#include "atom.h"
#include "avivod.h"
#include "evergreen_reg.h"
+#include "evergreen_blit_shaders.h"
#define EVERGREEN_PFP_UCODE_SIZE 1120
#define EVERGREEN_PM4_UCODE_SIZE 1376
}
}
+/* watermark setup */
+
+static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev,
+ struct radeon_crtc *radeon_crtc,
+ struct drm_display_mode *mode,
+ struct drm_display_mode *other_mode)
+{
+ u32 tmp = 0;
+ /*
+ * Line Buffer Setup
+ * There are 3 line buffers, each one shared by 2 display controllers.
+ * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
+ * the display controllers. The paritioning is done via one of four
+ * preset allocations specified in bits 2:0:
+ * first display controller
+ * 0 - first half of lb (3840 * 2)
+ * 1 - first 3/4 of lb (5760 * 2)
+ * 2 - whole lb (7680 * 2)
+ * 3 - first 1/4 of lb (1920 * 2)
+ * second display controller
+ * 4 - second half of lb (3840 * 2)
+ * 5 - second 3/4 of lb (5760 * 2)
+ * 6 - whole lb (7680 * 2)
+ * 7 - last 1/4 of lb (1920 * 2)
+ */
+ if (mode && other_mode) {
+ if (mode->hdisplay > other_mode->hdisplay) {
+ if (mode->hdisplay > 2560)
+ tmp = 1; /* 3/4 */
+ else
+ tmp = 0; /* 1/2 */
+ } else if (other_mode->hdisplay > mode->hdisplay) {
+ if (other_mode->hdisplay > 2560)
+ tmp = 3; /* 1/4 */
+ else
+ tmp = 0; /* 1/2 */
+ } else
+ tmp = 0; /* 1/2 */
+ } else if (mode)
+ tmp = 2; /* whole */
+ else if (other_mode)
+ tmp = 3; /* 1/4 */
+
+ /* second controller of the pair uses second half of the lb */
+ if (radeon_crtc->crtc_id % 2)
+ tmp += 4;
+ WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, tmp);
+
+ switch (tmp) {
+ case 0:
+ case 4:
+ default:
+ return 3840 * 2;
+ case 1:
+ case 5:
+ return 5760 * 2;
+ case 2:
+ case 6:
+ return 7680 * 2;
+ case 3:
+ case 7:
+ return 1920 * 2;
+ }
+}
+
+static u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev)
+{
+ u32 tmp = RREG32(MC_SHARED_CHMAP);
+
+ switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
+ case 0:
+ default:
+ return 1;
+ case 1:
+ return 2;
+ case 2:
+ return 4;
+ case 3:
+ return 8;
+ }
+}
+
+struct evergreen_wm_params {
+ u32 dram_channels; /* number of dram channels */
+ u32 yclk; /* bandwidth per dram data pin in kHz */
+ u32 sclk; /* engine clock in kHz */
+ u32 disp_clk; /* display clock in kHz */
+ u32 src_width; /* viewport width */
+ u32 active_time; /* active display time in ns */
+ u32 blank_time; /* blank time in ns */
+ bool interlaced; /* mode is interlaced */
+ fixed20_12 vsc; /* vertical scale ratio */
+ u32 num_heads; /* number of active crtcs */
+ u32 bytes_per_pixel; /* bytes per pixel display + overlay */
+ u32 lb_size; /* line buffer allocated to pipe */
+ u32 vtaps; /* vertical scaler taps */
+};
+
+static u32 evergreen_dram_bandwidth(struct evergreen_wm_params *wm)
+{
+ /* Calculate DRAM Bandwidth and the part allocated to display. */
+ fixed20_12 dram_efficiency; /* 0.7 */
+ fixed20_12 yclk, dram_channels, bandwidth;
+ fixed20_12 a;
+
+ a.full = dfixed_const(1000);
+ yclk.full = dfixed_const(wm->yclk);
