| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Message-ID: <202007190302.vhfc5bin%lkp@intel.com>
Date: Sun, 19 Jul 2020 03:56:14 +0800
From: kernel test robot <lkp@...el.com>
To: Luc Van Oostenryck <luc.vanoostenryck@...il.com>
Cc: kbuild-all@...ts.01.org, linux-kernel@...r.kernel.org,
Masahiro Yamada <yamada.masahiro@...ionext.com>
Subject: drivers/video/fbdev/tdfxfb.c:1120:27: sparse: expected void
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 6cf7ccba29dcf39ab27630c383a3844078a6d5cd
commit: 80591e61a0f7e88deaada69844e4a31280c4a38f kbuild: tell sparse about the $ARCH
date: 8 months ago
config: s390-randconfig-s031-20200719 (attached as .config)
compiler: s390-linux-gcc (GCC) 9.3.0
reproduce:
wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
chmod +x ~/bin/make.cross
# apt-get install sparse
# sparse version: v0.6.2-49-g707c5017-dirty
git checkout 80591e61a0f7e88deaada69844e4a31280c4a38f
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=s390
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>
sparse warnings: (new ones prefixed by >>)
drivers/video/fbdev/tdfxfb.c:1120:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void *p @@ got unsigned char [noderef] [usertype] <asn:2> *cursorbase @@
>> drivers/video/fbdev/tdfxfb.c:1120:27: sparse: expected void *p
drivers/video/fbdev/tdfxfb.c:1120:27: sparse: got unsigned char [noderef] [usertype] <asn:2> *cursorbase
drivers/video/fbdev/tdfxfb.c:1131:33: sparse: sparse: cast removes address space '<asn:2>' of expression
drivers/video/fbdev/tdfxfb.c:1134:33: sparse: sparse: cast removes address space '<asn:2>' of expression
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:179:15: sparse: sparse: cast to restricted __le32
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
include/asm-generic/io.h:225:22: sparse: expected unsigned int [usertype] val
include/asm-generic/io.h:225:22: sparse: got restricted __le32 [usertype]
include/asm-generic/io.h:225:22: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected unsigned int [usertype] val @@ got restricted __le32 [usertype] @@
vim +1120 drivers/video/fbdev/tdfxfb.c
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1040
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1041 static int tdfxfb_cursor(struct fb_info *info, struct fb_cursor *cursor)
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1042 {
a807f618b62594 drivers/video/tdfxfb.c Antonino A. Daplas 2006-01-09 1043 struct tdfx_par *par = info->par;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1044 u32 vidcfg;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1045
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1046 if (!hwcursor)
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1047 return -EINVAL; /* just to force soft_cursor() call */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1048
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1049 /* Too large of a cursor or wrong bpp :-( */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1050 if (cursor->image.width > 64 ||
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1051 cursor->image.height > 64 ||
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1052 cursor->image.depth > 1)
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1053 return -EINVAL;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1054
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1055 vidcfg = tdfx_inl(par, VIDPROCCFG);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1056 if (cursor->enable)
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1057 tdfx_outl(par, VIDPROCCFG, vidcfg | VIDCFG_HWCURSOR_ENABLE);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1058 else
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1059 tdfx_outl(par, VIDPROCCFG, vidcfg & ~VIDCFG_HWCURSOR_ENABLE);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1060
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1061 /*
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1062 * If the cursor is not be changed this means either we want the
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1063 * current cursor state (if enable is set) or we want to query what
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1064 * we can do with the cursor (if enable is not set)
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1065 */
8af1d50f7f6793 drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1066 if (!cursor->set)
8af1d50f7f6793 drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1067 return 0;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1068
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1069 /* fix cursor color - XFree86 forgets to restore it properly */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1070 if (cursor->set & FB_CUR_SETCMAP) {
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1071 struct fb_cmap cmap = info->cmap;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1072 u32 bg_idx = cursor->image.bg_color;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1073 u32 fg_idx = cursor->image.fg_color;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1074 unsigned long bg_color, fg_color;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1075
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1076 fg_color = (((u32)cmap.red[fg_idx] & 0xff00) << 8) |
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1077 (((u32)cmap.green[fg_idx] & 0xff00) << 0) |
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1078 (((u32)cmap.blue[fg_idx] & 0xff00) >> 8);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1079 bg_color = (((u32)cmap.red[bg_idx] & 0xff00) << 8) |
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1080 (((u32)cmap.green[bg_idx] & 0xff00) << 0) |
