mirror of
https://github.com/AetherDroid/android_kernel_samsung_on5xelte.git
synced 2025-10-31 08:08:51 +01:00
Fixed MTP to work with TWRP
This commit is contained in:
awab228
commit
f6dfaef42e
50820 changed files with 20846062 additions and 0 deletions
519
drivers/video/fbdev/matrox/matroxfb_accel.c
Normal file
519
drivers/video/fbdev/matrox/matroxfb_accel.c
Normal file
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@ -0,0 +1,519 @@
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/*
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*
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* Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400
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*
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* (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz>
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*
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* Version: 1.65 2002/08/14
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*
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* MTRR stuff: 1998 Tom Rini <trini@kernel.crashing.org>
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*
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* Contributors: "menion?" <menion@mindless.com>
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* Betatesting, fixes, ideas
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*
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* "Kurt Garloff" <garloff@suse.de>
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* Betatesting, fixes, ideas, videomodes, videomodes timmings
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*
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* "Tom Rini" <trini@kernel.crashing.org>
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* MTRR stuff, PPC cleanups, betatesting, fixes, ideas
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*
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* "Bibek Sahu" <scorpio@dodds.net>
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* Access device through readb|w|l and write b|w|l
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* Extensive debugging stuff
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*
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* "Daniel Haun" <haund@usa.net>
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* Testing, hardware cursor fixes
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*
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* "Scott Wood" <sawst46+@pitt.edu>
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* Fixes
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*
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* "Gerd Knorr" <kraxel@goldbach.isdn.cs.tu-berlin.de>
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* Betatesting
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*
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* "Kelly French" <targon@hazmat.com>
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* "Fernando Herrera" <fherrera@eurielec.etsit.upm.es>
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* Betatesting, bug reporting
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*
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* "Pablo Bianucci" <pbian@pccp.com.ar>
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* Fixes, ideas, betatesting
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*
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* "Inaky Perez Gonzalez" <inaky@peloncho.fis.ucm.es>
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* Fixes, enhandcements, ideas, betatesting
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*
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* "Ryuichi Oikawa" <roikawa@rr.iiij4u.or.jp>
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* PPC betatesting, PPC support, backward compatibility
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*
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* "Paul Womar" <Paul@pwomar.demon.co.uk>
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* "Owen Waller" <O.Waller@ee.qub.ac.uk>
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* PPC betatesting
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*
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* "Thomas Pornin" <pornin@bolet.ens.fr>
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* Alpha betatesting
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*
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* "Pieter van Leuven" <pvl@iae.nl>
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* "Ulf Jaenicke-Roessler" <ujr@physik.phy.tu-dresden.de>
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* G100 testing
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*
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* "H. Peter Arvin" <hpa@transmeta.com>
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* Ideas
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*
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* "Cort Dougan" <cort@cs.nmt.edu>
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* CHRP fixes and PReP cleanup
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*
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* "Mark Vojkovich" <mvojkovi@ucsd.edu>
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* G400 support
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*
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* (following author is not in any relation with this code, but his code
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* is included in this driver)
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*
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* Based on framebuffer driver for VBE 2.0 compliant graphic boards
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* (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de>
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*
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* (following author is not in any relation with this code, but his ideas
