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path: root/drivers/gpu/drm/radeon/evergreen.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/evergreen.c')
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c1549
1 files changed, 1489 insertions, 60 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index e8f447e20507..8c8e4d3cbaa3 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -28,39 +28,235 @@
#include "radeon.h"
#include "radeon_asic.h"
#include "radeon_drm.h"
-#include "rv770d.h"
+#include "evergreend.h"
#include "atom.h"
#include "avivod.h"
#include "evergreen_reg.h"
+#define EVERGREEN_PFP_UCODE_SIZE 1120
+#define EVERGREEN_PM4_UCODE_SIZE 1376
+
static void evergreen_gpu_init(struct radeon_device *rdev);
void evergreen_fini(struct radeon_device *rdev);
+void evergreen_pm_misc(struct radeon_device *rdev)
+{
+
+}
+
+void evergreen_pm_prepare(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* disable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
+ tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
+ WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
+ }
+ }
+}
+
+void evergreen_pm_finish(struct radeon_device *rdev)
+{
+ struct drm_device *ddev = rdev->ddev;
+ struct drm_crtc *crtc;
+ struct radeon_crtc *radeon_crtc;
+ u32 tmp;
+
+ /* enable any active CRTCs */
+ list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
+ radeon_crtc = to_radeon_crtc(crtc);
+ if (radeon_crtc->enabled) {
+ tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
+ tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
+ WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
+ }
+ }
+}
+
bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
{
bool connected = false;
- /* XXX */
+
+ switch (hpd) {
+ case RADEON_HPD_1:
+ if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_2:
+ if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_3:
+ if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_4:
+ if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_5:
+ if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_6:
+ if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
+ connected = true;
+ break;
+ default:
+ break;
+ }
+
return connected;
}
void evergreen_hpd_set_polarity(struct radeon_device *rdev,
enum radeon_hpd_id hpd)
{
- /* XXX */
+ u32 tmp;
+ bool connected = evergreen_hpd_sense(rdev, hpd);
+
+ switch (hpd) {
+ case RADEON_HPD_1:
+ tmp = RREG32(DC_HPD1_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HPDx_INT_POLARITY;
+ else
+ tmp |= DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD1_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_2:
+ tmp = RREG32(DC_HPD2_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HPDx_INT_POLARITY;
+ else
+ tmp |= DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD2_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_3:
+ tmp = RREG32(DC_HPD3_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HPDx_INT_POLARITY;
+ else
+ tmp |= DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD3_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_4:
+ tmp = RREG32(DC_HPD4_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HPDx_INT_POLARITY;
+ else
+ tmp |= DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD4_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_5:
+ tmp = RREG32(DC_HPD5_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HPDx_INT_POLARITY;
+ else
+ tmp |= DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD5_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_6:
+ tmp = RREG32(DC_HPD6_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HPDx_INT_POLARITY;
+ else
+ tmp |= DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD6_INT_CONTROL, tmp);
+ break;
+ default:
+ break;
+ }
}
void evergreen_hpd_init(struct radeon_device *rdev)
{
- /* XXX */
+ struct drm_device *dev = rdev->ddev;
+ struct drm_connector *connector;
+ u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) |
+ DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN;
+
+ list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ switch (radeon_connector->hpd.hpd) {
+ case RADEON_HPD_1:
+ WREG32(DC_HPD1_CONTROL, tmp);
+ rdev->irq.hpd[0] = true;
+ break;
+ case RADEON_HPD_2:
+ WREG32(DC_HPD2_CONTROL, tmp);
+ rdev->irq.hpd[1] = true;
+ break;
+ case RADEON_HPD_3:
+ WREG32(DC_HPD3_CONTROL, tmp);
+ rdev->irq.hpd[2] = true;
+ break;
