Commit d534ca71 authored by Alex Deucher's avatar Alex Deucher
Browse files

drm/amdgpu: differentiate between LP and non-LP DDR memory



Some applications want to know whether the memory is LP or
not.

Reviewed-by: default avatarHawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent a5457087
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+6 −2
Original line number Diff line number Diff line
@@ -188,13 +188,17 @@ static int convert_atom_mem_type_to_vram_type(struct amdgpu_device *adev,
			vram_type = AMDGPU_VRAM_TYPE_DDR3;
			break;
		case Ddr4MemType:
		case LpDdr4MemType:
			vram_type = AMDGPU_VRAM_TYPE_DDR4;
			break;
		case LpDdr4MemType:
			vram_type = AMDGPU_VRAM_TYPE_LPDDR4;
			break;
		case Ddr5MemType:
		case LpDdr5MemType:
			vram_type = AMDGPU_VRAM_TYPE_DDR5;
			break;
		case LpDdr5MemType:
			vram_type = AMDGPU_VRAM_TYPE_LPDDR5;
			break;
		default:
			vram_type = AMDGPU_VRAM_TYPE_UNKNOWN;
			break;
+3 −1
Original line number Diff line number Diff line
@@ -1018,7 +1018,9 @@ static const char *amdgpu_vram_names[] = {
	"DDR3",
	"DDR4",
	"GDDR6",
	"DDR5"
	"DDR5",
	"LPDDR4",
	"LPDDR5"
};

/**
+2 −0
Original line number Diff line number Diff line
@@ -988,6 +988,8 @@ struct drm_amdgpu_info_vbios {
#define AMDGPU_VRAM_TYPE_DDR4  8
#define AMDGPU_VRAM_TYPE_GDDR6 9
#define AMDGPU_VRAM_TYPE_DDR5  10
#define AMDGPU_VRAM_TYPE_LPDDR4 11
#define AMDGPU_VRAM_TYPE_LPDDR5 12

struct drm_amdgpu_info_device {
	/** PCI Device ID */