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* were used when writing this driver)
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*
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* FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk>
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*
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*/
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#include "matroxfb_accel.h"
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#include "matroxfb_DAC1064.h"
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#include "matroxfb_Ti3026.h"
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#include "matroxfb_misc.h"
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#define curr_ydstorg(x) ((x)->curr.ydstorg.pixels)
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#define mga_ydstlen(y,l) mga_outl(M_YDSTLEN | M_EXEC, ((y) << 16) | (l))
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static inline void matrox_cfb4_pal(u_int32_t* pal) {
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unsigned int i;
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for (i = 0; i < 16; i++) {
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pal[i] = i * 0x11111111U;
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}
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}
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static inline void matrox_cfb8_pal(u_int32_t* pal) {
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unsigned int i;
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for (i = 0; i < 16; i++) {
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pal[i] = i * 0x01010101U;
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}
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}
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static void matroxfb_copyarea(struct fb_info* info, const struct fb_copyarea* area);
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static void matroxfb_fillrect(struct fb_info* info, const struct fb_fillrect* rect);
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static void matroxfb_imageblit(struct fb_info* info, const struct fb_image* image);
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static void matroxfb_cfb4_fillrect(struct fb_info* info, const struct fb_fillrect* rect);
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static void matroxfb_cfb4_copyarea(struct fb_info* info, const struct fb_copyarea* area);
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void matrox_cfbX_init(struct matrox_fb_info *minfo)
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{
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u_int32_t maccess;
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u_int32_t mpitch;
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u_int32_t mopmode;
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int accel;
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DBG(__func__)
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mpitch = minfo->fbcon.var.xres_virtual;
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minfo->fbops.fb_copyarea = cfb_copyarea;
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minfo->fbops.fb_fillrect = cfb_fillrect;
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minfo->fbops.fb_imageblit = cfb_imageblit;
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minfo->fbops.fb_cursor = NULL;
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accel = (minfo->fbcon.var.accel_flags & FB_ACCELF_TEXT) == FB_ACCELF_TEXT;
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switch (minfo->fbcon.var.bits_per_pixel) {
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case 4: maccess = 0x00000000; /* accelerate as 8bpp video */
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mpitch = (mpitch >> 1) | 0x8000; /* disable linearization */
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mopmode = M_OPMODE_4BPP;
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matrox_cfb4_pal(minfo->cmap);
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if (accel && !(mpitch & 1)) {
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minfo->fbops.fb_copyarea = matroxfb_cfb4_copyarea;
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minfo->fbops.fb_fillrect = matroxfb_cfb4_fillrect;
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}
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break;
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case 8: maccess = 0x00000000;
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mopmode = M_OPMODE_8BPP;
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matrox_cfb8_pal(minfo->cmap);
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if (accel) {
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minfo->fbops.fb_copyarea = matroxfb_copyarea;
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minfo->fbops.fb_fillrect = matroxfb_fillrect;
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minfo->fbops.fb_imageblit = matroxfb_imageblit;
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}
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break;
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case 16: if (minfo->fbcon.var.green.length == 5)
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maccess = 0xC0000001;
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else
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maccess = 0x40000001;
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mopmode = M_OPMODE_16BPP;
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if (accel) {
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minfo->fbops.fb_copyarea = matroxfb_copyarea;
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minfo->fbops.fb_fillrect = matroxfb_fillrect;
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minfo->fbops.fb_imageblit = matroxfb_imageblit;
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}
