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* [PATCH] drm/amdgpu: query vram type from atombios
@ 2018-03-08  9:36 Hawking Zhang
       [not found] ` <1520501819-26367-1-git-send-email-Hawking.Zhang-5C7GfCeVMHo@public.gmane.org>
  0 siblings, 1 reply; 4+ messages in thread
From: Hawking Zhang @ 2018-03-08  9:36 UTC (permalink / raw)
  To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW; +Cc: Hawking Zhang

The vram type info for dGPU is saved in umc_info while sys mem type info
for APU is saved in integratedsysteminfo

Change-Id: I08b84c65e4e31c65e2e5a277a1acdf032ec04d2e
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 95 +++++++++++++++++++++++-
 drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h |  1 +
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c            |  4 +-
 include/uapi/drm/amdgpu_drm.h                    |  1 +
 4 files changed, 94 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index ff8efd0..a0f48cb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -114,6 +114,9 @@ union igp_info {
 	struct atom_integrated_system_info_v1_11 v11;
 };
 
+union umc_info {
+	struct atom_umc_info_v3_1 v31;
+};
 /*
  * Return vram width from integrated system info table, if available,
  * or 0 if not.
@@ -143,6 +146,94 @@ int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev)
 	return 0;
 }
 
+static int convert_atom_mem_type_to_vram_type (struct amdgpu_device *adev,
+					       int atom_mem_type)
+{
+	int vram_type;
+
+	if (adev->flags & AMD_IS_APU) {
+		switch (atom_mem_type) {
+		case Ddr2MemType:
+		case LpDdr2MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR2;
+			break;
+		case Ddr3MemType:
+		case LpDdr3MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR3;
+			break;
+		case Ddr4MemType:
+		case LpDdr4MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR4;
+			break;
+		default:
+			vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
+			break;
+		}
+	} else {
+		switch (atom_mem_type) {
+		case ATOM_DGPU_VRAM_TYPE_GDDR5:
+			vram_type = AMDGPU_VRAM_TYPE_GDDR5;
+			break;
+		case ATOM_DGPU_VRAM_TYPE_HBM:
+			vram_type = AMDGPU_VRAM_TYPE_HBM;
+			break;
+		default:
+			vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
+			break;
+		}
+	}
+
+	return vram_type;
+}
+/*
+ * Return vram type from either integrated system info table
+ * or umc info table, if available, or 0 (TYPE_UNKNOWN) if not
+ */
+int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev)
+{
+	struct amdgpu_mode_info *mode_info = &adev->mode_info;
+	int index;
+	u16 data_offset, size;
+	union igp_info *igp_info;
+	union umc_info *umc_info;
+	u8 frev, crev;
+	u8 mem_type;
+
+	if (adev->flags & AMD_IS_APU)
+		index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
+						    integratedsysteminfo);
+	else
+		index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
+						    umc_info);
+	if (amdgpu_atom_parse_data_header(mode_info->atom_context,
+					  index, &size,
+					  &frev, &crev, &data_offset)) {
+		if (adev->flags & AMD_IS_APU) {
+			igp_info = (union igp_info *)
+				(mode_info->atom_context->bios + data_offset);
+			switch (crev) {
+			case 11:
+				mem_type = igp_info->v11.memorytype;
+				return convert_atom_mem_type_to_vram_type(adev, mem_type);
+			default:
+				return 0;
+			}
+		} else {
+			umc_info = (union umc_info *)
+				(mode_info->atom_context->bios + data_offset);
+			switch (crev) {
+			case 1:
+				mem_type = umc_info->v31.vram_type;
+				return convert_atom_mem_type_to_vram_type(adev, mem_type);
+			default:
+				return 0;
+			}
+		}
+	}
+
+	return 0;
+}
+
 union firmware_info {
 	struct atom_firmware_info_v3_1 v31;
 };
@@ -151,10 +242,6 @@ union smu_info {
 	struct atom_smu_info_v3_1 v31;
 };
 
-union umc_info {
-	struct atom_umc_info_v3_1 v31;
-};
-
 int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)
 {
 	struct amdgpu_mode_info *mode_info = &adev->mode_info;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
index 288b97e..7689c96 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
@@ -28,6 +28,7 @@ bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amdgpu_device *adev)
 void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev);
+int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev);
 
