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author | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-04-30 09:49:43 +0200 |
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committer | Mauro Carvalho Chehab <mchehab+huawei@kernel.org> | 2020-05-20 12:32:19 +0200 |
commit | 9d4fa1a16b28b1d12b0378993d2d48f572a045d9 (patch) | |
tree | 6cdd2ed63ead500d7684755ed77657298fe29111 /drivers/staging/media/atomisp/pci/sh_css_mipi.h | |
parent | d8763340d2cb6262fb86424315a1f92cabc0e23c (diff) | |
download | linux-9d4fa1a16b28b1d12b0378993d2d48f572a045d9.tar.bz2 |
media: atomisp: cleanup directory hierarchy
This driver has very long directories without a good
reason (IMHO). Let's drop two directories from such hierarchy,
in order to simplify things a little bit and make the dir
output a bit more readable.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Diffstat (limited to 'drivers/staging/media/atomisp/pci/sh_css_mipi.h')
-rw-r--r-- | drivers/staging/media/atomisp/pci/sh_css_mipi.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/sh_css_mipi.h b/drivers/staging/media/atomisp/pci/sh_css_mipi.h new file mode 100644 index 000000000000..ab38589d6457 --- /dev/null +++ b/drivers/staging/media/atomisp/pci/sh_css_mipi.h @@ -0,0 +1,49 @@ +/* + * 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 __SH_CSS_MIPI_H +#define __SH_CSS_MIPI_H + +#include <ia_css_err.h> /* ia_css_err */ +#include <ia_css_types.h> /* ia_css_pipe */ +#include <ia_css_stream_public.h> /* ia_css_stream_config */ + +void +mipi_init(void); + +enum ia_css_err +allocate_mipi_frames(struct ia_css_pipe *pipe, struct ia_css_stream_info *info); + +enum ia_css_err +free_mipi_frames(struct ia_css_pipe *pipe); + +enum ia_css_err +send_mipi_frames(struct ia_css_pipe *pipe); + +/** + * @brief Calculate the required MIPI buffer sizes. + * Based on the stream configuration, calculate the + * required MIPI buffer sizes (in DDR words). + * + * @param[in] stream_cfg Point to the target stream configuration + * @param[out] size_mem_words MIPI buffer size in DDR words. + * + * @return + */ +enum ia_css_err +calculate_mipi_buff_size( + struct ia_css_stream_config *stream_cfg, + unsigned int *size_mem_words); + +#endif /* __SH_CSS_MIPI_H */ |