875e2e3edf
Instead of trying to propagate errors down the pipeline manually (and failing to do so properly in all cases), flag SBL errors in the pipeline to which the entity that triggered the error belongs, and use pipeline error flags to mark buffers as faulty when completing them. Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
207 lines
6.3 KiB
C
207 lines
6.3 KiB
C
/*
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* isppreview.h
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*
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* TI OMAP3 ISP - Preview module
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*
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* Copyright (C) 2010 Nokia Corporation
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* Copyright (C) 2009 Texas Instruments, Inc.
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*
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* Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
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* Sakari Ailus <sakari.ailus@iki.fi>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
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* 02110-1301 USA
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*/
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#ifndef OMAP3_ISP_PREVIEW_H
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#define OMAP3_ISP_PREVIEW_H
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#include <linux/omap3isp.h>
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#include <linux/types.h>
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#include <media/v4l2-ctrls.h>
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#include "ispvideo.h"
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#define ISPPRV_BRIGHT_STEP 0x1
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#define ISPPRV_BRIGHT_DEF 0x0
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#define ISPPRV_BRIGHT_LOW 0x0
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#define ISPPRV_BRIGHT_HIGH 0xFF
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#define ISPPRV_BRIGHT_UNITS 0x1
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#define ISPPRV_CONTRAST_STEP 0x1
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#define ISPPRV_CONTRAST_DEF 0x10
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#define ISPPRV_CONTRAST_LOW 0x0
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#define ISPPRV_CONTRAST_HIGH 0xFF
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#define ISPPRV_CONTRAST_UNITS 0x1
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/* Features list */
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#define PREV_LUMA_ENHANCE OMAP3ISP_PREV_LUMAENH
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#define PREV_INVERSE_ALAW OMAP3ISP_PREV_INVALAW
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#define PREV_HORZ_MEDIAN_FILTER OMAP3ISP_PREV_HRZ_MED
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#define PREV_CFA OMAP3ISP_PREV_CFA
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#define PREV_CHROMA_SUPPRESS OMAP3ISP_PREV_CHROMA_SUPP
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#define PREV_WB OMAP3ISP_PREV_WB
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#define PREV_BLKADJ OMAP3ISP_PREV_BLKADJ
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#define PREV_RGB2RGB OMAP3ISP_PREV_RGB2RGB
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#define PREV_COLOR_CONV OMAP3ISP_PREV_COLOR_CONV
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#define PREV_YCLIMITS OMAP3ISP_PREV_YC_LIMIT
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#define PREV_DEFECT_COR OMAP3ISP_PREV_DEFECT_COR
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#define PREV_GAMMA_BYPASS OMAP3ISP_PREV_GAMMABYPASS
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#define PREV_DARK_FRAME_CAPTURE OMAP3ISP_PREV_DRK_FRM_CAPTURE
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#define PREV_DARK_FRAME_SUBTRACT OMAP3ISP_PREV_DRK_FRM_SUBTRACT
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#define PREV_LENS_SHADING OMAP3ISP_PREV_LENS_SHADING
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#define PREV_NOISE_FILTER OMAP3ISP_PREV_NF
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#define PREV_GAMMA OMAP3ISP_PREV_GAMMA
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#define PREV_CONTRAST (1 << 17)
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#define PREV_BRIGHTNESS (1 << 18)
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#define PREV_AVERAGER (1 << 19)
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#define PREV_FEATURES_END (1 << 20)
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enum preview_input_entity {
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PREVIEW_INPUT_NONE,
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PREVIEW_INPUT_CCDC,
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PREVIEW_INPUT_MEMORY,
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};
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#define PREVIEW_OUTPUT_RESIZER (1 << 1)
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#define PREVIEW_OUTPUT_MEMORY (1 << 2)
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/* Configure byte layout of YUV image */
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enum preview_ycpos_mode {
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YCPOS_YCrYCb = 0,
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YCPOS_YCbYCr = 1,
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YCPOS_CbYCrY = 2,
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YCPOS_CrYCbY = 3
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};
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/*
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* struct prev_params - Structure for all configuration
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* @features: Set of features enabled.
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* @cfa: CFA coefficients.
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* @csup: Chroma suppression coefficients.
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* @luma: Luma enhancement coefficients.