+ case RADEON_HPD_4:
+ WREG32(DC_HPD4_CONTROL, tmp);
+ rdev->irq.hpd[3] = true;
+ break;
+ case RADEON_HPD_5:
+ WREG32(DC_HPD5_CONTROL, tmp);
+ rdev->irq.hpd[4] = true;
+ break;
+ case RADEON_HPD_6:
+ WREG32(DC_HPD6_CONTROL, tmp);
+ rdev->irq.hpd[5] = true;
+ break;
+ default:
+ break;
+ }
+ }
+ if (rdev->irq.installed)
+ evergreen_irq_set(rdev);
}
-
-void evergreen_bandwidth_update(struct radeon_device *rdev)
+void evergreen_hpd_fini(struct radeon_device *rdev)
{
- /* XXX */
+ struct drm_device *dev = rdev->ddev;
+ struct drm_connector *connector;
+
+ list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+ struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+ switch (radeon_connector->hpd.hpd) {
+ case RADEON_HPD_1:
+ WREG32(DC_HPD1_CONTROL, 0);
+ rdev->irq.hpd[0] = false;
+ break;
+ case RADEON_HPD_2:
+ WREG32(DC_HPD2_CONTROL, 0);
+ rdev->irq.hpd[1] = false;
+ break;
+ case RADEON_HPD_3:
+ WREG32(DC_HPD3_CONTROL, 0);
+ rdev->irq.hpd[2] = false;
+ break;
+ case RADEON_HPD_4:
+ WREG32(DC_HPD4_CONTROL, 0);
+ rdev->irq.hpd[3] = false;
+ break;
+ case RADEON_HPD_5:
+ WREG32(DC_HPD5_CONTROL, 0);
+ rdev->irq.hpd[4] = false;
+ break;
+ case RADEON_HPD_6:
+ WREG32(DC_HPD6_CONTROL, 0);
+ rdev->irq.hpd[5] = false;
+ break;
+ default:
+ break;
+ }
+ }
}
-void evergreen_hpd_fini(struct radeon_device *rdev)
+void evergreen_bandwidth_update(struct radeon_device *rdev)
{
/* XXX */
}
@@ -83,10 +279,31 @@ static int evergreen_mc_wait_for_idle(struct radeon_device *rdev)
/*
* GART
*/
+void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev)
+{
+ unsigned i;
+ u32 tmp;
+
+ WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
+ for (i = 0; i < rdev->usec_timeout; i++) {
+ /* read MC_STATUS */
+ tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
+ tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
+ if (tmp == 2) {
+ printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
+ return;
+ }
+ if (tmp) {
+ return;
+ }
+ udelay(1);
+ }
+}
+
int evergreen_pcie_gart_enable(struct radeon_device *rdev)
{
u32 tmp;
- int r, i;
+ int r;
if (rdev->gart.table.vram.robj == NULL) {
dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
@@ -121,10 +338,9 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev)
RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
(u32)(rdev->dummy_page.addr >> 12));
- for (i = 1; i < 7; i++)
- WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
+ WREG32(VM_CONTEXT1_CNTL, 0);
- r600_pcie_gart_tlb_flush(rdev);
+ evergreen_pcie_gart_tlb_flush(rdev);
rdev->gart.ready = true;
return 0;
}
@@ -132,11 +348,11 @@ int evergreen_pcie_gart_enable(struct radeon_device *rdev)
void evergreen_pcie_gart_disable(struct radeon_device *rdev)
{
u32 tmp;
- int i, r;
+ int r;
/* Disable all tables */
- for (i = 0; i < 7; i++)
- WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
+ WREG32(VM_CONTEXT0_CNTL, 0);
+ WREG32(VM_CONTEXT1_CNTL, 0);
/* Setup L2 cache */
WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
@@ -173,7 +389,6 @@ void evergreen_pcie_gart_fini(struct radeon_device *rdev)
void evergreen_agp_enable(struct radeon_device *rdev)
{
u32 tmp;
- int i;
/* Setup L2 cache */
WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
@@ -193,8 +408,8 @@ void evergreen_agp_enable(struct radeon_device *rdev)
WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
- for (i = 0; i < 7; i++)
- WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
+ WREG32(VM_CONTEXT0_CNTL, 0);
+ WREG32(VM_CONTEXT1_CNTL, 0);
}
static void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save)
@@ -400,40 +615,656 @@ static void evergreen_mc_program(struct radeon_device *rdev)
rv515_vga_render_disable(rdev);
}
-#if 0
/*
* CP.
*/
-static void evergreen_cp_stop(struct radeon_device *rdev)
-{
- /* XXX */
-}
-
static int evergreen_cp_load_microcode(struct radeon_device *rdev)
{
- /* XXX */
+ const __be32 *fw_data;
+ int i;
+ if (!rdev->me_fw || !rdev->pfp_fw)
+ return -EINVAL;
+
+ r700_cp_stop(rdev);
+ WREG32(CP_RB_CNTL, RB_NO_UPDATE | (15 << 8) | (3 << 0));
+
+ fw_data = (const __be32 *)rdev->pfp_fw->data;
+ WREG32(CP_PFP_UCODE_ADDR, 0);
+ for (i = 0; i < EVERGREEN_PFP_UCODE_SIZE; i++)
+ WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
+ WREG32(CP_PFP_UCODE_ADDR, 0);
+
+ fw_data = (const __be32 *)rdev->me_fw->data;
+ WREG32(CP_ME_RAM_WADDR, 0);
+ for (i = 0; i < EVERGREEN_PM4_UCODE_SIZE; i++)
+ WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