+ yclk.full = dfixed_div(yclk, a);
+ dram_channels.full = dfixed_const(wm->dram_channels * 4);
+ a.full = dfixed_const(10);
+ dram_efficiency.full = dfixed_const(7);
+ dram_efficiency.full = dfixed_div(dram_efficiency, a);
+ bandwidth.full = dfixed_mul(dram_channels, yclk);
+ bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
+
+ return dfixed_trunc(bandwidth);
+}
+
+static u32 evergreen_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
+{
+ /* Calculate DRAM Bandwidth and the part allocated to display. */
+ fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
+ fixed20_12 yclk, dram_channels, bandwidth;
+ fixed20_12 a;
+
+ a.full = dfixed_const(1000);
+ yclk.full = dfixed_const(wm->yclk);
+ yclk.full = dfixed_div(yclk, a);
+ dram_channels.full = dfixed_const(wm->dram_channels * 4);
+ a.full = dfixed_const(10);
+ disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
+ disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
+ bandwidth.full = dfixed_mul(dram_channels, yclk);
+ bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
+
+ return dfixed_trunc(bandwidth);
+}
+
+static u32 evergreen_data_return_bandwidth(struct evergreen_wm_params *wm)
+{
+ /* Calculate the display Data return Bandwidth */
+ fixed20_12 return_efficiency; /* 0.8 */
+ fixed20_12 sclk, bandwidth;
+ fixed20_12 a;
+
+ a.full = dfixed_const(1000);
+ sclk.full = dfixed_const(wm->sclk);
+ sclk.full = dfixed_div(sclk, a);
+ a.full = dfixed_const(10);
+ return_efficiency.full = dfixed_const(8);
+ return_efficiency.full = dfixed_div(return_efficiency, a);
+ a.full = dfixed_const(32);
+ bandwidth.full = dfixed_mul(a, sclk);
+ bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
+
+ return dfixed_trunc(bandwidth);
+}
+
+static u32 evergreen_dmif_request_bandwidth(struct evergreen_wm_params *wm)
+{
+ /* Calculate the DMIF Request Bandwidth */
+ fixed20_12 disp_clk_request_efficiency; /* 0.8 */
+ fixed20_12 disp_clk, bandwidth;
+ fixed20_12 a;
+
+ a.full = dfixed_const(1000);
+ disp_clk.full = dfixed_const(wm->disp_clk);
+ disp_clk.full = dfixed_div(disp_clk, a);
+ a.full = dfixed_const(10);
+ disp_clk_request_efficiency.full = dfixed_const(8);
+ disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
+ a.full = dfixed_const(32);
+ bandwidth.full = dfixed_mul(a, disp_clk);
+ bandwidth.full = dfixed_mul(bandwidth, disp_clk_request_efficiency);
+
+ return dfixed_trunc(bandwidth);
+}
+
+static u32 evergreen_available_bandwidth(struct evergreen_wm_params *wm)
+{
+ /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
+ u32 dram_bandwidth = evergreen_dram_bandwidth(wm);
+ u32 data_return_bandwidth = evergreen_data_return_bandwidth(wm);
+ u32 dmif_req_bandwidth = evergreen_dmif_request_bandwidth(wm);
+
+ return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
+}
+
+static u32 evergreen_average_bandwidth(struct evergreen_wm_params *wm)
+{
+ /* Calculate the display mode Average Bandwidth
+ * DisplayMode should contain the source and destination dimensions,
+ * timing, etc.
