From: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> To: intel-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org, Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>, Rodrigo Vivi <rodrigo.vivi@intel.com> Subject: [PATCH v8 01/17] drm/i915/pxp: Define PXP component interface Date: Thu, 9 Sep 2021 05:28:59 -0700 [thread overview] Message-ID: <20210909122915.971652-2-daniele.ceraolospurio@intel.com> (raw) In-Reply-To: <20210909122915.971652-1-daniele.ceraolospurio@intel.com> This will be used for communication between the i915 driver and the mei one. Defining it in a stand-alone patch to avoid circualr dependedencies between the patches modifying the 2 drivers. Split out from an original patch from Huang, Sean Z v2: rename the component struct (Rodrigo) Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> --- include/drm/i915_component.h | 1 + include/drm/i915_pxp_tee_interface.h | 42 ++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+) create mode 100644 include/drm/i915_pxp_tee_interface.h diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h index 55c3b123581b..c1e2a43d2d1e 100644 --- a/include/drm/i915_component.h +++ b/include/drm/i915_component.h @@ -29,6 +29,7 @@ enum i915_component_type { I915_COMPONENT_AUDIO = 1, I915_COMPONENT_HDCP, + I915_COMPONENT_PXP }; /* MAX_PORT is the number of port diff --git a/include/drm/i915_pxp_tee_interface.h b/include/drm/i915_pxp_tee_interface.h new file mode 100644 index 000000000000..af593ec64469 --- /dev/null +++ b/include/drm/i915_pxp_tee_interface.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2020 Intel Corporation + */ + +#ifndef _I915_PXP_TEE_INTERFACE_H_ +#define _I915_PXP_TEE_INTERFACE_H_ + +#include <linux/mutex.h> +#include <linux/device.h> + +/** + * struct i915_pxp_component_ops - ops for PXP services. + * @owner: Module providing the ops + * @send: sends data to PXP + * @receive: receives data from PXP + */ +struct i915_pxp_component_ops { + /** + * @owner: owner of the module provding the ops + */ + struct module *owner; + + int (*send)(struct device *dev, const void *message, size_t size); + int (*recv)(struct device *dev, void *buffer, size_t size); +}; + +/** + * struct i915_pxp_component - Used for communication between i915 and TEE + * drivers for the PXP services + * @tee_dev: device that provide the PXP service from TEE Bus. + * @pxp_ops: Ops implemented by TEE driver, used by i915 driver. + */ +struct i915_pxp_component { + struct device *tee_dev; + const struct i915_pxp_component_ops *ops; + + /* To protect the above members. */ + struct mutex mutex; +}; + +#endif /* _I915_TEE_PXP_INTERFACE_H_ */ -- 2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> To: intel-gfx@lists.freedesktop.org Cc: dri-devel@lists.freedesktop.org, Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>, Rodrigo Vivi <rodrigo.vivi@intel.com> Subject: [Intel-gfx] [PATCH v8 01/17] drm/i915/pxp: Define PXP component interface Date: Thu, 9 Sep 2021 05:28:59 -0700 [thread overview] Message-ID: <20210909122915.971652-2-daniele.ceraolospurio@intel.com> (raw) In-Reply-To: <20210909122915.971652-1-daniele.ceraolospurio@intel.com> This will be used for communication between the i915 driver and the mei one. Defining it in a stand-alone patch to avoid circualr dependedencies between the patches modifying the 2 drivers. Split out from an original patch from Huang, Sean Z v2: rename the component struct (Rodrigo) Signed-off-by: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com> Cc: Rodrigo Vivi <rodrigo.vivi@intel.com> Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com> --- include/drm/i915_component.h | 1 + include/drm/i915_pxp_tee_interface.h | 42 ++++++++++++++++++++++++++++ 2 files changed, 43 insertions(+) create mode 100644 include/drm/i915_pxp_tee_interface.h diff --git a/include/drm/i915_component.h b/include/drm/i915_component.h index 55c3b123581b..c1e2a43d2d1e 100644 --- a/include/drm/i915_component.h +++ b/include/drm/i915_component.h @@ -29,6 +29,7 @@ enum i915_component_type { I915_COMPONENT_AUDIO = 1, I915_COMPONENT_HDCP, + I915_COMPONENT_PXP }; /* MAX_PORT is the number of port diff --git