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Commit 0ff1edee authored by Krzysztof Helt's avatar Krzysztof Helt Committed by Linus Torvalds
Browse files

cirrusfb: code improvement 2nd part 



This patch removes:
- redundant fields from the cirrusfb_regs structure
- one redundant header
- fixes two includes ("" to <>)

Signed-off-by: default avatarKrzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: default avatarAntonino Daplas <adaplas@gmail.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 060b6002

drivers/video/cirrusfb.c

+15 −30
Original line number Diff line number Diff line
@@ -45,7 +45,6 @@ 
#include <linux/delay.h>

#include <linux/fb.h>

#include <linux/init.h>

#include <linux/selection.h>

#include <asm/pgtable.h>



#ifdef CONFIG_ZORRO
@@ -64,8 +63,8 @@ 
#define isPReP 0

#endif



#include "video/vga.h"

#include "video/cirrus.h"

#include <video/vga.h>

#include <video/cirrus.h>



/*****************************************************************

 *
@@ -99,9 +98,6 @@ 
#endif



#define MB_ (1024 * 1024)

#define KB_ (1024)



#define MAX_NUM_BOARDS 7



/*****************************************************************

 *
@@ -331,10 +327,6 @@ static const struct { 
#endif /* CONFIG_ZORRO */



struct cirrusfb_regs {

	__u32 line_length;	/* in BYTES! */

	__u32 visual;

	__u32 type;



	long freq;

	long nom;

	long den;
@@ -525,7 +517,7 @@ static struct fb_ops cirrusfb_ops = { 
/*--- Hardware Specific Routines -------------------------------------------*/

static int cirrusfb_decode_var(const struct fb_var_screeninfo *var,

				struct cirrusfb_regs *regs,

				const struct fb_info *info);

				struct fb_info *info);

/*--- Internal routines ----------------------------------------------------*/

static void init_vgachip(struct fb_info *info);

static void switch_monitor(struct cirrusfb_info *cinfo, int on);
@@ -792,7 +784,7 @@ static int cirrusfb_check_var(struct fb_var_screeninfo *var, 


static int cirrusfb_decode_var(const struct fb_var_screeninfo *var,

				struct cirrusfb_regs *regs,

				const struct fb_info *info)

				struct fb_info *info)

{

	long freq;

	long maxclock;
@@ -803,20 +795,20 @@ static int cirrusfb_decode_var(const struct fb_var_screeninfo *var, 


	switch (var->bits_per_pixel) {

	case 1:

		regs->line_length = var->xres_virtual / 8;

		regs->visual = FB_VISUAL_MONO10;

		info->fix.line_length = var->xres_virtual / 8;

		info->fix.visual = FB_VISUAL_MONO10;

		break;



	case 8:

		regs->line_length = var->xres_virtual;

		regs->visual = FB_VISUAL_PSEUDOCOLOR;

		info->fix.line_length = var->xres_virtual;

		info->fix.visual = FB_VISUAL_PSEUDOCOLOR;

		break;



	case 16:

	case 24:

	case 32:

		regs->line_length = var->xres_virtual * maxclockidx;

		regs->visual = FB_VISUAL_DIRECTCOLOR;

		info->fix.line_length = var->xres_virtual * maxclockidx;

		info->fix.visual = FB_VISUAL_DIRECTCOLOR;

		break;



	default:
@@ -826,7 +818,7 @@ static int cirrusfb_decode_var(const struct fb_var_screeninfo *var, 
		break;

	}



	regs->type = FB_TYPE_PACKED_PIXELS;

	info->fix.type = FB_TYPE_PACKED_PIXELS;



	/* convert from ps to kHz */

	freq = PICOS2KHZ(var->pixclock);
@@ -1539,9 +1531,6 @@ static int cirrusfb_set_par_foo(struct fb_info *info) 
	DPRINTK("CL_SEQR1: %d\n", tmp);



	cinfo->currentmode = regs;

	info->fix.type = regs.type;

	info->fix.visual = regs.visual;

	info->fix.line_length = regs.line_length;



	/* pan to requested offset */

	cirrusfb_pan_display(var, info);
@@ -1622,7 +1611,7 @@ static int cirrusfb_pan_display(struct fb_var_screeninfo *var, 
	xoffset = var->xoffset * info->var.bits_per_pixel / 8;

	yoffset = var->yoffset;



	base = yoffset * cinfo->currentmode.line_length + xoffset;

	base = yoffset * info->fix.line_length + xoffset;



	if (info->var.bits_per_pixel == 1) {

		/* base is already correct */
@@ -2081,7 +2070,7 @@ static void cirrusfb_fillrect(struct fb_info *info, 
			  (region->dx * m) / 8, region->dy,

			  (region->width * m) / 8, region->height,

			  color,

			  cinfo->currentmode.line_length);

			  info->fix.line_length);

}



static void cirrusfb_copyarea(struct fb_info *info,
@@ -2121,7 +2110,7 @@ static void cirrusfb_copyarea(struct fb_info *info, 
			(area->sx * m) / 8, area->sy,

			(area->dx * m) / 8, area->dy,

			(area->width * m) / 8, area->height,

			cinfo->currentmode.line_length);

			info->fix.line_length);



}
@@ -2281,13 +2270,10 @@ static int cirrusfb_set_fbinfo(struct fb_info *info) 
	info->fix.smem_len   = info->screen_size;

	if (var->bits_per_pixel == 1)

		info->fix.smem_len /= 4;

	info->fix.type       = cinfo->currentmode.type;

	info->fix.type_aux   = 0;

	info->fix.visual     = cinfo->currentmode.visual;

	info->fix.xpanstep   = 1;

	info->fix.ypanstep   = 1;

	info->fix.ywrapstep  = 0;

	info->fix.line_length = cinfo->currentmode.line_length;



	/* FIXME: map region at 0xB8000 if available, fill in here */

	info->fix.mmio_len   = 0;
@@ -2446,7 +2432,7 @@ static int cirrusfb_pci_register(struct pci_dev *pdev, 
	cinfo->unmap = cirrusfb_pci_unmap;



	printk(KERN_INFO " RAM (%lu kB) at 0xx%lx, ",

		info->screen_size / KB_, board_addr);

		info->screen_size >> 10, board_addr);

	printk(KERN_INFO "Cirrus Logic chipset on PCI bus\n");

	pci_set_drvdata(pdev, info);
@@ -2520,7 +2506,6 @@ static int cirrusfb_zorro_register(struct zorro_dev *z, 
	}



	cinfo = info->par;

	cinfo->info = info;

	cinfo->btype = btype;



	assert(z > 0);