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	 1aa52bd3bc
			
		
	
	
		1aa52bd3bc
		
	
	
	
	
		
			
			We aren't currently using tiling in userspace on evergreen, but the info we currently return for the tiling info query (gb_addr_config) is no adequate for userspace tiling alignment calculations. It does not contain the bank info. Create a custom tiling info dword with all the necessary info (num channels, num banks, group size, row size). Signed-off-by: Alex Deucher <alexdeucher@gmail.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
		
			
				
	
	
		
			2806 lines
		
	
	
		
			84 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			2806 lines
		
	
	
		
			84 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * Copyright 2010 Advanced Micro Devices, Inc.
 | |
|  *
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|  * Permission is hereby granted, free of charge, to any person obtaining a
 | |
|  * copy of this software and associated documentation files (the "Software"),
 | |
|  * to deal in the Software without restriction, including without limitation
 | |
|  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
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|  * and/or sell copies of the Software, and to permit persons to whom the
 | |
|  * Software is furnished to do so, subject to the following conditions:
 | |
|  *
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|  * The above copyright notice and this permission notice shall be included in
 | |
|  * all copies or substantial portions of the Software.
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|  *
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|  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 | |
|  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 | |
|  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 | |
|  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 | |
|  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 | |
|  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 | |
|  * OTHER DEALINGS IN THE SOFTWARE.
 | |
|  *
 | |
|  * Authors: Alex Deucher
 | |
|  */
 | |
| #include <linux/firmware.h>
 | |
| #include <linux/platform_device.h>
 | |
| #include <linux/slab.h>
 | |
| #include "drmP.h"
 | |
| #include "radeon.h"
 | |
| #include "radeon_asic.h"
 | |
| #include "radeon_drm.h"
 | |
| #include "evergreend.h"
 | |
| #include "atom.h"
 | |
| #include "avivod.h"
 | |
| #include "evergreen_reg.h"
 | |
| #include "evergreen_blit_shaders.h"
 | |
| 
 | |
| #define EVERGREEN_PFP_UCODE_SIZE 1120
 | |
| #define EVERGREEN_PM4_UCODE_SIZE 1376
 | |
| 
 | |
| static void evergreen_gpu_init(struct radeon_device *rdev);
 | |
| void evergreen_fini(struct radeon_device *rdev);
 | |
| 
 | |
| /* get temperature in millidegrees */
 | |
| u32 evergreen_get_temp(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >>
 | |
| 		ASIC_T_SHIFT;
 | |
| 	u32 actual_temp = 0;
 | |
| 
 | |
| 	if ((temp >> 10) & 1)
 | |
| 		actual_temp = 0;
 | |
| 	else if ((temp >> 9) & 1)
 | |
| 		actual_temp = 255;
 | |
| 	else
 | |
| 		actual_temp = (temp >> 1) & 0xff;
 | |
| 
 | |
| 	return actual_temp * 1000;
 | |
| }
 | |
| 
 | |
| void evergreen_pm_misc(struct radeon_device *rdev)
 | |
| {
 | |
| 	int req_ps_idx = rdev->pm.requested_power_state_index;
 | |
| 	int req_cm_idx = rdev->pm.requested_clock_mode_index;
 | |
| 	struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
 | |
| 	struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
 | |
| 
 | |
| 	if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
 | |
| 		if (voltage->voltage != rdev->pm.current_vddc) {
 | |
| 			radeon_atom_set_voltage(rdev, voltage->voltage);
 | |
| 			rdev->pm.current_vddc = voltage->voltage;
 | |
| 			DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| void evergreen_pm_prepare(struct radeon_device *rdev)
 | |
| {
 | |
| 	struct drm_device *ddev = rdev->ddev;
 | |
| 	struct drm_crtc *crtc;
 | |
| 	struct radeon_crtc *radeon_crtc;
 | |
| 	u32 tmp;
 | |
| 
 | |
| 	/* disable any active CRTCs */
 | |
| 	list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
 | |
| 		radeon_crtc = to_radeon_crtc(crtc);
 | |
| 		if (radeon_crtc->enabled) {
 | |
| 			tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
 | |
| 			tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
 | |
| 			WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| void evergreen_pm_finish(struct radeon_device *rdev)
 | |
| {
 | |
| 	struct drm_device *ddev = rdev->ddev;
 | |
| 	struct drm_crtc *crtc;
 | |
| 	struct radeon_crtc *radeon_crtc;
 | |
| 	u32 tmp;
 | |
| 
 | |
| 	/* enable any active CRTCs */
 | |
| 	list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
 | |
| 		radeon_crtc = to_radeon_crtc(crtc);
 | |
| 		if (radeon_crtc->enabled) {
 | |
| 			tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
 | |
| 			tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
 | |
| 			WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
 | |
| {
 | |
| 	bool connected = false;
 | |
| 
 | |
| 	switch (hpd) {
 | |
| 	case RADEON_HPD_1:
 | |
| 		if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
 | |
| 			connected = true;
 | |
| 		break;
 | |
| 	case RADEON_HPD_2:
 | |
| 		if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
 | |
| 			connected = true;
 | |
| 		break;
 | |
| 	case RADEON_HPD_3:
 | |
| 		if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
 | |
| 			connected = true;
 | |
| 		break;
 | |
| 	case RADEON_HPD_4:
 | |
| 		if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
 | |
| 			connected = true;
 | |
| 		break;
 | |
| 	case RADEON_HPD_5:
 | |
| 		if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
 | |
| 			connected = true;
 | |
| 		break;
 | |
| 	case RADEON_HPD_6:
 | |
| 		if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
 | |
| 			connected = true;
 | |
| 			break;
 | |
| 	default:
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	return connected;
 | |
| }
 | |
| 
 | |
| void evergreen_hpd_set_polarity(struct radeon_device *rdev,
 | |
| 				enum radeon_hpd_id hpd)
 | |
| {
 | |
| 	u32 tmp;
 | |
| 	bool connected = evergreen_hpd_sense(rdev, hpd);
 | |
| 
 | |
| 	switch (hpd) {
 | |
| 	case RADEON_HPD_1:
 | |
| 		tmp = RREG32(DC_HPD1_INT_CONTROL);
 | |
| 		if (connected)
 | |
| 			tmp &= ~DC_HPDx_INT_POLARITY;
 | |
| 		else
 | |
| 			tmp |= DC_HPDx_INT_POLARITY;
 | |
| 		WREG32(DC_HPD1_INT_CONTROL, tmp);
 | |
| 		break;
 | |
| 	case RADEON_HPD_2:
 | |
| 		tmp = RREG32(DC_HPD2_INT_CONTROL);
 | |
| 		if (connected)
 | |
| 			tmp &= ~DC_HPDx_INT_POLARITY;
 | |
| 		else
 | |
| 			tmp |= DC_HPDx_INT_POLARITY;
 | |
| 		WREG32(DC_HPD2_INT_CONTROL, tmp);
 | |
| 		break;
 | |
| 	case RADEON_HPD_3:
 | |
| 		tmp = RREG32(DC_HPD3_INT_CONTROL);
 | |
| 		if (connected)
 | |
| 			tmp &= ~DC_HPDx_INT_POLARITY;
 | |
| 		else
 | |
| 			tmp |= DC_HPDx_INT_POLARITY;
 | |
| 		WREG32(DC_HPD3_INT_CONTROL, tmp);
 | |
| 		break;
 | |
| 	case RADEON_HPD_4:
 | |
| 		tmp = RREG32(DC_HPD4_INT_CONTROL);
 | |
| 		if (connected)
 | |
| 			tmp &= ~DC_HPDx_INT_POLARITY;
 | |
| 		else
 | |
| 			tmp |= DC_HPDx_INT_POLARITY;
 | |
| 		WREG32(DC_HPD4_INT_CONTROL, tmp);
 | |
| 		break;
 | |
| 	case RADEON_HPD_5:
 | |
| 		tmp = RREG32(DC_HPD5_INT_CONTROL);
 | |
| 		if (connected)
 | |
| 			tmp &= ~DC_HPDx_INT_POLARITY;
 | |
| 		else
 | |
| 			tmp |= DC_HPDx_INT_POLARITY;
 | |
| 		WREG32(DC_HPD5_INT_CONTROL, tmp);
 | |
| 			break;
 | |
| 	case RADEON_HPD_6:
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| 		tmp = RREG32(DC_HPD6_INT_CONTROL);
 | |
| 		if (connected)
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| 			tmp &= ~DC_HPDx_INT_POLARITY;
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| 		else
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| 			tmp |= DC_HPDx_INT_POLARITY;
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| 		WREG32(DC_HPD6_INT_CONTROL, tmp);
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| 		break;
 | |
| 	default:
 | |
| 		break;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| void evergreen_hpd_init(struct radeon_device *rdev)
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| {
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| 	struct drm_device *dev = rdev->ddev;
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| 	struct drm_connector *connector;
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| 	u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) |
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| 		DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN;
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| 
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| 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
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| 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
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| 		switch (radeon_connector->hpd.hpd) {
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| 		case RADEON_HPD_1:
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| 			WREG32(DC_HPD1_CONTROL, tmp);
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| 			rdev->irq.hpd[0] = true;
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| 			break;
 | |
| 		case RADEON_HPD_2:
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| 			WREG32(DC_HPD2_CONTROL, tmp);
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| 			rdev->irq.hpd[1] = true;
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| 			break;
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| 		case RADEON_HPD_3:
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| 			WREG32(DC_HPD3_CONTROL, tmp);
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| 			rdev->irq.hpd[2] = true;
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| 			break;
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| 		case RADEON_HPD_4:
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| 			WREG32(DC_HPD4_CONTROL, tmp);
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| 			rdev->irq.hpd[3] = true;
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| 			break;
 | |
| 		case RADEON_HPD_5:
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| 			WREG32(DC_HPD5_CONTROL, tmp);
 | |
| 			rdev->irq.hpd[4] = true;
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| 			break;
 | |
| 		case RADEON_HPD_6:
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| 			WREG32(DC_HPD6_CONTROL, tmp);
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| 			rdev->irq.hpd[5] = true;
 | |
| 			break;
 | |
| 		default:
 | |
| 			break;
 | |
| 		}
 | |
| 	}
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| 	if (rdev->irq.installed)
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| 		evergreen_irq_set(rdev);
 | |
| }
 | |
| 
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| void evergreen_hpd_fini(struct radeon_device *rdev)
 | |
| {
 | |
| 	struct drm_device *dev = rdev->ddev;
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| 	struct drm_connector *connector;
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| 
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| 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
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| 		struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 | |
| 		switch (radeon_connector->hpd.hpd) {
 | |
| 		case RADEON_HPD_1:
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| 			WREG32(DC_HPD1_CONTROL, 0);
 | |
| 			rdev->irq.hpd[0] = false;
 | |
| 			break;
 | |
| 		case RADEON_HPD_2:
 | |
| 			WREG32(DC_HPD2_CONTROL, 0);
 | |
| 			rdev->irq.hpd[1] = false;
 | |
| 			break;
 | |
| 		case RADEON_HPD_3:
 | |
| 			WREG32(DC_HPD3_CONTROL, 0);
 | |
| 			rdev->irq.hpd[2] = false;
 | |
| 			break;
 | |
| 		case RADEON_HPD_4:
 | |
| 			WREG32(DC_HPD4_CONTROL, 0);
 | |
| 			rdev->irq.hpd[3] = false;
 | |
| 			break;
 | |
| 		case RADEON_HPD_5:
 | |
| 			WREG32(DC_HPD5_CONTROL, 0);
 | |
| 			rdev->irq.hpd[4] = false;
 | |
| 			break;
 | |
| 		case RADEON_HPD_6:
 | |
| 			WREG32(DC_HPD6_CONTROL, 0);
 | |
| 			rdev->irq.hpd[5] = false;
 | |
| 			break;
 | |
| 		default:
 | |
| 			break;
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| /* watermark setup */
 | |
| 
 | |
| static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev,
 | |
| 					struct radeon_crtc *radeon_crtc,
 | |
| 					struct drm_display_mode *mode,
 | |
| 					struct drm_display_mode *other_mode)
 | |
| {
 | |
| 	u32 tmp = 0;
 | |
| 	/*
 | |
| 	 * Line Buffer Setup
 | |
| 	 * There are 3 line buffers, each one shared by 2 display controllers.
