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| author | Takashi Iwai <tiwai@suse.de> | 2023-03-03 14:20:56 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2023-03-03 14:20:56 +0100 |
| commit | 26ed1d29fc44f3f2f0c396c1392abefac5f0454e (patch) | |
| tree | ffba9ebddf759f04cbeca8adace5cc8093c58c2d /drivers/platform/surface/aggregator/ssh_request_layer.c | |
| parent | e97fc9cffbb9f372b53b42c36cd7b20aab44a554 (diff) | |
| parent | 7933b90b42896f5b6596e6a829bb31c5121fc2a9 (diff) | |
Merge branch 'for-next' into for-linus
Diffstat (limited to 'drivers/platform/surface/aggregator/ssh_request_layer.c')
| -rw-r--r-- | drivers/platform/surface/aggregator/ssh_request_layer.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/drivers/platform/surface/aggregator/ssh_request_layer.c b/drivers/platform/surface/aggregator/ssh_request_layer.c index f5565570f16c..69132976d297 100644 --- a/drivers/platform/surface/aggregator/ssh_request_layer.c +++ b/drivers/platform/surface/aggregator/ssh_request_layer.c @@ -916,6 +916,20 @@ static void ssh_rtl_rx_command(struct ssh_ptl *p, const struct ssam_span *data) if (sshp_parse_command(dev, data, &command, &command_data)) return; + /* + * Check if the message was intended for us. If not, drop it. + * + * Note: We will need to change this to handle debug messages. On newer + * generation devices, these seem to be sent to tid_out=0x03. We as + * host can still receive them as they can be forwarded via an override + * option on SAM, but doing so does not change tid_out=0x00. + */ + if (command->tid_out != 0x00) { + rtl_warn(rtl, "rtl: dropping message not intended for us (tid = %#04x)\n", + command->tid_out); + return; + } + if (ssh_rqid_is_event(get_unaligned_le16(&command->rqid))) ssh_rtl_rx_event(rtl, command, &command_data); else |