diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/si.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/si.c | 4127 |
1 files changed, 4127 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c new file mode 100644 index 00000000000..27bda986fc2 --- /dev/null +++ b/drivers/gpu/drm/radeon/si.c @@ -0,0 +1,4127 @@ +/* + * Copyright 2011 Advanced Micro Devices, Inc. + * + * 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, + * 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: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * 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 <linux/module.h> +#include "drmP.h" +#include "radeon.h" +#include "radeon_asic.h" +#include "radeon_drm.h" +#include "sid.h" +#include "atom.h" +#include "si_blit_shaders.h" + +#define SI_PFP_UCODE_SIZE 2144 +#define SI_PM4_UCODE_SIZE 2144 +#define SI_CE_UCODE_SIZE 2144 +#define SI_RLC_UCODE_SIZE 2048 +#define SI_MC_UCODE_SIZE 7769 + +MODULE_FIRMWARE("radeon/TAHITI_pfp.bin"); +MODULE_FIRMWARE("radeon/TAHITI_me.bin"); +MODULE_FIRMWARE("radeon/TAHITI_ce.bin"); +MODULE_FIRMWARE("radeon/TAHITI_mc.bin"); +MODULE_FIRMWARE("radeon/TAHITI_rlc.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_pfp.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_me.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_ce.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_mc.bin"); +MODULE_FIRMWARE("radeon/PITCAIRN_rlc.bin"); +MODULE_FIRMWARE("radeon/VERDE_pfp.bin"); +MODULE_FIRMWARE("radeon/VERDE_me.bin"); +MODULE_FIRMWARE("radeon/VERDE_ce.bin"); +MODULE_FIRMWARE("radeon/VERDE_mc.bin"); +MODULE_FIRMWARE("radeon/VERDE_rlc.bin"); + +extern int r600_ih_ring_alloc(struct radeon_device *rdev); +extern void r600_ih_ring_fini(struct radeon_device *rdev); +extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev); +extern void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save); +extern void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save); +extern u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev); + +/* get temperature in millidegrees */ +int si_get_temp(struct radeon_device *rdev) +{ + u32 temp; + int actual_temp = 0; + + temp = (RREG32(CG_MULT_THERMAL_STATUS) & CTF_TEMP_MASK) >> + CTF_TEMP_SHIFT; + + if (temp & 0x200) + actual_temp = 255; + else + actual_temp = temp & 0x1ff; + + actual_temp = (actual_temp * 1000); + + return actual_temp; +} + +#define TAHITI_IO_MC_REGS_SIZE 36 + +static const u32 tahiti_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { + {0x0000006f, 0x03044000}, + {0x00000070, 0x0480c018}, + {0x00000071, 0x00000040}, + {0x00000072, 0x01000000}, + {0x00000074, 0x000000ff}, + {0x00000075, 0x00143400}, + {0x00000076, 0x08ec0800}, + {0x00000077, 0x040000cc}, + {0x00000079, 0x00000000}, + {0x0000007a, 0x21000409}, + {0x0000007c, 0x00000000}, + {0x0000007d, 0xe8000000}, + {0x0000007e, 0x044408a8}, + {0x0000007f, 0x00000003}, + {0x00000080, 0x00000000}, + {0x00000081, 0x01000000}, + {0x00000082, 0x02000000}, + {0x00000083, 0x00000000}, + {0x00000084, 0xe3f3e4f4}, + {0x00000085, 0x00052024}, + {0x00000087, 0x00000000}, + {0x00000088, 0x66036603}, + {0x00000089, 0x01000000}, + {0x0000008b, 0x1c0a0000}, + {0x0000008c, 0xff010000}, + {0x0000008e, 0xffffefff}, + {0x0000008f, 0xfff3efff}, + {0x00000090, 0xfff3efbf}, + {0x00000094, 0x00101101}, + {0x00000095, 0x00000fff}, + {0x00000096, 0x00116fff}, + {0x00000097, 0x60010000}, + {0x00000098, 0x10010000}, + {0x00000099, 0x00006000}, + {0x0000009a, 0x00001000}, + {0x0000009f, 0x00a77400} +}; + +static const u32 pitcairn_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { + {0x0000006f, 0x03044000}, + {0x00000070, 0x0480c018}, + {0x00000071, 0x00000040}, + {0x00000072, 0x01000000}, + {0x00000074, 0x000000ff}, + {0x00000075, 0x00143400}, + {0x00000076, 0x08ec0800}, + {0x00000077, 0x040000cc}, + {0x00000079, 0x00000000}, + {0x0000007a, 0x21000409}, + {0x0000007c, 0x00000000}, + {0x0000007d, 0xe8000000}, + {0x0000007e, 0x044408a8}, + {0x0000007f, 0x00000003}, + {0x00000080, 0x00000000}, + {0x00000081, 0x01000000}, + {0x00000082, 0x02000000}, + {0x00000083, 0x00000000}, + {0x00000084, 0xe3f3e4f4}, + {0x00000085, 0x00052024}, + {0x00000087, 0x00000000}, + {0x00000088, 0x66036603}, + {0x00000089, 0x01000000}, + {0x0000008b, 0x1c0a0000}, + {0x0000008c, 0xff010000}, + {0x0000008e, 0xffffefff}, + {0x0000008f, 0xfff3efff}, + {0x00000090, 0xfff3efbf}, + {0x00000094, 0x00101101}, + {0x00000095, 0x00000fff}, + {0x00000096, 0x00116fff}, + {0x00000097, 0x60010000}, + {0x00000098, 0x10010000}, + {0x00000099, 0x00006000}, + {0x0000009a, 0x00001000}, + {0x0000009f, 0x00a47400} +}; + +static const u32 verde_io_mc_regs[TAHITI_IO_MC_REGS_SIZE][2] = { + {0x0000006f, 0x03044000}, + {0x00000070, 0x0480c018}, + {0x00000071, 0x00000040}, + {0x00000072, 0x01000000}, + {0x00000074, 0x000000ff}, + {0x00000075, 0x00143400}, + {0x00000076, 0x08ec0800}, + {0x00000077, 0x040000cc}, + {0x00000079, 0x00000000}, + {0x0000007a, 0x21000409}, + {0x0000007c, 0x00000000}, + {0x0000007d, 0xe8000000}, + {0x0000007e, 0x044408a8}, + {0x0000007f, 0x00000003}, + {0x00000080, 0x00000000}, + {0x00000081, 0x01000000}, + {0x00000082, 0x02000000}, + {0x00000083, 0x00000000}, + {0x00000084, 0xe3f3e4f4}, + {0x00000085, 0x00052024}, + {0x00000087, 0x00000000}, + {0x00000088, 0x66036603}, + {0x00000089, 0x01000000}, + {0x0000008b, 0x1c0a0000}, + {0x0000008c, 0xff010000}, + {0x0000008e, 0xffffefff}, + {0x0000008f, 0xfff3efff}, + {0x00000090, 0xfff3efbf}, + {0x00000094, 0x00101101}, + {0x00000095, 0x00000fff}, + {0x00000096, 0x00116fff}, + {0x00000097, 0x60010000}, + {0x00000098, 0x10010000}, + {0x00000099, 0x00006000}, + {0x0000009a, 0x00001000}, + {0x0000009f, 0x00a37400} +}; + +/* ucode loading */ +static int si_mc_load_microcode(struct radeon_device *rdev) +{ + const __be32 *fw_data; + u32 running, blackout = 0; + u32 *io_mc_regs; + int i, ucode_size, regs_size; + + if (!rdev->mc_fw) + return -EINVAL; + + switch (rdev->family) { + case CHIP_TAHITI: + io_mc_regs = (u32 *)&tahiti_io_mc_regs; + ucode_size = SI_MC_UCODE_SIZE; + regs_size = TAHITI_IO_MC_REGS_SIZE; + break; + case CHIP_PITCAIRN: + io_mc_regs = (u32 *)&pitcairn_io_mc_regs; + ucode_size = SI_MC_UCODE_SIZE; + regs_size = TAHITI_IO_MC_REGS_SIZE; + break; + case CHIP_VERDE: + default: + io_mc_regs = (u32 *)&verde_io_mc_regs; + ucode_size = SI_MC_UCODE_SIZE; + regs_size = TAHITI_IO_MC_REGS_SIZE; + break; + } + + running = RREG32(MC_SEQ_SUP_CNTL) & RUN_MASK; + + if (running == 0) { + if (running) { + blackout = RREG32(MC_SHARED_BLACKOUT_CNTL); + WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1); + } + + /* reset the engine and set to writable */ + WREG32(MC_SEQ_SUP_CNTL, 0x00000008); + WREG32(MC_SEQ_SUP_CNTL, 0x00000010); + + /* load mc io regs */ + for (i = 0; i < regs_size; i++) { + WREG32(MC_SEQ_IO_DEBUG_INDEX, io_mc_regs[(i << 1)]); + WREG32(MC_SEQ_IO_DEBUG_DATA, io_mc_regs[(i << 1) + 1]); + } + /* load the MC ucode */ + fw_data = (const __be32 *)rdev->mc_fw->data; + for (i = 0; i < ucode_size; i++) + WREG32(MC_SEQ_SUP_PGM, be32_to_cpup(fw_data++)); + + /* put the engine back into the active state */ + WREG32(MC_SEQ_SUP_CNTL, 0x00000008); + WREG32(MC_SEQ_SUP_CNTL, 0x00000004); + WREG32(MC_SEQ_SUP_CNTL, 0x00000001); + + /* wait for training to complete */ + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D0) + break; + udelay(1); + } + for (i = 0; i < rdev->usec_timeout; i++) { + if (RREG32(MC_SEQ_TRAIN_WAKEUP_CNTL) & TRAIN_DONE_D1) + break; + udelay(1); + } + + if (running) + WREG32(MC_SHARED_BLACKOUT_CNTL, blackout); + } + + return 0; +} + +static int si_init_microcode(struct radeon_device *rdev) +{ + struct platform_device *pdev; + const char *chip_name; + const char *rlc_chip_name; + size_t pfp_req_size, me_req_size, ce_req_size, rlc_req_size, mc_req_size; + char fw_name[30]; + int err; + + DRM_DEBUG("\n"); + + pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0); + err = IS_ERR(pdev); + if (err) { + printk(KERN_ERR "radeon_cp: Failed to register firmware\n"); + return -EINVAL; + } + + switch (rdev->family) { + case CHIP_TAHITI: + chip_name = "TAHITI"; + rlc_chip_name = "TAHITI"; + pfp_req_size = SI_PFP_UCODE_SIZE * 4; + me_req_size = SI_PM4_UCODE_SIZE * 4; + ce_req_size = SI_CE_UCODE_SIZE * 4; + rlc_req_size = SI_RLC_UCODE_SIZE * 4; + mc_req_size = SI_MC_UCODE_SIZE * 4; + break; + case CHIP_PITCAIRN: + chip_name = "PITCAIRN"; + rlc_chip_name = "PITCAIRN"; + pfp_req_size = SI_PFP_UCODE_SIZE * 4; + me_req_size = SI_PM4_UCODE_SIZE * 4; + ce_req_size = SI_CE_UCODE_SIZE * 4; + rlc_req_size = SI_RLC_UCODE_SIZE * 4; + mc_req_size = SI_MC_UCODE_SIZE * 4; + break; + case CHIP_VERDE: + chip_name = "VERDE"; + rlc_chip_name = "VERDE"; + pfp_req_size = SI_PFP_UCODE_SIZE * 4; + me_req_size = SI_PM4_UCODE_SIZE * 4; + ce_req_size = SI_CE_UCODE_SIZE * 4; + rlc_req_size = SI_RLC_UCODE_SIZE * 4; + mc_req_size = SI_MC_UCODE_SIZE * 4; + break; + default: BUG(); + } + + DRM_INFO("Loading %s Microcode\n", chip_name); + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name); + err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev); + if (err) + goto out; + if (rdev->pfp_fw->size != pfp_req_size) { + printk(KERN_ERR + "si_cp: Bogus length %zu in firmware \"%s\"\n", + rdev->pfp_fw->size, fw_name); + err = -EINVAL; + goto out; + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name); + err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev); + if (err) + goto out; + if (rdev->me_fw->size != me_req_size) { + printk(KERN_ERR + "si_cp: Bogus length %zu in firmware \"%s\"\n", + rdev->me_fw->size, fw_name); + err = -EINVAL; + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_ce.bin", chip_name); + err = request_firmware(&rdev->ce_fw, fw_name, &pdev->dev); + if (err) + goto out; + if (rdev->ce_fw->size != ce_req_size) { + printk(KERN_ERR + "si_cp: Bogus length %zu in firmware \"%s\"\n", + rdev->ce_fw->size, fw_name); + err = -EINVAL; + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name); + err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev); + if (err) + goto out; + if (rdev->rlc_fw->size != rlc_req_size) { + printk(KERN_ERR + "si_rlc: Bogus length %zu in firmware \"%s\"\n", + rdev->rlc_fw->size, fw_name); + err = -EINVAL; + } + + snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name); + err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev); + if (err) + goto out; + if (rdev->mc_fw->size != mc_req_size) { + printk(KERN_ERR + "si_mc: Bogus length %zu in firmware \"%s\"\n", + rdev->mc_fw->size, fw_name); + err = -EINVAL; + } + +out: + platform_device_unregister(pdev); + + if (err) { + if (err != -EINVAL) + printk(KERN_ERR + "si_cp: Failed to load firmware \"%s\"\n", + fw_name); + release_firmware(rdev->pfp_fw); + rdev->pfp_fw = NULL; + release_firmware(rdev->me_fw); + rdev->me_fw = NULL; + release_firmware(rdev->ce_fw); + rdev->ce_fw = NULL; + release_firmware(rdev->rlc_fw); + rdev->rlc_fw = NULL; + release_firmware(rdev->mc_fw); + rdev->mc_fw = NULL; + } + return err; +} + +/* watermark setup */ +static u32 dce6_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; + /* + * 