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Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/hive_isp_css_ddr_hrt_modified.h')
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/hive_isp_css_ddr_hrt_modified.h148
1 files changed, 148 insertions, 0 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/hive_isp_css_ddr_hrt_modified.h b/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/hive_isp_css_ddr_hrt_modified.h
new file mode 100644
index 0000000..39785aa
--- /dev/null
+++ b/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/hive_isp_css_ddr_hrt_modified.h
@@ -0,0 +1,148 @@
+/*
+ * Support for Intel Camera Imaging ISP subsystem.
+ * Copyright (c) 2010-2015, 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 _hive_isp_css_ddr_hrt_modified_h_
+#define _hive_isp_css_ddr_hrt_modified_h_
+
+#include <hmm_64/hmm.h>
+
+/* This function reads an image from DDR and stores it in the img_buf array
+ that has been allocated by the caller.
+ The specifics of how the pixels are stored into DDR by the DMA are taken
+ into account (bits padded to a width of 256, depending on the number of
+ elements per ddr word).
+ The DMA specific parameters give to this function (elems_per_xword and sign_extend)
+ should correspond to those given to the DMA engine.
+ The address is a virtual address which will be translated to a physical address before
+ data is loaded from or stored to that address.
+
+ The return value is 0 in case of success and 1 in case of failure.
+ */
+unsigned int
+hrt_isp_css_read_image_from_ddr(
+ unsigned short *img_buf,
+ unsigned int width,
+ unsigned int height,
+ unsigned int elems_per_xword,
+ unsigned int sign_extend,
+ hmm_ptr virt_addr);
+
+/* This function writes an image to DDR, keeping the same aspects into account as the read_image function
+ above. */
+unsigned int
+hrt_isp_css_write_image_to_ddr(
+ const unsigned short *img_buf,
+ unsigned int width,
+ unsigned int height,
+ unsigned int elems_per_xword,
+ unsigned int sign_extend,
+ hmm_ptr virt_addr);
+
+/* return the size in bytes of an image (frame or plane). */
+unsigned int
+hrt_isp_css_sizeof_image_in_ddr(
+ unsigned int width,
+ unsigned int height,
+ unsigned int bits_per_element);
+
+unsigned int
+hrt_isp_css_stride_of_image_in_ddr(
+ unsigned int width,
+ unsigned int bits_per_element);
+
+hmm_ptr
+hrt_isp_css_alloc_image_in_ddr(
+ unsigned int width,
+ unsigned int height,
+ unsigned int elems_per_xword);
+
+hmm_ptr
+hrt_isp_css_calloc_image_in_ddr(
+ unsigned int width,
+ unsigned int height,
+ unsigned int elems_per_xword);
+
+#ifndef HIVE_ISP_NO_GDC
+#include "gdc_v2_defs.h"
+
+hmm_ptr
+hrt_isp_css_alloc_gdc_lut_in_ddr(void);
+
+void
+hrt_isp_css_write_gdc_lut_to_ddr(
+ short values[4][HRT_GDC_N],
+ hmm_ptr virt_addr);
+#endif
+
+#ifdef _HIVE_ISP_CSS_FPGA_SYSTEM
+hmm_ptr
+hrt_isp_css_alloc_image_for_display(
+ unsigned int width,
+ unsigned int height,
+ unsigned int elems_per_xword);
+
+hmm_ptr
+hrt_isp_css_calloc_image_for_display(
+ unsigned int width,
+ unsigned int height,
+ unsigned int elems_per_xword);
+#endif
+
+/* New set of functions, these do not require the elems_per_xword, but use bits_per_element instead,
+ this way the user does not need to know about the width of a DDR word. */
+unsigned int
+hrt_isp_css_read_unsigned(
+ unsigned short *target,
+ unsigned int width,
+ unsigned int height,
+ unsigned int source_bits_per_element,
+ hmm_ptr source);
+
+unsigned int
+hrt_isp_css_read_signed(
+ short *target,
+ unsigned int width,
+ unsigned int height,
+ unsigned int source_bits_per_element,
+ hmm_ptr source);
+
+unsigned int
+hrt_isp_css_write_unsigned(
+ const unsigned short *source,
+ unsigned int width,
+ unsigned int height,
+ unsigned int target_bits_per_element,
+ hmm_ptr target);
+
+unsigned int
+hrt_isp_css_write_signed(
+ const short *source,
+ unsigned int width,
+ unsigned int height,
+ unsigned int target_bits_per_element,
+ hmm_ptr target);
+
+hmm_ptr
+hrt_isp_css_alloc(
+ unsigned int width,
+ unsigned int height,
+ unsigned int bits_per_element);
+
+hmm_ptr
+hrt_isp_css_calloc(
+ unsigned int width,
+ unsigned int height,
+ unsigned int bits_per_element);
+
+#endif /* _hive_isp_css_ddr_hrt_modified_h_ */
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