WebSVN – Kolibri OS – Blame – /drivers/video/drm/radeon/atombios_crtc.c

Rev	Author	Line No.	Line
1123	serge	1	/*
		2	* Copyright 2007-8 Advanced Micro Devices, Inc.
		3	* Copyright 2008 Red Hat Inc.
		4	*
		5	* Permission is hereby granted, free of charge, to any person obtaining a
		6	* copy of this software and associated documentation files (the "Software"),
		7	* to deal in the Software without restriction, including without limitation
		8	* the rights to use, copy, modify, merge, publish, distribute, sublicense,
		9	* and/or sell copies of the Software, and to permit persons to whom the
		10	* Software is furnished to do so, subject to the following conditions:
		11	*
		12	* The above copyright notice and this permission notice shall be included in
		13	* all copies or substantial portions of the Software.
		14	*
		15	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
		16	* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
		17	* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
		18	* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
		19	* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
		20	* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
		21	* OTHER DEALINGS IN THE SOFTWARE.
		22	*
		23	* Authors: Dave Airlie
		24	* Alex Deucher
		25	*/
1179	serge	26	#include
		27	#include
		28	#include
1963	serge	29	#include
1123	serge	30	#include "radeon.h"
		31	#include "atom.h"
		32	#include "atom-bits.h"
		33
1179	serge	34	static void atombios_overscan_setup(struct drm_crtc *crtc,
		35	struct drm_display_mode *mode,
		36	struct drm_display_mode *adjusted_mode)
		37	{
		38	struct drm_device *dev = crtc->dev;
		39	struct radeon_device *rdev = dev->dev_private;
		40	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		41	SET_CRTC_OVERSCAN_PS_ALLOCATION args;
		42	int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_OverScan);
		43	int a1, a2;
		44
		45	memset(&args, 0, sizeof(args));
		46
		47	args.ucCRTC = radeon_crtc->crtc_id;
		48
		49	switch (radeon_crtc->rmx_type) {
		50	case RMX_CENTER:
1963	serge	51	args.usOverscanTop = cpu_to_le16((adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2);
		52	args.usOverscanBottom = cpu_to_le16((adjusted_mode->crtc_vdisplay - mode->crtc_vdisplay) / 2);
		53	args.usOverscanLeft = cpu_to_le16((adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2);
		54	args.usOverscanRight = cpu_to_le16((adjusted_mode->crtc_hdisplay - mode->crtc_hdisplay) / 2);
1179	serge	55	break;
		56	case RMX_ASPECT:
		57	a1 = mode->crtc_vdisplay * adjusted_mode->crtc_hdisplay;
		58	a2 = adjusted_mode->crtc_vdisplay * mode->crtc_hdisplay;
		59
		60	if (a1 > a2) {
1963	serge	61	args.usOverscanLeft = cpu_to_le16((adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2);
		62	args.usOverscanRight = cpu_to_le16((adjusted_mode->crtc_hdisplay - (a2 / mode->crtc_vdisplay)) / 2);
1179	serge	63	} else if (a2 > a1) {
1963	serge	64	args.usOverscanTop = cpu_to_le16((adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2);
		65	args.usOverscanBottom = cpu_to_le16((adjusted_mode->crtc_vdisplay - (a1 / mode->crtc_hdisplay)) / 2);
1179	serge	66	}
		67	break;
		68	case RMX_FULL:
		69	default:
1963	serge	70	args.usOverscanRight = cpu_to_le16(radeon_crtc->h_border);
		71	args.usOverscanLeft = cpu_to_le16(radeon_crtc->h_border);
		72	args.usOverscanBottom = cpu_to_le16(radeon_crtc->v_border);
		73	args.usOverscanTop = cpu_to_le16(radeon_crtc->v_border);
1179	serge	74	break;
		75	}
1963	serge	76	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1179	serge	77	}
		78
		79	static void atombios_scaler_setup(struct drm_crtc *crtc)
		80	{
		81	struct drm_device *dev = crtc->dev;
		82	struct radeon_device *rdev = dev->dev_private;
		83	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		84	ENABLE_SCALER_PS_ALLOCATION args;
		85	int index = GetIndexIntoMasterTable(COMMAND, EnableScaler);
		86
		87	/* fixme - fill in enc_priv for atom dac */
		88	enum radeon_tv_std tv_std = TV_STD_NTSC;
		89	bool is_tv = false, is_cv = false;
		90	struct drm_encoder *encoder;
		91
		92	if (!ASIC_IS_AVIVO(rdev) && radeon_crtc->crtc_id)
		93	return;
		94
		95	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
		96	/* find tv std */
		97	if (encoder->crtc == crtc) {
		98	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
		99	if (radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT) {
		100	struct radeon_encoder_atom_dac *tv_dac = radeon_encoder->enc_priv;
		101	tv_std = tv_dac->tv_std;
		102	is_tv = true;
		103	}
		104	}
		105	}
		106
		107	memset(&args, 0, sizeof(args));
		108
		109	args.ucScaler = radeon_crtc->crtc_id;
		110
		111	if (is_tv) {
		112	switch (tv_std) {
		113	case TV_STD_NTSC:
		114	default:
		115	args.ucTVStandard = ATOM_TV_NTSC;
		116	break;
		117	case TV_STD_PAL:
		118	args.ucTVStandard = ATOM_TV_PAL;
		119	break;
		120	case TV_STD_PAL_M:
		121	args.ucTVStandard = ATOM_TV_PALM;
		122	break;
		123	case TV_STD_PAL_60:
		124	args.ucTVStandard = ATOM_TV_PAL60;
		125	break;
		126	case TV_STD_NTSC_J:
		127	args.ucTVStandard = ATOM_TV_NTSCJ;
		128	break;
		129	case TV_STD_SCART_PAL:
		130	args.ucTVStandard = ATOM_TV_PAL; /* ??? */
		131	break;
		132	case TV_STD_SECAM:
		133	args.ucTVStandard = ATOM_TV_SECAM;
		134	break;
		135	case TV_STD_PAL_CN:
		136	args.ucTVStandard = ATOM_TV_PALCN;
		137	break;
		138	}
		139	args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
		140	} else if (is_cv) {
		141	args.ucTVStandard = ATOM_TV_CV;
		142	args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
		143	} else {
		144	switch (radeon_crtc->rmx_type) {
		145	case RMX_FULL:
		146	args.ucEnable = ATOM_SCALER_EXPANSION;
		147	break;
		148	case RMX_CENTER:
		149	args.ucEnable = ATOM_SCALER_CENTER;
		150	break;
		151	case RMX_ASPECT:
		152	args.ucEnable = ATOM_SCALER_EXPANSION;
		153	break;
		154	default:
		155	if (ASIC_IS_AVIVO(rdev))
		156	args.ucEnable = ATOM_SCALER_DISABLE;
		157	else
		158	args.ucEnable = ATOM_SCALER_CENTER;
		159	break;
		160	}
		161	}
		162	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
		163	if ((is_tv \|\| is_cv)
		164	&& rdev->family >= CHIP_RV515 && rdev->family <= CHIP_R580) {
		165	atom_rv515_force_tv_scaler(rdev, radeon_crtc);
		166	}
		167	}
		168
1123	serge	169	static void atombios_lock_crtc(struct drm_crtc *crtc, int lock)
		170	{
		171	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		172	struct drm_device *dev = crtc->dev;
		173	struct radeon_device *rdev = dev->dev_private;
		174	int index =
		175	GetIndexIntoMasterTable(COMMAND, UpdateCRTC_DoubleBufferRegisters);
		176	ENABLE_CRTC_PS_ALLOCATION args;
		177
		178	memset(&args, 0, sizeof(args));
		179
		180	args.ucCRTC = radeon_crtc->crtc_id;
		181	args.ucEnable = lock;
		182
		183	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
		184	}
		185
		186	static void atombios_enable_crtc(struct drm_crtc *crtc, int state)
		187	{
		188	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		189	struct drm_device *dev = crtc->dev;
		190	struct radeon_device *rdev = dev->dev_private;
		191	int index = GetIndexIntoMasterTable(COMMAND, EnableCRTC);
		192	ENABLE_CRTC_PS_ALLOCATION args;
		193
		194	memset(&args, 0, sizeof(args));
		195
		196	args.ucCRTC = radeon_crtc->crtc_id;
		197	args.ucEnable = state;
		198
		199	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
		200	}
		201
		202	static void atombios_enable_crtc_memreq(struct drm_crtc *crtc, int state)
		203	{
		204	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		205	struct drm_device *dev = crtc->dev;
		206	struct radeon_device *rdev = dev->dev_private;
		207	int index = GetIndexIntoMasterTable(COMMAND, EnableCRTCMemReq);
		208	ENABLE_CRTC_PS_ALLOCATION args;
		209
		210	memset(&args, 0, sizeof(args));
		211
		212	args.ucCRTC = radeon_crtc->crtc_id;
		213	args.ucEnable = state;
		214
		215	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
		216	}
