From patchwork Thu Jan 21 14:44:02 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dafna Hirschfeld X-Patchwork-Id: 368282 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9FFC1C433DB for ; Thu, 21 Jan 2021 14:45:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 640CD22248 for ; Thu, 21 Jan 2021 14:45:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729446AbhAUOpN (ORCPT ); Thu, 21 Jan 2021 09:45:13 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55900 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729117AbhAUOo4 (ORCPT ); Thu, 21 Jan 2021 09:44:56 -0500 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8E906C061756 for ; Thu, 21 Jan 2021 06:44:15 -0800 (PST) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: dafna) with ESMTPSA id E303B1F45EB7 From: Dafna Hirschfeld To: linux-media@vger.kernel.org, laurent.pinchart@ideasonboard.com, hverkuil@xs4all.nl, sakari.ailus@linux.intel.com, heiko@sntech.de Cc: dafna.hirschfeld@collabora.com, helen.koike@collabora.com, ezequiel@collabora.com, kernel@collabora.com, dafna3@gmail.com, linux-rockchip@lists.infradead.org, mchehab@kernel.org, tfiga@chromium.org Subject: [PATCH v8 1/6] media: rkisp1: uapi: change hist_bins array type from __u16 to __u32 Date: Thu, 21 Jan 2021 15:44:02 +0100 Message-Id: <20210121144407.9045-2-dafna.hirschfeld@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> References: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Each entry in the array is a 20 bits value composed of 16 bits unsigned integer and 4 bits fractional part. So the type should change to __u32. In addition add a documentation of how the measurements are done. Signed-off-by: Dafna Hirschfeld --- include/uapi/linux/rkisp1-config.h | 13 +++++++++---- 1 file changed, 9 insertions(+), 4 deletions(-) diff --git a/include/uapi/linux/rkisp1-config.h b/include/uapi/linux/rkisp1-config.h index 6e449e784260..24f05d6d258f 100644 --- a/include/uapi/linux/rkisp1-config.h +++ b/include/uapi/linux/rkisp1-config.h @@ -844,13 +844,18 @@ struct rkisp1_cif_isp_af_stat { /** * struct rkisp1_cif_isp_hist_stat - statistics histogram data * - * @hist_bins: measured bin counters + * @hist_bins: measured bin counters. Each bin is a 20 bits unsigned fixed point + * type. Bits 0-4 are the fractional part and bits 5-19 are the + * integer part. * - * Measurement window divided into 25 sub-windows, set - * with ISP_HIST_XXX + * The window of the measurements area is divided to 5x5 sub-windows. The + * histogram is then computed for each sub-window independently and the final + * result is a weighted average of the histogram measurements on all + * sub-windows. The window of the measurements area and the weight of each + * sub-window are configurable using struct @rkisp1_cif_isp_hst_config. */ struct rkisp1_cif_isp_hist_stat { - __u16 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX]; + __u32 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX]; }; /** From patchwork Thu Jan 21 14:44:03 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dafna Hirschfeld X-Patchwork-Id: 369034 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 78172C433DB for ; Thu, 21 Jan 2021 14:46:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 35798230FC for ; Thu, 21 Jan 2021 14:46:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732111AbhAUOql (ORCPT ); Thu, 21 Jan 2021 09:46:41 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55904 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731557AbhAUOpF (ORCPT ); Thu, 21 Jan 2021 09:45:05 -0500 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 23DC8C0613D6 for ; Thu, 21 Jan 2021 06:44:16 -0800 (PST) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: dafna) with ESMTPSA id 7D89F1F45EB8 From: Dafna Hirschfeld To: linux-media@vger.kernel.org, laurent.pinchart@ideasonboard.com, hverkuil@xs4all.nl, sakari.ailus@linux.intel.com, heiko@sntech.de