From patchwork Mon Jul 8 08:09:13 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nemesa Garg X-Patchwork-Id: 13726283 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 89541C3DA42 for ; Mon, 8 Jul 2024 08:09:59 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E2EE810E276; Mon, 8 Jul 2024 08:09:58 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="FD7seKQc"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id BF53610E13D; Mon, 8 Jul 2024 08:09:57 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1720426198; x=1751962198; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=5aIB2PbxUzHziGjDUs4R+z1qM2Ksis7mXwBQoAex/7Y=; b=FD7seKQcipUtiRUZtSU70MGvR6TxtrWaxpGte7SZaieZI7gq8yXJBvJl F1CP7cBPaeuszK38TVkA6n5o8VF/t7ZYLXfrzpir46DcvF6A0n6C4gHP0 DpngpQTnMlka9VzXRiPl1l10aZROqjL/FzTL/4tG13a3X39HvKrKZN6dr jW9MSb0tFGctbxtIEWkn/WByj11I2PO8+IQanJGoLGw3BZeHkfNjbTFSG 4EmLd1dYgv/4rYjZs7EifhJVki0qfPuGvpHBwFy6NyXdBVvJD2Zqpf53Q 5YJGeOu6meO/YWRX2vMuDnwGpdeZEcrHp+mkF1eOoDU8UgYcHJgM3Mgsl w==; X-CSE-ConnectionGUID: M58TDV+dRJ6VdrhnAM7clA== X-CSE-MsgGUID: uYDSnGLATEmtsU2RgN34JA== X-IronPort-AV: E=McAfee;i="6700,10204,11126"; a="17821567" X-IronPort-AV: E=Sophos;i="6.09,191,1716274800"; d="scan'208";a="17821567" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jul 2024 01:09:57 -0700 X-CSE-ConnectionGUID: Ym1TvyHzSQupSGV3YZypTw== X-CSE-MsgGUID: F9nNlpS6Qaype0CH+vIryQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,191,1716274800"; d="scan'208";a="52255796" Received: from nemesa.iind.intel.com ([10.190.239.22]) by orviesa003.jf.intel.com with ESMTP; 08 Jul 2024 01:09:56 -0700 From: Nemesa Garg To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: Nemesa Garg Subject: [1/5] drm: Introduce sharpness mode property Date: Mon, 8 Jul 2024 13:39:13 +0530 Message-Id: <20240708080917.257857-2-nemesa.garg@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240708080917.257857-1-nemesa.garg@intel.com> References: <20240708080917.257857-1-nemesa.garg@intel.com> MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Introduces the new crtc property "SHARPNESS_STRENGTH" that allows the user to set the intensity so as to get the sharpness effect. The value of this property can be set from 0-255. It is useful in scenario when the output is blurry and user want to sharpen the pixels. User can increase/decrease the sharpness level depending on the content displayed. Signed-off-by: Nemesa Garg --- drivers/gpu/drm/drm_atomic_uapi.c | 4 ++++ drivers/gpu/drm/drm_crtc.c | 35 +++++++++++++++++++++++++++++++ include/drm/drm_crtc.h | 17 +++++++++++++++ 3 files changed, 56 insertions(+) diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c index 22bbb2d83e30..825640ab39f6 100644 --- a/drivers/gpu/drm/drm_atomic_uapi.c +++ b/drivers/gpu/drm/drm_atomic_uapi.c @@ -417,6 +417,8 @@ static int drm_atomic_crtc_set_property(struct drm_crtc *crtc, set_out_fence_for_crtc(state->state, crtc, fence_ptr); } else if (property == crtc->scaling_filter_property) { state->scaling_filter = val; + } else if (property == crtc->sharpness_strength_prop) { + state->sharpness_strength = val; } else if (crtc->funcs->atomic_set_property) { return crtc->funcs->atomic_set_property(crtc, state, property, val); } else { @@ -454,6 +456,8 @@ drm_atomic_crtc_get_property(struct drm_crtc *crtc, *val = 0; else if (property == crtc->scaling_filter_property) *val = state->scaling_filter; + else if (property == crtc->sharpness_strength_prop) + *val = state->sharpness_strength; else if (crtc->funcs->atomic_get_property) return crtc->funcs->atomic_get_property(crtc, state, property, val); else { diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 3488ff067c69..4ff18786a226 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -229,6 +229,24 @@ struct dma_fence *drm_crtc_create_fence(struct drm_crtc *crtc) * Driver's default scaling filter * Nearest Neighbor: * Nearest Neighbor scaling filter + * SHARPNESS_STRENGTH: + * Atomic property for setting the sharpness strength/intensity by userspace. + * + * The value of this property is set as an integer value ranging + * from 0 - 255 where: + * + * 0 means feature is disabled. + * + * 1 means minimum sharpness. + * + * 255 means maximum sharpness. + * + * User can gradually increase or decrease the sharpness level and can + * set the optimum value depending on content and this value will be + * passed to kernel through the Uapi. + * The sharpness effect takes place post blending on the final composed output. + * If the feature is disabled, the content remains same without any sharpening effect + * and when this feature is applied, it enhances the clarity of the content. */ __printf(6, 0) @@ -939,3 +957,20 @@ int drm_crtc_create_scaling_filter_property(struct drm_crtc *crtc, return 0; } EXPORT_SYMBOL(drm_crtc_create_scaling_filter_property); + +int drm_crtc_create_sharpness_strength_property(struct drm_crtc *crtc) +{ + struct drm_device *dev = crtc->dev; + + struct drm_property *prop = + drm_property_create_range(dev, 0, "SHARPNESS_STRENGTH", 0, 255); + + if (!prop) + return -ENOMEM; + + crtc->sharpness_strength_prop = prop; + drm_object_attach_property(&crtc->base, prop, 0); + + return 0; +} +EXPORT_SYMBOL(drm_crtc_create_sharpness_strength_property); diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 8b48a1974da3..1cdca5c82753 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -317,6 +317,16 @@ struct drm_crtc_state { */ enum drm_scaling_filter scaling_filter; + /** + * @sharpness_strength + * + * Used by the user to set the sharpness intensity. + * The value ranges from 0-255. + * Any value greater than 0 means enabling the featuring + * along with setting the value for sharpness. + */ + u8 sharpness_strength; + /** * @event: * @@ -1088,6 +1098,12 @@ struct drm_crtc { */ struct drm_property *scaling_filter_property; + /** + * @sharpness_strength_prop: property to apply + * the intensity of the sharpness requested. + */ + struct drm_property *sharpness_strength_prop; + /** * @state: * @@ -1324,4 +1340,5 @@ static inline struct drm_crtc *drm_crtc_find(struct drm_device *dev, int drm_crtc_create_scaling_filter_property(struct drm_crtc *crtc, unsigned int supported_filters); +int drm_crtc_create_sharpness_strength_property(struct drm_crtc *crtc); #endif /* __DRM_CRTC_H__ */ From patchwork Mon Jul 8 08:09:14 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Nemesa Garg X-Patchwork-Id: 13726284 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 463A1C3DA42 for ; Mon, 8 Jul 2024 08:10:02 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E001D10E285; Mon, 8 Jul 2024 08:10:01 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="XAUOEvFh"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id D6E1F10E285; Mon, 8 Jul 2024 08:10:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1720426201; x=1751962201; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=6jwofo1wZGv1jpVMZZukLVs4aDfgZpOHuuspYLM2J0M=; b=XAUOEvFhUtyj7TeXiEm43dQE1Sva2IoUOok0gKgPrFbX3U81Jo4qeTjY 2oBpxYwzgCE/K5mbqh41bNwl7Kx+OSU3c+F/ii2kDri2q877j99JoU+fL O7L2yHKXo0KrX8wZKKpDEVKq90uWQ1pXD+gg+VZY7Oq0JJEQEaYHSrUsn qr2JVnSxKZqBuak0cdyX2t28jjVUnmxOQURpEO1+kRNSOiXggWKiHzq+E fP8lDgmk93wzuR7Mw/venY+YZWouvU2DqJpG4OMPZlshD/I7VpUJtOUa2 DPDN11tlMix728tPQ0qeb8WXDFVSZt9SbaV1h2uY0JymBtZzVfb4bVJzE g==; X-CSE-ConnectionGUID: MJwCAQJmRLmnsABnnJDKhw== X-CSE-MsgGUID: GK9k7BYTTReqF9f8ardzIw== X-IronPort-AV: E=McAfee;i="6700,10204,11126"; a="17821569" X-IronPort-AV: E=Sophos;i="6.09,191,1716274800"; d="scan'208";a="17821569" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jul 2024 01:10:00 -0700 X-CSE-ConnectionGUID: JjTh3phlQUmUSw0lUIvVqA== X-CSE-MsgGUID: 1x67twZZSHyrSrnP7rAKHg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,191,1716274800"; d="scan'208";a="52255819" Received: from nemesa.iind.intel.com ([10.190.239.22]) by orviesa003.jf.intel.com with ESMTP; 08 Jul 2024 01:09:59 -0700 From: Nemesa Garg To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: Nemesa Garg Subject: [v4 2/5] drm/i915/display: Compute the scaler filter coefficients Date: Mon, 8 Jul 2024 13:39:14 +0530 Message-Id: <20240708080917.257857-3-nemesa.garg@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240708080917.257857-1-nemesa.garg@intel.com> References: <20240708080917.257857-1-nemesa.garg@intel.com> MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" The sharpness property requires the use of one of the scaler so need to set the sharpness scaler coefficient values. These values are based on experiments and vary for different tap value/win size. These values are normalized by taking the sum of all values and then dividing each value with a sum. --v4: fix ifndef header naming issue reported by kernel test robot Signed-off-by: Nemesa Garg --- drivers/gpu/drm/i915/Makefile | 1 + drivers/gpu/drm/i915/display/intel_display.c | 2 + .../drm/i915/display/intel_display_types.h | 9 ++ .../drm/i915/display/intel_sharpen_filter.c | 121 ++++++++++++++++++ .../drm/i915/display/intel_sharpen_filter.h | 27 ++++ drivers/gpu/drm/i915/i915_reg.h | 2 + drivers/gpu/drm/xe/Makefile | 1 + 7 files changed, 163 insertions(+) create mode 100644 drivers/gpu/drm/i915/display/intel_sharpen_filter.c create mode 100644 drivers/gpu/drm/i915/display/intel_sharpen_filter.h diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile index c63fa2133ccb..0021f0a372ab 100644 --- a/drivers/gpu/drm/i915/Makefile +++ b/drivers/gpu/drm/i915/Makefile @@ -280,6 +280,7 @@ i915-y += \ display/intel_pmdemand.o \ display/intel_psr.o \ display/intel_quirks.o \ + display/intel_sharpen_filter.o \ display/intel_sprite.o \ display/intel_sprite_uapi.o \ display/intel_tc.o \ diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index c2c388212e2e..a62560a0c1a9 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5906,6 +5906,8 @@ static int intel_atomic_check_planes(struct intel_atomic_state *state) if (ret) return ret; + intel_sharpness_scaler_compute_config(new_crtc_state); + /* * On some platforms the number of active planes affects * the planes' minimum cdclk calculation. Add such planes diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 8713835e2307..1c3e031ab369 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -55,6 +55,7 @@ #include "intel_display_limits.h" #include "intel_display_power.h" #include "intel_dpll_mgr.h" +#include "intel_sharpen_filter.h" #include "intel_wm_types.h" struct drm_printer; @@ -828,6 +829,13 @@ struct intel_scaler { u32 mode; }; +struct intel_sharpness_filter { + struct scaler_filter_coeff coeff[7]; + u32 scaler_coefficient[119]; + bool strength_changed; + u8 win_size; +}; + struct intel_crtc_scaler_state { #define SKL_NUM_SCALERS 2 struct intel_scaler scalers[SKL_NUM_SCALERS]; @@ -1072,6 +1080,7 @@ struct intel_crtc_state { struct drm_property_blob *degamma_lut, *gamma_lut, *ctm; struct drm_display_mode mode, pipe_mode, adjusted_mode; enum drm_scaling_filter scaling_filter; + struct intel_sharpness_filter casf_params; } hw; /* actual state of LUTs */ diff --git a/drivers/gpu/drm/i915/display/intel_sharpen_filter.c b/drivers/gpu/drm/i915/display/intel_sharpen_filter.c new file mode 100644 index 000000000000..b3ebd72b4116 --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_sharpen_filter.c @@ -0,0 +1,121 @@ +// SPDX-License-Identifier: MIT +/* + * Copyright © 2024 Intel Corporation + * + */ + +#include "i915_reg.h" +#include "intel_de.h" +#include "intel_display_types.h" +#include "skl_scaler.h" + +#define MAX_NUM_UNIQUE_COEF_FOR_SHARPNESS_FILTER 7 +#define SCALER_FILTER_NUM_TAPS 7 +#define SCALER_FILTER_NUM_PHASES 17 +#define FILTER_COEFF_0_125 125 +#define FILTER_COEFF_0_25 250 +#define FILTER_COEFF_0_5 500 +#define FILTER_COEFF_1_0 1000 +#define FILTER_COEFF_0_0 0 + +void intel_sharpness_filter_enable(struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + int id = crtc_state->scaler_state.scaler_id; + + intel_de_write_fw(dev_priv, GLK_PS_COEF_INDEX_SET(crtc->pipe, id, 0), + PS_COEF_INDEX_AUTO_INC); + + intel_de_write_fw(dev_priv, GLK_PS_COEF_INDEX_SET(crtc->pipe, id, 1), + PS_COEF_INDEX_AUTO_INC); + + for (int index = 0; index < 60; index++) { + intel_de_write_fw(dev_priv, GLK_PS_COEF_DATA_SET(crtc->pipe, id, 0), + crtc_state->hw.casf_params.scaler_coefficient[index]); + intel_de_write_fw(dev_priv, GLK_PS_COEF_DATA_SET(crtc->pipe, id, 1), + crtc_state->hw.casf_params. scaler_coefficient[index]); + } +} + +static void convert_sharpness_coef_binary(struct scaler_filter_coeff *coeff, + u16 coefficient) +{ + if (coefficient < 25) { + coeff->mantissa = (coefficient * 2048) / 100; + coeff->exp = 3; + } + + else if (coefficient < 50) { + coeff->mantissa = (coefficient * 1024) / 100; + coeff->exp = 2; + } + + else if (coefficient < 100) { + coeff->mantissa = (coefficient * 512) / 100; + coeff->exp = 1; + } else { + coeff->mantissa = (coefficient * 256) / 100; + coeff->exp = 0; + } +} + +static void intel_sharpness_filter_coeff(struct intel_crtc_state *crtc_state) +{ + u16 filtercoeff[MAX_NUM_UNIQUE_COEF_FOR_SHARPNESS_FILTER]; + u16 sumcoeff = 0; + u8 i; + + if (crtc_state->hw.casf_params.win_size == 0) { + filtercoeff[0] = FILTER_COEFF_0_0; + filtercoeff[1] = FILTER_COEFF_0_0; + filtercoeff[2] = FILTER_COEFF_0_5; + filtercoeff[3] = FILTER_COEFF_1_0; + filtercoeff[4] = FILTER_COEFF_0_5; + filtercoeff[5] = FILTER_COEFF_0_0; + filtercoeff[6] = FILTER_COEFF_0_0; + } + + else if (crtc_state->hw.casf_params.win_size == 1) { + filtercoeff[0] = FILTER_COEFF_0_0; + filtercoeff[1] = FILTER_COEFF_0_25; + filtercoeff[2] = FILTER_COEFF_0_5; + filtercoeff[3] = FILTER_COEFF_1_0; + filtercoeff[4] = FILTER_COEFF_0_5; + filtercoeff[5] = FILTER_COEFF_0_25; + filtercoeff[6] = FILTER_COEFF_0_0; + } else { + filtercoeff[0] = FILTER_COEFF_0_125; + filtercoeff[1] = FILTER_COEFF_0_25; + filtercoeff[2] = FILTER_COEFF_0_5; + filtercoeff[3] = FILTER_COEFF_1_0; + filtercoeff[4] = FILTER_COEFF_0_5; + filtercoeff[5] = FILTER_COEFF_0_25; + filtercoeff[6] = FILTER_COEFF_0_125; + } + + for (i = 0; i < MAX_NUM_UNIQUE_COEF_FOR_SHARPNESS_FILTER; i++) + sumcoeff += filtercoeff[i]; + + for (i = 0; i < MAX_NUM_UNIQUE_COEF_FOR_SHARPNESS_FILTER; i++) { + filtercoeff[i] = (filtercoeff[i] * 100 / sumcoeff); + convert_sharpness_coef_binary(&crtc_state->hw.casf_params.coeff[i], + filtercoeff[i]); + } +} + +void intel_sharpness_scaler_compute_config(struct intel_crtc_state *crtc_state) +{ + u16 phase, tapindex, phaseoffset; + u16 *coeff = (u16 *)crtc_state->hw.casf_params.scaler_coefficient; + + intel_sharpness_filter_coeff(crtc_state); + + for (phase = 0; phase < SCALER_FILTER_NUM_PHASES; phase++) { + phaseoffset = SCALER_FILTER_NUM_TAPS * phase; + for (tapindex = 0; tapindex < SCALER_FILTER_NUM_TAPS; tapindex++) { + coeff[phaseoffset + tapindex] = + SHARP_COEFF_TO_REG_FORMAT(crtc_state->hw.casf_params.coeff[tapindex]); + } + } +} diff --git a/drivers/gpu/drm/i915/display/intel_sharpen_filter.h b/drivers/gpu/drm/i915/display/intel_sharpen_filter.h new file mode 100644 index 000000000000..6ab70a635e2f --- /dev/null +++ b/drivers/gpu/drm/i915/display/intel_sharpen_filter.h @@ -0,0 +1,27 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2024 