[v2,29/47] tty: vt: remove CM_* constants

Message ID	20240122110401.7289-30-jirislaby@kernel.org
State	Superseded
Headers	show Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 0B1EB41770; Mon, 22 Jan 2024 11:05:04 +0000 (UTC) From: "Jiri Slaby (SUSE)" <jirislaby@kernel.org> To: gregkh@linuxfoundation.org Cc: linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, "Jiri Slaby (SUSE)" <jirislaby@kernel.org>, Helge Deller <deller@gmx.de>, "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>, Daniel Vetter <daniel@ffwll.ch>, linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-parisc@vger.kernel.org Subject: [PATCH v2 29/47] tty: vt: remove CM_* constants Date: Mon, 22 Jan 2024 12:03:43 +0100 Message-ID: <20240122110401.7289-30-jirislaby@kernel.org> In-Reply-To: <20240122110401.7289-1-jirislaby@kernel.org> References: <20240122110401.7289-1-jirislaby@kernel.org> Precedence: bulk MIME-Version: 1.0 Content-Transfer-Encoding: 8bit
Series	tty: vt: cleanup and documentation \| expand [v2,00/47] tty: vt: cleanup and documentation [v2,02/47] fbcon: make display_desc a static array in fbcon_startup() [v2,19/47] tty: vt: make consw::con_debug_() return void [v2,21/47] tty: vt: sanitize arguments of consw::con_clear() [v2,24/47] tty: vt: eliminate unneeded consw::con_putc() implementations [v2,27/47] consoles: use if instead of switch-case in consw::con_cursor() [v2,29/47] tty: vt: remove CM_ constants [v2,31/47] tty: vt: stop using -1 for blank mode in consw::con_blank() [v2,33/47] tty: vt: use VESA blanking constants [v2,35/47] tty: vt: make types around consw::con_blank() bool [v2,37/47] tty: vt: make consw::con_font_default()'s name const [v2,39/47] fbcon: remove consw::con_screen_pos()

diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c index 6091ffcf93d8..e4edcaf9d0a3 100644 --- a/drivers/tty/vt/vt.c +++ b/drivers/tty/vt/vt.c @@ -860,7 +860,7 @@ static void hide_cursor(struct vc_data *vc) if (vc_is_sel(vc)) clear_selection(); - vc->vc_sw->con_cursor(vc, CM_ERASE); + vc->vc_sw->con_cursor(vc, false); hide_softcursor(vc); } @@ -873,7 +873,7 @@ static void set_cursor(struct vc_data *vc) clear_selection(); add_softcursor(vc); if (CUR_SIZE(vc->vc_cursor_type) != CUR_NONE) - vc->vc_sw->con_cursor(vc, CM_DRAW); + vc->vc_sw->con_cursor(vc, true); } else hide_cursor(vc); } diff --git a/drivers/video/console/dummycon.c b/drivers/video/console/dummycon.c index 188d9f3e201c..1171e27edef7 100644 --- a/drivers/video/console/dummycon.c +++ b/drivers/video/console/dummycon.c @@ -113,7 +113,7 @@ static void dummycon_init(struct vc_data *vc, bool init) static void dummycon_deinit(struct vc_data *vc) { } static void dummycon_clear(struct vc_data *vc, unsigned int sy, unsigned int sx, unsigned int width) { } -static void dummycon_cursor(struct vc_data *vc, int mode) { } +static void dummycon_cursor(struct vc_data *vc, bool enable) { } static bool dummycon_scroll(struct vc_data *vc, unsigned int top, unsigned int bottom, enum con_scroll dir, diff --git a/drivers/video/console/mdacon.c b/drivers/video/console/mdacon.c index b8822b615b2f..bc851a1d9f4d 100644 --- a/drivers/video/console/mdacon.c +++ b/drivers/video/console/mdacon.c @@ -470,9 +470,9 @@ static int mdacon_blank(struct vc_data *c, int blank, int mode_switch) } } -static void mdacon_cursor(struct vc_data *c, int mode) +static void mdacon_cursor(struct vc_data *c, bool enable) { - if (mode == CM_ERASE) { + if (!enable) { mda_set_cursor(mda_vram_len - 1); return; } diff --git a/drivers/video/console/newport_con.c