Merge tag 'drm-next-2021-02-19' of git://anongit.freedesktop.org/drm/drm

Pull drm updates from Dave Airlie:
 "A pretty normal tree, lots of refactoring across the board, ttm, i915,
  nouveau, and bunch of features in various drivers.

  docs:
   - lots of updated docs

  core:
   - require crtc to have unique primary plane
   - fourcc macro fix
   - PCI bar quirk for bar resizing
   - don't sent hotplug on error
   - move vm code to legacy
   - nuke hose only used on old oboslete alpha

  dma-buf:
   - kernel doc updates
   - improved lock tracking

  dp/hdmi:
   - DP-HDMI2.1 protocol converter support

  ttm:
   - bo size handling cleanup
   - release a pinned bo warning
   - cleanup lru handler
   - avoid using pages with drm_prime_sg_to_page_addr_arrays

  cma-helper:
   - prime/mmap fixes

  bridge:
   - add DP support

  gma500:
   - remove gma3600 support

  i915:
   - try eDP fast/narrow link again with fallback
   - Intel eDP backlight control
   - replace display register read/write macros
   - refactor intel_display.c
   - display power improvements
   - HPD code cleanup
   - Rocketlake display fixes
   - Power/backlight/RPM fixes
   - DG1 display fix
   - IVB/BYT clear residuals security fix again
   - make i915 mitigations options via parameter
   - HSW GT1 GPU hangs fixes
   - DG1 workaround hang fixes
   - TGL DMAR hang avoidance
   - Lots of GT fixes
   - follow on fixes for residuals clear
   - gen7 per-engine-reset support
   - HDCP2.2 + HDCP1.4 GEN12 DP MST support
   - TGL clear color support
   - backlight refactoring
   - VRR/Adaptive sync enabling on DP/EDP for TGL+
   - async flips for all ilk+

  amdgpu:
   - rework IH ring handling (Vega/Navi)
   - rework HDP handling (Vega/Navi)
   - swSMU updates for renoir/vangogh
   - Sienna Cichild overdrive support
   - FP16 on DCE8-11 support
   - GPU reset on navy flounder/vangogh
   - SMU profile fixes for APU
   - SR-IOV fixes
   - Vangogh SMU fixes
   - fan speed control fixes

  amdkfd:
   - config handling fix
   - buffer free fix
   - recursive lock warnings fix

  nouveau:
   - Turing MMU fault recovery fixes
   - mDP connectors reporting fix
   - audio locking fixes
   - rework engines/instances code to support new scheme

  tegra:
   - VIC newer firmware support
   - display/gr2d fixes for older tegra
   - pm reference leak fix

  mediatek:
   - SOC MT8183 support
   - decouple sub driver + share mtk mutex driver

  radeon:
   - PCI resource fix for some platforms

  ingenic:
   - pm support
   - 8-bit delta RGB panels

  vmwgfx:
   - managed driver helpers

  vc4:
   - BCM2711 DSI1 support
   - converted to atomic helpers
   - enable 10/12 bpc outputs
   - gem prime mmap helpers
   - CEC fix

  omap:
   - use degamma table
   - CTM support
   - rework DSI support

  imx:
   - stack usage fixes
   - drm managed support
   - imx-tve clock provider leak fix
-

  rcar-du:
   - default mode fixes
   - conversion to managed API

  hisilicon:
   - use simple encoder

  vkms:
   - writeback connector support

  d3:
   - BT2020 support"

* tag 'drm-next-2021-02-19' of git://anongit.freedesktop.org/drm/drm: (1459 commits)
  drm/amdgpu: Set reference clock to 100Mhz on Renoir (v2)
  drm/radeon: OLAND boards don't have VCE
  drm/amdkfd: Fix recursive lock warnings
  drm/amd/display: Add FPU wrappers to dcn21_validate_bandwidth()
  drm/amd/display: Fix potential integer overflow
  drm/amdgpu/display: remove hdcp_srm sysfs on device removal
  drm/amdgpu: fix CGTS_TCC_DISABLE register offset on gfx10.3
  drm/i915/gt: Correct surface base address for renderclear
  drm/i915: Disallow plane x+w>stride on ilk+ with X-tiling
  drm/nouveau/top/ga100: initial support
  drm/nouveau/top: add ioctrl/nvjpg
  drm/nouveau/privring: rename from ibus
  drm/nouveau/nvkm: remove nvkm_subdev.index
  drm/nouveau/nvkm: determine subdev id/order from layout
  drm/nouveau/vic: switch to instanced constructor
  drm/nouveau/sw: switch to instanced constructor
  drm/nouveau/sec2: switch to instanced constructor
  drm/nouveau/sec: switch to instanced constructor
  drm/nouveau/pm: switch to instanced constructor
  drm/nouveau/nvenc: switch to instanced constructor
  ...