		217
		218	static void atombios_blank_crtc(struct drm_crtc *crtc, int state)
		219	{
		220	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		221	struct drm_device *dev = crtc->dev;
		222	struct radeon_device *rdev = dev->dev_private;
		223	int index = GetIndexIntoMasterTable(COMMAND, BlankCRTC);
		224	BLANK_CRTC_PS_ALLOCATION args;
		225
		226	memset(&args, 0, sizeof(args));
		227
		228	args.ucCRTC = radeon_crtc->crtc_id;
		229	args.ucBlanking = state;
		230
		231	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
		232	}
		233
		234	void atombios_crtc_dpms(struct drm_crtc *crtc, int mode)
		235	{
		236	struct drm_device *dev = crtc->dev;
		237	struct radeon_device *rdev = dev->dev_private;
1321	serge	238	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1123	serge	239
		240	switch (mode) {
		241	case DRM_MODE_DPMS_ON:
1963	serge	242	radeon_crtc->enabled = true;
		243	/* adjust pm to dpms changes BEFORE enabling crtcs */
		244	radeon_pm_compute_clocks(rdev);
1430	serge	245	atombios_enable_crtc(crtc, ATOM_ENABLE);
1123	serge	246	if (ASIC_IS_DCE3(rdev))
1430	serge	247	atombios_enable_crtc_memreq(crtc, ATOM_ENABLE);
		248	atombios_blank_crtc(crtc, ATOM_DISABLE);
		249	drm_vblank_post_modeset(dev, radeon_crtc->crtc_id);
1321	serge	250	radeon_crtc_load_lut(crtc);
1123	serge	251	break;
		252	case DRM_MODE_DPMS_STANDBY:
		253	case DRM_MODE_DPMS_SUSPEND:
		254	case DRM_MODE_DPMS_OFF:
1430	serge	255	drm_vblank_pre_modeset(dev, radeon_crtc->crtc_id);
1963	serge	256	if (radeon_crtc->enabled)
1430	serge	257	atombios_blank_crtc(crtc, ATOM_ENABLE);
1123	serge	258	if (ASIC_IS_DCE3(rdev))
1430	serge	259	atombios_enable_crtc_memreq(crtc, ATOM_DISABLE);
		260	atombios_enable_crtc(crtc, ATOM_DISABLE);
1963	serge	261	radeon_crtc->enabled = false;
		262	/* adjust pm to dpms changes AFTER disabling crtcs */
		263	radeon_pm_compute_clocks(rdev);
1123	serge	264	break;
		265	}
		266	}
		267
		268	static void
		269	atombios_set_crtc_dtd_timing(struct drm_crtc *crtc,
1268	serge	270	struct drm_display_mode *mode)
1123	serge	271	{
1268	serge	272	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1123	serge	273	struct drm_device *dev = crtc->dev;
		274	struct radeon_device *rdev = dev->dev_private;
1268	serge	275	SET_CRTC_USING_DTD_TIMING_PARAMETERS args;
1123	serge	276	int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming);
1268	serge	277	u16 misc = 0;
1123	serge	278
1268	serge	279	memset(&args, 0, sizeof(args));
1963	serge	280	args.usH_Size = cpu_to_le16(mode->crtc_hdisplay - (radeon_crtc->h_border * 2));
1268	serge	281	args.usH_Blanking_Time =
1963	serge	282	cpu_to_le16(mode->crtc_hblank_end - mode->crtc_hdisplay + (radeon_crtc->h_border * 2));
		283	args.usV_Size = cpu_to_le16(mode->crtc_vdisplay - (radeon_crtc->v_border * 2));
1268	serge	284	args.usV_Blanking_Time =
1963	serge	285	cpu_to_le16(mode->crtc_vblank_end - mode->crtc_vdisplay + (radeon_crtc->v_border * 2));
1268	serge	286	args.usH_SyncOffset =
1963	serge	287	cpu_to_le16(mode->crtc_hsync_start - mode->crtc_hdisplay + radeon_crtc->h_border);
1268	serge	288	args.usH_SyncWidth =
		289	cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
		290	args.usV_SyncOffset =
1963	serge	291	cpu_to_le16(mode->crtc_vsync_start - mode->crtc_vdisplay + radeon_crtc->v_border);
1268	serge	292	args.usV_SyncWidth =
		293	cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
1963	serge	294	args.ucH_Border = radeon_crtc->h_border;
		295	args.ucV_Border = radeon_crtc->v_border;
1123	serge	296
1268	serge	297	if (mode->flags & DRM_MODE_FLAG_NVSYNC)
		298	misc \|= ATOM_VSYNC_POLARITY;
		299	if (mode->flags & DRM_MODE_FLAG_NHSYNC)
		300	misc \|= ATOM_HSYNC_POLARITY;
		301	if (mode->flags & DRM_MODE_FLAG_CSYNC)
		302	misc \|= ATOM_COMPOSITESYNC;
		303	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
		304	misc \|= ATOM_INTERLACE;
		305	if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
		306	misc \|= ATOM_DOUBLE_CLOCK_MODE;
		307
		308	args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
		309	args.ucCRTC = radeon_crtc->crtc_id;
		310
		311	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1123	serge	312	}
		313
1268	serge	314	static void atombios_crtc_set_timing(struct drm_crtc *crtc,
		315	struct drm_display_mode *mode)
1123	serge	316	{
1268	serge	317	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
1123	serge	318	struct drm_device *dev = crtc->dev;
		319	struct radeon_device *rdev = dev->dev_private;
1268	serge	320	SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION args;
1123	serge	321	int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_Timing);
1268	serge	322	u16 misc = 0;
1123	serge	323
1268	serge	324	memset(&args, 0, sizeof(args));
		325	args.usH_Total = cpu_to_le16(mode->crtc_htotal);
		326	args.usH_Disp = cpu_to_le16(mode->crtc_hdisplay);
		327	args.usH_SyncStart = cpu_to_le16(mode->crtc_hsync_start);
		328	args.usH_SyncWidth =
		329	cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
		330	args.usV_Total = cpu_to_le16(mode->crtc_vtotal);
		331	args.usV_Disp = cpu_to_le16(mode->crtc_vdisplay);
		332	args.usV_SyncStart = cpu_to_le16(mode->crtc_vsync_start);
		333	args.usV_SyncWidth =
		334	cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
1123	serge	335
1963	serge	336	args.ucOverscanRight = radeon_crtc->h_border;
		337	args.ucOverscanLeft = radeon_crtc->h_border;
		338	args.ucOverscanBottom = radeon_crtc->v_border;
		339	args.ucOverscanTop = radeon_crtc->v_border;
		340
1268	serge	341	if (mode->flags & DRM_MODE_FLAG_NVSYNC)
		342	misc \|= ATOM_VSYNC_POLARITY;
		343	if (mode->flags & DRM_MODE_FLAG_NHSYNC)
		344	misc \|= ATOM_HSYNC_POLARITY;
		345	if (mode->flags & DRM_MODE_FLAG_CSYNC)
		346	misc \|= ATOM_COMPOSITESYNC;
		347	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
		348	misc \|= ATOM_INTERLACE;
		349	if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
		350	misc \|= ATOM_DOUBLE_CLOCK_MODE;
		351
		352	args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
		353	args.ucCRTC = radeon_crtc->crtc_id;
		354
		355	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1123	serge	356	}
		357
1963	serge	358	static void atombios_disable_ss(struct drm_crtc *crtc)
		359	{
		360	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		361	struct drm_device *dev = crtc->dev;
		362	struct radeon_device *rdev = dev->dev_private;
		363	u32 ss_cntl;
		364
		365	if (ASIC_IS_DCE4(rdev)) {
		366	switch (radeon_crtc->pll_id) {
		367	case ATOM_PPLL1:
		368	ss_cntl = RREG32(EVERGREEN_P1PLL_SS_CNTL);
		369	ss_cntl &= ~EVERGREEN_PxPLL_SS_EN;
		370	WREG32(EVERGREEN_P1PLL_SS_CNTL, ss_cntl);
		371	break;
		372	case ATOM_PPLL2:
		373	ss_cntl = RREG32(EVERGREEN_P2PLL_SS_CNTL);
		374	ss_cntl &= ~EVERGREEN_PxPLL_SS_EN;
		375	WREG32(EVERGREEN_P2PLL_SS_CNTL, ss_cntl);
		376	break;
		377	case ATOM_DCPLL:
		378	case ATOM_PPLL_INVALID:
		379	return;
		380	}
		381	} else if (ASIC_IS_AVIVO(rdev)) {
		382	switch (radeon_crtc->pll_id) {
		383	case ATOM_PPLL1:
		384	ss_cntl = RREG32(AVIVO_P1PLL_INT_SS_CNTL);
		385	ss_cntl &= ~1;
		386	WREG32(AVIVO_P1PLL_INT_SS_CNTL, ss_cntl);
		387	break;
		388	case ATOM_PPLL2:
		389	ss_cntl = RREG32(AVIVO_P2PLL_INT_SS_CNTL);
		390	ss_cntl &= ~1;
		391	WREG32(AVIVO_P2PLL_INT_SS_CNTL, ss_cntl);
		392	break;
		393	case ATOM_DCPLL:
		394	case ATOM_PPLL_INVALID:
		395	return;
		396	}
		397	}
		398	}
		399
		400
1430	serge	401	union atom_enable_ss {
1963	serge	402	ENABLE_LVDS_SS_PARAMETERS lvds_ss;
		403	ENABLE_LVDS_SS_PARAMETERS_V2 lvds_ss_2;
1430	serge	404	ENABLE_SPREAD_SPECTRUM_ON_PPLL_PS_ALLOCATION v1;
1963	serge	405	ENABLE_SPREAD_SPECTRUM_ON_PPLL_V2 v2;
		406	ENABLE_SPREAD_SPECTRUM_ON_PPLL_V3 v3;
1430	serge	407	};
		408
1963	serge	409	static void atombios_crtc_program_ss(struct drm_crtc *crtc,
		410	int enable,
		411	int pll_id,
		412	struct radeon_atom_ss *ss)
1268	serge	413	{
		414	struct drm_device *dev = crtc->dev;