+
+ WREG32(CP_PFP_UCODE_ADDR, 0);
+ WREG32(CP_ME_RAM_WADDR, 0);
+ WREG32(CP_ME_RAM_RADDR, 0);
return 0;
}
+int evergreen_cp_resume(struct radeon_device *rdev)
+{
+ u32 tmp;
+ u32 rb_bufsz;
+ int r;
+
+ /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
+ WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
+ SOFT_RESET_PA |
+ SOFT_RESET_SH |
+ SOFT_RESET_VGT |
+ SOFT_RESET_SX));
+ RREG32(GRBM_SOFT_RESET);
+ mdelay(15);
+ WREG32(GRBM_SOFT_RESET, 0);
+ RREG32(GRBM_SOFT_RESET);
+
+ /* Set ring buffer size */
+ rb_bufsz = drm_order(rdev->cp.ring_size / 8);
+ tmp = RB_NO_UPDATE | (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
+#ifdef __BIG_ENDIAN
+ tmp |= BUF_SWAP_32BIT;
+#endif
+ WREG32(CP_RB_CNTL, tmp);
+ WREG32(CP_SEM_WAIT_TIMER, 0x4);
+
+ /* Set the write pointer delay */
+ WREG32(CP_RB_WPTR_DELAY, 0);
+
+ /* Initialize the ring buffer's read and write pointers */
+ WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
+ WREG32(CP_RB_RPTR_WR, 0);
+ WREG32(CP_RB_WPTR, 0);
+ WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF);
+ WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr));
+ mdelay(1);
+ WREG32(CP_RB_CNTL, tmp);
+
+ WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8);
+ WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
+
+ rdev->cp.rptr = RREG32(CP_RB_RPTR);
+ rdev->cp.wptr = RREG32(CP_RB_WPTR);
+
+ r600_cp_start(rdev);
+ rdev->cp.ready = true;
+ r = radeon_ring_test(rdev);
+ if (r) {
+ rdev->cp.ready = false;
+ return r;
+ }
+ return 0;
+}
/*
* Core functions
*/
-static u32 evergreen_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
+static u32 evergreen_get_tile_pipe_to_backend_map(struct radeon_device *rdev,
+ u32 num_tile_pipes,
u32 num_backends,
u32 backend_disable_mask)
{
u32 backend_map = 0;
+ u32 enabled_backends_mask = 0;
+ u32 enabled_backends_count = 0;
+ u32 cur_pipe;
+ u32 swizzle_pipe[EVERGREEN_MAX_PIPES];
+ u32 cur_backend = 0;
+ u32 i;
+ bool force_no_swizzle;
+
+ if (num_tile_pipes > EVERGREEN_MAX_PIPES)
+ num_tile_pipes = EVERGREEN_MAX_PIPES;
+ if (num_tile_pipes < 1)
+ num_tile_pipes = 1;
+ if (num_backends > EVERGREEN_MAX_BACKENDS)
+ num_backends = EVERGREEN_MAX_BACKENDS;
+ if (num_backends < 1)
+ num_backends = 1;
+
+ for (i = 0; i < EVERGREEN_MAX_BACKENDS; ++i) {
+ if (((backend_disable_mask >> i) & 1) == 0) {
+ enabled_backends_mask |= (1 << i);
+ ++enabled_backends_count;
+ }
+ if (enabled_backends_count == num_backends)
+ break;
+ }
+
+ if (enabled_backends_count == 0) {
+ enabled_backends_mask = 1;
+ enabled_backends_count = 1;
+ }
+
+ if (enabled_backends_count != num_backends)
+ num_backends = enabled_backends_count;
+
+ memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * EVERGREEN_MAX_PIPES);
+ switch (rdev->family) {
+ case CHIP_CEDAR:
+ case CHIP_REDWOOD:
+ force_no_swizzle = false;
+ break;
+ case CHIP_CYPRESS:
+ case CHIP_HEMLOCK:
+ case CHIP_JUNIPER:
+ default:
+ force_no_swizzle = true;
+ break;
+ }
+ if (force_no_swizzle) {
+ bool last_backend_enabled = false;
+
+ force_no_swizzle = false;
+ for (i = 0; i < EVERGREEN_MAX_BACKENDS; ++i) {
+ if (((enabled_backends_mask >> i) & 1) == 1) {
+ if (last_backend_enabled)
+ force_no_swizzle = true;
+ last_backend_enabled = true;
+ } else
+ last_backend_enabled = false;
+ }
+ }
+
+ switch (num_tile_pipes) {
+ case 1:
+ case 3:
+ case 5:
+ case 7:
+ DRM_ERROR("odd number of pipes!\n");
+ break;
+ case 2:
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 1;
+ break;
+ case 4:
+ if (force_no_swizzle) {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 1;
+ swizzle_pipe[2] = 2;
+ swizzle_pipe[3] = 3;
+ } else {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 2;
+ swizzle_pipe[2] = 1;
+ swizzle_pipe[3] = 3;
+ }
+ break;
+ case 6:
+ if (force_no_swizzle) {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 1;
+ swizzle_pipe[2] = 2;
+ swizzle_pipe[3] = 3;
+ swizzle_pipe[4] = 4;
+ swizzle_pipe[5] = 5;
+ } else {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 2;
+ swizzle_pipe[2] = 4;
+ swizzle_pipe[3] = 1;
+ swizzle_pipe[4] = 3;
+ swizzle_pipe[5] = 5;
+ }
+ break;
+ case 8:
+ if (force_no_swizzle) {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 1;
+ swizzle_pipe[2] = 2;
+ swizzle_pipe[3] = 3;
+ swizzle_pipe[4] = 4;
+ swizzle_pipe[5] = 5;
+ swizzle_pipe[6] = 6;
+ swizzle_pipe[7] = 7;
+ } else {
+ swizzle_pipe[0] = 0;
+ swizzle_pipe[1] = 2;
