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Commit 267364ac authored by Alex Deucher's avatar Alex Deucher Committed by Dave Airlie
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drm/radeon/kms: further spread spectrum fixes 



Adjust modeset ordering to fix spread spectrum.
The spread spectrum command table relies on the
crtc routing to already be set in order to work
properly on some asics.

Should fix fdo bug 25741.

Signed-off-by: default avatarAlex Deucher <alexdeucher@gmail.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 86cb2bbf

drivers/gpu/drm/radeon/atombios_crtc.c

+5 −3
Original line number Original line Diff line number Diff line
@@ -1127,9 +1127,6 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc, 




	/* TODO color tiling */

	/* TODO color tiling */





	/* pick pll */

	radeon_crtc->pll_id = radeon_atom_pick_pll(crtc);



	atombios_disable_ss(crtc);

	atombios_disable_ss(crtc);

	/* always set DCPLL */

	/* always set DCPLL */

	if (ASIC_IS_DCE4(rdev))

	if (ASIC_IS_DCE4(rdev))
@@ -1164,6 +1161,11 @@ static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc, 




static void atombios_crtc_prepare(struct drm_crtc *crtc)

static void atombios_crtc_prepare(struct drm_crtc *crtc)

{

{

	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);



	/* pick pll */

	radeon_crtc->pll_id = radeon_atom_pick_pll(crtc);



	atombios_lock_crtc(crtc, ATOM_ENABLE);

	atombios_lock_crtc(crtc, ATOM_ENABLE);

	atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);

	atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);

}

}

drivers/gpu/drm/radeon/radeon_encoders.c

+15 −10
Original line number Original line Diff line number Diff line
@@ -1216,6 +1216,9 @@ atombios_set_encoder_crtc_source(struct drm_encoder *encoder) 
	}

	}





	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);

	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);



	/* update scratch regs with new routing */

	radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);

}

}





static void

static void
@@ -1326,19 +1329,9 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder, 
	struct drm_device *dev = encoder->dev;

	struct drm_device *dev = encoder->dev;

	struct radeon_device *rdev = dev->dev_private;

	struct radeon_device *rdev = dev->dev_private;

	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);

	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);

	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);





	if (radeon_encoder->active_device &

	    (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) {

		struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;

		if (dig)

			dig->dig_encoder = radeon_atom_pick_dig_encoder(encoder);

	}

	radeon_encoder->pixel_clock = adjusted_mode->clock;

	radeon_encoder->pixel_clock = adjusted_mode->clock;





	radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);

	atombios_set_encoder_crtc_source(encoder);



	if (ASIC_IS_AVIVO(rdev)) {

	if (ASIC_IS_AVIVO(rdev)) {

		if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT))

		if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT))

			atombios_yuv_setup(encoder, true);

			atombios_yuv_setup(encoder, true);
@@ -1492,8 +1485,20 @@ radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connec 




static void radeon_atom_encoder_prepare(struct drm_encoder *encoder)

static void radeon_atom_encoder_prepare(struct drm_encoder *encoder)

{

{

	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);



	if (radeon_encoder->active_device &

	    (ATOM_DEVICE_DFP_SUPPORT | ATOM_DEVICE_LCD_SUPPORT)) {

		struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;

		if (dig)

			dig->dig_encoder = radeon_atom_pick_dig_encoder(encoder);

	}



	radeon_atom_output_lock(encoder, true);

	radeon_atom_output_lock(encoder, true);

	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);

	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);



	/* this is needed for the pll/ss setup to work correctly in some cases */

	atombios_set_encoder_crtc_source(encoder);

}

}





static void radeon_atom_encoder_commit(struct drm_encoder *encoder)

static void radeon_atom_encoder_commit(struct drm_encoder *encoder)