		415	struct radeon_device *rdev = dev->dev_private;
		416	int index = GetIndexIntoMasterTable(COMMAND, EnableSpreadSpectrumOnPPLL);
1430	serge	417	union atom_enable_ss args;
1268	serge	418
1963	serge	419	memset(&args, 0, sizeof(args));
1430	serge	420
1963	serge	421	if (ASIC_IS_DCE5(rdev)) {
		422	args.v3.usSpreadSpectrumAmountFrac = cpu_to_le16(0);
		423	args.v3.ucSpreadSpectrumType = ss->type & ATOM_SS_CENTRE_SPREAD_MODE_MASK;
		424	switch (pll_id) {
		425	case ATOM_PPLL1:
		426	args.v3.ucSpreadSpectrumType \|= ATOM_PPLL_SS_TYPE_V3_P1PLL;
		427	args.v3.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
		428	args.v3.usSpreadSpectrumStep = cpu_to_le16(ss->step);
		429	break;
		430	case ATOM_PPLL2:
		431	args.v3.ucSpreadSpectrumType \|= ATOM_PPLL_SS_TYPE_V3_P2PLL;
		432	args.v3.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
		433	args.v3.usSpreadSpectrumStep = cpu_to_le16(ss->step);
		434	break;
		435	case ATOM_DCPLL:
		436	args.v3.ucSpreadSpectrumType \|= ATOM_PPLL_SS_TYPE_V3_DCPLL;
		437	args.v3.usSpreadSpectrumAmount = cpu_to_le16(0);
		438	args.v3.usSpreadSpectrumStep = cpu_to_le16(0);
		439	break;
		440	case ATOM_PPLL_INVALID:
		441	return;
		442	}
		443	args.v3.ucEnable = enable;
		444	if ((ss->percentage == 0) \|\| (ss->type & ATOM_EXTERNAL_SS_MASK))
		445	args.v3.ucEnable = ATOM_DISABLE;
		446	} else if (ASIC_IS_DCE4(rdev)) {
		447	args.v2.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
		448	args.v2.ucSpreadSpectrumType = ss->type & ATOM_SS_CENTRE_SPREAD_MODE_MASK;
		449	switch (pll_id) {
		450	case ATOM_PPLL1:
		451	args.v2.ucSpreadSpectrumType \|= ATOM_PPLL_SS_TYPE_V2_P1PLL;
		452	args.v2.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
		453	args.v2.usSpreadSpectrumStep = cpu_to_le16(ss->step);
		454	break;
		455	case ATOM_PPLL2:
		456	args.v2.ucSpreadSpectrumType \|= ATOM_PPLL_SS_TYPE_V2_P2PLL;
		457	args.v2.usSpreadSpectrumAmount = cpu_to_le16(ss->amount);
		458	args.v2.usSpreadSpectrumStep = cpu_to_le16(ss->step);
		459	break;
		460	case ATOM_DCPLL:
		461	args.v2.ucSpreadSpectrumType \|= ATOM_PPLL_SS_TYPE_V2_DCPLL;
		462	args.v2.usSpreadSpectrumAmount = cpu_to_le16(0);
		463	args.v2.usSpreadSpectrumStep = cpu_to_le16(0);
		464	break;
		465	case ATOM_PPLL_INVALID:
1268	serge	466	return;
1963	serge	467	}
		468	args.v2.ucEnable = enable;
		469	if ((ss->percentage == 0) \|\| (ss->type & ATOM_EXTERNAL_SS_MASK))
		470	args.v2.ucEnable = ATOM_DISABLE;
		471	} else if (ASIC_IS_DCE3(rdev)) {
		472	args.v1.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
		473	args.v1.ucSpreadSpectrumType = ss->type & ATOM_SS_CENTRE_SPREAD_MODE_MASK;
		474	args.v1.ucSpreadSpectrumStep = ss->step;
		475	args.v1.ucSpreadSpectrumDelay = ss->delay;
		476	args.v1.ucSpreadSpectrumRange = ss->range;
		477	args.v1.ucPpll = pll_id;
		478	args.v1.ucEnable = enable;
		479	} else if (ASIC_IS_AVIVO(rdev)) {
		480	if ((enable == ATOM_DISABLE) \|\| (ss->percentage == 0) \|\|
		481	(ss->type & ATOM_EXTERNAL_SS_MASK)) {
		482	atombios_disable_ss(crtc);
1268	serge	483	return;
		484	}
1963	serge	485	args.lvds_ss_2.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
		486	args.lvds_ss_2.ucSpreadSpectrumType = ss->type & ATOM_SS_CENTRE_SPREAD_MODE_MASK;
		487	args.lvds_ss_2.ucSpreadSpectrumStep = ss->step;
		488	args.lvds_ss_2.ucSpreadSpectrumDelay = ss->delay;
		489	args.lvds_ss_2.ucSpreadSpectrumRange = ss->range;
		490	args.lvds_ss_2.ucEnable = enable;
1268	serge	491	} else {
1963	serge	492	if ((enable == ATOM_DISABLE) \|\| (ss->percentage == 0) \|\|
		493	(ss->type & ATOM_EXTERNAL_SS_MASK)) {
		494	atombios_disable_ss(crtc);
		495	return;
1268	serge	496	}
1963	serge	497	args.lvds_ss.usSpreadSpectrumPercentage = cpu_to_le16(ss->percentage);
		498	args.lvds_ss.ucSpreadSpectrumType = ss->type & ATOM_SS_CENTRE_SPREAD_MODE_MASK;
		499	args.lvds_ss.ucSpreadSpectrumStepSize_Delay = (ss->step & 3) << 2;
		500	args.lvds_ss.ucSpreadSpectrumStepSize_Delay \|= (ss->delay & 7) << 4;
		501	args.lvds_ss.ucEnable = enable;
		502	}
1430	serge	503	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
1268	serge	504	}
		505
1404	serge	506	union adjust_pixel_clock {
		507	ADJUST_DISPLAY_PLL_PS_ALLOCATION v1;
1430	serge	508	ADJUST_DISPLAY_PLL_PS_ALLOCATION_V3 v3;
1404	serge	509	};
		510
		511	static u32 atombios_adjust_pll(struct drm_crtc *crtc,
		512	struct drm_display_mode *mode,
1963	serge	513	struct radeon_pll *pll,
		514	bool ss_enabled,
		515	struct radeon_atom_ss *ss)
1123	serge	516	{
		517	struct drm_device *dev = crtc->dev;
		518	struct radeon_device *rdev = dev->dev_private;
		519	struct drm_encoder *encoder = NULL;
		520	struct radeon_encoder *radeon_encoder = NULL;
1963	serge	521	struct drm_connector *connector = NULL;
1404	serge	522	u32 adjusted_clock = mode->clock;
1430	serge	523	int encoder_mode = 0;
1963	serge	524	u32 dp_clock = mode->clock;
		525	int bpc = 8;
1123	serge	526
1404	serge	527	/* reset the pll flags */
		528	pll->flags = 0;
1123	serge	529
		530	if (ASIC_IS_AVIVO(rdev)) {
1179	serge	531	if ((rdev->family == CHIP_RS600) \|\|
		532	(rdev->family == CHIP_RS690) \|\|
		533	(rdev->family == CHIP_RS740))
1963	serge	534	pll->flags \|= (/RADEON_PLL_USE_FRAC_FB_DIV \|/
1179	serge	535	RADEON_PLL_PREFER_CLOSEST_LOWER);
		536
1123	serge	537	if (ASIC_IS_DCE32(rdev) && mode->clock > 200000) /* range limits??? */
1404	serge	538	pll->flags \|= RADEON_PLL_PREFER_HIGH_FB_DIV;
1123	serge	539	else
1404	serge	540	pll->flags \|= RADEON_PLL_PREFER_LOW_REF_DIV;
1963	serge	541
		542	if (rdev->family < CHIP_RV770)
		543	pll->flags \|= RADEON_PLL_PREFER_MINM_OVER_MAXP;
1123	serge	544	} else {
1404	serge	545	pll->flags \|= RADEON_PLL_LEGACY;
1123	serge	546
		547	if (mode->clock > 200000) /* range limits??? */
1404	serge	548	pll->flags \|= RADEON_PLL_PREFER_HIGH_FB_DIV;
1123	serge	549	else
1404	serge	550	pll->flags \|= RADEON_PLL_PREFER_LOW_REF_DIV;
1123	serge	551	}
		552
		553	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
		554	if (encoder->crtc == crtc) {
1404	serge	555	radeon_encoder = to_radeon_encoder(encoder);
1963	serge	556	connector = radeon_get_connector_for_encoder(encoder);
		557	if (connector)
		558	bpc = connector->display_info.bpc;
1430	serge	559	encoder_mode = atombios_get_encoder_mode(encoder);
1963	serge	560	if ((radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT \| ATOM_DEVICE_DFP_SUPPORT)) \|\|
		561	radeon_encoder_is_dp_bridge(encoder)) {
		562	if (connector) {
		563	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
		564	struct radeon_connector_atom_dig *dig_connector =
		565	radeon_connector->con_priv;
		566
		567	dp_clock = dig_connector->dp_clock;
		568	}
		569	}
		570
		571	/* use recommended ref_div for ss */
		572	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
		573	if (ss_enabled) {
		574	if (ss->refdiv) {
		575	pll->flags \|= RADEON_PLL_USE_REF_DIV;
		576	pll->reference_div = ss->refdiv;
		577	if (ASIC_IS_AVIVO(rdev))
		578	pll->flags \|= RADEON_PLL_USE_FRAC_FB_DIV;
		579	}
		580	}
		581	}
		582
1404	serge	583	if (ASIC_IS_AVIVO(rdev)) {
		584	/* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
		585	if (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1)
		586	adjusted_clock = mode->clock * 2;
1963	serge	587	if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
		588	pll->flags \|= RADEON_PLL_PREFER_CLOSEST_LOWER;
		589	if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT))
		590	pll->flags \|= RADEON_PLL_IS_LCD;
1404	serge	591	} else {
		592	if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
		593	pll->flags \|= RADEON_PLL_NO_ODD_POST_DIV;
		594	if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS)
		595	pll->flags \|= RADEON_PLL_USE_REF_DIV;
1123	serge	596	}
1179	serge	597	break;
1123	serge	598	}
		599	}
		600
1268	serge	601	/* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
		602	* accordingly based on the encoder/transmitter to work around
		603	* special hw requirements.