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 21:20: + * 0 - half lb + * 2 - whole lb, other crtc must be disabled + */ + /* this can get tricky if we have two large displays on a paired group + * of crtcs. Ideally for multiple large displays we'd assign them to + * non-linked crtcs for maximum line buffer allocation. + */ + if (radeon_crtc->base.enabled && mode) { + if (other_mode) + tmp = 0; /* 1/2 */ + else + tmp = 2; /* whole */ + } else + tmp = 0; + + WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, + DC_LB_MEMORY_CONFIG(tmp)); + + if (radeon_crtc->base.enabled && mode) { + switch (tmp) { + case 0: + default: + return 4096 * 2; + case 2: + return 8192 * 2; + } + } + + /* controller not enabled, so no lb used */ + return 0; +} + +static u32 si_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; + case 4: + return 3; + case 5: + return 6; + case 6: + return 10; + case 7: + return 12; + case 8: + return 16; + } +} + +struct dce6_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 dce6_dram_bandwidth(struct dce6_wm_params *wm) +{ + /* Calculate raw DRAM Bandwidth */ + 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 dce6_dram_bandwidth_for_display(struct dce6_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 dce6_data_return_bandwidth(struct dce6_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 dce6_get_dmif_bytes_per_request(struct dce6_wm_params *wm) +{ + return 32; +} + +static u32 dce6_dmif_request_bandwidth(struct dce6_wm_params *wm) +{ + /* Calculate the DMIF Request Bandwidth */ + fixed20_12 disp_clk_request_efficiency; /* 0.8 */ + fixed20_12 disp_clk, sclk, bandwidth; + fixed20_12 a, b1, b2; + u32 min_bandwidth; + + 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(dce6_get_dmif_bytes_per_request(wm) / 2); + b1.full = dfixed_mul(a, disp_clk); + + a.full = dfixed_const(1000); + sclk.full = dfixed_const(wm->sclk); + sclk.full = dfixed_div(sclk, a); + a.full = dfixed_const(dce6_get_dmif_bytes_per_request(wm)); + b2.full = dfixed_mul(a, sclk); + + 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); + + min_bandwidth = min(dfixed_trunc(b1), dfixed_trunc(b2)); + + a.full = dfixed_const(min_bandwidth); + bandwidth.full = dfixed_mul(a, disp_clk_request_efficiency); + + return dfixed_trunc(bandwidth); +} + +static u32 dce6_available_bandwidth(struct dce6_wm_params *wm) +{ + /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */ + u32 dram_bandwidth = dce6_dram_bandwidth(wm); + u32 data_return_bandwidth = dce6_data_return_bandwidth(wm); + u32 dmif_req_bandwidth = dce6_dmif_request_bandwidth(wm); + + return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth)); +} + +static u32 dce6_average_bandwidth(struct dce6_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 dce6_latency_watermark(struct dce6_wm_params *wm) +{ + /* First calcualte the latency in ns */ + u32 mc_latency = 2000; /* 2000 ns. */ + u32 available_bandwidth = dce6_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; + u32 tmp, dmif_size = 12288; + 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(mc_latency + 512); + c.full = dfixed_const(wm->disp_clk); + b.full = dfixed_div(b, c); + + c.full = dfixed_const(dmif_size); + b.full = dfixed_div(c, b); + + tmp = min(dfixed_trunc(a), dfixed_trunc(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(tmp, 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 dce6_average_bandwidth_vs_dram_bandwidth_for_display(struct dce6_wm_params *wm) +{ + if (dce6_average_bandwidth(wm) <= + (dce6_dram_bandwidth_for_display(wm) / wm->num_heads)) + return true; + else + return false; +}; + +static bool dce6_average_bandwidth_vs_available_bandwidth(struct dce6_wm_params *wm) +{ + if (dce6_average_bandwidth(wm) <= + (dce6_available_bandwidth(wm) / wm->num_heads)) + return true; + else + return false; +}; + +static bool dce6_check_latency_hiding(struct dce6_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 (dce6_latency_watermark(wm) <= latency_hiding) + return true; + else + return false; +} + +static void dce6_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 dce6_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 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; + if (rdev->family == CHIP_ARUBA) + wm.dram_channels = evergreen_get_number_of_dram_channels(rdev); + else + wm.dram_channels = si_get_number_of_dram_channels(rdev); + wm.num_heads = num_heads; + + /* set for high clocks */ + latency_watermark_a = min(dce6_latency_watermark(&wm), (u32)65535); + /* set for low clocks */ + /* wm.yclk = low clk; wm.sclk = low clk */ + latency_watermark_b = min(dce6_latency_watermark(&wm), (u32)65535); + + /* possibly force display priority to high */ + /* should really do this at mode validation time... */ + if (!dce6_average_bandwidth_vs_dram_bandwidth_for_display(&wm) || + !dce6_average_bandwidth_vs_available_bandwidth(&wm) || + !dce6_check_latency_hiding(&wm) || + (rdev->disp_priority == 2)) { + DRM_DEBUG_KMS("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(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset); + tmp = arb_control3; + tmp &= ~LATENCY_WATERMARK_MASK(3); + tmp |= LATENCY_WATERMARK_MASK(1); + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp); + WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset, + (LATENCY_LOW_WATERMARK(latency_watermark_a) | + LATENCY_HIGH_WATERMARK(line_time))); + /* select wm B */ + tmp = RREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset); + tmp &= ~LATENCY_WATERMARK_MASK(3); + tmp |= LATENCY_WATERMARK_MASK(2); + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_offset, tmp); + WREG32(DPG_PIPE_LATENCY_CONTROL + radeon_crtc->crtc_offset, + (LATENCY_LOW_WATERMARK(latency_watermark_b) | + LATENCY_HIGH_WATERMARK(line_time))); + /* restore original selection */ + WREG32(DPG_PIPE_ARBITRATION_CONTROL3 + radeon_crtc->crtc_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 dce6_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 = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1); + dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads); + lb_size = dce6_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0); + dce6_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads); + } +} + +/* + * Core functions + */ +static u32 si_get_tile_pipe_to_backend_map(struct radeon_device *rdev, + u32 num_tile_pipes, + u32 num_backends_per_asic, + u32 *backend_disable_mask_per_asic, + u32 num_shader_engines) +{ + u32 backend_map = 0; + u32 enabled_backends_mask = 0; + u32 enabled_backends_count = 0; + u32 num_backends_per_se; + u32 cur_pipe; + u32 swizzle_pipe[SI_MAX_PIPES]; + u32 cur_backend = 0; + u32 i; + bool force_no_swizzle; + + /* force legal values */ + if (num_tile_pipes < 1) + num_tile_pipes = 1; + if (num_tile_pipes > rdev->config.si.max_tile_pipes) + num_tile_pipes = rdev->config.si.max_tile_pipes; + if (num_shader_engines < 1) + num_shader_engines = 1; + if (num_shader_engines > rdev->config.si.max_shader_engines) + num_shader_engines = rdev->config.si.max_shader_engines; + if (num_backends_per_asic < num_shader_engines) + num_backends_per_asic = num_shader_engines; + if (num_backends_per_asic > (rdev->config.si.max_backends_per_se * num_shader_engines)) + num_backends_per_asic = rdev->config.si.max_backends_per_se * num_shader_engines; + + /* make sure we have the same number of backends per se */ + num_backends_per_asic = ALIGN(num_backends_per_asic, num_shader_engines); + /* set up the number of backends per se */ + num_backends_per_se = num_backends_per_asic / num_shader_engines; + if (num_backends_per_se > rdev->config.si.max_backends_per_se) { + num_backends_per_se = rdev->config.si.max_backends_per_se; + num_backends_per_asic = num_backends_per_se * num_shader_engines; + } + + /* create enable mask and count for enabled backends */ + for (i = 0; i < SI_MAX_BACKENDS; ++i) { + if (((*backend_disable_mask_per_asic >> i) & 1) == 0) { + enabled_backends_mask |= (1 << i); + ++enabled_backends_count; + } + if (enabled_backends_count == num_backends_per_asic) + break; + } + + /* force the backends mask to match the current number of backends */ + if (enabled_backends_count != num_backends_per_asic) { + u32 this_backend_enabled; + u32 shader_engine; + u32 backend_per_se; + + enabled_backends_mask = 0; + enabled_backends_count = 0; + *backend_disable_mask_per_asic = SI_MAX_BACKENDS_MASK; + for (i = 0; i < SI_MAX_BACKENDS; ++i) { + /* calc the current se */ + shader_engine = i / rdev->config.si.max_backends_per_se; + /* calc the backend per se */ + backend_per_se = i % rdev->config.si.max_backends_per_se; + /* default to not enabled */ + this_backend_enabled = 0; + if ((shader_engine < num_shader_engines) && + (backend_per_se < num_backends_per_se)) + this_backend_enabled = 1; + if (this_backend_enabled) { + enabled_backends_mask |= (1 << i); + *backend_disable_mask_per_asic &= ~(1 << i); + ++enabled_backends_count; + } + } + } + + + memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * SI_MAX_PIPES); + switch (rdev->family) { + case CHIP_TAHITI: + case CHIP_PITCAIRN: + case CHIP_VERDE: + force_no_swizzle = true; + break; + default: + force_no_swizzle = false; + break; + } + if (force_no_swizzle) { + bool last_backend_enabled = false; + + force_no_swizzle = false; + for (i = 0; i < SI_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) % SI_MAX_BACKENDS; + + backend_map |= (((cur_backend & 0xf) << (swizzle_pipe[cur_pipe] * 4))); + + cur_backend = (cur_backend + 1) % SI_MAX_BACKENDS; + } + + return backend_map; +} + +static u32 si_get_disable_mask_per_asic(struct radeon_device *rdev, + u32 disable_mask_per_se, + u32 max_disable_mask_per_se, + u32 num_shader_engines) +{ + u32 disable_field_width_per_se = r600_count_pipe_bits(disable_mask_per_se); + u32 disable_mask_per_asic = disable_mask_per_se & max_disable_mask_per_se; + + if (num_shader_engines == 1) + return disable_mask_per_asic; + else if (num_shader_engines == 2) + return disable_mask_per_asic | (disable_mask_per_asic << disable_field_width_per_se); + else + return 0xffffffff; +} + +static void si_tiling_mode_table_init(struct radeon_device *rdev) +{ + const u32 num_tile_mode_states = 32; + u32 reg_offset, gb_tile_moden, split_equal_to_row_size; + + switch (rdev->config.si.mem_row_size_in_kb) { + case 1: + split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_1KB; + break; + case 2: + default: + split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_2KB; + break; + case 4: + split_equal_to_row_size = ADDR_SURF_TILE_SPLIT_4KB; + break; + } + + if ((rdev->family == CHIP_TAHITI) || + (rdev->family == CHIP_PITCAIRN)) { + for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) { + switch (reg_offset) { + case 0: /* non-AA compressed depth or any compressed stencil */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 1: /* 2xAA/4xAA compressed depth only */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 2: /* 8xAA compressed depth only */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 3: /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 4: /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 5: /* Uncompressed 16bpp depth - and stencil buffer allocated with it */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 6: /* Uncompressed 32bpp depth - and stencil buffer allocated with it */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 7: /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 8: /* 1D and 1D Array Surfaces */ + gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 9: /* Displayable maps. