diff options
Diffstat (limited to 'drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_metrics.c')
| -rw-r--r-- | drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_metrics.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_metrics.c b/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_metrics.c deleted file mode 100644 index 48e5542..0000000 --- a/drivers/staging/media/atomisp/pci/atomisp2/css2400/sh_css_metrics.c +++ /dev/null @@ -1,176 +0,0 @@ -/* - * 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. - */ - -#include "assert_support.h" -#include "sh_css_metrics.h" - -#include "sp.h" -#include "isp.h" - -#include "sh_css_internal.h" - -#define MULTIPLE_PCS 0 -#define SUSPEND 0 -#define NOF_PCS 1 -#define RESUME_MASK 0x8 -#define STOP_MASK 0x0 - -static bool pc_histogram_enabled; -static struct sh_css_pc_histogram *isp_histogram; -static struct sh_css_pc_histogram *sp_histogram; - -struct sh_css_metrics sh_css_metrics; - -void -sh_css_metrics_start_frame(void) -{ - sh_css_metrics.frame_metrics.num_frames++; -} - -static void -clear_histogram(struct sh_css_pc_histogram *histogram) -{ - unsigned i; - - assert(histogram != NULL); - - for (i = 0; i < histogram->length; i++) { - histogram->run[i] = 0; - histogram->stall[i] = 0; - histogram->msink[i] = 0xFFFF; - } -} - -void -sh_css_metrics_enable_pc_histogram(bool enable) -{ - pc_histogram_enabled = enable; -} - -static void -make_histogram(struct sh_css_pc_histogram *histogram, unsigned length) -{ - assert(histogram != NULL); - - if (histogram->length) - return; - if (histogram->run) - return; - histogram->run = sh_css_malloc(length * sizeof(*histogram->run)); - if (!histogram->run) - return; - histogram->stall = sh_css_malloc(length * sizeof(*histogram->stall)); - if (!histogram->stall) - return; - histogram->msink = sh_css_malloc(length * sizeof(*histogram->msink)); - if (!histogram->msink) - return; - - histogram->length = length; - clear_histogram(histogram); -} - -static void -insert_binary_metrics(struct sh_css_binary_metrics **l, - struct sh_css_binary_metrics *metrics) -{ - assert(l != NULL); - assert(*l != NULL); - assert(metrics != NULL); - - for (; *l; l = &(*l)->next) - if (*l == metrics) - return; - - *l = metrics; - metrics->next = NULL; -} - -void -sh_css_metrics_start_binary(struct sh_css_binary_metrics *metrics) -{ - assert(metrics != NULL); - - if (!pc_histogram_enabled) - return; - - isp_histogram = &metrics->isp_histogram; - sp_histogram = &metrics->sp_histogram; - make_histogram(isp_histogram, ISP_PMEM_DEPTH); - make_histogram(sp_histogram, SP_PMEM_DEPTH); - insert_binary_metrics(&sh_css_metrics.binary_metrics, metrics); -} - -void -sh_css_metrics_sample_pcs(void) -{ - bool stall; - unsigned int pc; - unsigned int msink; - -#if SUSPEND - unsigned int sc = 0; - unsigned int stopped_sc = 0; - unsigned int resume_sc = 0; -#endif - - -#if MULTIPLE_PCS - int i; - unsigned int pc_tab[NOF_PCS]; - - for (i = 0; i < NOF_PCS; i++) - pc_tab[i] = 0; -#endif - - if (!pc_histogram_enabled) - return; - - if (isp_histogram) { -#if SUSPEND - /* STOP the ISP */ - isp_ctrl_store(ISP0_ID, ISP_SC_REG, STOP_MASK); -#endif - msink = isp_ctrl_load(ISP0_ID, ISP_CTRL_SINK_REG); -#if MULTIPLE_PCS - for (i = 0; i < NOF_PCS; i++) - pc_tab[i] = isp_ctrl_load(ISP0_ID, ISP_PC_REG); -#else - pc = isp_ctrl_load(ISP0_ID, ISP_PC_REG); -#endif - -#if SUSPEND - /* RESUME the ISP */ - isp_ctrl_store(ISP0_ID, ISP_SC_REG, RESUME_MASK); -#endif - isp_histogram->msink[pc] &= msink; - stall = (msink != 0x7FF); - - if (stall) - isp_histogram->stall[pc]++; - else - isp_histogram->run[pc]++; - } - - if (sp_histogram && 0) { - msink = sp_ctrl_load(SP0_ID, SP_CTRL_SINK_REG); - pc = sp_ctrl_load(SP0_ID, SP_PC_REG); - sp_histogram->msink[pc] &= msink; - stall = (msink != 0x7FF); - if (stall) - sp_histogram->stall[pc]++; - else - sp_histogram->run[pc]++; - } -} |