		604	*/
		605	if (ASIC_IS_DCE3(rdev)) {
1404	serge	606	union adjust_pixel_clock args;
		607	u8 frev, crev;
		608	int index;
1268	serge	609
1404	serge	610	index = GetIndexIntoMasterTable(COMMAND, AdjustDisplayPll);
1963	serge	611	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
		612	&crev))
		613	return adjusted_clock;
1268	serge	614
1404	serge	615	memset(&args, 0, sizeof(args));
		616
		617	switch (frev) {
		618	case 1:
		619	switch (crev) {
		620	case 1:
		621	case 2:
		622	args.v1.usPixelClock = cpu_to_le16(mode->clock / 10);
		623	args.v1.ucTransmitterID = radeon_encoder->encoder_id;
1430	serge	624	args.v1.ucEncodeMode = encoder_mode;
1963	serge	625	if (ss_enabled && ss->percentage)
		626	args.v1.ucConfig \|=
		627	ADJUST_DISPLAY_CONFIG_SS_ENABLE;
1404	serge	628
1268	serge	629	atom_execute_table(rdev->mode_info.atom_context,
1404	serge	630	index, (uint32_t *)&args);
		631	adjusted_clock = le16_to_cpu(args.v1.usPixelClock) * 10;
		632	break;
1430	serge	633	case 3:
		634	args.v3.sInput.usPixelClock = cpu_to_le16(mode->clock / 10);
		635	args.v3.sInput.ucTransmitterID = radeon_encoder->encoder_id;
		636	args.v3.sInput.ucEncodeMode = encoder_mode;
		637	args.v3.sInput.ucDispPllConfig = 0;
1963	serge	638	if (ss_enabled && ss->percentage)
		639	args.v3.sInput.ucDispPllConfig \|=
		640	DISPPLL_CONFIG_SS_ENABLE;
		641	if (radeon_encoder->devices & (ATOM_DEVICE_DFP_SUPPORT) \|\|
		642	radeon_encoder_is_dp_bridge(encoder)) {
1430	serge	643	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
1963	serge	644	if (encoder_mode == ATOM_ENCODER_MODE_DP) {
1430	serge	645	args.v3.sInput.ucDispPllConfig \|=
		646	DISPPLL_CONFIG_COHERENT_MODE;
1963	serge	647	/* 16200 or 27000 */
		648	args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10);
		649	} else {
		650	if (encoder_mode == ATOM_ENCODER_MODE_HDMI) {
		651	/* deep color support */
		652	args.v3.sInput.usPixelClock =
		653	cpu_to_le16((mode->clock * bpc / 8) / 10);
		654	}
1430	serge	655	if (dig->coherent_mode)
		656	args.v3.sInput.ucDispPllConfig \|=
		657	DISPPLL_CONFIG_COHERENT_MODE;
		658	if (mode->clock > 165000)
		659	args.v3.sInput.ucDispPllConfig \|=
		660	DISPPLL_CONFIG_DUAL_LINK;
		661	}
		662	} else if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
1963	serge	663	if (encoder_mode == ATOM_ENCODER_MODE_DP) {
		664	args.v3.sInput.ucDispPllConfig \|=
		665	DISPPLL_CONFIG_COHERENT_MODE;
		666	/* 16200 or 27000 */
		667	args.v3.sInput.usPixelClock = cpu_to_le16(dp_clock / 10);
		668	} else if (encoder_mode != ATOM_ENCODER_MODE_LVDS) {
1430	serge	669	if (mode->clock > 165000)
		670	args.v3.sInput.ucDispPllConfig \|=
		671	DISPPLL_CONFIG_DUAL_LINK;
		672	}
1963	serge	673	}
1986	serge	674	if (radeon_encoder_is_dp_bridge(encoder)) {
		675	struct drm_encoder *ext_encoder = radeon_atom_get_external_encoder(encoder);
		676	struct radeon_encoder *ext_radeon_encoder = to_radeon_encoder(ext_encoder);
		677	args.v3.sInput.ucExtTransmitterID = ext_radeon_encoder->encoder_id;
		678	} else
		679	args.v3.sInput.ucExtTransmitterID = 0;
		680
1430	serge	681	atom_execute_table(rdev->mode_info.atom_context,
		682	index, (uint32_t *)&args);
		683	adjusted_clock = le32_to_cpu(args.v3.sOutput.ulDispPllFreq) * 10;
		684	if (args.v3.sOutput.ucRefDiv) {
1963	serge	685	pll->flags \|= RADEON_PLL_USE_FRAC_FB_DIV;
1430	serge	686	pll->flags \|= RADEON_PLL_USE_REF_DIV;
		687	pll->reference_div = args.v3.sOutput.ucRefDiv;
		688	}
		689	if (args.v3.sOutput.ucPostDiv) {
1963	serge	690	pll->flags \|= RADEON_PLL_USE_FRAC_FB_DIV;
1430	serge	691	pll->flags \|= RADEON_PLL_USE_POST_DIV;
		692	pll->post_div = args.v3.sOutput.ucPostDiv;
		693	}
		694	break;
1404	serge	695	default:
		696	DRM_ERROR("Unknown table version %d %d\n", frev, crev);
		697	return adjusted_clock;
		698	}
		699	break;
		700	default:
		701	DRM_ERROR("Unknown table version %d %d\n", frev, crev);
		702	return adjusted_clock;
		703	}
1268	serge	704	}
1404	serge	705	return adjusted_clock;
		706	}
1268	serge	707
1404	serge	708	union set_pixel_clock {
		709	SET_PIXEL_CLOCK_PS_ALLOCATION base;
		710	PIXEL_CLOCK_PARAMETERS v1;
		711	PIXEL_CLOCK_PARAMETERS_V2 v2;
		712	PIXEL_CLOCK_PARAMETERS_V3 v3;
1430	serge	713	PIXEL_CLOCK_PARAMETERS_V5 v5;
1963	serge	714	PIXEL_CLOCK_PARAMETERS_V6 v6;
1404	serge	715	};
		716
1963	serge	717	/* on DCE5, make sure the voltage is high enough to support the
		718	* required disp clk.
		719	*/
		720	static void atombios_crtc_set_dcpll(struct drm_crtc *crtc,
		721	u32 dispclk)
1404	serge	722	{
1430	serge	723	struct drm_device *dev = crtc->dev;
		724	struct radeon_device *rdev = dev->dev_private;
		725	u8 frev, crev;
		726	int index;
		727	union set_pixel_clock args;
		728
		729	memset(&args, 0, sizeof(args));
		730
		731	index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
1963	serge	732	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
		733	&crev))
		734	return;
1430	serge	735
		736	switch (frev) {
		737	case 1:
		738	switch (crev) {
		739	case 5:
		740	/* if the default dcpll clock is specified,
		741	* SetPixelClock provides the dividers
		742	*/
		743	args.v5.ucCRTC = ATOM_CRTC_INVALID;
1963	serge	744	args.v5.usPixelClock = cpu_to_le16(dispclk);
1430	serge	745	args.v5.ucPpll = ATOM_DCPLL;
		746	break;
1963	serge	747	case 6:
		748	/* if the default dcpll clock is specified,
		749	* SetPixelClock provides the dividers
		750	*/
		751	args.v6.ulDispEngClkFreq = cpu_to_le32(dispclk);
		752	args.v6.ucPpll = ATOM_DCPLL;
		753	break;
1430	serge	754	default:
		755	DRM_ERROR("Unknown table version %d %d\n", frev, crev);
		756	return;
		757	}
		758	break;
		759	default:
		760	DRM_ERROR("Unknown table version %d %d\n", frev, crev);
		761	return;
		762	}
		763	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
		764	}
		765
1963	serge	766	static void atombios_crtc_program_pll(struct drm_crtc *crtc,
2160	serge	767	u32 crtc_id,
1963	serge	768	int pll_id,
		769	u32 encoder_mode,
		770	u32 encoder_id,
		771	u32 clock,
		772	u32 ref_div,
		773	u32 fb_div,
		774	u32 frac_fb_div,
		775	u32 post_div,
		776	int bpc,
		777	bool ss_enabled,
		778	struct radeon_atom_ss *ss)
1430	serge	779	{
1404	serge	780	struct drm_device *dev = crtc->dev;
		781	struct radeon_device *rdev = dev->dev_private;
		782	u8 frev, crev;
1963	serge	783	int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
1404	serge	784	union set_pixel_clock args;
		785
		786	memset(&args, 0, sizeof(args));
		787
1963	serge	788	if (!atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
		789	&crev))
1404	serge	790	return;
		791
1123	serge	792	switch (frev) {
		793	case 1:
		794	switch (crev) {
		795	case 1:
1963	serge	796	if (clock == ATOM_DISABLE)
		797	return;
		798	args.v1.usPixelClock = cpu_to_le16(clock / 10);
1404	serge	799	args.v1.usRefDiv = cpu_to_le16(ref_div);
		800	args.v1.usFbDiv = cpu_to_le16(fb_div);
		801	args.v1.ucFracFbDiv = frac_fb_div;
		802	args.v1.ucPostDiv = post_div;
1963	serge	803	args.v1.ucPpll = pll_id;
		804	args.v1.ucCRTC = crtc_id;
1404	serge	805	args.v1.ucRefDivSrc = 1;
1123	serge	806	break;
		807	case 2:
1963	serge	808	args.v2.usPixelClock = cpu_to_le16(clock / 10);
1404	serge	809	args.v2.usRefDiv = cpu_to_le16(ref_div);
		810	args.v2.usFbDiv = cpu_to_le16(fb_div);
		811	args.v2.ucFracFbDiv = frac_fb_div;
		812	args.v2.ucPostDiv = post_div;
1963	serge	813	args.v2.ucPpll = pll_id;
		814	args.v2.ucCRTC = crtc_id;
1404	serge	815	args.v2.ucRefDivSrc = 1;
1123	serge	816	break;
		817	case 3:
1963	serge	818	args.v3.usPixelClock = cpu_to_le16(clock / 10);
1404	serge	819	args.v3.usRefDiv = cpu_to_le16(ref_div);
		820	args.v3.usFbDiv = cpu_to_le16(fb_div);
		821	args.v3.ucFracFbDiv = frac_fb_div;
		822	args.v3.ucPostDiv = post_div;
1963	serge	823	args.v3.ucPpll = pll_id;
		824	args.v3.ucMiscInfo = (pll_id << 2);
		825	if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
