Linux 2.6.33 has not been released yet.
Summary:
1. Prominent features (the cool stuff)
2. Various core changes
3. Block
4. Virtualization
5. PCI
6. MD/DM
7. Filesystems
8. Networking
9. Security
10. Tracing/Profiling
11. Crypto
12. Architecture-specific changes
13. Drivers
13.1. Graphics
13.2. Storage
13.3. Networking devices
13.4. USB
13.5. FireWire
13.6. Input
Add Davinci Keypad Driver [http://git.kernel.org/linus/bc09dcadc1a3da87d58aa70ebc8e9441205be75c (commit)]
Add driver for Altera PS/2 controller [http://git.kernel.org/linus/fb5bbee0dd033db7c31fe6cb78d2ce2b6588fd42 (commit)]
Add driver for Dynapro serial touchscreen [http://git.kernel.org/linus/a5f523bc0cdee2a163a034344ebf1163799b3c5d (commit)]
Add generic support for sparse keymaps [http://git.kernel.org/linus/36203c4f3d091b5f6c082663bd1f74273798043a (commit)]
Add mc13783 touchscreen driver [http://git.kernel.org/linus/d201fd5dfb22801b6b012bb9f58cd186e4690d98 (commit)]
Add S3C24XX touchscreen driver [http://git.kernel.org/linus/f5f96b93e745dd054110d511779e7ec5cfdfdfe6 (commit)]
ALPS - add interleaved protocol support (Dell E6x00 series) [http://git.kernel.org/linus/1d9f26262aef6d63ff65eba0fd5f1583f342b69b (commit)]
Add new driver for ADP5520 MFD PMICs [http://git.kernel.org/linus/fba65fe0ededc538771e47f6d099d7c853f4776e (commit)]
usbtouchscreen - add support for ET&T TC5UH touchscreen controller [http://git.kernel.org/linus/dbe1420b4ba398feef035f7cd8181ec2e492228b (commit)], add support for Zytronic capacitive touchscreen [http://git.kernel.org/linus/2330ed18b27a8f4f10e48e0a1c65ede56e03825c (commit)]
wacom - add support for new LCD tablets [http://git.kernel.org/linus/ec67bbedcf290ef182a897017f65a2707106c7f8 (commit)]
13.7. Sound
Ashai Kasei ak4113 support [http://git.kernel.org/linus/42cfa276aebd28e5cc4350ff6c7d75f1cb84dd98 (commit)], [http://git.kernel.org/linus/8f34692f63d66805b51ff408f4067748d3c1c3fd (commit)]
ice1724 - Infrasonic Quartet support [http://git.kernel.org/linus/6ef80706184be792499a4485a7957f2660b6a076 (commit)]
opti-miro: add PnP detection [http://git.kernel.org/linus/306ecee926cf79f1b3b5f6035be09ef3d83f1b76 (commit)]
Add SuperH DAC audio driver for ALSA V4 [http://git.kernel.org/linus/9dcaa7b25f2c8f6a0485854cd3641f585a154072 (commit)]
snd-pcsp: add nopcm mode [http://git.kernel.org/linus/bcc2c6b7cb320d10c7fcccd87dce87f4384b4332 (commit)]
snd-usb-us122l: add support for US-144 [http://git.kernel.org/linus/4f272341c7a42a71586523f196b242bccde3be8c (commit)]
sscape: add supoort for SPEA Media FX/Reveal SC-600 [http://git.kernel.org/linus/f0968e3f7a8ea30728d2580d3043a30ea9994ec6 (commit)]
Oxygen: add digital filter control [http://git.kernel.org/linus/4852ad02476ab2bbc874f6f8fda9e677e0f09c87 (commit)], add stereo upmixing to center/LFE channels [http://git.kernel.org/linus/3d8bb454c4fbe18cea1adfd4183a4a9ef5f0ef04 (commit)],
usb-audio: add Roland UA-1G support [http://git.kernel.org/linus/d867bba94513cf149cb8462a6e006848acb91d38 (commit)]
