,10 @@ static long fastrpc_device_ioctl(struct file *file, unsigned int ioctl_num,
VERIFY(err, 0 == (err = fastrpc_init_process(fl, &p.init)));
if (err)
goto bail;
if ((fl->cid == CDSP_DOMAIN_ID) && !isquerydone) {
if (!fastrpc_update_cdsp_support(fl))
isquerydone = true;
}
break;
case FASTRPC_IOCTL_GET_DSP_INFO:
err = fastrpc_get_dsp_info(&p.cap, param, fl);