diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/input/mouse/cyapa_gen5.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/input/mouse/cyapa_gen5.c b/drivers/input/mouse/cyapa_gen5.c index 5b611dd71e79..afc39e799da2 100644 --- a/drivers/input/mouse/cyapa_gen5.c +++ b/drivers/input/mouse/cyapa_gen5.c @@ -352,7 +352,7 @@ struct gen5_app_cmd_head { u8 parameter_data[0]; /* Parameter data variable based on cmd_code */ } __packed; -/* Applicaton get/set parameter command data structure */ +/* Application get/set parameter command data structure */ struct gen5_app_set_parameter_data { u8 parameter_id; u8 parameter_size; @@ -832,7 +832,7 @@ static int gen5_hid_description_header_parse(struct cyapa *cyapa, u8 *reg_data) int ret; /* 0x20 0x00 0xF7 is Gen5 Application HID Description Header; - * 0x20 0x00 0xFF is Gen5 Booloader HID Description Header. + * 0x20 0x00 0xFF is Gen5 Bootloader HID Description Header. * * Must read HID Description content through out, * otherwise Gen5 trackpad cannot response next command @@ -1654,8 +1654,8 @@ static int cyapa_gen5_set_power_mode(struct cyapa *cyapa, * that trackpad unable to report signal to wake system up * in the special situation that system is in suspending, and * at the same time, user touch trackpad to wake system up. - * This function can avoid the data to be buffured when system - * is suspending which may cause interrput line unable to be + * This function can avoid the data to be buffered when system + * is suspending which may cause interrupt line unable to be * asserted again. */ cyapa_empty_pip_output_data(cyapa, NULL, NULL, NULL); @@ -2546,16 +2546,11 @@ static bool cyapa_gen5_irq_cmd_handler(struct cyapa *cyapa) gen5_pip->resp_sort_func(cyapa, gen5_pip->irq_cmd_buf, length))) { /* - * Cover the Gen5 V1 firmware issue. - * The issue is there is no interrut will be - * asserted to notityf host to read a command - * data out when always has finger touch on - * trackpad during the command is issued to - * trackad device. - * This issue has the scenario is that, - * user always has his fingers touched on - * trackpad device when booting/rebooting - * their chrome book. + * Work around the Gen5 V1 firmware + * that does not assert interrupt signalling + * that command response is ready if user + * keeps touching the trackpad while command + * is sent to the device. */ length = 0; if (gen5_pip->resp_len) |