diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-15 12:49:56 -0800 |
---|---|---|
committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-01-15 12:49:56 -0800 |
commit | 122804ecb59493fbb4d31b3ba9ac59faaf45276f (patch) | |
tree | cff4d8a158c412e4a8d3abc8d91bb0eb52b01c9a /drivers/media/video/s5p-g2d/g2d.h | |
parent | 16008d641670571ff4cd750b416c7caf2d89f467 (diff) | |
parent | 126400033940afb658123517a2e80eb68259fbd7 (diff) |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (655 commits)
[media] revert patch: HDIC HD29L2 DMB-TH USB2.0 reference design driver
mb86a20s: Add a few more register settings at the init seq
mb86a20s: Group registers into the same line
[media] [PATCH] don't reset the delivery system on DTV_CLEAR
[media] [BUG] it913x-fe fix typo error making SNR levels unstable
[media] cx23885: Query the CX25840 during enum_input for status
[media] cx25840: Add support for g_input_status
[media] rc-videomate-m1f.c Rename to match remote controler name
[media] drivers: media: au0828: Fix dependency for VIDEO_AU0828
[media] convert drivers/media/* to use module_platform_driver()
[media] drivers: video: cx231xx: Fix dependency for VIDEO_CX231XX_DVB
[media] Exynos4 JPEG codec v4l2 driver
[media] doc: v4l: selection: choose pixels as units for selection rectangles
[media] v4l: s5p-tv: mixer: fix setup of VP scaling
[media] v4l: s5p-tv: mixer: add support for selection API
[media] v4l: emulate old crop API using extended crop/compose API
[media] doc: v4l: add documentation for selection API
[media] doc: v4l: add binary images for selection API
[media] v4l: add support for selection api
[media] hd29l2: fix review findings
...
Diffstat (limited to 'drivers/media/video/s5p-g2d/g2d.h')
-rw-r--r-- | drivers/media/video/s5p-g2d/g2d.h | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/drivers/media/video/s5p-g2d/g2d.h b/drivers/media/video/s5p-g2d/g2d.h new file mode 100644 index 00000000000..5eae90107bf --- /dev/null +++ b/drivers/media/video/s5p-g2d/g2d.h @@ -0,0 +1,83 @@ +/* + * Samsung S5P G2D - 2D Graphics Accelerator Driver + * + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * Kamil Debski, <k.debski@samsung.com> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by the + * Free Software Foundation; either version 2 of the + * License, or (at your option) any later version + */ + +#include <media/v4l2-device.h> +#include <media/v4l2-ctrls.h> + +#define G2D_NAME "s5p-g2d" + +struct g2d_dev { + struct v4l2_device v4l2_dev; + struct v4l2_m2m_dev *m2m_dev; + struct video_device *vfd; + struct mutex mutex; + spinlock_t irqlock; + atomic_t num_inst; + struct vb2_alloc_ctx *alloc_ctx; + struct resource *res_regs; + void __iomem *regs; + struct clk *clk; + struct clk *gate; + struct g2d_ctx *curr; + int irq; + wait_queue_head_t irq_queue; +}; + +struct g2d_frame { + /* Original dimensions */ + u32 width; + u32 height; + /* Crop size */ + u32 c_width; + u32 c_height; + /* Offset */ + u32 o_width; + u32 o_height; + /* Image format */ + struct g2d_fmt *fmt; + /* Variables that can calculated once and reused */ + u32 stride; + u32 bottom; + u32 right; + u32 size; +}; + +struct g2d_ctx { + struct v4l2_fh fh; + struct g2d_dev *dev; + struct v4l2_m2m_ctx *m2m_ctx; + struct g2d_frame in; + struct g2d_frame out; + struct v4l2_ctrl_handler ctrl_handler; + u32 rop; +}; + +struct g2d_fmt { + char *name; + u32 fourcc; + int depth; + u32 hw; +}; + + +void g2d_reset(struct g2d_dev *d); +void g2d_set_src_size(struct g2d_dev *d, struct g2d_frame *f); +void g2d_set_src_addr(struct g2d_dev *d, dma_addr_t a); +void g2d_set_dst_size(struct g2d_dev *d, struct g2d_frame *f); +void g2d_set_dst_addr(struct g2d_dev *d, dma_addr_t a); +void g2d_start(struct g2d_dev *d); +void g2d_clear_int(struct g2d_dev *d); +void g2d_set_rop4(struct g2d_dev *d, u32 r); +u32 g2d_cmd_stretch(u32 e); +void g2d_set_cmd(struct g2d_dev *d, u32 c); + + |