 | |
| 	 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
 | |
| 	 * the display controllers.  The paritioning is done via one of four
 | |
| 	 * preset allocations specified in bits 2:0:
 | |
| 	 * first display controller
 | |
| 	 *  0 - first half of lb (3840 * 2)
 | |
| 	 *  1 - first 3/4 of lb (5760 * 2)
 | |
| 	 *  2 - whole lb (7680 * 2)
 | |
| 	 *  3 - first 1/4 of lb (1920 * 2)
 | |
| 	 * second display controller
 | |
| 	 *  4 - second half of lb (3840 * 2)
 | |
| 	 *  5 - second 3/4 of lb (5760 * 2)
 | |
| 	 *  6 - whole lb (7680 * 2)
 | |
| 	 *  7 - last 1/4 of lb (1920 * 2)
 | |
| 	 */
 | |
| 	if (mode && other_mode) {
 | |
| 		if (mode->hdisplay > other_mode->hdisplay) {
 | |
| 			if (mode->hdisplay > 2560)
 | |
| 				tmp = 1; /* 3/4 */
 | |
| 			else
 | |
| 				tmp = 0; /* 1/2 */
 | |
| 		} else if (other_mode->hdisplay > mode->hdisplay) {
 | |
| 			if (other_mode->hdisplay > 2560)
 | |
| 				tmp = 3; /* 1/4 */
 | |
| 			else
 | |
| 				tmp = 0; /* 1/2 */
 | |
| 		} else
 | |
| 			tmp = 0; /* 1/2 */
 | |
| 	} else if (mode)
 | |
| 		tmp = 2; /* whole */
 | |
| 	else if (other_mode)
 | |
| 		tmp = 3; /* 1/4 */
 | |
| 
 | |
| 	/* second controller of the pair uses second half of the lb */
 | |
| 	if (radeon_crtc->crtc_id % 2)
 | |
| 		tmp += 4;
 | |
| 	WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, tmp);
 | |
| 
 | |
| 	switch (tmp) {
 | |
| 	case 0:
 | |
| 	case 4:
 | |
| 	default:
 | |
| 		return 3840 * 2;
 | |
| 	case 1:
 | |
| 	case 5:
 | |
| 		return 5760 * 2;
 | |
| 	case 2:
 | |
| 	case 6:
 | |
| 		return 7680 * 2;
 | |
| 	case 3:
 | |
| 	case 7:
 | |
| 		return 1920 * 2;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 tmp = RREG32(MC_SHARED_CHMAP);
 | |
| 
 | |
| 	switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
 | |
| 	case 0:
 | |
| 	default:
 | |
| 		return 1;
 | |
| 	case 1:
 | |
| 		return 2;
 | |
| 	case 2:
 | |
| 		return 4;
 | |
| 	case 3:
 | |
| 		return 8;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| struct evergreen_wm_params {
 | |
| 	u32 dram_channels; /* number of dram channels */
 | |
| 	u32 yclk;          /* bandwidth per dram data pin in kHz */
 | |
| 	u32 sclk;          /* engine clock in kHz */
 | |
| 	u32 disp_clk;      /* display clock in kHz */
 | |
| 	u32 src_width;     /* viewport width */
 | |
| 	u32 active_time;   /* active display time in ns */
 | |
| 	u32 blank_time;    /* blank time in ns */
 | |
| 	bool interlaced;    /* mode is interlaced */
 | |
| 	fixed20_12 vsc;    /* vertical scale ratio */
 | |
| 	u32 num_heads;     /* number of active crtcs */
 | |
| 	u32 bytes_per_pixel; /* bytes per pixel display + overlay */
 | |
| 	u32 lb_size;       /* line buffer allocated to pipe */
 | |
| 	u32 vtaps;         /* vertical scaler taps */
 | |
| };
 | |
| 
 | |
| static u32 evergreen_dram_bandwidth(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	/* Calculate DRAM Bandwidth and the part allocated to display. */
 | |
| 	fixed20_12 dram_efficiency; /* 0.7 */
 | |
| 	fixed20_12 yclk, dram_channels, bandwidth;
 | |
| 	fixed20_12 a;
 | |
| 
 | |
| 	a.full = dfixed_const(1000);
 | |
| 	yclk.full = dfixed_const(wm->yclk);
 | |
| 	yclk.full = dfixed_div(yclk, a);
 | |
| 	dram_channels.full = dfixed_const(wm->dram_channels * 4);
 | |
| 	a.full = dfixed_const(10);
 | |
| 	dram_efficiency.full = dfixed_const(7);
 | |
| 	dram_efficiency.full = dfixed_div(dram_efficiency, a);
 | |
| 	bandwidth.full = dfixed_mul(dram_channels, yclk);
 | |
| 	bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
 | |
| 
 | |
| 	return dfixed_trunc(bandwidth);
 | |
| }
 | |
| 
 | |
| static u32 evergreen_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	/* Calculate DRAM Bandwidth and the part allocated to display. */
 | |
| 	fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
 | |
| 	fixed20_12 yclk, dram_channels, bandwidth;
 | |
| 	fixed20_12 a;
 | |
| 
 | |
| 	a.full = dfixed_const(1000);
 | |
| 	yclk.full = dfixed_const(wm->yclk);
 | |
| 	yclk.full = dfixed_div(yclk, a);
 | |
| 	dram_channels.full = dfixed_const(wm->dram_channels * 4);
 | |
| 	a.full = dfixed_const(10);
 | |
| 	disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
 | |
| 	disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
 | |
| 	bandwidth.full = dfixed_mul(dram_channels, yclk);
 | |
| 	bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
 | |
| 
 | |
| 	return dfixed_trunc(bandwidth);
 | |
| }
 | |
| 
 | |
| static u32 evergreen_data_return_bandwidth(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	/* Calculate the display Data return Bandwidth */
 | |
| 	fixed20_12 return_efficiency; /* 0.8 */
 | |
| 	fixed20_12 sclk, bandwidth;
 | |
| 	fixed20_12 a;
 | |
| 
 | |
| 	a.full = dfixed_const(1000);
 | |
| 	sclk.full = dfixed_const(wm->sclk);
 | |
| 	sclk.full = dfixed_div(sclk, a);
 | |
| 	a.full = dfixed_const(10);
 | |
| 	return_efficiency.full = dfixed_const(8);
 | |
| 	return_efficiency.full = dfixed_div(return_efficiency, a);
 | |
| 	a.full = dfixed_const(32);
 | |
| 	bandwidth.full = dfixed_mul(a, sclk);
 | |
| 	bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
 | |
| 
 | |
| 	return dfixed_trunc(bandwidth);
 | |
| }
 | |
| 
 | |
| static u32 evergreen_dmif_request_bandwidth(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	/* Calculate the DMIF Request Bandwidth */
 | |
| 	fixed20_12 disp_clk_request_efficiency; /* 0.8 */
 | |
| 	fixed20_12 disp_clk, bandwidth;
 | |
| 	fixed20_12 a;
 | |
| 
 | |
| 	a.full = dfixed_const(1000);
 | |
| 	disp_clk.full = dfixed_const(wm->disp_clk);
 | |
| 	disp_clk.full = dfixed_div(disp_clk, a);
 | |
| 	a.full = dfixed_const(10);
 | |
| 	disp_clk_request_efficiency.full = dfixed_const(8);
 | |
| 	disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
 | |
| 	a.full = dfixed_const(32);
 | |
| 	bandwidth.full = dfixed_mul(a, disp_clk);
 | |
| 	bandwidth.full = dfixed_mul(bandwidth, disp_clk_request_efficiency);
 | |
| 
 | |
| 	return dfixed_trunc(bandwidth);
 | |
| }
 | |
| 
 | |
| static u32 evergreen_available_bandwidth(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	/* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
 | |
| 	u32 dram_bandwidth = evergreen_dram_bandwidth(wm);
 | |
| 	u32 data_return_bandwidth = evergreen_data_return_bandwidth(wm);
 | |
| 	u32 dmif_req_bandwidth = evergreen_dmif_request_bandwidth(wm);
 | |
| 
 | |
| 	return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
 | |
| }
 | |
| 
 | |
| static u32 evergreen_average_bandwidth(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	/* Calculate the display mode Average Bandwidth
 | |
| 	 * DisplayMode should contain the source and destination dimensions,
 | |
| 	 * timing, etc.
 | |
| 	 */
 | |
| 	fixed20_12 bpp;
 | |
| 	fixed20_12 line_time;
 | |
| 	fixed20_12 src_width;
 | |
| 	fixed20_12 bandwidth;
 | |
| 	fixed20_12 a;
 | |
| 
 | |
| 	a.full = dfixed_const(1000);
 | |
| 	line_time.full = dfixed_const(wm->active_time + wm->blank_time);
 | |
| 	line_time.full = dfixed_div(line_time, a);
 | |
| 	bpp.full = dfixed_const(wm->bytes_per_pixel);
 | |
| 	src_width.full = dfixed_const(wm->src_width);
 | |
| 	bandwidth.full = dfixed_mul(src_width, bpp);
 | |
| 	bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
 | |
| 	bandwidth.full = dfixed_div(bandwidth, line_time);
 | |
| 
 | |
| 	return dfixed_trunc(bandwidth);
 | |
| }
 | |
| 
 | |
| static u32 evergreen_latency_watermark(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	/* First calcualte the latency in ns */
 | |
| 	u32 mc_latency = 2000; /* 2000 ns. */
 | |
| 	u32 available_bandwidth = evergreen_available_bandwidth(wm);
 | |
| 	u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
 | |
| 	u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
 | |
| 	u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
 | |
| 	u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
 | |
| 		(wm->num_heads * cursor_line_pair_return_time);
 | |
| 	u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
 | |
| 	u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
 | |
| 	fixed20_12 a, b, c;
 | |
| 
 | |
| 	if (wm->num_heads == 0)
 | |
| 		return 0;
 | |
| 
 | |
| 	a.full = dfixed_const(2);
 | |
| 	b.full = dfixed_const(1);
 | |
| 	if ((wm->vsc.full > a.full) ||
 | |
| 	    ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
 | |
| 	    (wm->vtaps >= 5) ||
 | |
| 	    ((wm->vsc.full >= a.full) && wm->interlaced))
 | |
| 		max_src_lines_per_dst_line = 4;
 | |
| 	else
 | |
| 		max_src_lines_per_dst_line = 2;
 | |
| 
 | |
| 	a.full = dfixed_const(available_bandwidth);
 | |
| 	b.full = dfixed_const(wm->num_heads);
 | |
| 	a.full = dfixed_div(a, b);
 | |
| 
 | |
| 	b.full = dfixed_const(1000);
 | |
| 	c.full = dfixed_const(wm->disp_clk);
 | |
| 	b.full = dfixed_div(c, b);
 | |
| 	c.full = dfixed_const(wm->bytes_per_pixel);
 | |
| 	b.full = dfixed_mul(b, c);
 | |
| 
 | |
| 	lb_fill_bw = min(dfixed_trunc(a), dfixed_trunc(b));
 | |
| 
 | |
| 	a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
 | |
| 	b.full = dfixed_const(1000);
 | |
| 	c.full = dfixed_const(lb_fill_bw);
 | |
| 	b.full = dfixed_div(c, b);
 | |
| 	a.full = dfixed_div(a, b);
 | |
| 	line_fill_time = dfixed_trunc(a);
 | |
| 
 | |
| 	if (line_fill_time < wm->active_time)
 | |
| 		return latency;
 | |
| 	else
 | |
| 		return latency + (line_fill_time - wm->active_time);
 | |
| 
 | |
| }
 | |
| 
 | |
| static bool evergreen_average_bandwidth_vs_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	if (evergreen_average_bandwidth(wm) <=
 | |
| 	    (evergreen_dram_bandwidth_for_display(wm) / wm->num_heads))
 | |
| 		return true;
 | |
| 	else
 | |
| 		return false;
 | |
| };
 | |
| 
 | |
| static bool evergreen_average_bandwidth_vs_available_bandwidth(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	if (evergreen_average_bandwidth(wm) <=
 | |
| 	    (evergreen_available_bandwidth(wm) / wm->num_heads))
 | |
| 		return true;
 | |
| 	else
 | |
| 		return false;
 | |
| };
 | |
| 
 | |
| static bool evergreen_check_latency_hiding(struct evergreen_wm_params *wm)
 | |
| {
 | |
| 	u32 lb_partitions = wm->lb_size / wm->src_width;
 | |
| 	u32 line_time = wm->active_time + wm->blank_time;
 | |
| 	u32 latency_tolerant_lines;
 | |
| 	u32 latency_hiding;
 | |
| 	fixed20_12 a;
 | |
| 
 | |
| 	a.full = dfixed_const(1);
 | |
| 	if (wm->vsc.full > a.full)
 | |
| 		latency_tolerant_lines = 1;
 | |
| 	else {
 | |
| 		if (lb_partitions <= (wm->vtaps + 1))
 | |
| 			latency_tolerant_lines = 1;
 | |
| 		else
 | |
| 			latency_tolerant_lines = 2;
 | |
| 	}
 | |
| 
 | |
| 	latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
 | |
| 
 | |
| 	if (evergreen_latency_watermark(wm) <= latency_hiding)
 | |
| 		return true;
 | |
| 	else
 | |
| 		return false;
 | |
| }
 | |
| 
 | |
| static void evergreen_program_watermarks(struct radeon_device *rdev,
 | |
| 					 struct radeon_crtc *radeon_crtc,
 | |
| 					 u32 lb_size, u32 num_heads)
 | |
| {
 | |
| 	struct drm_display_mode *mode = &radeon_crtc->base.mode;
 | |
| 	struct evergreen_wm_params wm;
 | |
| 	u32 pixel_period;
 | |
| 	u32 line_time = 0;
 | |
| 	u32 latency_watermark_a = 0, latency_watermark_b = 0;
 | |
| 	u32 priority_a_mark = 0, priority_b_mark = 0;
 | |
| 	u32 priority_a_cnt = PRIORITY_OFF;
 | |
| 	u32 priority_b_cnt = PRIORITY_OFF;
 | |
| 	u32 pipe_offset = radeon_crtc->crtc_id * 16;
 | |
| 	u32 tmp, arb_control3;
 | |
| 	fixed20_12 a, b, c;
 | |
| 
 | |
| 	if (radeon_crtc->base.enabled && num_heads && mode) {
 | |
| 		pixel_period = 1000000 / (u32)mode->clock;
 | |
| 		line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
 | |
| 		priority_a_cnt = 0;
 | |
| 		priority_b_cnt = 0;
 | |
| 
 | |
| 		wm.yclk = rdev->pm.current_mclk * 10;
 | |
| 		wm.sclk = rdev->pm.current_sclk * 10;
 | |
| 		wm.disp_clk = mode->clock;
 | |
| 		wm.src_width = mode->crtc_hdisplay;
 | |
| 		wm.active_time = mode->crtc_hdisplay * pixel_period;
 | |
| 		wm.blank_time = line_time - wm.active_time;
 | |
| 		wm.interlaced = false;
 | |
| 		if (mode->flags & DRM_MODE_FLAG_INTERLACE)
 | |
| 			wm.interlaced = true;
 | |
| 		wm.vsc = radeon_crtc->vsc;
 | |
| 		wm.vtaps = 1;
 | |
| 		if (radeon_crtc->rmx_type != RMX_OFF)
 | |
| 			wm.vtaps = 2;
 | |
| 		wm.bytes_per_pixel = 4; /* XXX: get this from fb config */
 | |
| 		wm.lb_size = lb_size;
 | |
| 		wm.dram_channels = evergreen_get_number_of_dram_channels(rdev);
 | |
| 		wm.num_heads = num_heads;
 | |
| 
 | |
| 		/* set for high clocks */
 | |
| 		latency_watermark_a = min(evergreen_latency_watermark(&wm), (u32)65535);
 | |
| 		/* set for low clocks */
 | |
| 		/* wm.yclk = low clk; wm.sclk = low clk */
 | |
| 		latency_watermark_b = min(evergreen_latency_watermark(&wm), (u32)65535);
 | |
| 
 | |
| 		/* possibly force display priority to high */
 | |
| 		/* should really do this at mode validation time... */
 | |
| 		if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm) ||
 | |
| 		    !evergreen_average_bandwidth_vs_available_bandwidth(&wm) ||
 | |
| 		    !evergreen_check_latency_hiding(&wm) ||
 | |
| 		    (rdev->disp_priority == 2)) {
 | |
| 			DRM_INFO("force priority to high\n");
 | |
| 			priority_a_cnt |= PRIORITY_ALWAYS_ON;
 | |
| 			priority_b_cnt |= PRIORITY_ALWAYS_ON;
 | |
| 		}
 | |
| 
 | |
| 		a.full = dfixed_const(1000);
 | |
| 		b.full = dfixed_const(mode->clock);
 | |
| 		b.full = dfixed_div(b, a);
 | |
| 		c.full = dfixed_const(latency_watermark_a);
 | |
| 		c.full = dfixed_mul(c, b);
 | |
| 		c.full = dfixed_mul(c, radeon_crtc->hsc);
 | |
| 		c.full = dfixed_div(c, a);
 | |
| 		a.full = dfixed_const(16);
 | |
| 		c.full = dfixed_div(c, a);
 | |
| 		priority_a_mark = dfixed_trunc(c);
 | |
| 		priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
 | |
| 
 | |
| 		a.full = dfixed_const(1000);
 | |
| 		b.full = dfixed_const(mode->clock);
 | |
| 		b.full = dfixed_div(b, a);
 | |
| 		c.full = dfixed_const(latency_watermark_b);
 | |
| 		c.full = dfixed_mul(c, b);
 | |
| 		c.full = dfixed_mul(c, radeon_crtc->hsc);
 | |
| 		c.full = dfixed_div(c, a);
 | |
| 		a.full = dfixed_const(16);
 | |
| 		c.full = dfixed_div(c, a);
 | |
| 		priority_b_mark = dfixed_trunc(c);
 | |
| 		priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
 | |
| 	}
 | |
| 
 | |
| 	/* select wm A */