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 10: /* Display 8bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 11: /* Display 16bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 12: /* Display 32bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 13: /* Thin. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 14: /* Thin 8 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 15: /* Thin 16 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 16: /* Thin 32 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 17: /* Thin 64 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + case 21: /* 8 bpp PRT. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 22: /* 16 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 23: /* 32 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 24: /* 64 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 25: /* 128 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) | + NUM_BANKS(ADDR_SURF_8_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + default: + gb_tile_moden = 0; + break; + } + WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden); + } + } else if (rdev->family == CHIP_VERDE) { + for (reg_offset = 0; reg_offset < num_tile_mode_states; reg_offset++) { + switch (reg_offset) { + case 0: /* non-AA compressed depth or any compressed stencil */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 1: /* 2xAA/4xAA compressed depth only */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 2: /* 8xAA compressed depth only */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 3: /* 2xAA/4xAA compressed depth with stencil (for depth buffer) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_128B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 4: /* Maps w/ a dimension less than the 2D macro-tile dimensions (for mipmapped depth textures) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 5: /* Uncompressed 16bpp depth - and stencil buffer allocated with it */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 6: /* Uncompressed 32bpp depth - and stencil buffer allocated with it */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 7: /* Uncompressed 8bpp stencil without depth (drivers typically do not use) */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DEPTH_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 8: /* 1D and 1D Array Surfaces */ + gb_tile_moden = (ARRAY_MODE(ARRAY_LINEAR_ALIGNED) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 9: /* Displayable maps. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 10: /* Display 8bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 11: /* Display 16bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 12: /* Display 32bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_DISPLAY_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 13: /* Thin. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_1D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_64B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 14: /* Thin 8 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 15: /* Thin 16 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 16: /* Thin 32 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 17: /* Thin 64 bpp. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P4_8x16) | + TILE_SPLIT(split_equal_to_row_size) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 21: /* 8 bpp PRT. */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_2) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 22: /* 16 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_4) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_4)); + break; + case 23: /* 32 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_256B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_2) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 24: /* 64 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_512B) | + NUM_BANKS(ADDR_SURF_16_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_2)); + break; + case 25: /* 128 bpp PRT */ + gb_tile_moden = (ARRAY_MODE(ARRAY_2D_TILED_THIN1) | + MICRO_TILE_MODE(ADDR_SURF_THIN_MICRO_TILING) | + PIPE_CONFIG(ADDR_SURF_P8_32x32_8x16) | + TILE_SPLIT(ADDR_SURF_TILE_SPLIT_1KB) | + NUM_BANKS(ADDR_SURF_8_BANK) | + BANK_WIDTH(ADDR_SURF_BANK_WIDTH_1) | + BANK_HEIGHT(ADDR_SURF_BANK_HEIGHT_1) | + MACRO_TILE_ASPECT(ADDR_SURF_MACRO_ASPECT_1)); + break; + default: + gb_tile_moden = 0; + break; + } + WREG32(GB_TILE_MODE0 + (reg_offset * 4), gb_tile_moden); + } + } else + DRM_ERROR("unknown asic: 0x%x\n", rdev->family); +} + +static void si_gpu_init(struct radeon_device *rdev) +{ + u32 cc_rb_backend_disable = 0; + u32 cc_gc_shader_array_config; + u32 gb_addr_config = 0; + u32 mc_shared_chmap, mc_arb_ramcfg; + u32 gb_backend_map; + u32 cgts_tcc_disable; + u32 sx_debug_1; + u32 gc_user_shader_array_config; + u32 gc_user_rb_backend_disable; + u32 cgts_user_tcc_disable; + u32 hdp_host_path_cntl; + u32 tmp; + int i, j; + + switch (rdev->family) { + case CHIP_TAHITI: + rdev->config.si.max_shader_engines = 2; + rdev->config.si.max_pipes_per_simd = 4; + rdev->config.si.max_tile_pipes = 12; + rdev->config.si.max_simds_per_se = 8; + rdev->config.si.max_backends_per_se = 4; + rdev->config.si.max_texture_channel_caches = 12; + rdev->config.si.max_gprs = 256; + rdev->config.si.max_gs_threads = 32; + rdev->config.si.max_hw_contexts = 8; + + rdev->config.si.sc_prim_fifo_size_frontend = 0x20; + rdev->config.si.sc_prim_fifo_size_backend = 0x100; + rdev->config.si.sc_hiz_tile_fifo_size = 0x30; + rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; + break; + case CHIP_PITCAIRN: + rdev->config.si.max_shader_engines = 2; + rdev->config.si.max_pipes_per_simd = 4; + rdev->config.si.max_tile_pipes = 8; + rdev->config.si.max_simds_per_se = 5; + rdev->config.si.max_backends_per_se = 4; + rdev->config.si.max_texture_channel_caches = 8; + rdev->config.si.max_gprs = 256; + rdev->config.si.max_gs_threads = 32; + rdev->config.si.max_hw_contexts = 8; + + rdev->config.si.sc_prim_fifo_size_frontend = 0x20; + rdev->config.si.sc_prim_fifo_size_backend = 0x100; + rdev->config.si.sc_hiz_tile_fifo_size = 0x30; + rdev->config.si.sc_earlyz_tile_fifo_size = 0x130; + break; + case CHIP_VERDE: + default: + rdev->config.si.max_shader_engines = 1; + rdev->config.si.max_pipes_per_simd = 4; + rdev->config.si.max_tile_pipes = 4; + rdev->config.si.max_simds_per_se = 2; + rdev->config.si.max_backends_per_se = 4; + rdev->config.si.max_texture_channel_caches = 4; + rdev->config.si.max_gprs = 256; + rdev->config.si.max_gs_threads = 32; + rdev->config.si.max_hw_contexts = 8; + + rdev->config.si.sc_prim_fifo_size_frontend = 0x20; + rdev->config.si.sc_prim_fifo_size_backend = 0x40; + rdev->config.si.sc_hiz_tile_fifo_size = 0x30; + rdev->config.si.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)); + + evergreen_fix_pci_max_read_req_size(rdev); + + WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN); + + mc_shared_chmap = RREG32(MC_SHARED_CHMAP); + mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG); + + cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE); + cc_gc_shader_array_config = RREG32(CC_GC_SHADER_ARRAY_CONFIG); + cgts_tcc_disable = 0xffff0000; + for (i = 0; i < rdev->config.si.max_texture_channel_caches; i++) + cgts_tcc_disable &= ~(1 << (16 + i)); + gc_user_rb_backend_disable = RREG32(GC_USER_RB_BACKEND_DISABLE); + gc_user_shader_array_config = RREG32(GC_USER_SHADER_ARRAY_CONFIG); + cgts_user_tcc_disable = RREG32(CGTS_USER_TCC_DISABLE); + + rdev->config.si.num_shader_engines = rdev->config.si.max_shader_engines; + rdev->config.si.num_tile_pipes = rdev->config.si.max_tile_pipes; + tmp = ((~gc_user_rb_backend_disable) & BACKEND_DISABLE_MASK) >> BACKEND_DISABLE_SHIFT; + rdev->config.si.num_backends_per_se = r600_count_pipe_bits(tmp); + tmp = (gc_user_rb_backend_disable & BACKEND_DISABLE_MASK) >> BACKEND_DISABLE_SHIFT; + rdev->config.si.backend_disable_mask_per_asic = + si_get_disable_mask_per_asic(rdev, tmp, SI_MAX_BACKENDS_PER_SE_MASK, + rdev->config.si.num_shader_engines); + rdev->config.si.backend_map = + si_get_tile_pipe_to_backend_map(rdev, rdev->config.si.num_tile_pipes, + rdev->config.si.num_backends_per_se * + rdev->config.si.num_shader_engines, + &rdev->config.si.backend_disable_mask_per_asic, + rdev->config.si.num_shader_engines); + tmp = ((~cgts_user_tcc_disable) & TCC_DISABLE_MASK) >> TCC_DISABLE_SHIFT; + rdev->config.si.num_texture_channel_caches = r600_count_pipe_bits(tmp); + rdev->config.si.mem_max_burst_length_bytes = 256; + tmp = (mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT; + rdev->config.si.mem_row_size_in_kb = (4 * (1 << (8 + tmp))) / 1024; + if (rdev->config.si.mem_row_size_in_kb > 4) + rdev->config.si.mem_row_size_in_kb = 4; + /* XXX use MC settings? */ + rdev->config.si.shader_engine_tile_size = 32; + rdev->config.si.num_gpus = 1; + rdev->config.si.multi_gpu_tile_size = 64; + + gb_addr_config = 0; + switch (rdev->config.si.num_tile_pipes) { + case 1: + 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: + default: + gb_addr_config |= NUM_PIPES(3); + break; + } + + tmp = (rdev->config.si.mem_max_burst_length_bytes / 256) - 1; + gb_addr_config |= PIPE_INTERLEAVE_SIZE(tmp); + gb_addr_config |= NUM_SHADER_ENGINES(rdev->config.si.num_shader_engines - 1); + tmp = (rdev->config.si.shader_engine_tile_size / 16) - 1; + gb_addr_config |= SHADER_ENGINE_TILE_SIZE(tmp); + switch (rdev->config.si.num_gpus) { + case 1: + default: + gb_addr_config |= NUM_GPUS(0); + break; + case 2: + gb_addr_config |= NUM_GPUS(1); + break; + case 4: + gb_addr_config |= NUM_GPUS(2); + break; + } + switch (rdev->config.si.multi_gpu_tile_size) { + case 16: + gb_addr_config |= MULTI_GPU_TILE_SIZE(0); + break; + case 32: + default: + gb_addr_config |= MULTI_GPU_TILE_SIZE(1); + break; + case 64: + gb_addr_config |= MULTI_GPU_TILE_SIZE(2); + break; + case 128: + gb_addr_config |= MULTI_GPU_TILE_SIZE(3); + break; + } + switch (rdev->config.si.mem_row_size_in_kb) { + case 1: + default: + gb_addr_config |= ROW_SIZE(0); + break; + case 2: + gb_addr_config |= ROW_SIZE(1); + break; + case 4: + gb_addr_config |= ROW_SIZE(2); + break; + } + + tmp = (gb_addr_config & NUM_PIPES_MASK) >> NUM_PIPES_SHIFT; + rdev->config.si.num_tile_pipes = (1 << tmp); + tmp = (gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT; + rdev->config.si.mem_max_burst_length_bytes = (tmp + 1) * 256; + tmp = (gb_addr_config & NUM_SHADER_ENGINES_MASK) >> NUM_SHADER_ENGINES_SHIFT; + rdev->config.si.num_shader_engines = tmp + 1; + tmp = (gb_addr_config & NUM_GPUS_MASK) >> NUM_GPUS_SHIFT; + rdev->config.si.num_gpus = tmp + 1; + tmp = (gb_addr_config & MULTI_GPU_TILE_SIZE_MASK) >> MULTI_GPU_TILE_SIZE_SHIFT; + rdev->config.si.multi_gpu_tile_size = 1 << tmp; + tmp = (gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT; + rdev->config.si.mem_row_size_in_kb = 1 << tmp; + + gb_backend_map = + si_get_tile_pipe_to_backend_map(rdev, rdev->config.si.num_tile_pipes, + rdev->config.si.num_backends_per_se * + rdev->config.si.num_shader_engines, + &rdev->config.si.backend_disable_mask_per_asic, + rdev->config.si.num_shader_engines); + + /* 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.si.tile_config = 0; + switch (rdev->config.si.num_tile_pipes) { + case 1: + rdev->config.si.tile_config |= (0 << 0); + break; + case 2: + rdev->config.si.tile_config |= (1 << 0); + break; + case 4: + rdev->config.si.tile_config |= (2 << 0); + break; + case 8: + default: + /* XXX what about 12? */ + rdev->config.si.tile_config |= (3 << 0); + break; + } + rdev->config.si.tile_config |= + ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) << 4; + rdev->config.si.tile_config |= + ((gb_addr_config & PIPE_INTERLEAVE_SIZE_MASK) >> PIPE_INTERLEAVE_SIZE_SHIFT) << 8; + rdev->config.si.tile_config |= + ((gb_addr_config & ROW_SIZE_MASK) >> ROW_SIZE_SHIFT) << 12; + + rdev->config.si.