[4/7] exynos4-is: Improve the ISP chain parameter count calculation

Message ID	1365590562-5747-5-git-send-email-s.nawrocki@samsung.com (mailing list archive)
State	New, archived
Headers	show Return-Path: <linux-media-owner@vger.kernel.org> From: Sylwester Nawrocki <s.nawrocki@samsung.com> To: linux-media@vger.kernel.org Cc: kyungmin.park@samsung.com, linux-samsung-soc@vger.kernel.org, shaik.samsung@gmail.com, arun.kk@samsung.com, Sylwester Nawrocki <s.nawrocki@samsung.com> Subject: [PATCH 4/7] exynos4-is: Improve the ISP chain parameter count calculation Date: Wed, 10 Apr 2013 12:42:39 +0200 Message-id: <1365590562-5747-5-git-send-email-s.nawrocki@samsung.com> In-reply-to: <1365590562-5747-1-git-send-email-s.nawrocki@samsung.com> References: <1365590562-5747-1-git-send-email-s.nawrocki@samsung.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk

diff --git a/drivers/media/platform/exynos4-is/fimc-is-param.c b/drivers/media/platform/exynos4-is/fimc-is-param.c index 37fd5fe..58123e3 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-param.c +++ b/drivers/media/platform/exynos4-is/fimc-is-param.c @@ -12,14 +12,15 @@ */ #define pr_fmt(fmt) "%s:%d " fmt, __func__, __LINE__ +#include <linux/bitops.h> #include <linux/bug.h> #include <linux/device.h> #include <linux/errno.h> #include <linux/kernel.h> #include <linux/module.h> -#include <linux/types.h> #include <linux/platform_device.h> #include <linux/slab.h> +#include <linux/types.h> #include <linux/videodev2.h> #include <media/v4l2-device.h> @@ -160,6 +161,20 @@ int __fimc_is_hw_update_param(struct fimc_is *is, u32 offset) return 0; } +unsigned int __get_pending_param_count(struct fimc_is *is) +{ + struct is_config_param *config = &is->cfg_param[is->scenario_id]; + unsigned long flags; + unsigned int count; + + spin_lock_irqsave(&is->slock, flags); + count = hweight32(config->p_region_index1); + count += hweight32(config->p_region_index2); + spin_unlock_irqrestore(&is->slock, flags); + + return count; +} + int __is_hw_update_params(struct fimc_is *is) { unsigned long *p_index1, *p_index2; @@ -234,15 +249,10 @@ void __is_set_frame_size(struct fimc_is *is, struct v4l2_mbus_framefmt *mf) /* Update field */ fimc_is_set_param_bit(is, PARAM_ISP_OTF_INPUT); - fimc_is_inc_param_num(is); fimc_is_set_param_bit(is, PARAM_ISP_OTF_OUTPUT); - fimc_is_inc_param_num(is); fimc_is_set_param_bit(is, PARAM_DRC_OTF_INPUT); - fimc_is_inc_param_num(is); fimc_is_set_param_bit(is, PARAM_DRC_OTF_OUTPUT); - fimc_is_inc_param_num(is); fimc_is_set_param_bit(is, PARAM_FD_OTF_INPUT); - fimc_is_inc_param_num(is); } int fimc_is_hw_get_sensor_max_framerate(struct fimc_is *is) @@ -277,14 +287,11 @@ void __is_set_sensor(struct fimc_is *is, int fps) isp->otf_input.frametime_max = (u32)1000000 / fps; } - if (!test_bit(PARAM_SENSOR_FRAME_RATE, p_index)) { + if (!test_bit(PARAM_SENSOR_FRAME_RATE, p_index)) fimc_is_set_param_bit(is, PARAM_SENSOR_FRAME_RATE); - fimc_is_inc_param_num(is); - } - if (!test_bit(PARAM_ISP_OTF_INPUT, p_index)) { + + if (!test_bit(PARAM_ISP_OTF_INPUT, p_index)) fimc_is_set_param_bit(is, PARAM_ISP_OTF_INPUT); - fimc_is_inc_param_num(is); - } } void __is_set_init_isp_aa(struct fimc_is *is) @@ -306,7 +313,6 @@ void __is_set_init_isp_aa(struct fimc_is *is) isp->aa.err = ISP_AF_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_ISP_AA); - fimc_is_inc_param_num(is); } void __is_set_isp_flash(struct fimc_is *is, u32 cmd, u32 redeye) @@ -319,10 +325,8 @@ void __is_set_isp_flash(struct fimc_is *is, u32 cmd, u32 redeye) isp->flash.redeye = redeye; isp->flash.err = ISP_FLASH_ERROR_NONE; - if (!test_bit(PARAM_ISP_FLASH, &cfg->p_region_index1)) { + if (!test_bit(PARAM_ISP_FLASH, &cfg->p_region_index1)) fimc_is_set_param_bit(is, PARAM_ISP_FLASH); - fimc_is_inc_param_num(is); - } } void __is_set_isp_awb(struct fimc_is *is, u32 cmd, u32 val) @@ -338,10 +342,8 @@ void __is_set_isp_awb(struct fimc_is *is, u32 cmd, u32 val) isp->awb.illumination = val; isp->awb.err = ISP_AWB_ERROR_NONE; - if (!test_bit(PARAM_ISP_AWB, p_index)) { + if (!test_bit(PARAM_ISP_AWB, p_index)) fimc_is_set_param_bit(is, PARAM_ISP_AWB); - fimc_is_inc_param_num(is); - } } void __is_set_isp_effect(struct fimc_is *is, u32 cmd) @@ -356,10 +358,8 @@ void __is_set_isp_effect(struct fimc_is *is, u32 cmd) isp->effect.cmd = cmd; isp->effect.err = ISP_IMAGE_EFFECT_ERROR_NONE; - if (!test_bit(PARAM_ISP_IMAGE_EFFECT, p_index)) { + if (!test_bit(PARAM_ISP_IMAGE_EFFECT, p_index)) fimc_is_set_param_bit(is, PARAM_ISP_IMAGE_EFFECT); - fimc_is_inc_param_num(is); - } } void __is_set_isp_iso(struct fimc_is *is, u32 cmd, u32 val) @@ -375,10 +375,8 @@ void __is_set_isp_iso(struct fimc_is *is, u32 cmd, u32 val) isp->iso.value = val; isp->iso.err = ISP_ISO_ERROR_NONE; - if (!test_bit(PARAM_ISP_ISO, p_index)) { + if (!test_bit(PARAM_ISP_ISO, p_index)) fimc_is_set_param_bit(is, PARAM_ISP_ISO); - fimc_is_inc_param_num(is); - } } void __is_set_isp_adjust(struct fimc_is *is, u32 cmd, u32 val) @@ -423,7 +421,6 @@ void __is_set_isp_adjust(struct fimc_is *is, u32 cmd, u32 val) isp->adjust.cmd = cmd; isp->adjust.err = ISP_ADJUST_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_ISP_ADJUST); - fimc_is_inc_param_num(is); } else { isp->adjust.cmd |= cmd; } @@ -461,7 +458,6 @@ void __is_set_isp_metering(struct fimc_is *is, u32 id, u32 val) if (!test_bit(PARAM_ISP_METERING, p_index)) { isp->metering.err = ISP_METERING_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_ISP_METERING); - fimc_is_inc_param_num(is); } } @@ -478,10 +474,8 @@ void __is_set_isp_afc(struct fimc_is *is, u32 cmd, u32 val) isp->afc.manual = val; isp->afc.err = ISP_AFC_ERROR_NONE; - if (!test_bit(PARAM_ISP_AFC, p_index)) { + if (!test_bit(PARAM_ISP_AFC, p_index)) fimc_is_set_param_bit(is, PARAM_ISP_AFC); - fimc_is_inc_param_num(is); - } } void __is_set_drc_control(struct fimc_is *is, u32 val) @@ -495,10 +489,8 @@ void __is_set_drc_control(struct fimc_is *is, u32 val) drc->control.bypass = val; - if (!test_bit(PARAM_DRC_CONTROL, p_index)) { + if (!test_bit(PARAM_DRC_CONTROL, p_index)) fimc_is_set_param_bit(is, PARAM_DRC_CONTROL); - fimc_is_inc_param_num(is); - } } void __is_set_fd_control(struct fimc_is *is, u32 val) @@ -512,10 +504,8 @@ void __is_set_fd_control(struct fimc_is *is, u32 val) fd->control.cmd = val; - if (!test_bit((PARAM_FD_CONFIG - 32), p_index)) { + if (!test_bit((PARAM_FD_CONFIG - 32), p_index)) fimc_is_set_param_bit(is, PARAM_FD_CONTROL); - fimc_is_inc_param_num(is); - } } void __is_set_fd_config_maxface(struct fimc_is *is, u32 val) @@ -533,7 +523,6 @@ void __is_set_fd_config_maxface(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_MAXIMUM_NUMBER; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_MAXIMUM_NUMBER; } @@ -554,7 +543,6 @@ void __is_set_fd_config_rollangle(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_ROLL_ANGLE; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_ROLL_ANGLE; } @@ -575,7 +563,6 @@ void __is_set_fd_config_yawangle(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_YAW_ANGLE; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_YAW_ANGLE; } @@ -596,7 +583,6 @@ void __is_set_fd_config_smilemode(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_SMILE_MODE; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_SMILE_MODE; } @@ -617,7 +603,6 @@ void __is_set_fd_config_blinkmode(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_BLINK_MODE; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_BLINK_MODE; } @@ -638,7 +623,6 @@ void __is_set_fd_config_eyedetect(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_EYES_DETECT; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_EYES_DETECT; } @@ -659,7 +643,6 @@ void __is_set_fd_config_mouthdetect(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_MOUTH_DETECT; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_MOUTH_DETECT; } @@ -680,7 +663,6 @@ void __is_set_fd_config_orientation(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_ORIENTATION; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_ORIENTATION; } @@ -701,7 +683,6 @@ void __is_set_fd_config_orientation_val(struct fimc_is *is, u32 val) fd->config.cmd = FD_CONFIG_COMMAND_ORIENTATION_VALUE; fd->config.err = ERROR_FD_NONE; fimc_is_set_param_bit(is, PARAM_FD_CONFIG); - fimc_is_inc_param_num(is); } else { fd->config.cmd |= FD_CONFIG_COMMAND_ORIENTATION_VALUE; } @@ -729,21 +710,18 @@ void fimc_is_set_initial_params(struct fimc_is *is) /* Global */ global->shotmode.cmd = 1; fimc_is_set_param_bit(is, PARAM_GLOBAL_SHOTMODE); - fimc_is_inc_param_num(is); /* ISP */ isp->control.cmd = CONTROL_COMMAND_START; isp->control.bypass = CONTROL_BYPASS_DISABLE; isp->control.err = CONTROL_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_ISP_CONTROL); - fimc_is_inc_param_num(is); isp->otf_input.cmd = OTF_INPUT_COMMAND_ENABLE; if (!test_bit(PARAM_ISP_OTF_INPUT, p_index1)) { isp->otf_input.width = DEFAULT_PREVIEW_STILL_WIDTH; isp->otf_input.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_ISP_OTF_INPUT); - fimc_is_inc_param_num(is); } if (is->sensor->test_pattern) isp->otf_input.format = OTF_INPUT_FORMAT_STRGEN_COLORBAR_BAYER; @@ -766,7 +744,6 @@ void fimc_is_set_initial_params(struct fimc_is *is) isp->dma1_input.width = 0; isp->dma1_input.err = DMA_INPUT_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_ISP_DMA1_INPUT); - fimc_is_inc_param_num(is); isp->dma2_input.cmd = DMA_INPUT_COMMAND_DISABLE; isp->dma2_input.width = 0; @@ -779,12 +756,10 @@ void fimc_is_set_initial_params(struct fimc_is *is) isp->dma2_input.width = 0; isp->dma2_input.err = DMA_INPUT_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_ISP_DMA2_INPUT); - fimc_is_inc_param_num(is); isp->aa.cmd = ISP_AA_COMMAND_START; isp->aa.target = ISP_AA_TARGET_AE | ISP_AA_TARGET_AWB; fimc_is_set_param_bit(is, PARAM_ISP_AA); - fimc_is_inc_param_num(is); if (!test_bit(PARAM_ISP_FLASH, p_index1)) __is_set_isp_flash(is, ISP_FLASH_COMMAND_DISABLE, @@ -826,7 +801,6 @@ void fimc_is_set_initial_params(struct fimc_is *is) isp->otf_output.width = DEFAULT_PREVIEW_STILL_WIDTH; isp->otf_output.