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Commit f8386b35 authored Jun 19, 2017 by Hawking Zhang Committed by Alex Deucher Jun 29, 2017

drm/amdgpu: add new flag AMD_PG_SUPPORT_MMHUB



Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

parent a95890b4

drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -698,6 +698,7 @@ static int gmc_v9_0_gart_enable(struct amdgpu_device *adev)
	switch (adev->asic_type) {		switch (adev->asic_type) {
	case CHIP_RAVEN:		case CHIP_RAVEN:
	mmhub_v1_0_initialize_power_gating(adev);		mmhub_v1_0_initialize_power_gating(adev);
			mmhub_v1_0_update_power_gating(adev, true);
	break;		break;
	default:		default:
	break;		break;

drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c

+1 −1

Original line number	Original line	Diff line number	Diff line
	@@ -426,7 +426,7 @@ void mmhub_v1_0_update_power_gating(struct amdgpu_device *adev,
	pctl0_reng_execute = RREG32_SOC15(MMHUB, 0, mmPCTL0_RENG_EXECUTE);		pctl0_reng_execute = RREG32_SOC15(MMHUB, 0, mmPCTL0_RENG_EXECUTE);
	pctl1_reng_execute = RREG32_SOC15(MMHUB, 0, mmPCTL1_RENG_EXECUTE);		pctl1_reng_execute = RREG32_SOC15(MMHUB, 0, mmPCTL1_RENG_EXECUTE);

	if (enable) {		if (enable && adev->pg_flags & AMD_PG_SUPPORT_MMHUB) {
	pctl0_reng_execute = REG_SET_FIELD(pctl0_reng_execute,		pctl0_reng_execute = REG_SET_FIELD(pctl0_reng_execute,
	PCTL0_RENG_EXECUTE,		PCTL0_RENG_EXECUTE,
	RENG_EXECUTE_ON_PWR_UP, 1);		RENG_EXECUTE_ON_PWR_UP, 1);

drivers/gpu/drm/amd/include/amd_shared.h

+1 −0

Original line number	Original line	Diff line number	Diff line
	@@ -184,6 +184,7 @@ enum amd_fan_ctrl_mode {
	#define AMD_PG_SUPPORT_SAMU (1 << 10)		#define AMD_PG_SUPPORT_SAMU (1 << 10)
	#define AMD_PG_SUPPORT_GFX_QUICK_MG (1 << 11)		#define AMD_PG_SUPPORT_GFX_QUICK_MG (1 << 11)
	#define AMD_PG_SUPPORT_GFX_PIPELINE (1 << 12)		#define AMD_PG_SUPPORT_GFX_PIPELINE (1 << 12)
			#define AMD_PG_SUPPORT_MMHUB (1 << 13)

	enum amd_pm_state_type {		enum amd_pm_state_type {
	/* not used for dpm */		/* not used for dpm */