From mboxrd@z Thu Jan 1 00:00:00 1970 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 A66D2C433EF for ; Tue, 8 Feb 2022 10:45:15 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 4B4DF10E3FB; Tue, 8 Feb 2022 10:45:13 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id A1CC910E224; Tue, 8 Feb 2022 10:45:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1644317111; x=1675853111; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=mN9K51vTDl0W52W7ywGb05QpC05SBH0LiTQxmYECtEA=; b=nvVQpxODBIPorvhWQVGC1QDjJygFK5Qocn3bYPvSctMPdTtUwI53Jh1O rUzzddEhjfFrH7hSbhsC93sSyCCk6HpJrIB2VnoMVxX01x7YEhX9fTxVN n41Bcf7EfvWmcmusTr4spi5zispno4CTQC6b/Ud9leOdAxiT+6Z57eJ/h NMpQrKearOlGMGBhFw6qs/Wtu++y5YF+extc/FG/oYr/Il2jFpGbOwELm 1c1HjbctWDEkTPLXmdl1wwxkNv0a3dBBP98S+4jtbl14gDw+nzeWRmaSQ 2v9X5CbpNguRJ65+dJlK8J8TN/JjxOc7ouvziBu9F8P+etcTIvbWUTyDM g==; X-IronPort-AV: E=McAfee;i="6200,9189,10251"; a="249130464" X-IronPort-AV: E=Sophos;i="5.88,352,1635231600"; d="scan'208";a="249130464" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2022 02:45:10 -0800 X-IronPort-AV: E=Sophos;i="5.88,352,1635231600"; d="scan'208";a="700804108" Received: from lucas-s2600cw.jf.intel.com ([10.165.21.202]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2022 02:45:09 -0800 From: Lucas De Marchi To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH v2 01/18] iosys-map: Add offset to iosys_map_memcpy_to() Date: Tue, 8 Feb 2022 02:45:07 -0800 Message-Id: <20220208104524.2516209-2-lucas.demarchi@intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220208104524.2516209-1-lucas.demarchi@intel.com> References: <20220208104524.2516209-1-lucas.demarchi@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Matthew Brost , =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , Lucas De Marchi , linux-kernel@vger.kernel.org, Daniele Ceraolo Spurio , Thomas Zimmermann , =?UTF-8?q?Christian=20K=C3=B6nig?= , John Harrison Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" In certain situations it's useful to be able to write to an offset of the mapping. Add a dst_offset to iosys_map_memcpy_to(). Cc: Sumit Semwal Cc: Christian König Cc: Thomas Zimmermann Cc: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Lucas De Marchi Reviewed-by: Christian König Reviewed-by: Thomas Zimmermann --- drivers/gpu/drm/drm_cache.c | 2 +- drivers/gpu/drm/drm_fb_helper.c | 2 +- include/linux/iosys-map.h | 17 +++++++++-------- 3 files changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c index 66597e411764..c3e6e615bf09 100644 --- a/drivers/gpu/drm/drm_cache.c +++ b/drivers/gpu/drm/drm_cache.c @@ -218,7 +218,7 @@ static void memcpy_fallback(struct iosys_map *dst, if (!dst->is_iomem && !src->is_iomem) { memcpy(dst->vaddr, src->vaddr, len); } else if (!src->is_iomem) { - iosys_map_memcpy_to(dst, src->vaddr, len); + iosys_map_memcpy_to(dst, 0, src->vaddr, len); } else if (!dst->is_iomem) { memcpy_fromio(dst->vaddr, src->vaddr_iomem, len); } else { diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 238f815cb2a0..bf5cc9a42e5a 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -385,7 +385,7 @@ static void drm_fb_helper_damage_blit_real(struct drm_fb_helper *fb_helper, iosys_map_incr(dst, offset); /* go to first pixel within clip rect */ for (y = clip->y1; y < clip->y2; y++) { - iosys_map_memcpy_to(dst, src, len); + iosys_map_memcpy_to(dst, 0, src, len); iosys_map_incr(dst, fb->pitches[0]); src += fb->pitches[0]; } diff --git a/include/linux/iosys-map.h b/include/linux/iosys-map.h index f4186f91caa6..edd730b1e899 100644 --- a/include/linux/iosys-map.h +++ b/include/linux/iosys-map.h @@ -220,22 +220,23 @@ static inline void iosys_map_clear(struct iosys_map *map) } /** - * iosys_map_memcpy_to - Memcpy into iosys mapping + * iosys_map_memcpy_to - Memcpy into offset of iosys_map * @dst: The iosys_map structure + * @dst_offset: The offset from which to copy * @src: The source buffer * @len: The number of byte in src * - * Copies data into a iosys mapping. The source buffer is in system - * memory. Depending on the buffer's location, the helper picks the correct - * method of accessing the memory. + * Copies data into a iosys_map with an offset. The source buffer is in + * system memory. Depending on the buffer's location, the helper picks the + * correct method of accessing the memory. */ -static inline void iosys_map_memcpy_to(struct iosys_map *dst, const void *src, - size_t len) +static inline void iosys_map_memcpy_to(struct iosys_map *dst, size_t dst_offset, + const void *src, size_t len) { if (dst->is_iomem) - memcpy_toio(dst->vaddr_iomem, src, len); + memcpy_toio(dst->vaddr_iomem + dst_offset, src, len); else - memcpy(dst->vaddr, src, len); + memcpy(dst->vaddr + dst_offset, src, len); } /** -- 2.35.1 From mboxrd@z Thu Jan 1 00:00:00 1970 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 C66D2C4332F for ; Tue, 8 Feb 2022 10:45:40 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 91FD610E69C; Tue, 8 Feb 2022 10:45:16 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id A1CC910E224; Tue, 8 Feb 2022 10:45:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1644317111; x=1675853111; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=mN9K51vTDl0W52W7ywGb05QpC05SBH0LiTQxmYECtEA=; b=nvVQpxODBIPorvhWQVGC1QDjJygFK5Qocn3bYPvSctMPdTtUwI53Jh1O rUzzddEhjfFrH7hSbhsC93sSyCCk6HpJrIB2VnoMVxX01x7YEhX9fTxVN n41Bcf7EfvWmcmusTr4spi5zispno4CTQC6b/Ud9leOdAxiT+6Z57eJ/h NMpQrKearOlGMGBhFw6qs/Wtu++y5YF+extc/FG/oYr/Il2jFpGbOwELm 1c1HjbctWDEkTPLXmdl1wwxkNv0a3dBBP98S+4jtbl14gDw+nzeWRmaSQ 2v9X5CbpNguRJ65+dJlK8J8TN/JjxOc7ouvziBu9F8P+etcTIvbWUTyDM g==; X-IronPort-AV: E=McAfee;i="6200,9189,10251"; a="249130464" X-IronPort-AV: E=Sophos;i="5.88,352,1635231600"; d="scan'208";a="249130464" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2022 02:45:10 -0800 X-IronPort-AV: E=Sophos;i="5.88,352,1635231600"; d="scan'208";a="700804108" Received: from lucas-s2600cw.jf.intel.com ([10.165.21.202]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2022 02:45:09 -0800 From: Lucas De Marchi To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Date: Tue, 8 Feb 2022 02:45:07 -0800 Message-Id: <20220208104524.2516209-2-lucas.demarchi@intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220208104524.2516209-1-lucas.demarchi@intel.com> References: <20220208104524.2516209-1-lucas.demarchi@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCH v2 01/18] iosys-map: Add offset to iosys_map_memcpy_to() 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: , Cc: =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , Lucas De Marchi , linux-kernel@vger.kernel.org, Sumit Semwal , Thomas Zimmermann , =?UTF-8?q?Christian=20K=C3=B6nig?= Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" In certain situations it's useful to be able to write to an offset of the mapping. Add a dst_offset to iosys_map_memcpy_to(). Cc: Sumit Semwal Cc: Christian König Cc: Thomas Zimmermann Cc: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Lucas De Marchi Reviewed-by: Christian König Reviewed-by: Thomas Zimmermann --- drivers/gpu/drm/drm_cache.c | 2 +- drivers/gpu/drm/drm_fb_helper.c | 2 +- include/linux/iosys-map.h | 17 +++++++++-------- 3 files changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c