 | |
| 	arb_control3 = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
 | |
| 	tmp = arb_control3;
 | |
| 	tmp &= ~LATENCY_WATERMARK_MASK(3);
 | |
| 	tmp |= LATENCY_WATERMARK_MASK(1);
 | |
| 	WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
 | |
| 	WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
 | |
| 	       (LATENCY_LOW_WATERMARK(latency_watermark_a) |
 | |
| 		LATENCY_HIGH_WATERMARK(line_time)));
 | |
| 	/* select wm B */
 | |
| 	tmp = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
 | |
| 	tmp &= ~LATENCY_WATERMARK_MASK(3);
 | |
| 	tmp |= LATENCY_WATERMARK_MASK(2);
 | |
| 	WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
 | |
| 	WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
 | |
| 	       (LATENCY_LOW_WATERMARK(latency_watermark_b) |
 | |
| 		LATENCY_HIGH_WATERMARK(line_time)));
 | |
| 	/* restore original selection */
 | |
| 	WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, arb_control3);
 | |
| 
 | |
| 	/* write the priority marks */
 | |
| 	WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt);
 | |
| 	WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt);
 | |
| 
 | |
| }
 | |
| 
 | |
| void evergreen_bandwidth_update(struct radeon_device *rdev)
 | |
| {
 | |
| 	struct drm_display_mode *mode0 = NULL;
 | |
| 	struct drm_display_mode *mode1 = NULL;
 | |
| 	u32 num_heads = 0, lb_size;
 | |
| 	int i;
 | |
| 
 | |
| 	radeon_update_display_priority(rdev);
 | |
| 
 | |
| 	for (i = 0; i < rdev->num_crtc; i++) {
 | |
| 		if (rdev->mode_info.crtcs[i]->base.enabled)
 | |
| 			num_heads++;
 | |
| 	}
 | |
| 	for (i = 0; i < rdev->num_crtc; i += 2) {
 | |
| 		mode0 = &rdev->mode_info.crtcs[i]->base.mode;
 | |
| 		mode1 = &rdev->mode_info.crtcs[i+1]->base.mode;
 | |
| 		lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1);
 | |
| 		evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);
 | |
| 		lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0);
 | |
| 		evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| static int evergreen_mc_wait_for_idle(struct radeon_device *rdev)
 | |
| {
 | |
| 	unsigned i;
 | |
| 	u32 tmp;
 | |
| 
 | |
| 	for (i = 0; i < rdev->usec_timeout; i++) {
 | |
| 		/* read MC_STATUS */
 | |
| 		tmp = RREG32(SRBM_STATUS) & 0x1F00;
 | |
| 		if (!tmp)
 | |
| 			return 0;
 | |
| 		udelay(1);
 | |
| 	}
 | |
| 	return -1;
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * GART
 | |
|  */
 | |
| void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev)
 | |
| {
 | |
| 	unsigned i;
 | |
| 	u32 tmp;
 | |
| 
 | |
| 	WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
 | |
| 	for (i = 0; i < rdev->usec_timeout; i++) {
 | |
| 		/* read MC_STATUS */
 | |
| 		tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
 | |
| 		tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
 | |
| 		if (tmp == 2) {
 | |
| 			printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
 | |
| 			return;
 | |
| 		}
 | |
| 		if (tmp) {
 | |
| 			return;
 | |
| 		}
 | |
| 		udelay(1);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| int evergreen_pcie_gart_enable(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 tmp;
 | |
| 	int r;
 | |
| 
 | |
| 	if (rdev->gart.table.vram.robj == NULL) {
 | |
| 		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
 | |
| 		return -EINVAL;
 | |
| 	}
 | |
| 	r = radeon_gart_table_vram_pin(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 	radeon_gart_restore(rdev);
 | |
| 	/* Setup L2 cache */
 | |
| 	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
 | |
| 				ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
 | |
| 				EFFECTIVE_L2_QUEUE_SIZE(7));
 | |
| 	WREG32(VM_L2_CNTL2, 0);
 | |
| 	WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
 | |
| 	/* Setup TLB control */
 | |
| 	tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
 | |
| 		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
 | |
| 		SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
 | |
| 		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
 | |
| 	WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
 | |
| 	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
 | |
| 	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
 | |
| 	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
 | |
| 	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
 | |
| 				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
 | |
| 	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
 | |
| 			(u32)(rdev->dummy_page.addr >> 12));
 | |
| 	WREG32(VM_CONTEXT1_CNTL, 0);
 | |
| 
 | |
| 	evergreen_pcie_gart_tlb_flush(rdev);
 | |
| 	rdev->gart.ready = true;
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| void evergreen_pcie_gart_disable(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 tmp;
 | |
| 	int r;
 | |
| 
 | |
| 	/* Disable all tables */
 | |
| 	WREG32(VM_CONTEXT0_CNTL, 0);
 | |
| 	WREG32(VM_CONTEXT1_CNTL, 0);
 | |
| 
 | |
| 	/* Setup L2 cache */
 | |
| 	WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
 | |
| 				EFFECTIVE_L2_QUEUE_SIZE(7));
 | |
| 	WREG32(VM_L2_CNTL2, 0);
 | |
| 	WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
 | |
| 	/* Setup TLB control */
 | |
| 	tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
 | |
| 	WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
 | |
| 	if (rdev->gart.table.vram.robj) {
 | |
| 		r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
 | |
| 		if (likely(r == 0)) {
 | |
| 			radeon_bo_kunmap(rdev->gart.table.vram.robj);
 | |
| 			radeon_bo_unpin(rdev->gart.table.vram.robj);
 | |
| 			radeon_bo_unreserve(rdev->gart.table.vram.robj);
 | |
| 		}
 | |
| 	}
 | |
| }
 | |
| 
 | |
| void evergreen_pcie_gart_fini(struct radeon_device *rdev)
 | |
| {
 | |
| 	evergreen_pcie_gart_disable(rdev);
 | |
| 	radeon_gart_table_vram_free(rdev);
 | |
| 	radeon_gart_fini(rdev);
 | |
| }
 | |
| 
 | |
| 
 | |
| void evergreen_agp_enable(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 tmp;
 | |
| 
 | |
| 	/* Setup L2 cache */
 | |
| 	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
 | |
| 				ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
 | |
| 				EFFECTIVE_L2_QUEUE_SIZE(7));
 | |
| 	WREG32(VM_L2_CNTL2, 0);
 | |
| 	WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
 | |
| 	/* Setup TLB control */
 | |
| 	tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
 | |
| 		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
 | |
| 		SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
 | |
| 		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
 | |
| 	WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
 | |
| 	WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
 | |
| 	WREG32(VM_CONTEXT0_CNTL, 0);
 | |
| 	WREG32(VM_CONTEXT1_CNTL, 0);
 | |
| }
 | |
| 
 | |
| static void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save)
 | |
| {
 | |
| 	save->vga_control[0] = RREG32(D1VGA_CONTROL);
 | |
| 	save->vga_control[1] = RREG32(D2VGA_CONTROL);
 | |
| 	save->vga_control[2] = RREG32(EVERGREEN_D3VGA_CONTROL);
 | |
| 	save->vga_control[3] = RREG32(EVERGREEN_D4VGA_CONTROL);
 | |
| 	save->vga_control[4] = RREG32(EVERGREEN_D5VGA_CONTROL);
 | |
| 	save->vga_control[5] = RREG32(EVERGREEN_D6VGA_CONTROL);
 | |
| 	save->vga_render_control = RREG32(VGA_RENDER_CONTROL);
 | |
| 	save->vga_hdp_control = RREG32(VGA_HDP_CONTROL);
 | |
| 	save->crtc_control[0] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET);
 | |
| 	save->crtc_control[1] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET);
 | |
| 	save->crtc_control[2] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET);
 | |
| 	save->crtc_control[3] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET);
 | |
| 	save->crtc_control[4] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET);
 | |
| 	save->crtc_control[5] = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET);
 | |
| 
 | |
| 	/* Stop all video */
 | |
| 	WREG32(VGA_RENDER_CONTROL, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
 | |
| 
 | |
| 	WREG32(D1VGA_CONTROL, 0);
 | |
| 	WREG32(D2VGA_CONTROL, 0);
 | |
| 	WREG32(EVERGREEN_D3VGA_CONTROL, 0);
 | |
| 	WREG32(EVERGREEN_D4VGA_CONTROL, 0);
 | |
| 	WREG32(EVERGREEN_D5VGA_CONTROL, 0);
 | |
| 	WREG32(EVERGREEN_D6VGA_CONTROL, 0);
 | |
| }
 | |
| 
 | |
| static void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save)
 | |
| {
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC0_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC0_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC0_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC0_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC1_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC1_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC1_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC1_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC2_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC2_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC2_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC2_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC3_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC3_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC3_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC3_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC4_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC4_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC4_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC4_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC5_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + EVERGREEN_CRTC5_REGISTER_OFFSET,
 | |
| 	       upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + EVERGREEN_CRTC5_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 	WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + EVERGREEN_CRTC5_REGISTER_OFFSET,
 | |
| 	       (u32)rdev->mc.vram_start);
 | |
| 
 | |
| 	WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(rdev->mc.vram_start));
 | |
| 	WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS, (u32)rdev->mc.vram_start);
 | |
| 	/* Unlock host access */
 | |
| 	WREG32(VGA_HDP_CONTROL, save->vga_hdp_control);
 | |
| 	mdelay(1);
 | |
| 	/* Restore video state */
 | |
| 	WREG32(D1VGA_CONTROL, save->vga_control[0]);
 | |
| 	WREG32(D2VGA_CONTROL, save->vga_control[1]);
 | |
| 	WREG32(EVERGREEN_D3VGA_CONTROL, save->vga_control[2]);
 | |
| 	WREG32(EVERGREEN_D4VGA_CONTROL, save->vga_control[3]);
 | |
| 	WREG32(EVERGREEN_D5VGA_CONTROL, save->vga_control[4]);
 | |
| 	WREG32(EVERGREEN_D6VGA_CONTROL, save->vga_control[5]);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 1);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, save->crtc_control[0]);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, save->crtc_control[1]);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, save->crtc_control[2]);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, save->crtc_control[3]);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, save->crtc_control[4]);
 | |
| 	WREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, save->crtc_control[5]);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
 | |
| 	WREG32(EVERGREEN_CRTC_UPDATE_LOCK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
 | |
| 	WREG32(VGA_RENDER_CONTROL, save->vga_render_control);
 | |
| }
 | |
| 
 | |
| static void evergreen_mc_program(struct radeon_device *rdev)
 | |
| {
 | |
| 	struct evergreen_mc_save save;
 | |
| 	u32 tmp;
 | |
| 	int i, j;
 | |
| 
 | |
| 	/* Initialize HDP */
 | |
| 	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
 | |
| 		WREG32((0x2c14 + j), 0x00000000);
 | |
| 		WREG32((0x2c18 + j), 0x00000000);
 | |
| 		WREG32((0x2c1c + j), 0x00000000);
 | |
| 		WREG32((0x2c20 + j), 0x00000000);
 | |
| 		WREG32((0x2c24 + j), 0x00000000);
 | |
| 	}
 | |
| 	WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
 | |
| 
 | |
| 	evergreen_mc_stop(rdev, &save);
 | |
| 	if (evergreen_mc_wait_for_idle(rdev)) {
 | |
| 		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
 | |
| 	}
 | |
| 	/* Lockout access through VGA aperture*/
 | |
| 	WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
 | |
| 	/* Update configuration */
 | |
| 	if (rdev->flags & RADEON_IS_AGP) {
 | |
| 		if (rdev->mc.vram_start < rdev->mc.gtt_start) {
 | |
| 			/* VRAM before AGP */
 | |
| 			WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
 | |
| 				rdev->mc.vram_start >> 12);
 | |
| 			WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 | |
| 				rdev->mc.gtt_end >> 12);
 | |
| 		} else {
 | |
| 			/* VRAM after AGP */
 | |
| 			WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
 | |
| 				rdev->mc.gtt_start >> 12);
 | |
| 			WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 | |
| 				rdev->mc.vram_end >> 12);
 | |
| 		}
 | |
| 	} else {
 | |
| 		WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
 | |
| 			rdev->mc.vram_start >> 12);
 | |
| 		WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
 | |
| 			rdev->mc.vram_end >> 12);
 | |
| 	}
 | |
| 	WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
 | |
| 	tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
 | |
| 	tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
 | |
| 	WREG32(MC_VM_FB_LOCATION, tmp);
 | |
| 	WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
 | |
| 	WREG32(HDP_NONSURFACE_INFO, (2 << 7));
 | |
| 	WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
 | |
| 	if (rdev->flags & RADEON_IS_AGP) {
 | |
| 		WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
 | |
| 		WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
 | |
| 		WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
 | |
| 	} else {
 | |
| 		WREG32(MC_VM_AGP_BASE, 0);
 | |
| 		WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
 | |
| 		WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
 | |
| 	}
 | |
| 	if (evergreen_mc_wait_for_idle(rdev)) {
 | |
| 		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
 | |
| 	}
 | |
| 	evergreen_mc_resume(rdev, &save);
 | |
| 	/* we need to own VRAM, so turn off the VGA renderer here
 | |
| 	 * to stop it overwriting our objects */
 | |
| 	rv515_vga_render_disable(rdev);
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * CP.
