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path: root/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/gdc.c
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Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/gdc.c')
-rw-r--r--drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/gdc.c127
1 files changed, 0 insertions, 127 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/gdc.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/gdc.c
deleted file mode 100644
index 1966b147f8ab..000000000000
--- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/hive_isp_css_common/host/gdc.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/*
- * 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.
- */
-
-/* The name "gdc.h is already taken" */
-#include "gdc_device.h"
-
-#include "device_access.h"
-
-#include "assert_support.h"
-
-/*
- * Local function declarations
- */
-static inline void gdc_reg_store(
- const gdc_ID_t ID,
- const unsigned int reg,
- const hrt_data value);
-
-static inline hrt_data gdc_reg_load(
- const gdc_ID_t ID,
- const unsigned int reg);
-
-
-#ifndef __INLINE_GDC__
-#include "gdc_private.h"
-#endif /* __INLINE_GDC__ */
-
-/*
- * Exported function implementations
- */
-void gdc_lut_store(
- const gdc_ID_t ID,
- const int data[4][HRT_GDC_N])
-{
- unsigned int i, lut_offset = HRT_GDC_LUT_IDX;
-
- assert(ID < N_GDC_ID);
- assert(HRT_GDC_LUT_COEFF_OFFSET <= (4*sizeof(hrt_data)));
-
- for (i = 0; i < HRT_GDC_N; i++) {
- hrt_data entry_0 = data[0][i] & HRT_GDC_BCI_COEF_MASK;
- hrt_data entry_1 = data[1][i] & HRT_GDC_BCI_COEF_MASK;
- hrt_data entry_2 = data[2][i] & HRT_GDC_BCI_COEF_MASK;
- hrt_data entry_3 = data[3][i] & HRT_GDC_BCI_COEF_MASK;
-
- hrt_data word_0 = entry_0 |
- (entry_1 << HRT_GDC_LUT_COEFF_OFFSET);
- hrt_data word_1 = entry_2 |
- (entry_3 << HRT_GDC_LUT_COEFF_OFFSET);
-
- gdc_reg_store(ID, lut_offset++, word_0);
- gdc_reg_store(ID, lut_offset++, word_1);
- }
- return;
-}
-
-/*
- * Input LUT format:
- * c0[0-1023], c1[0-1023], c2[0-1023] c3[0-1023]
- *
- * Output LUT format (interleaved):
- * c0[0], c1[0], c2[0], c3[0], c0[1], c1[1], c2[1], c3[1], ....
- * c0[1023], c1[1023], c2[1023], c3[1023]
- *
- * The first format needs c0[0], c1[0] (which are 1024 words apart)
- * to program gdc LUT registers. This makes it difficult to do piecemeal
- * reads in SP side gdc_lut_store
- *
- * Interleaved format allows use of contiguous bytes to store into
- * gdc LUT registers.
- *
- * See gdc_lut_store() definition in host/gdc.c vs sp/gdc_private.h
- *
- */
-void gdc_lut_convert_to_isp_format(const int in_lut[4][HRT_GDC_N],
- int out_lut[4][HRT_GDC_N])
-{
- unsigned int i;
- int *out = (int *)out_lut;
-
- for (i = 0; i < HRT_GDC_N; i++) {
- out[0] = in_lut[0][i];
- out[1] = in_lut[1][i];
- out[2] = in_lut[2][i];
- out[3] = in_lut[3][i];
- out += 4;
- }
-}
-
-int gdc_get_unity(
- const gdc_ID_t ID)
-{
- assert(ID < N_GDC_ID);
- (void)ID;
- return (int)(1UL << HRT_GDC_FRAC_BITS);
-}
-
-
-/*
- * Local function implementations
- */
-static inline void gdc_reg_store(
- const gdc_ID_t ID,
- const unsigned int reg,
- const hrt_data value)
-{
- ia_css_device_store_uint32(GDC_BASE[ID] + reg*sizeof(hrt_data), value);
- return;
-}
-
-static inline hrt_data gdc_reg_load(
- const gdc_ID_t ID,
- const unsigned int reg)
-{
- return ia_css_device_load_uint32(GDC_BASE[ID] + reg*sizeof(hrt_data));
-}