		826	args.v3.ucMiscInfo \|= PIXEL_CLOCK_MISC_REF_DIV_SRC;
		827	args.v3.ucTransmitterId = encoder_id;
1430	serge	828	args.v3.ucEncoderMode = encoder_mode;
1123	serge	829	break;
1430	serge	830	case 5:
1963	serge	831	args.v5.ucCRTC = crtc_id;
		832	args.v5.usPixelClock = cpu_to_le16(clock / 10);
1430	serge	833	args.v5.ucRefDiv = ref_div;
		834	args.v5.usFbDiv = cpu_to_le16(fb_div);
		835	args.v5.ulFbDivDecFrac = cpu_to_le32(frac_fb_div * 100000);
		836	args.v5.ucPostDiv = post_div;
		837	args.v5.ucMiscInfo = 0; /* HDMI depth, etc. */
1963	serge	838	if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
		839	args.v5.ucMiscInfo \|= PIXEL_CLOCK_V5_MISC_REF_DIV_SRC;
		840	switch (bpc) {
		841	case 8:
		842	default:
		843	args.v5.ucMiscInfo \|= PIXEL_CLOCK_V5_MISC_HDMI_24BPP;
		844	break;
		845	case 10:
		846	args.v5.ucMiscInfo \|= PIXEL_CLOCK_V5_MISC_HDMI_30BPP;
		847	break;
		848	}
		849	args.v5.ucTransmitterID = encoder_id;
1430	serge	850	args.v5.ucEncoderMode = encoder_mode;
1963	serge	851	args.v5.ucPpll = pll_id;
1430	serge	852	break;
1963	serge	853	case 6:
2160	serge	854	args.v6.ulDispEngClkFreq = cpu_to_le32(crtc_id << 24 \| clock / 10);
1963	serge	855	args.v6.ucRefDiv = ref_div;
		856	args.v6.usFbDiv = cpu_to_le16(fb_div);
		857	args.v6.ulFbDivDecFrac = cpu_to_le32(frac_fb_div * 100000);
		858	args.v6.ucPostDiv = post_div;
		859	args.v6.ucMiscInfo = 0; /* HDMI depth, etc. */
		860	if (ss_enabled && (ss->type & ATOM_EXTERNAL_SS_MASK))
		861	args.v6.ucMiscInfo \|= PIXEL_CLOCK_V6_MISC_REF_DIV_SRC;
		862	switch (bpc) {
		863	case 8:
		864	default:
		865	args.v6.ucMiscInfo \|= PIXEL_CLOCK_V6_MISC_HDMI_24BPP;
		866	break;
		867	case 10:
		868	args.v6.ucMiscInfo \|= PIXEL_CLOCK_V6_MISC_HDMI_30BPP;
		869	break;
		870	case 12:
		871	args.v6.ucMiscInfo \|= PIXEL_CLOCK_V6_MISC_HDMI_36BPP;
		872	break;
		873	case 16:
		874	args.v6.ucMiscInfo \|= PIXEL_CLOCK_V6_MISC_HDMI_48BPP;
		875	break;
		876	}
		877	args.v6.ucTransmitterID = encoder_id;
		878	args.v6.ucEncoderMode = encoder_mode;
		879	args.v6.ucPpll = pll_id;
		880	break;
1123	serge	881	default:
		882	DRM_ERROR("Unknown table version %d %d\n", frev, crev);
		883	return;
		884	}
		885	break;
		886	default:
		887	DRM_ERROR("Unknown table version %d %d\n", frev, crev);
		888	return;
		889	}
		890
		891	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
		892	}
		893
1963	serge	894	static void atombios_crtc_set_pll(struct drm_crtc crtc, struct drm_display_mode mode)
1430	serge	895	{
		896	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		897	struct drm_device *dev = crtc->dev;
		898	struct radeon_device *rdev = dev->dev_private;
1963	serge	899	struct drm_encoder *encoder = NULL;
		900	struct radeon_encoder *radeon_encoder = NULL;
		901	u32 pll_clock = mode->clock;
		902	u32 ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0;
		903	struct radeon_pll *pll;
		904	u32 adjusted_clock;
		905	int encoder_mode = 0;
		906	struct radeon_atom_ss ss;
		907	bool ss_enabled = false;
		908	int bpc = 8;
		909
		910	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
		911	if (encoder->crtc == crtc) {
		912	radeon_encoder = to_radeon_encoder(encoder);
		913	encoder_mode = atombios_get_encoder_mode(encoder);
		914	break;
		915	}
		916	}
		917
		918	if (!radeon_encoder)
		919	return;
		920
		921	switch (radeon_crtc->pll_id) {
		922	case ATOM_PPLL1:
		923	pll = &rdev->clock.p1pll;
		924	break;
		925	case ATOM_PPLL2:
		926	pll = &rdev->clock.p2pll;
		927	break;
		928	case ATOM_DCPLL:
		929	case ATOM_PPLL_INVALID:
		930	default:
		931	pll = &rdev->clock.dcpll;
		932	break;
		933	}
		934
		935	if (radeon_encoder->active_device &
		936	(ATOM_DEVICE_LCD_SUPPORT \| ATOM_DEVICE_DFP_SUPPORT)) {
		937	struct radeon_encoder_atom_dig *dig = radeon_encoder->enc_priv;
		938	struct drm_connector *connector =
		939	radeon_get_connector_for_encoder(encoder);
		940	struct radeon_connector *radeon_connector =
		941	to_radeon_connector(connector);
		942	struct radeon_connector_atom_dig *dig_connector =
		943	radeon_connector->con_priv;
		944	int dp_clock;
		945	bpc = connector->display_info.bpc;
		946
		947	switch (encoder_mode) {
		948	case ATOM_ENCODER_MODE_DP:
		949	/* DP/eDP */
		950	dp_clock = dig_connector->dp_clock / 10;
		951	if (ASIC_IS_DCE4(rdev))
		952	ss_enabled =
		953	radeon_atombios_get_asic_ss_info(rdev, &ss,
		954	ASIC_INTERNAL_SS_ON_DP,
		955	dp_clock);
		956	else {
		957	if (dp_clock == 16200) {
		958	ss_enabled =
		959	radeon_atombios_get_ppll_ss_info(rdev, &ss,
		960	ATOM_DP_SS_ID2);
		961	if (!ss_enabled)
		962	ss_enabled =
		963	radeon_atombios_get_ppll_ss_info(rdev, &ss,
		964	ATOM_DP_SS_ID1);
		965	} else
		966	ss_enabled =
		967	radeon_atombios_get_ppll_ss_info(rdev, &ss,
		968	ATOM_DP_SS_ID1);
		969	}
		970	break;
		971	case ATOM_ENCODER_MODE_LVDS:
		972	if (ASIC_IS_DCE4(rdev))
		973	ss_enabled = radeon_atombios_get_asic_ss_info(rdev, &ss,
		974	dig->lcd_ss_id,
		975	mode->clock / 10);
		976	else
		977	ss_enabled = radeon_atombios_get_ppll_ss_info(rdev, &ss,
		978	dig->lcd_ss_id);
		979	break;
		980	case ATOM_ENCODER_MODE_DVI:
		981	if (ASIC_IS_DCE4(rdev))
		982	ss_enabled =
		983	radeon_atombios_get_asic_ss_info(rdev, &ss,
		984	ASIC_INTERNAL_SS_ON_TMDS,
		985	mode->clock / 10);
		986	break;
		987	case ATOM_ENCODER_MODE_HDMI:
		988	if (ASIC_IS_DCE4(rdev))
		989	ss_enabled =
		990	radeon_atombios_get_asic_ss_info(rdev, &ss,
		991	ASIC_INTERNAL_SS_ON_HDMI,
		992	mode->clock / 10);
		993	break;
		994	default:
		995	break;
		996	}
		997	}
		998
		999	/* adjust pixel clock as needed */
		1000	adjusted_clock = atombios_adjust_pll(crtc, mode, pll, ss_enabled, &ss);
		1001
		1002	if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
		1003	/* TV seems to prefer the legacy algo on some boards */
		1004	radeon_compute_pll_legacy(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
		1005	&ref_div, &post_div);
		1006	else if (ASIC_IS_AVIVO(rdev))
		1007	radeon_compute_pll_avivo(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
		1008	&ref_div, &post_div);
		1009	else
		1010	radeon_compute_pll_legacy(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
		1011	&ref_div, &post_div);
		1012
		1013	atombios_crtc_program_ss(crtc, ATOM_DISABLE, radeon_crtc->pll_id, &ss);
		1014
		1015	atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,
		1016	encoder_mode, radeon_encoder->encoder_id, mode->clock,
		1017	ref_div, fb_div, frac_fb_div, post_div, bpc, ss_enabled, &ss);
		1018
		1019	if (ss_enabled) {
		1020	/* calculate ss amount and step size */
		1021	if (ASIC_IS_DCE4(rdev)) {
		1022	u32 step_size;
		1023	u32 amount = (((fb_div * 10) + frac_fb_div) * ss.percentage) / 10000;
		1024	ss.amount = (amount / 10) & ATOM_PPLL_SS_AMOUNT_V2_FBDIV_MASK;
		1025	ss.amount \|= ((amount - (amount / 10)) << ATOM_PPLL_SS_AMOUNT_V2_NFRAC_SHIFT) &
		1026	ATOM_PPLL_SS_AMOUNT_V2_NFRAC_MASK;
		1027	if (ss.type & ATOM_PPLL_SS_TYPE_V2_CENTRE_SPREAD)
		1028	step_size = (4 * amount * ref_div * (ss.rate * 2048)) /
		1029	(125 * 25 * pll->reference_freq / 100);
		1030	else
		1031	step_size = (2 * amount * ref_div * (ss.rate * 2048)) /
		1032	(125 * 25 * pll->reference_freq / 100);
		1033	ss.step = step_size;
		1034	}
		1035
		1036	atombios_crtc_program_ss(crtc, ATOM_ENABLE, radeon_crtc->pll_id, &ss);
		1037	}
		1038	}
		1039
		1040	static int dce4_crtc_do_set_base(struct drm_crtc *crtc,
		1041	struct drm_framebuffer *fb,
		1042	int x, int y, int atomic)
		1043	{
		1044	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		1045	struct drm_device *dev = crtc->dev;
		1046	struct radeon_device *rdev = dev->dev_private;
1430	serge	1047	struct radeon_framebuffer *radeon_fb;
1963	serge	1048	struct drm_framebuffer *target_fb;
1430	serge	1049	struct drm_gem_object *obj;
		1050	struct radeon_bo *rbo;