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_ISP_OTF_OUTPUT); - fimc_is_inc_param_num(is); } isp->otf_output.format = OTF_OUTPUT_FORMAT_YUV444; isp->otf_output.bitwidth = 12; @@ -847,7 +821,6 @@ void fimc_is_set_initial_params(struct fimc_is *is) isp->dma1_output.dma_out_mask = 0; isp->dma1_output.err = DMA_OUTPUT_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_ISP_DMA1_OUTPUT); - fimc_is_inc_param_num(is); } if (!test_bit(PARAM_ISP_DMA2_OUTPUT, p_index1)) { @@ -864,7 +837,6 @@ void fimc_is_set_initial_params(struct fimc_is *is) isp->dma2_output.dma_out_mask = 0; isp->dma2_output.err = DMA_OUTPUT_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_ISP_DMA2_OUTPUT); - fimc_is_inc_param_num(is); } /* Sensor */ @@ -882,7 +854,6 @@ void fimc_is_set_initial_params(struct fimc_is *is) drc->otf_input.width = DEFAULT_PREVIEW_STILL_WIDTH; drc->otf_input.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_DRC_OTF_INPUT); - fimc_is_inc_param_num(is); } drc->otf_input.format = OTF_INPUT_FORMAT_YUV444; drc->otf_input.bitwidth = 12; @@ -900,14 +871,12 @@ void fimc_is_set_initial_params(struct fimc_is *is) drc->dma_input.width = 0; drc->dma_input.err = DMA_INPUT_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_DRC_DMA_INPUT); - fimc_is_inc_param_num(is); drc->otf_output.cmd = OTF_OUTPUT_COMMAND_ENABLE; if (!test_bit(PARAM_DRC_OTF_OUTPUT, p_index1)) { drc->otf_output.width = DEFAULT_PREVIEW_STILL_WIDTH; drc->otf_output.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_DRC_OTF_OUTPUT); - fimc_is_inc_param_num(is); } drc->otf_output.format = OTF_OUTPUT_FORMAT_YUV444; drc->otf_output.bitwidth = 8; @@ -923,8 +892,8 @@ void fimc_is_set_initial_params(struct fimc_is *is) fd->otf_input.width = DEFAULT_PREVIEW_STILL_WIDTH; fd->otf_input.height = DEFAULT_PREVIEW_STILL_HEIGHT; fimc_is_set_param_bit(is, PARAM_FD_OTF_INPUT); - fimc_is_inc_param_num(is); } + fd->otf_input.format = OTF_INPUT_FORMAT_YUV444; fd->otf_input.bitwidth = 8; fd->otf_input.order = 0; @@ -941,7 +910,6 @@ void fimc_is_set_initial_params(struct fimc_is *is) fd->dma_input.width = 0; fd->dma_input.err = DMA_INPUT_ERROR_NONE; fimc_is_set_param_bit(is, PARAM_FD_DMA_INPUT); - fimc_is_inc_param_num(is); __is_set_fd_config_maxface(is, 5); __is_set_fd_config_rollangle(is, FD_CONFIG_ROLL_ANGLE_FULL); diff --git a/drivers/media/platform/exynos4-is/fimc-is-param.h b/drivers/media/platform/exynos4-is/fimc-is-param.h index 71464a5..f9358c2 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-param.h +++ b/drivers/media/platform/exynos4-is/fimc-is-param.h @@ -985,13 +985,11 @@ struct sensor_open_extended { u32 i2c_sclk; }; -#define fimc_is_inc_param_num(is) \ - atomic_inc(&(is)->cfg_param[(is)->scenario_id].p_region_num) - struct fimc_is; int fimc_is_hw_get_sensor_max_framerate(struct fimc_is *is); void fimc_is_set_initial_params(struct fimc_is *is); +unsigned int __get_pending_param_count(struct fimc_is *is); int __is_hw_update_params(struct fimc_is *is); void __is_get_frame_size(struct fimc_is *is, struct v4l2_mbus_framefmt *mf); diff --git a/drivers/media/platform/exynos4-is/fimc-is-regs.c b/drivers/media/platform/exynos4-is/fimc-is-regs.c index efb9da0..f59a289 100644 --- a/drivers/media/platform/exynos4-is/fimc-is-regs.c +++ b/drivers/media/platform/exynos4-is/fimc-is-regs.c @@ -80,6 +80,7 @@ int fimc_is_hw_wait_intmsr0_intmsd0(struct fimc_is *is) int fimc_is_hw_set_param(struct fimc_is *is) { struct is_config_param *cfg = &is->cfg_param[is->scenario_id]; + unsigned int param_count = __get_pending_param_count(is); fimc_is_hw_wait_intmsr0_intmsd0(is); @@ -87,7 +88,7 @@ int fimc_is_hw_set_param(struct fimc_is *is) mcuctl_write(is->sensor_index, is, MCUCTL_REG_ISSR(1)); mcuctl_write(is->scenario_id, is, MCUCTL_REG_ISSR(2)); - mcuctl_write(atomic_read(&cfg->p_region_num), is, MCUCTL_REG_ISSR(3)); + mcuctl_write(param_count, is, MCUCTL_REG_ISSR(3)); mcuctl_write(cfg->p_region_index1, is, MCUCTL_REG_ISSR(4)); mcuctl_write(cfg->p_region_index2, is, MCUCTL_REG_ISSR(5)); diff --git a/drivers/media/platform/exynos4-is/fimc-is.c b/drivers/media/platform/exynos4-is/fimc-is.c index c5e4c53..10ec173 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.c +++ b/drivers/media/platform/exynos4-is/fimc-is.c @@ -532,7 +532,6 @@ static void fimc_is_general_irq_handler(struct fimc_is *is) case HIC_SET_PARAMETER: is->cfg_param[is->scenario_id].p_region_index1 = 0; is->cfg_param[is->scenario_id].p_region_index2 = 0; - atomic_set(&is->cfg_param[is->scenario_id].p_region_num, 0); set_bit(IS_ST_BLOCK_CMD_CLEARED, &is->state); pr_debug("HIC_SET_PARAMETER\n"); break; @@ -593,7 +592,6 @@ static void fimc_is_general_irq_handler(struct fimc_is *is) case HIC_SET_PARAMETER: is->cfg_param[is->scenario_id].p_region_index1 = 0; is->cfg_param[is->scenario_id].p_region_index2 = 0; - atomic_set(&is->cfg_param[is->scenario_id].p_region_num, 0); set_bit(IS_ST_BLOCK_CMD_CLEARED, &is->state); break; } diff --git a/drivers/media/platform/exynos4-is/fimc-is.h b/drivers/media/platform/exynos4-is/fimc-is.h index 936e2ca..9406894 100644 --- a/drivers/media/platform/exynos4-is/fimc-is.h +++ b/drivers/media/platform/exynos4-is/fimc-is.h @@ -226,7 +226,6 @@ struct is_config_param { struct drc_param drc; struct fd_param fd; - atomic_t p_region_num; unsigned long p_region_index1; unsigned long p_region_index2; }; diff --git a/drivers/media/platform/exynos4-is/fimc-isp.c b/drivers/media/platform/exynos4-is/fimc-isp.c index 59502b1..b11c001 100644 --- a/drivers/media/platform/exynos4-is/fimc-isp.c +++ b/drivers/media/platform/exynos4-is/fimc-isp.c @@ -229,8 +229,11 @@ static int fimc_isp_subdev_s_stream(struct v4l2_subdev *sd, int on) fimc_is_mem_barrier(); if (on) { - if (atomic_read(&is->cfg_param[is->scenario_id].p_region_num)) + if (__get_pending_param_count(is)) { ret = fimc_is_itf_s_param(is, true); + if (ret < 0) + return ret; + } v4l2_dbg(1, debug, sd, "changing mode to %d\n", is->scenario_id); @@ -414,7 +417,6 @@ static int __ctrl_set_aewb_lock(struct fimc_is *is, isp->aa.cmd = cmd; isp->aa.target = ISP_AA_TARGET_AE; fimc_is_set_param_bit(is, PARAM_ISP_AA); - fimc_is_inc_param_num(is); is->af.ae_lock_state = ae_lock; wmb(); @@ -426,7 +428,6 @@ static int __ctrl_set_aewb_lock(struct fimc_is *is, isp->aa.cmd = cmd; isp->aa.target = ISP_AA_TARGET_AE; fimc_is_set_param_bit(is, PARAM_ISP_AA); - fimc_is_inc_param_num(is); is->af.awb_lock_state = awb_lock; wmb();

[4/7] exynos4-is: Improve the ISP chain parameter count calculation

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