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authorGeorge Spelvin <linux@horizon.com>2014-05-11 08:17:37 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-07-25 23:54:32 -0300
commit220edfb0f724594327e291582249d47e6017a697 (patch)
tree316dcdbe072b17d9292702632726a787bc24adad /drivers/media/rc
parentd701c8318bc233f90ba6a7a6d1d2aace9e8ea2cf (diff)
[media] ati_remote: Add comments to keycode table
A more detailed description of what the buttons look like and their intended function makes it easier for people to maintain this code without access to the hardware. [m.chehab@samsung.com: Fixed a typo "Mdeia" instead of "Media"] Signed-off-by: George Spelvin <linux@horizon.com> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/rc')
-rw-r--r--drivers/media/rc/keymaps/rc-ati-x10.c33
1 files changed, 23 insertions, 10 deletions
diff --git a/drivers/media/rc/keymaps/rc-ati-x10.c b/drivers/media/rc/keymaps/rc-ati-x10.c
index 4e2cbbafe97..8b01a72145b 100644
--- a/drivers/media/rc/keymaps/rc-ati-x10.c
+++ b/drivers/media/rc/keymaps/rc-ati-x10.c
@@ -26,6 +26,17 @@
#include <linux/module.h>
#include <media/rc-map.h>
+/*
+ * Intended usage comments below are from vendor-supplied
+ * Source: ATI REMOTE WONDERâ„¢ Installation Guide
+ * http://www2.ati.com/manuals/remctrl.pdf
+ *
+ * Scancodes were in strict left-right, top-bottom order on the
+ * original ATI Remote Wonder, but were moved on later models.
+ *
+ * Keys A-F are intended to be user-programmable.
+ */
+
static struct rc_map_table ati_x10[] = {
/* keyboard - Above the cursor pad */
{ 0x00, KEY_A },
@@ -35,9 +46,11 @@ static struct rc_map_table ati_x10[] = {
{ 0x03, KEY_TV }, /* TV */
{ 0x04, KEY_DVD }, /* DVD */
{ 0x05, KEY_WWW }, /* WEB */
- { 0x06, KEY_BOOKMARKS }, /* "book" */
- { 0x07, KEY_EDIT }, /* "hand" */
- /* Below the cursor pad */
+ { 0x06, KEY_BOOKMARKS }, /* "book": Open Media Library */
+ { 0x07, KEY_EDIT }, /* "hand": Toggle left mouse button (grab) */
+
+ /* Mouse emulation pad goes here, handled by driver separately */
+
{ 0x09, KEY_VOLUMEDOWN }, /* VOL + */
{ 0x08, KEY_VOLUMEUP }, /* VOL - */
{ 0x0a, KEY_MUTE }, /* MUTE */
@@ -53,9 +66,9 @@ static struct rc_map_table ati_x10[] = {
{ 0x13, KEY_7 },
{ 0x14, KEY_8 },
{ 0x15, KEY_9 },
- { 0x16, KEY_MENU }, /* "menu" */
+ { 0x16, KEY_MENU }, /* "menu": DVD root menu */
{ 0x17, KEY_0 },
- { 0x18, KEY_KPENTER }, /* "check" */
+ { 0x18, KEY_KPENTER }, /* "check": DVD setup menu */
/* DVD navigation buttons */
{ 0x19, KEY_C },
@@ -72,13 +85,13 @@ static struct rc_map_table ati_x10[] = {
{ 0x22, KEY_DOWN }, /* down */
{ 0x23, KEY_F },
/* Play/stop/pause buttons */
- { 0x24, KEY_REWIND }, /* (<<) */
- { 0x25, KEY_PLAY }, /* ( >) */
- { 0x26, KEY_FORWARD }, /* (>>) */
+ { 0x24, KEY_REWIND }, /* (<<) Rewind */
+ { 0x25, KEY_PLAY }, /* ( >) Play */
+ { 0x26, KEY_FORWARD }, /* (>>) Fast forward */
{ 0x27, KEY_RECORD }, /* ( o) red */
- { 0x28, KEY_STOP }, /* ([]) */
- { 0x29, KEY_PAUSE }, /* ('') */
+ { 0x28, KEY_STOP }, /* ([]) Stop */
+ { 0x29, KEY_PAUSE }, /* ('') Pause */
/* Extra keys, not on the original ATI remote */
{ 0x2a, KEY_NEXT }, /* (>+) */