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break;
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case 24: maccess = 0x00000003;
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mopmode = M_OPMODE_24BPP;
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if (accel) {
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minfo->fbops.fb_copyarea = matroxfb_copyarea;
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minfo->fbops.fb_fillrect = matroxfb_fillrect;
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minfo->fbops.fb_imageblit = matroxfb_imageblit;
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}
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break;
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case 32: maccess = 0x00000002;
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mopmode = M_OPMODE_32BPP;
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if (accel) {
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minfo->fbops.fb_copyarea = matroxfb_copyarea;
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minfo->fbops.fb_fillrect = matroxfb_fillrect;
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minfo->fbops.fb_imageblit = matroxfb_imageblit;
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}
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break;
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default: maccess = 0x00000000;
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mopmode = 0x00000000;
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break; /* turn off acceleration!!! */
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}
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mga_fifo(8);
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mga_outl(M_PITCH, mpitch);
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mga_outl(M_YDSTORG, curr_ydstorg(minfo));
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if (minfo->capable.plnwt)
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mga_outl(M_PLNWT, -1);
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if (minfo->capable.srcorg) {
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mga_outl(M_SRCORG, 0);
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mga_outl(M_DSTORG, 0);
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}
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mga_outl(M_OPMODE, mopmode);
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mga_outl(M_CXBNDRY, 0xFFFF0000);
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mga_outl(M_YTOP, 0);
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mga_outl(M_YBOT, 0x01FFFFFF);
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mga_outl(M_MACCESS, maccess);
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minfo->accel.m_dwg_rect = M_DWG_TRAP | M_DWG_SOLID | M_DWG_ARZERO | M_DWG_SGNZERO | M_DWG_SHIFTZERO;
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if (isMilleniumII(minfo)) minfo->accel.m_dwg_rect |= M_DWG_TRANSC;
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minfo->accel.m_opmode = mopmode;
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minfo->accel.m_access = maccess;
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minfo->accel.m_pitch = mpitch;
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}
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EXPORT_SYMBOL(matrox_cfbX_init);
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static void matrox_accel_restore_maccess(struct matrox_fb_info *minfo)
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{
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mga_outl(M_MACCESS, minfo->accel.m_access);
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mga_outl(M_PITCH, minfo->accel.m_pitch);
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}
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static void matrox_accel_bmove(struct matrox_fb_info *minfo, int vxres, int sy,
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int sx, int dy, int dx, int height, int width)
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{
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int start, end;
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CRITFLAGS
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DBG(__func__)
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CRITBEGIN
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if ((dy < sy) || ((dy == sy) && (dx <= sx))) {
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mga_fifo(4);
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matrox_accel_restore_maccess(minfo);
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mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SHIFTZERO | M_DWG_SGNZERO |
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M_DWG_BFCOL | M_DWG_REPLACE);
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mga_outl(M_AR5, vxres);
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width--;
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start = sy*vxres+sx+curr_ydstorg(minfo);
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end = start+width;
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} else {
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mga_fifo(5);
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matrox_accel_restore_maccess(minfo);
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mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SHIFTZERO | M_DWG_BFCOL | M_DWG_REPLACE);
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mga_outl(M_SGN, 5);
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mga_outl(M_AR5, -vxres);
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width--;
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end = (sy+height-1)*vxres+sx+curr_ydstorg(minfo);
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start = end+width;
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dy += height-1;
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}
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mga_fifo(6);
