diff options
Diffstat (limited to 'drivers/staging/msm/mdp_ppp_v31.c')
-rw-r--r-- | drivers/staging/msm/mdp_ppp_v31.c | 828 |
1 files changed, 828 insertions, 0 deletions
diff --git a/drivers/staging/msm/mdp_ppp_v31.c b/drivers/staging/msm/mdp_ppp_v31.c new file mode 100644 index 000000000000..76495dbe4e64 --- /dev/null +++ b/drivers/staging/msm/mdp_ppp_v31.c @@ -0,0 +1,828 @@ +/* Copyright (c) 2008-2010, Code Aurora Forum. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 and + * only version 2 as published by the Free Software Foundation. + * + * This program is distributed in the hope that 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA + * 02110-1301, USA. + */ + +#include <linux/module.h> +#include <linux/kernel.h> +#include <linux/sched.h> +#include <linux/time.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/fb.h> +#include "linux/proc_fs.h" + +#include <mach/hardware.h> +#include <linux/io.h> + +#include <asm/system.h> +#include <asm/mach-types.h> +#include <linux/semaphore.h> +#include <asm/div64.h> + +#include "mdp.h" +#include "msm_fb.h" + +#define MDP_SCALE_COEFF_NUM 32 +#define MDP_SCALE_0P2_TO_0P4_INDEX 0 +#define MDP_SCALE_0P4_TO_0P6_INDEX 32 +#define MDP_SCALE_0P6_TO_0P8_INDEX 64 +#define MDP_SCALE_0P8_TO_8P0_INDEX 96 +#define MDP_SCALE_COEFF_MASK 0x3ff + +#define MDP_SCALE_PR 0 +#define MDP_SCALE_FIR 1 + +static uint32 mdp_scale_0p8_to_8p0_mode; +static uint32 mdp_scale_0p6_to_0p8_mode; +static uint32 mdp_scale_0p4_to_0p6_mode; +static uint32 mdp_scale_0p2_to_0p4_mode; + +/* -------- All scaling range, "pixel repeat" -------- */ +static int16 mdp_scale_pixel_repeat_C0[MDP_SCALE_COEFF_NUM] = { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0 +}; + +static int16 mdp_scale_pixel_repeat_C1[MDP_SCALE_COEFF_NUM] = { + 511, 511, 511, 511, 511, 511, 511, 511, + 511, 511, 511, 511, 511, 511, 511, 511, + 511, 511, 511, 511, 511, 511, 511, 511, + 511, 511, 511, 511, 511, 511, 511, 511 +}; + +static int16 mdp_scale_pixel_repeat_C2[MDP_SCALE_COEFF_NUM] = { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0 +}; + +static int16 mdp_scale_pixel_repeat_C3[MDP_SCALE_COEFF_NUM] = { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0 +}; + +/* --------------------------- FIR ------------------------------------- */ +/* -------- Downscale, ranging from 0.8x to 8.0x of original size -------- */ + +static int16 mdp_scale_0p8_to_8p0_C0[MDP_SCALE_COEFF_NUM] = { + 0, -7, -13, -19, -24, -28, -32, -34, -37, -39, + -40, -41, -41, -41, -40, -40, -38, -37, -35, -33, + -31, -29, -26, -24, -21, -18, -15, -13, -10, -7, + -5, -2 +}; + +static int16 mdp_scale_0p8_to_8p0_C1[MDP_SCALE_COEFF_NUM] = { + 511, 507, 501, 494, 485, 475, 463, 450, 436, 422, + 405, 388, 370, 352, 333, 314, 293, 274, 253, 233, + 213, 193, 172, 152, 133, 113, 95, 77, 60, 43, + 28, 13 +}; + +static int16 mdp_scale_0p8_to_8p0_C2[MDP_SCALE_COEFF_NUM] = { + 0, 13, 28, 43, 60, 77, 