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1081 (((u32)cmap.blue[bg_idx] & 0xff00) >> 8);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1082 banshee_make_room(par, 2);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1083 tdfx_outl(par, HWCURC0, bg_color);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1084 tdfx_outl(par, HWCURC1, fg_color);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1085 }
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1086
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1087 if (cursor->set & FB_CUR_SETPOS) {
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1088 int x = cursor->image.dx;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1089 int y = cursor->image.dy - info->var.yoffset;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1090
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1091 x += 63;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1092 y += 63;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1093 banshee_make_room(par, 1);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1094 tdfx_outl(par, HWCURLOC, (y << 16) + x);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1095 }
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1096 if (cursor->set & (FB_CUR_SETIMAGE | FB_CUR_SETSHAPE)) {
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1097 /*
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1098 * Voodoo 3 and above cards use 2 monochrome cursor patterns.
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1099 * The reason is so the card can fetch 8 words at a time
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1100 * and are stored on chip for use for the next 8 scanlines.
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1101 * This reduces the number of times for access to draw the
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1102 * cursor for each screen refresh.
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1103 * Each pattern is a bitmap of 64 bit wide and 64 bit high
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1104 * (total of 8192 bits or 1024 bytes). The two patterns are
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1105 * stored in such a way that pattern 0 always resides in the
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1106 * lower half (least significant 64 bits) of a 128 bit word
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1107 * and pattern 1 the upper half. If you examine the data of
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1108 * the cursor image the graphics card uses then from the
25985edcedea63 drivers/video/tdfxfb.c Lucas De Marchi 2011-03-30 1109 * beginning you see line one of pattern 0, line one of
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1110 * pattern 1, line two of pattern 0, line two of pattern 1,
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1111 * etc etc. The linear stride for the cursor is always 16 bytes
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1112 * (128 bits) which is the maximum cursor width times two for
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1113 * the two monochrome patterns.
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1114 */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1115 u8 __iomem *cursorbase = info->screen_base + info->fix.smem_len;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1116 u8 *bitmap = (u8 *)cursor->image.data;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1117 u8 *mask = (u8 *)cursor->mask;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1118 int i;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1119
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 @1120 fb_memset(cursorbase, 0, 1024);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1121
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1122 for (i = 0; i < cursor->image.height; i++) {
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1123 int h = 0;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1124 int j = (cursor->image.width + 7) >> 3;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1125
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1126 for (; j > 0; j--) {
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1127 u8 data = *mask ^ *bitmap;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1128 if (cursor->rop == ROP_COPY)
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1129 data = *mask & *bitmap;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1130 /* Pattern 0. Copy the cursor mask to it */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1131 fb_writeb(*mask, cursorbase + h);
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1132 mask++;
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1133 /* Pattern 1. Copy the cursor bitmap to it */
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1134 fb_writeb(data, cursorbase + h + 8);
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1135 bitmap++;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1136 h++;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1137 }
90b0f08536531a drivers/video/tdfxfb.c Krzysztof Helt 2007-10-16 1138 cursorbase += 16;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1139 }
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1140 }
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1141 return 0;
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1142 }
^1da177e4c3f41 drivers/video/tdfxfb.c Linus Torvalds 2005-04-16 1143
:::::: The code at line 1120 was first introduced by commit
:::::: 90b0f08536531abbbe7b5d4944792da08cadde01 tdfxfb: hardware cursor
:::::: TO: Krzysztof Helt <krzysztof.h1@...pl>
:::::: CC: Linus Torvalds <torvalds@...dy.linux-foundation.org>
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
Download attachment ".config.gz" of type "application/gzip" (33908 bytes)
Powered by blists - more mailing lists