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matrox_accel_restore_maccess(minfo);
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mga_outl(M_AR0, end);
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mga_outl(M_AR3, start);
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mga_outl(M_FXBNDRY, ((dx+width)<<16) | dx);
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mga_ydstlen(dy, height);
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WaitTillIdle();
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CRITEND
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}
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static void matrox_accel_bmove_lin(struct matrox_fb_info *minfo, int vxres,
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int sy, int sx, int dy, int dx, int height,
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int width)
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{
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int start, end;
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CRITFLAGS
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DBG(__func__)
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CRITBEGIN
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if ((dy < sy) || ((dy == sy) && (dx <= sx))) {
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mga_fifo(4);
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matrox_accel_restore_maccess(minfo);
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mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SHIFTZERO | M_DWG_SGNZERO |
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M_DWG_BFCOL | M_DWG_REPLACE);
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mga_outl(M_AR5, vxres);
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width--;
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start = sy*vxres+sx+curr_ydstorg(minfo);
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end = start+width;
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} else {
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mga_fifo(5);
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matrox_accel_restore_maccess(minfo);
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mga_outl(M_DWGCTL, M_DWG_BITBLT | M_DWG_SHIFTZERO | M_DWG_BFCOL | M_DWG_REPLACE);
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mga_outl(M_SGN, 5);
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mga_outl(M_AR5, -vxres);
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width--;
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end = (sy+height-1)*vxres+sx+curr_ydstorg(minfo);
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start = end+width;
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dy += height-1;
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}
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mga_fifo(7);
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matrox_accel_restore_maccess(minfo);
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mga_outl(M_AR0, end);
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mga_outl(M_AR3, start);
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mga_outl(M_FXBNDRY, ((dx+width)<<16) | dx);
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mga_outl(M_YDST, dy*vxres >> 5);
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mga_outl(M_LEN | M_EXEC, height);
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WaitTillIdle();
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CRITEND
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}
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static void matroxfb_cfb4_copyarea(struct fb_info* info, const struct fb_copyarea* area) {
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struct matrox_fb_info *minfo = info2minfo(info);
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if ((area->sx | area->dx | area->width) & 1)
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cfb_copyarea(info, area);
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else
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matrox_accel_bmove_lin(minfo, minfo->fbcon.var.xres_virtual >> 1, area->sy, area->sx >> 1, area->dy, area->dx >> 1, area->height, area->width >> 1);
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}
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static void matroxfb_copyarea(struct fb_info* info, const struct fb_copyarea* area) {
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struct matrox_fb_info *minfo = info2minfo(info);
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matrox_accel_bmove(minfo, minfo->fbcon.var.xres_virtual, area->sy, area->sx, area->dy, area->dx, area->height, area->width);
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}
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static void matroxfb_accel_clear(struct matrox_fb_info *minfo, u_int32_t color,
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int sy, int sx, int height, int width)
|
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{
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CRITFLAGS
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DBG(__func__)
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CRITBEGIN
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mga_fifo(7);
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matrox_accel_restore_maccess(minfo);
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mga_outl(M_DWGCTL, minfo->accel.m_dwg_rect | M_DWG_REPLACE);
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mga_outl(M_FCOL, color);
|
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mga_outl(M_FXBNDRY, ((sx + width) << 16) | sx);
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mga_ydstlen(sy, height);
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WaitTillIdle();
|
||||
|
||||
CRITEND
|
||||
}
|
||||
|
||||
static void matroxfb_fillrect(struct fb_info* info, const struct fb_fillrect* rect) {
|
||||
struct matrox_fb_info *minfo = info2minfo(info);
|
||||
|
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switch (rect->rop) {