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); + + /* primary versions */ + WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable); + WREG32(CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable); + WREG32(CC_GC_SHADER_ARRAY_CONFIG, cc_gc_shader_array_config); + + WREG32(CGTS_TCC_DISABLE, cgts_tcc_disable); + + /* user versions */ + WREG32(GC_USER_RB_BACKEND_DISABLE, cc_rb_backend_disable); + WREG32(GC_USER_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable); + WREG32(GC_USER_SHADER_ARRAY_CONFIG, cc_gc_shader_array_config); + + WREG32(CGTS_USER_TCC_DISABLE, cgts_tcc_disable); + + si_tiling_mode_table_init(rdev); + + /* set HW defaults for 3D engine */ + WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | + ROQ_IB2_START(0x2b))); + WREG32(CP_MEQ_THRESHOLDS, MEQ1_START(0x30) | MEQ2_START(0x60)); + + sx_debug_1 = RREG32(SX_DEBUG_1); + WREG32(SX_DEBUG_1, sx_debug_1); + + WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4)); + + WREG32(PA_SC_FIFO_SIZE, (SC_FRONTEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_frontend) | + SC_BACKEND_PRIM_FIFO_SIZE(rdev->config.si.sc_prim_fifo_size_backend) | + SC_HIZ_TILE_FIFO_SIZE(rdev->config.si.sc_hiz_tile_fifo_size) | + SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.si.sc_earlyz_tile_fifo_size))); + + WREG32(VGT_NUM_INSTANCES, 1); + + WREG32(CP_PERFMON_CNTL, 0); + + WREG32(SQ_CONFIG, 0); + + WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) | + FORCE_EOV_MAX_REZ_CNT(255))); + + WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC) | + AUTO_INVLD_EN(ES_AND_GS_AUTO)); + + WREG32(VGT_GS_VERTEX_REUSE, 16); + WREG32(PA_SC_LINE_STIPPLE_STATE, 0); + + WREG32(CB_PERFCOUNTER0_SELECT0, 0); + WREG32(CB_PERFCOUNTER0_SELECT1, 0); + WREG32(CB_PERFCOUNTER1_SELECT0, 0); + WREG32(CB_PERFCOUNTER1_SELECT1, 0); + WREG32(CB_PERFCOUNTER2_SELECT0, 0); + WREG32(CB_PERFCOUNTER2_SELECT1, 0); + WREG32(CB_PERFCOUNTER3_SELECT0, 0); + WREG32(CB_PERFCOUNTER3_SELECT1, 0); + + tmp = RREG32(HDP_MISC_CNTL); + tmp |= HDP_FLUSH_INVALIDATE_CACHE; + WREG32(HDP_MISC_CNTL, tmp); + + 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); +} + +/* + * GPU scratch registers helpers function. + */ +static void si_scratch_init(struct radeon_device *rdev) +{ + int i; + + rdev->scratch.num_reg = 7; + rdev->scratch.reg_base = SCRATCH_REG0; + for (i = 0; i < rdev->scratch.num_reg; i++) { + rdev->scratch.free[i] = true; + rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4); + } +} + +void si_fence_ring_emit(struct radeon_device *rdev, + struct radeon_fence *fence) +{ + struct radeon_ring *ring = &rdev->ring[fence->ring]; + u64 addr = rdev->fence_drv[fence->ring].gpu_addr; + + /* flush read cache over gart */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); + radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA | + PACKET3_TC_ACTION_ENA | + PACKET3_SH_KCACHE_ACTION_ENA | + PACKET3_SH_ICACHE_ACTION_ENA); + radeon_ring_write(ring, 0xFFFFFFFF); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 10); /* poll interval */ + /* EVENT_WRITE_EOP - flush caches, send int */ + radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4)); + radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_TS_EVENT) | EVENT_INDEX(5)); + radeon_ring_write(ring, addr & 0xffffffff); + radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2)); + radeon_ring_write(ring, fence->seq); + radeon_ring_write(ring, 0); +} + +/* + * IB stuff + */ +void si_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib) +{ + struct radeon_ring *ring = &rdev->ring[ib->fence->ring]; + u32 header; + + if (ib->is_const_ib) + header = PACKET3(PACKET3_INDIRECT_BUFFER_CONST, 2); + else + header = PACKET3(PACKET3_INDIRECT_BUFFER, 2); + + radeon_ring_write(ring, header); + radeon_ring_write(ring, +#ifdef __BIG_ENDIAN + (2 << 0) | +#endif + (ib->gpu_addr & 0xFFFFFFFC)); + radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFFFF); + radeon_ring_write(ring, ib->length_dw | (ib->vm_id << 24)); + + /* flush read cache over gart for this vmid */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1)); + radeon_ring_write(ring, (CP_COHER_CNTL2 - PACKET3_SET_CONFIG_REG_START) >> 2); + radeon_ring_write(ring, ib->vm_id); + radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3)); + radeon_ring_write(ring, PACKET3_TCL1_ACTION_ENA | + PACKET3_TC_ACTION_ENA | + PACKET3_SH_KCACHE_ACTION_ENA | + PACKET3_SH_ICACHE_ACTION_ENA); + radeon_ring_write(ring, 0xFFFFFFFF); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 10); /* poll interval */ +} + +/* + * CP. + */ +static void si_cp_enable(struct radeon_device *rdev, bool enable) +{ + if (enable) + WREG32(CP_ME_CNTL, 0); + else { + radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size); + WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT | CP_CE_HALT)); + WREG32(SCRATCH_UMSK, 0); + } + udelay(50); +} + +static int si_cp_load_microcode(struct radeon_device *rdev) +{ + const __be32 *fw_data; + int i; + + if (!rdev->me_fw || !rdev->pfp_fw) + return -EINVAL; + + si_cp_enable(rdev, false); + + /* PFP */ + fw_data = (const __be32 *)rdev->pfp_fw->data; + WREG32(CP_PFP_UCODE_ADDR, 0); + for (i = 0; i < SI_PFP_UCODE_SIZE; i++) + WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++)); + WREG32(CP_PFP_UCODE_ADDR, 0); + + /* CE */ + fw_data = (const __be32 *)rdev->ce_fw->data; + WREG32(CP_CE_UCODE_ADDR, 0); + for (i = 0; i < SI_CE_UCODE_SIZE; i++) + WREG32(CP_CE_UCODE_DATA, be32_to_cpup(fw_data++)); + WREG32(CP_CE_UCODE_ADDR, 0); + + /* ME */ + fw_data = (const __be32 *)rdev->me_fw->data; + WREG32(CP_ME_RAM_WADDR, 0); + for (i = 0; i < SI_PM4_UCODE_SIZE; i++) + WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++)); + WREG32(CP_ME_RAM_WADDR, 0); + + WREG32(CP_PFP_UCODE_ADDR, 0); + WREG32(CP_CE_UCODE_ADDR, 0); + WREG32(CP_ME_RAM_WADDR, 0); + WREG32(CP_ME_RAM_RADDR, 0); + return 0; +} + +static int si_cp_start(struct radeon_device *rdev) +{ + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + int r, i; + + r = radeon_ring_lock(rdev, ring, 7 + 4); + if (r) { + DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); + return r; + } + /* init the CP */ + radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5)); + radeon_ring_write(ring, 0x1); + radeon_ring_write(ring, 0x0); + radeon_ring_write(ring, rdev->config.si.max_hw_contexts - 1); + radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1)); + radeon_ring_write(ring, 0); + radeon_ring_write(ring, 0); + + /* init the CE partitions */ + radeon_ring_write(ring, PACKET3(PACKET3_SET_BASE, 2)); + radeon_ring_write(ring, PACKET3_BASE_INDEX(CE_PARTITION_BASE)); + radeon_ring_write(ring, 0xc000); + radeon_ring_write(ring, 0xe000); + radeon_ring_unlock_commit(rdev, ring); + + si_cp_enable(rdev, true); + + r = radeon_ring_lock(rdev, ring, si_default_size + 10); + if (r) { + DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r); + return r; + } + + /* setup clear context state */ + radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); + radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE); + + for (i = 0; i < si_default_size; i++) + radeon_ring_write(ring, si_default_state[i]); + + radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0)); + radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE); + + /* set clear context state */ + radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0)); + radeon_ring_write(ring, 0); + + radeon_ring_write(ring, PACKET3(PACKET3_SET_CONTEXT_REG, 2)); + radeon_ring_write(ring, 0x00000316); + radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */ + radeon_ring_write(ring, 0x00000010); /* VGT_OUT_DEALLOC_CNTL */ + + radeon_ring_unlock_commit(rdev, ring); + + for (i = RADEON_RING_TYPE_GFX_INDEX; i <= CAYMAN_RING_TYPE_CP2_INDEX; ++i) { + ring = &rdev->ring[i]; + r = radeon_ring_lock(rdev, ring, 2); + + /* clear the compute context state */ + radeon_ring_write(ring, PACKET3_COMPUTE(PACKET3_CLEAR_STATE, 0)); + radeon_ring_write(ring, 0); + + radeon_ring_unlock_commit(rdev, ring); + } + + return 0; +} + +static void si_cp_fini(struct radeon_device *rdev) +{ + si_cp_enable(rdev, false); + radeon_ring_fini(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); + radeon_ring_fini(rdev, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]); + radeon_ring_fini(rdev, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]); +} + +static int si_cp_resume(struct radeon_device *rdev) +{ + struct radeon_ring *ring; + 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_VGT | + SOFT_RESET_SPI | + SOFT_RESET_SX)); + RREG32(GRBM_SOFT_RESET); + mdelay(15); + WREG32(GRBM_SOFT_RESET, 0); + RREG32(GRBM_SOFT_RESET); + + WREG32(CP_SEM_WAIT_TIMER, 0x0); + WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0); + + /* Set the write pointer delay */ + WREG32(CP_RB_WPTR_DELAY, 0); + + WREG32(CP_DEBUG, 0); + WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF); + + /* ring 0 - compute and gfx */ + /* Set ring buffer size */ + ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + rb_bufsz = drm_order(ring->ring_size / 8); + tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; +#ifdef __BIG_ENDIAN + tmp |= BUF_SWAP_32BIT; +#endif + WREG32(CP_RB0_CNTL, tmp); + + /* Initialize the ring buffer's read and write pointers */ + WREG32(CP_RB0_CNTL, tmp | RB_RPTR_WR_ENA); + ring->wptr = 0; + WREG32(CP_RB0_WPTR, ring->wptr); + + /* set the wb address wether it's enabled or not */ + WREG32(CP_RB0_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC); + WREG32(CP_RB0_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF); + + if (rdev->wb.enabled) + WREG32(SCRATCH_UMSK, 0xff); + else { + tmp |= RB_NO_UPDATE; + WREG32(SCRATCH_UMSK, 0); + } + + mdelay(1); + WREG32(CP_RB0_CNTL, tmp); + + WREG32(CP_RB0_BASE, ring->gpu_addr >> 