Intel Corporation + */ + +#ifndef __INTEL_SHARPEN_FILTER_H__ +#define __INTEL_SHARPEN_FILTER_H__ + +#include + +#define SHARP_COEFF_TO_REG_FORMAT(coefficient) ((u16)(coefficient.sign << 15 | \ + coefficient.exp << 12 | coefficient.mantissa << 3)) + +struct intel_crtc; +struct intel_crtc_state; +struct intel_atomic_state; + +struct scaler_filter_coeff { + u16 sign; + u16 exp; + u16 mantissa; +}; + +void intel_sharpness_filter_enable(struct intel_crtc_state *crtc_state); +void intel_sharpness_scaler_compute_config(struct intel_crtc_state *crtc_state); + +#endif /* __INTEL_SHARPEN_FILTER_H__ */ diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 0e3d79227e3c..9492fda15627 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2257,6 +2257,8 @@ #define PS_VERT_INT_INVERT_FIELD REG_BIT(20) #define PS_PROG_SCALE_FACTOR REG_BIT(19) /* tgl+ */ #define PS_PWRUP_PROGRESS REG_BIT(17) +#define PS_BYPASS_ARMING REG_BIT(10) +#define PS_DB_STALL REG_BIT(9) #define PS_V_FILTER_BYPASS REG_BIT(8) #define PS_VADAPT_EN REG_BIT(7) /* skl/bxt */ #define PS_VADAPT_MODE_MASK REG_GENMASK(6, 5) /* skl/bxt */ diff --git a/drivers/gpu/drm/xe/Makefile b/drivers/gpu/drm/xe/Makefile index 0eb0acc4f198..8681ca89af27 100644 --- a/drivers/gpu/drm/xe/Makefile +++ b/drivers/gpu/drm/xe/Makefile @@ -278,6 +278,7 @@ xe-$(CONFIG_DRM_XE_DISPLAY) += \ i915-display/intel_psr.o \ i915-display/intel_qp_tables.o \ i915-display/intel_quirks.o \ + i915-display/intel_sharpen_filter.o \ i915-display/intel_snps_phy.o \ i915-display/intel_tc.o \ i915-display/intel_vblank.o \ From patchwork Mon Jul 8 08:09:15 2024 Content-Type: text/plain; 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d="scan'208";a="52255857" Received: from nemesa.iind.intel.com ([10.190.239.22]) by orviesa003.jf.intel.com with ESMTP; 08 Jul 2024 01:10:02 -0700 From: Nemesa Garg To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: Nemesa Garg Subject: [3/5] drm/i915/display: Enable the second scaler for sharpness Date: Mon, 8 Jul 2024 13:39:15 +0530 Message-Id: <20240708080917.257857-4-nemesa.garg@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240708080917.257857-1-nemesa.garg@intel.com> References: <20240708080917.257857-1-nemesa.garg@intel.com> MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" As only second scaler can be used for sharpness check if it is available and if panel fitting is also not enabled, the set the sharpness. Panel fitting will have the preference over sharpness property. v2: Added the panel fitting check before enabling sharpness Signed-off-by: Nemesa Garg --- drivers/gpu/drm/i915/display/intel_display.c | 10 ++- .../drm/i915/display/intel_display_types.h | 1 + .../drm/i915/display/intel_modeset_verify.c | 1 + drivers/gpu/drm/i915/display/intel_panel.c | 4 +- .../drm/i915/display/intel_sharpen_filter.c | 10 +++ .../drm/i915/display/intel_sharpen_filter.h | 1 + drivers/gpu/drm/i915/display/skl_scaler.c | 84 +++++++++++++++++-- drivers/gpu/drm/i915/display/skl_scaler.h | 1 + 8 files changed, 99 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index a62560a0c1a9..385a254528f9 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -2028,7 +2028,7 @@ static void get_crtc_power_domains(struct intel_crtc_state *crtc_state, set_bit(POWER_DOMAIN_PIPE(pipe), mask->bits); set_bit(POWER_DOMAIN_TRANSCODER(cpu_transcoder), mask->bits); if (crtc_state->pch_pfit.enabled || - crtc_state->pch_pfit.force_thru) + crtc_state->pch_pfit.force_thru || crtc_state->hw.casf_params.need_scaler) set_bit(POWER_DOMAIN_PIPE_PANEL_FITTER(pipe), mask->bits); drm_for_each_encoder_mask(encoder, &dev_priv->drm, @@ -2284,7 +2284,7 @@ static u32 ilk_pipe_pixel_rate(const struct intel_crtc_state *crtc_state) * PF-ID we'll need to adjust the pixel_rate here. */ - if (!crtc_state->pch_pfit.enabled) + if (!crtc_state->pch_pfit.enabled || crtc_state->hw.casf_params.need_scaler) return pixel_rate; drm_rect_init(&src, 0, 0, @@ -4295,7 +4295,8 @@ static int intel_crtc_atomic_check(struct intel_atomic_state *state, if (DISPLAY_VER(dev_priv) >= 9) { if (intel_crtc_needs_modeset(crtc_state) || - intel_crtc_needs_fastset(crtc_state)) { + intel_crtc_needs_fastset(crtc_state) || + crtc_state->hw.casf_params.need_scaler) { ret = skl_update_scaler_crtc(crtc_state); if (ret) return ret; @@ -5481,6 +5482,9 @@ intel_pipe_config_compare(const struct intel_crtc_state *current_config, PIPE_CONF_CHECK_BOOL(cmrr.enable); } + if (pipe_config->uapi.sharpness_strength > 0) + PIPE_CONF_CHECK_BOOL(hw.casf_params.need_scaler); + #undef PIPE_CONF_CHECK_X #undef PIPE_CONF_CHECK_I #undef PIPE_CONF_CHECK_LLI diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 1c3e031ab369..130740aaaa21 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -834,6 +834,7 @@ struct intel_sharpness_filter { u32 scaler_coefficient[119]; bool strength_changed; u8 win_size; + bool need_scaler; }; struct intel_crtc_scaler_state { diff --git a/drivers/gpu/drm/i915/display/intel_modeset_verify.c b/drivers/gpu/drm/i915/display/intel_modeset_verify.c index 