Gwendal Grignou 0e01759ced math: Add inverse matrix calculation ...

Add a slow inverse matrix calculation function.
It is needed to apply factory offset properly.

Also consider the NULL matrix the identity matrix.

BRANCH=smaug,cyan
TEST=Unit test
BUG=chromium:517675

Change-Id: Ifa11954992e6f2fab02b4e92684e7b01bbaafe94
Signed-off-by: Gwendal Grignou <gwendal@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/294594
Reviewed-by: Sheng-liang Song <ssl@chromium.org>

2015-08-24 19:08:20 +00:00

..

acpi.c

acpi: Ensure continuity of memmap data with a read cache

2015-07-28 21:31:38 +00:00

adc.c

Move ADC console command to common

2013-12-20 05:07:58 +00:00

als.c

acpi: Ensure continuity of memmap data with a read cache

2015-07-28 21:31:38 +00:00

ap_hang_detect.c

Add cprints() and ccprints()

2014-05-21 20:32:17 +00:00

backlight_lid.c

Support backlight control via lid only

2013-09-27 23:07:21 +00:00

battery.c

Add 'at-shutdown' option to batterycutoff host command

2014-06-15 01:45:21 +00:00

blob.c

Cr50: Add usb_blob handler framework

2015-06-04 19:33:00 +00:00

build.mk

Cyan: Added Clamshell/Tablet mode support

2015-08-10 20:42:18 +00:00

button.c

Add cprints() and ccprints()

2014-05-21 20:32:17 +00:00

capsense.c

Add cprints() and ccprints()

2014-05-21 20:32:17 +00:00

case_closed_debug.c

CCD: Add ability to enable and disable SPI bridge

2015-03-23 19:23:35 +00:00

charge_manager.c

usb_pd: Add host command to limit external charger voltage / current

2015-08-22 01:37:38 +00:00

charge_ramp.c

charger: Move USB charger / BC1.2 task to common code

2015-06-10 19:48:08 +00:00

charge_state_v1.c

cleanup: remove board_discharge_on_ac() unless custom func needed

2015-07-14 22:39:36 +00:00

charge_state_v2.c

Revert "Trigger lightbar pattern from charger task if necessary"

2015-08-13 21:41:18 +00:00

charger.c

Add cprints() and ccprints()

2014-05-21 20:32:17 +00:00

chipset.c

ryu: add a dummy power module for controlling sensors.

2014-11-18 05:19:47 +00:00

clz.c

Add option to enable GCC LTO

2015-05-19 02:46:27 +00:00

console_output.c

tpm: add a console channel for TPM subsystem

2015-07-25 08:47:31 +00:00

console.c

Only process console input after console task started

2015-01-17 23:19:58 +00:00

crc8.c

EC: Add smbus interface read & write APIs

2014-08-29 02:57:00 +00:00

crc.c

Move software CRC implementation to common

2014-08-08 03:11:38 +00:00

ec.libsharedobjs.ld

build-infr: Add support for shared RO library.

2015-07-17 03:17:50 +00:00

eoption.c

cleanup: eeprom and option comments

2013-10-25 20:12:49 +00:00

extpower_gpio.c

Initialize the memory-mapped AC_PRESENT flag

2015-05-28 03:18:06 +00:00

fan.c

acpi: Ensure continuity of memmap data with a read cache

2015-07-28 21:31:38 +00:00

firmware_image.lds.S

build-infr: Add support for shared RO library.

2015-07-17 03:17:50 +00:00

firmware_image.S

build-infr: Add support for shared RO library.

2015-07-17 03:17:50 +00:00

flash.c

vboot_hash: Abort hash calculation on flash write

2015-07-01 03:49:00 +00:00

fmap.c

nuc: Add SHI driver for arm-based platform in chip folder.

2015-06-26 18:57:32 +00:00

gesture.c

motion_sense: Fix init routines

2015-07-27 22:19:26 +00:00

gpio.c

I2C: i2c_raw_mode() should only touch I2C port specified

2015-07-25 14:49:31 +00:00

hooks.c

hooks: Move HOOK_INIT to after task switching.

2015-07-13 18:43:56 +00:00

host_command_master.c

pd: Add timeout for HC flash commands.

2015-01-07 08:45:38 +00:00

host_command_pd.c

host_command_pd: loop over sending PD status host command

2015-07-29 06:38:45 +00:00

host_command.c

acpi: Ensure continuity of memmap data with a read cache

2015-07-28 21:31:38 +00:00

host_event_commands.c

MKBP event signalling implementation

2014-10-24 01:37:58 +00:00

i2c_arbitration.c

cleanup: rename I2C_PORT_HOST to I2C_PORT_MASTER

2013-10-25 01:32:15 +00:00

i2c_wedge.c

i2c: add wedge command

2014-03-06 21:33:09 +00:00

i2c.c

i2c: Fix i2c_lock deadlock on sysjump

2015-08-22 01:37:51 +00:00

inductive_charging.c

ryu: improve inductive charging control

2015-01-30 05:11:06 +00:00

keyboard_8042_sharedlib.c

libsharedobjs: Add 8042 scancodes to shared lib.

2015-07-17 03:18:03 +00:00

keyboard_8042.c

libsharedobjs: Add 8042 scancodes to shared lib.

2015-07-17 03:18:03 +00:00

keyboard_mkbp.c

keyboard_mkbp: fix interrupt handling with MKBP_EVENT

2015-05-30 01:04:52 +00:00

keyboard_scan.c

samus: change charge override hot keys to ctrl+search+0|1|2

2015-01-24 06:42:02 +00:00

keyboard_test.c

Move keyboard dimension and key constants to keyboard_config.h

2013-03-22 11:24:29 -07:00

lb_common.c

ryu: re-calibrate lightbar colors for device.

