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Commit b9deee28 authored by qctecmdr's avatar qctecmdr Committed by Gerrit - the friendly Code Review server
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Merge "msm: vidc: Removing video driver from base kernel"

parents 80b2e67c d23fdd2a
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@@ -11,6 +11,5 @@ menuconfig SPECTRA_CAMERA

source "drivers/media/platform/msm/cvp/Kconfig"
source "drivers/media/platform/msm/sde/Kconfig"
source "drivers/media/platform/msm/vidc/Kconfig"
source "drivers/media/platform/msm/npu/Kconfig"
source "drivers/media/platform/msm/synx/Kconfig"
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@@ -7,6 +7,5 @@ obj-$(CONFIG_SPECTRA_CAMERA) += camera/
# based on V4L2.
#
obj-$(CONFIG_MSM_CVP_V4L2) += cvp/
obj-$(CONFIG_MSM_VIDC_V4L2) += vidc/
obj-$(CONFIG_MSM_NPU) += npu/
obj-$(CONFIG_MSM_GLOBAL_SYNX) += synx/
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# SPDX-License-Identifier: GPL-2.0-only
#
# VIDEO CORE
#

menuconfig MSM_VIDC_V4L2
    tristate "Qualcomm Technologies, Inc. MSM V4L2 based video driver"
        depends on ARCH_QCOM && VIDEO_V4L2
        select VIDEOBUF2_CORE
        help
          Enable support of MSM V4L2 video driver for
          Qualcomm Technologies, Inc.
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# SPDX-License-Identifier: GPL-2.0-only
ccflags-y += -I$(srctree)/drivers/media/platform/msm/vidc/ \
    -I$(srctree)/drivers/devfreq/

msm-vidc-objs := msm_v4l2_vidc.o \
                msm_v4l2_private.o \
                msm_vidc_platform.o \
                msm_vidc_common.o \
                msm_vidc.o \
                msm_vdec.o \
                msm_venc.o \
                msm_cvp_internal.o \
                msm_cvp_external.o \
                msm_smem.o \
                msm_vidc_debug.o \
                msm_vidc_res_parse.o \
                hfi_common.o \
                hfi_ar50.o \
                hfi_iris1.o \
                hfi_iris2.o \
                hfi_response_handler.o \
                hfi_packetization.o \
                vidc_hfi.o \
                msm_vidc_clocks.o \
                msm_vidc_bus_iris1.o \
                msm_vidc_bus_iris2.o \
                msm_vidc_buffer_calculations.o

obj-$(CONFIG_MSM_VIDC_V4L2) := msm-vidc.o
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/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2015-2019, The Linux Foundation. All rights reserved.
 */

#ifdef _FIXP_ARITH_H
#error "This implementation is meant to override fixp-arith.h, don't use both"
#endif

#ifndef _FIXEDPOINT_H_
#define _FIXEDPOINT_H_

#include <linux/types.h>
#include <linux/bits.h>

/*
 * Normally would typedef'ed, but checkpatch doesn't like typedef.
 * Also should be normally typedef'ed to intmax_t but that doesn't seem to be
 * available in the kernel
 */
#define fp_t size_t

/* (Arbitrarily) make the first 25% of the bits to be the fractional bits */
#define FP_FRACTIONAL_BITS ((sizeof(fp_t) * 8) / 4)

#define FP(__i, __f_n, __f_d) \
	((((fp_t)(__i)) << FP_FRACTIONAL_BITS) + \
	(((__f_n) << FP_FRACTIONAL_BITS) / (__f_d)))

#define FP_INT(__i) FP(__i, 0, 1)
#define FP_ONE FP_INT(1)
#define FP_ZERO FP_INT(0)

static inline size_t fp_frac_base(void)
{
	return GENMASK(FP_FRACTIONAL_BITS - 1, 0);
}

static inline size_t fp_frac(fp_t a)
{
	return a & GENMASK(FP_FRACTIONAL_BITS - 1, 0);
}

static inline size_t fp_int(fp_t a)
{
	return a >> FP_FRACTIONAL_BITS;
}

static inline size_t fp_round(fp_t a)
{
	/* is the fractional part >= frac_max / 2? */
	bool round_up = fp_frac(a) >= fp_frac_base() / 2;

	return fp_int(a) + round_up;
}

static inline fp_t fp_mult(fp_t a, fp_t b)
{
	return (a * b) >> FP_FRACTIONAL_BITS;
}


static inline fp_t fp_div(fp_t a, fp_t b)
{
	return (a << FP_FRACTIONAL_BITS) / b;
}

#endif
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