1 files changed, 193 insertions, 2 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
index 347fec669424..839917eb7bc3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_psp.c
@@ -36,6 +36,7 @@
 #include "psp_v12_0.h"
 
 #include "amdgpu_ras.h"
+#include "amdgpu_securedisplay.h"
 
 static int psp_sysfs_init(struct amdgpu_device *adev);
 static void psp_sysfs_fini(struct amdgpu_device *adev);
@@ -249,7 +250,7 @@ psp_cmd_submit_buf(struct psp_context *psp,
 {
 	int ret;
 	int index;
-	int timeout = 2000;
+	int timeout = 20000;
 	bool ras_intr = false;
 	bool skip_unsupport = false;
 
@@ -282,7 +283,7 @@ psp_cmd_submit_buf(struct psp_context *psp,
 		ras_intr = amdgpu_ras_intr_triggered();
 		if (ras_intr)
 			break;
-		msleep(1);
+		usleep_range(10, 100);
 		amdgpu_asic_invalidate_hdp(psp->adev, NULL);
 	}
 
@@ -1652,6 +1653,175 @@ int psp_rap_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
 }
 // RAP end
 
+/* securedisplay start */
+static int psp_securedisplay_init_shared_buf(struct psp_context *psp)
+{
+	int ret;
+
+	/*
+	 * Allocate 16k memory aligned to 4k from Frame Buffer (local
+	 * physical) for sa ta <-> Driver
+	 */
+	ret = amdgpu_bo_create_kernel(psp->adev, PSP_SECUREDISPLAY_SHARED_MEM_SIZE,
+				      PAGE_SIZE, AMDGPU_GEM_DOMAIN_VRAM,
+				      &psp->securedisplay_context.securedisplay_shared_bo,
+				      &psp->securedisplay_context.securedisplay_shared_mc_addr,
+				      &psp->securedisplay_context.securedisplay_shared_buf);
+
+	return ret;
+}
+
+static int psp_securedisplay_load(struct psp_context *psp)
+{
+	int ret;
+	struct psp_gfx_cmd_resp *cmd;
+
+	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
+	if (!cmd)
+		return -ENOMEM;
+
+	memset(psp->fw_pri_buf, 0, PSP_1_MEG);
+	memcpy(psp->fw_pri_buf, psp->ta_securedisplay_start_addr, psp->ta_securedisplay_ucode_size);
+
+	psp_prep_ta_load_cmd_buf(cmd,
+				 psp->fw_pri_mc_addr,
+				 psp->ta_securedisplay_ucode_size,
+				 psp->securedisplay_context.securedisplay_shared_mc_addr,
+				 PSP_SECUREDISPLAY_SHARED_MEM_SIZE);
+
+	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
+
+	if (ret)
+		goto failed;
+
+	psp->securedisplay_context.securedisplay_initialized = true;
+	psp->securedisplay_context.session_id = cmd->resp.session_id;
+	mutex_init(&psp->securedisplay_context.mutex);
+
+failed:
+	kfree(cmd);
+	return ret;
+}
+
+static int psp_securedisplay_unload(struct psp_context *psp)
+{
+	int ret;
+	struct psp_gfx_cmd_resp *cmd;
+
+	cmd = kzalloc(sizeof(struct psp_gfx_cmd_resp), GFP_KERNEL);
+	if (!cmd)
+		return -ENOMEM;
+
+	psp_prep_ta_unload_cmd_buf(cmd, psp->securedisplay_context.session_id);
+
+	ret = psp_cmd_submit_buf(psp, NULL, cmd, psp->fence_buf_mc_addr);
+
+	kfree(cmd);
+
+	return ret;
+}
+
+static int psp_securedisplay_initialize(struct psp_context *psp)
+{
+	int ret;
+	struct securedisplay_cmd *securedisplay_cmd;
+
+	/*
+	 * TODO: bypass the initialize in sriov for now
+	 */
+	if (amdgpu_sriov_vf(psp->adev))
+		return 0;
+
+	if (!psp->adev->psp.ta_securedisplay_ucode_size ||
+	    !psp->adev->psp.ta_securedisplay_start_addr) {
+		dev_info(psp->adev->dev, "SECUREDISPLAY: securedisplay ta ucode is not available\n");
+		return 0;
+	}
+
+	if (!psp->securedisplay_context.securedisplay_initialized) {
+		ret = psp_securedisplay_init_shared_buf(psp);
+		if (ret)
+			return ret;
+	}
+
+	ret = psp_securedisplay_load(psp);
+	if (ret)
+		return ret;
+
+	psp_prep_securedisplay_cmd_buf(psp, &securedisplay_cmd,
+			TA_SECUREDISPLAY_COMMAND__QUERY_TA);
+
+	ret = psp_securedisplay_invoke(psp, TA_SECUREDISPLAY_COMMAND__QUERY_TA);
+	if (ret) {
+		psp_securedisplay_unload(psp);
+
+		amdgpu_bo_free_kernel(&psp->securedisplay_context.securedisplay_shared_bo,
+			      &psp->securedisplay_context.securedisplay_shared_mc_addr,
+			      &psp->securedisplay_context.securedisplay_shared_buf);
+
+		psp->securedisplay_context.securedisplay_initialized = false;
+
+		dev_err(psp->adev->dev, "SECUREDISPLAY TA initialize fail.\n");
+		return -EINVAL;
+	}
+
+	if (securedisplay_cmd->status != TA_SECUREDISPLAY_STATUS__SUCCESS) {
+		psp_securedisplay_parse_resp_status(psp, securedisplay_cmd->status);
+		dev_err(psp->adev->dev, "SECUREDISPLAY: query securedisplay TA failed. ret 0x%x\n",
+			securedisplay_cmd->securedisplay_out_message.query_ta.query_cmd_ret);
+	}
+
+	return 0;
+}
+
+static int psp_securedisplay_terminate(struct psp_context *psp)
+{
+	int ret;
+
+	/*
+	 * TODO:bypass the terminate in sriov for now
+	 */
+	if (amdgpu_sriov_vf(psp->adev))
+		return 0;
+
+	if (!psp->securedisplay_context.securedisplay_initialized)
+		return 0;
+
+	ret = psp_securedisplay_unload(psp);
+	if (ret)
+		return ret;
+
+	psp->securedisplay_context.securedisplay_initialized = false;
+
+	/* free securedisplay shared memory */
+	amdgpu_bo_free_kernel(&psp->securedisplay_context.securedisplay_shared_bo,
+			      &psp->securedisplay_context.securedisplay_shared_mc_addr,
+			      &psp->securedisplay_context.securedisplay_shared_buf);
+
+	return ret;
+}
+
+int psp_securedisplay_invoke(struct psp_context *psp, uint32_t ta_cmd_id)
+{
+	int ret;
+
+	if (!psp->securedisplay_context.securedisplay_initialized)
+		return -EINVAL;
+
+	if (ta_cmd_id != TA_SECUREDISPLAY_COMMAND__QUERY_TA &&
+	    ta_cmd_id != TA_SECUREDISPLAY_COMMAND__SEND_ROI_CRC)
+		return -EINVAL;
+
+	mutex_lock(&psp->securedisplay_context.mutex);
+
+	ret = psp_ta_invoke(psp, ta_cmd_id, psp->securedisplay_context.session_id);
+
+	mutex_unlock(&psp->securedisplay_context.mutex);
+
+	return ret;
+}
+/* SECUREDISPLAY end */
+
 static int psp_hw_start(struct psp_context *psp)
 {
 	struct amdgpu_device *adev = psp->adev;
@@ -2126,6 +2296,11 @@ skip_memalloc:
 		if (ret)
 			dev_err(psp->adev->dev,
 				"RAP: Failed to initialize RAP\n");
+
+		ret = psp_securedisplay_initialize(psp);
+		if (ret)
+			dev_err(psp->adev->dev,
+				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
 	}
 