b/drivers/video/console/newport_con.c index f852717b88f0..e35406dea7c7 100644 --- a/drivers/video/console/newport_con.c +++ b/drivers/video/console/newport_con.c @@ -438,14 +438,14 @@ static void newport_putcs(struct vc_data *vc, const u16 *s, } } -static void newport_cursor(struct vc_data *vc, int mode) +static void newport_cursor(struct vc_data *vc, bool enable) { unsigned short treg; int xcurs, ycurs; treg = newport_vc2_get(npregs, VC2_IREG_CONTROL); - if (mode == CM_ERASE) { + if (!enable) { newport_vc2_set(npregs, VC2_IREG_CONTROL, (treg & ~(VC2_CTRL_ECDISP))); return; diff --git a/drivers/video/console/sticon.c b/drivers/video/console/sticon.c index 42480874db00..786e1b3a98ea 100644 --- a/drivers/video/console/sticon.c +++ b/drivers/video/console/sticon.c @@ -86,7 +86,7 @@ static void sticon_putcs(struct vc_data *conp, const u16 *s, unsigned int count, } } -static void sticon_cursor(struct vc_data *conp, int mode) +static void sticon_cursor(struct vc_data *conp, bool enable) { unsigned short car1; @@ -95,7 +95,7 @@ static void sticon_cursor(struct vc_data *conp, int mode) return; car1 = conp->vc_screenbuf[conp->state.x + conp->state.y * conp->vc_cols]; - if (mode == CM_ERASE) { + if (!enable) { sti_putc(sticon_sti, car1, conp->state.y, conp->state.x, font_data[conp->vc_num]); return; @@ -121,7 +121,7 @@ static bool sticon_scroll(struct vc_data *conp, unsigned int t, if (vga_is_gfx) return false; - sticon_cursor(conp, CM_ERASE); + sticon_cursor(conp, false); switch (dir) { case SM_UP: diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c index 82d01a9ccd6d..d93eb15da435 100644 --- a/drivers/video/console/vgacon.c +++ b/drivers/video/console/vgacon.c @@ -503,7 +503,7 @@ static void vgacon_set_cursor_size(int from, int to) raw_spin_unlock_irqrestore(&vga_lock, flags); } -static void vgacon_cursor(struct vc_data *c, int mode) +static void vgacon_cursor(struct vc_data *c, bool enable) { unsigned int c_height; @@ -516,7 +516,7 @@ static void vgacon_cursor(struct vc_data *c, int mode) write_vga(14, (c->vc_pos - vga_vram_base) / 2); - if (mode == CM_ERASE) { + if (!enable) { if (vga_video_type >= VIDEO_TYPE_VGAC) vgacon_set_cursor_size(31, 30); else @@ -1030,7 +1030,7 @@ static int vgacon_adjust_height(struct vc_data *vc, unsigned fontheight) /* void size to cause regs to be rewritten */ cursor_size_lastfrom = 0; cursor_size_lastto = 0; - c->vc_sw->con_cursor(c, CM_DRAW); + c->vc_sw->con_cursor(c, true); } c->vc_font.height = c->vc_cell_height = fontheight; vc_resize(c, 0, rows); /* Adjust console size */ diff --git a/drivers/video/fbdev/core/bitblit.c b/drivers/video/fbdev/core/bitblit.c index daff152f4c22..3ff1b2a8659e 100644 --- a/drivers/video/fbdev/core/bitblit.c +++ b/drivers/video/fbdev/core/bitblit.c @@ -233,7 +233,7 @@ static void bit_clear_margins(struct vc_data *vc, struct fb_info *info, } } -static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void bit_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; @@ -348,7 +348,7 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode, mask[i++] = msk; } - ops->cursor_state.enable = (mode != CM_ERASE) && !use_sw; + ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; diff --git a/drivers/video/fbdev/core/fbcon.c b/drivers/video/fbdev/core/fbcon.c index 7a7b2ac0d7a9..c1765a6ef490 100644 --- a/drivers/video/fbdev/core/fbcon.c +++ b/drivers/video/fbdev/core/fbcon.c @@ -351,7 +351,7 @@ static void fb_flashcursor(struct work_struct *work) struct fb_info *info; struct vc_data *vc = NULL; int c; - int