+ */
+ fixed20_12 bpp;
+ fixed20_12 line_time;
+ fixed20_12 src_width;
+ fixed20_12 bandwidth;
+ fixed20_12 a;
+
+ a.full = dfixed_const(1000);
+ line_time.full = dfixed_const(wm->active_time + wm->blank_time);
+ line_time.full = dfixed_div(line_time, a);
+ bpp.full = dfixed_const(wm->bytes_per_pixel);
+ src_width.full = dfixed_const(wm->src_width);
+ bandwidth.full = dfixed_mul(src_width, bpp);
+ bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
+ bandwidth.full = dfixed_div(bandwidth, line_time);
+
+ return dfixed_trunc(bandwidth);
+}
+
+static u32 evergreen_latency_watermark(struct evergreen_wm_params *wm)
+{
+ /* First calcualte the latency in ns */
+ u32 mc_latency = 2000; /* 2000 ns. */
+ u32 available_bandwidth = evergreen_available_bandwidth(wm);
+ u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
+ u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
+ u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
+ u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
+ (wm->num_heads * cursor_line_pair_return_time);
+ u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
+ u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
+ fixed20_12 a, b, c;
+
+ if (wm->num_heads == 0)
+ return 0;
+
+ a.full = dfixed_const(2);
+ b.full = dfixed_const(1);
+ if ((wm->vsc.full > a.full) ||
+ ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
+ (wm->vtaps >= 5) ||
+ ((wm->vsc.full >= a.full) && wm->interlaced))
+ max_src_lines_per_dst_line = 4;
+ else
+ max_src_lines_per_dst_line = 2;
+
+ a.full = dfixed_const(available_bandwidth);
+ b.full = dfixed_const(wm->num_heads);
+ a.full = dfixed_div(a, b);
+
+ b.full = dfixed_const(1000);
+ c.full = dfixed_const(wm->disp_clk);
+ b.full = dfixed_div(c, b);
+ c.full = dfixed_const(wm->bytes_per_pixel);
+ b.full = dfixed_mul(b, c);
+
+ lb_fill_bw = min(dfixed_trunc(a), dfixed_trunc(b));
+
+ a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
+ b.full = dfixed_const(1000);
+ c.full = dfixed_const(lb_fill_bw);
+ b.full = dfixed_div(c, b);
+ a.full = dfixed_div(a, b);
+ line_fill_time = dfixed_trunc(a);
+
+ if (line_fill_time < wm->active_time)
+ return latency;
+ else
+ return latency + (line_fill_time - wm->active_time);
+
+}
+
+static bool evergreen_average_bandwidth_vs_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
+{
+ if (evergreen_average_bandwidth(wm) <=
+ (evergreen_dram_bandwidth_for_display(wm) / wm->num_heads))
+ return true;
+ else
+ return false;
+};
+
+static bool evergreen_average_bandwidth_vs_available_bandwidth(struct evergreen_wm_params *wm)
+{
+ if (evergreen_average_bandwidth(wm) <=
+ (evergreen_available_bandwidth(wm) / wm->num_heads))
+ return true;
+ else
+ return false;
+};
+
+static bool evergreen_check_latency_hiding(struct evergreen_wm_params *wm)
+{
+ u32 lb_partitions = wm->lb_size / wm->src_width;
+ u32 line_time = wm->active_time + wm->blank_time;
+ u32 latency_tolerant_lines;
+ u32 latency_hiding;
+ fixed20_12 a;
+
+ a.full = dfixed_const(1);
+ if (wm->vsc.full > a.full)
+ latency_tolerant_lines = 1;
+ else {
+ if (lb_partitions <= (wm->vtaps + 1))
+ latency_tolerant_lines = 1;
+ else
+ latency_tolerant_lines = 2;
+ }
+
+ latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
+
+ if (evergreen_latency_watermark(wm) <= latency_hiding)
+ return true;
+ else
+ return false;
+}
+
+static void evergreen_program_watermarks(struct radeon_device *rdev,
+ struct radeon_crtc *radeon_crtc,