8); + + ring->rptr = RREG32(CP_RB0_RPTR); + + /* ring1 - compute only */ + /* Set ring buffer size */ + ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + rb_bufsz = drm_order(ring->ring_size / 8); + tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; +#ifdef __BIG_ENDIAN + tmp |= BUF_SWAP_32BIT; +#endif + WREG32(CP_RB1_CNTL, tmp); + + /* Initialize the ring buffer's read and write pointers */ + WREG32(CP_RB1_CNTL, tmp | RB_RPTR_WR_ENA); + ring->wptr = 0; + WREG32(CP_RB1_WPTR, ring->wptr); + + /* set the wb address wether it's enabled or not */ + WREG32(CP_RB1_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFFFFFFFC); + WREG32(CP_RB1_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP1_RPTR_OFFSET) & 0xFF); + + mdelay(1); + WREG32(CP_RB1_CNTL, tmp); + + WREG32(CP_RB1_BASE, ring->gpu_addr >> 8); + + ring->rptr = RREG32(CP_RB1_RPTR); + + /* ring2 - compute only */ + /* Set ring buffer size */ + ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; + rb_bufsz = drm_order(ring->ring_size / 8); + tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz; +#ifdef __BIG_ENDIAN + tmp |= BUF_SWAP_32BIT; +#endif + WREG32(CP_RB2_CNTL, tmp); + + /* Initialize the ring buffer's read and write pointers */ + WREG32(CP_RB2_CNTL, tmp | RB_RPTR_WR_ENA); + ring->wptr = 0; + WREG32(CP_RB2_WPTR, ring->wptr); + + /* set the wb address wether it's enabled or not */ + WREG32(CP_RB2_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFFFFFFFC); + WREG32(CP_RB2_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP2_RPTR_OFFSET) & 0xFF); + + mdelay(1); + WREG32(CP_RB2_CNTL, tmp); + + WREG32(CP_RB2_BASE, ring->gpu_addr >> 8); + + ring->rptr = RREG32(CP_RB2_RPTR); + + /* start the rings */ + si_cp_start(rdev); + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = true; + rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = true; + rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = true; + r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); + if (r) { + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; + return r; + } + r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]); + if (r) { + rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; + } + r = radeon_ring_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]); + if (r) { + rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; + } + + return 0; +} + +bool si_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring) +{ + u32 srbm_status; + u32 grbm_status, grbm_status2; + u32 grbm_status_se0, grbm_status_se1; + struct r100_gpu_lockup *lockup = &rdev->config.si.lockup; + int r; + + srbm_status = RREG32(SRBM_STATUS); + grbm_status = RREG32(GRBM_STATUS); + grbm_status2 = RREG32(GRBM_STATUS2); + grbm_status_se0 = RREG32(GRBM_STATUS_SE0); + grbm_status_se1 = RREG32(GRBM_STATUS_SE1); + if (!(grbm_status & GUI_ACTIVE)) { + r100_gpu_lockup_update(lockup, ring); + return false; + } + /* force CP activities */ + r = radeon_ring_lock(rdev, ring, 2); + if (!r) { + /* PACKET2 NOP */ + radeon_ring_write(ring, 0x80000000); + radeon_ring_write(ring, 0x80000000); + radeon_ring_unlock_commit(rdev, ring); + } + /* XXX deal with CP0,1,2 */ + ring->rptr = RREG32(ring->rptr_reg); + return r100_gpu_cp_is_lockup(rdev, lockup, ring); +} + +static int si_gpu_soft_reset(struct radeon_device *rdev) +{ + struct evergreen_mc_save save; + u32 grbm_reset = 0; + + if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE)) + return 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_STATUS2=0x%08X\n", + RREG32(GRBM_STATUS2)); + 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 (radeon_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 | CP_CE_HALT); + + /* reset all the gfx blocks */ + grbm_reset = (SOFT_RESET_CP | + SOFT_RESET_CB | + SOFT_RESET_DB | + SOFT_RESET_GDS | + SOFT_RESET_PA | + SOFT_RESET_SC | + SOFT_RESET_SPI | + SOFT_RESET_SX | + SOFT_RESET_TC | + SOFT_RESET_TA | + SOFT_RESET_VGT | + SOFT_RESET_IA); + + 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); + /* 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_STATUS2=0x%08X\n", + RREG32(GRBM_STATUS2)); + 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_resume(rdev, &save); + return 0; +} + +int si_asic_reset(struct radeon_device *rdev) +{ + return si_gpu_soft_reset(rdev); +} + +/* MC */ +static void si_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 (radeon_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 */ + 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, + rdev->vram_scratch.gpu_addr >> 12); + tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16; + tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF); + WREG32(MC_VM_FB_LOCATION, tmp); + /* XXX double check these! */ + WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8)); + WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30)); + WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF); + WREG32(MC_VM_AGP_BASE, 0); + WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF); + WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF); + if (radeon_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); +} + +/* SI MC address space is 40 bits */ +static void si_vram_location(struct radeon_device *rdev, + struct radeon_mc *mc, u64 base) +{ + mc->vram_start = base; + if (mc->mc_vram_size > (0xFFFFFFFFFFULL - base + 1)) { + dev_warn(rdev->dev, "limiting VRAM to PCI aperture size\n"); + mc->real_vram_size = mc->aper_size; + mc->mc_vram_size = mc->aper_size; + } + mc->vram_end = mc->vram_start + mc->mc_vram_size - 1; + dev_info(rdev->dev, "VRAM: %lluM 0x%016llX - 0x%016llX (%lluM used)\n", + mc->mc_vram_size >> 20, mc->vram_start, + mc->vram_end, mc->real_vram_size >> 20); +} + +static void si_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc) +{ + u64 size_af, size_bf; + + size_af = ((0xFFFFFFFFFFULL - mc->vram_end) + mc->gtt_base_align) & ~mc->gtt_base_align; + size_bf = mc->vram_start & ~mc->gtt_base_align; + if (size_bf > size_af) { + if (mc->gtt_size > size_bf) { + dev_warn(rdev->dev, "limiting GTT\n"); + mc->gtt_size = size_bf; + } + mc->gtt_start = (mc->vram_start & ~mc->gtt_base_align) - mc->gtt_size; + } else { + if (mc->gtt_size > size_af) { + dev_warn(rdev->dev, "limiting GTT\n"); + mc->gtt_size = size_af; + } + mc->gtt_start = (mc->vram_end + 1 + mc->gtt_base_align) & ~mc->gtt_base_align; + } + mc->gtt_end = mc->gtt_start + mc->gtt_size - 1; + dev_info(rdev->dev, "GTT: %lluM 0x%016llX - 0x%016llX\n", + mc->gtt_size >> 20, mc->gtt_start, mc->gtt_end); +} + +static void si_vram_gtt_location(struct radeon_device *rdev, + struct radeon_mc *mc) +{ + if (mc->mc_vram_size > 0xFFC0000000ULL) { + /* leave room for at least 1024M GTT */ + dev_warn(rdev->dev, "limiting VRAM\n"); + mc->real_vram_size = 0xFFC0000000ULL; + mc->mc_vram_size = 0xFFC0000000ULL; + } + si_vram_location(rdev, &rdev->mc, 0); + rdev->mc.gtt_base_align = 0; + si_gtt_location(rdev, mc); +} + +static int si_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; + case 4: + numchan = 3; + break; + case 5: + numchan = 6; + break; + case 6: + numchan = 10; + break; + case 7: + numchan = 12; + break; + case 8: + numchan = 16; + 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); + /* size in MB on si */ + 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; + si_vram_gtt_location(rdev, &rdev->mc); + radeon_update_bandwidth_info(rdev); + + return 0; +} + +/* + * GART + */ +void si_pcie_gart_tlb_flush(struct radeon_device *rdev) +{ + /* flush hdp cache */ + WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + + /* bits 0-15 are the VM contexts0-15 */ + WREG32(VM_INVALIDATE_REQUEST, 1); +} + +int si_pcie_gart_enable(struct radeon_device *rdev) +{ + int r, i; + + if (rdev->gart.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 TLB control */ + WREG32(MC_VM_MX_L1_TLB_CNTL, + (0xA << 7) | + ENABLE_L1_TLB | + SYSTEM_ACCESS_MODE_NOT_IN_SYS | + ENABLE_ADVANCED_DRIVER_MODEL | + SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); + /* Setup L2 cache */ + WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | + ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | + ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | + EFFECTIVE_L2_QUEUE_SIZE(7) | + CONTEXT1_IDENTITY_ACCESS_MODE(1)); + WREG32(VM_L2_CNTL2, INVALIDATE_ALL_L1_TLBS | INVALIDATE_L2_CACHE); + WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | + L2_CACHE_BIGK_FRAGMENT_SIZE(0)); + /* setup context0 */ + 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_PROTECTION_FAULT_DEFAULT_ADDR, + (u32)(rdev->dummy_page.addr >> 12)); + WREG32(VM_CONTEXT0_CNTL2, 0); + WREG32(VM_CONTEXT0_CNTL, (ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | + RANGE_PROTECTION_FAULT_ENABLE_DEFAULT)); + + WREG32(0x15D4, 0); + WREG32(0x15D8, 0); + WREG32(0x15DC, 0); + + /* empty context1-15 */ + /* FIXME start with 1G, once using 2 level pt switch to full + * vm size space + */ + /* set vm size, must be a multiple of 4 */ + WREG32(VM_CONTEXT1_PAGE_TABLE_START_ADDR, 0); + WREG32(VM_CONTEXT1_PAGE_TABLE_END_ADDR, (1 << 30) / RADEON_GPU_PAGE_SIZE); + for (i = 1; i < 16; i++) { + if (i < 8) + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (i << 2), + rdev->gart.table_addr >> 12); + else + WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((i - 8) << 2), + rdev->gart.table_addr >> 12); + } + + /* enable context1-15 */ + WREG32(VM_CONTEXT1_PROTECTION_FAULT_DEFAULT_ADDR, + (u32)(rdev->dummy_page.addr >> 12)); + WREG32(VM_CONTEXT1_CNTL2, 0); + WREG32(VM_CONTEXT1_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) | + RANGE_PROTECTION_FAULT_ENABLE_DEFAULT); + + si_pcie_gart_tlb_flush(rdev); + DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n", + (unsigned)(rdev->mc.gtt_size >> 20), + (unsigned long long)rdev->gart.table_addr); + rdev->gart.ready = true; + return 0; +} + +void si_pcie_gart_disable(struct radeon_device *rdev) +{ + /* Disable all tables */ + WREG32(VM_CONTEXT0_CNTL, 0); + WREG32(VM_CONTEXT1_CNTL, 0); + /* Setup TLB control */ + WREG32(MC_VM_MX_L1_TLB_CNTL, SYSTEM_ACCESS_MODE_NOT_IN_SYS | + SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU); + /* Setup L2 cache */ + WREG32(VM_L2_CNTL, ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE | + ENABLE_L2_PDE0_CACHE_LRU_UPDATE_BY_WRITE | + EFFECTIVE_L2_QUEUE_SIZE(7) | + CONTEXT1_IDENTITY_ACCESS_MODE(1)); + WREG32(VM_L2_CNTL2, 0); + WREG32(VM_L2_CNTL3, L2_CACHE_BIGK_ASSOCIATIVITY | + L2_CACHE_BIGK_FRAGMENT_SIZE(0)); + radeon_gart_table_vram_unpin(rdev); +} + +void si_pcie_gart_fini(struct radeon_device *rdev) +{ + si_pcie_gart_disable(rdev); + radeon_gart_table_vram_free(rdev); + radeon_gart_fini(rdev); +} + +/* vm parser */ +static bool si_vm_reg_valid(u32 reg) +{ + /* context regs are fine */ + if (reg >= 0x28000) + return true; + + /* check config regs */ + switch (reg) { + case GRBM_GFX_INDEX: + case VGT_VTX_VECT_EJECT_REG: + case VGT_CACHE_INVALIDATION: + case VGT_ESGS_RING_SIZE: + case VGT_GSVS_RING_SIZE: + case VGT_GS_VERTEX_REUSE: + case VGT_PRIMITIVE_TYPE: + case VGT_INDEX_TYPE: + case VGT_NUM_INDICES: + case VGT_NUM_INSTANCES: + case VGT_TF_RING_SIZE: + case VGT_HS_OFFCHIP_PARAM: + case VGT_TF_MEMORY_BASE: + case PA_CL_ENHANCE: + case PA_SU_LINE_STIPPLE_VALUE: + case PA_SC_LINE_STIPPLE_STATE: + case PA_SC_ENHANCE: + case SQC_CACHES: + case SPI_STATIC_THREAD_MGMT_1: + case SPI_STATIC_THREAD_MGMT_2: + case SPI_STATIC_THREAD_MGMT_3: + case SPI_PS_MAX_WAVE_ID: + case SPI_CONFIG_CNTL: + case SPI_CONFIG_CNTL_1: + case TA_CNTL_AUX: + return true; + default: + DRM_ERROR("Invalid register 0x%x in CS\n", reg); + return false; + } +} + +static int si_vm_packet3_ce_check(struct radeon_device *rdev, + u32 *ib, struct radeon_cs_packet *pkt) +{ + switch (pkt->opcode) { + case PACKET3_NOP: + case PACKET3_SET_BASE: + case PACKET3_SET_CE_DE_COUNTERS: + case PACKET3_LOAD_CONST_RAM: + case PACKET3_WRITE_CONST_RAM: + case PACKET3_WRITE_CONST_RAM_OFFSET: + case PACKET3_DUMP_CONST_RAM: + case PACKET3_INCREMENT_CE_COUNTER: + case PACKET3_WAIT_ON_DE_COUNTER: + case PACKET3_CE_WRITE: + break; + default: + DRM_ERROR("Invalid CE packet3: 0x%x\n", pkt->opcode); + return -EINVAL; + } + return 0; +} + +static int si_vm_packet3_gfx_check(struct radeon_device *rdev, + u32 *ib, struct radeon_cs_packet *pkt) +{ + u32 idx = pkt->idx + 1; + u32 idx_value = ib[idx]; + u32 start_reg, end_reg, reg, i; + + switch (pkt->opcode) { + case PACKET3_NOP: + case PACKET3_SET_BASE: + case PACKET3_CLEAR_STATE: + case PACKET3_INDEX_BUFFER_SIZE: + case PACKET3_DISPATCH_DIRECT: + case PACKET3_DISPATCH_INDIRECT: + case PACKET3_ALLOC_GDS: + case PACKET3_WRITE_GDS_RAM: + case PACKET3_ATOMIC_GDS: + case PACKET3_ATOMIC: + case PACKET3_OCCLUSION_QUERY: + case PACKET3_SET_PREDICATION: + case PACKET3_COND_EXEC: + case PACKET3_PRED_EXEC: + case PACKET3_DRAW_INDIRECT: + case PACKET3_DRAW_INDEX_INDIRECT: + case PACKET3_INDEX_BASE: + case PACKET3_DRAW_INDEX_2: + case PACKET3_CONTEXT_CONTROL: + case PACKET3_INDEX_TYPE: + case PACKET3_DRAW_INDIRECT_MULTI: + case PACKET3_DRAW_INDEX_AUTO: + case PACKET3_DRAW_INDEX_IMMD: + case PACKET3_NUM_INSTANCES: + case PACKET3_DRAW_INDEX_MULTI_AUTO: + case PACKET3_STRMOUT_BUFFER_UPDATE: + case PACKET3_DRAW_INDEX_OFFSET_2: + case PACKET3_DRAW_INDEX_MULTI_ELEMENT: + case PACKET3_DRAW_INDEX_INDIRECT_MULTI: + case PACKET3_MPEG_INDEX: + case PACKET3_WAIT_REG_MEM: + case PACKET3_MEM_WRITE: + case PACKET3_PFP_SYNC_ME: + case PACKET3_SURFACE_SYNC: + case PACKET3_EVENT_WRITE: + case PACKET3_EVENT_WRITE_EOP: + case PACKET3_EVENT_WRITE_EOS: + case PACKET3_SET_CONTEXT_REG: + case PACKET3_SET_CONTEXT_REG_INDIRECT: + case PACKET3_SET_SH_REG: + case PACKET3_SET_SH_REG_OFFSET: + case PACKET3_INCREMENT_DE_COUNTER: + case PACKET3_WAIT_ON_CE_COUNTER: + case PACKET3_WAIT_ON_AVAIL_BUFFER: + case PACKET3_ME_WRITE: + break; + case PACKET3_COPY_DATA: + if ((idx_value & 0xf00) == 0) { + reg = ib[idx + 3] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_WRITE_DATA: + if ((idx_value & 0xf00) == 0) { + start_reg = ib[idx + 1] * 4; + if (idx_value & 0x10000) { + if (!si_vm_reg_valid(start_reg)) + return -EINVAL; + } else { + for (i = 0; i < (pkt->count - 2); i++) { + reg = start_reg + (4 * i); + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + } + } + break; + case PACKET3_COND_WRITE: + if (idx_value & 0x100) { + reg = ib[idx + 5] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_COPY_DW: + if (idx_value & 0x2) { + reg = ib[idx + 3] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_SET_CONFIG_REG: + start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_START; + end_reg = 4 * pkt->count + start_reg - 4; + if ((start_reg < PACKET3_SET_CONFIG_REG_START) || + (start_reg >= PACKET3_SET_CONFIG_REG_END) || + (end_reg >= PACKET3_SET_CONFIG_REG_END)) { + DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n"); + return -EINVAL; + } + for (i = 0; i < pkt->count; i++) { + reg = start_reg + (4 * i); + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + default: + DRM_ERROR("Invalid GFX packet3: 0x%x\n", pkt->opcode); + return -EINVAL; + } + return 0; +} + +static int si_vm_packet3_compute_check(struct radeon_device *rdev, + u32 *ib, struct radeon_cs_packet *pkt) +{ + u32 idx = pkt->idx + 1; + u32 idx_value = ib[idx]; + u32 start_reg, reg, i; + + switch (pkt->opcode) { + case PACKET3_NOP: + case PACKET3_SET_BASE: + case PACKET3_CLEAR_STATE: + case PACKET3_DISPATCH_DIRECT: + case PACKET3_DISPATCH_INDIRECT: + case PACKET3_ALLOC_GDS: + case PACKET3_WRITE_GDS_RAM: + case PACKET3_ATOMIC_GDS: + case PACKET3_ATOMIC: + case PACKET3_OCCLUSION_QUERY: + case PACKET3_SET_PREDICATION: + case PACKET3_COND_EXEC: + case PACKET3_PRED_EXEC: + case PACKET3_CONTEXT_CONTROL: + case PACKET3_STRMOUT_BUFFER_UPDATE: + case PACKET3_WAIT_REG_MEM: + case PACKET3_MEM_WRITE: + case PACKET3_PFP_SYNC_ME: + case PACKET3_SURFACE_SYNC: + case PACKET3_EVENT_WRITE: + case PACKET3_EVENT_WRITE_EOP: + case PACKET3_EVENT_WRITE_EOS: + case PACKET3_SET_CONTEXT_REG: + case PACKET3_SET_CONTEXT_REG_INDIRECT: + case PACKET3_SET_SH_REG: + case PACKET3_SET_SH_REG_OFFSET: + case PACKET3_INCREMENT_DE_COUNTER: + case PACKET3_WAIT_ON_CE_COUNTER: + case PACKET3_WAIT_ON_AVAIL_BUFFER: + case PACKET3_ME_WRITE: + break; + case PACKET3_COPY_DATA: + if ((idx_value & 0xf00) == 0) { + reg = ib[idx + 3] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_WRITE_DATA: + if ((idx_value & 0xf00) == 0) { + start_reg = ib[idx + 1] * 4; + if (idx_value & 0x10000) { + if (!si_vm_reg_valid(start_reg)) + return -EINVAL; + } else { + for (i = 0; i < (pkt->count - 2); i++) { + reg = start_reg + (4 * i); + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + } + } + break; + case PACKET3_COND_WRITE: + if (idx_value & 0x100) { + reg = ib[idx + 5] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + case PACKET3_COPY_DW: + if (idx_value & 0x2) { + reg = ib[idx + 3] * 4; + if (!si_vm_reg_valid(reg)) + return -EINVAL; + } + break; + default: + DRM_ERROR("Invalid Compute packet3: 0x%x\n", pkt->opcode); + return -EINVAL; + } + return 0; +} + +int si_ib_parse(struct radeon_device *rdev, struct radeon_ib *ib) +{ + int ret = 0; + u32 idx = 0; + struct radeon_cs_packet pkt; + + do { + pkt.idx = idx; + pkt.type = CP_PACKET_GET_TYPE(ib->ptr[idx]); + pkt.count = CP_PACKET_GET_COUNT(ib->ptr[idx]); + pkt.one_reg_wr = 0; + switch (pkt.type) { + case PACKET_TYPE0: + dev_err(rdev->dev, "Packet0 not allowed!\n"); + ret = -EINVAL; + break; + case PACKET_TYPE2: + idx += 1; + break; + case PACKET_TYPE3: + pkt.opcode = CP_PACKET3_GET_OPCODE(ib->ptr[idx]); + if (ib->is_const_ib) + ret = si_vm_packet3_ce_check(rdev, ib->ptr, &pkt); + else { + switch (ib->fence->ring) { + case RADEON_RING_TYPE_GFX_INDEX: + ret = si_vm_packet3_gfx_check(rdev, ib->ptr, &pkt); + break; + case CAYMAN_RING_TYPE_CP1_INDEX: + case CAYMAN_RING_TYPE_CP2_INDEX: + ret = si_vm_packet3_compute_check(rdev, ib->ptr, &pkt); + break; + default: + dev_err(rdev->dev, "Non-PM4 ring %d !\n", ib->fence->ring); + ret = -EINVAL; + break; + } + } + idx += pkt.count + 2; + break; + default: + dev_err(rdev->dev, "Unknown packet type %d !\n", pkt.type); + ret = -EINVAL; + break; + } + if (ret) + break; + } while (idx < ib->length_dw); + + return ret; +} + +/* + * vm + */ +int si_vm_init(struct radeon_device *rdev) +{ + /* number of VMs */ + rdev->vm_manager.nvm = 16; + /* base offset of vram pages */ + rdev->vm_manager.vram_base_offset = 0; + + return 0; +} + +void si_vm_fini(struct radeon_device *rdev) +{ +} + +int si_vm_bind(struct radeon_device *rdev, struct radeon_vm *vm, int id) +{ + if (id < 8) + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (id << 2), vm->pt_gpu_addr >> 12); + else + WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((id - 8) << 2), + vm->pt_gpu_addr >> 12); + /* flush hdp cache */ + WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + /* bits 0-15 are the VM contexts0-15 */ + WREG32(VM_INVALIDATE_REQUEST, 1 << id); + return 0; +} + +void si_vm_unbind(struct radeon_device *rdev, struct radeon_vm *vm) +{ + if (vm->id < 8) + WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR + (vm->id << 2), 0); + else + WREG32(VM_CONTEXT8_PAGE_TABLE_BASE_ADDR + ((vm->id - 8) << 2), 0); + /* flush hdp cache */ + WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + /* bits 0-15 are the VM contexts0-15 */ + WREG32(VM_INVALIDATE_REQUEST, 1 << vm->id); +} + +void si_vm_tlb_flush(struct radeon_device *rdev, struct radeon_vm *vm) +{ + if (vm->id == -1) + return; + + /* flush hdp cache */ + WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1); + /* bits 0-15 are the VM contexts0-15 */ + WREG32(VM_INVALIDATE_REQUEST, 1 << vm->id); +} + +/* + * RLC + */ +void si_rlc_fini(struct radeon_device *rdev) +{ + int r; + + /* save restore block */ + if (rdev->rlc.save_restore_obj) { + r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false); + if (unlikely(r != 0)) + dev_warn(rdev->dev, "(%d) reserve RLC sr bo failed\n", r); + radeon_bo_unpin(rdev->rlc.save_restore_obj); + radeon_bo_unreserve(rdev->rlc.save_restore_obj); + + radeon_bo_unref(&rdev->rlc.save_restore_obj); + rdev->rlc.save_restore_obj = NULL; + } + + /* clear state block */ + if (rdev->rlc.clear_state_obj) { + r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false); + if (unlikely(r != 0)) + dev_warn(rdev->dev, "(%d) reserve RLC c bo failed\n", r); + radeon_bo_unpin(rdev->rlc.clear_state_obj); + radeon_bo_unreserve(rdev->rlc.clear_state_obj); + + radeon_bo_unref(&rdev->rlc.clear_state_obj); + rdev->rlc.clear_state_obj = NULL; + } +} + +int si_rlc_init(struct radeon_device *rdev) +{ + int r; + + /* save restore block */ + if (rdev->rlc.save_restore_obj == NULL) { + r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE, PAGE_SIZE, true, + RADEON_GEM_DOMAIN_VRAM, &rdev->rlc.save_restore_obj); + if (r) { + dev_warn(rdev->dev, "(%d) create RLC sr bo failed\n", r); + return r; + } + } + + r = radeon_bo_reserve(rdev->rlc.save_restore_obj, false); + if (unlikely(r != 0)) { + si_rlc_fini(rdev); + return r; + } + r = radeon_bo_pin(rdev->rlc.save_restore_obj, RADEON_GEM_DOMAIN_VRAM, + &rdev->rlc.save_restore_gpu_addr); + radeon_bo_unreserve(rdev->rlc.save_restore_obj); + if (r) { + dev_warn(rdev->dev, "(%d) pin RLC sr bo failed\n", r); + si_rlc_fini(rdev); + return r; + } + + /* clear state block */ + if (rdev->rlc.clear_state_obj == NULL) { + r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE, PAGE_SIZE, true, + RADEON_GEM_DOMAIN_VRAM, &rdev->rlc.clear_state_obj); + if (r) { + dev_warn(rdev->dev, "(%d) create RLC c bo failed\n", r); + si_rlc_fini(rdev); + return r; + } + } + r = radeon_bo_reserve(rdev->rlc.clear_state_obj, false); + if (unlikely(r != 0)) { + si_rlc_fini(rdev); + return r; + } + r = radeon_bo_pin(rdev->rlc.clear_state_obj, RADEON_GEM_DOMAIN_VRAM, + &rdev->rlc.clear_state_gpu_addr); + radeon_bo_unreserve(rdev->rlc.clear_state_obj); + if (r) { + dev_warn(rdev->dev, "(%d) pin RLC c bo failed\n", r); + si_rlc_fini(rdev); + return r; + } + + return 0; +} + +static void si_rlc_stop(struct radeon_device *rdev) +{ + WREG32(RLC_CNTL, 0); +} + +static void si_rlc_start(struct radeon_device *rdev) +{ + WREG32(RLC_CNTL, RLC_ENABLE); +} + +static int si_rlc_resume(struct radeon_device *rdev) +{ + u32 i; + const __be32 *fw_data; + + if (!rdev->rlc_fw) + return -EINVAL; + + si_rlc_stop(rdev); + + WREG32(RLC_RL_BASE, 0); + WREG32(RLC_RL_SIZE, 0); + WREG32(RLC_LB_CNTL, 0); + WREG32(RLC_LB_CNTR_MAX, 0xffffffff); + WREG32(RLC_LB_CNTR_INIT, 0); + + WREG32(RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8); + WREG32(RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8); + + WREG32(RLC_MC_CNTL, 0); + WREG32(RLC_UCODE_CNTL, 0); + + fw_data = (const __be32 *)rdev->rlc_fw->data; + for (i = 0; i < SI_RLC_UCODE_SIZE; i++) { + WREG32(RLC_UCODE_ADDR, i); + WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++)); + } + WREG32(RLC_UCODE_ADDR, 0); + + si_rlc_start(rdev); + + return 0; +} + +static void si_enable_interrupts(struct radeon_device *rdev) +{ + u32 ih_cntl = RREG32(IH_CNTL); + u32 ih_rb_cntl = RREG32(IH_RB_CNTL); + + ih_cntl |= ENABLE_INTR; + ih_rb_cntl |= IH_RB_ENABLE; + WREG32(IH_CNTL, ih_cntl); + WREG32(IH_RB_CNTL, ih_rb_cntl); + rdev->ih.enabled = true; +} + +static void si_disable_interrupts(struct radeon_device *rdev) +{ + u32 ih_rb_cntl = RREG32(IH_RB_CNTL); + u32 ih_cntl = RREG32(IH_CNTL); + + ih_rb_cntl &= ~IH_RB_ENABLE; + ih_cntl &= ~ENABLE_INTR; + WREG32(IH_RB_CNTL, ih_rb_cntl); + WREG32(IH_CNTL, ih_cntl); + /* set rptr, wptr to 0 */ + WREG32(IH_RB_RPTR, 0); + WREG32(IH_RB_WPTR, 0); + rdev->ih.enabled = false; + rdev->ih.wptr = 0; + rdev->ih.rptr = 0; +} + +static void si_disable_interrupt_state(struct radeon_device *rdev) +{ + u32 tmp; + + WREG32(CP_INT_CNTL_RING0, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE); + WREG32(CP_INT_CNTL_RING1, 0); + WREG32(CP_INT_CNTL_RING2, 0); + WREG32(GRBM_INT_CNTL, 0); + WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0); + WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0); + if (rdev->num_crtc >= 4) { + WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); + WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); + } + if (rdev->num_crtc >= 6) { + 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); + if (rdev->num_crtc >= 4) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0); + } + if (rdev->num_crtc >= 6) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0); + } + + WREG32(DACA_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); + +} + +static int si_irq_init(struct radeon_device *rdev) +{ + int ret = 0; + int rb_bufsz; + u32 interrupt_cntl, ih_cntl, ih_rb_cntl; + + /* allocate ring */ + ret = r600_ih_ring_alloc(rdev); + if (ret) + return ret; + + /* disable irqs */ + si_disable_interrupts(rdev); + + /* init rlc */ + ret = si_rlc_resume(rdev); + if (ret) { + r600_ih_ring_fini(rdev); + return ret; + } + + /* setup interrupt control */ + /* set dummy read address to ring address */ + WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8); + interrupt_cntl = RREG32(INTERRUPT_CNTL); + /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi + * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN + */ + interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE; + /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */ + interrupt_cntl &= ~IH_REQ_NONSNOOP_EN; + WREG32(INTERRUPT_CNTL, interrupt_cntl); + + WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8); + rb_bufsz = drm_order(rdev->ih.ring_size / 4); + + ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE | + IH_WPTR_OVERFLOW_CLEAR | + (rb_bufsz << 1)); + + if (rdev->wb.enabled) + ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE; + + /* set the writeback address whether it's enabled or not */ + WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC); + WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF); + + WREG32(IH_RB_CNTL, ih_rb_cntl); + + /* set rptr, wptr to 0 */ + WREG32(IH_RB_RPTR, 0); + WREG32(IH_RB_WPTR, 0); + + /* Default settings for IH_CNTL (disabled at first) */ + ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10) | MC_VMID(0); + /* RPTR_REARM only works if msi's are enabled */ + if (rdev->msi_enabled) + ih_cntl |= RPTR_REARM; + WREG32(IH_CNTL, ih_cntl); + + /* force the active interrupt state to all disabled */ + si_disable_interrupt_state(rdev); + + /* enable irqs */ + si_enable_interrupts(rdev); + + return ret; +} + +int si_irq_set(struct radeon_device *rdev) +{ + u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE; + u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0; + 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; + u32 grph1 = 0, grph2 = 0, grph3 = 0, grph4 = 0, grph5 = 0, grph6 = 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) { + si_disable_interrupts(rdev); + /* force the active interrupt state to all disabled */ + si_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; + + /* enable CP interrupts on all rings */ + if (rdev->irq.sw_int[RADEON_RING_TYPE_GFX_INDEX]) { + DRM_DEBUG("si_irq_set: sw int gfx\n"); + cp_int_cntl |= TIME_STAMP_INT_ENABLE; + } + if (rdev->irq.sw_int[CAYMAN_RING_TYPE_CP1_INDEX]) { + DRM_DEBUG("si_irq_set: sw int cp1\n"); + cp_int_cntl1 |= TIME_STAMP_INT_ENABLE; + } + if (rdev->irq.sw_int[CAYMAN_RING_TYPE_CP2_INDEX]) { + DRM_DEBUG("si_irq_set: sw int cp2\n"); + cp_int_cntl2 |= TIME_STAMP_INT_ENABLE; + } + if (rdev->irq.crtc_vblank_int[0] || + rdev->irq.pflip[0]) { + DRM_DEBUG("si_irq_set: vblank 0\n"); + crtc1 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[1] || + rdev->irq.pflip[1]) { + DRM_DEBUG("si_irq_set: vblank 1\n"); + crtc2 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[2] || + rdev->irq.pflip[2]) { + DRM_DEBUG("si_irq_set: vblank 2\n"); + crtc3 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[3] || + rdev->irq.pflip[3]) { + DRM_DEBUG("si_irq_set: vblank 3\n"); + crtc4 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[4] || + rdev->irq.pflip[4]) { + DRM_DEBUG("si_irq_set: vblank 4\n"); + crtc5 |= VBLANK_INT_MASK; + } + if (rdev->irq.crtc_vblank_int[5] || + rdev->irq.pflip[5]) { + DRM_DEBUG("si_irq_set: vblank 5\n"); + crtc6 |= VBLANK_INT_MASK; + } + if (rdev->irq.hpd[0]) { + DRM_DEBUG("si_irq_set: hpd 1\n"); + hpd1 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[1]) { + DRM_DEBUG("si_irq_set: hpd 2\n"); + hpd2 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[2]) { + DRM_DEBUG("si_irq_set: hpd 3\n"); + hpd3 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[3]) { + DRM_DEBUG("si_irq_set: hpd 4\n"); + hpd4 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[4]) { + DRM_DEBUG("si_irq_set: hpd 5\n"); + hpd5 |= DC_HPDx_INT_EN; + } + if (rdev->irq.hpd[5]) { + DRM_DEBUG("si_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_RING0, cp_int_cntl); + WREG32(CP_INT_CNTL_RING1, cp_int_cntl1); + WREG32(CP_INT_CNTL_RING2, cp_int_cntl2); + + WREG32(GRBM_INT_CNTL, grbm_int_cntl); + + WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1); + WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2); + if (rdev->num_crtc >= 4) { + WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3); + WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4); + } + if (rdev->num_crtc >= 6) { + WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5); + WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6); + } + + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, grph1); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, grph2); + if (rdev->num_crtc >= 4) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, grph3); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, grph4); + } + if (rdev->num_crtc >= 6) { + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, grph5); + WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, grph6); + } + + 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 si_irq_ack(struct radeon_device *rdev) +{ + u32 tmp; + + rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS); + rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE); + rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2); + rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3); + rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4); + rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5); + rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET); + rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET); + if (rdev->num_crtc >= 4) { + rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET); + rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET); + } + if (rdev->num_crtc >= 6) { + rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET); + rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET); + } + + if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK); + + if (rdev->num_crtc >= 4) { + if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK); + } + + if (rdev->num_crtc >= 6) { + if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED) + WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR); + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) + WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK); + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) + WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK); + } + + if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { + tmp = RREG32(DC_HPD1_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD1_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { + tmp = RREG32(DC_HPD2_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD2_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { + tmp = RREG32(DC_HPD3_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD3_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { + tmp = RREG32(DC_HPD4_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD4_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { + tmp = RREG32(DC_HPD5_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD5_INT_CONTROL, tmp); + } + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { + tmp = RREG32(DC_HPD5_INT_CONTROL); + tmp |= DC_HPDx_INT_ACK; + WREG32(DC_HPD6_INT_CONTROL, tmp); + } +} + +static void si_irq_disable(struct radeon_device *rdev) +{ + si_disable_interrupts(rdev); + /* Wait and acknowledge irq */ + mdelay(1); + si_irq_ack(rdev); + si_disable_interrupt_state(rdev); +} + +static void si_irq_suspend(struct radeon_device *rdev) +{ + si_irq_disable(rdev); + si_rlc_stop(rdev); +} + +static void si_irq_fini(struct radeon_device *rdev) +{ + si_irq_suspend(rdev); + r600_ih_ring_fini(rdev); +} + +static inline u32 si_get_ih_wptr(struct radeon_device *rdev) +{ + u32 wptr, tmp; + + if (rdev->wb.enabled) + wptr = le32_to_cpu(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); +} + +/* SI IV Ring + * Each IV ring entry is 128 bits: + * [7:0] - interrupt source id + * [31:8] - reserved + * [59:32] - interrupt source data + * [63:60] - reserved + * [71:64] - RINGID + * [79:72] - VMID + * [127:80] - reserved + */ +int si_irq_process(struct radeon_device *rdev) +{ + u32 wptr; + u32 rptr; + u32 src_id, src_data, ring_id; + u32 ring_index; + unsigned long flags; + bool queue_hotplug = false; + + if (!rdev->ih.enabled || rdev->shutdown) + return IRQ_NONE; + + wptr = si_get_ih_wptr(rdev); + rptr = rdev->ih.rptr; + DRM_DEBUG("si_irq_process start: rptr %d, wptr %d\n", rptr, wptr); + + spin_lock_irqsave(&rdev->ih.lock, flags); + if (rptr == wptr) { + spin_unlock_irqrestore(&rdev->ih.lock, flags); + return IRQ_NONE; + } +restart_ih: + /* Order reading of wptr vs. reading of IH ring data */ + rmb(); + + /* display interrupts */ + si_irq_ack(rdev); + + rdev->ih.wptr = wptr; + while (rptr != wptr) { + /* wptr/rptr are in bytes! */ + ring_index = rptr / 4; + src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff; + src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff; + ring_id = le32_to_cpu(rdev->ih.ring[ring_index + 2]) & 0xff; + + switch (src_id) { + case 1: /* D1 vblank/vline */ + switch (src_data) { + case 0: /* D1 vblank */ + if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[0]) { + drm_handle_vblank(rdev->ddev, 0); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (rdev->irq.pflip[0]) + radeon_crtc_handle_flip(rdev, 0); + rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D1 vblank\n"); + } + break; + case 1: /* D1 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.