95, 113, 133, 152, + 172, 193, 213, 233, 253, 274, 294, 314, 333, 352, + 370, 388, 405, 422, 436, 450, 463, 475, 485, 494, + 501, 507, +}; + +static int16 mdp_scale_0p8_to_8p0_C3[MDP_SCALE_COEFF_NUM] = { + 0, -2, -5, -7, -10, -13, -15, -18, -21, -24, + -26, -29, -31, -33, -35, -37, -38, -40, -40, -41, + -41, -41, -40, -39, -37, -34, -32, -28, -24, -19, + -13, -7 +}; + +/* -------- Downscale, ranging from 0.6x to 0.8x of original size -------- */ + +static int16 mdp_scale_0p6_to_0p8_C0[MDP_SCALE_COEFF_NUM] = { + 104, 96, 89, 82, 75, 68, 61, 55, 49, 43, + 38, 33, 28, 24, 20, 16, 12, 9, 6, 4, + 2, 0, -2, -4, -5, -6, -7, -7, -8, -8, + -8, -8 +}; + +static int16 mdp_scale_0p6_to_0p8_C1[MDP_SCALE_COEFF_NUM] = { + 303, 303, 302, 300, 298, 296, 293, 289, 286, 281, + 276, 270, 265, 258, 252, 245, 238, 230, 223, 214, + 206, 197, 189, 180, 172, 163, 154, 145, 137, 128, + 120, 112 +}; + +static int16 mdp_scale_0p6_to_0p8_C2[MDP_SCALE_COEFF_NUM] = { + 112, 120, 128, 137, 145, 154, 163, 172, 180, 189, + 197, 206, 214, 223, 230, 238, 245, 252, 258, 265, + 270, 276, 281, 286, 289, 293, 296, 298, 300, 302, + 303, 303 +}; + +static int16 mdp_scale_0p6_to_0p8_C3[MDP_SCALE_COEFF_NUM] = { + -8, -8, -8, -8, -7, -7, -6, -5, -4, -2, + 0, 2, 4, 6, 9, 12, 16, 20, 24, 28, + 33, 38, 43, 49, 55, 61, 68, 75, 82, 89, + 96, 104 +}; + +/* -------- Downscale, ranging from 0.4x to 0.6x of original size -------- */ + +static int16 mdp_scale_0p4_to_0p6_C0[MDP_SCALE_COEFF_NUM] = { + 136, 132, 128, 123, 119, 115, 111, 107, 103, 98, + 95, 91, 87, 84, 80, 76, 73, 69, 66, 62, + 59, 57, 54, 50, 47, 44, 41, 39, 36, 33, + 32, 29 +}; + +static int16 mdp_scale_0p4_to_0p6_C1[MDP_SCALE_COEFF_NUM] = { + 206, 205, 204, 204, 201, 200, 199, 197, 196, 194, + 191, 191, 189, 185, 184, 182, 180, 178, 176, 173, + 170, 168, 165, 162, 160, 157, 155, 152, 148, 146, + 142, 140 +}; + +static int16 mdp_scale_0p4_to_0p6_C2[MDP_SCALE_COEFF_NUM] = { + 140, 142, 146, 148, 152, 155, 157, 160, 162, 165, + 168, 170, 173, 176, 178, 180, 182, 184, 185, 189, + 191, 191, 194, 196, 197, 199, 200, 201, 204, 204, + 205, 206 +}; + +static int16 mdp_scale_0p4_to_0p6_C3[MDP_SCALE_COEFF_NUM] = { + 29, 32, 33, 36, 39, 41, 44, 47, 50, 54, + 57, 59, 62, 66, 69, 73, 76, 80, 84, 87, + 91, 95, 98, 103, 107, 111, 115, 119, 123, 128, + 132, 136 +}; + +/* -------- Downscale, ranging from 0.2x to 0.4x of original size -------- */ + +static int16 mdp_scale_0p2_to_0p4_C0[MDP_SCALE_COEFF_NUM] = { + 131, 131, 130, 129, 128, 127, 127, 126, 125, 125, + 124, 123, 123, 121, 120, 119, 119, 118, 117, 117, + 116, 115, 115, 114, 113, 112, 111, 110, 109, 109, + 108, 107 +}; + +static int16 mdp_scale_0p2_to_0p4_C1[MDP_SCALE_COEFF_NUM] = { + 141, 140, 140, 140, 140, 139, 138, 138, 138, 137, + 137, 137, 136, 137, 137, 137, 136, 136, 136, 135, + 135, 135, 134, 134, 134, 134, 134, 133, 133, 132, + 132, 132 +}; + +static int16 mdp_scale_0p2_to_0p4_C2[MDP_SCALE_COEFF_NUM] = { + 