a/include/drm/i915_pxp_tee_interface.h b/include/drm/i915_pxp_tee_interface.h new file mode 100644 index 000000000000..af593ec64469 --- /dev/null +++ b/include/drm/i915_pxp_tee_interface.h @@ -0,0 +1,42 @@ +/* SPDX-License-Identifier: MIT */ +/* + * Copyright © 2020 Intel Corporation + */ + +#ifndef _I915_PXP_TEE_INTERFACE_H_ +#define _I915_PXP_TEE_INTERFACE_H_ + +#include <linux/mutex.h> +#include <linux/device.h> + +/** + * struct i915_pxp_component_ops - ops for PXP services. + * @owner: Module providing the ops + * @send: sends data to PXP + * @receive: receives data from PXP + */ +struct i915_pxp_component_ops { + /** + * @owner: owner of the module provding the ops + */ + struct module *owner; + + int (*send)(struct device *dev, const void *message, size_t size); + int (*recv)(struct device *dev, void *buffer, size_t size); +}; + +/** + * struct i915_pxp_component - Used for communication between i915 and TEE + * drivers for the PXP services + * @tee_dev: device that provide the PXP service from TEE Bus. + * @pxp_ops: Ops implemented by TEE driver, used by i915 driver. + */ +struct i915_pxp_component { + struct device *tee_dev; + const struct i915_pxp_component_ops *ops; + + /* To protect the above members. */ + struct mutex mutex; +}; + +#endif /* _I915_TEE_PXP_INTERFACE_H_ */ -- 2.25.1
next prev parent reply other threads:[~2021-09-09 12:32 UTC|newest] Thread overview: 45+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-09-09 12:28 [PATCH v8 00/17] drm/i915: Introduce Intel PXP Daniele Ceraolo Spurio 2021-09-09 12:28 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:28 ` Daniele Ceraolo Spurio [this message] 2021-09-09 12:28 ` [Intel-gfx] [PATCH v8 01/17] drm/i915/pxp: Define PXP component interface Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 02/17] mei: pxp: export pavp client to me client bus Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] [PATCH v8 03/17] drm/i915/pxp: define PXP device flag and kconfig Daniele Ceraolo Spurio 2021-09-09 12:29 ` Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 04/17] drm/i915/pxp: allocate a vcs context for pxp usage Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 05/17] drm/i915/pxp: Implement funcs to create the TEE channel Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 06/17] drm/i915/pxp: set KCR reg init Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 07/17] drm/i915/pxp: Create the arbitrary session after boot Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 08/17] drm/i915/pxp: Implement arb session teardown Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 09/17] drm/i915/pxp: Implement PXP irq handler Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 10/17] drm/i915/pxp: interfaces for using protected objects Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 21:07 ` Rodrigo Vivi 2021-09-10 8:10 ` Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 11/17] drm/i915/pxp: start the arb session on demand Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 12/17] drm/i915/pxp: Enable PXP power management Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 13/17] drm/i915/pxp: Add plane decryption support Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 14/17] drm/i915/pxp: black pixels on pxp disabled Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 15/17] drm/i915/pxp: add pxp debugfs Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 16/17] drm/i915/pxp: add PXP documentation Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 21:25 ` Rodrigo Vivi 2021-09-10 9:52 ` Daniele Ceraolo Spurio 2021-09-09 12:29 ` [PATCH v8 17/17] drm/i915/pxp: enable PXP for integrated Gen12 Daniele Ceraolo Spurio 2021-09-09 12:29 ` [Intel-gfx] " Daniele Ceraolo Spurio 2021-09-09 13:14 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm/i915: Introduce Intel PXP (rev6) Patchwork 2021-09-09 13:15 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork 2021-09-09 13:19 ` [Intel-gfx] ✗ Fi.CI.DOCS: " Patchwork 2021-09-09 13:43 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork 2021-09-09 15:28 ` [Intel-gfx] ✓ Fi.CI.IGT: " Patchwork
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