+ swizzle_pipe[2] = 4;
+ swizzle_pipe[3] = 6;
+ swizzle_pipe[4] = 1;
+ swizzle_pipe[5] = 3;
+ swizzle_pipe[6] = 5;
+ swizzle_pipe[7] = 7;
+ }
+ break;
+ }
+
+ for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
+ while (((1 << cur_backend) & enabled_backends_mask) == 0)
+ cur_backend = (cur_backend + 1) % EVERGREEN_MAX_BACKENDS;
+
+ backend_map |= (((cur_backend & 0xf) << (swizzle_pipe[cur_pipe] * 4)));
+
+ cur_backend = (cur_backend + 1) % EVERGREEN_MAX_BACKENDS;
+ }
return backend_map;
}
-#endif
static void evergreen_gpu_init(struct radeon_device *rdev)
{
- /* XXX */
+ u32 cc_rb_backend_disable = 0;
+ u32 cc_gc_shader_pipe_config;
+ u32 gb_addr_config = 0;
+ u32 mc_shared_chmap, mc_arb_ramcfg;
+ u32 gb_backend_map;
+ u32 grbm_gfx_index;
+ u32 sx_debug_1;
+ u32 smx_dc_ctl0;
+ u32 sq_config;
+ u32 sq_lds_resource_mgmt;
+ u32 sq_gpr_resource_mgmt_1;
+ u32 sq_gpr_resource_mgmt_2;
+ u32 sq_gpr_resource_mgmt_3;
+ u32 sq_thread_resource_mgmt;
+ u32 sq_thread_resource_mgmt_2;
+ u32 sq_stack_resource_mgmt_1;
+ u32 sq_stack_resource_mgmt_2;
+ u32 sq_stack_resource_mgmt_3;
+ u32 vgt_cache_invalidation;
+ u32 hdp_host_path_cntl;
+ int i, j, num_shader_engines, ps_thread_count;
+
+ switch (rdev->family) {
+ case CHIP_CYPRESS:
+ case CHIP_HEMLOCK:
+ rdev->config.evergreen.num_ses = 2;
+ rdev->config.evergreen.max_pipes = 4;
+ rdev->config.evergreen.max_tile_pipes = 8;
+ rdev->config.evergreen.max_simds = 10;
+ rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
+ rdev->config.evergreen.max_gprs = 256;
+ rdev->config.evergreen.max_threads = 248;
+ rdev->config.evergreen.max_gs_threads = 32;
+ rdev->config.evergreen.max_stack_entries = 512;
+ rdev->config.evergreen.sx_num_of_sets = 4;
+ rdev->config.evergreen.sx_max_export_size = 256;
+ rdev->config.evergreen.sx_max_export_pos_size = 64;
+ rdev->config.evergreen.sx_max_export_smx_size = 192;
+ rdev->config.evergreen.max_hw_contexts = 8;
+ rdev->config.evergreen.sq_num_cf_insts = 2;
+
+ rdev->config.evergreen.sc_prim_fifo_size = 0x100;
+ rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+ rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
+ break;
+ case CHIP_JUNIPER:
+ rdev->config.evergreen.num_ses = 1;
+ rdev->config.evergreen.max_pipes = 4;
+ rdev->config.evergreen.max_tile_pipes = 4;
+ rdev->config.evergreen.max_simds = 10;
+ rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
+ rdev->config.evergreen.max_gprs = 256;
+ rdev->config.evergreen.max_threads = 248;
+ rdev->config.evergreen.max_gs_threads = 32;
+ rdev->config.evergreen.max_stack_entries = 512;
+ rdev->config.evergreen.sx_num_of_sets = 4;
+ rdev->config.evergreen.sx_max_export_size = 256;
+ rdev->config.evergreen.sx_max_export_pos_size = 64;
+ rdev->config.evergreen.sx_max_export_smx_size = 192;
+ rdev->config.evergreen.max_hw_contexts = 8;
+ rdev->config.evergreen.sq_num_cf_insts = 2;
+
+ rdev->config.evergreen.sc_prim_fifo_size = 0x100;
+ rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+ rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
+ break;
+ case CHIP_REDWOOD:
+ rdev->config.evergreen.num_ses = 1;
+ rdev->config.evergreen.max_pipes = 4;
+ rdev->config.evergreen.max_tile_pipes = 4;
+ rdev->config.evergreen.max_simds = 5;
+ rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
+ rdev->config.evergreen.max_gprs = 256;
+ rdev->config.evergreen.max_threads = 248;
+ rdev->config.evergreen.max_gs_threads = 32;
+ rdev->config.evergreen.max_stack_entries = 256;
+ rdev->config.evergreen.sx_num_of_sets = 4;
+ rdev->config.evergreen.sx_max_export_size = 256;
+ rdev->config.evergreen.sx_max_export_pos_size = 64;
+ rdev->config.evergreen.sx_max_export_smx_size = 192;
+ rdev->config.evergreen.max_hw_contexts = 8;
+ rdev->config.evergreen.sq_num_cf_insts = 2;
+
+ rdev->config.evergreen.sc_prim_fifo_size = 0x100;
+ rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+ rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
+ break;
+ case CHIP_CEDAR:
+ default:
+ rdev->config.evergreen.num_ses = 1;
+ rdev->config.evergreen.max_pipes = 2;
+ rdev->config.evergreen.max_tile_pipes = 2;
+ rdev->config.evergreen.max_simds = 2;
+ rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
+ rdev->config.evergreen.max_gprs = 256;
+ rdev->config.evergreen.max_threads = 192;
+ rdev->config.evergreen.max_gs_threads = 16;
+ rdev->config.evergreen.max_stack_entries = 256;
+ rdev->config.evergreen.sx_num_of_sets = 4;