 | |
|  */
 | |
| 
 | |
| static int evergreen_cp_load_microcode(struct radeon_device *rdev)
 | |
| {
 | |
| 	const __be32 *fw_data;
 | |
| 	int i;
 | |
| 
 | |
| 	if (!rdev->me_fw || !rdev->pfp_fw)
 | |
| 		return -EINVAL;
 | |
| 
 | |
| 	r700_cp_stop(rdev);
 | |
| 	WREG32(CP_RB_CNTL, RB_NO_UPDATE | (15 << 8) | (3 << 0));
 | |
| 
 | |
| 	fw_data = (const __be32 *)rdev->pfp_fw->data;
 | |
| 	WREG32(CP_PFP_UCODE_ADDR, 0);
 | |
| 	for (i = 0; i < EVERGREEN_PFP_UCODE_SIZE; i++)
 | |
| 		WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
 | |
| 	WREG32(CP_PFP_UCODE_ADDR, 0);
 | |
| 
 | |
| 	fw_data = (const __be32 *)rdev->me_fw->data;
 | |
| 	WREG32(CP_ME_RAM_WADDR, 0);
 | |
| 	for (i = 0; i < EVERGREEN_PM4_UCODE_SIZE; i++)
 | |
| 		WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
 | |
| 
 | |
| 	WREG32(CP_PFP_UCODE_ADDR, 0);
 | |
| 	WREG32(CP_ME_RAM_WADDR, 0);
 | |
| 	WREG32(CP_ME_RAM_RADDR, 0);
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int evergreen_cp_start(struct radeon_device *rdev)
 | |
| {
 | |
| 	int r, i;
 | |
| 	uint32_t cp_me;
 | |
| 
 | |
| 	r = radeon_ring_lock(rdev, 7);
 | |
| 	if (r) {
 | |
| 		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
 | |
| 		return r;
 | |
| 	}
 | |
| 	radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
 | |
| 	radeon_ring_write(rdev, 0x1);
 | |
| 	radeon_ring_write(rdev, 0x0);
 | |
| 	radeon_ring_write(rdev, rdev->config.evergreen.max_hw_contexts - 1);
 | |
| 	radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
 | |
| 	radeon_ring_write(rdev, 0);
 | |
| 	radeon_ring_write(rdev, 0);
 | |
| 	radeon_ring_unlock_commit(rdev);
 | |
| 
 | |
| 	cp_me = 0xff;
 | |
| 	WREG32(CP_ME_CNTL, cp_me);
 | |
| 
 | |
| 	r = radeon_ring_lock(rdev, evergreen_default_size + 15);
 | |
| 	if (r) {
 | |
| 		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
 | |
| 		return r;
 | |
| 	}
 | |
| 
 | |
| 	/* setup clear context state */
 | |
| 	radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
 | |
| 	radeon_ring_write(rdev, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
 | |
| 
 | |
| 	for (i = 0; i < evergreen_default_size; i++)
 | |
| 		radeon_ring_write(rdev, evergreen_default_state[i]);
 | |
| 
 | |
| 	radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
 | |
| 	radeon_ring_write(rdev, PACKET3_PREAMBLE_END_CLEAR_STATE);
 | |
| 
 | |
| 	/* set clear context state */
 | |
| 	radeon_ring_write(rdev, PACKET3(PACKET3_CLEAR_STATE, 0));
 | |
| 	radeon_ring_write(rdev, 0);
 | |
| 
 | |
| 	/* SQ_VTX_BASE_VTX_LOC */
 | |
| 	radeon_ring_write(rdev, 0xc0026f00);
 | |
| 	radeon_ring_write(rdev, 0x00000000);
 | |
| 	radeon_ring_write(rdev, 0x00000000);
 | |
| 	radeon_ring_write(rdev, 0x00000000);
 | |
| 
 | |
| 	/* Clear consts */
 | |
| 	radeon_ring_write(rdev, 0xc0036f00);
 | |
| 	radeon_ring_write(rdev, 0x00000bc4);
 | |
| 	radeon_ring_write(rdev, 0xffffffff);
 | |
| 	radeon_ring_write(rdev, 0xffffffff);
 | |
| 	radeon_ring_write(rdev, 0xffffffff);
 | |
| 
 | |
| 	radeon_ring_unlock_commit(rdev);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| int evergreen_cp_resume(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 tmp;
 | |
| 	u32 rb_bufsz;
 | |
| 	int r;
 | |
| 
 | |
| 	/* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
 | |
| 	WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
 | |
| 				 SOFT_RESET_PA |
 | |
| 				 SOFT_RESET_SH |
 | |
| 				 SOFT_RESET_VGT |
 | |
| 				 SOFT_RESET_SX));
 | |
| 	RREG32(GRBM_SOFT_RESET);
 | |
| 	mdelay(15);
 | |
| 	WREG32(GRBM_SOFT_RESET, 0);
 | |
| 	RREG32(GRBM_SOFT_RESET);
 | |
| 
 | |
| 	/* Set ring buffer size */
 | |
| 	rb_bufsz = drm_order(rdev->cp.ring_size / 8);
 | |
| 	tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
 | |
| #ifdef __BIG_ENDIAN
 | |
| 	tmp |= BUF_SWAP_32BIT;
 | |
| #endif
 | |
| 	WREG32(CP_RB_CNTL, tmp);
 | |
| 	WREG32(CP_SEM_WAIT_TIMER, 0x4);
 | |
| 
 | |
| 	/* Set the write pointer delay */
 | |
| 	WREG32(CP_RB_WPTR_DELAY, 0);
 | |
| 
 | |
| 	/* Initialize the ring buffer's read and write pointers */
 | |
| 	WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
 | |
| 	WREG32(CP_RB_RPTR_WR, 0);
 | |
| 	WREG32(CP_RB_WPTR, 0);
 | |
| 
 | |
| 	/* set the wb address wether it's enabled or not */
 | |
| 	WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
 | |
| 	WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
 | |
| 	WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
 | |
| 
 | |
| 	if (rdev->wb.enabled)
 | |
| 		WREG32(SCRATCH_UMSK, 0xff);
 | |
| 	else {
 | |
| 		tmp |= RB_NO_UPDATE;
 | |
| 		WREG32(SCRATCH_UMSK, 0);
 | |
| 	}
 | |
| 
 | |
| 	mdelay(1);
 | |
| 	WREG32(CP_RB_CNTL, tmp);
 | |
| 
 | |
| 	WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8);
 | |
| 	WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
 | |
| 
 | |
| 	rdev->cp.rptr = RREG32(CP_RB_RPTR);
 | |
| 	rdev->cp.wptr = RREG32(CP_RB_WPTR);
 | |
| 
 | |
| 	evergreen_cp_start(rdev);
 | |
| 	rdev->cp.ready = true;
 | |
| 	r = radeon_ring_test(rdev);
 | |
| 	if (r) {
 | |
| 		rdev->cp.ready = false;
 | |
| 		return r;
 | |
| 	}
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * Core functions
 | |
|  */
 | |
| static u32 evergreen_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
 | |
| 						  u32 num_tile_pipes,
 | |
| 						  u32 num_backends,
 | |
| 						  u32 backend_disable_mask)
 | |
| {
 | |
| 	u32 backend_map = 0;
 | |
| 	u32 enabled_backends_mask = 0;
 | |
| 	u32 enabled_backends_count = 0;
 | |
| 	u32 cur_pipe;
 | |
| 	u32 swizzle_pipe[EVERGREEN_MAX_PIPES];
 | |
| 	u32 cur_backend = 0;
 | |
| 	u32 i;
 | |
| 	bool force_no_swizzle;
 | |
| 
 | |
| 	if (num_tile_pipes > EVERGREEN_MAX_PIPES)
 | |
| 		num_tile_pipes = EVERGREEN_MAX_PIPES;
 | |
| 	if (num_tile_pipes < 1)
 | |
| 		num_tile_pipes = 1;
 | |
| 	if (num_backends > EVERGREEN_MAX_BACKENDS)
 | |
| 		num_backends = EVERGREEN_MAX_BACKENDS;
 | |
| 	if (num_backends < 1)
 | |
| 		num_backends = 1;
 | |
| 
 | |
| 	for (i = 0; i < EVERGREEN_MAX_BACKENDS; ++i) {
 | |
| 		if (((backend_disable_mask >> i) & 1) == 0) {
 | |
| 			enabled_backends_mask |= (1 << i);
 | |
| 			++enabled_backends_count;
 | |
| 		}
 | |
| 		if (enabled_backends_count == num_backends)
 | |
| 			break;
 | |
| 	}
 | |
| 
 | |
| 	if (enabled_backends_count == 0) {
 | |
| 		enabled_backends_mask = 1;
 | |
| 		enabled_backends_count = 1;
 | |
| 	}
 | |
| 
 | |
| 	if (enabled_backends_count != num_backends)
 | |
| 		num_backends = enabled_backends_count;
 | |
| 
 | |
| 	memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * EVERGREEN_MAX_PIPES);
 | |
| 	switch (rdev->family) {
 | |
| 	case CHIP_CEDAR:
 | |
| 	case CHIP_REDWOOD:
 | |
| 		force_no_swizzle = false;
 | |
| 		break;
 | |
| 	case CHIP_CYPRESS:
 | |
| 	case CHIP_HEMLOCK:
 | |
| 	case CHIP_JUNIPER:
 | |
| 	default:
 | |
| 		force_no_swizzle = true;
 | |
| 		break;
 | |
| 	}
 | |
| 	if (force_no_swizzle) {
 | |
| 		bool last_backend_enabled = false;
 | |
| 
 | |
| 		force_no_swizzle = false;
 | |
| 		for (i = 0; i < EVERGREEN_MAX_BACKENDS; ++i) {
 | |
| 			if (((enabled_backends_mask >> i) & 1) == 1) {
 | |
| 				if (last_backend_enabled)
 | |
| 					force_no_swizzle = true;
 | |
| 				last_backend_enabled = true;
 | |
| 			} else
 | |
| 				last_backend_enabled = false;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	switch (num_tile_pipes) {
 | |
| 	case 1:
 | |
| 	case 3:
 | |
| 	case 5:
 | |
| 	case 7:
 | |
| 		DRM_ERROR("odd number of pipes!\n");
 | |
| 		break;
 | |
| 	case 2:
 | |
| 		swizzle_pipe[0] = 0;
 | |
| 		swizzle_pipe[1] = 1;
 | |
| 		break;
 | |
| 	case 4:
 | |
| 		if (force_no_swizzle) {
 | |
| 			swizzle_pipe[0] = 0;
 | |
| 			swizzle_pipe[1] = 1;
 | |
| 			swizzle_pipe[2] = 2;
 | |
| 			swizzle_pipe[3] = 3;
 | |
| 		} else {
 | |
| 			swizzle_pipe[0] = 0;
 | |
| 			swizzle_pipe[1] = 2;
 | |
| 			swizzle_pipe[2] = 1;
 | |
| 			swizzle_pipe[3] = 3;
 | |
| 		}
 | |
| 		break;
 | |
| 	case 6:
 | |
| 		if (force_no_swizzle) {
 | |
| 			swizzle_pipe[0] = 0;
 | |
| 			swizzle_pipe[1] = 1;
 | |
| 			swizzle_pipe[2] = 2;
 | |
| 			swizzle_pipe[3] = 3;
 | |
| 			swizzle_pipe[4] = 4;
 | |
| 			swizzle_pipe[5] = 5;
 | |
| 		} else {
 | |
| 			swizzle_pipe[0] = 0;
 | |
| 			swizzle_pipe[1] = 2;
 | |
| 			swizzle_pipe[2] = 4;
 | |
| 			swizzle_pipe[3] = 1;
 | |
| 			swizzle_pipe[4] = 3;
 | |
| 			swizzle_pipe[5] = 5;
 | |
| 		}
 | |
| 		break;
 | |
| 	case 8:
 | |
| 		if (force_no_swizzle) {
 | |
| 			swizzle_pipe[0] = 0;
 | |
| 			swizzle_pipe[1] = 1;
 | |
| 			swizzle_pipe[2] = 2;
 | |
| 			swizzle_pipe[3] = 3;
 | |
| 			swizzle_pipe[4] = 4;
 | |
| 			swizzle_pipe[5] = 5;
 | |
| 			swizzle_pipe[6] = 6;
 | |
| 			swizzle_pipe[7] = 7;
 | |
| 		} else {
 | |
| 			swizzle_pipe[0] = 0;
 | |
| 			swizzle_pipe[1] = 2;
 | |
| 			swizzle_pipe[2] = 4;
 | |
| 			swizzle_pipe[3] = 6;
 | |
| 			swizzle_pipe[4] = 1;
 | |
| 			swizzle_pipe[5] = 3;
 | |
| 			swizzle_pipe[6] = 5;
 | |
| 			swizzle_pipe[7] = 7;
 | |
| 		}
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
 | |
| 		while (((1 << cur_backend) & enabled_backends_mask) == 0)
 | |
| 			cur_backend = (cur_backend + 1) % EVERGREEN_MAX_BACKENDS;
 | |
| 
 | |
| 		backend_map |= (((cur_backend & 0xf) << (swizzle_pipe[cur_pipe] * 4)));
 | |
| 
 | |
| 		cur_backend = (cur_backend + 1) % EVERGREEN_MAX_BACKENDS;
 | |
| 	}
 | |
| 
 | |
| 	return backend_map;
 | |
| }
 | |
| 
 | |
| static void evergreen_gpu_init(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 cc_rb_backend_disable = 0;
 | |
| 	u32 cc_gc_shader_pipe_config;
 | |
| 	u32 gb_addr_config = 0;
 | |
| 	u32 mc_shared_chmap, mc_arb_ramcfg;
 | |
| 	u32 gb_backend_map;
 | |
| 	u32 grbm_gfx_index;
 | |
| 	u32 sx_debug_1;
 | |
| 	u32 smx_dc_ctl0;
 | |
| 	u32 sq_config;
 | |
| 	u32 sq_lds_resource_mgmt;
 | |
| 	u32 sq_gpr_resource_mgmt_1;
 | |
| 	u32 sq_gpr_resource_mgmt_2;
 | |
| 	u32 sq_gpr_resource_mgmt_3;
 | |
| 	u32 sq_thread_resource_mgmt;
 | |
| 	u32 sq_thread_resource_mgmt_2;
 | |
| 	u32 sq_stack_resource_mgmt_1;
 | |
| 	u32 sq_stack_resource_mgmt_2;
 | |
