Merge tag 'amd-drm-next-5.20-2022-07-05' of https://gitlab.freedesktop.org/agd5f/linux into drm-next

amd-drm-next-5.20-2022-07-05:

amdgpu:
- Various spelling and grammer fixes
- Various eDP fixes
- Various DMCUB fixes
- VCN fixes
- GMC 11 fixes
- RAS fixes
- TMZ support for GC 10.3.7
- GPUVM TLB flush fixes
- SMU 13.0.x updates
- DCN 3.2 Support
- DCN 3.2.1 Support
- MES updates
- GFX11 modifiers support
- USB-C fixes
- MMHUB 3.0.1 support
- SDMA 6.0 doorbell fixes
- Initial devcoredump support
- Enable high priority gfx queue on asics which support it
- Enable GPU reset for SMU 13.0.4
- OLED display fixes
- MPO fixes
- DC frame size fixes
- ASPM support for PCIE 7.4/7.6
- GPU reset support for SMU 13.0.0
- GFX11 updates
- VCN JPEG fix
- BACO support for SMU 13.0.7
- VCN instance handling fix
- GFX8 GPUVM TLB flush fix
- GPU reset rework
- VCN 4.0.2 support
- GTT size fixes
- DP link training fixes
- LSDMA 6.0.1 support
- Various backlight fixes
- Color encoding fixes
- Backlight config cleanup
- VCN 4.x unified queue cleanup

amdkfd:
- MMU notifier fixes
- Updates for GC 10.3.6 and 10.3.7
- P2P DMA support using dma-buf
- Add available memory IOCTL
- SDMA 6.0.1 fix
- MES fixes
- HMM profiler support

radeon:
- License fix
- Backlight config cleanup

UAPI:
- Add available memory IOCTL to amdkfd
  Proposed userspace: https://www.mail-archive.com/amd-gfx@lists.freedesktop.org/msg75743.html
- HMM profiler support for amdkfd
  Proposed userspace: https://lists.freedesktop.org/archives/amd-gfx/2022-June/080805.html

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexander.deucher@amd.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220705212633.6037-1-alexander.deucher@amd.com

1 files changed, 30 insertions, 16 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/imu_v11_0.c b/drivers/gpu/drm/amd/amdgpu/imu_v11_0.c
index d63d3f2b8a16..76383baa3929 100644
--- a/drivers/gpu/drm/amd/amdgpu/imu_v11_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/imu_v11_0.c
@@ -24,6 +24,7 @@
 #include <linux/firmware.h>
 #include "amdgpu.h"
 #include "amdgpu_imu.h"
+#include "amdgpu_dpm.h"
 
 #include "gc/gc_11_0_0_offset.h"
 #include "gc/gc_11_0_0_sh_mask.h"
@@ -117,6 +118,25 @@ static int imu_v11_0_load_microcode(struct amdgpu_device *adev)
 	return 0;
 }
 
+static int imu_v11_0_wait_for_reset_status(struct amdgpu_device *adev)
+{
+	int i, imu_reg_val = 0;
+
+	for (i = 0; i < adev->usec_timeout; i++) {
+		imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_GFX_RESET_CTRL);
+		if ((imu_reg_val & 0x1f) == 0x1f)
+			break;
+		udelay(1);
+	}
+
+	if (i >= adev->usec_timeout) {
+		dev_err(adev->dev, "init imu: IMU start timeout\n");
+		return -ETIMEDOUT;
+	}
+
+	return 0;
+}
+
 static void imu_v11_0_setup(struct amdgpu_device *adev)
 {
 	int imu_reg_val;
@@ -125,9 +145,11 @@ static void imu_v11_0_setup(struct amdgpu_device *adev)
 	WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_ACCESS_CTRL0, 0xffffff);
 	WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_ACCESS_CTRL1, 0xffff);
 
-	imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16);
-	imu_reg_val |= 0x1;
-	WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16, imu_reg_val);
+	if (adev->gfx.imu.mode == DEBUG_MODE) {
+		imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16);
+		imu_reg_val |= 0x1;
+		WREG32_SOC15(GC, 0, regGFX_IMU_C2PMSG_16, imu_reg_val);
+	}
 
 	//disble imu Rtavfs, SmsRepair, DfllBTC, and ClkB
 	imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_SCRATCH_10);
@@ -137,26 +159,17 @@ static void imu_v11_0_setup(struct amdgpu_device *adev)
 
 static int imu_v11_0_start(struct amdgpu_device *adev)
 {
-	int imu_reg_val, i;
+	int imu_reg_val;
 
 	//Start IMU by set GFX_IMU_CORE_CTRL.CRESET = 0
 	imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_CORE_CTRL);
 	imu_reg_val &= 0xfffffffe;
 	WREG32_SOC15(GC, 0, regGFX_IMU_CORE_CTRL, imu_reg_val);
 
-	for (i = 0; i < adev->usec_timeout; i++) {
-		imu_reg_val = RREG32_SOC15(GC, 0, regGFX_IMU_GFX_RESET_CTRL);
-		if ((imu_reg_val & 0x1f) == 0x1f)
-			break;
-		udelay(1);
-	}
+	if (adev->flags & AMD_IS_APU)
+		amdgpu_dpm_set_gfx_power_up_by_imu(adev);
 
-	if (i >= adev->usec_timeout) {
-		dev_err(adev->dev, "init imu: IMU start timeout\n");
-		return -ETIMEDOUT;
-	}
-
-	return 0;
+	return imu_v11_0_wait_for_reset_status(adev);
 }
 
 static const struct imu_rlc_ram_golden imu_rlc_ram_golden_11[] =
@@ -364,4 +377,5 @@ const struct amdgpu_imu_funcs gfx_v11_0_imu_funcs = {
 	.setup_imu = imu_v11_0_setup,
 	.start_imu = imu_v11_0_start,
 	.program_rlc_ram = imu_v11_0_program_rlc_ram,
+	.wait_for_reset_status = imu_v11_0_wait_for_reset_status,
 };