virtuoso: add headphone impedance control [http://git.kernel.org/linus/a361e247b4e36c567b44fef354ab595458422d44 (commit)]
- HDA
Add ALC661/259, ALC892/888VD support [http://git.kernel.org/linus/274693f37090ada2cadd09944ab883f05ea6ebe6 (commit)]
Add beep_mode module parameter [http://git.kernel.org/linus/2dca0bba70ce3c233be152e384580c134935332d (commit)]
Add support for the new 27 inch IMacs [http://git.kernel.org/linus/1a5ba2e9fc7999b8de2a71c7e7b9f58d752c05e4 (commit)]
VIA: Add Jack detect feature for VT1708. [http://git.kernel.org/linus/1f2e99febd5dd0c91f0d0752674029a4376649e5 (commit)], add smart5.1 function. [http://git.kernel.org/linus/1564b2878f5cf160f60af99d4dbca1dd7809ee8a (commit)], add VT1716S support. [http://git.kernel.org/linus/f3db423df84570c9950754a5771ad26f0111235f (commit)], add VT1718S support. [http://git.kernel.org/linus/eb7188cafcb7aa1419b8889494cdbd4e6a01da1c (commit)], add VT1812 support. [http://git.kernel.org/linus/ab6734e7ea32e9f9cbe0f55eeddf4aa629ed1c3d (commit)], add VT1828S and VT2020 support. [http://git.kernel.org/linus/bb3c6bfc3f7a5416d85c5dbc312e2d47fc672eef (commit)], add VT2002P support. [http://git.kernel.org/linus/25eaba2f8a6877ba6f58197c4723c2433a316e09 (commit)]
- ASoC
Add Raumfeld audio support [http://git.kernel.org/linus/49af574b60669a58a2e96960ac694ce953119083 (commit)]
Added the CPU driver for PCM controllers [http://git.kernel.org/linus/357a1db94ecc5b3d605574b164d288cd7dbf8dbd (commit)]
Adding OMAP3517 / AM3517 EVM support in ASOC [http://git.kernel.org/linus/89e9abe78151de4d62fefe3976f6ef9f1f086e53 (commit)]
Add support for IGEP v2 [http://git.kernel.org/linus/b2a2236d1f5e7c09c8e74b61f13d8ba3fe82f7be (commit)]
Add support for the WM8727 DAC. [http://git.kernel.org/linus/89933dee5b17c09f2673c2bfd853625a848f91f5 (commit)]
Add WM8711 CODEC driver [http://git.kernel.org/linus/bd6d417743d941c3e5eabb21abbcac9737f11061 (commit)]
ADS117x ADC driver [http://git.kernel.org/linus/2dcf9fb99d4ecadecb2685a9eb82e6b85511c960 (commit)]
AK4671: add ak4671 codec driver [http://git.kernel.org/linus/2312fd8f6b252b7d3c1d74b20c75b7bff98bab65 (commit)]
Codec driver for Texas Instruments tlv320dac33 codec [http://git.kernel.org/linus/c8bf93f0fe8c5a509a29e30f3bac823fa0f6d96e (commit)]
Davinci: Add audio codec support for DM365 EVM [http://git.kernel.org/linus/9b95b166789d3ec57cea8cca0d42e602b8643ab0 (commit)]
OMAP: enable Overo driver for CM-T35 [http://git.kernel.org/linus/8df89bc35c188e389295eaf7917653f13c83ce70 (commit)]
Support WM8580 based audio subsystem on SMDK64xx machines [http://git.kernel.org/linus/d0f5fa17aa63262685e43b798ca0830d89786235 (commit)]
TPA6130A2 amplifier driver [http://git.kernel.org/linus/493b67efffc462703d583389aca96f850c18d3b3 (commit)]
Remove OSS Ensoniq Soundscape driver. It's broken after conversion to mutexes and a new ALSA snd-sscape driver handles all devices [http://git.kernel.org/linus/b7d5d946e50116f4150542f881ac90ac74c28165 (commit)]
13.8. Staging Drivers
13.9. V4L/DVB
13.10. Bluetooth
13.11. MTD
13.12. HWMON
13.13. ACPI
13.14. Various