+ rdev->config.evergreen.sx_max_export_size = 128;
+ rdev->config.evergreen.sx_max_export_pos_size = 32;
+ rdev->config.evergreen.sx_max_export_smx_size = 96;
+ rdev->config.evergreen.max_hw_contexts = 4;
+ rdev->config.evergreen.sq_num_cf_insts = 1;
+
+ rdev->config.evergreen.sc_prim_fifo_size = 0x40;
+ rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
+ rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
+ break;
+ }
+
+ /* Initialize HDP */
+ for (i = 0, j = 0; i < 32; i++, j += 0x18) {
+ WREG32((0x2c14 + j), 0x00000000);
+ WREG32((0x2c18 + j), 0x00000000);
+ WREG32((0x2c1c + j), 0x00000000);
+ WREG32((0x2c20 + j), 0x00000000);
+ WREG32((0x2c24 + j), 0x00000000);
+ }
+
+ WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
+
+ cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & ~2;
+
+ cc_gc_shader_pipe_config |=
+ INACTIVE_QD_PIPES((EVERGREEN_MAX_PIPES_MASK << rdev->config.evergreen.max_pipes)
+ & EVERGREEN_MAX_PIPES_MASK);
+ cc_gc_shader_pipe_config |=
+ INACTIVE_SIMDS((EVERGREEN_MAX_SIMDS_MASK << rdev->config.evergreen.max_simds)
+ & EVERGREEN_MAX_SIMDS_MASK);
+
+ cc_rb_backend_disable =
+ BACKEND_DISABLE((EVERGREEN_MAX_BACKENDS_MASK << rdev->config.evergreen.max_backends)
+ & EVERGREEN_MAX_BACKENDS_MASK);
+
+
+ mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
+ mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
+
+ switch (rdev->config.evergreen.max_tile_pipes) {
+ case 1:
+ default:
+ gb_addr_config |= NUM_PIPES(0);
+ break;
+ case 2:
+ gb_addr_config |= NUM_PIPES(1);
+ break;
+ case 4:
+ gb_addr_config |= NUM_PIPES(2);
+ break;
+ case 8:
+ gb_addr_config |= NUM_PIPES(3);
+ break;
+ }
+
+ gb_addr_config |= PIPE_INTERLEAVE_SIZE((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
+ gb_addr_config |= BANK_INTERLEAVE_SIZE(0);
+ gb_addr_config |= NUM_SHADER_ENGINES(rdev->config.evergreen.num_ses - 1);
+ gb_addr_config |= SHADER_ENGINE_TILE_SIZE(1);
+ gb_addr_config |= NUM_GPUS(0); /* Hemlock? */
+ gb_addr_config |= MULTI_GPU_TILE_SIZE(2);
+
+ if (((mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT) > 2)
+ gb_addr_config |= ROW_SIZE(2);
+ else
+ gb_addr_config |= ROW_SIZE((mc_arb_ramcfg & NOOFCOLS_MASK) >> NOOFCOLS_SHIFT);
+
+ if (rdev->ddev->pdev->device == 0x689e) {
+ u32 efuse_straps_4;
+ u32 efuse_straps_3;
+ u8 efuse_box_bit_131_124;
+
+ WREG32(RCU_IND_INDEX, 0x204);
+ efuse_straps_4 = RREG32(RCU_IND_DATA);
+ WREG32(RCU_IND_INDEX, 0x203);
+ efuse_straps_3 = RREG32(RCU_IND_DATA);
+ efuse_box_bit_131_124 = (u8)(((efuse_straps_4 & 0xf) << 4) | ((efuse_straps_3 & 0xf0000000) >> 28));
+
+ switch(efuse_box_bit_131_124) {
+ case 0x00:
+ gb_backend_map = 0x76543210;
+ break;
+ case 0x55:
+ gb_backend_map = 0x77553311;
+ break;
+ case 0x56:
+ gb_backend_map = 0x77553300;
+ break;
+ case 0x59:
+ gb_backend_map = 0x77552211;
+ break;
+ case 0x66:
+ gb_backend_map = 0x77443300;
+ break;
+ case 0x99:
+ gb_backend_map = 0x66552211;
+ break;
+ case 0x5a:
+ gb_backend_map = 0x77552200;
+ break;
+ case 0xaa:
+ gb_backend_map = 0x66442200;
+ break;
+ case 0x95:
+ gb_backend_map = 0x66553311;
+ break;
+ default:
+ DRM_ERROR("bad backend map, using default\n");
+ gb_backend_map =
+ evergreen_get_tile_pipe_to_backend_map(rdev,
+ rdev->config.evergreen.max_tile_pipes,
+ rdev->config.evergreen.max_backends,
+ ((EVERGREEN_MAX_BACKENDS_MASK <<
+ rdev->config.evergreen.max_backends) &
+ EVERGREEN_MAX_BACKENDS_MASK));
+ break;
+ }
+ } else if (rdev->ddev->pdev->device == 0x68b9) {
+ u32 efuse_straps_3;
+ u8 efuse_box_bit_127_124;
+
+ WREG32(RCU_IND_INDEX, 0x203);
+ efuse_straps_3 = RREG32(RCU_IND_DATA);
+ efuse_box_bit_127_124 = (u8)(efuse_straps_3 & 0xF0000000) >> 28;
+
+ switch(efuse_box_bit_127_124) {
+ case 0x0:
+ gb_backend_map = 0x00003210;
+ break;
+ case 0x5:
+ case 0x6:
+ case 0x9:
+ case 0xa:
+ gb_backend_map = 0x00003311;
+ break;
+ default:
+ DRM_ERROR("bad backend map, using default\n");
+ gb_backend_map =
+ evergreen_get_tile_pipe_to_backend_map(rdev,
+ rdev->config.evergreen.max_tile_pipes,
+ rdev->config.evergreen.max_backends,
+ ((EVERGREEN_MAX_BACKENDS_MASK <<
+ rdev->config.evergreen.max_backends) &
+ EVERGREEN_MAX_BACKENDS_MASK));
+ break;
+ }
+ } else
+ gb_backend_map =
+ evergreen_get_tile_pipe_to_backend_map(rdev,
+ rdev->config.evergreen.max_tile_pipes,
+ rdev->config.evergreen.max_backends,
+ ((EVERGREEN_MAX_BACKENDS_MASK <<
+ rdev->config.evergreen.max_backends) &
