[U-Boot] [PATCH v2 04/28] input: Add the keycode translation tables separately
Simon Glass
sjg at chromium.org
Mon Oct 19 05:17:13 CEST 2015
Require the caller to add the keycode translation tables separately so that
it can select which ones to use. In a later patch we will add the option to
add German tables.
Signed-off-by: Simon Glass <sjg at chromium.org>
---
Changes in v2:
- Add error checking to input_add_tables()
board/kosagi/novena/novena.c | 1 +
drivers/input/cros_ec_keyb.c | 1 +
drivers/input/input.c | 26 +++++++++++++++++---------
drivers/input/tegra-kbc.c | 1 +
include/input.h | 10 ++++++++++
5 files changed, 30 insertions(+), 9 deletions(-)
diff --git a/board/kosagi/novena/novena.c b/board/kosagi/novena/novena.c
index 69f5be3..48cbb0f 100644
--- a/board/kosagi/novena/novena.c
+++ b/board/kosagi/novena/novena.c
@@ -88,6 +88,7 @@ int drv_keyboard_init(void)
debug("%s: Cannot set up input\n", __func__);
return -1;
}
+ input_add_tables(&button_input);
button_input.read_keys = novena_gpio_button_read_keys;
error = input_stdio_register(&dev);
diff --git a/drivers/input/cros_ec_keyb.c b/drivers/input/cros_ec_keyb.c
index a31aa77..eaab86f 100644
--- a/drivers/input/cros_ec_keyb.c
+++ b/drivers/input/cros_ec_keyb.c
@@ -255,6 +255,7 @@ int drv_keyboard_init(void)
return -1;
}
config.input.read_keys = cros_ec_kbc_check;
+ input_add_tables(&config.input);
memset(&dev, '\0', sizeof(dev));
strcpy(dev.name, "cros-ec-keyb");
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 9033935..82e8381 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -457,19 +457,27 @@ void input_set_delays(struct input_config *config, int repeat_delay_ms,
config->repeat_rate_ms = repeat_rate_ms;
}
+int input_add_tables(struct input_config *config)
+{
+ int ret;
+
+ ret = input_add_table(config, -1, -1,
+ kbd_plain_xlate, ARRAY_SIZE(kbd_plain_xlate));
+ if (ret)
+ return ret;
+ ret = input_add_table(config, KEY_LEFTSHIFT, KEY_RIGHTSHIFT,
+ kbd_shift_xlate, ARRAY_SIZE(kbd_shift_xlate));
+ if (ret)
+ return ret;
+
+ return input_add_table(config, KEY_LEFTCTRL, KEY_RIGHTCTRL,
+ kbd_ctrl_xlate, ARRAY_SIZE(kbd_ctrl_xlate));
+}
+
int input_init(struct input_config *config, int leds)
{
memset(config, '\0', sizeof(*config));
config->leds = leds;
- if (input_add_table(config, -1, -1,
- kbd_plain_xlate, ARRAY_SIZE(kbd_plain_xlate)) ||
- input_add_table(config, KEY_LEFTSHIFT, KEY_RIGHTSHIFT,
- kbd_shift_xlate, ARRAY_SIZE(kbd_shift_xlate)) ||
- input_add_table(config, KEY_LEFTCTRL, KEY_RIGHTCTRL,
- kbd_ctrl_xlate, ARRAY_SIZE(kbd_ctrl_xlate))) {
- debug("%s: Could not add modifier tables\n", __func__);
- return -ENOSPC;
- }
return 0;
}
diff --git a/drivers/input/tegra-kbc.c b/drivers/input/tegra-kbc.c
index c9c9fac..3310f84 100644
--- a/drivers/input/tegra-kbc.c
+++ b/drivers/input/tegra-kbc.c
@@ -355,6 +355,7 @@ int drv_keyboard_init(void)
return -1;
}
config.input.read_keys = tegra_kbc_check;
+ input_add_tables(input);
memset(&dev, '\0', sizeof(dev));
strcpy(dev.name, "tegra-kbc");
diff --git a/include/input.h b/include/input.h
index 7bccc8e..71f3538 100644
--- a/include/input.h
+++ b/include/input.h
@@ -123,6 +123,16 @@ void input_set_delays(struct input_config *config, int repeat_delay_ms,
int repeat_rate_ms);
/**
+ * Set up the key map tables
+ *
+ * This must be called after input_init() or keycode decoding will not work.
+ *
+ * @param config Input state
+ * @return 0 if ok, -1 on error
+ */
+int input_add_tables(struct input_config *config);
+
+/**
* Set up the input handler with basic key maps.
*
* @param config Input state
--
2.6.0.rc2.230.g3dd15c0
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