Cc: dafna.hirschfeld@collabora.com, helen.koike@collabora.com, ezequiel@collabora.com, kernel@collabora.com, dafna3@gmail.com, linux-rockchip@lists.infradead.org, mchehab@kernel.org, tfiga@chromium.org Subject: [PATCH v8 2/6] media: rkisp1: stats: remove a wrong cast to u8 Date: Thu, 21 Jan 2021 15:44:03 +0100 Message-Id: <20210121144407.9045-3-dafna.hirschfeld@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> References: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org hist_bins is an array of type __u32. Each entry represent a 20 bit fixed point value as documented inline. The cast to u8 when setting the values is wrong. Remove it. Signed-off-by: Dafna Hirschfeld Reviewed-by: Heiko Stuebner --- drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c index 3ddab8fa8f2d..4cdb180fa64d 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c @@ -235,8 +235,7 @@ static void rkisp1_stats_get_hst_meas(struct rkisp1_stats *stats, pbuf->meas_type |= RKISP1_CIF_ISP_STAT_HIST; for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX; i++) pbuf->params.hist.hist_bins[i] = - (u8)rkisp1_read(rkisp1, - RKISP1_CIF_ISP_HIST_BIN_0 + i * 4); + rkisp1_read(rkisp1, RKISP1_CIF_ISP_HIST_BIN_0 + i * 4); } static void rkisp1_stats_get_bls_meas(struct rkisp1_stats *stats, From patchwork Thu Jan 21 14:44:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dafna Hirschfeld X-Patchwork-Id: 369035 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 92C88C43381 for ; Thu, 21 Jan 2021 14:46:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 5D48A23A00 for ; Thu, 21 Jan 2021 14:46:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731984AbhAUOpT (ORCPT ); Thu, 21 Jan 2021 09:45:19 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:37036 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731653AbhAUOpJ (ORCPT ); Thu, 21 Jan 2021 09:45:09 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: dafna) with ESMTPSA id 1B0E51F45EB9 From: Dafna Hirschfeld To: linux-media@vger.kernel.org, laurent.pinchart@ideasonboard.com, hverkuil@xs4all.nl, sakari.ailus@linux.intel.com, heiko@sntech.de Cc: dafna.hirschfeld@collabora.com, helen.koike@collabora.com, ezequiel@collabora.com, kernel@collabora.com, dafna3@gmail.com, linux-rockchip@lists.infradead.org, mchehab@kernel.org, tfiga@chromium.org Subject: [PATCH v8 3/6] media: rkisp1: stats: mask the hist_bins values Date: Thu, 21 Jan 2021 15:44:04 +0100 Message-Id: <20210121144407.9045-4-dafna.hirschfeld@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> References: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org hist_bins is an array of type __u32. Each entry represents a 20 bit value. So mask out the unused bits. Signed-off-by: Dafna Hirschfeld --- drivers/media/platform/rockchip/rkisp1/rkisp1-regs.h | 1 + drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c | 8 +++++--- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-regs.h b/drivers/media/platform/rockchip/rkisp1/rkisp1-regs.h index 8a8d960a679c..fa33080f51db 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-regs.h +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-regs.h @@ -365,6 +365,7 @@ #define RKISP1_CIF_ISP_MAX_HIST_PREDIVIDER 0x0000007F #define RKISP1_CIF_ISP_HIST_ROW_NUM 5 #define RKISP1_CIF_ISP_HIST_COLUMN_NUM 5 +#define RKISP1_CIF_ISP_HIST_GET_BIN(x) ((x) & 0x000FFFFF) /* AUTO FOCUS MEASUREMENT: ISP_AFM_CTRL */ #define RKISP1_ISP_AFM_CTRL_ENABLE BIT(0) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c index 4cdb180fa64d..3b2783700abc 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c @@ -233,9 +233,11 @@ static void rkisp1_stats_get_hst_meas(struct rkisp1_stats *stats, unsigned int i; pbuf->meas_type |= RKISP1_CIF_ISP_STAT_HIST; - for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX; i++) - pbuf->params.hist.hist_bins[i] = - rkisp1_read(rkisp1, RKISP1_CIF_ISP_HIST_BIN_0 + i * 4); + for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX; i++) { + u32 reg_val = rkisp1_read(rkisp1, RKISP1_CIF_ISP_HIST_BIN_0 + i * 4); + + pbuf->params.hist.hist_bins[i] = RKISP1_CIF_ISP_HIST_GET_BIN(reg_val); + } } static void rkisp1_stats_get_bls_meas(struct rkisp1_stats *stats, From patchwork Thu Jan 21 14:44:05 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dafna Hirschfeld X-Patchwork-Id: 368280 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 65F32C433E9 for ; Thu, 21 Jan 2021 14:46:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 2C5E622248 for ; Thu, 21 Jan 2021 14:46:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732084AbhAUOpW (ORCPT ); Thu, 21 Jan 2021 09:45:22 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55912 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731458AbhAUOpF (ORCPT ); Thu, 21 Jan 2021 09:45:05 -0500 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 68361C061786 for ; Thu, 21 Jan 2021 06:44:17 -0800 (PST) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: dafna) with ESMTPSA id B51991F45EBA From: Dafna Hirschfeld To: linux-media@vger.kernel.org, laurent.pinchart@ideasonboard.com, hverkuil@xs4all.nl, sakari.ailus@linux.intel.com, heiko@sntech.de Cc: dafna.hirschfeld@collabora.com, helen.koike@collabora.com, ezequiel@collabora.com, kernel@collabora.com, dafna3@gmail.com, linux-rockchip@lists.infradead.org, mchehab@kernel.org, tfiga@chromium.org, Heiko Stuebner Subject: [PATCH v8 4/6] media: rockchip: rkisp1: reduce number of histogram grid elements in uapi Date: Thu, 21 Jan 2021 15:44:05 +0100 Message-Id: <20210121144407.9045-5-dafna.hirschfeld@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> References: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Heiko Stuebner The uapi right now specifies an array size of 28 but the actual number of elements is only 25 with the last 3 being unused. Reduce the array size to the correct number of elements and change the params code to iterate the array 25 times. Signed-off-by: Heiko Stuebner Signed-off-by: Dafna Hirschfeld --- drivers/media/platform/rockchip/rkisp1/rkisp1-params.c | 3 ++- include/uapi/linux/rkisp1-config.h | 3 +-- 2 files changed, 3 insertions(+), 3 deletions(-) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c index 6af4d551ffb5..021939466b24 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c @@ -589,7 +589,6 @@ static void rkisp1_hst_config(struct rkisp1_params *params, RKISP1_CIF_ISP_HIST_WEIGHT_22TO03, RKISP1_CIF_ISP_HIST_WEIGHT_13TO43, RKISP1_CIF_ISP_HIST_WEIGHT_04TO34, - RKISP1_CIF_ISP_HIST_WEIGHT_44, }; const u8 *weight; unsigned int i; @@ -622,6 +621,8 @@ static void rkisp1_hst_config(struct rkisp1_params *params, weight[2], weight[3]), hist_weight_regs[i]); + + rkisp1_write(params->rkisp1, weight[0] & 0x1F, RKISP1_CIF_ISP_HIST_WEIGHT_44); } static void diff --git a/include/uapi/linux/rkisp1-config.h b/include/uapi/linux/rkisp1-config.h index 24f05d6d258f..35aa82d5f6dd 100644 --- a/include/uapi/linux/rkisp1-config.h +++ b/include/uapi/linux/rkisp1-config.h @@ -102,8 +102,7 @@ /* * Histogram calculation */ -/* Last 3 values unused. */ -#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE 28 +#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE 25 /* * Defect Pixel Cluster Correction From patchwork Thu Jan 21 14:44:06 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dafna Hirschfeld X-Patchwork-Id: 369036 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 49B03C433E0 for ; Thu, 21 Jan 2021 14:45:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EDE1A2310A for ; Thu, 21 Jan 2021 14:45:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730476AbhAUOpQ (ORCPT ); Thu, 21 Jan 2021 09:45:16 -0500 Received: from bhuna.collabora.co.uk ([46.235.227.227]:37062 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731671AbhAUOpJ (ORCPT ); Thu, 21 Jan 2021 09:45:09 -0500 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: dafna) with ESMTPSA id 568051F45EBB From: Dafna Hirschfeld To: linux-media@vger.kernel.org, laurent.pinchart@ideasonboard.com, hverkuil@xs4all.nl, sakari.ailus@linux.intel.com, heiko@sntech.de Cc: dafna.hirschfeld@collabora.com, helen.koike@collabora.com, ezequiel@collabora.com, kernel@collabora.com, dafna3@gmail.com, linux-rockchip@lists.infradead.org, mchehab@kernel.org, tfiga@chromium.org, Heiko Stuebner Subject: [PATCH v8 5/6] media: rockchip: rkisp1: carry ip version information Date: Thu, 21 Jan 2021 15:44:06 +0100 Message-Id: <20210121144407.9045-6-dafna.hirschfeld@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> References: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Heiko Stuebner The IP block evolved from its rk3288/rk3399 base and the vendor designates them with a numerical version. rk3399 for example is designated V10 probably meaning V1.0. There doesn't seem to be an actual version register we could read that information from, so allow the match_data to carry that information for future differentiation. Also carry that information in the hw_revision field of the media- controller API, so that userspace also has access to that. The added versions are: - V10: at least rk3288 + rk3399 - V11: seemingly unused as of now, but probably appeared in some soc - V12: at least rk3326 + px30 - V13: at least rk1808 Signed-off-by: Heiko Stuebner [fix checkpatch warning don't use multiple blank lines] Signed-off-by: Dafna Hirschfeld Reviewed-by: Ezequiel Garcia Reviewed-by: Dafna Hirschfeld Acked-by: Helen Koike --- Documentation/admin-guide/media/rkisp1.rst | 16 ++++++++++++++ .../platform/rockchip/rkisp1/rkisp1-dev.c | 21 +++++++++++-------- include/uapi/linux/rkisp1-config.h | 15 +++++++++++++ 3 files changed, 43 insertions(+), 9 deletions(-) diff --git a/Documentation/admin-guide/media/rkisp1.rst b/Documentation/admin-guide/media/rkisp1.rst index 2267e4fb475e..ccf418713623 100644 --- a/Documentation/admin-guide/media/rkisp1.rst +++ b/Documentation/admin-guide/media/rkisp1.rst @@ -13,6 +13,22 @@ This file documents the driver for the Rockchip ISP1 that is part of RK3288 and RK3399 SoCs. The driver is located under drivers/staging/media/rkisp1 and uses the Media-Controller API. +Revisions +========= + +There exist multiple smaller revisions to this ISP that got introduced in +later SoCs. Revisions can be found in the enum :c:type:`rkisp1_cif_isp_version` +in the UAPI and the revision of the ISP inside the running SoC can be read +in the field hw_revision of struct media_device_info as returned by +ioctl MEDIA_IOC_DEVICE_INFO. + +Versions in use are: + +- RKISP1_V10: used at least in rk3288 and rk3399 +- RKISP1_V11: declared in the original vendor code, but not used +- RKISP1_V12: used at least in rk3326 and px30 +- RKISP1_V13: used at least in rk1808 + Topology ======== .. _rkisp1_topology_graph: diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c index 68da1eed753d..f7e9fd305548 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-dev.c @@ -104,6 +104,7 @@ struct rkisp1_match_data { const char * const *clks; unsigned int size; + enum rkisp1_cif_isp_version isp_ver; }; /* ---------------------------------------------------------------------------- @@ -411,15 +412,16 @@ static const char * const rk3399_isp_clks[] = { "hclk", }; -static const struct rkisp1_match_data rk3399_isp_clk_data = { +static const struct rkisp1_match_data rk3399_isp_match_data = { .clks = rk3399_isp_clks, .size = ARRAY_SIZE(rk3399_isp_clks), + .isp_ver = RKISP1_V10, }; static const struct of_device_id rkisp1_of_match[] = { { .compatible = "rockchip,rk3399-cif-isp", - .data = &rk3399_isp_clk_data, + .data = &rk3399_isp_match_data, }, {}, }; @@ -457,15 +459,15 @@ static void rkisp1_debug_init(struct rkisp1_device *rkisp1) static int rkisp1_probe(struct platform_device *pdev) { - const struct rkisp1_match_data *clk_data; + const struct rkisp1_match_data *match_data; struct device *dev = &pdev->dev; struct rkisp1_device *rkisp1; struct v4l2_device *v4l2_dev; unsigned int i; int ret, irq; - clk_data = of_device_get_match_data(&pdev->dev); - if (!clk_data) + match_data = of_device_get_match_data(&pdev->dev); + if (!match_data) return -ENODEV; rkisp1 = devm_kzalloc(dev, sizeof(*rkisp1), GFP_KERNEL); @@ -494,15 +496,16 @@ static int rkisp1_probe(struct platform_device *pdev) rkisp1->irq = irq; - for (i = 0; i < clk_data->size; i++) - rkisp1->clks[i].id = clk_data->clks[i]; - ret = devm_clk_bulk_get(dev, clk_data->size, rkisp1->clks); + for (i = 0; i < match_data->size; i++) + rkisp1->clks[i].id = match_data->clks[i]; + ret = devm_clk_bulk_get(dev, match_data->size, rkisp1->clks); if (ret) return ret; - rkisp1->clk_size = clk_data->size; + rkisp1->clk_size = match_data->size; pm_runtime_enable(&pdev->dev); + rkisp1->media_dev.hw_revision = match_data->isp_ver; strscpy(rkisp1->media_dev.model, RKISP1_DRIVER_NAME, sizeof(rkisp1->media_dev.model)); rkisp1->media_dev.dev = &pdev->dev; diff --git a/include/uapi/linux/rkisp1-config.h b/include/uapi/linux/rkisp1-config.h index 35aa82d5f6dd..bee4413fe0d3 100644 --- a/include/uapi/linux/rkisp1-config.h +++ b/include/uapi/linux/rkisp1-config.h @@ -123,6 +123,21 @@ #define RKISP1_CIF_ISP_STAT_AFM (1U << 2) #define RKISP1_CIF_ISP_STAT_HIST (1U << 3) +/** + * enum rkisp1_cif_isp_version - ISP variants + * + * @RKISP1_V10: used at least in rk3288 and rk3399 + * @RKISP1_V11: declared in the original vendor code, but not used + * @RKISP1_V12: used at least in rk3326 and px30 + * @RKISP1_V13: used at least in rk1808 + */ +enum rkisp1_cif_isp_version { + RKISP1_V10 = 10, + RKISP1_V11, + RKISP1_V12, + RKISP1_V13, +}; + enum rkisp1_cif_isp_histogram_mode { RKISP1_CIF_ISP_HISTOGRAM_MODE_DISABLE, RKISP1_CIF_ISP_HISTOGRAM_MODE_RGB_COMBINED, From patchwork Thu Jan 21 14:44:07 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dafna Hirschfeld X-Patchwork-Id: 368281 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, UNPARSEABLE_RELAY, URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2ABE4C433E6 for ; Thu, 21 Jan 2021 14:46:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E20C7239EF for ; Thu, 21 Jan 2021 14:46:27 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731995AbhAUOpv (ORCPT ); Thu, 21 Jan 2021 09:45:51 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56074 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731535AbhAUOpn (ORCPT ); Thu, 21 Jan 2021 09:45:43 -0500 Received: from bhuna.collabora.co.uk (bhuna.collabora.co.uk [IPv6:2a00:1098:0:82:1000:25:2eeb:e3e3]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 903F8C061788 for ; Thu, 21 Jan 2021 06:44:18 -0800 (PST) Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: dafna) with ESMTPSA id ED4C81F45EBC From: Dafna Hirschfeld To: linux-media@vger.kernel.org, laurent.pinchart@ideasonboard.com, hverkuil@xs4all.nl, sakari.ailus@linux.intel.com, heiko@sntech.de Cc: dafna.hirschfeld@collabora.com, helen.koike@collabora.com, ezequiel@collabora.com, kernel@collabora.com, dafna3@gmail.com, linux-rockchip@lists.infradead.org, mchehab@kernel.org, tfiga@chromium.org, Heiko Stuebner Subject: [PATCH v8 6/6] media: rockchip: rkisp1: extend uapi array sizes Date: Thu, 21 Jan 2021 15:44:07 +0100 Message-Id: <20210121144407.9045-7-dafna.hirschfeld@collabora.