+ u32 lb_size, u32 num_heads)
+{
+ struct drm_display_mode *mode = &radeon_crtc->base.mode;
+ struct evergreen_wm_params wm;
+ u32 pixel_period;
+ u32 line_time = 0;
+ u32 latency_watermark_a = 0, latency_watermark_b = 0;
+ u32 priority_a_mark = 0, priority_b_mark = 0;
+ u32 priority_a_cnt = PRIORITY_OFF;
+ u32 priority_b_cnt = PRIORITY_OFF;
+ u32 pipe_offset = radeon_crtc->crtc_id * 16;
+ u32 tmp, arb_control3;
+ fixed20_12 a, b, c;
+
+ if (radeon_crtc->base.enabled && num_heads && mode) {
+ pixel_period = 1000000 / (u32)mode->clock;
+ line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
+ priority_a_cnt = 0;
+ priority_b_cnt = 0;
+
+ wm.yclk = rdev->pm.current_mclk * 10;
+ wm.sclk = rdev->pm.current_sclk * 10;
+ wm.disp_clk = mode->clock;
+ wm.src_width = mode->crtc_hdisplay;
+ wm.active_time = mode->crtc_hdisplay * pixel_period;
+ wm.blank_time = line_time - wm.active_time;
+ wm.interlaced = false;
+ if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+ wm.interlaced = true;
+ wm.vsc = radeon_crtc->vsc;
+ wm.vtaps = 1;
+ if (radeon_crtc->rmx_type != RMX_OFF)
+ wm.vtaps = 2;
+ wm.bytes_per_pixel = 4; /* XXX: get this from fb config */
+ wm.lb_size = lb_size;
+ wm.dram_channels = evergreen_get_number_of_dram_channels(rdev);
+ wm.num_heads = num_heads;
+
+ /* set for high clocks */
+ latency_watermark_a = min(evergreen_latency_watermark(&wm), (u32)65535);
+ /* set for low clocks */
+ /* wm.yclk = low clk; wm.sclk = low clk */
+ latency_watermark_b = min(evergreen_latency_watermark(&wm), (u32)65535);
+
+ /* possibly force display priority to high */
+ /* should really do this at mode validation time... */
+ if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm) ||
+ !evergreen_average_bandwidth_vs_available_bandwidth(&wm) ||
+ !evergreen_check_latency_hiding(&wm) ||
+ (rdev->disp_priority == 2)) {
+ DRM_INFO("force priority to high\n");
+ priority_a_cnt |= PRIORITY_ALWAYS_ON;
+ priority_b_cnt |= PRIORITY_ALWAYS_ON;
+ }
+
+ a.full = dfixed_const(1000);
+ b.full = dfixed_const(mode->clock);
+ b.full = dfixed_div(b, a);
+ c.full = dfixed_const(latency_watermark_a);
+ c.full = dfixed_mul(c, b);
+ c.full = dfixed_mul(c, radeon_crtc->hsc);
+ c.full = dfixed_div(c, a);
+ a.full = dfixed_const(16);
+ c.full = dfixed_div(c, a);
+ priority_a_mark = dfixed_trunc(c);
+ priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
+
+ a.full = dfixed_const(1000);
+ b.full = dfixed_const(mode->clock);
+ b.full = dfixed_div(b, a);
+ c.full = dfixed_const(latency_watermark_b);
+ c.full = dfixed_mul(c, b);
+ c.full = dfixed_mul(c, radeon_crtc->hsc);
+ c.full = dfixed_div(c, a);
+ a.full = dfixed_const(16);
+ c.full = dfixed_div(c, a);
+ priority_b_mark = dfixed_trunc(c);
+ priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
+ }
+
+ /* select wm A */
+ arb_control3 = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
+ tmp = arb_control3;
+ tmp &= ~LATENCY_WATERMARK_MASK(3);
+ tmp |= LATENCY_WATERMARK_MASK(1);
+ WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
+ WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
+ (LATENCY_LOW_WATERMARK(latency_watermark_a) |
+ LATENCY_HIGH_WATERMARK(line_time)));
+ /* select wm B */
+ tmp = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
+ tmp &= ~LATENCY_WATERMARK_MASK(3);
+ tmp |= LATENCY_WATERMARK_MASK(2);
+ WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
+ WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
+ (LATENCY_LOW_WATERMARK(latency_watermark_b) |
+ LATENCY_HIGH_WATERMARK(line_time)));
+ /* restore original selection */
+ WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, arb_control3);
+
+ /* write the priority marks */
+ WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt);
+ WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt);
+
+}
+
void evergreen_bandwidth_update(struct radeon_device *rdev)
{
- /* XXX */
+ struct drm_display_mode *mode0 = NULL;
+ struct drm_display_mode *mode1 = NULL;
+ u32 num_heads = 0, lb_size;
+ int i;
+
+ radeon_update_display_priority(rdev);
+
+ for (i = 0; i < rdev->num_crtc; i++) {
+ if (rdev->mode_info.crtcs[i]->base.enabled)
+ num_heads++;
+ }
+ for (i = 0; i < rdev->num_crtc; i += 2) {
+ mode0 = &rdev->mode_info.crtcs[i]->base.mode;
+ mode1 = &rdev->mode_info.crtcs[i+1]->base.mode;
+ lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1);
+ evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);
+ lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0);
+ evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);
+ }
}
static int evergreen_mc_wait_for_idle(struct radeon_device *rdev)
static int evergreen_cp_start(struct radeon_device *rdev)
{
- int r;
+ int r, i;
uint32_t cp_me;
r = radeon_ring_lock(rdev, 7);
cp_me = 0xff;
WREG32(CP_ME_CNTL, cp_me);
- r = radeon_ring_lock(rdev, 4);
+ r = radeon_ring_lock(rdev, evergreen_default_size + 15);
if (r) {
DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
return r;
}
- /* init some VGT regs */
- radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
- radeon_ring_write(rdev, (VGT_VERTEX_REUSE_BLOCK_CNTL - PACKET3_SET_CONTEXT_REG_START) >> 2);
- radeon_ring_write(rdev, 0xe);
- radeon_ring_write(rdev, 0x10);
+
+ /* setup clear context state */
+ radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+ radeon_ring_write(rdev, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
+
+ for (i = 0; i < evergreen_default_size; i++)
+ radeon_ring_write(rdev, evergreen_default_state[i]);
+
+ radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+ radeon_ring_write(rdev, PACKET3_PREAMBLE_END_CLEAR_STATE);
+
+ /* set clear context state */
+ radeon_ring_write(rdev, PACKET3(PACKET3_CLEAR_STATE, 0));
+ radeon_ring_write(rdev, 0);
+
+ /* SQ_VTX_BASE_VTX_LOC */
+ radeon_ring_write(rdev, 0xc0026f00);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+
+ /* Clear consts */
+ radeon_ring_write(rdev, 0xc0036f00);
+ radeon_ring_write(rdev, 0x00000bc4);
+ radeon_ring_write(rdev, 0xffffffff);
+ radeon_ring_write(rdev, 0xffffffff);
+ radeon_ring_write(rdev, 0xffffffff);
+
radeon_ring_unlock_commit(rdev);
return 0;
/* Set ring buffer size */
rb_bufsz = drm_order(rdev->cp.ring_size / 8);
- tmp = RB_NO_UPDATE | (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
+ tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
#ifdef __BIG_ENDIAN
tmp |= BUF_SWAP_32BIT;
#endif
WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
WREG32(CP_RB_RPTR_WR, 0);
WREG32(CP_RB_WPTR, 0);
- WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF);
- WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr));
+
+ /* set the wb address wether it's enabled or not */
+ WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
+ WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
+ WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
+
+ if (rdev->wb.enabled)
