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authorLinus Torvalds <torvalds@linux-foundation.org>2017-05-05 18:16:23 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2017-05-05 18:16:23 -0700
commitc6a677c6f37bb7abc85ba7e3465e82b9f7eb1d91 (patch)
tree9d0d4bb2e150837297cddc5be7f1b4950e9ab228 /drivers/staging/media/atomisp/pci/atomisp2/css2400/ia_css_mipi.h
parente87d51ac61f88ae44fe14b34abe08566032d726b (diff)
parent11270059e8d0b6f80801fac910c4ef751ca05c4c (diff)
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Merge tag 'staging-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull staging/IIO updates from Greg KH: "Here is the big staging tree update for 4.12-rc1. It's a big one, adding about 350k new lines of crap^Wcode, mostly all in a big dump of media drivers from Intel. But there's other new drivers in here as well, yet-another-wifi driver, new IIO drivers, and a new crypto accelerator. We also deleted a bunch of stuff, mostly in patch cleanups, but also the Android ION code has shrunk a lot, and the Android low memory killer driver was finally deleted, much to the celebration of the -mm developers. All of these have been in linux-next with a few build issues that will show up when you merge to your tree" Merge conflicts in the new rtl8723bs driver (due to the wifi changes this merge window) handled as per linux-next, courtesy of Stephen Rothwell. * tag 'staging-4.12-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: (1182 commits) staging: fsl-mc/dpio: add cpu <--> LE conversion for dpaa2_fd staging: ks7010: remove line continuations in quoted strings staging: vt6656: use tabs instead of spaces staging: android: ion: Fix unnecessary initialization of static variable staging: media: atomisp: fix range checking on clk_num staging: media: atomisp: fix misspelled word in comment staging: media: atomisp: kmap() can't fail staging: atomisp: remove #ifdef for runtime PM functions staging: atomisp: satm include directory is gone atomisp: remove some more unused files atomisp: remove hmm_load/store/clear indirections atomisp: kill off mmgr_free atomisp: clean up the hmm init/cleanup indirections atomisp: handle allocation calls before init in the hmm layer staging: fsl-dpaa2/eth: Add maintainer for Ethernet driver staging: fsl-dpaa2/eth: Add TODO file staging: fsl-dpaa2/eth: Add trace points staging: fsl-dpaa2/eth: Add driver specific stats staging: fsl-dpaa2/eth: Add ethtool support staging: fsl-dpaa2/eth: Add Freescale DPAA2 Ethernet driver ...
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/ia_css_mipi.h')
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diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/ia_css_mipi.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/ia_css_mipi.h
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+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/ia_css_mipi.h
@@ -0,0 +1,82 @@
+/*
+ * Support for Intel Camera Imaging ISP subsystem.
+ * Copyright (c) 2015, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ */
+
+#ifndef __IA_CSS_MIPI_H
+#define __IA_CSS_MIPI_H
+
+/** @file
+ * This file contains MIPI support functionality
+ */
+
+#include <type_support.h>
+#include "ia_css_err.h"
+#include "ia_css_stream_format.h"
+#include "ia_css_input_port.h"
+
+/** Backward compatible for CSS API 2.0 only
+ * TO BE REMOVED when all drivers move to CSS API 2.1.
+ */
+/** @brief Specify a CSS MIPI frame buffer.
+ *
+ * @param[in] size_mem_words The frame size in memory words (32B).
+ * @param[in] contiguous Allocate memory physically contiguously or not.
+ * @return The error code.
+ *
+ * \deprecated{Use ia_css_mipi_buffer_config instead.}
+ *
+ * Specifies a CSS MIPI frame buffer: size in memory words (32B).
+ */
+enum ia_css_err
+ia_css_mipi_frame_specify(const unsigned int size_mem_words,
+ const bool contiguous);
+
+#if !defined(HAS_NO_INPUT_SYSTEM)
+/** @brief Register size of a CSS MIPI frame for check during capturing.
+ *
+ * @param[in] port CSI-2 port this check is registered.
+ * @param[in] size_mem_words The frame size in memory words (32B).
+ * @return Return the error in case of failure. E.g. MAX_NOF_ENTRIES REACHED
+ *
+ * Register size of a CSS MIPI frame to check during capturing. Up to
+ * IA_CSS_MIPI_SIZE_CHECK_MAX_NOF_ENTRIES entries per port allowed. Entries are reset
+ * when stream is stopped.
+ *
+ *
+ */
+enum ia_css_err
+ia_css_mipi_frame_enable_check_on_size(const enum ia_css_csi2_port port,
+ const unsigned int size_mem_words);
+#endif
+
+/** @brief Calculate the size of a mipi frame.
+ *
+ * @param[in] width The width (in pixels) of the frame.
+ * @param[in] height The height (in lines) of the frame.
+ * @param[in] format The frame (MIPI) format.
+ * @param[in] hasSOLandEOL Whether frame (MIPI) contains (optional) SOL and EOF packets.
+ * @param[in] embedded_data_size_words Embedded data size in memory words.
+ * @param size_mem_words The mipi frame size in memory words (32B).
+ * @return The error code.
+ *
+ * Calculate the size of a mipi frame, based on the resolution and format.
+ */
+enum ia_css_err
+ia_css_mipi_frame_calculate_size(const unsigned int width,
+ const unsigned int height,
+ const enum ia_css_stream_format format,
+ const bool hasSOLandEOL,
+ const unsigned int embedded_data_size_words,
+ unsigned int *size_mem_words);
+
+#endif /* __IA_CSS_MIPI_H */
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