+ EVERGREEN_MAX_BACKENDS_MASK));
+
+ WREG32(GB_BACKEND_MAP, gb_backend_map);
+ WREG32(GB_ADDR_CONFIG, gb_addr_config);
+ WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
+ WREG32(HDP_ADDR_CONFIG, gb_addr_config);
+
+ num_shader_engines = ((RREG32(GB_ADDR_CONFIG) & NUM_SHADER_ENGINES(3)) >> 12) + 1;
+ grbm_gfx_index = INSTANCE_BROADCAST_WRITES;
+
+ for (i = 0; i < rdev->config.evergreen.num_ses; i++) {
+ u32 rb = cc_rb_backend_disable | (0xf0 << 16);
+ u32 sp = cc_gc_shader_pipe_config;
+ u32 gfx = grbm_gfx_index | SE_INDEX(i);
+
+ if (i == num_shader_engines) {
+ rb |= BACKEND_DISABLE(EVERGREEN_MAX_BACKENDS_MASK);
+ sp |= INACTIVE_SIMDS(EVERGREEN_MAX_SIMDS_MASK);
+ }
+
+ WREG32(GRBM_GFX_INDEX, gfx);
+ WREG32(RLC_GFX_INDEX, gfx);
+
+ WREG32(CC_RB_BACKEND_DISABLE, rb);
+ WREG32(CC_SYS_RB_BACKEND_DISABLE, rb);
+ WREG32(GC_USER_RB_BACKEND_DISABLE, rb);
+ WREG32(CC_GC_SHADER_PIPE_CONFIG, sp);
+ }
+
+ grbm_gfx_index |= SE_BROADCAST_WRITES;
+ WREG32(GRBM_GFX_INDEX, grbm_gfx_index);
+ WREG32(RLC_GFX_INDEX, grbm_gfx_index);
+
+ WREG32(CGTS_SYS_TCC_DISABLE, 0);
+ WREG32(CGTS_TCC_DISABLE, 0);
+ WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
+ WREG32(CGTS_USER_TCC_DISABLE, 0);
+
+ /* set HW defaults for 3D engine */
+ WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
+ ROQ_IB2_START(0x2b)));
+
+ WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
+
+ WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO |
+ SYNC_GRADIENT |
+ SYNC_WALKER |
+ SYNC_ALIGNER));
+
+ sx_debug_1 = RREG32(SX_DEBUG_1);
+ sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
+ WREG32(SX_DEBUG_1, sx_debug_1);
+
+
+ smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
+ smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
+ smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);
+ WREG32(SMX_DC_CTL0, smx_dc_ctl0);
+
+ WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |
+ POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |
+ SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));
+
+ WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) |
+ SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) |
+ SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size)));
+
+ WREG32(VGT_NUM_INSTANCES, 1);
+ WREG32(SPI_CONFIG_CNTL, 0);
+ WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
+ WREG32(CP_PERFMON_CNTL, 0);
+
+ WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) |
+ FETCH_FIFO_HIWATER(0x4) |
+ DONE_FIFO_HIWATER(0xe0) |
+ ALU_UPDATE_FIFO_HIWATER(0x8)));
+
+ sq_config = RREG32(SQ_CONFIG);
+ sq_config &= ~(PS_PRIO(3) |
+ VS_PRIO(3) |
+ GS_PRIO(3) |
+ ES_PRIO(3));
+ sq_config |= (VC_ENABLE |
+ EXPORT_SRC_C |
+ PS_PRIO(0) |
+ VS_PRIO(1) |
+ GS_PRIO(2) |
+ ES_PRIO(3));
+
+ if (rdev->family == CHIP_CEDAR)
+ /* no vertex cache */
+ sq_config &= ~VC_ENABLE;
+
+ sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT);
+
+ sq_gpr_resource_mgmt_1 = NUM_PS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2))* 12 / 32);
+ sq_gpr_resource_mgmt_1 |= NUM_VS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 6 / 32);
+ sq_gpr_resource_mgmt_1 |= NUM_CLAUSE_TEMP_GPRS(4);
+ sq_gpr_resource_mgmt_2 = NUM_GS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
+ sq_gpr_resource_mgmt_2 |= NUM_ES_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
+ sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
+ sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
+
+ if (rdev->family == CHIP_CEDAR)
+ ps_thread_count = 96;
+ else
+ ps_thread_count = 128;
+
+ sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count);
+ sq_thread_resource_mgmt |= NUM_VS_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+ sq_thread_resource_mgmt |= NUM_GS_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+ sq_thread_resource_mgmt |= NUM_ES_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+ sq_thread_resource_mgmt_2 = NUM_HS_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+ sq_thread_resource_mgmt_2 |= NUM_LS_THREADS(((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8;
+
+ sq_stack_resource_mgmt_1 = NUM_PS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+ sq_stack_resource_mgmt_1 |= NUM_VS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+ sq_stack_resource_mgmt_2 = NUM_GS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+ sq_stack_resource_mgmt_2 |= NUM_ES_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+ sq_stack_resource_mgmt_3 = NUM_HS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+ sq_stack_resource_mgmt_3 |= NUM_LS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