3491db5cad31..ed75934bed6b 100644 --- a/drivers/gpu/drm/i915/display/intel_modeset_verify.c +++ b/drivers/gpu/drm/i915/display/intel_modeset_verify.c @@ -177,6 +177,7 @@ verify_crtc_state(struct intel_atomic_state *state, crtc->base.name); hw_crtc_state->hw.enable = sw_crtc_state->hw.enable; + hw_crtc_state->hw.casf_params.need_scaler = sw_crtc_state->hw.casf_params.need_scaler; intel_crtc_get_pipe_config(hw_crtc_state); diff --git a/drivers/gpu/drm/i915/display/intel_panel.c b/drivers/gpu/drm/i915/display/intel_panel.c index 71454ddef20f..bfc725d2e178 100644 --- a/drivers/gpu/drm/i915/display/intel_panel.c +++ b/drivers/gpu/drm/i915/display/intel_panel.c @@ -451,7 +451,9 @@ static int pch_panel_fitting(struct intel_crtc_state *crtc_state, drm_rect_init(&crtc_state->pch_pfit.dst, x, y, width, height); - crtc_state->pch_pfit.enabled = true; + + if (!crtc_state->hw.casf_params.need_scaler) + crtc_state->pch_pfit.enabled = true; return 0; } diff --git a/drivers/gpu/drm/i915/display/intel_sharpen_filter.c b/drivers/gpu/drm/i915/display/intel_sharpen_filter.c index b3ebd72b4116..627a0dbd3dfd 100644 --- a/drivers/gpu/drm/i915/display/intel_sharpen_filter.c +++ b/drivers/gpu/drm/i915/display/intel_sharpen_filter.c @@ -36,6 +36,16 @@ void intel_sharpness_filter_enable(struct intel_crtc_state *crtc_state) intel_de_write_fw(dev_priv, GLK_PS_COEF_DATA_SET(crtc->pipe, id, 1), crtc_state->hw.casf_params. scaler_coefficient[index]); } + + casf_scaler_enable(crtc_state); +} + +int intel_filter_compute_config(struct intel_crtc_state *crtc_state) +{ + if (!crtc_state->pch_pfit.enabled) + crtc_state->hw.casf_params.need_scaler = true; + + return 0; } static void convert_sharpness_coef_binary(struct scaler_filter_coeff *coeff, diff --git a/drivers/gpu/drm/i915/display/intel_sharpen_filter.h b/drivers/gpu/drm/i915/display/intel_sharpen_filter.h index 6ab70a635e2f..d20e65971a55 100644 --- a/drivers/gpu/drm/i915/display/intel_sharpen_filter.h +++ b/drivers/gpu/drm/i915/display/intel_sharpen_filter.h @@ -23,5 +23,6 @@ struct scaler_filter_coeff { void intel_sharpness_filter_enable(struct intel_crtc_state *crtc_state); void intel_sharpness_scaler_compute_config(struct intel_crtc_state *crtc_state); +int intel_filter_compute_config(struct intel_crtc_state *crtc_state); #endif /* __INTEL_SHARPEN_FILTER_H__ */ diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index baa601d27815..9d8bc6c0ab2c 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -253,7 +253,8 @@ int skl_update_scaler_crtc(struct intel_crtc_state *crtc_state) drm_rect_width(&crtc_state->pipe_src), drm_rect_height(&crtc_state->pipe_src), width, height, NULL, 0, - crtc_state->pch_pfit.enabled); + crtc_state->pch_pfit.enabled || + crtc_state->hw.casf_params.need_scaler); } /** @@ -353,9 +354,10 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat int num_scalers_need, struct intel_crtc *intel_crtc, const char *name, int idx, struct intel_plane_state *plane_state, - int *scaler_id) + int *scaler_id, bool casf_scaler) { struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); + struct intel_crtc_state *crtc_state = to_intel_crtc_state(intel_crtc->base.state); int j; u32 mode; @@ -365,6 +367,11 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat if (scaler_state->scalers[j].in_use) continue; + if (!strcmp(name, "CRTC")) { + if (casf_scaler && j != 1) + continue; + } + *scaler_id = j; scaler_state->scalers[*scaler_id].in_use = 1; break; @@ -375,6 +382,10 @@ static int intel_atomic_setup_scaler(struct intel_crtc_scaler_state *scaler_stat "Cannot find scaler for %s:%d\n", name, idx)) return -EINVAL; + if (crtc_state->hw.casf_params.need_scaler) { + mode = SKL_PS_SCALER_MODE_HQ; + } + /* set scaler mode */ if (plane_state && plane_state->hw.fb && plane_state->hw.fb->format->is_yuv && @@ -598,7 +609,8 @@ int intel_atomic_setup_scalers(struct drm_i915_private *dev_priv, ret = intel_atomic_setup_scaler(scaler_state, num_scalers_need, intel_crtc, name, idx, - plane_state, scaler_id); + plane_state, scaler_id, + crtc_state->hw.casf_params.need_scaler); if (ret < 0) return ret; } @@ -678,6 +690,15 @@ static void glk_program_nearest_filter_coefs(struct drm_i915_private *dev_priv, intel_de_write_fw(dev_priv, GLK_PS_COEF_INDEX_SET(pipe, id, set), 0); } +static u32 scaler_filter_select(void) +{ + return (PS_FILTER_PROGRAMMED | + PS_Y_VERT_FILTER_SELECT(1) | + PS_Y_HORZ_FILTER_SELECT(0) | + PS_UV_VERT_FILTER_SELECT(1) | + PS_UV_HORZ_FILTER_SELECT(0)); +} + static u32 skl_scaler_get_filter_select(enum drm_scaling_filter filter, int set) { if (filter == DRM_SCALING_FILTER_NEAREST_NEIGHBOR) { @@ -705,6 +726,48 @@ static void skl_scaler_setup_filter(struct drm_i915_private *dev_priv, enum pipe } } +void casf_scaler_enable(struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + struct drm_display_mode *adjusted_mode = + &crtc_state->hw.adjusted_mode; + struct intel_crtc_scaler_state *scaler_state = + &crtc_state->scaler_state; + struct drm_rect src, dest; + int id, width, height; + int x, y; + enum pipe pipe = crtc->pipe; + u32 