2015-08-21 00:49:26 +00:00

led_common.c

rambi: fix led command

2014-01-14 09:19:45 +00:00

led_policy_std.c

Standard Power/Charging LED Behavior

2015-01-14 21:49:36 +00:00

lid_angle.c

Cyan: Added Clamshell/Tablet mode support

2015-08-10 20:42:18 +00:00

lid_switch.c

lid_switch: allow to specify several lid GPIOs

2015-07-23 22:38:06 +00:00

lightbar.c

ryu: re-calibrate lightbar colors for device.

2015-08-21 00:49:26 +00:00

main.c

hooks: Move HOOK_INIT to after task switching.

2015-07-13 18:43:56 +00:00

math_util.c

math: Add inverse matrix calculation

2015-08-24 19:08:20 +00:00

memory_commands.c

cli: add ability to read/write memory of different bus width

2015-05-02 03:39:37 +00:00

mkbp_event.c

ryu: enable MBKP events for PD events

2015-05-28 23:02:18 +00:00

motion_lid.c

cyan: fix sensors matrices

2015-08-22 01:37:55 +00:00

motion_sense.c

motion_sense: calculate threshold properly

2015-08-24 19:08:15 +00:00

onewire.c

Move onewire bus support from chip/lm4 to common

2013-08-02 18:22:57 -07:00

panic_output.c

panic: Fix unaligned memory access panic

2015-04-14 01:15:43 +00:00

pd_log.c

pd: move non-phy layer config out of usb_pd_config.h

2015-05-27 02:39:41 +00:00

pmu_tps65090_charger.c

Remove obsolete board-specific code

2015-06-10 18:24:05 +00:00

pmu_tps65090_powerinfo.c

Remove obsolete board-specific code

2015-06-10 18:24:05 +00:00

pmu_tps65090.c

Add cprints() and ccprints()

2014-05-21 20:32:17 +00:00

port80.c

port80: Disable port80 task when leaving S0

2015-07-15 02:06:48 +00:00

power_button_x86.c

skylake: Use a simulated power button press to force-shutdown the AP

2015-06-04 01:15:55 +00:00

power_button.c

Power Button: Wait for power button to be stable when waiting for release

2015-02-10 23:07:14 +00:00

printf.c

optimize printf size without the common runtime

2015-04-10 23:29:27 +00:00

pstore_commands.c

Change host command params/response pointers to void *

2012-07-26 16:25:34 -07:00

pwm_kblight.c

Pad jump tags to 4 bytes inside the system module

2013-11-05 02:32:40 +00:00

pwm.c

Move source files to driver/ and power/ subdirs

2013-10-23 20:07:25 +00:00

queue_policies.c

Stream: Remove in_stream/out_stream interface

2015-06-11 00:08:49 +00:00

queue.c

Queue: Add ability to modify contiguous units inplace

2015-07-15 21:57:36 +00:00

rsa.c

rsa: add support for 4096 and 8192 bit keys

2014-11-15 06:00:02 +00:00

rwsig.c

cleanup: Rename image geometry CONFIGs

2015-05-12 20:54:37 +00:00

sha1.c

Add SHA-1 hash

2014-05-17 20:14:17 +00:00

sha256.c

cleanup: Remove checkpatch warnings

2013-12-19 00:12:28 +00:00

shared_mem.c

samus_pd: make shmem command optional, disable on samus_pd

2015-02-24 00:27:42 +00:00

smbus.c

smbus: Don't use shared memory buffer for word writes

2015-02-04 23:32:42 +00:00

spi_flash_reg.c

cyan: fix issues with write protection

2015-07-16 18:47:22 +00:00

spi_flash.c

common: change interface to SPI flash

2015-07-30 19:57:55 +00:00

switch.c

Add cprints() and ccprints()

2014-05-21 20:32:17 +00:00

system.c

it8380dev: add flash module and fix system jump

2015-07-08 09:25:48 +00:00

temp_sensor.c

Show the fan-cooling percentage for each active temp sensor

2015-01-14 03:15:41 +00:00

test_util.c

emulator: Keep fail count across sysjump

2014-01-08 03:49:36 +00:00

thermal.c

Show the fan-cooling percentage for each active temp sensor

2015-01-14 03:15:41 +00:00

throttle_ap.c

Add cprints() and ccprints()

2014-05-21 20:32:17 +00:00

timer.c

export MSDN clock() function

2015-08-14 21:04:32 +00:00

tpm_registers.c

Cr50: Build external libs remotely, but put objects here

2015-08-22 01:37:25 +00:00

uart_buffering.c

uart: provide polling mode of operation

2015-08-08 04:26:40 +00:00

usb_charger.c

oak: add usb charger tasks

2015-08-21 08:10:11 +00:00

usb_pd_policy.c

usb_pd: Add host command to limit external charger voltage / current

2015-08-22 01:37:38 +00:00

usb_pd_protocol.c

usb_pd: Add host command to limit external charger voltage / current

2015-08-22 01:37:38 +00:00

usb_pd_tcpc.c

pd: Enable detection of VBUS via the TCPM/TCPCI interface

2015-08-21 08:10:03 +00:00

usb_port_power_dumb.c

Add cprints() and ccprints()

2014-05-21 20:32:17 +00:00

usb_port_power_smart.c

Support inverted ILIM_SEL for smart USB port power

2014-08-23 02:42:21 +00:00

util.c

Queue: Add methods that accept a memcpy routine

2015-01-08 00:38:13 +00:00

vboot_hash.c

vboot_hash: Abort hash calculation on flash write

2015-07-01 03:49:00 +00:00

version.c

Add option to enable GCC LTO

2015-05-19 02:46:27 +00:00

wireless.c

Allow AP to set wireless power state in suspend

2014-02-22 00:50:37 +00:00