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speakup_dummy: log about characters received by the dummy driver 

The dummy speakup driver is used to check that speakup is working
properly, without the need for actually owning the hardware. Some
drivers require receiving characters, so we need a way to check that
this is working properly.

Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
Link: https://lore.kernel.org/r/20201101183913.yg35cbqpn2ba6cew@function
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Samuel Thibault 2020-11-01 19:39:13 +01:00 committed by Greg Kroah-Hartman
parent 552c08a8e0
commit a79db45fa5
1 changed files with 6 additions and 1 deletions
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7
drivers/accessibility/speakup/speakup_dummy.c
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@ -80,6 +80,11 @@ static struct attribute *synth_attrs[] = {
NULL, /* need to NULL terminate the list of attributes */
};
static void read_buff_add(u_char c)
{
pr_info("speakup_dummy: got character %02x\n", c);
}
static struct spk_synth synth_dummy = {
.name = "dummy",
.version = DRV_VERSION,
@ -103,7 +108,7 @@ static struct spk_synth synth_dummy = {
.flush = spk_synth_flush,
.is_alive = spk_synth_is_alive_restart,
.synth_adjust = NULL,
.read_buff_add = NULL,
.read_buff_add = read_buff_add,
.get_index = NULL,
.indexing = {
.command = NULL,