| 	u32 sq_stack_resource_mgmt_3;
 | |
| 	u32 vgt_cache_invalidation;
 | |
| 	u32 hdp_host_path_cntl;
 | |
| 	int i, j, num_shader_engines, ps_thread_count;
 | |
| 
 | |
| 	switch (rdev->family) {
 | |
| 	case CHIP_CYPRESS:
 | |
| 	case CHIP_HEMLOCK:
 | |
| 		rdev->config.evergreen.num_ses = 2;
 | |
| 		rdev->config.evergreen.max_pipes = 4;
 | |
| 		rdev->config.evergreen.max_tile_pipes = 8;
 | |
| 		rdev->config.evergreen.max_simds = 10;
 | |
| 		rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
 | |
| 		rdev->config.evergreen.max_gprs = 256;
 | |
| 		rdev->config.evergreen.max_threads = 248;
 | |
| 		rdev->config.evergreen.max_gs_threads = 32;
 | |
| 		rdev->config.evergreen.max_stack_entries = 512;
 | |
| 		rdev->config.evergreen.sx_num_of_sets = 4;
 | |
| 		rdev->config.evergreen.sx_max_export_size = 256;
 | |
| 		rdev->config.evergreen.sx_max_export_pos_size = 64;
 | |
| 		rdev->config.evergreen.sx_max_export_smx_size = 192;
 | |
| 		rdev->config.evergreen.max_hw_contexts = 8;
 | |
| 		rdev->config.evergreen.sq_num_cf_insts = 2;
 | |
| 
 | |
| 		rdev->config.evergreen.sc_prim_fifo_size = 0x100;
 | |
| 		rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
 | |
| 		rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
 | |
| 		break;
 | |
| 	case CHIP_JUNIPER:
 | |
| 		rdev->config.evergreen.num_ses = 1;
 | |
| 		rdev->config.evergreen.max_pipes = 4;
 | |
| 		rdev->config.evergreen.max_tile_pipes = 4;
 | |
| 		rdev->config.evergreen.max_simds = 10;
 | |
| 		rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
 | |
| 		rdev->config.evergreen.max_gprs = 256;
 | |
| 		rdev->config.evergreen.max_threads = 248;
 | |
| 		rdev->config.evergreen.max_gs_threads = 32;
 | |
| 		rdev->config.evergreen.max_stack_entries = 512;
 | |
| 		rdev->config.evergreen.sx_num_of_sets = 4;
 | |
| 		rdev->config.evergreen.sx_max_export_size = 256;
 | |
| 		rdev->config.evergreen.sx_max_export_pos_size = 64;
 | |
| 		rdev->config.evergreen.sx_max_export_smx_size = 192;
 | |
| 		rdev->config.evergreen.max_hw_contexts = 8;
 | |
| 		rdev->config.evergreen.sq_num_cf_insts = 2;
 | |
| 
 | |
| 		rdev->config.evergreen.sc_prim_fifo_size = 0x100;
 | |
| 		rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
 | |
| 		rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
 | |
| 		break;
 | |
| 	case CHIP_REDWOOD:
 | |
| 		rdev->config.evergreen.num_ses = 1;
 | |
| 		rdev->config.evergreen.max_pipes = 4;
 | |
| 		rdev->config.evergreen.max_tile_pipes = 4;
 | |
| 		rdev->config.evergreen.max_simds = 5;
 | |
| 		rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
 | |
| 		rdev->config.evergreen.max_gprs = 256;
 | |
| 		rdev->config.evergreen.max_threads = 248;
 | |
| 		rdev->config.evergreen.max_gs_threads = 32;
 | |
| 		rdev->config.evergreen.max_stack_entries = 256;
 | |
| 		rdev->config.evergreen.sx_num_of_sets = 4;
 | |
| 		rdev->config.evergreen.sx_max_export_size = 256;
 | |
| 		rdev->config.evergreen.sx_max_export_pos_size = 64;
 | |
| 		rdev->config.evergreen.sx_max_export_smx_size = 192;
 | |
| 		rdev->config.evergreen.max_hw_contexts = 8;
 | |
| 		rdev->config.evergreen.sq_num_cf_insts = 2;
 | |
| 
 | |
| 		rdev->config.evergreen.sc_prim_fifo_size = 0x100;
 | |
| 		rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
 | |
| 		rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
 | |
| 		break;
 | |
| 	case CHIP_CEDAR:
 | |
| 	default:
 | |
| 		rdev->config.evergreen.num_ses = 1;
 | |
| 		rdev->config.evergreen.max_pipes = 2;
 | |
| 		rdev->config.evergreen.max_tile_pipes = 2;
 | |
| 		rdev->config.evergreen.max_simds = 2;
 | |
| 		rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
 | |
| 		rdev->config.evergreen.max_gprs = 256;
 | |
| 		rdev->config.evergreen.max_threads = 192;
 | |
| 		rdev->config.evergreen.max_gs_threads = 16;
 | |
| 		rdev->config.evergreen.max_stack_entries = 256;
 | |
| 		rdev->config.evergreen.sx_num_of_sets = 4;
 | |
| 		rdev->config.evergreen.sx_max_export_size = 128;
 | |
| 		rdev->config.evergreen.sx_max_export_pos_size = 32;
 | |
| 		rdev->config.evergreen.sx_max_export_smx_size = 96;
 | |
| 		rdev->config.evergreen.max_hw_contexts = 4;
 | |
| 		rdev->config.evergreen.sq_num_cf_insts = 1;
 | |
| 
 | |
| 		rdev->config.evergreen.sc_prim_fifo_size = 0x40;
 | |
| 		rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
 | |
| 		rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	/* Initialize HDP */
 | |
| 	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
 | |
| 		WREG32((0x2c14 + j), 0x00000000);
 | |
| 		WREG32((0x2c18 + j), 0x00000000);
 | |
| 		WREG32((0x2c1c + j), 0x00000000);
 | |
| 		WREG32((0x2c20 + j), 0x00000000);
 | |
| 		WREG32((0x2c24 + j), 0x00000000);
 | |
| 	}
 | |
| 
 | |
| 	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
 | |
| 
 | |
| 	cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & ~2;
 | |
| 
 | |
| 	cc_gc_shader_pipe_config |=
 | |
| 		INACTIVE_QD_PIPES((EVERGREEN_MAX_PIPES_MASK << rdev->config.evergreen.max_pipes)
 | |
| 				  & EVERGREEN_MAX_PIPES_MASK);
 | |
| 	cc_gc_shader_pipe_config |=
 | |
| 		INACTIVE_SIMDS((EVERGREEN_MAX_SIMDS_MASK << rdev->config.evergreen.max_simds)
 | |
| 			       & EVERGREEN_MAX_SIMDS_MASK);
 | |
| 
 | |
| 	cc_rb_backend_disable =
 | |
| 		BACKEND_DISABLE((EVERGREEN_MAX_BACKENDS_MASK << rdev->config.evergreen.max_backends)
 | |
| 				& EVERGREEN_MAX_BACKENDS_MASK);
 | |
| 
 | |
| 
 | |
| 	mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
 | |
| 	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
 | |
| 
 | |
| 	switch (rdev->config.evergreen.max_tile_pipes) {
 | |
| 	case 1:
 | |
| 	default:
 | |
| 		gb_addr_config |= NUM_PIPES(0);
 | |
| 		break;
 | |
| 	case 2:
 | |
| 		gb_addr_config |= NUM_PIPES(1);
 | |
| 		break;
 | |
| 	case 4:
 | |
| 		gb_addr_config |= NUM_PIPES(2);
 | |
| 		break;
 | |
| 	case 8:
 | |
| 		gb_addr_config |= NUM_PIPES(3);
 | |
| 		break;
 | |
| 	}
 | |
| 
 | |
| 	gb_addr_config |= PIPE_INTERLEAVE_SIZE((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
 | |
| 	gb_addr_config |= BANK_INTERLEAVE_SIZE(0);
 | |
| 	gb_addr_config |= NUM_SHADER_ENGINES(rdev->config.evergreen.num_ses - 1);
 | |
| 	gb_addr_config |= SHADER_ENGINE_TILE_SIZE(1);
 | |
| 	gb_addr_config |= NUM_GPUS(0); /* Hemlock? */
 | |
| 	gb_addr_config |= MULTI_GPU_TILE_SIZE(2);
 | |
| 
 | |
| 	if (((mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT) > 2)
 | |
| 		gb_addr_config |= ROW_SIZE(2);
 | |
| 	else
 | |
| 		gb_addr_config |= ROW_SIZE((mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT);
 | |
| 
 | |
| 	if (rdev->ddev->pdev->device == 0x689e) {
 | |
| 		u32 efuse_straps_4;
 | |
| 		u32 efuse_straps_3;
 | |
| 		u8 efuse_box_bit_131_124;
 | |
| 
 | |
| 		WREG32(RCU_IND_INDEX, 0x204);
 | |
| 		efuse_straps_4 = RREG32(RCU_IND_DATA);
 | |
| 		WREG32(RCU_IND_INDEX, 0x203);
 | |
| 		efuse_straps_3 = RREG32(RCU_IND_DATA);
 | |
| 		efuse_box_bit_131_124 = (u8)(((efuse_straps_4 & 0xf) << 4) | ((efuse_straps_3 & 0xf0000000) >> 28));
 | |
| 
 | |
| 		switch(efuse_box_bit_131_124) {
 | |
| 		case 0x00:
 | |
| 			gb_backend_map = 0x76543210;
 | |
| 			break;
 | |
| 		case 0x55:
 | |
| 			gb_backend_map = 0x77553311;
 | |
| 			break;
 | |
| 		case 0x56:
 | |
| 			gb_backend_map = 0x77553300;
 | |
| 			break;
 | |
| 		case 0x59:
 | |
| 			gb_backend_map = 0x77552211;
 | |
| 			break;
 | |
| 		case 0x66:
 | |
| 			gb_backend_map = 0x77443300;
 | |
| 			break;
 | |
| 		case 0x99:
 | |
| 			gb_backend_map = 0x66552211;
 | |
| 			break;
 | |
| 		case 0x5a:
 | |
| 			gb_backend_map = 0x77552200;
 | |
| 			break;
 | |
| 		case 0xaa:
 | |
| 			gb_backend_map = 0x66442200;
 | |
| 			break;
 | |
| 		case 0x95:
 | |
| 			gb_backend_map = 0x66553311;
 | |
| 			break;
 | |
| 		default:
 | |
| 			DRM_ERROR("bad backend map, using default\n");
 | |
| 			gb_backend_map =
 | |
| 				evergreen_get_tile_pipe_to_backend_map(rdev,
 | |
| 								       rdev->config.evergreen.max_tile_pipes,
 | |
| 								       rdev->config.evergreen.max_backends,
 | |
| 								       ((EVERGREEN_MAX_BACKENDS_MASK <<
 | |
| 								   rdev->config.evergreen.max_backends) &
 | |
| 									EVERGREEN_MAX_BACKENDS_MASK));
 | |
| 			break;
 | |
| 		}
 | |
| 	} else if (rdev->ddev->pdev->device == 0x68b9) {
 | |
| 		u32 efuse_straps_3;
 | |
| 		u8 efuse_box_bit_127_124;
 | |
| 
 | |
| 		WREG32(RCU_IND_INDEX, 0x203);
 | |
| 		efuse_straps_3 = RREG32(RCU_IND_DATA);
 | |
| 		efuse_box_bit_127_124 = (u8)((efuse_straps_3 & 0xF0000000) >> 28);
 | |
| 
 | |
| 		switch(efuse_box_bit_127_124) {
 | |
| 		case 0x0:
 | |
| 			gb_backend_map = 0x00003210;
 | |
| 			break;
 | |
| 		case 0x5:
 | |
| 		case 0x6:
 | |
| 		case 0x9:
 | |
| 		case 0xa:
 | |
| 			gb_backend_map = 0x00003311;
 | |
| 			break;
 | |
| 		default:
 | |
| 			DRM_ERROR("bad backend map, using default\n");
 | |
| 			gb_backend_map =
 | |
| 				evergreen_get_tile_pipe_to_backend_map(rdev,
 | |
| 								       rdev->config.evergreen.max_tile_pipes,
 | |
| 								       rdev->config.evergreen.max_backends,
 | |
| 								       ((EVERGREEN_MAX_BACKENDS_MASK <<
 | |
| 								   rdev->config.evergreen.max_backends) &
 | |
| 									EVERGREEN_MAX_BACKENDS_MASK));
 | |
| 			break;
 | |
| 		}
 | |
| 	} else {
 | |
| 		switch (rdev->family) {
 | |
| 		case CHIP_CYPRESS:
 | |
| 		case CHIP_HEMLOCK:
 | |
| 			gb_backend_map = 0x66442200;
 | |
| 			break;
 | |
| 		case CHIP_JUNIPER:
 | |
| 			gb_backend_map = 0x00006420;
 | |
| 			break;
 | |
| 		default:
 | |
| 			gb_backend_map =
 | |
| 				evergreen_get_tile_pipe_to_backend_map(rdev,
 | |
| 								       rdev->config.evergreen.max_tile_pipes,
 | |
| 								       rdev->config.evergreen.max_backends,
 | |
| 								       ((EVERGREEN_MAX_BACKENDS_MASK <<
 | |
| 									 rdev->config.evergreen.max_backends) &
 | |
| 									EVERGREEN_MAX_BACKENDS_MASK));
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	/* setup tiling info dword.  gb_addr_config is not adequate since it does
 | |
| 	 * not have bank info, so create a custom tiling dword.