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> References: <20210121144407.9045-1-dafna.hirschfeld@collabora.com> Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org From: Heiko Stuebner Later variants of the rkisp1 block use more entries in some arrays: RKISP1_CIF_ISP_AE_MEAN_MAX 25 -> 81 RKISP1_CIF_ISP_HIST_BIN_N_MAX 16 -> 32 RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES 17 -> 34 RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE 25 -> 81 and we can still extend the uapi during the 5.11-rc cycle, so do that now to be on the safe side. V10 and V11 only need the smaller sizes, while V12 and V13 needed the larger sizes. When adding the bigger sizes make sure, values filled from hardware values and transmitted to userspace don't leak kernel data by zeroing them beforehand. Signed-off-by: Heiko Stuebner Signed-off-by: Dafna Hirschfeld Reviewed-by: Ezequiel Garcia Acked-by: Helen Koike --- .../platform/rockchip/rkisp1/rkisp1-params.c | 2 +- .../platform/rockchip/rkisp1/rkisp1-stats.c | 4 +- include/uapi/linux/rkisp1-config.h | 67 ++++++++++++++++--- 3 files changed, 60 insertions(+), 13 deletions(-) diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c index 021939466b24..aa5f45749543 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-params.c @@ -391,7 +391,7 @@ static void rkisp1_goc_config(struct rkisp1_params *params, RKISP1_CIF_ISP_CTRL_ISP_GAMMA_OUT_ENA); rkisp1_write(params->rkisp1, arg->mode, RKISP1_CIF_ISP_GAMMA_OUT_MODE); - for (i = 0; i < RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES; i++) + for (i = 0; i < RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10; i++) rkisp1_write(params->rkisp1, arg->gamma_y[i], RKISP1_CIF_ISP_GAMMA_OUT_Y_0 + i * 4); } diff --git a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c index 3b2783700abc..c1d07a2e8839 100644 --- a/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c +++ b/drivers/media/platform/rockchip/rkisp1/rkisp1-stats.c @@ -203,7 +203,7 @@ static void rkisp1_stats_get_aec_meas(struct rkisp1_stats *stats, unsigned int i; pbuf->meas_type |= RKISP1_CIF_ISP_STAT_AUTOEXP; - for (i = 0; i < RKISP1_CIF_ISP_AE_MEAN_MAX; i++) + for (i = 0; i < RKISP1_CIF_ISP_AE_MEAN_MAX_V10; i++) pbuf->params.ae.exp_mean[i] = (u8)rkisp1_read(rkisp1, RKISP1_CIF_ISP_EXP_MEAN_00 + i * 4); @@ -233,7 +233,7 @@ static void rkisp1_stats_get_hst_meas(struct rkisp1_stats *stats, unsigned int i; pbuf->meas_type |= RKISP1_CIF_ISP_STAT_HIST; - for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX; i++) { + for (i = 0; i < RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10; i++) { u32 reg_val = rkisp1_read(rkisp1, RKISP1_CIF_ISP_HIST_BIN_0 + i * 4); pbuf->params.hist.hist_bins[i] = RKISP1_CIF_ISP_HIST_GET_BIN(reg_val); diff --git a/include/uapi/linux/rkisp1-config.h b/include/uapi/linux/rkisp1-config.h index bee4413fe0d3..36e3efb81b01 100644 --- a/include/uapi/linux/rkisp1-config.h +++ b/include/uapi/linux/rkisp1-config.h @@ -49,8 +49,14 @@ #define RKISP1_CIF_ISP_CTK_COEFF_MAX 0x100 #define RKISP1_CIF_ISP_CTK_OFFSET_MAX 0x800 -#define RKISP1_CIF_ISP_AE_MEAN_MAX 25 -#define RKISP1_CIF_ISP_HIST_BIN_N_MAX 16 +#define RKISP1_CIF_ISP_AE_MEAN_MAX_V10 25 +#define RKISP1_CIF_ISP_AE_MEAN_MAX_V12 81 +#define RKISP1_CIF_ISP_AE_MEAN_MAX RKISP1_CIF_ISP_AE_MEAN_MAX_V12 + +#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 16 +#define RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 32 +#define RKISP1_CIF_ISP_HIST_BIN_N_MAX RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 + #define RKISP1_CIF_ISP_AFM_MAX_WINDOWS 3 #define RKISP1_CIF_ISP_DEGAMMA_CURVE_SIZE 17 @@ -86,7 +92,9 @@ * Gamma out */ /* Maximum number of color samples supported */ -#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES 17 +#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 17 +#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 34 +#define RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 /* * Lens shade correction @@ -102,7 +110,9 @@ /* * Histogram calculation */ -#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE 25 +#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 25 +#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 81 +#define RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 /* * Defect Pixel Cluster Correction @@ -524,6 +534,15 @@ enum rkisp1_cif_isp_goc_mode { * * @mode: goc mode (from enum rkisp1_cif_isp_goc_mode) * @gamma_y: gamma out curve y-axis for all color components + * + * The number of entries of @gamma_y depends on the hardware revision + * as is reported by the hw_revision field of the struct media_device_info + * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. + * + * Versions <= V11 have RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V10 + * entries, versions >= V12 have RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES_V12 + * entries. RKISP1_CIF_ISP_GAMMA_OUT_MAX_SAMPLES is equal to the maximum + * of the two. */ struct rkisp1_cif_isp_goc_config { __u32 mode; @@ -538,6 +557,15 @@ struct rkisp1_cif_isp_goc_config { * skipped * @meas_window: coordinates of the measure window * @hist_weight: weighting factor for sub-windows + * + * The number of entries of @hist_weight depends on the hardware revision + * as is reported by the hw_revision field of the struct media_device_info + * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. + * + * Versions <= V11 have RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V10 + * entries, versions >= V12 have RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE_V12 + * entries. RKISP1_CIF_ISP_HISTOGRAM_WEIGHT_GRIDS_SIZE is equal to the maximum + * of the two. */ struct rkisp1_cif_isp_hst_config { __u32 mode; @@ -825,7 +853,15 @@ struct rkisp1_cif_isp_bls_meas_val { * @exp_mean: Mean luminance value of block xx * @bls_val: BLS measured values * - * Image is divided into 5x5 blocks. + * The number of entries of @exp_mean depends on the hardware revision + * as is reported by the hw_revision field of the struct media_device_info + * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. + * + * Versions <= V11 have RKISP1_CIF_ISP_AE_MEAN_MAX_V10 entries, + * versions >= V12 have RKISP1_CIF_ISP_AE_MEAN_MAX_V12 entries. + * RKISP1_CIF_ISP_AE_MEAN_MAX is equal to the maximum of the two. + * + * Image is divided into 5x5 blocks on V10 and 9x9 blocks on V12. */ struct rkisp1_cif_isp_ae_stat { __u8 exp_mean[RKISP1_CIF_ISP_AE_MEAN_MAX]; @@ -862,11 +898,22 @@ struct rkisp1_cif_isp_af_stat { * type. Bits 0-4 are the fractional part and bits 5-19 are the * integer part. * - * The window of the measurements area is divided to 5x5 sub-windows. The - * histogram is then computed for each sub-window independently and the final - * result is a weighted average of the histogram measurements on all - * sub-windows. The window of the measurements area and the weight of each - * sub-window are configurable using struct @rkisp1_cif_isp_hst_config. + * The window of the measurements area is divided to 5x5 sub-windows for + * V10/V11 and to 9x9 sub-windows for V12. The histogram is then computed for + * each sub-window independently and the final result is a weighted average of + * the histogram measurements on all sub-windows. The window of the + * measurements area and the weight of each sub-window are configurable using + * struct @rkisp1_cif_isp_hst_config. + * + * The histogram contains 16 bins in V10/V11 and 32 bins in V12/V13. + * + * The number of entries of @hist_bins depends on the hardware revision + * as is reported by the hw_revision field of the struct media_device_info + * that is returned by ioctl MEDIA_IOC_DEVICE_INFO. + * + * Versions <= V11 have RKISP1_CIF_ISP_HIST_BIN_N_MAX_V10 entries, + * versions >= V12 have RKISP1_CIF_ISP_HIST_BIN_N_MAX_V12 entries. + * RKISP1_CIF_ISP_HIST_BIN_N_MAX is equal to the maximum of the two. */ struct rkisp1_cif_isp_hist_stat { __u32 hist_bins[RKISP1_CIF_ISP_HIST_BIN_N_MAX];