 	return 0;
@@ -2176,6 +2351,7 @@ static int psp_hw_fini(void *handle)
 
 	if (psp->adev->psp.ta_fw) {
 		psp_ras_terminate(psp);
+		psp_securedisplay_terminate(psp);
 		psp_rap_terminate(psp);
 		psp_dtm_terminate(psp);
 		psp_hdcp_terminate(psp);
@@ -2240,6 +2416,11 @@ static int psp_suspend(void *handle)
 			DRM_ERROR("Failed to terminate rap ta\n");
 			return ret;
 		}
+		ret = psp_securedisplay_terminate(psp);
+		if (ret) {
+			DRM_ERROR("Failed to terminate securedisplay ta\n");
+			return ret;
+		}
 	}
 
 	ret = psp_asd_unload(psp);
@@ -2323,6 +2504,11 @@ static int psp_resume(void *handle)
 		if (ret)
 			dev_err(psp->adev->dev,
 				"RAP: Failed to initialize RAP\n");
+
+		ret = psp_securedisplay_initialize(psp);
+		if (ret)
+			dev_err(psp->adev->dev,
+				"SECUREDISPLAY: Failed to initialize SECUREDISPLAY\n");
 	}
 
 	mutex_unlock(&adev->firmware.mutex);
@@ -2629,6 +2815,11 @@ static int parse_ta_bin_descriptor(struct psp_context *psp,
 		psp->ta_rap_ucode_size     = le32_to_cpu(desc->size_bytes);
 		psp->ta_rap_start_addr     = ucode_start_addr;
 		break;
+	case TA_FW_TYPE_PSP_SECUREDISPLAY:
+		psp->ta_securedisplay_ucode_version  = le32_to_cpu(desc->fw_version);
+		psp->ta_securedisplay_ucode_size     = le32_to_cpu(desc->size_bytes);
+		psp->ta_securedisplay_start_addr     = ucode_start_addr;
+		break;
 	default:
 		dev_warn(psp->adev->dev, "Unsupported TA type: %d\n", desc->fw_type);
 		break;