ps_ctrl; + + width = adjusted_mode->crtc_hdisplay; + height = adjusted_mode->crtc_vdisplay; + + x = y = 0; + drm_rect_init(&dest, x, y, width, height); + + struct drm_rect *dst = &dest; + + x = dst->x1; + y = dst->y1; + width = drm_rect_width(dst); + height = drm_rect_height(dst); + id = scaler_state->scaler_id; + + drm_rect_init(&src, 0, 0, + drm_rect_width(&crtc_state->pipe_src) << 16, + drm_rect_height(&crtc_state->pipe_src) << 16); + + ps_ctrl = PS_SCALER_EN | PS_BINDING_PIPE | scaler_state->scalers[id].mode | + PS_BYPASS_ARMING | PS_DB_STALL | scaler_filter_select(); + + intel_de_write_fw(dev_priv, SKL_PS_CTRL(pipe, id), ps_ctrl); + intel_de_write_fw(dev_priv, SKL_PS_WIN_POS(pipe, id), + PS_WIN_XPOS(x) | PS_WIN_YPOS(y)); + intel_de_write_fw(dev_priv, SKL_PS_WIN_SZ(pipe, id), + PS_WIN_XSIZE(width) | PS_WIN_YSIZE(height)); +} + void skl_pfit_enable(const struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); @@ -875,16 +938,19 @@ void skl_scaler_get_config(struct intel_crtc_state *crtc_state) continue; id = i; - crtc_state->pch_pfit.enabled = true; + + if (!crtc_state->hw.casf_params.need_scaler) + crtc_state->pch_pfit.enabled = true; pos = intel_de_read(dev_priv, SKL_PS_WIN_POS(crtc->pipe, i)); size = intel_de_read(dev_priv, SKL_PS_WIN_SZ(crtc->pipe, i)); - drm_rect_init(&crtc_state->pch_pfit.dst, - REG_FIELD_GET(PS_WIN_XPOS_MASK, pos), - REG_FIELD_GET(PS_WIN_YPOS_MASK, pos), - REG_FIELD_GET(PS_WIN_XSIZE_MASK, size), - REG_FIELD_GET(PS_WIN_YSIZE_MASK, size)); + if (!crtc_state->hw.casf_params.need_scaler) + drm_rect_init(&crtc_state->pch_pfit.dst, + REG_FIELD_GET(PS_WIN_XPOS_MASK, pos), + REG_FIELD_GET(PS_WIN_YPOS_MASK, pos), + REG_FIELD_GET(PS_WIN_XSIZE_MASK, size), + REG_FIELD_GET(PS_WIN_YSIZE_MASK, size)); scaler_state->scalers[i].in_use = true; break; diff --git a/drivers/gpu/drm/i915/display/skl_scaler.h b/drivers/gpu/drm/i915/display/skl_scaler.h index 63f93ca03c89..444527e6a15b 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.h +++ b/drivers/gpu/drm/i915/display/skl_scaler.h @@ -33,5 +33,6 @@ void skl_detach_scalers(const struct intel_crtc_state *crtc_state); void skl_scaler_disable(const struct intel_crtc_state *old_crtc_state); void skl_scaler_get_config(struct intel_crtc_state *crtc_state); +void casf_scaler_enable(struct intel_crtc_state *crtc_state); #endif From patchwork Mon Jul 8 08:09:16 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nemesa Garg X-Patchwork-Id: 13726286 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1F1FEC3271E for ; 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X-CSE-ConnectionGUID: 4UwT7GnPSjaEpDR2TrCdDw== X-CSE-MsgGUID: D6G6RTNcQhKbB27z1Dl4ww== X-IronPort-AV: E=McAfee;i="6700,10204,11126"; a="17821574" X-IronPort-AV: E=Sophos;i="6.09,191,1716274800"; d="scan'208";a="17821574" Received: from orviesa003.jf.intel.com ([10.64.159.143]) by fmvoesa108.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Jul 2024 01:10:06 -0700 X-CSE-ConnectionGUID: rYQrVPSyQeCTeC6ca3Xv7w== X-CSE-MsgGUID: Qpk4W2RuR1mLDnJoRNKo4Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,191,1716274800"; d="scan'208";a="52255881" Received: from nemesa.iind.intel.com ([10.190.239.22]) by orviesa003.jf.intel.com with ESMTP; 08 Jul 2024 01:10:05 -0700 From: Nemesa Garg To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: Nemesa Garg Subject: [4/5] drm/i915/display: Add registers and compute the strength Date: Mon, 8 Jul 2024 13:39:16 +0530 Message-Id: <20240708080917.257857-5-nemesa.garg@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240708080917.257857-1-nemesa.garg@intel.com> References: <20240708080917.257857-1-nemesa.garg@intel.com> MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Add new registers and related bits. Compute the strength value and tap value based on display mode. Signed-off-by: Nemesa Garg --- drivers/gpu/drm/i915/display/intel_display.c | 5 +- .../drm/i915/display/intel_display_types.h | 1 + .../drm/i915/display/intel_sharpen_filter.c | 105 ++++++++++++++++++ .../drm/i915/display/intel_sharpen_filter.h | 5 + drivers/gpu/drm/i915/i915_reg.h | 17 +++ 5 files changed, 132 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index 385a254528f9..e0a82ab46d29 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -5910,7 +5910,10 @@ static int intel_atomic_check_planes(struct intel_atomic_state *state) if (ret) return ret; - intel_sharpness_scaler_compute_config(new_crtc_state); + if (sharp_compute(new_crtc_state)) { + intel_sharpness_scaler_compute_config(new_crtc_state); + intel_filter_compute_config(new_crtc_state); + } /* * On some platforms the number of active planes affects diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h index 130740aaaa21..782192f2b9ae 100644 --- a/drivers/gpu/drm/i915/display/intel_display_types.h +++ b/drivers/gpu/drm/i915/display/intel_display_types.h @@ -835,6 +835,7 @@ struct intel_sharpness_filter { bool strength_changed; u8 win_size; bool need_scaler; + u8 strength; }; struct intel_crtc_scaler_state { diff --git