132, 132, 132, 133, 133, 134, 134, 134, 134, 134, + 135, 135, 135, 136, 136, 136, 137, 137, 137, 136, + 137, 137, 137, 138, 138, 138, 139, 140, 140, 140, + 140, 141 +}; + +static int16 mdp_scale_0p2_to_0p4_C3[MDP_SCALE_COEFF_NUM] = { + 107, 108, 109, 109, 110, 111, 112, 113, 114, 115, + 115, 116, 117, 117, 118, 119, 119, 120, 121, 123, + 123, 124, 125, 125, 126, 127, 127, 128, 129, 130, + 131, 131 +}; + +static void mdp_update_scale_table(int index, int16 *c0, int16 *c1, + int16 *c2, int16 *c3) +{ + int i, val; + + for (i = 0; i < MDP_SCALE_COEFF_NUM; i++) { + val = + ((MDP_SCALE_COEFF_MASK & c1[i]) << 16) | + (MDP_SCALE_COEFF_MASK & c0[i]); + MDP_OUTP(MDP_PPP_SCALE_COEFF_LSBn(index), val); + val = + ((MDP_SCALE_COEFF_MASK & c3[i]) << 16) | + (MDP_SCALE_COEFF_MASK & c2[i]); + MDP_OUTP(MDP_PPP_SCALE_COEFF_MSBn(index), val); + index++; + } +} + +void mdp_init_scale_table(void) +{ + mdp_scale_0p2_to_0p4_mode = MDP_SCALE_FIR; + mdp_update_scale_table(MDP_SCALE_0P2_TO_0P4_INDEX, + mdp_scale_0p2_to_0p4_C0, + mdp_scale_0p2_to_0p4_C1, + mdp_scale_0p2_to_0p4_C2, + mdp_scale_0p2_to_0p4_C3); + + mdp_scale_0p4_to_0p6_mode = MDP_SCALE_FIR; + mdp_update_scale_table(MDP_SCALE_0P4_TO_0P6_INDEX, + mdp_scale_0p4_to_0p6_C0, + mdp_scale_0p4_to_0p6_C1, + mdp_scale_0p4_to_0p6_C2, + mdp_scale_0p4_to_0p6_C3); + + mdp_scale_0p6_to_0p8_mode = MDP_SCALE_FIR; + mdp_update_scale_table(MDP_SCALE_0P6_TO_0P8_INDEX, + mdp_scale_0p6_to_0p8_C0, + mdp_scale_0p6_to_0p8_C1, + mdp_scale_0p6_to_0p8_C2, + mdp_scale_0p6_to_0p8_C3); + + mdp_scale_0p8_to_8p0_mode = MDP_SCALE_FIR; + mdp_update_scale_table(MDP_SCALE_0P8_TO_8P0_INDEX, + mdp_scale_0p8_to_8p0_C0, + mdp_scale_0p8_to_8p0_C1, + mdp_scale_0p8_to_8p0_C2, + mdp_scale_0p8_to_8p0_C3); +} + +static long long mdp_do_div(long long num, long long den) +{ + do_div(num, den); + return num; +} + +#define SCALER_PHASE_BITS 29 +#define HAL_MDP_PHASE_STEP_2P50 0x50000000 +#define HAL_MDP_PHASE_STEP_1P66 0x35555555 +#define HAL_MDP_PHASE_STEP_1P25 0x28000000 + +struct phase_val { + int phase_init_x; + int phase_init_y; + int phase_step_x; + int phase_step_y; +}; + +static void mdp_calc_scaleInitPhase_3p1(uint32 in_w, + uint32 in_h, + uint32 out_w, + uint32 out_h, + boolean is_rotate, + boolean is_pp_x, + boolean is_pp_y, struct phase_val *pval) +{ + uint64 dst_ROI_width; + uint64 dst_ROI_height; + uint64 src_ROI_width; + uint64 src_ROI_height; + + /* + * phase_step_x, phase_step_y, phase_init_x and phase_init_y + * are represented in fixed-point, unsigned 3.29 format + */ + uint32 phase_step_x = 0; + uint32 phase_step_y = 0; + uint32 phase_init_x = 0; + uint32 phase_init_y = 0; + uint32 yscale_filter_sel, xscale_filter_sel; + uint32 scale_unit_sel_x, scale_unit_sel_y; + + uint64 numerator, denominator; + uint64 temp_dim; + + src_ROI_width = in_w; + src_ROI_height = in_h; + dst_ROI_width = out_w; + dst_ROI_height = out_h; + + /* if there is a 90 