		1051	uint64_t fb_location;
		1052	uint32_t fb_format, fb_pitch_pixels, tiling_flags;
1963	serge	1053	u32 fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_NONE);
		1054	u32 tmp, viewport_w, viewport_h;
1430	serge	1055	int r;
		1056
		1057	/* no fb bound */
1963	serge	1058	if (!atomic && !crtc->fb) {
		1059	DRM_DEBUG_KMS("No FB bound\n");
1430	serge	1060	return 0;
		1061	}
		1062
1963	serge	1063	if (atomic) {
		1064	radeon_fb = to_radeon_framebuffer(fb);
		1065	target_fb = fb;
		1066	}
		1067	else {
1430	serge	1068	radeon_fb = to_radeon_framebuffer(crtc->fb);
1963	serge	1069	target_fb = crtc->fb;
		1070	}
1430	serge	1071
1963	serge	1072	/* If atomic, assume fb object is pinned & idle & fenced and
		1073	* just update base pointers
		1074	*/
1430	serge	1075	obj = radeon_fb->obj;
1963	serge	1076	rbo = gem_to_radeon_bo(obj);
1430	serge	1077	r = radeon_bo_reserve(rbo, false);
		1078	if (unlikely(r != 0))
		1079	return r;
1963	serge	1080
		1081	if (atomic)
		1082	fb_location = radeon_bo_gpu_offset(rbo);
		1083	else {
1430	serge	1084	r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &fb_location);
		1085	if (unlikely(r != 0)) {
		1086	radeon_bo_unreserve(rbo);
		1087	return -EINVAL;
		1088	}
1963	serge	1089	}
		1090
1430	serge	1091	radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
		1092	radeon_bo_unreserve(rbo);
		1093
1963	serge	1094	switch (target_fb->bits_per_pixel) {
1430	serge	1095	case 8:
		1096	fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_8BPP) \|
		1097	EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_INDEXED));
		1098	break;
		1099	case 15:
		1100	fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) \|
		1101	EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB1555));
		1102	break;
		1103	case 16:
		1104	fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_16BPP) \|
		1105	EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB565));
1963	serge	1106	#ifdef __BIG_ENDIAN
		1107	fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN16);
		1108	#endif
1430	serge	1109	break;
		1110	case 24:
		1111	case 32:
		1112	fb_format = (EVERGREEN_GRPH_DEPTH(EVERGREEN_GRPH_DEPTH_32BPP) \|
		1113	EVERGREEN_GRPH_FORMAT(EVERGREEN_GRPH_FORMAT_ARGB8888));
1963	serge	1114	#ifdef __BIG_ENDIAN
		1115	fb_swap = EVERGREEN_GRPH_ENDIAN_SWAP(EVERGREEN_GRPH_ENDIAN_8IN32);
		1116	#endif
1430	serge	1117	break;
		1118	default:
		1119	DRM_ERROR("Unsupported screen depth %d\n",
1963	serge	1120	target_fb->bits_per_pixel);
1430	serge	1121	return -EINVAL;
		1122	}
		1123
1963	serge	1124	if (tiling_flags & RADEON_TILING_MACRO)
		1125	fb_format \|= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_2D_TILED_THIN1);
		1126	else if (tiling_flags & RADEON_TILING_MICRO)
		1127	fb_format \|= EVERGREEN_GRPH_ARRAY_MODE(EVERGREEN_GRPH_ARRAY_1D_TILED_THIN1);
		1128
1430	serge	1129	switch (radeon_crtc->crtc_id) {
		1130	case 0:
		1131	WREG32(AVIVO_D1VGA_CONTROL, 0);
		1132	break;
		1133	case 1:
		1134	WREG32(AVIVO_D2VGA_CONTROL, 0);
		1135	break;
		1136	case 2:
		1137	WREG32(EVERGREEN_D3VGA_CONTROL, 0);
		1138	break;
		1139	case 3:
		1140	WREG32(EVERGREEN_D4VGA_CONTROL, 0);
		1141	break;
		1142	case 4:
		1143	WREG32(EVERGREEN_D5VGA_CONTROL, 0);
		1144	break;
		1145	case 5:
		1146	WREG32(EVERGREEN_D6VGA_CONTROL, 0);
		1147	break;
		1148	default:
		1149	break;
		1150	}
		1151
		1152	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
		1153	upper_32_bits(fb_location));
		1154	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
		1155	upper_32_bits(fb_location));
		1156	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
		1157	(u32)fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK);
		1158	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
		1159	(u32) fb_location & EVERGREEN_GRPH_SURFACE_ADDRESS_MASK);
		1160	WREG32(EVERGREEN_GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
1963	serge	1161	WREG32(EVERGREEN_GRPH_SWAP_CONTROL + radeon_crtc->crtc_offset, fb_swap);
1430	serge	1162
		1163	WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
		1164	WREG32(EVERGREEN_GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
		1165	WREG32(EVERGREEN_GRPH_X_START + radeon_crtc->crtc_offset, 0);
		1166	WREG32(EVERGREEN_GRPH_Y_START + radeon_crtc->crtc_offset, 0);
1963	serge	1167	WREG32(EVERGREEN_GRPH_X_END + radeon_crtc->crtc_offset, target_fb->width);
		1168	WREG32(EVERGREEN_GRPH_Y_END + radeon_crtc->crtc_offset, target_fb->height);
1430	serge	1169
1963	serge	1170	fb_pitch_pixels = target_fb->pitch / (target_fb->bits_per_pixel / 8);
1430	serge	1171	WREG32(EVERGREEN_GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels);
		1172	WREG32(EVERGREEN_GRPH_ENABLE + radeon_crtc->crtc_offset, 1);
		1173
		1174	WREG32(EVERGREEN_DESKTOP_HEIGHT + radeon_crtc->crtc_offset,
		1175	crtc->mode.vdisplay);
		1176	x &= ~3;
		1177	y &= ~1;
		1178	WREG32(EVERGREEN_VIEWPORT_START + radeon_crtc->crtc_offset,
		1179	(x << 16) \| y);
1963	serge	1180	viewport_w = crtc->mode.hdisplay;
		1181	viewport_h = (crtc->mode.vdisplay + 1) & ~1;
1430	serge	1182	WREG32(EVERGREEN_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
1963	serge	1183	(viewport_w << 16) \| viewport_h);
1430	serge	1184
1963	serge	1185	/* pageflip setup */
		1186	/* make sure flip is at vb rather than hb */
		1187	tmp = RREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
		1188	tmp &= ~EVERGREEN_GRPH_SURFACE_UPDATE_H_RETRACE_EN;
		1189	WREG32(EVERGREEN_GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
1430	serge	1190
1963	serge	1191	/* set pageflip to happen anywhere in vblank interval */
		1192	WREG32(EVERGREEN_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
		1193
		1194	if (!atomic && fb && fb != crtc->fb) {
		1195	radeon_fb = to_radeon_framebuffer(fb);
		1196	rbo = gem_to_radeon_bo(radeon_fb->obj);
1430	serge	1197	r = radeon_bo_reserve(rbo, false);
		1198	if (unlikely(r != 0))
		1199	return r;
		1200	radeon_bo_unpin(rbo);
		1201	radeon_bo_unreserve(rbo);
		1202	}
		1203
		1204	/* Bytes per pixel may have changed */
		1205	radeon_bandwidth_update(rdev);
		1206
		1207	return 0;
		1208	}
		1209
1963	serge	1210	static int avivo_crtc_do_set_base(struct drm_crtc *crtc,
		1211	struct drm_framebuffer *fb,
		1212	int x, int y, int atomic)
1123	serge	1213	{
		1214	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		1215	struct drm_device *dev = crtc->dev;
		1216	struct radeon_device *rdev = dev->dev_private;
		1217	struct radeon_framebuffer *radeon_fb;
		1218	struct drm_gem_object *obj;
1321	serge	1219	struct radeon_bo *rbo;
1963	serge	1220	struct drm_framebuffer *target_fb;
1123	serge	1221	uint64_t fb_location;
1179	serge	1222	uint32_t fb_format, fb_pitch_pixels, tiling_flags;
1963	serge	1223	u32 fb_swap = R600_D1GRPH_SWAP_ENDIAN_NONE;
		1224	u32 tmp, viewport_w, viewport_h;
1321	serge	1225	int r;
1123	serge	1226
1321	serge	1227	/* no fb bound */
1963	serge	1228	if (!atomic && !crtc->fb) {
		1229	DRM_DEBUG_KMS("No FB bound\n");
1321	serge	1230	return 0;
		1231	}
1123	serge	1232
1963	serge	1233	if (atomic) {
		1234	radeon_fb = to_radeon_framebuffer(fb);
		1235	target_fb = fb;
		1236	}
		1237	else {
1123	serge	1238	radeon_fb = to_radeon_framebuffer(crtc->fb);
1963	serge	1239	target_fb = crtc->fb;
		1240	}
1123	serge	1241
		1242	obj = radeon_fb->obj;
1963	serge	1243	rbo = gem_to_radeon_bo(obj);
1404	serge	1244	r = radeon_bo_reserve(rbo, false);
		1245	if (unlikely(r != 0))
		1246	return r;
1963	serge	1247
		1248	/* If atomic, assume fb object is pinned & idle & fenced and
		1249	* just update base pointers
		1250	*/
		1251	if (atomic)
		1252	fb_location = radeon_bo_gpu_offset(rbo);
		1253	else {
1404	serge	1254	r = radeon_bo_pin(rbo, RADEON_GEM_DOMAIN_VRAM, &fb_location);
		1255	if (unlikely(r != 0)) {
		1256	radeon_bo_unreserve(rbo);
		1257	return -EINVAL;
		1258	}
1963	serge	1259	}