+
+ WREG32(SQ_CONFIG, sq_config);
+ WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
+ WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
+ WREG32(SQ_GPR_RESOURCE_MGMT_3, sq_gpr_resource_mgmt_3);
+ WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
+ WREG32(SQ_THREAD_RESOURCE_MGMT_2, sq_thread_resource_mgmt_2);
+ WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
+ WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
+ WREG32(SQ_STACK_RESOURCE_MGMT_3, sq_stack_resource_mgmt_3);
+ WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
+ WREG32(SQ_LDS_RESOURCE_MGMT, sq_lds_resource_mgmt);
+
+ WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
+ FORCE_EOV_MAX_REZ_CNT(255)));
+
+ if (rdev->family == CHIP_CEDAR)
+ vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY);
+ else
+ vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC);
+ vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO);
+ WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation);
+
+ WREG32(VGT_GS_VERTEX_REUSE, 16);
+ WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
+
+ WREG32(CB_PERF_CTR0_SEL_0, 0);
+ WREG32(CB_PERF_CTR0_SEL_1, 0);
+ WREG32(CB_PERF_CTR1_SEL_0, 0);
+ WREG32(CB_PERF_CTR1_SEL_1, 0);
+ WREG32(CB_PERF_CTR2_SEL_0, 0);
+ WREG32(CB_PERF_CTR2_SEL_1, 0);
+ WREG32(CB_PERF_CTR3_SEL_0, 0);
+ WREG32(CB_PERF_CTR3_SEL_1, 0);
+
+ hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
+ WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
+
+ WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
+
+ udelay(50);
+
}
int evergreen_mc_init(struct radeon_device *rdev)
@@ -476,26 +1307,627 @@ int evergreen_mc_init(struct radeon_device *rdev)
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;
- /* FIXME remove this once we support unmappable VRAM */
- if (rdev->mc.mc_vram_size > rdev->mc.aper_size) {
- rdev->mc.mc_vram_size = rdev->mc.aper_size;
- rdev->mc.real_vram_size = rdev->mc.aper_size;
- }
r600_vram_gtt_location(rdev, &rdev->mc);
radeon_update_bandwidth_info(rdev);
return 0;
}
-int evergreen_gpu_reset(struct radeon_device *rdev)
+bool evergreen_gpu_is_lockup(struct radeon_device *rdev)
{
/* FIXME: implement for evergreen */
+ return false;
+}
+
+static int evergreen_gpu_soft_reset(struct radeon_device *rdev)
+{
+ struct evergreen_mc_save save;
+ u32 srbm_reset = 0;
+ u32 grbm_reset = 0;
+
+ dev_info(rdev->dev, "GPU softreset \n");
+ dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n",
+ RREG32(GRBM_STATUS));
+ dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n",
+ RREG32(GRBM_STATUS_SE0));
+ dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n",
+ RREG32(GRBM_STATUS_SE1));
+ dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n",
+ RREG32(SRBM_STATUS));
+ evergreen_mc_stop(rdev, &save);
+ if (evergreen_mc_wait_for_idle(rdev)) {
+ dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
+ }
+ /* Disable CP parsing/prefetching */
+ WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
+
+ /* reset all the gfx blocks */
+ grbm_reset = (SOFT_RESET_CP |
+ SOFT_RESET_CB |
+ SOFT_RESET_DB |
+ SOFT_RESET_PA |
+ SOFT_RESET_SC |
+ SOFT_RESET_SPI |
+ SOFT_RESET_SH |
+ SOFT_RESET_SX |
+ SOFT_RESET_TC |
+ SOFT_RESET_TA |
+ SOFT_RESET_VC |
+ SOFT_RESET_VGT);
+
+ dev_info(rdev->dev, " GRBM_SOFT_RESET=0x%08X\n", grbm_reset);
+ WREG32(GRBM_SOFT_RESET, grbm_reset);
+ (void)RREG32(GRBM_SOFT_RESET);
+ udelay(50);
+ WREG32(GRBM_SOFT_RESET, 0);
+ (void)RREG32(GRBM_SOFT_RESET);
+
+ /* reset all the system blocks */
+ srbm_reset = SRBM_SOFT_RESET_ALL_MASK;
+
+ dev_info(rdev->dev, " SRBM_SOFT_RESET=0x%08X\n", srbm_reset);
+ WREG32(SRBM_SOFT_RESET, srbm_reset);
+ (void)RREG32(SRBM_SOFT_RESET);
+ udelay(50);
+ WREG32(SRBM_SOFT_RESET, 0);
+ (void)RREG32(SRBM_SOFT_RESET);
+ /* Wait a little for things to settle down */
+ udelay(50);
+ dev_info(rdev->dev, " GRBM_STATUS=0x%08X\n",
+ RREG32(GRBM_STATUS));
+ dev_info(rdev->dev, " GRBM_STATUS_SE0=0x%08X\n",
+ RREG32(GRBM_STATUS_SE0));
+ dev_info(rdev->dev, " GRBM_STATUS_SE1=0x%08X\n",
+ RREG32(GRBM_STATUS_SE1));
+ dev_info(rdev->dev, " SRBM_STATUS=0x%08X\n",
+ RREG32(SRBM_STATUS));
+ /* After reset we need to reinit the asic as GPU often endup in an
+ * incoherent state.
