tty: vt: define an enum for CSI+] codes

Decrypt the constant values by proper enum names. This time in
setterm_command() (to be renamed to csi_RSB() in the next patches).

Signed-off-by: "Jiri Slaby (SUSE)" <jirislaby@kernel.org>
Link: https://lore.kernel.org/r/20240202065608.14019-8-jirislaby@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 04d109464994a336ead8dcc1054fb2a733d65b9a..9db545f305dc3139f7efa5fdaaee47675c9bae30 100644 (file)
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -1955,62 +1955,76 @@ static void csi_hl(struct vc_data *vc, bool on_off)
                }
 }
 
+enum CSI_right_square_bracket {
+       CSI_RSB_COLOR_FOR_UNDERLINE             = 1,
+       CSI_RSB_COLOR_FOR_HALF_BRIGHT           = 2,
+       CSI_RSB_MAKE_CUR_COLOR_DEFAULT          = 8,
+       CSI_RSB_BLANKING_INTERVAL               = 9,
+       CSI_RSB_BELL_FREQUENCY                  = 10,
+       CSI_RSB_BELL_DURATION                   = 11,
+       CSI_RSB_BRING_CONSOLE_TO_FRONT          = 12,
+       CSI_RSB_UNBLANK                         = 13,
+       CSI_RSB_VESA_OFF_INTERVAL               = 14,
+       CSI_RSB_BRING_PREV_CONSOLE_TO_FRONT     = 15,
+       CSI_RSB_CURSOR_BLINK_INTERVAL           = 16,
+};
+
 /* console_lock is held */
 static void setterm_command(struct vc_data *vc)
 {
        switch (vc->vc_par[0]) {
-       case 1: /* set color for underline mode */
+       case CSI_RSB_COLOR_FOR_UNDERLINE:
                if (vc->vc_can_do_color && vc->vc_par[1] < 16) {
                        vc->vc_ulcolor = color_table[vc->vc_par[1]];
                        if (vc->state.underline)
                                update_attr(vc);
                }
                break;
-       case 2: /* set color for half intensity mode */
+       case CSI_RSB_COLOR_FOR_HALF_BRIGHT:
                if (vc->vc_can_do_color && vc->vc_par[1] < 16) {
                        vc->vc_halfcolor = color_table[vc->vc_par[1]];
                        if (vc->state.intensity == VCI_HALF_BRIGHT)
                                update_attr(vc);
                }
                break;
-       case 8: /* store colors as defaults */
+       case CSI_RSB_MAKE_CUR_COLOR_DEFAULT:
                vc->vc_def_color = vc->vc_attr;
                if (vc->vc_hi_font_mask == 0x100)
                        vc->vc_def_color >>= 1;
                default_attr(vc);
                update_attr(vc);
                break;
-       case 9: /* set blanking interval */
+       case CSI_RSB_BLANKING_INTERVAL:
                blankinterval = min(vc->vc_par[1], 60U) * 60;
                poke_blanked_console();
                break;
-       case 10: /* set bell frequency in Hz */
+       case CSI_RSB_BELL_FREQUENCY:
                if (vc->vc_npar >= 1)
                        vc->vc_bell_pitch = vc->vc_par[1];
                else
                        vc->vc_bell_pitch = DEFAULT_BELL_PITCH;
                break;
-       case 11: /* set bell duration in msec */
+       case CSI_RSB_BELL_DURATION:
                if (vc->vc_npar >= 1)
                        vc->vc_bell_duration = (vc->vc_par[1] < 2000) ?
                                msecs_to_jiffies(vc->vc_par[1]) : 0;
                else
                        vc->vc_bell_duration = DEFAULT_BELL_DURATION;
                break;
-       case 12: /* bring specified console to the front */
+       case CSI_RSB_BRING_CONSOLE_TO_FRONT:
                if (vc->vc_par[1] >= 1 && vc_cons_allocated(vc->vc_par[1] - 1))
                        set_console(vc->vc_par[1] - 1);
                break;
-       case 13: /* unblank the screen */
+       case CSI_RSB_UNBLANK:
                poke_blanked_console();
                break;
-       case 14: /* set vesa powerdown interval */
+       case CSI_RSB_VESA_OFF_INTERVAL:
                vesa_off_interval = min(vc->vc_par[1], 60U) * 60 * HZ;
                break;
-       case 15: /* activate the previous console */
+       case CSI_RSB_BRING_PREV_CONSOLE_TO_FRONT:
                set_console(last_console);
                break;
-       case 16: /* set cursor blink duration in msec */
+       case CSI_RSB_CURSOR_BLINK_INTERVAL:
                if (vc->vc_npar >= 1 && vc->vc_par[1] >= 50 &&
                                vc->vc_par[1] <= USHRT_MAX)
                        vc->vc_cur_blink_ms = vc->vc_par[1];