+ WREG32(SCRATCH_UMSK, 0xff);
+ else {
+ tmp |= RB_NO_UPDATE;
+ WREG32(SCRATCH_UMSK, 0);
+ }
+
mdelay(1);
WREG32(CP_RB_CNTL, tmp);
if (rdev->irq.sw_int) {
DRM_DEBUG("evergreen_irq_set: sw int\n");
cp_int_cntl |= RB_INT_ENABLE;
+ cp_int_cntl |= TIME_STAMP_INT_ENABLE;
}
if (rdev->irq.crtc_vblank_int[0]) {
DRM_DEBUG("evergreen_irq_set: vblank 0\n");
{
u32 wptr, tmp;
- /* XXX use writeback */
- wptr = RREG32(IH_RB_WPTR);
+ if (rdev->wb.enabled)
+ wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4];
+ else
+ wptr = RREG32(IH_RB_WPTR);
if (wptr & RB_OVERFLOW) {
/* When a ring buffer overflow happen start parsing interrupt
break;
case 181: /* CP EOP event */
DRM_DEBUG("IH: CP EOP\n");
+ radeon_fence_process(rdev);
break;
case 233: /* GUI IDLE */
DRM_DEBUG("IH: CP EOP\n");
return r;
}
evergreen_gpu_init(rdev);
-#if 0
- if (!rdev->r600_blit.shader_obj) {
- r = r600_blit_init(rdev);
- if (r) {
- DRM_ERROR("radeon: failed blitter (%d).\n", r);
- return r;
- }
- }
- r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
- if (unlikely(r != 0))
- return r;
- r = radeon_bo_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
- &rdev->r600_blit.shader_gpu_addr);
- radeon_bo_unreserve(rdev->r600_blit.shader_obj);
+ r = evergreen_blit_init(rdev);
if (r) {
- DRM_ERROR("failed to pin blit object %d\n", r);
- return r;
+ evergreen_blit_fini(rdev);
+ rdev->asic->copy = NULL;
+ dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
}
-#endif
+
+ /* allocate wb buffer */
+ r = radeon_wb_init(rdev);
+ if (r)
+ return r;
/* Enable IRQ */
r = r600_irq_init(rdev);
r = evergreen_cp_resume(rdev);
if (r)
return r;
- /* write back buffer are not vital so don't worry about failure */
- r600_wb_enable(rdev);
return 0;
}
int evergreen_suspend(struct radeon_device *rdev)
{
-#if 0
int r;
-#endif
+
/* FIXME: we should wait for ring to be empty */
r700_cp_stop(rdev);
rdev->cp.ready = false;
evergreen_irq_suspend(rdev);
- r600_wb_disable(rdev);
+ radeon_wb_disable(rdev);
evergreen_pcie_gart_disable(rdev);
-#if 0
+
/* unpin shaders bo */
r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
if (likely(r == 0)) {
radeon_bo_unpin(rdev->r600_blit.shader_obj);
radeon_bo_unreserve(rdev->r600_blit.shader_obj);
}
-#endif
+
+ return 0;
+}
+
+int evergreen_copy_blit(struct radeon_device *rdev,
+ uint64_t src_offset, uint64_t dst_offset,
+ unsigned num_pages, struct radeon_fence *fence)
+{
+ int r;
+
+ mutex_lock(&rdev->r600_blit.mutex);
+ rdev->r600_blit.vb_ib = NULL;
+ r = evergreen_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
+ if (r) {
+ if (rdev->r600_blit.vb_ib)
+ radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
+ mutex_unlock(&rdev->r600_blit.mutex);
+ return r;
+ }
+ evergreen_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
+ evergreen_blit_done_copy(rdev, fence);
+ mutex_unlock(&rdev->r600_blit.mutex);
return 0;
}
if (r) {
dev_err(rdev->dev, "disabling GPU acceleration\n");
r700_cp_fini(rdev);
- r600_wb_fini(rdev);
r600_irq_fini(rdev);
+ radeon_wb_fini(rdev);
radeon_irq_kms_fini(rdev);
evergreen_pcie_gart_fini(rdev);
rdev->accel_working = false;
void evergreen_fini(struct radeon_device *rdev)
{
- /*r600_blit_fini(rdev);*/
+ evergreen_blit_fini(rdev);
r700_cp_fini(rdev);
- r600_wb_fini(rdev);
r600_irq_fini(rdev);
+ radeon_wb_fini(rdev);
radeon_irq_kms_fini(rdev);
evergreen_pcie_gart_fini(rdev);
radeon_gem_fini(rdev);
git.openpandora.org / pandora-kernel.git / blobdiff