 #endif
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index d7e4839..3aaeac8 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -803,9 +803,9 @@ static int gmc_v9_0_sw_init(void *handle)
 
 	spin_lock_init(&adev->mc.invalidate_lock);
 
+	adev->mc.vram_type = amdgpu_atomfirmware_get_vram_type(adev);
 	switch (adev->asic_type) {
 	case CHIP_RAVEN:
-		adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
 		if (adev->rev_id == 0x0 || adev->rev_id == 0x1) {
 			amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
 		} else {
@@ -816,8 +816,6 @@ static int gmc_v9_0_sw_init(void *handle)
 		}
 		break;
 	case CHIP_VEGA10:
-		/* XXX Don't know how to get VRAM type yet. */
-		adev->mc.vram_type = AMDGPU_VRAM_TYPE_HBM;
 		/*
 		 * To fulfill 4-level page support,
 		 * vm size is 256TB (48bit), maximum size of Vega10,
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index 97338d0..d189b5f 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -888,6 +888,7 @@ struct drm_amdgpu_info_firmware {
 #define AMDGPU_VRAM_TYPE_GDDR5 5
 #define AMDGPU_VRAM_TYPE_HBM   6
 #define AMDGPU_VRAM_TYPE_DDR3  7
+#define AMDGPU_VRAM_TYPE_DDR4  8
 
 #define AMDGPU_VRAM_TYPE_HBM_WIDTH 4096
 
-- 
2.7.4

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* RE: [PATCH] drm/amdgpu: query vram type from atombios
       [not found] ` <1520501819-26367-1-git-send-email-Hawking.Zhang-5C7GfCeVMHo@public.gmane.org>
@ 2018-03-08 10:00   ` Zhang, Hawking
  0 siblings, 0 replies; 4+ messages in thread
From: Zhang, Hawking @ 2018-03-08 10:00 UTC (permalink / raw)
  To: Zhang, Hawking, amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW

Please ignore this patch since it doesn't sync up to the latest code base. I will re-send another review later

Regards,
Hawking

-----Original Message-----
From: Hawking Zhang <Hawking.Zhang@amd.com> 
Sent: 2018年3月8日 17:37
To: amd-gfx@lists.freedesktop.org
Cc: Zhang, Hawking <Hawking.Zhang@amd.com>
Subject: [PATCH] drm/amdgpu: query vram type from atombios

The vram type info for dGPU is saved in umc_info while sys mem type info for APU is saved in integratedsysteminfo

Change-Id: I08b84c65e4e31c65e2e5a277a1acdf032ec04d2e
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 95 +++++++++++++++++++++++-  drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h |  1 +
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c            |  4 +-
 include/uapi/drm/amdgpu_drm.h                    |  1 +
 4 files changed, 94 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index ff8efd0..a0f48cb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -114,6 +114,9 @@ union igp_info {
 	struct atom_integrated_system_info_v1_11 v11;  };
 
+union umc_info {
+	struct atom_umc_info_v3_1 v31;
+};
 /*
  * Return vram width from integrated system info table, if available,
  * or 0 if not.
@@ -143,6 +146,94 @@ int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev)
 	return 0;
 }
 
