This patch adds support for SCALER device which is a
new device for scaling, blending, color fill and color space
conversion on EXYNOS5410/5420 SoCs.
This device supports the following as key features.
input image format
- YCbCr420 2P(UV/VU), 3P
- YCbCr422 1P(YUYV/UYVY/YVYU), 2P(UV,VU), 3P
- YCbCr444 2P(UV,VU), 3P
- RGB565, ARGB1555, ARGB4444, ARGB8888, RGBA8888
- Pre-multiplexed ARGB8888, L8A8 and L8
output image format
- YCbCr420 2P(UV/VU), 3P
- YCbCr422 1P(YUYV/UYVY/YVYU), 2P(UV,VU), 3P
- YCbCr444 2P(UV,VU), 3P
- RGB565, ARGB1555, ARGB4444, ARGB8888, RGBA8888
- Pre-multiplexed ARGB8888
input rotation
- 0/90/180/270 degree, X/Y/XY Flip
scale ratio
- 1/4 scale down to 16 scale up
color space conversion
- RGB to YUV / YUV to RGB
Size - Exynos5420
- Input : 16x16 to 8192x8192
- Output: 4x4 to 8192x8192
Size - Exynos5410
- Input/Output: 4x4 to 4096x4096
alpha blending, color fill
Rebased on:
-----------
git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git:master
Changes from v5:
---------------
Addressed review comments from, Bartlomiej Zolnierkiewicz and Tomasz Figa
Links to the review comments:
1] https://linuxtv.org/patch/21512/
2] https://linuxtv.org/patch/21513/
3] https://linuxtv.org/patch/21514/
Changes from v4:
---------------
Addressed review comments from, Sylwester Nawrocki and Mauro Carvalho Chehab
Links to the review comments:
1] https://linuxtv.org/patch/20307/
2] https://linuxtv.org/patch/20308/
3] https://linuxtv.org/patch/20451/
Changes from v3:
---------------
Addressed review comments from, Sylwester Nawrocki and Hans Verkuil.
Links to the review comments:
1] https://linuxtv.org/patch/20072/
2] https://linuxtv.org/patch/20073/
Changes from v2:
---------------
Addressed review comments from, Inki Dae, Hans Verkuil and Sylwester Nawrocki.
Links to the review comments:
1] https://linuxtv.org/patch/19783/
2] https://linuxtv.org/patch/19784/
3] https://linuxtv.org/patch/19785/
4] https://linuxtv.org/patch/19786/
5] https://linuxtv.org/patch/19787/
Changes from v1:
---------------
1] Split the previous single patch into multiple patches.
2] Added DT binding documentation.
3] Removed the unnecessary header file inclusions.
4] Fix the condition check in mscl_prepare_address for swapping cb/cr addresses.
Shaik Ameer Basha (4):
[media] exynos-scaler: Add DT bindings for SCALER driver
[media] exynos-scaler: Add new driver for Exynos5 SCALER
[media] exynos-scaler: Add m2m functionality for the SCALER driver
[media] exynos-scaler: Add core functionality for the SCALER driver
.../devicetree/bindings/media/exynos5-scaler.txt | 24 +
drivers/media/platform/Kconfig | 8 +
drivers/media/platform/Makefile | 1 +
drivers/media/platform/exynos-scaler/Makefile | 3 +
drivers/media/platform/exynos-scaler/scaler-m2m.c | 788 +++++++++++++
drivers/media/platform/exynos-scaler/scaler-regs.c | 337 ++++++
drivers/media/platform/exynos-scaler/scaler-regs.h | 331 ++++++
drivers/media/platform/exynos-scaler/scaler.c | 1235 ++++++++++++++++++++
drivers/media/platform/exynos-scaler/scaler.h | 376 ++++++
9 files changed, 3103 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/exynos5-scaler.txt
create mode 100644 drivers/media/platform/exynos-scaler/Makefile
create mode 100644 drivers/media/platform/exynos-scaler/scaler-m2m.c
create mode 100644 drivers/media/platform/exynos-scaler/scaler-regs.c
create mode 100644 drivers/media/platform/exynos-scaler/scaler-regs.h
create mode 100644 drivers/media/platform/exynos-scaler/scaler.c
create mode 100644 drivers/media/platform/exynos-scaler/scaler.h
--
1.7.9.5
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