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* @nf: Noise filter coefficients.
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* @dcor: Noise filter coefficients.
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* @gamma: Gamma coefficients.
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* @wbal: White Balance parameters.
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* @blk_adj: Black adjustment parameters.
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* @rgb2rgb: RGB blending parameters.
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* @rgb2ycbcr: RGB to ycbcr parameters.
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* @hmed: Horizontal median filter.
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* @yclimit: YC limits parameters.
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* @contrast: Contrast.
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* @brightness: Brightness.
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*/
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struct prev_params {
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u32 features;
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struct omap3isp_prev_cfa cfa;
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struct omap3isp_prev_csup csup;
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struct omap3isp_prev_luma luma;
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struct omap3isp_prev_nf nf;
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struct omap3isp_prev_dcor dcor;
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struct omap3isp_prev_gtables gamma;
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struct omap3isp_prev_wbal wbal;
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struct omap3isp_prev_blkadj blk_adj;
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struct omap3isp_prev_rgbtorgb rgb2rgb;
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struct omap3isp_prev_csc rgb2ycbcr;
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struct omap3isp_prev_hmed hmed;
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struct omap3isp_prev_yclimit yclimit;
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u8 contrast;
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u8 brightness;
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};
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/*
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* struct isptables_update - Structure for Table Configuration.
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* @update: Specifies which tables should be updated.
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* @flag: Specifies which tables should be enabled.
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* @nf: Pointer to structure for Noise Filter
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* @lsc: Pointer to LSC gain table. (currently not used)
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* @gamma: Pointer to gamma correction tables.
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* @cfa: Pointer to color filter array configuration.
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* @wbal: Pointer to colour and digital gain configuration.
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*/
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struct isptables_update {
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u32 update;
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u32 flag;
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struct omap3isp_prev_nf *nf;
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u32 *lsc;
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struct omap3isp_prev_gtables *gamma;
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struct omap3isp_prev_cfa *cfa;
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struct omap3isp_prev_wbal *wbal;
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};
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/* Sink and source previewer pads */
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#define PREV_PAD_SINK 0
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#define PREV_PAD_SOURCE 1
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#define PREV_PADS_NUM 2
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/*
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* struct isp_prev_device - Structure for storing ISP Preview module information
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* @subdev: V4L2 subdevice
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* @pads: Media entity pads
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* @formats: Active formats at the subdev pad
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* @crop: Active crop rectangle
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* @input: Module currently connected to the input pad
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* @output: Bitmask of the active output
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* @video_in: Input video entity
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* @video_out: Output video entity
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* @params: Module configuration data
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* @shadow_update: If set, update the hardware configured in the next interrupt
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* @underrun: Whether the preview entity has queued buffers on the output
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* @state: Current preview pipeline state
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* @lock: Shadow update lock
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* @update: Bitmask of the parameters to be updated
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*
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* This structure is used to store the OMAP ISP Preview module Information.
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*/
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struct isp_prev_device {
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struct v4l2_subdev subdev;
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struct media_pad pads[PREV_PADS_NUM];
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struct v4l2_mbus_framefmt formats[PREV_PADS_NUM];
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struct v4l2_rect crop;
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struct v4l2_ctrl_handler ctrls;
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enum preview_input_entity input;
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unsigned int output;
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struct isp_video video_in;
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struct isp_video video_out;
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struct prev_params params;
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unsigned int shadow_update:1;
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enum isp_pipeline_stream_state state;
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wait_queue_head_t wait;
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atomic_t stopping;
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spinlock_t lock;
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u32 update;
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};
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struct isp_device;
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int omap3isp_preview_init(struct isp_device *isp);
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void omap3isp_preview_cleanup(struct isp_device *isp);
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int omap3isp_preview_register_entities(struct isp_prev_device *prv,
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struct v4l2_device *vdev);
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void omap3isp_preview_unregister_entities(struct isp_prev_device *prv);
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void omap3isp_preview_isr_frame_sync(struct isp_prev_device *prev);
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void omap3isp_preview_isr(struct isp_prev_device *prev);
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int omap3isp_preview_busy(struct isp_prev_device *isp_prev);
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void omap3isp_preview_restore_context(struct isp_device *isp);
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#endif /* OMAP3_ISP_PREVIEW_H */
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