mode; + bool enable; int ret; /* FIXME: we should sort out the unbind locking instead */ @@ -375,9 +375,8 @@ static void fb_flashcursor(struct work_struct *work) } c = scr_readw((u16 *) vc->vc_pos); - mode = (!ops->cursor_flash || ops->cursor_state.enable) ? - CM_ERASE : CM_DRAW; - ops->cursor(vc, info, mode, get_color(vc, info, c, 1), + enable = ops->cursor_flash && !ops->cursor_state.enable; + ops->cursor(vc, info, enable, get_color(vc, info, c, 1), get_color(vc, info, c, 0)); console_unlock(); @@ -1301,7 +1300,7 @@ static void fbcon_clear_margins(struct vc_data *vc, int bottom_only) ops->clear_margins(vc, info, margin_color, bottom_only); } -static void fbcon_cursor(struct vc_data *vc, int mode) +static void fbcon_cursor(struct vc_data *vc, bool enable) { struct fb_info *info = fbcon_info_from_console(vc->vc_num); struct fbcon_ops *ops = info->fbcon_par; @@ -1317,12 +1316,12 @@ static void fbcon_cursor(struct vc_data *vc, int mode) else fbcon_add_cursor_work(info); - ops->cursor_flash = (mode == CM_ERASE) ? 0 : 1; + ops->cursor_flash = enable; if (!ops->cursor) return; - ops->cursor(vc, info, mode, get_color(vc, info, c, 1), + ops->cursor(vc, info, enable, get_color(vc, info, c, 1), get_color(vc, info, c, 0)); } @@ -1742,7 +1741,7 @@ static bool fbcon_scroll(struct vc_data *vc, unsigned int t, unsigned int b, if (fbcon_is_inactive(vc, info)) return true; - fbcon_cursor(vc, CM_ERASE); + fbcon_cursor(vc, false); /* * ++Geert: Only use ywrap/ypan if the console is in text mode @@ -2221,7 +2220,7 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch) if (!fbcon_is_inactive(vc, info)) { if (ops->blank_state != blank) { ops->blank_state = blank; - fbcon_cursor(vc, blank ? CM_ERASE : CM_DRAW); + fbcon_cursor(vc, !blank); ops->cursor_flash = (!blank); if (fb_blank(info, blank)) @@ -2649,7 +2648,7 @@ void fbcon_suspended(struct fb_info *info) vc = vc_cons[ops->currcon].d; /* Clear cursor, restore saved data */ - fbcon_cursor(vc, CM_ERASE); + fbcon_cursor(vc, false); } void fbcon_resumed(struct fb_info *info) diff --git a/drivers/video/fbdev/core/fbcon.h b/drivers/video/fbdev/core/fbcon.h index 0eaf54a21151..df70ea5ec5b3 100644 --- a/drivers/video/fbdev/core/fbcon.h +++ b/drivers/video/fbdev/core/fbcon.h @@ -61,8 +61,8 @@ struct fbcon_ops { int fg, int bg); void (*clear_margins)(struct vc_data *vc, struct fb_info *info, int color, int bottom_only); - void (*cursor)(struct vc_data *vc, struct fb_info *info, int mode, - int fg, int bg); + void (*cursor)(struct vc_data *vc, struct fb_info *info, + bool enable, int fg, int bg); int (*update_start)(struct fb_info *info); int (*rotate_font)(struct fb_info *info, struct vc_data *vc); struct fb_var_screeninfo var; /* copy of the current fb_var_screeninfo */ diff --git a/drivers/video/fbdev/core/fbcon_ccw.c b/drivers/video/fbdev/core/fbcon_ccw.c index 889423d580bc..f9b794ff7d39 100644 --- a/drivers/video/fbdev/core/fbcon_ccw.c +++ b/drivers/video/fbdev/core/fbcon_ccw.c @@ -218,7 +218,7 @@ static void ccw_clear_margins(struct vc_data *vc, struct fb_info *info, } } -static void ccw_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void ccw_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; @@ -349,7 +349,7 @@ static void ccw_cursor(struct vc_data *vc, struct fb_info *info, int mode, kfree(tmp); } - ops->cursor_state.enable = (mode != CM_ERASE) && !use_sw; + ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; diff --git a/drivers/video/fbdev/core/fbcon_cw.c b/drivers/video/fbdev/core/fbcon_cw.c index