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 (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[1]) { + drm_handle_vblank(rdev->ddev, 1); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (rdev->irq.pflip[1]) + radeon_crtc_handle_flip(rdev, 1); + rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D2 vblank\n"); + } + break; + case 1: /* D2 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.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 (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[2]) { + drm_handle_vblank(rdev->ddev, 2); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (rdev->irq.pflip[2]) + radeon_crtc_handle_flip(rdev, 2); + rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D3 vblank\n"); + } + break; + case 1: /* D3 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.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 (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[3]) { + drm_handle_vblank(rdev->ddev, 3); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (rdev->irq.pflip[3]) + radeon_crtc_handle_flip(rdev, 3); + rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D4 vblank\n"); + } + break; + case 1: /* D4 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.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 (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[4]) { + drm_handle_vblank(rdev->ddev, 4); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (rdev->irq.pflip[4]) + radeon_crtc_handle_flip(rdev, 4); + rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D5 vblank\n"); + } + break; + case 1: /* D5 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.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 (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) { + if (rdev->irq.crtc_vblank_int[5]) { + drm_handle_vblank(rdev->ddev, 5); + rdev->pm.vblank_sync = true; + wake_up(&rdev->irq.vblank_queue); + } + if (rdev->irq.pflip[5]) + radeon_crtc_handle_flip(rdev, 5); + rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT; + DRM_DEBUG("IH: D6 vblank\n"); + } + break; + case 1: /* D6 vline */ + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) { + rdev->irq.stat_regs.evergreen.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 (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD1\n"); + } + break; + case 1: + if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD2\n"); + } + break; + case 2: + if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD3\n"); + } + break; + case 3: + if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD4\n"); + } + break; + case 4: + if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) { + rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT; + queue_hotplug = true; + DRM_DEBUG("IH: HPD5\n"); + } + break; + case 5: + if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) { + rdev->irq.stat_regs.evergreen.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: /* RINGID0 CP_INT */ + radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); + break; + case 177: /* RINGID1 CP_INT */ + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); + break; + case 178: /* RINGID2 CP_INT */ + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); + break; + case 181: /* CP EOP event */ + DRM_DEBUG("IH: CP EOP\n"); + switch (ring_id) { + case 0: + radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX); + break; + case 1: + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX); + break; + case 2: + radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX); + break; + } + break; + case 233: /* GUI IDLE */ + DRM_DEBUG("IH: GUI idle\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 = si_get_ih_wptr(rdev); + if (wptr != rdev->ih.wptr) + goto restart_ih; + if (queue_hotplug) + schedule_work(&rdev->hotplug_work); + rdev->ih.rptr = rptr; + WREG32(IH_RB_RPTR, rdev->ih.rptr); + spin_unlock_irqrestore(&rdev->ih.lock, flags); + return IRQ_HANDLED; +} + +/* + * startup/shutdown callbacks + */ +static int si_startup(struct radeon_device *rdev) +{ + struct radeon_ring *ring; + int r; + + if (!rdev->me_fw || !rdev->pfp_fw || !rdev->ce_fw || + !rdev->rlc_fw || !rdev->mc_fw) { + r = si_init_microcode(rdev); + if (r) { + DRM_ERROR("Failed to load firmware!\n"); + return r; + } + } + + r = si_mc_load_microcode(rdev); + if (r) { + DRM_ERROR("Failed to load MC firmware!\n"); + return r; + } + + r = r600_vram_scratch_init(rdev); + if (r) + return r; + + si_mc_program(rdev); + r = si_pcie_gart_enable(rdev); + if (r) + return r; + si_gpu_init(rdev); + +#if 0 + r = evergreen_blit_init(rdev); + if (r) { + r600_blit_fini(rdev); + rdev->asic->copy = NULL; + dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r); + } +#endif + /* allocate rlc buffers */ + r = si_rlc_init(rdev); + if (r) { + DRM_ERROR("Failed to init rlc BOs!\n"); + return r; + } + + /* allocate wb buffer */ + r = radeon_wb_init(rdev); + if (r) + return r; + + r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); + return r; + } + + r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP1_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); + return r; + } + + r = radeon_fence_driver_start_ring(rdev, CAYMAN_RING_TYPE_CP2_INDEX); + if (r) { + dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r); + return r; + } + + /* Enable IRQ */ + r = si_irq_init(rdev); + if (r) { + DRM_ERROR("radeon: IH init failed (%d).\n", r); + radeon_irq_kms_fini(rdev); + return r; + } + si_irq_set(rdev); + + ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET, + CP_RB0_RPTR, CP_RB0_WPTR, + 0, 0xfffff, RADEON_CP_PACKET2); + if (r) + return r; + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP1_RPTR_OFFSET, + CP_RB1_RPTR, CP_RB1_WPTR, + 0, 0xfffff, RADEON_CP_PACKET2); + if (r) + return r; + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; + r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP2_RPTR_OFFSET, + CP_RB2_RPTR, CP_RB2_WPTR, + 0, 0xfffff, RADEON_CP_PACKET2); + if (r) + return r; + + r = si_cp_load_microcode(rdev); + if (r) + return r; + r = si_cp_resume(rdev); + if (r) + return r; + + r = radeon_ib_pool_start(rdev); + if (r) + return r; + + r = radeon_ib_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]); + if (r) { + DRM_ERROR("radeon: failed testing IB (%d) on CP ring 0\n", r); + rdev->accel_working = false; + return r; + } + + r = radeon_ib_test(rdev, CAYMAN_RING_TYPE_CP1_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]); + if (r) { + DRM_ERROR("radeon: failed testing IB (%d) on CP ring 1\n", r); + rdev->accel_working = false; + return r; + } + + r = radeon_ib_test(rdev, CAYMAN_RING_TYPE_CP2_INDEX, &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]); + if (r) { + DRM_ERROR("radeon: failed testing IB (%d) on CP ring 2\n", r); + rdev->accel_working = false; + return r; + } + + r = radeon_vm_manager_start(rdev); + if (r) + return r; + + return 0; +} + +int si_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); + + rdev->accel_working = true; + r = si_startup(rdev); + if (r) { + DRM_ERROR("si startup failed on resume\n"); + rdev->accel_working = false; + return r; + } + + return r; + +} + +int si_suspend(struct radeon_device *rdev) +{ + /* FIXME: we should wait for ring to be empty */ + radeon_ib_pool_suspend(rdev); + radeon_vm_manager_suspend(rdev); +#if 0 + r600_blit_suspend(rdev); +#endif + si_cp_enable(rdev, false); + rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX].ready = false; + rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX].ready = false; + si_irq_suspend(rdev); + radeon_wb_disable(rdev); + si_pcie_gart_disable(rdev); + return 0; +} + +/* 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 si_init(struct radeon_device *rdev) +{ + struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + int 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 cayman GPU\n"); + return -EINVAL; + } + r = radeon_atombios_init(rdev); + if (r) + return r; + + /* Post card if necessary */ + if (!radeon_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 */ + si_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 memory controller */ + r = si_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; + + ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 1024 * 1024); + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP1_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 1024 * 1024); + + ring = &rdev->ring[CAYMAN_RING_TYPE_CP2_INDEX]; + ring->ring_obj = NULL; + r600_ring_init(rdev, ring, 1024 * 1024); + + rdev->ih.ring_obj = NULL; + r600_ih_ring_init(rdev, 64 * 1024); + + r = r600_pcie_gart_init(rdev); + if (r) + return r; + + r = radeon_ib_pool_init(rdev); + rdev->accel_working = true; + if (r) { + dev_err(rdev->dev, "IB initialization failed (%d).\n", r); + rdev->accel_working = false; + } + r = radeon_vm_manager_init(rdev); + if (r) { + dev_err(rdev->dev, "vm manager initialization failed (%d).\n", r); + } + + r = si_startup(rdev); + if (r) { + dev_err(rdev->dev, "disabling GPU acceleration\n"); + si_cp_fini(rdev); + si_irq_fini(rdev); + si_rlc_fini(rdev); + radeon_wb_fini(rdev); + r100_ib_fini(rdev); + radeon_vm_manager_fini(rdev); + radeon_irq_kms_fini(rdev); + si_pcie_gart_fini(rdev); + rdev->accel_working = false; + } + + /* Don't start up if the MC ucode is missing. + * The default clocks and voltages before the MC ucode + * is loaded are not suffient for advanced operations. + */ + if (!rdev->mc_fw) { + DRM_ERROR("radeon: MC ucode required for NI+.\n"); + return -EINVAL; + } + + return 0; +} + +void si_fini(struct radeon_device *rdev) +{ +#if 0 + r600_blit_fini(rdev); +#endif + si_cp_fini(rdev); + si_irq_fini(rdev); + si_rlc_fini(rdev); + radeon_wb_fini(rdev); + radeon_vm_manager_fini(rdev); + r100_ib_fini(rdev); + radeon_irq_kms_fini(rdev); + si_pcie_gart_fini(rdev); + r600_vram_scratch_fini(rdev); + radeon_gem_fini(rdev); + radeon_semaphore_driver_fini(rdev); + radeon_fence_driver_fini(rdev); + radeon_bo_fini(rdev); + radeon_atombios_fini(rdev); + kfree(rdev->bios); + rdev->bios = NULL; +} + |