1404	serge	1260	radeon_bo_get_tiling_flags(rbo, &tiling_flags, NULL);
		1261	radeon_bo_unreserve(rbo);
1123	serge	1262
1963	serge	1263	switch (target_fb->bits_per_pixel) {
1179	serge	1264	case 8:
		1265	fb_format =
		1266	AVIVO_D1GRPH_CONTROL_DEPTH_8BPP \|
		1267	AVIVO_D1GRPH_CONTROL_8BPP_INDEXED;
		1268	break;
1123	serge	1269	case 15:
		1270	fb_format =
		1271	AVIVO_D1GRPH_CONTROL_DEPTH_16BPP \|
		1272	AVIVO_D1GRPH_CONTROL_16BPP_ARGB1555;
		1273	break;
		1274	case 16:
		1275	fb_format =
		1276	AVIVO_D1GRPH_CONTROL_DEPTH_16BPP \|
		1277	AVIVO_D1GRPH_CONTROL_16BPP_RGB565;
1963	serge	1278	#ifdef __BIG_ENDIAN
		1279	fb_swap = R600_D1GRPH_SWAP_ENDIAN_16BIT;
		1280	#endif
1123	serge	1281	break;
		1282	case 24:
		1283	case 32:
		1284	fb_format =
		1285	AVIVO_D1GRPH_CONTROL_DEPTH_32BPP \|
		1286	AVIVO_D1GRPH_CONTROL_32BPP_ARGB8888;
1963	serge	1287	#ifdef __BIG_ENDIAN
		1288	fb_swap = R600_D1GRPH_SWAP_ENDIAN_32BIT;
		1289	#endif
1123	serge	1290	break;
		1291	default:
		1292	DRM_ERROR("Unsupported screen depth %d\n",
1963	serge	1293	target_fb->bits_per_pixel);
1123	serge	1294	return -EINVAL;
		1295	}
		1296
1963	serge	1297	if (rdev->family >= CHIP_R600) {
		1298	if (tiling_flags & RADEON_TILING_MACRO)
		1299	fb_format \|= R600_D1GRPH_ARRAY_MODE_2D_TILED_THIN1;
		1300	else if (tiling_flags & RADEON_TILING_MICRO)
		1301	fb_format \|= R600_D1GRPH_ARRAY_MODE_1D_TILED_THIN1;
		1302	} else {
1321	serge	1303	if (tiling_flags & RADEON_TILING_MACRO)
		1304	fb_format \|= AVIVO_D1GRPH_MACRO_ADDRESS_MODE;
1179	serge	1305
1321	serge	1306	if (tiling_flags & RADEON_TILING_MICRO)
		1307	fb_format \|= AVIVO_D1GRPH_TILED;
1963	serge	1308	}
1179	serge	1309
1123	serge	1310	if (radeon_crtc->crtc_id == 0)
		1311	WREG32(AVIVO_D1VGA_CONTROL, 0);
		1312	else
		1313	WREG32(AVIVO_D2VGA_CONTROL, 0);
1268	serge	1314
		1315	if (rdev->family >= CHIP_RV770) {
		1316	if (radeon_crtc->crtc_id) {
1963	serge	1317	WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
		1318	WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
1268	serge	1319	} else {
1963	serge	1320	WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
		1321	WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(fb_location));
1268	serge	1322	}
		1323	}
1123	serge	1324	WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
		1325	(u32) fb_location);
		1326	WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS +
		1327	radeon_crtc->crtc_offset, (u32) fb_location);
		1328	WREG32(AVIVO_D1GRPH_CONTROL + radeon_crtc->crtc_offset, fb_format);
1963	serge	1329	if (rdev->family >= CHIP_R600)
		1330	WREG32(R600_D1GRPH_SWAP_CONTROL + radeon_crtc->crtc_offset, fb_swap);
1123	serge	1331
		1332	WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_X + radeon_crtc->crtc_offset, 0);
		1333	WREG32(AVIVO_D1GRPH_SURFACE_OFFSET_Y + radeon_crtc->crtc_offset, 0);
		1334	WREG32(AVIVO_D1GRPH_X_START + radeon_crtc->crtc_offset, 0);
		1335	WREG32(AVIVO_D1GRPH_Y_START + radeon_crtc->crtc_offset, 0);
1963	serge	1336	WREG32(AVIVO_D1GRPH_X_END + radeon_crtc->crtc_offset, target_fb->width);
		1337	WREG32(AVIVO_D1GRPH_Y_END + radeon_crtc->crtc_offset, target_fb->height);
1123	serge	1338
1963	serge	1339	fb_pitch_pixels = target_fb->pitch / (target_fb->bits_per_pixel / 8);
1123	serge	1340	WREG32(AVIVO_D1GRPH_PITCH + radeon_crtc->crtc_offset, fb_pitch_pixels);
		1341	WREG32(AVIVO_D1GRPH_ENABLE + radeon_crtc->crtc_offset, 1);
		1342
		1343	WREG32(AVIVO_D1MODE_DESKTOP_HEIGHT + radeon_crtc->crtc_offset,
		1344	crtc->mode.vdisplay);
		1345	x &= ~3;
		1346	y &= ~1;
		1347	WREG32(AVIVO_D1MODE_VIEWPORT_START + radeon_crtc->crtc_offset,
		1348	(x << 16) \| y);
1963	serge	1349	viewport_w = crtc->mode.hdisplay;
		1350	viewport_h = (crtc->mode.vdisplay + 1) & ~1;
1123	serge	1351	WREG32(AVIVO_D1MODE_VIEWPORT_SIZE + radeon_crtc->crtc_offset,
1963	serge	1352	(viewport_w << 16) \| viewport_h);
1123	serge	1353
1963	serge	1354	/* pageflip setup */
		1355	/* make sure flip is at vb rather than hb */
		1356	tmp = RREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset);
		1357	tmp &= ~AVIVO_D1GRPH_SURFACE_UPDATE_H_RETRACE_EN;
		1358	WREG32(AVIVO_D1GRPH_FLIP_CONTROL + radeon_crtc->crtc_offset, tmp);
1123	serge	1359
1963	serge	1360	/* set pageflip to happen anywhere in vblank interval */
		1361	WREG32(AVIVO_D1MODE_MASTER_UPDATE_MODE + radeon_crtc->crtc_offset, 0);
		1362
		1363	if (!atomic && fb && fb != crtc->fb) {
		1364	radeon_fb = to_radeon_framebuffer(fb);
		1365	rbo = gem_to_radeon_bo(radeon_fb->obj);
1404	serge	1366	r = radeon_bo_reserve(rbo, false);
		1367	if (unlikely(r != 0))
		1368	return r;
		1369	radeon_bo_unpin(rbo);
		1370	radeon_bo_unreserve(rbo);
		1371	}
1246	serge	1372
1268	serge	1373	/* Bytes per pixel may have changed */
		1374	radeon_bandwidth_update(rdev);
		1375
1123	serge	1376	return 0;
		1377	}
		1378
1404	serge	1379	int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
		1380	struct drm_framebuffer *old_fb)
		1381	{
		1382	struct drm_device *dev = crtc->dev;
		1383	struct radeon_device *rdev = dev->dev_private;
		1384
1430	serge	1385	if (ASIC_IS_DCE4(rdev))
1963	serge	1386	return dce4_crtc_do_set_base(crtc, old_fb, x, y, 0);
1430	serge	1387	else if (ASIC_IS_AVIVO(rdev))
1963	serge	1388	return avivo_crtc_do_set_base(crtc, old_fb, x, y, 0);
1404	serge	1389	else
1963	serge	1390	return radeon_crtc_do_set_base(crtc, old_fb, x, y, 0);
1404	serge	1391	}
		1392
1963	serge	1393	int atombios_crtc_set_base_atomic(struct drm_crtc *crtc,
		1394	struct drm_framebuffer *fb,
		1395	int x, int y, enum mode_set_atomic state)
		1396	{
		1397	struct drm_device *dev = crtc->dev;
		1398	struct radeon_device *rdev = dev->dev_private;
		1399
		1400	if (ASIC_IS_DCE4(rdev))
		1401	return dce4_crtc_do_set_base(crtc, fb, x, y, 1);
		1402	else if (ASIC_IS_AVIVO(rdev))
		1403	return avivo_crtc_do_set_base(crtc, fb, x, y, 1);
		1404	else
		1405	return radeon_crtc_do_set_base(crtc, fb, x, y, 1);
		1406	}
		1407
1404	serge	1408	/* properly set additional regs when using atombios */
		1409	static void radeon_legacy_atom_fixup(struct drm_crtc *crtc)
		1410	{
		1411	struct drm_device *dev = crtc->dev;
		1412	struct radeon_device *rdev = dev->dev_private;
		1413	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		1414	u32 disp_merge_cntl;
		1415
		1416	switch (radeon_crtc->crtc_id) {
		1417	case 0:
		1418	disp_merge_cntl = RREG32(RADEON_DISP_MERGE_CNTL);
		1419	disp_merge_cntl &= ~RADEON_DISP_RGB_OFFSET_EN;
		1420	WREG32(RADEON_DISP_MERGE_CNTL, disp_merge_cntl);
		1421	break;
		1422	case 1:
		1423	disp_merge_cntl = RREG32(RADEON_DISP2_MERGE_CNTL);
		1424	disp_merge_cntl &= ~RADEON_DISP2_RGB_OFFSET_EN;
		1425	WREG32(RADEON_DISP2_MERGE_CNTL, disp_merge_cntl);
		1426	WREG32(RADEON_FP_H2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_H_SYNC_STRT_WID));
		1427	WREG32(RADEON_FP_V2_SYNC_STRT_WID, RREG32(RADEON_CRTC2_V_SYNC_STRT_WID));
		1428	break;
		1429	}
		1430	}
		1431
1430	serge	1432	static int radeon_atom_pick_pll(struct drm_crtc *crtc)
		1433	{
		1434	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		1435	struct drm_device *dev = crtc->dev;
		1436	struct radeon_device *rdev = dev->dev_private;
		1437	struct drm_encoder *test_encoder;
		1438	struct drm_crtc *test_crtc;
		1439	uint32_t pll_in_use = 0;
		1440
		1441	if (ASIC_IS_DCE4(rdev)) {
		1442	list_for_each_entry(test_encoder, &dev->mode_config.encoder_list, head) {
		1443	if (test_encoder->crtc && (test_encoder->crtc == crtc)) {
1963	serge	1444	/* in DP mode, the DP ref clock can come from PPLL, DCPLL, or ext clock,
		1445	* depending on the asic:
		1446	* DCE4: PPLL or ext clock
		1447	* DCE5: DCPLL or ext clock
		1448	*
		1449	* Setting ATOM_PPLL_INVALID will cause SetPixelClock to skip
		1450	* PPLL/DCPLL programming and only program the DP DTO for the
		1451	* crtc virtual pixel clock.