+static int convert_atom_mem_type_to_vram_type (struct amdgpu_device *adev,
+					       int atom_mem_type)
+{
+	int vram_type;
+
+	if (adev->flags & AMD_IS_APU) {
+		switch (atom_mem_type) {
+		case Ddr2MemType:
+		case LpDdr2MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR2;
+			break;
+		case Ddr3MemType:
+		case LpDdr3MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR3;
+			break;
+		case Ddr4MemType:
+		case LpDdr4MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR4;
+			break;
+		default:
+			vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
+			break;
+		}
+	} else {
+		switch (atom_mem_type) {
+		case ATOM_DGPU_VRAM_TYPE_GDDR5:
+			vram_type = AMDGPU_VRAM_TYPE_GDDR5;
+			break;
+		case ATOM_DGPU_VRAM_TYPE_HBM:
+			vram_type = AMDGPU_VRAM_TYPE_HBM;
+			break;
+		default:
+			vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
+			break;
+		}
+	}
+
+	return vram_type;
+}
+/*
+ * Return vram type from either integrated system info table
+ * or umc info table, if available, or 0 (TYPE_UNKNOWN) if not  */ int 
+amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev) {
+	struct amdgpu_mode_info *mode_info = &adev->mode_info;
+	int index;
+	u16 data_offset, size;
+	union igp_info *igp_info;
+	union umc_info *umc_info;
+	u8 frev, crev;
+	u8 mem_type;
+
+	if (adev->flags & AMD_IS_APU)
+		index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
+						    integratedsysteminfo);
+	else
+		index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
+						    umc_info);
+	if (amdgpu_atom_parse_data_header(mode_info->atom_context,
+					  index, &size,
+					  &frev, &crev, &data_offset)) {
+		if (adev->flags & AMD_IS_APU) {
+			igp_info = (union igp_info *)
+				(mode_info->atom_context->bios + data_offset);
+			switch (crev) {
+			case 11:
+				mem_type = igp_info->v11.memorytype;
+				return convert_atom_mem_type_to_vram_type(adev, mem_type);
+			default:
+				return 0;
+			}
+		} else {
+			umc_info = (union umc_info *)
+				(mode_info->atom_context->bios + data_offset);
+			switch (crev) {
+			case 1:
+				mem_type = umc_info->v31.vram_type;
+				return convert_atom_mem_type_to_vram_type(adev, mem_type);
+			default:
+				return 0;
+			}
+		}
+	}
+
+	return 0;
+}
+
 union firmware_info {
 	struct atom_firmware_info_v3_1 v31;
 };
@@ -151,10 +242,6 @@ union smu_info {
 	struct atom_smu_info_v3_1 v31;
 };
 
-union umc_info {
-	struct atom_umc_info_v3_1 v31;
-};
-
 int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)  {
 	struct amdgpu_mode_info *mode_info = &adev->mode_info; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
index 288b97e..7689c96 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
@@ -28,6 +28,7 @@ bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amdgpu_device *adev)  void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev);  int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev);  int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev);
+int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev);
 
 #endif
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index d7e4839..3aaeac8 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -803,9 +803,9 @@ static int gmc_v9_0_sw_init(void *handle)
 
 	spin_lock_init(&adev->mc.invalidate_lock);
 
+	adev->mc.vram_type = amdgpu_atomfirmware_get_vram_type(adev);
 	switch (adev->asic_type) {
 	case CHIP_RAVEN:
-		adev->mc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
 		if (adev->rev_id == 0x0 || adev->rev_id == 0x1) {
 			amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
 		} else {
@@ -816,8 +816,6 @@ static int gmc_v9_0_sw_init(void *handle)
 		}
 		break;
 	case CHIP_VEGA10:
-		/* XXX Don't know how to get VRAM type yet. */
-		adev->mc.vram_type = AMDGPU_VRAM_TYPE_HBM;
 		/*
 		 * To fulfill 4-level page support,
 		 * vm size is 256TB (48bit), maximum size of Vega10, diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h index 97338d0..d189b5f 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -888,6 +888,7 @@ struct drm_amdgpu_info_firmware {  #define AMDGPU_VRAM_TYPE_GDDR5 5
 #define AMDGPU_VRAM_TYPE_HBM   6
 #define AMDGPU_VRAM_TYPE_DDR3  7
+#define AMDGPU_VRAM_TYPE_DDR4  8
 
 #define AMDGPU_VRAM_TYPE_HBM_WIDTH 4096
 
--
2.7.4

_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 4+ messages in thread

* Re: [PATCH] drm/amdgpu: query vram type from atombios
       [not found] ` <1520503374-22116-1-git-send-email-Hawking.Zhang-5C7GfCeVMHo@public.gmane.org>
@ 2018-03-08 13:48   ` Alex Deucher
  0 siblings, 0 replies; 4+ messages in thread
From: Alex Deucher @ 2018-03-08 13:48 UTC (permalink / raw)
  To: Hawking Zhang; +Cc: amd-gfx list

On Thu, Mar 8, 2018 at 5:02 AM, Hawking Zhang <Hawking.Zhang@amd.com> wrote:
> The vram type for dGPU is stored in umc_info while sys mem type
> for APU is stored in integratedsysteminfo
>
> Change-Id: Iec14a0cac407f3da37245786c8f1b688968f8726
> Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>

> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 95 +++++++++++++++++++++++-
>  drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h |  1 +
>  drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c            |  4 +-
>  include/uapi/drm/amdgpu_drm.h                    |  1 +
>  4 files changed, 94 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
> index ff8efd0..a0f48cb 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
> @@ -114,6 +114,9 @@ union igp_info {
>         struct atom_integrated_system_info_v1_11 v11;
>  };
>
> +union umc_info {
> +       struct atom_umc_info_v3_1 v31;
> +};
>  /*
>   * Return vram width from integrated system info table, if available,
>   * or 0 if not.
> @@ -143,6 +146,94 @@ int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev)
>         return 0;
>  }
>
> +static int convert_atom_mem_type_to_vram_type (struct amdgpu_device *adev,
> +                                              int atom_mem_type)
> +{
> +       int vram_type;
> +
> +       if (adev->flags & AMD_IS_APU) {
> +               switch (atom_mem_type) {
> +               case Ddr2MemType:
> +               case LpDdr2MemType:
> +                       vram_type = AMDGPU_VRAM_TYPE_DDR2;
> +                       break;
> +               case Ddr3MemType:
> +               case LpDdr3MemType:
> +                       vram_type = AMDGPU_VRAM_TYPE_DDR3;
> +                       break;
> +               case Ddr4MemType:
> +               case LpDdr4MemType:
> +                       vram_type = AMDGPU_VRAM_TYPE_DDR4;
> +                       break;
> +               default:
> +                       vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
> +                       break;
> +               }
> +       } else {
> +               switch (atom_mem_type) {
> +               case ATOM_DGPU_VRAM_TYPE_GDDR5:
> +                       vram_type = AMDGPU_VRAM_TYPE_GDDR5;
> +                       break;
> +               case ATOM_DGPU_VRAM_TYPE_HBM:
> +                       vram_type = AMDGPU_VRAM_TYPE_HBM;
> +                       break;
> +               default:
> +                       vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
> +                       break;
> +               }
> +       }
> +
> +       return vram_type;
> +}
> +/*
> + * Return vram type from either integrated system info table
> + * or umc info table, if available, or 0 (TYPE_UNKNOWN) if not
> + */
> +int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev)
> +{
> +       struct amdgpu_mode_info *mode_info = &adev->mode_info;
> +       int index;
> +       u16 data_offset, size;
> +       union igp_info *igp_info;
> +       union umc_info *umc_info;
> +       u8 frev, crev;
> +       u8 mem_type;
> +
> +       if (adev->flags & AMD_IS_APU)
> +               index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
> +                                                   integratedsysteminfo);
> +       else
> +               index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
> +                                                   umc_info);
> +       if (amdgpu_atom_parse_data_header(mode_info->atom_context,
> +                                         index, &size,
> +                                         &frev, &crev, &data_offset)) {
> +               if (adev->flags & AMD_IS_APU) {
> +                       igp_info = (union igp_info *)
> +                               (mode_info->atom_context->bios + data_offset);
> +                       switch (crev) {
> +                       case 11:
> +                               mem_type = igp_info->v11.memorytype;
> +                               return convert_atom_mem_type_to_vram_type(adev, mem_type);
> +                       default:
> +                               return 0;
> +                       }
> +               } else {
> +                       umc_info = (union umc_info *)
> +                               (mode_info->atom_context->bios + data_offset);
> +                       switch (crev) {
> +                       case 1:
> +                               mem_type = umc_info->v31.vram_type;
> +                               return convert_atom_mem_type_to_vram_type(adev, mem_type);
> +                       default:
> +                               return 0;
> +                       }
> +               }
> +       }
> +
> +       return 0;
> +}
> +
>  union firmware_info {
>         struct atom_firmware_info_v3_1 v31;
>  };
> @@ -151,10 +242,6 @@ union smu_info {
>         struct atom_smu_info_v3_1 v31;
>  };
>
> -union umc_info {
> -       struct atom_umc_info_v3_1 v31;
> -};
> -
>  int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)
>  {
>         struct amdgpu_mode_info *mode_info = &adev->mode_info;
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
> index 288b97e..7689c96 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
> @@ -28,6 +28,7 @@ bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amdgpu_device *adev)
>  void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev);
>  int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev);
>  int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev);
> +int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev);
>  int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev);
>
>  #endif
> diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> index 67cd1fe..ceab14f 100644
> --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
> @@ -836,9 +836,9 @@ static int gmc_v9_0_sw_init(void *handle)
>
>         spin_lock_init(&adev->gmc.invalidate_lock);
>
> +       adev->gmc.vram_type = amdgpu_atomfirmware_get_vram_type(adev);
>         switch (adev->asic_type) {
>         case CHIP_RAVEN:
> -               adev->gmc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
>                 if (adev->rev_id == 0x0 || adev->rev_id == 0x1) {
>                         amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
>                 } else {
> @@ -849,8 +849,6 @@ static int gmc_v9_0_sw_init(void *handle)
>                 }
>                 break;
>         case CHIP_VEGA10:
> -               /* XXX Don't know how to get VRAM type yet. */
> -               adev->gmc.vram_type = AMDGPU_VRAM_TYPE_HBM;
>                 /*
>                  * To fulfill 4-level page support,
>                  * vm size is 256TB (48bit), maximum size of Vega10,
> diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
> index fe17b67..393d183 100644
> --- a/include/uapi/drm/amdgpu_drm.h
> +++ b/include/uapi/drm/amdgpu_drm.h
> @@ -809,6 +809,7 @@ struct drm_amdgpu_info_firmware {
>  #define AMDGPU_VRAM_TYPE_GDDR5 5
>  #define AMDGPU_VRAM_TYPE_HBM   6
>  #define AMDGPU_VRAM_TYPE_DDR3  7
> +#define AMDGPU_VRAM_TYPE_DDR4  8
>
>  struct drm_amdgpu_info_device {
>         /** PCI Device ID */
> --
> 2.7.4
>
> _______________________________________________
> amd-gfx mailing list
> amd-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/amd-gfx
_______________________________________________
amd-gfx mailing list
amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply	[flat|nested] 4+ messages in thread