 | |
| 	 * bits 3:0   num_pipes
 | |
| 	 * bits 7:4   num_banks
 | |
| 	 * bits 11:8  group_size
 | |
| 	 * bits 15:12 row_size
 | |
| 	 */
 | |
| 	rdev->config.evergreen.tile_config = 0;
 | |
| 	switch (rdev->config.evergreen.max_tile_pipes) {
 | |
| 	case 1:
 | |
| 	default:
 | |
| 		rdev->config.evergreen.tile_config |= (0 << 0);
 | |
| 		break;
 | |
| 	case 2:
 | |
| 		rdev->config.evergreen.tile_config |= (1 << 0);
 | |
| 		break;
 | |
| 	case 4:
 | |
| 		rdev->config.evergreen.tile_config |= (2 << 0);
 | |
| 		break;
 | |
| 	case 8:
 | |
| 		rdev->config.evergreen.tile_config |= (3 << 0);
 | |
| 		break;
 | |
| 	}
 | |
| 	rdev->config.evergreen.tile_config |=
 | |
| 		((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4;
 | |
| 	rdev->config.evergreen.tile_config |=
 | |
| 		((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT) << 8;
 | |
| 	rdev->config.evergreen.tile_config |=
 | |
| 		((gb_addr_config & 0x30000000) >> 28) << 12;
 | |
| 
 | |
| 	WREG32(GB_BACKEND_MAP, gb_backend_map);
 | |
| 	WREG32(GB_ADDR_CONFIG, gb_addr_config);
 | |
| 	WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
 | |
| 	WREG32(HDP_ADDR_CONFIG, gb_addr_config);
 | |
| 
 | |
| 	num_shader_engines = ((RREG32(GB_ADDR_CONFIG) & NUM_SHADER_ENGINES(3)) >> 12) + 1;
 | |
| 	grbm_gfx_index = INSTANCE_BROADCAST_WRITES;
 | |
| 
 | |
| 	for (i = 0; i < rdev->config.evergreen.num_ses; i++) {
 | |
| 		u32 rb = cc_rb_backend_disable | (0xf0 << 16);
 | |
| 		u32 sp = cc_gc_shader_pipe_config;
 | |
| 		u32 gfx = grbm_gfx_index | SE_INDEX(i);
 | |
| 
 | |
| 		if (i == num_shader_engines) {
 | |
| 			rb |= BACKEND_DISABLE(EVERGREEN_MAX_BACKENDS_MASK);
 | |
| 			sp |= INACTIVE_SIMDS(EVERGREEN_MAX_SIMDS_MASK);
 | |
| 		}
 | |
| 
 | |
| 		WREG32(GRBM_GFX_INDEX, gfx);
 | |
| 		WREG32(RLC_GFX_INDEX, gfx);
 | |
| 
 | |
| 		WREG32(CC_RB_BACKEND_DISABLE, rb);
 | |
| 		WREG32(CC_SYS_RB_BACKEND_DISABLE, rb);
 | |
| 		WREG32(GC_USER_RB_BACKEND_DISABLE, rb);
 | |
| 		WREG32(CC_GC_SHADER_PIPE_CONFIG, sp);
 | |
|         }
 | |
| 
 | |
| 	grbm_gfx_index |= SE_BROADCAST_WRITES;
 | |
| 	WREG32(GRBM_GFX_INDEX, grbm_gfx_index);
 | |
| 	WREG32(RLC_GFX_INDEX, grbm_gfx_index);
 | |
| 
 | |
| 	WREG32(CGTS_SYS_TCC_DISABLE, 0);
 | |
| 	WREG32(CGTS_TCC_DISABLE, 0);
 | |
| 	WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
 | |
| 	WREG32(CGTS_USER_TCC_DISABLE, 0);
 | |
| 
 | |
| 	/* set HW defaults for 3D engine */
 | |
| 	WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
 | |
| 				     ROQ_IB2_START(0x2b)));
 | |
| 
 | |
| 	WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
 | |
| 
 | |
| 	WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO |
 | |
| 			     SYNC_GRADIENT |
 | |
| 			     SYNC_WALKER |
 | |
| 			     SYNC_ALIGNER));
 | |
| 
 | |
| 	sx_debug_1 = RREG32(SX_DEBUG_1);
 | |
| 	sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
 | |
| 	WREG32(SX_DEBUG_1, sx_debug_1);
 | |
| 
 | |
| 
 | |
| 	smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
 | |
| 	smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
 | |
| 	smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);
 | |
| 	WREG32(SMX_DC_CTL0, smx_dc_ctl0);
 | |
| 
 | |
| 	WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |
 | |
| 					POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |
 | |
| 					SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));
 | |
| 
 | |
| 	WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) |
 | |
| 				 SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) |
 | |
| 				 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size)));
 | |
| 
 | |
| 	WREG32(VGT_NUM_INSTANCES, 1);
 | |
| 	WREG32(SPI_CONFIG_CNTL, 0);
 | |
| 	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
 | |
| 	WREG32(CP_PERFMON_CNTL, 0);
 | |
| 
 | |
| 	WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) |
 | |
| 				  FETCH_FIFO_HIWATER(0x4) |
 | |
| 				  DONE_FIFO_HIWATER(0xe0) |
 | |
| 				  ALU_UPDATE_FIFO_HIWATER(0x8)));
 | |
| 
 | |
| 	sq_config = RREG32(SQ_CONFIG);
 | |
| 	sq_config &= ~(PS_PRIO(3) |
 | |
| 		       VS_PRIO(3) |
 | |
| 		       GS_PRIO(3) |
 | |
| 		       ES_PRIO(3));
 | |
| 	sq_config |= (VC_ENABLE |
 | |
| 		      EXPORT_SRC_C |
 | |
| 		      PS_PRIO(0) |
 | |
| 		      VS_PRIO(1) |
 | |
| 		      GS_PRIO(2) |
 | |
| 		      ES_PRIO(3));
 | |
| 
 | |
| 	if (rdev->family == CHIP_CEDAR)
 | |
| 		/* no vertex cache */
 | |
| 		sq_config &= ~VC_ENABLE;
 | |
| 
 | |
| 	sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT);
 | |
| 
 | |
| 	sq_gpr_resource_mgmt_1 = NUM_PS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2))* 12 / 32);
 | |
| 	sq_gpr_resource_mgmt_1 |= NUM_VS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 6 / 32);
 | |
| 	sq_gpr_resource_mgmt_1 |= NUM_CLAUSE_TEMP_GPRS(4);
 | |
| 	sq_gpr_resource_mgmt_2 = NUM_GS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
 | |
| 	sq_gpr_resource_mgmt_2 |= NUM_ES_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
 | |
| 	sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
 | |
| 	sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
 | |
| 
 | |
| 	if (rdev->family == CHIP_CEDAR)
 | |
| 		ps_thread_count = 96;
 | |
| 	else
 | |
| 		ps_thread_count = 128;
 | |
| 
 | |
| 	sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count);
 | |
| 	sq_thread_resource_mgmt |= NUM_VS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
 | |
| 	sq_thread_resource_mgmt |= NUM_GS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
 | |
| 	sq_thread_resource_mgmt |= NUM_ES_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
 | |
| 	sq_thread_resource_mgmt_2 = NUM_HS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
 | |
| 	sq_thread_resource_mgmt_2 |= NUM_LS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
 | |
| 
 | |
| 	sq_stack_resource_mgmt_1 = NUM_PS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
 | |
| 	sq_stack_resource_mgmt_1 |= NUM_VS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
 | |
| 	sq_stack_resource_mgmt_2 = NUM_GS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
 | |
| 	sq_stack_resource_mgmt_2 |= NUM_ES_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
 | |
| 	sq_stack_resource_mgmt_3 = NUM_HS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
 | |
| 	sq_stack_resource_mgmt_3 |= NUM_LS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
 | |
| 
 | |
| 	WREG32(SQ_CONFIG, sq_config);
 | |
| 	WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
 | |
| 	WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
 | |
| 	WREG32(SQ_GPR_RESOURCE_MGMT_3, sq_gpr_resource_mgmt_3);
 | |
| 	WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
 | |
| 	WREG32(SQ_THREAD_RESOURCE_MGMT_2, sq_thread_resource_mgmt_2);
 | |
| 	WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
 | |
| 	WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
 | |
| 	WREG32(SQ_STACK_RESOURCE_MGMT_3, sq_stack_resource_mgmt_3);
 | |
| 	WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
 | |
| 	WREG32(SQ_LDS_RESOURCE_MGMT, sq_lds_resource_mgmt);
 | |
| 
 | |
| 	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
 | |
| 					  FORCE_EOV_MAX_REZ_CNT(255)));
 | |
| 
 | |
| 	if (rdev->family == CHIP_CEDAR)
 | |
| 		vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY);
 | |
| 	else
 | |
| 		vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC);
 | |
| 	vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO);
 | |
| 	WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation);
 | |
| 
 | |
| 	WREG32(VGT_GS_VERTEX_REUSE, 16);
 | |
| 	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
 | |
| 
 | |
| 	WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, 14);
 | |
| 	WREG32(VGT_OUT_DEALLOC_CNTL, 16);
 | |
| 
 | |
| 	WREG32(CB_PERF_CTR0_SEL_0, 0);
 | |
| 	WREG32(CB_PERF_CTR0_SEL_1, 0);
 | |
| 	WREG32(CB_PERF_CTR1_SEL_0, 0);
 | |
| 	WREG32(CB_PERF_CTR1_SEL_1, 0);
 | |
| 	WREG32(CB_PERF_CTR2_SEL_0, 0);
 | |
| 	WREG32(CB_PERF_CTR2_SEL_1, 0);
 | |
| 	WREG32(CB_PERF_CTR3_SEL_0, 0);
 | |
| 	WREG32(CB_PERF_CTR3_SEL_1, 0);
 | |
| 
 | |
| 	/* clear render buffer base addresses */
 | |
| 	WREG32(CB_COLOR0_BASE, 0);
 | |
| 	WREG32(CB_COLOR1_BASE, 0);
 | |
| 	WREG32(CB_COLOR2_BASE, 0);
 | |
| 	WREG32(CB_COLOR3_BASE, 0);
 | |
| 	WREG32(CB_COLOR4_BASE, 0);
 | |
| 	WREG32(CB_COLOR5_BASE, 0);
 | |
| 	WREG32(CB_COLOR6_BASE, 0);
 | |
| 	WREG32(CB_COLOR7_BASE, 0);
 | |
| 	WREG32(CB_COLOR8_BASE, 0);
 | |
| 	WREG32(CB_COLOR9_BASE, 0);
 | |
| 	WREG32(CB_COLOR10_BASE, 0);
 | |
| 	WREG32(CB_COLOR11_BASE, 0);
 | |
| 
 | |
| 	/* set the shader const cache sizes to 0 */
 | |
| 	for (i = SQ_ALU_CONST_BUFFER_SIZE_PS_0; i < 0x28200; i += 4)
 | |
| 		WREG32(i, 0);
 | |
| 	for (i = SQ_ALU_CONST_BUFFER_SIZE_HS_0; i < 0x29000; i += 4)
 | |
| 		WREG32(i, 0);
 | |
| 
 | |
| 	hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
 | |
| 	WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
 | |
| 
 | |
| 	WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
 | |
| 
 | |
| 	udelay(50);
 | |
| 
 | |
| }
 | |
| 
 | |
| int evergreen_mc_init(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 tmp;
 | |
| 	int chansize, numchan;
 | |
| 
 | |
| 	/* Get VRAM informations */
 | |
| 	rdev->mc.vram_is_ddr = true;
 | |
| 	tmp = RREG32(MC_ARB_RAMCFG);
 | |
| 	if (tmp & CHANSIZE_OVERRIDE) {
 | |
| 		chansize = 16;
 | |
| 	} else if (tmp & CHANSIZE_MASK) {
 | |
| 		chansize = 64;
 | |
| 	} else {
 | |
| 		chansize = 32;
 | |
| 	}
 | |
| 	tmp = RREG32(MC_SHARED_CHMAP);
 | |
| 	switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
 | |
| 	case 0:
 | |
| 	default:
 | |
| 		numchan = 1;
 | |
| 		break;
 | |
| 	case 1:
 | |
| 		numchan = 2;
 | |
| 		break;
 | |
| 	case 2:
 | |
| 		numchan = 4;
 | |
| 		break;
 | |
| 	case 3:
 | |
| 		numchan = 8;
 | |
| 		break;
 | |
| 	}
 | |
| 	rdev->mc.vram_width = numchan * chansize;
 | |
| 	/* Could aper size report 0 ? */
 | |
| 	rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
 | |
| 	rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
 | |
| 	/* Setup GPU memory space */
 | |
| 	/* size in MB on evergreen */
 | |
| 	rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024;
 | |
| 	rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024;
 | |
| 	rdev->mc.visible_vram_size = rdev->mc.aper_size;
 | |
| 	rdev->mc.active_vram_size = rdev->mc.visible_vram_size;
 | |
| 	r600_vram_gtt_location(rdev, &rdev->mc);
 | |
| 	radeon_update_bandwidth_info(rdev);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| bool evergreen_gpu_is_lockup(struct radeon_device *rdev)
 | |
| {
 | |
| 	/* FIXME: implement for evergreen */
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| static int evergreen_gpu_soft_reset(struct radeon_device *rdev)
 | |
| {
 | |
| 	struct evergreen_mc_save save;
 | |
| 	u32 srbm_reset = 0;
 | |
| 	u32 grbm_reset = 0;
 | |
| 
 | |
| 	dev_info(rdev->dev, "GPU softreset \n");
 | |
| 	dev_info(rdev->dev, "  GRBM_STATUS=0x%08X\n",
 | |
| 		RREG32(GRBM_STATUS));
 | |
| 	dev_info(rdev->dev, "  GRBM_STATUS_SE0=0x%08X\n",
 | |
| 		RREG32(GRBM_STATUS_SE0));
 | |
| 	dev_info(rdev->dev, "  GRBM_STATUS_SE1=0x%08X\n",
 | |
| 		RREG32(GRBM_STATUS_SE1));
 | |
| 	dev_info(rdev->dev, "  SRBM_STATUS=0x%08X\n",
 | |
| 		RREG32(SRBM_STATUS));
 | |
| 	evergreen_mc_stop(rdev, &save);
 | |
| 	if (evergreen_mc_wait_for_idle(rdev)) {
 | |
| 		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
 | |
| 	}
 | |
| 	/* Disable CP parsing/prefetching */
 | |
| 	WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
 | |
| 
 | |
| 	/* reset all the gfx blocks */
 | |
| 	grbm_reset = (SOFT_RESET_CP |
 | |
| 		      SOFT_RESET_CB |
 | |
| 		      SOFT_RESET_DB |
 | |
| 		      SOFT_RESET_PA |
 | |
| 		      SOFT_RESET_SC |
 | |
| 		      SOFT_RESET_SPI |
 | |
| 		      SOFT_RESET_SH |
 | |
| 		      SOFT_RESET_SX |
 | |
| 		      SOFT_RESET_TC |
 | |
| 		      SOFT_RESET_TA |
 | |
| 		      SOFT_RESET_VC |
 | |
| 		      SOFT_RESET_VGT);
 | |
| 
 | |
| 	dev_info(rdev->dev, "  GRBM_SOFT_RESET=0x%08X\n", grbm_reset);
 | |
| 	WREG32(GRBM_SOFT_RESET, grbm_reset);
 | |
| 	(void)RREG32(GRBM_SOFT_RESET);
 | |
| 	udelay(50);
 | |
| 	WREG32(GRBM_SOFT_RESET, 0);
 | |
| 	(void)RREG32(GRBM_SOFT_RESET);
 | |
| 
 | |
| 	/* reset all the system blocks */
 | |
| 	srbm_reset = SRBM_SOFT_RESET_ALL_MASK;
 | |
| 
 | |
| 	dev_info(rdev->dev, "  SRBM_SOFT_RESET=0x%08X\n", srbm_reset);
 | |
| 	WREG32(SRBM_SOFT_RESET, srbm_reset);
 | |
| 	(void)RREG32(SRBM_SOFT_RESET);
 | |
| 	udelay(50);
 | |
| 	WREG32(SRBM_SOFT_RESET, 0);
 | |
| 	(void)RREG32(SRBM_SOFT_RESET);
 | |
| 	/* Wait a little for things to settle down */
 | |
| 	udelay(50);
 | |
| 	dev_info(rdev->dev, "  GRBM_STATUS=0x%08X\n",
 | |
| 		RREG32(GRBM_STATUS));
 | |
| 	dev_info(rdev->dev, "  GRBM_STATUS_SE0=0x%08X\n",
 | |
| 		RREG32(GRBM_STATUS_SE0));
 | |
| 	dev_info(rdev->dev, "  GRBM_STATUS_SE1=0x%08X\n",
 | |
| 		RREG32(GRBM_STATUS_SE1));
 | |
| 	dev_info(rdev->dev, "  SRBM_STATUS=0x%08X\n",
 | |
| 		RREG32(SRBM_STATUS));
 | |
| 	/* After reset we need to reinit the asic as GPU often endup in an
 | |
| 	 * incoherent state.