degree rotation */ + if (is_rotate) { + /* decide whether to use FIR or M/N for scaling */ + + /* if down-scaling by a factor smaller than 1/4 */ + if (src_ROI_width > (4 * dst_ROI_height)) + scale_unit_sel_x = 1; /* use M/N scalar */ + else + scale_unit_sel_x = 0; /* use FIR scalar */ + + /* if down-scaling by a factor smaller than 1/4 */ + if (src_ROI_height > (4 * dst_ROI_width)) + scale_unit_sel_y = 1; /* use M/N scalar */ + else + scale_unit_sel_y = 0; /* use FIR scalar */ + } else { + /* decide whether to use FIR or M/N for scaling */ + + if (src_ROI_width > (4 * dst_ROI_width)) + scale_unit_sel_x = 1; /* use M/N scalar */ + else + scale_unit_sel_x = 0; /* use FIR scalar */ + + if (src_ROI_height > (4 * dst_ROI_height)) + scale_unit_sel_y = 1; /* use M/N scalar */ + else + scale_unit_sel_y = 0; /* use FIR scalar */ + + } + + /* if there is a 90 degree rotation */ + if (is_rotate) { + /* swap the width and height of dst ROI */ + temp_dim = dst_ROI_width; + dst_ROI_width = dst_ROI_height; + dst_ROI_height = temp_dim; + } + + /* calculate phase step for the x direction */ + + /* if destination is only 1 pixel wide, the value of phase_step_x + is unimportant. Assigning phase_step_x to src ROI width + as an arbitrary value. */ + if (dst_ROI_width == 1) + phase_step_x = (uint32) ((src_ROI_width) << SCALER_PHASE_BITS); + + /* if using FIR scalar */ + else if (scale_unit_sel_x == 0) { + + /* Calculate the quotient ( src_ROI_width - 1 ) / ( dst_ROI_width - 1) + with u3.29 precision. Quotient is rounded up to the larger + 29th decimal point. */ + numerator = (src_ROI_width - 1) << SCALER_PHASE_BITS; + denominator = (dst_ROI_width - 1); /* never equals to 0 because of the "( dst_ROI_width == 1 ) case" */ + phase_step_x = (uint32) mdp_do_div((numerator + denominator - 1), denominator); /* divide and round up to the larger 29th decimal point. */ + + } + + /* if M/N scalar */ + else if (scale_unit_sel_x == 1) { + /* Calculate the quotient ( src_ROI_width ) / ( dst_ROI_width) + with u3.29 precision. Quotient is rounded down to the + smaller 29th decimal point. */ + numerator = (src_ROI_width) << SCALER_PHASE_BITS; + denominator = (dst_ROI_width); + phase_step_x = (uint32) mdp_do_div(numerator, denominator); + } + /* calculate phase step for the y direction */ + + /* if destination is only 1 pixel wide, the value of + phase_step_x is unimportant. Assigning phase_step_x + to src ROI width as an arbitrary value. */ + if (dst_ROI_height == 1) + phase_step_y = (uint32) ((src_ROI_height) << SCALER_PHASE_BITS); + + /* if FIR scalar */ + else if (scale_unit_sel_y == 0) { + /* Calculate the quotient ( src_ROI_height - 1 ) / ( dst_ROI_height - 1) + with u3.29 precision. Quotient is rounded up to the larger + 29th decimal point. */ + numerator = (src_ROI_height - 1) << SCALER_PHASE_BITS; + denominator = (dst_ROI_height - 1); /* never equals to 0 because of the "( dst_ROI_height == 1 )" case */ + phase_step_y = (uint32) mdp_do_div((numerator + denominator - 1), denominator); /* Quotient is rounded up to the larger 29th decimal point. */ + + } + + /* if M/N scalar */ + else if (scale_unit_sel_y == 1) { + /* Calculate the quotient ( src_ROI_height ) / ( dst_ROI_height) + with u3.29 precision. Quotient is rounded down to the smaller + 29th decimal point. */ + numerator = (src_ROI_height) << SCALER_PHASE_BITS; + denominator = (dst_ROI_height); + phase_step_y = (uint32) mdp_do_div(numerator, denominator); + } + + /* decide which set of FIR coefficients to use */ + if (phase_step_x > HAL_MDP_PHASE_STEP_2P50) + xscale_filter_sel = 0; + else if (phase_step_x > HAL_MDP_PHASE_STEP_1P66) + xscale_filter_sel = 1; + else if (phase_step_x > HAL_MDP_PHASE_STEP_1P25) + xscale_filter_sel = 2; + else + xscale_filter_sel = 3; + + if (phase_step_y > HAL_MDP_PHASE_STEP_2P50) + yscale_filter_sel = 0; + else if (phase_step_y > HAL_MDP_PHASE_STEP_1P66) + yscale_filter_sel = 1; + else if (phase_step_y > HAL_MDP_PHASE_STEP_1P25) + yscale_filter_sel = 2; + else + yscale_filter_sel = 3; + + /* calculate phase init for the x direction */ + + /* if using FIR scalar */ + if (scale_unit_sel_x == 0) { + if (dst_ROI_width == 1) + phase_init_x = + (uint32) ((src_ROI_width - 1) << SCALER_PHASE_BITS); + else + phase_init_x = 0; + + } + /* M over N scalar */ + else if (scale_unit_sel_x == 1) + phase_init_x = 0; + + /* calculate phase init for the y direction + if using FIR scalar */ + if (scale_unit_sel_y == 0) { + if (dst_ROI_height == 1) + phase_init_y = + (uint32) ((src_ROI_height - + 1) << SCALER_PHASE_BITS); + else + phase_init_y = 0; + + } + /* M over N scalar */ + else if (scale_unit_sel_y == 1) + phase_init_y = 0; + + /* write registers */ + pval->phase_step_x = (uint32) phase_step_x; + pval->phase_step_y = (uint32) phase_step_y; + pval->phase_init_x = (uint32) phase_init_x; + pval->phase_init_y = (uint32) phase_init_y; + + return; +} + +void mdp_set_scale(MDPIBUF *iBuf, + uint32 dst_roi_width, + uint32 dst_roi_height, + boolean inputRGB, boolean outputRGB, uint32 *pppop_reg_ptr) +{ + uint32 dst_roi_width_scale; + uint32 dst_roi_height_scale; + struct phase_val pval; + boolean use_pr; + uint32 ppp_scale_config = 0; + + if (!inputRGB) + ppp_scale_config |= BIT(6); + + if (iBuf->mdpImg.mdpOp & MDPOP_ASCALE) { + if (iBuf->mdpImg.mdpOp & MDPOP_ROT90) { + dst_roi_width_scale = dst_roi_height; + dst_roi_height_scale = dst_roi_width; + } else { + dst_roi_width_scale = dst_roi_width; + dst_roi_height_scale = dst_roi_height; + } + + if ((dst_roi_width_scale != iBuf->roi.width) || + (dst_roi_height_scale != iBuf->roi.height) || + (iBuf->mdpImg.mdpOp & MDPOP_SHARPENING)) { + *pppop_reg_ptr |= + (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON); + + mdp_calc_scaleInitPhase_3p1(iBuf->roi.width, + iBuf->roi.height, + dst_roi_width, + dst_roi_height, + iBuf->mdpImg. + mdpOp & MDPOP_ROT90, 1, 1, + &pval); + + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x013c, + pval.phase_init_x); + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0140, + pval.phase_init_y); + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0144, + pval.phase_step_x); + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0148, + pval.phase_step_y); + + use_pr = (inputRGB) && (outputRGB); + + /* x-direction */ + if ((dst_roi_width_scale == iBuf->roi.width) && + !(iBuf->mdpImg.mdpOp & MDPOP_SHARPENING)) { + *pppop_reg_ptr &= ~PPP_OP_SCALE_X_ON; + } else + if (((dst_roi_width_scale * 10) / iBuf->roi.width) > + 8) { + if ((use_pr) + && (mdp_scale_0p8_to_8p0_mode != + MDP_SCALE_PR)) { + mdp_scale_0p8_to_8p0_mode = + MDP_SCALE_PR; + mdp_update_scale_table + (MDP_SCALE_0P8_TO_8P0_INDEX, + mdp_scale_pixel_repeat_C0, + mdp_scale_pixel_repeat_C1, + mdp_scale_pixel_repeat_C2, + mdp_scale_pixel_repeat_C3); + } else if ((!use_pr) + && (mdp_scale_0p8_to_8p0_mode != + MDP_SCALE_FIR)) { + mdp_scale_0p8_to_8p0_mode = + MDP_SCALE_FIR; + mdp_update_scale_table + (MDP_SCALE_0P8_TO_8P0_INDEX, + mdp_scale_0p8_to_8p0_C0, + mdp_scale_0p8_to_8p0_C1, + mdp_scale_0p8_to_8p0_C2, + mdp_scale_0p8_to_8p0_C3); + } + ppp_scale_config |= (SCALE_U1_SET << 2); + } else + if (((dst_roi_width_scale * 10) / iBuf->roi.width) > + 6) { + if ((use_pr) + && (mdp_scale_0p6_to_0p8_mode != + MDP_SCALE_PR)) { + mdp_scale_0p6_to_0p8_mode = + MDP_SCALE_PR; + mdp_update_scale_table + (MDP_SCALE_0P6_TO_0P8_INDEX, + mdp_scale_pixel_repeat_C0, + mdp_scale_pixel_repeat_C1, + mdp_scale_pixel_repeat_C2, + mdp_scale_pixel_repeat_C3); + } else if ((!use_pr) + && (mdp_scale_0p6_to_0p8_mode != + MDP_SCALE_FIR)) { + mdp_scale_0p6_to_0p8_mode = + MDP_SCALE_FIR; + mdp_update_scale_table + (MDP_SCALE_0P6_TO_0P8_INDEX, + mdp_scale_0p6_to_0p8_C0, + mdp_scale_0p6_to_0p8_C1, + mdp_scale_0p6_to_0p8_C2, + mdp_scale_0p6_to_0p8_C3); + } + ppp_scale_config |= (SCALE_D2_SET << 2); + } else + if (((dst_roi_width_scale * 10) / iBuf->roi.width) > + 4) { + if ((use_pr) + && (mdp_scale_0p4_to_0p6_mode != + MDP_SCALE_PR)) { + mdp_scale_0p4_to_0p6_mode = + MDP_SCALE_PR; + mdp_update_scale_table + (MDP_SCALE_0P4_TO_0P6_INDEX, + mdp_scale_pixel_repeat_C0, + mdp_scale_pixel_repeat_C1, + mdp_scale_pixel_repeat_C2, + mdp_scale_pixel_repeat_C3); + } else if ((!use_pr) + && (mdp_scale_0p4_to_0p6_mode != + MDP_SCALE_FIR)) { + mdp_scale_0p4_to_0p6_mode = + MDP_SCALE_FIR; + mdp_update_scale_table + (MDP_SCALE_0P4_TO_0P6_INDEX, + mdp_scale_0p4_to_0p6_C0, + mdp_scale_0p4_to_0p6_C1, + mdp_scale_0p4_to_0p6_C2, + mdp_scale_0p4_to_0p6_C3); + } + ppp_scale_config |= (SCALE_D1_SET << 2); + } else + if (((dst_roi_width_scale * 4) / iBuf->roi.width) >= + 1) { + if ((use_pr) + && (mdp_scale_0p2_to_0p4_mode != + MDP_SCALE_PR)) { + mdp_scale_0p2_to_0p4_mode = + MDP_SCALE_PR; + mdp_update_scale_table + (MDP_SCALE_0P2_TO_0P4_INDEX, + mdp_scale_pixel_repeat_C0, + mdp_scale_pixel_repeat_C1, + mdp_scale_pixel_repeat_C2, + mdp_scale_pixel_repeat_C3); + } else if ((!use_pr) + && (mdp_scale_0p2_to_0p4_mode != + MDP_SCALE_FIR)) { + mdp_scale_0p2_to_0p4_mode = + MDP_SCALE_FIR; + mdp_update_scale_table + (MDP_SCALE_0P2_TO_0P4_INDEX, + mdp_scale_0p2_to_0p4_C0, + mdp_scale_0p2_to_0p4_C1, + mdp_scale_0p2_to_0p4_C2, + mdp_scale_0p2_to_0p4_C3); + } + ppp_scale_config |= (SCALE_D0_SET << 2); + } else + ppp_scale_config |= BIT(0); + + /* y-direction */ + if ((dst_roi_height_scale == iBuf->roi.height) && + !(iBuf->mdpImg.mdpOp & MDPOP_SHARPENING)) { + *pppop_reg_ptr &= ~PPP_OP_SCALE_Y_ON; + } else if (((dst_roi_height_scale * 10) / + iBuf->roi.height) > 8) { + if ((use_pr) + && (mdp_scale_0p8_to_8p0_mode != + MDP_SCALE_PR)) { + mdp_scale_0p8_to_8p0_mode = + MDP_SCALE_PR; + mdp_update_scale_table + (MDP_SCALE_0P8_TO_8P0_INDEX, + mdp_scale_pixel_repeat_C0, + mdp_scale_pixel_repeat_C1, + mdp_scale_pixel_repeat_C2, + mdp_scale_pixel_repeat_C3); + } else if ((!use_pr) + && (mdp_scale_0p8_to_8p0_mode != + MDP_SCALE_FIR)) { + mdp_scale_0p8_to_8p0_mode = + MDP_SCALE_FIR; + mdp_update_scale_table + (MDP_SCALE_0P8_TO_8P0_INDEX, + mdp_scale_0p8_to_8p0_C0, + mdp_scale_0p8_to_8p0_C1, + mdp_scale_0p8_to_8p0_C2, + mdp_scale_0p8_to_8p0_C3); + } + ppp_scale_config |= (SCALE_U1_SET << 4); + } else + if (((dst_roi_height_scale * 10) / + iBuf->roi.height) > 6) { + if ((use_pr) + && (mdp_scale_0p6_to_0p8_mode != + MDP_SCALE_PR)) { + mdp_scale_0p6_to_0p8_mode = + MDP_SCALE_PR; + mdp_update_scale_table + (MDP_SCALE_0P6_TO_0P8_INDEX, + mdp_scale_pixel_repeat_C0, + mdp_scale_pixel_repeat_C1, + mdp_scale_pixel_repeat_C2, + mdp_scale_pixel_repeat_C3); + } else if ((!use_pr) + && (mdp_scale_0p6_to_0p8_mode != + MDP_SCALE_FIR)) { + mdp_scale_0p6_to_0p8_mode = + MDP_SCALE_FIR; + mdp_update_scale_table + (MDP_SCALE_0P6_TO_0P8_INDEX, + mdp_scale_0p6_to_0p8_C0, + mdp_scale_0p6_to_0p8_C1, + mdp_scale_0p6_to_0p8_C2, + mdp_scale_0p6_to_0p8_C3); + } + ppp_scale_config |= (SCALE_D2_SET << 4); + } else + if (((dst_roi_height_scale * 10) / + iBuf->roi.height) > 4) { + if ((use_pr) + && (mdp_scale_0p4_to_0p6_mode != + MDP_SCALE_PR)) { + mdp_scale_0p4_to_0p6_mode = + MDP_SCALE_PR; + mdp_update_scale_table + (MDP_SCALE_0P4_TO_0P6_INDEX, + mdp_scale_pixel_repeat_C0, + mdp_scale_pixel_repeat_C1, + mdp_scale_pixel_repeat_C2, + mdp_scale_pixel_repeat_C3); + } else if ((!use_pr) + && (mdp_scale_0p4_to_0p6_mode != + MDP_SCALE_FIR)) { + mdp_scale_0p4_to_0p6_mode = + MDP_SCALE_FIR; + mdp_update_scale_table + (MDP_SCALE_0P4_TO_0P6_INDEX, + mdp_scale_0p4_to_0p6_C0, + mdp_scale_0p4_to_0p6_C1, + mdp_scale_0p4_to_0p6_C2, + mdp_scale_0p4_to_0p6_C3); + } + ppp_scale_config |= (SCALE_D1_SET << 4); + } else + if (((dst_roi_height_scale * 4) / + iBuf->roi.height) >= 1) { + if ((use_pr) + && (mdp_scale_0p2_to_0p4_mode != + MDP_SCALE_PR)) { + mdp_scale_0p2_to_0p4_mode = + MDP_SCALE_PR; + mdp_update_scale_table + (MDP_SCALE_0P2_TO_0P4_INDEX, + mdp_scale_pixel_repeat_C0, + mdp_scale_pixel_repeat_C1, + mdp_scale_pixel_repeat_C2, + mdp_scale_pixel_repeat_C3); + } else if ((!use_pr) + && (mdp_scale_0p2_to_0p4_mode != + MDP_SCALE_FIR)) { + mdp_scale_0p2_to_0p4_mode = + MDP_SCALE_FIR; + mdp_update_scale_table + (MDP_SCALE_0P2_TO_0P4_INDEX, + mdp_scale_0p2_to_0p4_C0, + mdp_scale_0p2_to_0p4_C1, + mdp_scale_0p2_to_0p4_C2, + mdp_scale_0p2_to_0p4_C3); + } + ppp_scale_config |= (SCALE_D0_SET << 4); + } else + ppp_scale_config |= BIT(1); + + if (iBuf->mdpImg.mdpOp & MDPOP_SHARPENING) { + ppp_scale_config |= BIT(7); + MDP_OUTP(MDP_BASE + 0x50020, + iBuf->mdpImg.sp_value); + } + + MDP_OUTP(MDP_BASE + 0x10230, ppp_scale_config); + } else { + iBuf->mdpImg.mdpOp &= ~(MDPOP_ASCALE); + } + } +} + +void mdp_adjust_start_addr(uint8 **src0, + uint8 **src1, + int v_slice, + int h_slice, + int x, + int y, + uint32 width, + uint32 height, int bpp, MDPIBUF *iBuf, int layer) +{ + switch (layer) { + case 0: + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0200, (y << 16) | (x)); + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0208, + (height << 16) | (width)); + break; + + case 1: + /* MDP 3.1 HW bug workaround */ + if (iBuf->ibuf_type == MDP_YCRYCB_H2V1) { + *src0 += (x + y * width) * bpp; + x = y = 0; + width = iBuf->roi.dst_width; + height = iBuf->roi.dst_height; + } + + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x0204, (y << 16) | (x)); + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x020c, + (height << 16) | (width)); + break; + + case 2: + MDP_OUTP(MDP_CMD_DEBUG_ACCESS_BASE + 0x019c, (y << 16) | (x)); + break; + } +} + +void mdp_set_blend_attr(MDPIBUF *iBuf, + uint32 *alpha, + uint32 *tpVal, + uint32 perPixelAlpha, uint32 *pppop_reg_ptr) +{ + int bg_alpha; + + *alpha = iBuf->mdpImg.alpha; + *tpVal = iBuf->mdpImg.tpVal; + + if (iBuf->mdpImg.mdpOp & MDPOP_FG_PM_ALPHA) { + *pppop_reg_ptr |= PPP_OP_ROT_ON | + PPP_OP_BLEND_ON | PPP_OP_BLEND_CONSTANT_ALPHA; + + bg_alpha = PPP_BLEND_BG_USE_ALPHA_SEL | + PPP_BLEND_BG_ALPHA_REVERSE; + + if (perPixelAlpha) + bg_alpha |= PPP_BLEND_BG_SRCPIXEL_ALPHA; + else + bg_alpha |= PPP_BLEND_BG_CONSTANT_ALPHA; + + outpdw(MDP_BASE + 0x70010, bg_alpha); + + if (iBuf->mdpImg.mdpOp & MDPOP_TRANSP) + *pppop_reg_ptr |= PPP_BLEND_CALPHA_TRNASP; + } else if (perPixelAlpha) { + *pppop_reg_ptr |= PPP_OP_ROT_ON | + PPP_OP_BLEND_ON | PPP_OP_BLEND_SRCPIXEL_ALPHA; + } else { + if ((iBuf->mdpImg.mdpOp & MDPOP_ALPHAB) + && (iBuf->mdpImg.alpha == 0xff)) { + iBuf->mdpImg.mdpOp &= ~(MDPOP_ALPHAB); + } + + if ((iBuf->mdpImg.mdpOp & MDPOP_ALPHAB) + || (iBuf->mdpImg.mdpOp & MDPOP_TRANSP)) { + *pppop_reg_ptr |= + PPP_OP_ROT_ON | PPP_OP_BLEND_ON | + PPP_OP_BLEND_CONSTANT_ALPHA | + PPP_OP_BLEND_ALPHA_BLEND_NORMAL; + } + + if (iBuf->mdpImg.mdpOp & MDPOP_TRANSP) + *pppop_reg_ptr |= PPP_BLEND_CALPHA_TRNASP; + } +} |