index 66597e411764..c3e6e615bf09 100644 --- a/drivers/gpu/drm/drm_cache.c +++ b/drivers/gpu/drm/drm_cache.c @@ -218,7 +218,7 @@ static void memcpy_fallback(struct iosys_map *dst, if (!dst->is_iomem && !src->is_iomem) { memcpy(dst->vaddr, src->vaddr, len); } else if (!src->is_iomem) { - iosys_map_memcpy_to(dst, src->vaddr, len); + iosys_map_memcpy_to(dst, 0, src->vaddr, len); } else if (!dst->is_iomem) { memcpy_fromio(dst->vaddr, src->vaddr_iomem, len); } else { diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 238f815cb2a0..bf5cc9a42e5a 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -385,7 +385,7 @@ static void drm_fb_helper_damage_blit_real(struct drm_fb_helper *fb_helper, iosys_map_incr(dst, offset); /* go to first pixel within clip rect */ for (y = clip->y1; y < clip->y2; y++) { - iosys_map_memcpy_to(dst, src, len); + iosys_map_memcpy_to(dst, 0, src, len); iosys_map_incr(dst, fb->pitches[0]); src += fb->pitches[0]; } diff --git a/include/linux/iosys-map.h b/include/linux/iosys-map.h index f4186f91caa6..edd730b1e899 100644 --- a/include/linux/iosys-map.h +++ b/include/linux/iosys-map.h @@ -220,22 +220,23 @@ static inline void iosys_map_clear(struct iosys_map *map) } /** - * iosys_map_memcpy_to - Memcpy into iosys mapping + * iosys_map_memcpy_to - Memcpy into offset of iosys_map * @dst: The iosys_map structure + * @dst_offset: The offset from which to copy * @src: The source buffer * @len: The number of byte in src * - * Copies data into a iosys mapping. The source buffer is in system - * memory. Depending on the buffer's location, the helper picks the correct - * method of accessing the memory. + * Copies data into a iosys_map with an offset. The source buffer is in + * system memory. Depending on the buffer's location, the helper picks the + * correct method of accessing the memory. */ -static inline void iosys_map_memcpy_to(struct iosys_map *dst, const void *src, - size_t len) +static inline void iosys_map_memcpy_to(struct iosys_map *dst, size_t dst_offset, + const void *src, size_t len) { if (dst->is_iomem) - memcpy_toio(dst->vaddr_iomem, src, len); + memcpy_toio(dst->vaddr_iomem + dst_offset, src, len); else - memcpy(dst->vaddr, src, len); + memcpy(dst->vaddr + dst_offset, src, len); } /** -- 2.35.1 From mboxrd@z Thu Jan 1 00:00:00 1970 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4C3CDC4332F for ; Tue, 8 Feb 2022 11:29:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1358290AbiBHL3G (ORCPT ); Tue, 8 Feb 2022 06:29:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59508 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S239869AbiBHKpM (ORCPT ); Tue, 8 Feb 2022 05:45:12 -0500 Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EF8EFC03FEC0 for ; Tue, 8 Feb 2022 02:45:10 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1644317111; x=1675853111; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=mN9K51vTDl0W52W7ywGb05QpC05SBH0LiTQxmYECtEA=; b=nvVQpxODBIPorvhWQVGC1QDjJygFK5Qocn3bYPvSctMPdTtUwI53Jh1O rUzzddEhjfFrH7hSbhsC93sSyCCk6HpJrIB2VnoMVxX01x7YEhX9fTxVN n41Bcf7EfvWmcmusTr4spi5zispno4CTQC6b/Ud9leOdAxiT+6Z57eJ/h NMpQrKearOlGMGBhFw6qs/Wtu++y5YF+extc/FG/oYr/Il2jFpGbOwELm 1c1HjbctWDEkTPLXmdl1wwxkNv0a3dBBP98S+4jtbl14gDw+nzeWRmaSQ 2v9X5CbpNguRJ65+dJlK8J8TN/JjxOc7ouvziBu9F8P+etcTIvbWUTyDM g==; X-IronPort-AV: E=McAfee;i="6200,9189,10251"; a="228890724" X-IronPort-AV: E=Sophos;i="5.88,352,1635231600"; d="scan'208";a="228890724" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2022 02:45:10 -0800 X-IronPort-AV: E=Sophos;i="5.88,352,1635231600"; d="scan'208";a="700804108" Received: from lucas-s2600cw.jf.intel.com ([10.165.21.202]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Feb 2022 02:45:09 -0800 From: Lucas De Marchi To: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Cc: John Harrison , Matthew Brost , Daniele Ceraolo Spurio , Matt Roper , =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , Thomas Zimmermann , =?UTF-8?q?Christian=20K=C3=B6nig?= , Sumit Semwal , Lucas De Marchi , linux-kernel@vger.kernel.org Subject: [PATCH v2 01/18] iosys-map: Add offset to iosys_map_memcpy_to() Date: Tue, 8 Feb 2022 02:45:07 -0800 Message-Id: <20220208104524.2516209-2-lucas.demarchi@intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220208104524.2516209-1-lucas.demarchi@intel.com> References: <20220208104524.2516209-1-lucas.demarchi@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In certain situations it's useful to be able to write to an offset of the mapping. Add a dst_offset to iosys_map_memcpy_to(). Cc: Sumit Semwal Cc: Christian König Cc: Thomas Zimmermann Cc: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org Signed-off-by: Lucas De Marchi Reviewed-by: Christian König Reviewed-by: Thomas Zimmermann --- drivers/gpu/drm/drm_cache.c | 2 +- drivers/gpu/drm/drm_fb_helper.c | 2 +- include/linux/iosys-map.h | 17 +++++++++-------- 3 files changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c index 66597e411764..c3e6e615bf09 100644 --- a/drivers/gpu/drm/drm_cache.c +++ b/drivers/gpu/drm/drm_cache.c @@ -218,7 +218,7 @@ static void memcpy_fallback(struct iosys_map *dst, if (!dst->is_iomem && !src->is_iomem) { memcpy(dst->vaddr, src->vaddr, len); } else if (!src->is_iomem) { - iosys_map_memcpy_to(dst, src->vaddr, len); + iosys_map_memcpy_to(dst, 0, src->vaddr, len); } else if (!dst->is_iomem) { memcpy_fromio(dst->vaddr, src->vaddr_iomem, len); } else { diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 238f815cb2a0..bf5cc9a42e5a 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -385,7 +385,7 @@ static void drm_fb_helper_damage_blit_real(struct drm_fb_helper *fb_helper, iosys_map_incr(dst, offset); /* go to first pixel within clip rect */ for (y = clip->y1; y < clip->y2; y++) { - iosys_map_memcpy_to(dst, src, len); + iosys_map_memcpy_to(dst, 0, src, len); iosys_map_incr(dst, fb->pitches[0]); src += fb->pitches[0]; } diff --git a/include/linux/iosys-map.h b/include/linux/iosys-map.h index f4186f91caa6..edd730b1e899 100644 --- a/include/linux/iosys-map.h +++ b/include/linux/iosys-map.h @@ -220,22 +220,23 @@ static inline void iosys_map_clear(struct iosys_map *map) } /** - * iosys_map_memcpy_to - Memcpy into iosys mapping + * iosys_map_memcpy_to - Memcpy into offset of iosys_map * @dst: The iosys_map structure + * @dst_offset: The offset from which to copy * @src: The source buffer * @len: The number of byte in src * - * Copies data into a iosys mapping. The source buffer is in system - * memory. Depending on the buffer's location, the helper picks the correct - * method of accessing the memory. + * Copies data into a iosys_map with an offset. The source buffer is in + * system memory. Depending on the buffer's location, the helper picks the + * correct method of accessing the memory. */ -static inline void iosys_map_memcpy_to(struct iosys_map *dst, const void *src, - size_t len) +static inline void iosys_map_memcpy_to(struct iosys_map *dst, size_t dst_offset, + const void *src, size_t len) { if (dst->is_iomem) - memcpy_toio(dst->vaddr_iomem, src, len); + memcpy_toio(dst->vaddr_iomem + dst_offset, src, len); else - memcpy(dst->vaddr, src, len); + memcpy(dst->vaddr + dst_offset, src, len); } /** -- 2.35.1