* [PATCH] drm/amdgpu: query vram type from atombios
@ 2018-03-08 10:02 Hawking Zhang
       [not found] ` <1520503374-22116-1-git-send-email-Hawking.Zhang-5C7GfCeVMHo@public.gmane.org>
  0 siblings, 1 reply; 4+ messages in thread
From: Hawking Zhang @ 2018-03-08 10:02 UTC (permalink / raw)
  To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW; +Cc: Hawking Zhang

The vram type for dGPU is stored in umc_info while sys mem type
for APU is stored in integratedsysteminfo

Change-Id: Iec14a0cac407f3da37245786c8f1b688968f8726
Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c | 95 +++++++++++++++++++++++-
 drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h |  1 +
 drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c            |  4 +-
 include/uapi/drm/amdgpu_drm.h                    |  1 +
 4 files changed, 94 insertions(+), 7 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
index ff8efd0..a0f48cb 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.c
@@ -114,6 +114,9 @@ union igp_info {
 	struct atom_integrated_system_info_v1_11 v11;
 };
 
+union umc_info {
+	struct atom_umc_info_v3_1 v31;
+};
 /*
  * Return vram width from integrated system info table, if available,
  * or 0 if not.
@@ -143,6 +146,94 @@ int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev)
 	return 0;
 }
 
+static int convert_atom_mem_type_to_vram_type (struct amdgpu_device *adev,
+					       int atom_mem_type)
+{
+	int vram_type;
+
+	if (adev->flags & AMD_IS_APU) {
+		switch (atom_mem_type) {
+		case Ddr2MemType:
+		case LpDdr2MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR2;
+			break;
+		case Ddr3MemType:
+		case LpDdr3MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR3;
+			break;
+		case Ddr4MemType:
+		case LpDdr4MemType:
+			vram_type = AMDGPU_VRAM_TYPE_DDR4;
+			break;
+		default:
+			vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
+			break;
+		}
+	} else {
+		switch (atom_mem_type) {
+		case ATOM_DGPU_VRAM_TYPE_GDDR5:
+			vram_type = AMDGPU_VRAM_TYPE_GDDR5;
+			break;
+		case ATOM_DGPU_VRAM_TYPE_HBM:
+			vram_type = AMDGPU_VRAM_TYPE_HBM;
+			break;
+		default:
+			vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
+			break;
+		}
+	}
+
+	return vram_type;
+}
+/*
+ * Return vram type from either integrated system info table
+ * or umc info table, if available, or 0 (TYPE_UNKNOWN) if not
+ */
+int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev)
+{
+	struct amdgpu_mode_info *mode_info = &adev->mode_info;
+	int index;
+	u16 data_offset, size;
+	union igp_info *igp_info;
+	union umc_info *umc_info;
+	u8 frev, crev;
+	u8 mem_type;
+
+	if (adev->flags & AMD_IS_APU)
+		index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
+						    integratedsysteminfo);
+	else
+		index = get_index_into_master_table(atom_master_list_of_data_tables_v2_1,
+						    umc_info);
+	if (amdgpu_atom_parse_data_header(mode_info->atom_context,
+					  index, &size,
+					  &frev, &crev, &data_offset)) {
+		if (adev->flags & AMD_IS_APU) {
+			igp_info = (union igp_info *)
+				(mode_info->atom_context->bios + data_offset);
+			switch (crev) {
+			case 11:
+				mem_type = igp_info->v11.memorytype;
+				return convert_atom_mem_type_to_vram_type(adev, mem_type);
+			default:
+				return 0;
+			}
+		} else {
+			umc_info = (union umc_info *)
+				(mode_info->atom_context->bios + data_offset);
+			switch (crev) {
+			case 1:
+				mem_type = umc_info->v31.vram_type;
+				return convert_atom_mem_type_to_vram_type(adev, mem_type);
+			default:
+				return 0;
+			}
+		}
+	}
+
+	return 0;
+}
+
 union firmware_info {
 	struct atom_firmware_info_v3_1 v31;
 };
@@ -151,10 +242,6 @@ union smu_info {
 	struct atom_smu_info_v3_1 v31;
 };
 
