@@ -204,7 +204,7 @@ int slim_stream_prepare(struct slim_stream_runtime *rt,
{
struct slim_controller *ctrl = rt->dev->ctrl;
struct slim_port *port;
- int num_ports, i, port_id;
+ int num_ports, i, port_id, prrate;
pr_err("%s:%d AAAA\n", __func__, __LINE__);
if (rt->ports) {
@@ -222,6 +222,13 @@ int slim_stream_prepare(struct slim_stream_runtime *rt,
rt->bps = cfg->bps;
rt->direction = cfg->direction;
+ prrate = slim_get_prate_code(cfg->rate);
+ if (prrate < 0) {
+ dev_err(&rt->dev->dev, "Cannot get presence rate for rate %d Hz\n",
+ cfg->rate);
+ return -EINVAL;
+ }
+
if (cfg->rate % ctrl->a_framer->superfreq) {
/*
* data rate not exactly multiple of super frame,
@@ -242,7 +249,7 @@ int slim_stream_prepare(struct slim_stream_runtime *rt,
port = &rt->ports[i];
port->state = SLIM_PORT_DISCONNECTED;
port->id = port_id;
- port->ch.prrate = slim_get_prate_code(cfg->rate);
+ port->ch.prrate = prrate;
port->ch.id = cfg->chs[i];
port->ch.data_fmt = SLIM_CH_DATA_FMT_NOT_DEFINED;
port->ch.aux_fmt = SLIM_CH_AUX_FMT_NOT_APPLICABLE;
Handle errors of getting presence rate for unsupported stream bitrate, instead of sending -EINVAL in change content message. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org> --- drivers/slimbus/stream.c | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-)