a/drivers/gpu/drm/i915/display/intel_sharpen_filter.c b/drivers/gpu/drm/i915/display/intel_sharpen_filter.c index 627a0dbd3dfd..6600a66d3960 100644 --- a/drivers/gpu/drm/i915/display/intel_sharpen_filter.c +++ b/drivers/gpu/drm/i915/display/intel_sharpen_filter.c @@ -18,11 +18,87 @@ #define FILTER_COEFF_1_0 1000 #define FILTER_COEFF_0_0 0 +/* + * Default LUT values to be loaded one time. + */ +static const u16 lut_data[] = { + 4095, 2047, 1364, 1022, 816, 678, 579, + 504, 444, 397, 357, 323, 293, 268, 244, 224, + 204, 187, 170, 154, 139, 125, 111, 98, 85, + 73, 60, 48, 36, 24, 12, 0 +}; + +void intel_filter_lut_load(struct intel_crtc *crtc, + const struct intel_crtc_state *crtc_state) +{ + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + int i; + + intel_de_write(dev_priv, SHRPLUT_INDEX(crtc->pipe), INDEX_AUTO_INCR | INDEX_VALUE(0)); + + for (i = 0; i < ARRAY_SIZE(lut_data); i++) + intel_de_write(dev_priv, SHRPLUT_DATA(crtc->pipe), lut_data[i]); +} + +static void intel_filter_size_compute(struct intel_crtc_state *crtc_state) +{ + const struct drm_display_mode *mode = &crtc_state->hw.adjusted_mode; + + if (mode->hdisplay <= 1920 && mode->vdisplay <= 1080) + crtc_state->hw.casf_params.win_size = 0; + else if (mode->hdisplay <= 3840 && mode->vdisplay <= 2160) + crtc_state->hw.casf_params.win_size = 1; + else + crtc_state->hw.casf_params.win_size = 2; +} + +bool intel_sharpness_strength_changed(struct intel_atomic_state *state) +{ + int i; + struct intel_crtc_state *old_crtc_state, *new_crtc_state; + struct intel_crtc *crtc; + + for_each_oldnew_intel_crtc_in_state(state, crtc, old_crtc_state, + new_crtc_state, i) { + if (new_crtc_state->uapi.sharpness_strength != + old_crtc_state->uapi.sharpness_strength) + return true; + } + + return false; +} + void intel_sharpness_filter_enable(struct intel_crtc_state *crtc_state) { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); int id = crtc_state->scaler_state.scaler_id; + u32 sharpness_ctl; + u8 val; + + if (crtc_state->uapi.sharpness_strength == 0) { + intel_sharpness_disable(crtc_state); + + return; + } + + /* + * HW takes a value in form (1.0 + strength) in 4.4 fixed format. + * Strength is from 0.0-14.9375 ie from 0-239. + * User can give value from 0-255 but is clamped to 239. + * Ex. User gives 85 which is 5.3125 and adding 1.0 gives 6.3125. + * 6.3125 in 4.4 format is 01100101 which is equal to 101. + * Also 85 + 16 = 101. + */ + val = min(crtc_state->uapi.sharpness_strength, 0xEF) + 0x10; + + drm_dbg(&dev_priv->drm, "Filter strength value: %d\n", val); + + sharpness_ctl = FILTER_EN | FILTER_STRENGTH(val) | + FILTER_SIZE(crtc_state->hw.casf_params.win_size); + + intel_de_write(dev_priv, SHARPNESS_CTL(crtc->pipe), + sharpness_ctl); intel_de_write_fw(dev_priv, GLK_PS_COEF_INDEX_SET(crtc->pipe, id, 0), PS_COEF_INDEX_AUTO_INC); @@ -42,9 +118,21 @@ void intel_sharpness_filter_enable(struct intel_crtc_state *crtc_state) int intel_filter_compute_config(struct intel_crtc_state *crtc_state) { + struct intel_crtc *intel_crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(intel_crtc->base.dev); + + if (crtc_state->uapi.sharpness_strength == 0) { + crtc_state->hw.casf_params.need_scaler = false; + return 0; + } + if (!crtc_state->pch_pfit.enabled) crtc_state->hw.casf_params.need_scaler = true; + intel_filter_size_compute(crtc_state); + drm_dbg(&dev_priv->drm, "Tap Size: %d\n", + crtc_state->hw.casf_params.win_size); + return 0; } @@ -129,3 +217,20 @@ void intel_sharpness_scaler_compute_config(struct intel_crtc_state *crtc_state) } } } + +void intel_sharpness_disable(struct intel_crtc_state *crtc_state) +{ + struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); + struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); + + intel_de_write(dev_priv, SHARPNESS_CTL(crtc->pipe), 0); + drm_dbg(&dev_priv->drm, "Filter strength value: %d\n", 0); +} + +bool sharp_compute(struct intel_crtc_state *crtc_state) +{ + if (!(FILTER_EN & 1) && crtc_state->uapi.sharpness_strength != 0) + return true; + + return false; +} diff --git a/drivers/gpu/drm/i915/display/intel_sharpen_filter.h b/drivers/gpu/drm/i915/display/intel_sharpen_filter.h index d20e65971a55..4fffdd99d0fb 100644 --- a/drivers/gpu/drm/i915/display/intel_sharpen_filter.h +++ b/drivers/gpu/drm/i915/display/intel_sharpen_filter.h @@ -24,5 +24,10 @@ struct scaler_filter_coeff { void intel_sharpness_filter_enable(struct intel_crtc_state *crtc_state); void intel_sharpness_scaler_compute_config(struct intel_crtc_state *crtc_state); int intel_filter_compute_config(struct intel_crtc_state *crtc_state); +void intel_filter_lut_load(struct intel_crtc *crtc, + const struct intel_crtc_state *crtc_state); +bool intel_sharpness_strength_changed(struct intel_atomic_state *state); +void intel_sharpness_disable(struct intel_crtc_state *crtc_state); +bool sharp_compute(struct intel_crtc_state *crtc_state); #endif /* __INTEL_SHARPEN_FILTER_H__ */ diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index 9492fda15627..2fa42e10bb63 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -2396,6 +2396,23 @@ _ID(id, _PS_COEF_SET0_DATA_1A, _PS_COEF_SET0_DATA_2A) + (set) * 8, \ _ID(id, _PS_COEF_SET0_DATA_1B, _PS_COEF_SET0_DATA_2B) + (set) * 8) +#define _SHARPNESS_CTL_A 0x682B0 +#define SHARPNESS_CTL(trans) _MMIO_PIPE2(dev_priv, trans, _SHARPNESS_CTL_A) +#define FILTER_EN REG_BIT(31) +#define FILTER_STRENGTH_MASK REG_GENMASK(15, 8) +#define FILTER_STRENGTH(x) REG_FIELD_PREP(FILTER_STRENGTH_MASK, (x)) +#define FILTER_SIZE_MASK REG_GENMASK(1, 0) +#define FILTER_SIZE(x) REG_FIELD_PREP(FILTER_SIZE_MASK, (x)) + +#define _SHRPLUT_DATA_A 0x682B8 +#define SHRPLUT_DATA(trans) _MMIO_PIPE2(dev_priv, trans, _SHRPLUT_DATA_A) + +#define _SHRPLUT_INDEX_A 0x682B4 +#define SHRPLUT_INDEX(trans) _MMIO_PIPE2(dev_priv, trans, _SHRPLUT_INDEX_A) +#define INDEX_AUTO_INCR REG_BIT(10) +#define INDEX_VALUE_MASK REG_GENMASK(4, 0) +#define INDEX_VALUE(x) REG_FIELD_PREP(INDEX_VALUE_MASK, (x)) + /* Display Internal Timeout Register */ #define RM_TIMEOUT _MMIO(0x42060) #define MMIO_TIMEOUT_US(us) ((us) << 0) From patchwork Mon Jul 8 08:09:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nemesa Garg X-Patchwork-Id: 13726287 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 6AE30C3DA42 for ; Mon, 8 Jul 2024 08:10:14 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0A4DA10E29E; Mon, 8 Jul 2024 08:10:14 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="QHff65RP"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.14]) by gabe.freedesktop.org (Postfix) with ESMTPS id CE3C110E29E; Mon, 8 Jul 2024 08:10:12 +0000 (UTC) DKIM-Signature: v=1; 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d="scan'208";a="52255912" Received: from nemesa.iind.intel.com ([10.190.239.22]) by orviesa003.jf.intel.com with ESMTP; 08 Jul 2024 01:10:08 -0700 From: Nemesa Garg To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: Nemesa Garg Subject: [5/5] drm/i915/display: Load the lut values and enable sharpness Date: Mon, 8 Jul 2024 13:39:17 +0530 Message-Id: <20240708080917.257857-6-nemesa.garg@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240708080917.257857-1-nemesa.garg@intel.com> References: <20240708080917.257857-1-nemesa.garg@intel.com> MIME-Version: 1.0 X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Load the lut values during pipe enable. v2: Add the display version check Signed-off-by: Nemesa Garg --- drivers/gpu/drm/i915/display/intel_crtc.c | 3 +++ drivers/gpu/drm/i915/display/intel_display.c | 6 ++++++ drivers/gpu/drm/i915/display/skl_scaler.c | 13 ++++++++++++- 3 files changed, 21 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_crtc.c b/drivers/gpu/drm/i915/display/intel_crtc.c index 1b578cad2813..a8aaea0d2932 100644 --- a/drivers/gpu/drm/i915/display/intel_crtc.c +++ b/drivers/gpu/drm/i915/display/intel_crtc.c @@ -379,6 +379,9 @@ int intel_crtc_init(struct drm_i915_private *dev_priv, enum pipe pipe) drm_WARN_ON(&dev_priv->drm, drm_crtc_index(&crtc->base) != crtc->pipe); + if (DISPLAY_VER(dev_priv) >= 20) + drm_crtc_create_sharpness_strength_property(&crtc->base); + return 0; fail: diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c index e0a82ab46d29..7464d5b92b4d 100644 --- a/drivers/gpu/drm/i915/display/intel_display.c +++ b/drivers/gpu/drm/i915/display/intel_display.c @@ -1771,6 +1771,9 @@ static void hsw_crtc_enable(struct intel_atomic_state *state, intel_crtc_wait_for_next_vblank(wa_crtc); } } + + if (new_crtc_state->hw.casf_params.strength_changed) + intel_filter_lut_load(crtc, new_crtc_state); } void ilk_pfit_disable(const struct intel_crtc_state *old_crtc_state) @@ -6918,6 +6921,9 @@ static void intel_pre_update_crtc(struct intel_atomic_state *state, intel_vrr_set_transcoder_timings(new_crtc_state); } + if (intel_sharpness_strength_changed(state)) + intel_sharpness_filter_enable(new_crtc_state); + intel_fbc_update(state, crtc); drm_WARN_ON(&i915->drm, !intel_display_power_is_enabled(i915, POWER_DOMAIN_DC_OFF)); diff --git a/drivers/gpu/drm/i915/display/skl_scaler.c b/drivers/gpu/drm/i915/display/skl_scaler.c index 9d8bc6c0ab2c..be0ad6ce90b2 100644 --- a/drivers/gpu/drm/i915/display/skl_scaler.c +++ b/drivers/gpu/drm/i915/display/skl_scaler.c @@ -931,7 +931,7 @@ void skl_scaler_get_config(struct intel_crtc_state *crtc_state) /* find scaler attached to this pipe */ for (i = 0; i < crtc->num_scalers; i++) { - u32 ctl, pos, size; + u32 ctl, pos, size, sharp; ctl = intel_de_read(dev_priv, SKL_PS_CTRL(crtc->pipe, i)); if ((ctl & (PS_SCALER_EN | PS_BINDING_MASK)) != (PS_SCALER_EN | PS_BINDING_PIPE)) @@ -939,6 +939,17 @@ void skl_scaler_get_config(struct intel_crtc_state *crtc_state) id = i; + if (DISPLAY_VER(dev_priv) >= 20) { + sharp = intel_de_read(dev_priv, SHARPNESS_CTL(crtc->pipe)); + if (sharp & FILTER_EN) { + crtc_state->hw.casf_params.strength = + REG_FIELD_GET(FILTER_STRENGTH_MASK, sharp) - 16; + crtc_state->hw.casf_params.need_scaler = true; + crtc_state->hw.casf_params.win_size = + REG_FIELD_GET(FILTER_SIZE_MASK, sharp); + } + } + if (!crtc_state->hw.casf_params.need_scaler) crtc_state->pch_pfit.enabled = true;