		1452	*/
1430	serge	1453	if (atombios_get_encoder_mode(test_encoder) == ATOM_ENCODER_MODE_DP) {
1963	serge	1454	if (ASIC_IS_DCE5(rdev) \|\| rdev->clock.dp_extclk)
1430	serge	1455	return ATOM_PPLL_INVALID;
		1456	}
		1457	}
		1458	}
		1459
		1460	/* otherwise, pick one of the plls */
		1461	list_for_each_entry(test_crtc, &dev->mode_config.crtc_list, head) {
		1462	struct radeon_crtc *radeon_test_crtc;
		1463
		1464	if (crtc == test_crtc)
		1465	continue;
		1466
		1467	radeon_test_crtc = to_radeon_crtc(test_crtc);
		1468	if ((radeon_test_crtc->pll_id >= ATOM_PPLL1) &&
		1469	(radeon_test_crtc->pll_id <= ATOM_PPLL2))
		1470	pll_in_use \|= (1 << radeon_test_crtc->pll_id);
		1471	}
		1472	if (!(pll_in_use & 1))
		1473	return ATOM_PPLL1;
		1474	return ATOM_PPLL2;
		1475	} else
		1476	return radeon_crtc->crtc_id;
		1477
		1478	}
		1479
1123	serge	1480	int atombios_crtc_mode_set(struct drm_crtc *crtc,
		1481	struct drm_display_mode *mode,
		1482	struct drm_display_mode *adjusted_mode,
		1483	int x, int y, struct drm_framebuffer *old_fb)
		1484	{
		1485	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		1486	struct drm_device *dev = crtc->dev;
		1487	struct radeon_device *rdev = dev->dev_private;
1963	serge	1488	struct drm_encoder *encoder;
		1489	bool is_tvcv = false;
1123	serge	1490
1963	serge	1491	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
		1492	/* find tv std */
		1493	if (encoder->crtc == crtc) {
		1494	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
		1495	if (radeon_encoder->active_device &
		1496	(ATOM_DEVICE_TV_SUPPORT \| ATOM_DEVICE_CV_SUPPORT))
		1497	is_tvcv = true;
		1498	}
		1499	}
1123	serge	1500
1430	serge	1501	/* always set DCPLL */
1963	serge	1502	if (ASIC_IS_DCE4(rdev)) {
		1503	struct radeon_atom_ss ss;
		1504	bool ss_enabled = radeon_atombios_get_asic_ss_info(rdev, &ss,
		1505	ASIC_INTERNAL_SS_ON_DCPLL,
		1506	rdev->clock.default_dispclk);
		1507	if (ss_enabled)
		1508	atombios_crtc_program_ss(crtc, ATOM_DISABLE, ATOM_DCPLL, &ss);
		1509	/* XXX: DCE5, make sure voltage, dispclk is high enough */
		1510	atombios_crtc_set_dcpll(crtc, rdev->clock.default_dispclk);
		1511	if (ss_enabled)
		1512	atombios_crtc_program_ss(crtc, ATOM_ENABLE, ATOM_DCPLL, &ss);
		1513	}
1123	serge	1514	atombios_crtc_set_pll(crtc, adjusted_mode);
1430	serge	1515
		1516	if (ASIC_IS_DCE4(rdev))
		1517	atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
1963	serge	1518	else if (ASIC_IS_AVIVO(rdev)) {
		1519	if (is_tvcv)
		1520	atombios_crtc_set_timing(crtc, adjusted_mode);
		1521	else
		1522	atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
		1523	} else {
1430	serge	1524	atombios_crtc_set_timing(crtc, adjusted_mode);
1268	serge	1525	if (radeon_crtc->crtc_id == 0)
		1526	atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
1404	serge	1527	radeon_legacy_atom_fixup(crtc);
1123	serge	1528	}
1430	serge	1529	atombios_crtc_set_base(crtc, x, y, old_fb);
1179	serge	1530	atombios_overscan_setup(crtc, mode, adjusted_mode);
		1531	atombios_scaler_setup(crtc);
1123	serge	1532	return 0;
		1533	}
		1534
		1535	static bool atombios_crtc_mode_fixup(struct drm_crtc *crtc,
		1536	struct drm_display_mode *mode,
		1537	struct drm_display_mode *adjusted_mode)
		1538	{
1963	serge	1539	struct drm_device *dev = crtc->dev;
		1540	struct radeon_device *rdev = dev->dev_private;
		1541
		1542	/* adjust pm to upcoming mode change */
		1543	radeon_pm_compute_clocks(rdev);
		1544
1179	serge	1545	if (!radeon_crtc_scaling_mode_fixup(crtc, mode, adjusted_mode))
		1546	return false;
1123	serge	1547	return true;
		1548	}
		1549
		1550	static void atombios_crtc_prepare(struct drm_crtc *crtc)
		1551	{
1963	serge	1552	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		1553
		1554	/* pick pll */
		1555	radeon_crtc->pll_id = radeon_atom_pick_pll(crtc);
		1556
1430	serge	1557	atombios_lock_crtc(crtc, ATOM_ENABLE);
1123	serge	1558	atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
		1559	}
		1560
		1561	static void atombios_crtc_commit(struct drm_crtc *crtc)
		1562	{
		1563	atombios_crtc_dpms(crtc, DRM_MODE_DPMS_ON);
1430	serge	1564	atombios_lock_crtc(crtc, ATOM_DISABLE);
1123	serge	1565	}
		1566
1963	serge	1567	static void atombios_crtc_disable(struct drm_crtc *crtc)
		1568	{
		1569	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
		1570	struct radeon_atom_ss ss;
		1571
		1572	atombios_crtc_dpms(crtc, DRM_MODE_DPMS_OFF);
		1573
		1574	switch (radeon_crtc->pll_id) {
		1575	case ATOM_PPLL1:
		1576	case ATOM_PPLL2:
		1577	/* disable the ppll */
		1578	atombios_crtc_program_pll(crtc, radeon_crtc->crtc_id, radeon_crtc->pll_id,
		1579	0, 0, ATOM_DISABLE, 0, 0, 0, 0, 0, false, &ss);
		1580	break;
		1581	default:
		1582	break;
		1583	}
		1584	radeon_crtc->pll_id = -1;
		1585	}
		1586
1123	serge	1587	static const struct drm_crtc_helper_funcs atombios_helper_funcs = {
		1588	.dpms = atombios_crtc_dpms,
		1589	.mode_fixup = atombios_crtc_mode_fixup,
		1590	.mode_set = atombios_crtc_mode_set,
		1591	.mode_set_base = atombios_crtc_set_base,
1963	serge	1592	.mode_set_base_atomic = atombios_crtc_set_base_atomic,
1123	serge	1593	.prepare = atombios_crtc_prepare,
		1594	.commit = atombios_crtc_commit,
1221	serge	1595	.load_lut = radeon_crtc_load_lut,
1963	serge	1596	.disable = atombios_crtc_disable,
1123	serge	1597	};
		1598
		1599	void radeon_atombios_init_crtc(struct drm_device *dev,
		1600	struct radeon_crtc *radeon_crtc)
		1601	{
1430	serge	1602	struct radeon_device *rdev = dev->dev_private;
		1603
		1604	if (ASIC_IS_DCE4(rdev)) {
		1605	switch (radeon_crtc->crtc_id) {
		1606	case 0:
		1607	default:
		1608	radeon_crtc->crtc_offset = EVERGREEN_CRTC0_REGISTER_OFFSET;
		1609	break;
		1610	case 1:
		1611	radeon_crtc->crtc_offset = EVERGREEN_CRTC1_REGISTER_OFFSET;
		1612	break;
		1613	case 2:
		1614	radeon_crtc->crtc_offset = EVERGREEN_CRTC2_REGISTER_OFFSET;
		1615	break;
		1616	case 3:
		1617	radeon_crtc->crtc_offset = EVERGREEN_CRTC3_REGISTER_OFFSET;
		1618	break;
		1619	case 4:
		1620	radeon_crtc->crtc_offset = EVERGREEN_CRTC4_REGISTER_OFFSET;
		1621	break;
		1622	case 5:
		1623	radeon_crtc->crtc_offset = EVERGREEN_CRTC5_REGISTER_OFFSET;
		1624	break;
		1625	}
		1626	} else {
1123	serge	1627	if (radeon_crtc->crtc_id == 1)
		1628	radeon_crtc->crtc_offset =
		1629	AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL;
1430	serge	1630	else
		1631	radeon_crtc->crtc_offset = 0;
		1632	}
		1633	radeon_crtc->pll_id = -1;
1123	serge	1634	drm_crtc_helper_add(&radeon_crtc->base, &atombios_helper_funcs);
		1635	}

Subversion Repositories Kolibri OS

(root)/drivers/video/drm/radeon/atombios_crtc.c @ 5078 – Rev 2160