-union umc_info {
-	struct atom_umc_info_v3_1 v31;
-};
-
 int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev)
 {
 	struct amdgpu_mode_info *mode_info = &adev->mode_info;
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
index 288b97e..7689c96 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_atomfirmware.h
@@ -28,6 +28,7 @@ bool amdgpu_atomfirmware_gpu_supports_virtualization(struct amdgpu_device *adev)
 void amdgpu_atomfirmware_scratch_regs_init(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_allocate_fb_scratch(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_get_vram_width(struct amdgpu_device *adev);
+int amdgpu_atomfirmware_get_vram_type(struct amdgpu_device *adev);
 int amdgpu_atomfirmware_get_clock_info(struct amdgpu_device *adev);
 
 #endif
diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index 67cd1fe..ceab14f 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -836,9 +836,9 @@ static int gmc_v9_0_sw_init(void *handle)
 
 	spin_lock_init(&adev->gmc.invalidate_lock);
 
+	adev->gmc.vram_type = amdgpu_atomfirmware_get_vram_type(adev);
 	switch (adev->asic_type) {
 	case CHIP_RAVEN:
-		adev->gmc.vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
 		if (adev->rev_id == 0x0 || adev->rev_id == 0x1) {
 			amdgpu_vm_adjust_size(adev, 256 * 1024, 9, 3, 48);
 		} else {
@@ -849,8 +849,6 @@ static int gmc_v9_0_sw_init(void *handle)
 		}
 		break;
 	case CHIP_VEGA10:
-		/* XXX Don't know how to get VRAM type yet. */
-		adev->gmc.vram_type = AMDGPU_VRAM_TYPE_HBM;
 		/*
 		 * To fulfill 4-level page support,
 		 * vm size is 256TB (48bit), maximum size of Vega10,
diff --git a/include/uapi/drm/amdgpu_drm.h b/include/uapi/drm/amdgpu_drm.h
index fe17b67..393d183 100644
--- a/include/uapi/drm/amdgpu_drm.h
+++ b/include/uapi/drm/amdgpu_drm.h
@@ -809,6 +809,7 @@ struct drm_amdgpu_info_firmware {
 #define AMDGPU_VRAM_TYPE_GDDR5 5
 #define AMDGPU_VRAM_TYPE_HBM   6
 #define AMDGPU_VRAM_TYPE_DDR3  7
+#define AMDGPU_VRAM_TYPE_DDR4  8
 
 struct drm_amdgpu_info_device {
 	/** PCI Device ID */
-- 
2.7.4

_______________________________________________
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amd-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/amd-gfx

^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2018-03-08 13:48 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2018-03-08  9:36 [PATCH] drm/amdgpu: query vram type from atombios Hawking Zhang
     [not found] ` <1520501819-26367-1-git-send-email-Hawking.Zhang-5C7GfCeVMHo@public.gmane.org>
2018-03-08 10:00   ` Zhang, Hawking
2018-03-08 10:02 Hawking Zhang
     [not found] ` <1520503374-22116-1-git-send-email-Hawking.Zhang-5C7GfCeVMHo@public.gmane.org>
2018-03-08 13:48   ` Alex Deucher

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