From patchwork Thu Jul 25 13:56:45 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Alexander Usyskin X-Patchwork-Id: 814561 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) by smtp.subspace.kernel.org (Postfix) with ESMTP id C5FAA1EB2F for ; Thu, 25 Jul 2024 14:05:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.19 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721916322; cv=none; b=gnf/60/sWJuB9/wTNkOMFD5SELoZ+rMRsta+uK322guIB4sy9bEW3N9GZbrz5rx8WGoEfB7nDONlmTwSCtQqmw/H5WyO1AJhsrK6IxzNZS4eeYdPa33uvGIB4ipJi+dg9tdkryPFoSpP8N1Fu27IXgNfrqFJlpxSdP3uyDedAvI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721916322; c=relaxed/simple; bh=gED3aOqN/q8cvDC2SzthwKcS2p7mJl+FIYNKfZ2WdBI=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=LOz1FgDKHY+uoP9t6W9Lba8qP77FRdq1SlZ4jqSn/AJKZX73Su026cahLrbCp9tHBZYnNTpTrTlAp8ieXvjSazdbXGW/YSKMImcxpLu6zBBOL6MU7izWlX18C9tja3uawioj43iCjrD3KWx0lzlCcgBqoGsGRGJCRSCGfPtZ9dQ= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=EMqOJLVw; arc=none smtp.client-ip=198.175.65.19 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="EMqOJLVw" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1721916321; x=1753452321; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=gED3aOqN/q8cvDC2SzthwKcS2p7mJl+FIYNKfZ2WdBI=; b=EMqOJLVwmWgXm3CxOvXk6RGqOogptH/xOyxlWry2O5wFjyNvCp9cGfqN coYeiE22St7LCLaqC+n+YX5sOnHE7aLTQgITlSBV28SfsVNytCKbrxMhd 95khr/BRUIEr+lxEttUchS9vRwHVbde1gGHEOEssuYi7kZo+bVkAR28Oy piSonlXERjnTNcOyrlONPSSa6h/GfX8lxN8FSrQUiH2rjA+yOPWB4lxXX uWQGIVhOOvVNbzEzZuyIeDNBxbKw3PshPZ49L6IvOsQev9RmDGQrOlSEJ lNltwQCbnX84SRjaVzmXM/FsF7lR1+j6ewgJIbQ/bWBq2XDKl6OW8+ykJ w==; X-CSE-ConnectionGUID: TvasH2MfR+63bd42XfTn/Q== X-CSE-MsgGUID: NFCkyeekTXWHOL9gYNXboQ== X-IronPort-AV: E=McAfee;i="6700,10204,11144"; a="19504627" X-IronPort-AV: E=Sophos;i="6.09,236,1716274800"; d="scan'208";a="19504627" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jul 2024 07:05:19 -0700 X-CSE-ConnectionGUID: sBlQhzjXQcGAEK33hi8Fuw== X-CSE-MsgGUID: zj6TEOOuQpWdgpdCefgisw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,236,1716274800"; d="scan'208";a="53007683" Received: from sannilnx-dsk.jer.intel.com ([10.12.231.107]) by fmviesa010-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 25 Jul 2024 07:05:13 -0700 From: Alexander Usyskin To: Mark Brown , Lucas De Marchi , Oded Gabbay , =?utf-8?q?Thomas_Hellstr=C3=B6m?= , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter , Jani Nikula , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin Cc: Tomas Winkler , Alexander Usyskin , Vitaly Lubart , intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-spi@vger.kernel.org, intel-gfx@lists.freedesktop.org Subject: [PATCH v3 00/12] spi: add driver for Intel discrete graphics Date: Thu, 25 Jul 2024 16:56:45 +0300 Message-Id: <20240725135657.1061836-1-alexander.usyskin@intel.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-spi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Add driver for access to Intel discrete graphics card internal SPI device. Expose device on auxiliary bus by i915 and Xe drivers and provide spi driver to register this device with MTD framework. This is a rewrite of "drm/i915/spi: spi access for discrete graphics" series with connection to the Xe driver and splitting the spi driver part to separate module in spi subsystem. This series intended to be pushed through drm-xe-next. V3: rebase over drm-xe-next to enable CI run V2: fix review comments fix signatures order depend spi presence in Xe on special flag, as not all new discrete cards have such spi Alexander Usyskin (6): spi: add driver for intel graphics on-die spi device spi: intel-dg: align 64bit read and write spi: intel-dg: wake card on operations drm/i915/spi: add support for access mode drm/xe/spi: add on-die spi device drm/xe/spi: add support for access mode Tomas Winkler (6): spi: intel-dg: implement region enumeration spi: intel-dg: implement spi access functions spi: intel-dg: spi register with mtd spi: intel-dg: implement mtd access handlers drm/i915/spi: add spi device for discrete graphics drm/i915/spi: add intel_spi_region map MAINTAINERS | 7 + drivers/gpu/drm/i915/Makefile | 4 + drivers/gpu/drm/i915/i915_driver.c | 6 + drivers/gpu/drm/i915/i915_drv.h | 4 + drivers/gpu/drm/i915/i915_reg.h | 1 + drivers/gpu/drm/i915/spi/intel_spi.c | 97 +++ drivers/gpu/drm/i915/spi/intel_spi.h | 15 + drivers/gpu/drm/xe/Makefile | 1 + drivers/gpu/drm/xe/regs/xe_gsc_regs.h | 5 + drivers/gpu/drm/xe/xe_device.c | 3 + drivers/gpu/drm/xe/xe_device_types.h | 8 + drivers/gpu/drm/xe/xe_heci_gsc.c | 5 +- drivers/gpu/drm/xe/xe_pci.c | 5 + drivers/gpu/drm/xe/xe_spi.c | 104 ++++ drivers/gpu/drm/xe/xe_spi.h | 15 + drivers/spi/Kconfig | 11 + drivers/spi/Makefile | 1 + drivers/spi/spi-intel-dg.c | 863 ++++++++++++++++++++++++++ include/linux/intel_dg_spi_aux.h | 27 + 19 files changed, 1178 insertions(+), 4 deletions(-) create mode 100644 drivers/gpu/drm/i915/spi/intel_spi.c create mode 100644 drivers/gpu/drm/i915/spi/intel_spi.h create mode 100644 drivers/gpu/drm/xe/xe_spi.c create mode 100644 drivers/gpu/drm/xe/xe_spi.h create mode 100644 drivers/spi/spi-intel-dg.c create mode 100644 include/linux/intel_dg_spi_aux.h