1 files changed, 17 insertions, 34 deletions

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index f2c3a49f73a0..3ca9d114f630 100644
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -101,7 +101,7 @@ static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
 {
 	unsigned long flags, address, data;
 	u32 r;
-	struct nbio_pcie_index_data *nbio_pcie_id;
+	const struct nbio_pcie_index_data *nbio_pcie_id;
 
 	if (adev->flags & AMD_IS_APU)
 		nbio_pcie_id = &nbio_v7_0_pcie_index_data;
@@ -122,7 +122,7 @@ static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
 static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 {
 	unsigned long flags, address, data;
-	struct nbio_pcie_index_data *nbio_pcie_id;
+	const struct nbio_pcie_index_data *nbio_pcie_id;
 
 	if (adev->flags & AMD_IS_APU)
 		nbio_pcie_id = &nbio_v7_0_pcie_index_data;
@@ -279,10 +279,7 @@ static void soc15_init_golden_registers(struct amdgpu_device *adev)
 }
 static u32 soc15_get_xclk(struct amdgpu_device *adev)
 {
-	if (adev->asic_type == CHIP_VEGA10)
-		return adev->clock.spll.reference_freq/4;
-	else
-		return adev->clock.spll.reference_freq;
+	return adev->clock.spll.reference_freq;
 }
 
 
@@ -407,18 +404,27 @@ static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
 	return -EINVAL;
 }
 
-static void soc15_gpu_pci_config_reset(struct amdgpu_device *adev)
+static int soc15_asic_reset(struct amdgpu_device *adev)
 {
 	u32 i;
 
-	dev_info(adev->dev, "GPU pci config reset\n");
+	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
+
+	dev_info(adev->dev, "GPU reset\n");
 
 	/* disable BM */
 	pci_clear_master(adev->pdev);
-	/* reset */
-	amdgpu_pci_config_reset(adev);
 
-	udelay(100);
+	pci_save_state(adev->pdev);
+
+	for (i = 0; i < AMDGPU_MAX_IP_NUM; i++) {
+		if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP){
+			adev->ip_blocks[i].version->funcs->soft_reset((void *)adev);
+			break;
+		}
+	}
+
+	pci_restore_state(adev->pdev);
 
 	/* wait for asic to come out of reset */
 	for (i = 0; i < adev->usec_timeout; i++) {
@@ -430,14 +436,6 @@ static void soc15_gpu_pci_config_reset(struct amdgpu_device *adev)
 		udelay(1);
 	}
 
-}
-
-static int soc15_asic_reset(struct amdgpu_device *adev)
-{
-	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
-
-	soc15_gpu_pci_config_reset(adev);
-
 	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 
 	return 0;
@@ -603,21 +601,6 @@ static int soc15_common_early_init(void *handle)
 		(amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_PSP)))
 		psp_enabled = true;
 
-	/*
-	 * nbio need be used for both sdma and gfx9, but only
-	 * initializes once
-	 */
-	switch(adev->asic_type) {
-	case CHIP_VEGA10:
-		nbio_v6_1_init(adev);
-		break;
-	case CHIP_RAVEN:
-		nbio_v7_0_init(adev);
-		break;
-	default:
-		return -EINVAL;
-	}
-
 	adev->rev_id = soc15_get_rev_id(adev);
 	adev->external_rev_id = 0xFF;
 	switch (adev->asic_type) {