video: fbdev: aty[128]fb: Remove dead code

This is dead code since 3.15. If there is no plan to use it
further, this can be removed forever.

Signed-off-by: Souptick Joarder <[e-mail]>
Cc: Paul Mackerras <[e-mail]>
Cc: David S. Miller <[e-mail]>
Cc: Mikulas Patocka <[e-mail]>
Cc: "Ville Syrjälä" <[e-mail]>
Cc: Sam Ravnborg <[e-mail]>
Cc: Daniel Vetter <[e-mail]>
[b.zolnierkie: fix patch summary]
Signed-off-by: Bartlomiej Zolnierkiewicz <[e-mail]>
Link: https://patchwork.freedesktop.org/patch/msgid/[e-mail]

drivers/video/fbdev/aty/aty128fb.c

···
                              const struct aty128fb_par *par);
 static int aty128_decode_var(struct fb_var_screeninfo *var,
                              struct aty128fb_par *par);
-#if 0
-static void aty128_get_pllinfo(struct aty128fb_par *par, void __iomem *bios);
-static void __iomem *aty128_map_ROM(struct pci_dev *pdev,
-				    const struct aty128fb_par *par);
-#endif
 static void aty128_timings(struct aty128fb_par *par);
 static void aty128_init_engine(struct aty128fb_par *par);
 static void aty128_reset_engine(const struct aty128fb_par *par);
···
 			  struct aty128fb_par *par)
 {
 	if (par->chip_gen == rage_M3) {
-#if 0
-		/* Note: For now, on M3, we set palette on both heads, which may
-		 * be useless. Can someone with a M3 check this ?
-		 * 
-		 * This code would still be useful if using the second CRTC to 
-		 * do mirroring
-		 */
-
-		aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) |
-			    DAC_PALETTE_ACCESS_CNTL);
-		aty_st_8(PALETTE_INDEX, regno);
-		aty_st_le32(PALETTE_DATA, (red<<16)|(green<<8)|blue);
-#endif
 		aty_st_le32(DAC_CNTL, aty_ld_le32(DAC_CNTL) &
 			    ~DAC_PALETTE_ACCESS_CNTL);
 	}

drivers/video/fbdev/aty/atyfb_base.c

···
 		(c_sync ? FB_SYNC_COMP_HIGH_ACT : 0);
 
 	switch (pix_width) {
-#if 0
-	case CRTC_PIX_WIDTH_4BPP:
-		bpp = 4;
-		var->red.offset = 0;
-		var->red.length = 8;
-		var->green.offset = 0;
-		var->green.length = 8;
-		var->blue.offset = 0;
-		var->blue.length = 8;
-		var->transp.offset = 0;
-		var->transp.length = 0;
-		break;
-#endif
 	case CRTC_PIX_WIDTH_8BPP:
 		bpp = 8;
 		var->red.offset = 0;
···
 		var->bits_per_pixel,
 		par->crtc.vxres * var->bits_per_pixel / 8);
 #endif /* CONFIG_BOOTX_TEXT */
-#if 0
-	/* switch to accelerator mode */
-	if (!(par->crtc.gen_cntl & CRTC_EXT_DISP_EN))
-		aty_st_le32(CRTC_GEN_CNTL, par->crtc.gen_cntl | CRTC_EXT_DISP_EN, par);
-#endif
 #ifdef DEBUG
 {
 	/* dump non shadow CRTC, pll, LCD registers */
···
 #else
 		case CLK_IBMRGB514:
 			par->pll_ops = &aty_pll_ibm514;
-			break;
-#endif
-#if 0 /* dead code */
-		case CLK_STG1703:
-			par->pll_ops = &aty_pll_stg1703;
-			break;
-		case CLK_CH8398:
-			par->pll_ops = &aty_pll_ch8398;
-			break;
-		case CLK_ATT20C408:
-			par->pll_ops = &aty_pll_att20c408;
 			break;
 #endif
 		default: