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Commit 64199870 authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
Browse files

drm/radeon/kms: disable PPLL0 on DCE6.1 when not in use 



Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 24e1f794

drivers/gpu/drm/radeon/atombios_crtc.c

+8 −0
Original line number Original line Diff line number Diff line
@@ -1646,6 +1646,8 @@ static void atombios_crtc_commit(struct drm_crtc *crtc) 
static void atombios_crtc_disable(struct drm_crtc *crtc)

static void atombios_crtc_disable(struct drm_crtc *crtc)

{

{

	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);

	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);

	struct drm_device *dev = crtc->dev;

	struct radeon_device *rdev = dev->dev_private;

	struct radeon_atom_ss ss;

	struct radeon_atom_ss ss;





	atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);

	atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
@@ -1657,6 +1659,12 @@ static void atombios_crtc_disable(struct drm_crtc *crtc) 
		atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,

		atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,

					  0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);

					  0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);

		break;

		break;

	case ATOM_PPLL0:

		/* disable the ppll */

		if (ASIC_IS_DCE61(rdev))

			atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,

						  0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);

		break;

	default:

	default:

		break;

		break;

	}

	}