a306ca5802e8..903f6fc174e1 100644 --- a/drivers/video/fbdev/core/fbcon_cw.c +++ b/drivers/video/fbdev/core/fbcon_cw.c @@ -201,7 +201,7 @@ static void cw_clear_margins(struct vc_data *vc, struct fb_info *info, } } -static void cw_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void cw_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; @@ -332,7 +332,7 @@ static void cw_cursor(struct vc_data *vc, struct fb_info *info, int mode, kfree(tmp); } - ops->cursor_state.enable = (mode != CM_ERASE) && !use_sw; + ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; diff --git a/drivers/video/fbdev/core/fbcon_ud.c b/drivers/video/fbdev/core/fbcon_ud.c index f6fc458b46c7..594331936fd3 100644 --- a/drivers/video/fbdev/core/fbcon_ud.c +++ b/drivers/video/fbdev/core/fbcon_ud.c @@ -248,7 +248,7 @@ static void ud_clear_margins(struct vc_data *vc, struct fb_info *info, } } -static void ud_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void ud_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_cursor cursor; @@ -372,7 +372,7 @@ static void ud_cursor(struct vc_data *vc, struct fb_info *info, int mode, mask[i++] = ~msk; } - ops->cursor_state.enable = (mode != CM_ERASE) && !use_sw; + ops->cursor_state.enable = enable && !use_sw; cursor.image.data = src; cursor.image.fg_color = ops->cursor_state.image.fg_color; diff --git a/drivers/video/fbdev/core/tileblit.c b/drivers/video/fbdev/core/tileblit.c index 2768eff247ba..eff7ec4da167 100644 --- a/drivers/video/fbdev/core/tileblit.c +++ b/drivers/video/fbdev/core/tileblit.c @@ -79,7 +79,7 @@ static void tile_clear_margins(struct vc_data *vc, struct fb_info *info, return; } -static void tile_cursor(struct vc_data *vc, struct fb_info *info, int mode, +static void tile_cursor(struct vc_data *vc, struct fb_info *info, bool enable, int fg, int bg) { struct fb_tilecursor cursor; @@ -87,7 +87,7 @@ static void tile_cursor(struct vc_data *vc, struct fb_info *info, int mode, cursor.sx = vc->state.x; cursor.sy = vc->state.y; - cursor.mode = (mode == CM_ERASE || use_sw) ? 0 : 1; + cursor.mode = enable && !use_sw; cursor.fg = fg; cursor.bg = bg; diff --git a/include/linux/console.h b/include/linux/console.h index 82d55764a66f..a6a46b5efd66 100644 --- a/include/linux/console.h +++ b/include/linux/console.h @@ -42,6 +42,7 @@ enum vc_intensity; * @con_putc: emit one character with attributes @ca to [@x, @y] on @vc. * (optional -- @con_putcs would be called instead) * @con_putcs: emit @count characters with attributes @s to [@x, @y] on @vc. + * @con_cursor: enable/disable cursor depending on @enable * @con_scroll: move lines from @top to @bottom in direction @dir by @lines. * Return true if no generic handling should be done. * Invoked by csi_M and printing to the console. @@ -61,7 +62,7 @@ struct consw { void (*con_putcs)(struct vc_data *vc, const u16 *s, unsigned int count, unsigned int ypos, unsigned int xpos); - void (*con_cursor)(struct vc_data *vc, int mode); + void (*con_cursor)(struct vc_data *vc, bool enable); bool (*con_scroll)(struct vc_data *vc, unsigned int top, unsigned int bottom, enum con_scroll dir, unsigned int lines); @@ -128,11 +129,6 @@ static inline void con_debug_enter(struct vc_data *vc) { } static inline void con_debug_leave(void) { } #endif -/* cursor */ -#define CM_DRAW (1) -#define CM_ERASE (2) -#define CM_MOVE (3) - /* * The interface for a console, or any other device that wants to capture * console messages (printer driver?)

[v2,29/47] tty: vt: remove CM_* constants

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