diff options
author | Roshni Shah <shah.roshni@yahoo.com> | 2011-03-14 06:49:42 -0400 |
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committer | Justin Waters <justin.waters@timesys.com> | 2012-03-02 16:59:46 -0500 |
commit | 2731b2eadeaa141e6f305fa8086106608112bbaa (patch) | |
tree | 2702d45bac84073cd580ccb1bd3eafb9a000d3b6 /drivers/media/video/mxc/opl/rotate270_u16_qcif.S | |
parent | 6d23f5084c975be637f7d748db82116bf84d3872 (diff) |
Add support for the i.MX53 QSB2.6.35.3-mx53-early-201103141049
This patch seems to have originated from the 11.01.00 release
from Freescale, which is no longer available except through the
gitweb interface from Freescale.
http://opensource.freescale.com/git?p=imx/linux-2.6-imx.git;a=commit;h=27fdf7bae11978d21e8aba09bb635f49b07edd4a
Diffstat (limited to 'drivers/media/video/mxc/opl/rotate270_u16_qcif.S')
-rw-r--r-- | drivers/media/video/mxc/opl/rotate270_u16_qcif.S | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/media/video/mxc/opl/rotate270_u16_qcif.S b/drivers/media/video/mxc/opl/rotate270_u16_qcif.S new file mode 100644 index 000000000000..84e6630e84ba --- /dev/null +++ b/drivers/media/video/mxc/opl/rotate270_u16_qcif.S @@ -0,0 +1,70 @@ +/* + * Copyright 2004-2010 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ +#include <linux/linkage.h> + + .text + .align 2 +ENTRY(opl_rotate270_u16_qcif) + STMFD sp!,{r4-r10} + MOV r12,#0x160 + MOV r10,#0x90 + MOV r3,r10,LSR #4 +.L1.16: + RSB r2,r3,r10,LSR #4 + MOV r5,r2,LSL #5 + MOV r4,r12,LSR #1 + SMULBB r4,r5,r4 + ADD r2,r1,r2,LSL #5 + ADD r5,r2,#0xc000 + ADD r5,r5,#0x4e0 + MOV r2,r12,LSR #1 + ADD r4,r0,r4 +.L1.52: + LDRH r6,[r4],r12 + LDRH r7,[r4],r12 + LDRH r8,[r4],r12 + LDRH r9,[r4],r12 + ORR r6,r6,r7,LSL #16 + ORR r7,r8,r9,LSL #16 + STMIA r5!,{r6,r7} + SUBS r2,r2,#1 + LDRH r6,[r4],r12 + LDRH r7,[r4],r12 + LDRH r8,[r4],r12 + LDRH r9,[r4],r12 + ORR r6,r6,r7,LSL #16 + ORR r7,r8,r9,LSL #16 + STMIA r5!,{r6,r7} + LDRH r6,[r4],r12 + LDRH r7,[r4],r12 + LDRH r8,[r4],r12 + LDRH r9,[r4],r12 + ORR r6,r6,r7,LSL #16 + ORR r7,r8,r9,LSL #16 + STMIA r5!,{r6,r7} + LDRH r6,[r4],r12 + LDRH r7,[r4],r12 + LDRH r8,[r4],r12 + LDRH r9,[r4],r12 + ORR r6,r6,r7,LSL #16 + ORR r7,r8,r9,LSL #16 + SUB r4,r4,#0x1500 + STMIA r5,{r6,r7} + SUB r5,r5,#0x138 + SUB r4,r4,#0xfe + BGT .L1.52 + SUBS r3,r3,#1 + BGT .L1.16 + LDMFD sp!,{r4-r10} + BX lr + .size opl_rotate270_u16_qcif, . - opl_rotate270_u16_qcif |