 | |
| 	 */
 | |
| 	atom_asic_init(rdev->mode_info.atom_context);
 | |
| 	evergreen_mc_resume(rdev, &save);
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| int evergreen_asic_reset(struct radeon_device *rdev)
 | |
| {
 | |
| 	return evergreen_gpu_soft_reset(rdev);
 | |
| }
 | |
| 
 | |
| /* Interrupts */
 | |
| 
 | |
| u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc)
 | |
| {
 | |
| 	switch (crtc) {
 | |
| 	case 0:
 | |
| 		return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC0_REGISTER_OFFSET);
 | |
| 	case 1:
 | |
| 		return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC1_REGISTER_OFFSET);
 | |
| 	case 2:
 | |
| 		return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC2_REGISTER_OFFSET);
 | |
| 	case 3:
 | |
| 		return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC3_REGISTER_OFFSET);
 | |
| 	case 4:
 | |
| 		return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC4_REGISTER_OFFSET);
 | |
| 	case 5:
 | |
| 		return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC5_REGISTER_OFFSET);
 | |
| 	default:
 | |
| 		return 0;
 | |
| 	}
 | |
| }
 | |
| 
 | |
| void evergreen_disable_interrupt_state(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 tmp;
 | |
| 
 | |
| 	WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
 | |
| 	WREG32(GRBM_INT_CNTL, 0);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
 | |
| 
 | |
| 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
 | |
| 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
 | |
| 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
 | |
| 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
 | |
| 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
 | |
| 	WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
 | |
| 
 | |
| 	WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
 | |
| 	WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
 | |
| 
 | |
| 	tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
 | |
| 	WREG32(DC_HPD1_INT_CONTROL, tmp);
 | |
| 	tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
 | |
| 	WREG32(DC_HPD2_INT_CONTROL, tmp);
 | |
| 	tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
 | |
| 	WREG32(DC_HPD3_INT_CONTROL, tmp);
 | |
| 	tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
 | |
| 	WREG32(DC_HPD4_INT_CONTROL, tmp);
 | |
| 	tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
 | |
| 	WREG32(DC_HPD5_INT_CONTROL, tmp);
 | |
| 	tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
 | |
| 	WREG32(DC_HPD6_INT_CONTROL, tmp);
 | |
| 
 | |
| }
 | |
| 
 | |
| int evergreen_irq_set(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
 | |
| 	u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
 | |
| 	u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6;
 | |
| 	u32 grbm_int_cntl = 0;
 | |
| 
 | |
| 	if (!rdev->irq.installed) {
 | |
| 		WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
 | |
| 		return -EINVAL;
 | |
| 	}
 | |
| 	/* don't enable anything if the ih is disabled */
 | |
| 	if (!rdev->ih.enabled) {
 | |
| 		r600_disable_interrupts(rdev);
 | |
| 		/* force the active interrupt state to all disabled */
 | |
| 		evergreen_disable_interrupt_state(rdev);
 | |
| 		return 0;
 | |
| 	}
 | |
| 
 | |
| 	hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
 | |
| 	hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
 | |
| 	hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
 | |
| 	hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
 | |
| 	hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
 | |
| 	hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
 | |
| 
 | |
| 	if (rdev->irq.sw_int) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: sw int\n");
 | |
| 		cp_int_cntl |= RB_INT_ENABLE;
 | |
| 		cp_int_cntl |= TIME_STAMP_INT_ENABLE;
 | |
| 	}
 | |
| 	if (rdev->irq.crtc_vblank_int[0]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: vblank 0\n");
 | |
| 		crtc1 |= VBLANK_INT_MASK;
 | |
| 	}
 | |
| 	if (rdev->irq.crtc_vblank_int[1]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: vblank 1\n");
 | |
| 		crtc2 |= VBLANK_INT_MASK;
 | |
| 	}
 | |
| 	if (rdev->irq.crtc_vblank_int[2]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: vblank 2\n");
 | |
| 		crtc3 |= VBLANK_INT_MASK;
 | |
| 	}
 | |
| 	if (rdev->irq.crtc_vblank_int[3]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: vblank 3\n");
 | |
| 		crtc4 |= VBLANK_INT_MASK;
 | |
| 	}
 | |
| 	if (rdev->irq.crtc_vblank_int[4]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: vblank 4\n");
 | |
| 		crtc5 |= VBLANK_INT_MASK;
 | |
| 	}
 | |
| 	if (rdev->irq.crtc_vblank_int[5]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: vblank 5\n");
 | |
| 		crtc6 |= VBLANK_INT_MASK;
 | |
| 	}
 | |
| 	if (rdev->irq.hpd[0]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: hpd 1\n");
 | |
| 		hpd1 |= DC_HPDx_INT_EN;
 | |
| 	}
 | |
| 	if (rdev->irq.hpd[1]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: hpd 2\n");
 | |
| 		hpd2 |= DC_HPDx_INT_EN;
 | |
| 	}
 | |
| 	if (rdev->irq.hpd[2]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: hpd 3\n");
 | |
| 		hpd3 |= DC_HPDx_INT_EN;
 | |
| 	}
 | |
| 	if (rdev->irq.hpd[3]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: hpd 4\n");
 | |
| 		hpd4 |= DC_HPDx_INT_EN;
 | |
| 	}
 | |
| 	if (rdev->irq.hpd[4]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: hpd 5\n");
 | |
| 		hpd5 |= DC_HPDx_INT_EN;
 | |
| 	}
 | |
| 	if (rdev->irq.hpd[5]) {
 | |
| 		DRM_DEBUG("evergreen_irq_set: hpd 6\n");
 | |
| 		hpd6 |= DC_HPDx_INT_EN;
 | |
| 	}
 | |
| 	if (rdev->irq.gui_idle) {
 | |
| 		DRM_DEBUG("gui idle\n");
 | |
| 		grbm_int_cntl |= GUI_IDLE_INT_ENABLE;
 | |
| 	}
 | |
| 
 | |
| 	WREG32(CP_INT_CNTL, cp_int_cntl);
 | |
| 	WREG32(GRBM_INT_CNTL, grbm_int_cntl);
 | |
| 
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
 | |
| 	WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
 | |
| 
 | |
| 	WREG32(DC_HPD1_INT_CONTROL, hpd1);
 | |
| 	WREG32(DC_HPD2_INT_CONTROL, hpd2);
 | |
| 	WREG32(DC_HPD3_INT_CONTROL, hpd3);
 | |
| 	WREG32(DC_HPD4_INT_CONTROL, hpd4);
 | |
| 	WREG32(DC_HPD5_INT_CONTROL, hpd5);
 | |
| 	WREG32(DC_HPD6_INT_CONTROL, hpd6);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static inline void evergreen_irq_ack(struct radeon_device *rdev,
 | |
| 				     u32 *disp_int,
 | |
| 				     u32 *disp_int_cont,
 | |
| 				     u32 *disp_int_cont2,
 | |
| 				     u32 *disp_int_cont3,
 | |
| 				     u32 *disp_int_cont4,
 | |
| 				     u32 *disp_int_cont5)
 | |
| {
 | |
| 	u32 tmp;
 | |
| 
 | |
| 	*disp_int = RREG32(DISP_INTERRUPT_STATUS);
 | |
| 	*disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
 | |
| 	*disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
 | |
| 	*disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
 | |
| 	*disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
 | |
| 	*disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
 | |
| 
 | |
| 	if (*disp_int & LB_D1_VBLANK_INTERRUPT)
 | |
| 		WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
 | |
| 	if (*disp_int & LB_D1_VLINE_INTERRUPT)
 | |
| 		WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
 | |
| 
 | |
| 	if (*disp_int_cont & LB_D2_VBLANK_INTERRUPT)
 | |
| 		WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
 | |
| 	if (*disp_int_cont & LB_D2_VLINE_INTERRUPT)
 | |
| 		WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
 | |
| 
 | |
| 	if (*disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
 | |
| 		WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
 | |
| 	if (*disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
 | |
| 		WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
 | |
| 
 | |
| 	if (*disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
 | |
| 		WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
 | |
| 	if (*disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
 | |
| 		WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
 | |
| 
 | |
| 	if (*disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
 | |
| 		WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
 | |
| 	if (*disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
 | |
| 		WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
 | |
| 
 | |
| 	if (*disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
 | |
| 		WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
 | |
| 	if (*disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
 | |
| 		WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
 | |
| 
 | |
| 	if (*disp_int & DC_HPD1_INTERRUPT) {
 | |
| 		tmp = RREG32(DC_HPD1_INT_CONTROL);
 | |
| 		tmp |= DC_HPDx_INT_ACK;
 | |
| 		WREG32(DC_HPD1_INT_CONTROL, tmp);
 | |
| 	}
 | |
| 	if (*disp_int_cont & DC_HPD2_INTERRUPT) {
 | |
| 		tmp = RREG32(DC_HPD2_INT_CONTROL);
 | |
| 		tmp |= DC_HPDx_INT_ACK;
 | |
| 		WREG32(DC_HPD2_INT_CONTROL, tmp);
 | |
| 	}
 | |
| 	if (*disp_int_cont2 & DC_HPD3_INTERRUPT) {
 | |
| 		tmp = RREG32(DC_HPD3_INT_CONTROL);
 | |
| 		tmp |= DC_HPDx_INT_ACK;
 | |
| 		WREG32(DC_HPD3_INT_CONTROL, tmp);
 | |
| 	}
 | |
| 	if (*disp_int_cont3 & DC_HPD4_INTERRUPT) {
 | |
| 		tmp = RREG32(DC_HPD4_INT_CONTROL);
 | |
| 		tmp |= DC_HPDx_INT_ACK;
 | |
| 		WREG32(DC_HPD4_INT_CONTROL, tmp);
 | |
| 	}
 | |
| 	if (*disp_int_cont4 & DC_HPD5_INTERRUPT) {
 | |
| 		tmp = RREG32(DC_HPD5_INT_CONTROL);
 | |
| 		tmp |= DC_HPDx_INT_ACK;
 | |
| 		WREG32(DC_HPD5_INT_CONTROL, tmp);
 | |
| 	}
 | |
| 	if (*disp_int_cont5 & DC_HPD6_INTERRUPT) {
 | |
| 		tmp = RREG32(DC_HPD5_INT_CONTROL);
 | |
| 		tmp |= DC_HPDx_INT_ACK;
 | |
| 		WREG32(DC_HPD6_INT_CONTROL, tmp);
 | |
| 	}
 | |
| }
 | |
| 
 | |
| void evergreen_irq_disable(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 disp_int, disp_int_cont, disp_int_cont2;
 | |
| 	u32 disp_int_cont3, disp_int_cont4, disp_int_cont5;
 | |
| 
 | |
| 	r600_disable_interrupts(rdev);
 | |
| 	/* Wait and acknowledge irq */
 | |
| 	mdelay(1);
 | |
| 	evergreen_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2,
 | |
| 			  &disp_int_cont3, &disp_int_cont4, &disp_int_cont5);
 | |
| 	evergreen_disable_interrupt_state(rdev);
 | |
| }
 | |
| 
 | |
| static void evergreen_irq_suspend(struct radeon_device *rdev)
 | |
| {
 | |
| 	evergreen_irq_disable(rdev);
 | |
| 	r600_rlc_stop(rdev);
 | |
| }
 | |
| 
 | |
| static inline u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 wptr, tmp;
 | |
| 
 | |
| 	if (rdev->wb.enabled)
 | |
| 		wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4];
 | |
| 	else
 | |
| 		wptr = RREG32(IH_RB_WPTR);
 | |
| 
 | |
| 	if (wptr & RB_OVERFLOW) {
 | |
| 		/* When a ring buffer overflow happen start parsing interrupt
 | |
| 		 * from the last not overwritten vector (wptr + 16). Hopefully
 | |
| 		 * this should allow us to catchup.
 | |
| 		 */
 | |
| 		dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
 | |
| 			wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
 | |
| 		rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
 | |
| 		tmp = RREG32(IH_RB_CNTL);
 | |
| 		tmp |= IH_WPTR_OVERFLOW_CLEAR;
 | |
| 		WREG32(IH_RB_CNTL, tmp);
 | |
| 	}
 | |
| 	return (wptr & rdev->ih.ptr_mask);
 | |
| }
 | |
| 
 | |
| int evergreen_irq_process(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 wptr = evergreen_get_ih_wptr(rdev);
 | |
| 	u32 rptr = rdev->ih.rptr;
 | |
| 	u32 src_id, src_data;
 | |
| 	u32 ring_index;
 | |
| 	u32 disp_int, disp_int_cont, disp_int_cont2;
 | |
| 	u32 disp_int_cont3, disp_int_cont4, disp_int_cont5;
 | |
| 	unsigned long flags;
 | |
| 	bool queue_hotplug = false;
 | |
| 
 | |
| 	DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
 | |
| 	if (!rdev->ih.enabled)
 | |
| 		return IRQ_NONE;
 | |
| 
 | |
| 	spin_lock_irqsave(&rdev->ih.lock, flags);
 | |
| 
 | |
| 	if (rptr == wptr) {
 | |
| 		spin_unlock_irqrestore(&rdev->ih.lock, flags);
 | |
| 		return IRQ_NONE;
 | |
| 	}
 | |
| 	if (rdev->shutdown) {
 | |
| 		spin_unlock_irqrestore(&rdev->ih.lock, flags);
 | |
| 		return IRQ_NONE;
 | |
| 	}
 | |
| 
 | |
| restart_ih:
 | |
| 	/* display interrupts */
 | |
| 	evergreen_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2,
 | |
| 			  &disp_int_cont3, &disp_int_cont4, &disp_int_cont5);
 | |
| 
 | |
| 	rdev->ih.wptr = wptr;
 | |
| 	while (rptr != wptr) {
 | |
| 		/* wptr/rptr are in bytes! */
 | |
| 		ring_index = rptr / 4;
 | |
| 		src_id =  rdev->ih.ring[ring_index] & 0xff;
 | |
| 		src_data = rdev->ih.ring[ring_index + 1] & 0xfffffff;
 | |
| 
 | |
| 		switch (src_id) {
 | |
| 		case 1: /* D1 vblank/vline */
 | |
| 			switch (src_data) {
 | |
| 			case 0: /* D1 vblank */
 | |
| 				if (disp_int & LB_D1_VBLANK_INTERRUPT) {
 | |
| 					drm_handle_vblank(rdev->ddev, 0);
 | |
| 					rdev->pm.vblank_sync = true;
 | |
| 					wake_up(&rdev->irq.vblank_queue);
 | |
| 					disp_int &= ~LB_D1_VBLANK_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D1 vblank\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 1: /* D1 vline */
 | |
| 				if (disp_int & LB_D1_VLINE_INTERRUPT) {
 | |
| 					disp_int &= ~LB_D1_VLINE_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D1 vline\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			default:
 | |
| 				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
 | |
| 				break;
 | |
| 			}
 | |
| 			break;
 | |
| 		case 2: /* D2 vblank/vline */
 | |
| 			switch (src_data) {
 | |
| 			case 0: /* D2 vblank */
 | |
| 				if (disp_int_cont & LB_D2_VBLANK_INTERRUPT) {
 | |
| 					drm_handle_vblank(rdev->ddev, 1);
 | |
| 					rdev->pm.vblank_sync = true;
 | |
| 					wake_up(&rdev->irq.vblank_queue);
 | |
| 					disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D2 vblank\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 1: /* D2 vline */
 | |
| 				if (disp_int_cont & LB_D2_VLINE_INTERRUPT) {
 | |
| 					disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D2 vline\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			default:
 | |
| 				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
 | |
| 				break;