|
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case ROP_COPY:
|
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matroxfb_accel_clear(minfo, ((u_int32_t *)info->pseudo_palette)[rect->color], rect->dy, rect->dx, rect->height, rect->width);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void matroxfb_cfb4_clear(struct matrox_fb_info *minfo, u_int32_t bgx,
|
||||
int sy, int sx, int height, int width)
|
||||
{
|
||||
int whattodo;
|
||||
CRITFLAGS
|
||||
|
||||
DBG(__func__)
|
||||
|
||||
CRITBEGIN
|
||||
|
||||
whattodo = 0;
|
||||
if (sx & 1) {
|
||||
sx ++;
|
||||
if (!width) return;
|
||||
width --;
|
||||
whattodo = 1;
|
||||
}
|
||||
if (width & 1) {
|
||||
whattodo |= 2;
|
||||
}
|
||||
width >>= 1;
|
||||
sx >>= 1;
|
||||
if (width) {
|
||||
mga_fifo(7);
|
||||
matrox_accel_restore_maccess(minfo);
|
||||
mga_outl(M_DWGCTL, minfo->accel.m_dwg_rect | M_DWG_REPLACE2);
|
||||
mga_outl(M_FCOL, bgx);
|
||||
mga_outl(M_FXBNDRY, ((sx + width) << 16) | sx);
|
||||
mga_outl(M_YDST, sy * minfo->fbcon.var.xres_virtual >> 6);
|
||||
mga_outl(M_LEN | M_EXEC, height);
|
||||
WaitTillIdle();
|
||||
}
|
||||
if (whattodo) {
|
||||
u_int32_t step = minfo->fbcon.var.xres_virtual >> 1;
|
||||
vaddr_t vbase = minfo->video.vbase;
|
||||
if (whattodo & 1) {
|
||||
unsigned int uaddr = sy * step + sx - 1;
|
||||
u_int32_t loop;
|
||||
u_int8_t bgx2 = bgx & 0xF0;
|
||||
for (loop = height; loop > 0; loop --) {
|
||||
mga_writeb(vbase, uaddr, (mga_readb(vbase, uaddr) & 0x0F) | bgx2);
|
||||
uaddr += step;
|
||||
}
|
||||
}
|
||||
if (whattodo & 2) {
|
||||
unsigned int uaddr = sy * step + sx + width;
|
||||
u_int32_t loop;
|
||||
u_int8_t bgx2 = bgx & 0x0F;
|
||||
for (loop = height; loop > 0; loop --) {
|
||||
mga_writeb(vbase, uaddr, (mga_readb(vbase, uaddr) & 0xF0) | bgx2);
|
||||
uaddr += step;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
CRITEND
|
||||
}
|
||||
|
||||
static void matroxfb_cfb4_fillrect(struct fb_info* info, const struct fb_fillrect* rect) {
|
||||
struct matrox_fb_info *minfo = info2minfo(info);
|
||||
|
||||
switch (rect->rop) {
|
||||
case ROP_COPY:
|
||||
matroxfb_cfb4_clear(minfo, ((u_int32_t *)info->pseudo_palette)[rect->color], rect->dy, rect->dx, rect->height, rect->width);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void matroxfb_1bpp_imageblit(struct matrox_fb_info *minfo, u_int32_t fgx,
|
||||
u_int32_t bgx, const u_int8_t *chardata,
|
||||
int width, int height, int yy, int xx)
|
||||
{
|
||||
u_int32_t step;
|
||||
u_int32_t ydstlen;
|
||||
u_int32_t xlen;
|
||||
u_int32_t ar0;
|
||||
u_int32_t charcell;
|
||||
u_int32_t fxbndry;
|
||||
vaddr_t mmio;
|
||||
int easy;
|
||||
CRITFLAGS
|
||||
|
||||
DBG_HEAVY(__func__);
|
||||
|
||||
step = (width + 7) >> 3;
|
||||
charcell = height * step;
|
||||
xlen = (charcell + 3) & ~3;
|
||||
ydstlen = (yy << 16) | height;
|
||||
if (width == step << 3) {
|
||||
ar0 = height * width - 1;
|
||||
easy = 1;
|
||||
} else {
|
||||
ar0 = width - 1;
|
||||
easy = 0;
|
||||
}
|
||||
|
||||
CRITBEGIN
|
||||
|
||||
mga_fifo(5);
|
||||
matrox_accel_restore_maccess(minfo);
|
||||
if (easy)
|
||||
mga_outl(M_DWGCTL, M_DWG_ILOAD | M_DWG_SGNZERO | M_DWG_SHIFTZERO | M_DWG_BMONOWF | M_DWG_LINEAR | M_DWG_REPLACE);
|
||||
else
|
||||
mga_outl(M_DWGCTL, M_DWG_ILOAD | M_DWG_SGNZERO | M_DWG_SHIFTZERO | M_DWG_BMONOWF | M_DWG_REPLACE);
|
||||
mga_outl(M_FCOL, fgx);
|
||||
mga_outl(M_BCOL, bgx);
|
||||
fxbndry = ((xx + width - 1) << 16) | xx;
|
||||
mmio = minfo->mmio.vbase;
|
||||
|
||||
mga_fifo(8);
|
||||
matrox_accel_restore_maccess(minfo);
|
||||
mga_writel(mmio, M_FXBNDRY, fxbndry);
|
||||
mga_writel(mmio, M_AR0, ar0);
|
||||
mga_writel(mmio, M_AR3, 0);
|
||||
if (easy) {
|
||||
mga_writel(mmio, M_YDSTLEN | M_EXEC, ydstlen);
|
||||
mga_memcpy_toio(mmio, chardata, xlen);
|
||||
} else {
|
||||
mga_writel(mmio, M_AR5, 0);
|
||||
mga_writel(mmio, M_YDSTLEN | M_EXEC, ydstlen);
|
||||
if ((step & 3) == 0) {
|
||||
/* Great. Source has 32bit aligned lines, so we can feed them
|
||||
directly to the accelerator. */
|
||||
mga_memcpy_toio(mmio, chardata, charcell);
|
||||
} else if (step == 1) {
|
||||
/* Special case for 1..8bit widths */
|
||||
while (height--) {
|
||||
#if defined(__BIG_ENDIAN)
|
||||
fb_writel((*chardata) << 24, mmio.vaddr);
|
||||
#else
|
||||
fb_writel(*chardata, mmio.vaddr);
|
||||
#endif
|
||||
chardata++;
|
||||
}
|
||||
} else if (step == 2) {
|
||||
/* Special case for 9..15bit widths */
|
||||
while (height--) {
|
||||
#if defined(__BIG_ENDIAN)
|
||||
fb_writel((*(u_int16_t*)chardata) << 16, mmio.vaddr);
|
||||
#else
|
||||
fb_writel(*(u_int16_t*)chardata, mmio.vaddr);
|
||||
#endif
|
||||
chardata += 2;
|
||||
}
|
||||
} else {
|
||||
/* Tell... well, why bother... */
|
||||
while (height--) {
|
||||
size_t i;
|
||||
|
||||
for (i = 0; i < step; i += 4) {
|
||||
/* Hope that there are at least three readable bytes beyond the end of bitmap */
|
||||
fb_writel(get_unaligned((u_int32_t*)(chardata + i)),mmio.vaddr);
|
||||
}
|
||||
chardata += step;
|
||||
}
|
||||
}
|
||||
}
|
||||
WaitTillIdle();
|
||||
CRITEND
|
||||
}
|
||||
|
||||
|
||||
static void matroxfb_imageblit(struct fb_info* info, const struct fb_image* image) {
|
||||
struct matrox_fb_info *minfo = info2minfo(info);
|
||||
|
||||
DBG_HEAVY(__func__);
|
||||
|
||||
if (image->depth == 1) {
|
||||
u_int32_t fgx, bgx;
|
||||
|
||||
fgx = ((u_int32_t*)info->pseudo_palette)[image->fg_color];
|
||||
bgx = ((u_int32_t*)info->pseudo_palette)[image->bg_color];
|
||||
matroxfb_1bpp_imageblit(minfo, fgx, bgx, image->data, image->width, image->height, image->dy, image->dx);
|
||||
} else {
|
||||
/* Danger! image->depth is useless: logo painting code always
|
||||
passes framebuffer color depth here, although logo data are
|
||||
always 8bpp and info->pseudo_palette is changed to contain
|
||||
logo palette to be used (but only for true/direct-color... sic...).
|
||||
So do it completely in software... */
|
||||
cfb_imageblit(info, image);
|
||||
}
|
||||
}
|
||||
|
||||
MODULE_LICENSE("GPL");
|
||||
Loading…
Add table
Add a link
Reference in a new issue