 | |
| 			}
 | |
| 			break;
 | |
| 		case 3: /* D3 vblank/vline */
 | |
| 			switch (src_data) {
 | |
| 			case 0: /* D3 vblank */
 | |
| 				if (disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) {
 | |
| 					drm_handle_vblank(rdev->ddev, 2);
 | |
| 					rdev->pm.vblank_sync = true;
 | |
| 					wake_up(&rdev->irq.vblank_queue);
 | |
| 					disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D3 vblank\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 1: /* D3 vline */
 | |
| 				if (disp_int_cont2 & LB_D3_VLINE_INTERRUPT) {
 | |
| 					disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D3 vline\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			default:
 | |
| 				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
 | |
| 				break;
 | |
| 			}
 | |
| 			break;
 | |
| 		case 4: /* D4 vblank/vline */
 | |
| 			switch (src_data) {
 | |
| 			case 0: /* D4 vblank */
 | |
| 				if (disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) {
 | |
| 					drm_handle_vblank(rdev->ddev, 3);
 | |
| 					rdev->pm.vblank_sync = true;
 | |
| 					wake_up(&rdev->irq.vblank_queue);
 | |
| 					disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D4 vblank\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 1: /* D4 vline */
 | |
| 				if (disp_int_cont3 & LB_D4_VLINE_INTERRUPT) {
 | |
| 					disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D4 vline\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			default:
 | |
| 				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
 | |
| 				break;
 | |
| 			}
 | |
| 			break;
 | |
| 		case 5: /* D5 vblank/vline */
 | |
| 			switch (src_data) {
 | |
| 			case 0: /* D5 vblank */
 | |
| 				if (disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) {
 | |
| 					drm_handle_vblank(rdev->ddev, 4);
 | |
| 					rdev->pm.vblank_sync = true;
 | |
| 					wake_up(&rdev->irq.vblank_queue);
 | |
| 					disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D5 vblank\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 1: /* D5 vline */
 | |
| 				if (disp_int_cont4 & LB_D5_VLINE_INTERRUPT) {
 | |
| 					disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D5 vline\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			default:
 | |
| 				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
 | |
| 				break;
 | |
| 			}
 | |
| 			break;
 | |
| 		case 6: /* D6 vblank/vline */
 | |
| 			switch (src_data) {
 | |
| 			case 0: /* D6 vblank */
 | |
| 				if (disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) {
 | |
| 					drm_handle_vblank(rdev->ddev, 5);
 | |
| 					rdev->pm.vblank_sync = true;
 | |
| 					wake_up(&rdev->irq.vblank_queue);
 | |
| 					disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D6 vblank\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 1: /* D6 vline */
 | |
| 				if (disp_int_cont5 & LB_D6_VLINE_INTERRUPT) {
 | |
| 					disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
 | |
| 					DRM_DEBUG("IH: D6 vline\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			default:
 | |
| 				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
 | |
| 				break;
 | |
| 			}
 | |
| 			break;
 | |
| 		case 42: /* HPD hotplug */
 | |
| 			switch (src_data) {
 | |
| 			case 0:
 | |
| 				if (disp_int & DC_HPD1_INTERRUPT) {
 | |
| 					disp_int &= ~DC_HPD1_INTERRUPT;
 | |
| 					queue_hotplug = true;
 | |
| 					DRM_DEBUG("IH: HPD1\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 1:
 | |
| 				if (disp_int_cont & DC_HPD2_INTERRUPT) {
 | |
| 					disp_int_cont &= ~DC_HPD2_INTERRUPT;
 | |
| 					queue_hotplug = true;
 | |
| 					DRM_DEBUG("IH: HPD2\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 2:
 | |
| 				if (disp_int_cont2 & DC_HPD3_INTERRUPT) {
 | |
| 					disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
 | |
| 					queue_hotplug = true;
 | |
| 					DRM_DEBUG("IH: HPD3\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 3:
 | |
| 				if (disp_int_cont3 & DC_HPD4_INTERRUPT) {
 | |
| 					disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
 | |
| 					queue_hotplug = true;
 | |
| 					DRM_DEBUG("IH: HPD4\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 4:
 | |
| 				if (disp_int_cont4 & DC_HPD5_INTERRUPT) {
 | |
| 					disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
 | |
| 					queue_hotplug = true;
 | |
| 					DRM_DEBUG("IH: HPD5\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			case 5:
 | |
| 				if (disp_int_cont5 & DC_HPD6_INTERRUPT) {
 | |
| 					disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
 | |
| 					queue_hotplug = true;
 | |
| 					DRM_DEBUG("IH: HPD6\n");
 | |
| 				}
 | |
| 				break;
 | |
| 			default:
 | |
| 				DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
 | |
| 				break;
 | |
| 			}
 | |
| 			break;
 | |
| 		case 176: /* CP_INT in ring buffer */
 | |
| 		case 177: /* CP_INT in IB1 */
 | |
| 		case 178: /* CP_INT in IB2 */
 | |
| 			DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
 | |
| 			radeon_fence_process(rdev);
 | |
| 			break;
 | |
| 		case 181: /* CP EOP event */
 | |
| 			DRM_DEBUG("IH: CP EOP\n");
 | |
| 			radeon_fence_process(rdev);
 | |
| 			break;
 | |
| 		case 233: /* GUI IDLE */
 | |
| 			DRM_DEBUG("IH: CP EOP\n");
 | |
| 			rdev->pm.gui_idle = true;
 | |
| 			wake_up(&rdev->irq.idle_queue);
 | |
| 			break;
 | |
| 		default:
 | |
| 			DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
 | |
| 			break;
 | |
| 		}
 | |
| 
 | |
| 		/* wptr/rptr are in bytes! */
 | |
| 		rptr += 16;
 | |
| 		rptr &= rdev->ih.ptr_mask;
 | |
| 	}
 | |
| 	/* make sure wptr hasn't changed while processing */
 | |
| 	wptr = evergreen_get_ih_wptr(rdev);
 | |
| 	if (wptr != rdev->ih.wptr)
 | |
| 		goto restart_ih;
 | |
| 	if (queue_hotplug)
 | |
| 		queue_work(rdev->wq, &rdev->hotplug_work);
 | |
| 	rdev->ih.rptr = rptr;
 | |
| 	WREG32(IH_RB_RPTR, rdev->ih.rptr);
 | |
| 	spin_unlock_irqrestore(&rdev->ih.lock, flags);
 | |
| 	return IRQ_HANDLED;
 | |
| }
 | |
| 
 | |
| static int evergreen_startup(struct radeon_device *rdev)
 | |
| {
 | |
| 	int r;
 | |
| 
 | |
| 	if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
 | |
| 		r = r600_init_microcode(rdev);
 | |
| 		if (r) {
 | |
| 			DRM_ERROR("Failed to load firmware!\n");
 | |
| 			return r;
 | |
| 		}
 | |
| 	}
 | |
| 
 | |
| 	evergreen_mc_program(rdev);
 | |
| 	if (rdev->flags & RADEON_IS_AGP) {
 | |
| 		evergreen_agp_enable(rdev);
 | |
| 	} else {
 | |
| 		r = evergreen_pcie_gart_enable(rdev);
 | |
| 		if (r)
 | |
| 			return r;
 | |
| 	}
 | |
| 	evergreen_gpu_init(rdev);
 | |
| 
 | |
| 	r = evergreen_blit_init(rdev);
 | |
| 	if (r) {
 | |
| 		evergreen_blit_fini(rdev);
 | |
| 		rdev->asic->copy = NULL;
 | |
| 		dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
 | |
| 	}
 | |
| 
 | |
| 	/* allocate wb buffer */
 | |
| 	r = radeon_wb_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 
 | |
| 	/* Enable IRQ */
 | |
| 	r = r600_irq_init(rdev);
 | |
| 	if (r) {
 | |
| 		DRM_ERROR("radeon: IH init failed (%d).\n", r);
 | |
| 		radeon_irq_kms_fini(rdev);
 | |
| 		return r;
 | |
| 	}
 | |
| 	evergreen_irq_set(rdev);
 | |
| 
 | |
| 	r = radeon_ring_init(rdev, rdev->cp.ring_size);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 	r = evergreen_cp_load_microcode(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 	r = evergreen_cp_resume(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| int evergreen_resume(struct radeon_device *rdev)
 | |
| {
 | |
| 	int r;
 | |
| 
 | |
| 	/* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
 | |
| 	 * posting will perform necessary task to bring back GPU into good
 | |
| 	 * shape.
 | |
| 	 */
 | |
| 	/* post card */
 | |
| 	atom_asic_init(rdev->mode_info.atom_context);
 | |
| 
 | |
| 	r = evergreen_startup(rdev);
 | |
| 	if (r) {
 | |
| 		DRM_ERROR("r600 startup failed on resume\n");
 | |
| 		return r;
 | |
| 	}
 | |
| 
 | |
| 	r = r600_ib_test(rdev);
 | |
| 	if (r) {
 | |
| 		DRM_ERROR("radeon: failled testing IB (%d).\n", r);
 | |
| 		return r;
 | |
| 	}
 | |
| 
 | |
| 	return r;
 | |
| 
 | |
| }
 | |
| 
 | |
| int evergreen_suspend(struct radeon_device *rdev)
 | |
| {
 | |
| 	int r;
 | |
| 
 | |
| 	/* FIXME: we should wait for ring to be empty */
 | |
| 	r700_cp_stop(rdev);
 | |
| 	rdev->cp.ready = false;
 | |
| 	evergreen_irq_suspend(rdev);
 | |
| 	radeon_wb_disable(rdev);
 | |
| 	evergreen_pcie_gart_disable(rdev);
 | |
| 
 | |
| 	/* unpin shaders bo */
 | |
| 	r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
 | |
| 	if (likely(r == 0)) {
 | |
| 		radeon_bo_unpin(rdev->r600_blit.shader_obj);
 | |
| 		radeon_bo_unreserve(rdev->r600_blit.shader_obj);
 | |
| 	}
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| int evergreen_copy_blit(struct radeon_device *rdev,
 | |
| 			uint64_t src_offset, uint64_t dst_offset,
 | |
| 			unsigned num_pages, struct radeon_fence *fence)
 | |
| {
 | |
| 	int r;
 | |
| 
 | |
| 	mutex_lock(&rdev->r600_blit.mutex);
 | |
| 	rdev->r600_blit.vb_ib = NULL;
 | |
| 	r = evergreen_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
 | |
| 	if (r) {
 | |
| 		if (rdev->r600_blit.vb_ib)
 | |
| 			radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
 | |
| 		mutex_unlock(&rdev->r600_blit.mutex);
 | |
| 		return r;
 | |
| 	}
 | |
| 	evergreen_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
 | |
| 	evergreen_blit_done_copy(rdev, fence);
 | |
| 	mutex_unlock(&rdev->r600_blit.mutex);
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static bool evergreen_card_posted(struct radeon_device *rdev)
 | |
| {
 | |
| 	u32 reg;
 | |
| 
 | |
| 	/* first check CRTCs */
 | |
| 	reg = RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) |
 | |
| 		RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET) |
 | |
| 		RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET) |
 | |
| 		RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET) |
 | |
| 		RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET) |
 | |
| 		RREG32(EVERGREEN_CRTC_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET);
 | |
| 	if (reg & EVERGREEN_CRTC_MASTER_EN)
 | |
| 		return true;
 | |
| 
 | |
| 	/* then check MEM_SIZE, in case the crtcs are off */
 | |
| 	if (RREG32(CONFIG_MEMSIZE))
 | |
| 		return true;
 | |
| 
 | |
| 	return false;
 | |
| }
 | |
| 
 | |
| /* Plan is to move initialization in that function and use
 | |
|  * helper function so that radeon_device_init pretty much
 | |
|  * do nothing more than calling asic specific function. This
 | |
|  * should also allow to remove a bunch of callback function
 | |
|  * like vram_info.
 | |
|  */
 | |
| int evergreen_init(struct radeon_device *rdev)
 | |
| {
 | |
| 	int r;
 | |
| 
 | |
| 	r = radeon_dummy_page_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 	/* This don't do much */
 | |
| 	r = radeon_gem_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 	/* Read BIOS */
 | |
| 	if (!radeon_get_bios(rdev)) {
 | |
| 		if (ASIC_IS_AVIVO(rdev))
 | |
| 			return -EINVAL;
 | |
| 	}
 | |
| 	/* Must be an ATOMBIOS */
 | |
| 	if (!rdev->is_atom_bios) {
 | |
| 		dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
 | |
| 		return -EINVAL;
 | |
| 	}
 | |
| 	r = radeon_atombios_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 	/* Post card if necessary */
 | |
| 	if (!evergreen_card_posted(rdev)) {
 | |
| 		if (!rdev->bios) {
 | |
| 			dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
 | |
| 			return -EINVAL;
 | |
| 		}
 | |
| 		DRM_INFO("GPU not posted. posting now...\n");
 | |
| 		atom_asic_init(rdev->mode_info.atom_context);
 | |
| 	}
 | |
| 	/* Initialize scratch registers */
 | |
| 	r600_scratch_init(rdev);
 | |
| 	/* Initialize surface registers */
 | |
| 	radeon_surface_init(rdev);
 | |
| 	/* Initialize clocks */
 | |
| 	radeon_get_clock_info(rdev->ddev);
 | |
| 	/* Fence driver */
 | |
| 	r = radeon_fence_driver_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 	/* initialize AGP */
 | |
| 	if (rdev->flags & RADEON_IS_AGP) {
 | |
| 		r = radeon_agp_init(rdev);
 | |
| 		if (r)
 | |
| 			radeon_agp_disable(rdev);
 | |
| 	}
 | |
| 	/* initialize memory controller */
 | |
| 	r = evergreen_mc_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 	/* Memory manager */
 | |
| 	r = radeon_bo_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 
 | |
| 	r = radeon_irq_kms_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 
 | |
| 	rdev->cp.ring_obj = NULL;
 | |
| 	r600_ring_init(rdev, 1024 * 1024);
 | |
| 
 | |
| 	rdev->ih.ring_obj = NULL;
 | |
| 	r600_ih_ring_init(rdev, 64 * 1024);
 | |
| 
 | |
| 	r = r600_pcie_gart_init(rdev);
 | |
| 	if (r)
 | |
| 		return r;
 | |
| 
 | |
| 	rdev->accel_working = true;
 | |
| 	r = evergreen_startup(rdev);
 | |
| 	if (r) {
 | |
| 		dev_err(rdev->dev, "disabling GPU acceleration\n");
 | |
| 		r700_cp_fini(rdev);
 | |
| 		r600_irq_fini(rdev);
 | |
| 		radeon_wb_fini(rdev);
 | |
| 		radeon_irq_kms_fini(rdev);
 | |
| 		evergreen_pcie_gart_fini(rdev);
 | |
| 		rdev->accel_working = false;
 | |
| 	}
 | |
| 	if (rdev->accel_working) {
 | |
| 		r = radeon_ib_pool_init(rdev);
 | |
| 		if (r) {
 | |
| 			DRM_ERROR("radeon: failed initializing IB pool (%d).\n", r);
 | |
| 			rdev->accel_working = false;
 | |
| 		}
 | |
| 		r = r600_ib_test(rdev);
 | |
| 		if (r) {
 | |
| 			DRM_ERROR("radeon: failed testing IB (%d).\n", r);
 | |
| 			rdev->accel_working = false;
 | |
| 		}
 | |
| 	}
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| void evergreen_fini(struct radeon_device *rdev)
 | |
| {
 | |
| 	evergreen_blit_fini(rdev);
 | |
| 	r700_cp_fini(rdev);
 | |
| 	r600_irq_fini(rdev);
 | |
| 	radeon_wb_fini(rdev);
 | |
| 	radeon_irq_kms_fini(rdev);
 | |
| 	evergreen_pcie_gart_fini(rdev);
 | |
| 	radeon_gem_fini(rdev);
 | |
| 	radeon_fence_driver_fini(rdev);
 | |
| 	radeon_agp_fini(rdev);
 | |
| 	radeon_bo_fini(rdev);
 | |
| 	radeon_atombios_fini(rdev);
 | |
| 	kfree(rdev->bios);
 | |
| 	rdev->bios = NULL;
 | |
| 	radeon_dummy_page_fini(rdev);
 | |
| }
 |