+ */
+ atom_asic_init(rdev->mode_info.atom_context);
+ evergreen_mc_resume(rdev, &save);
+ return 0;
+}
+
+int evergreen_asic_reset(struct radeon_device *rdev)
+{
+ return evergreen_gpu_soft_reset(rdev);
+}
+
+/* Interrupts */
+
+u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc)
+{
+ switch (crtc) {
+ case 0:
+ return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC0_REGISTER_OFFSET);
+ case 1:
+ return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC1_REGISTER_OFFSET);
+ case 2:
+ return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC2_REGISTER_OFFSET);
+ case 3:
+ return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC3_REGISTER_OFFSET);
+ case 4:
+ return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC4_REGISTER_OFFSET);
+ case 5:
+ return RREG32(CRTC_STATUS_FRAME_COUNT + EVERGREEN_CRTC5_REGISTER_OFFSET);
+ default:
+ return 0;
+ }
+}
+
+void evergreen_disable_interrupt_state(struct radeon_device *rdev)
+{
+ u32 tmp;
+
+ WREG32(CP_INT_CNTL, 0);
+ WREG32(GRBM_INT_CNTL, 0);
+ WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
+ WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
+ WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
+ WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
+ WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
+ WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
+
+ WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
+ WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
+ WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
+ WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
+ WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
+ WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
+
+ WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
+ WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
+
+ tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD1_INT_CONTROL, tmp);
+ tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD2_INT_CONTROL, tmp);
+ tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD3_INT_CONTROL, tmp);
+ tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD4_INT_CONTROL, tmp);
+ tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD5_INT_CONTROL, tmp);
+ tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD6_INT_CONTROL, tmp);
+
+}
+
+int evergreen_irq_set(struct radeon_device *rdev)
+{
+ u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
+ u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
+ u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6;
+ u32 grbm_int_cntl = 0;
+
+ if (!rdev->irq.installed) {
+ WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n");
+ return -EINVAL;
+ }
+ /* don't enable anything if the ih is disabled */
+ if (!rdev->ih.enabled) {
+ r600_disable_interrupts(rdev);
+ /* force the active interrupt state to all disabled */
+ evergreen_disable_interrupt_state(rdev);
+ return 0;
+ }
+
+ hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
+
+ if (rdev->irq.sw_int) {
+ DRM_DEBUG("evergreen_irq_set: sw int\n");
+ cp_int_cntl |= RB_INT_ENABLE;
+ }
+ if (rdev->irq.crtc_vblank_int[0]) {
+ DRM_DEBUG("evergreen_irq_set: vblank 0\n");
+ crtc1 |= VBLANK_INT_MASK;
+ }
+ if (rdev->irq.crtc_vblank_int[1]) {
+ DRM_DEBUG("evergreen_irq_set: vblank 1\n");
+ crtc2 |= VBLANK_INT_MASK;
+ }
+ if (rdev->irq.crtc_vblank_int[2]) {
+ DRM_DEBUG("evergreen_irq_set: vblank 2\n");
+ crtc3 |= VBLANK_INT_MASK;
+ }
+ if (rdev->irq.crtc_vblank_int[3]) {
+ DRM_DEBUG("evergreen_irq_set: vblank 3\n");
+ crtc4 |= VBLANK_INT_MASK;
+ }
+ if (rdev->irq.crtc_vblank_int[4]) {
+ DRM_DEBUG("evergreen_irq_set: vblank 4\n");
+ crtc5 |= VBLANK_INT_MASK;
+ }
+ if (rdev->irq.crtc_vblank_int[5]) {
+ DRM_DEBUG("evergreen_irq_set: vblank 5\n");
+ crtc6 |= VBLANK_INT_MASK;
+ }
+ if (rdev->irq.hpd[0]) {
+ DRM_DEBUG("evergreen_irq_set: hpd 1\n");
+ hpd1 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[1]) {
+ DRM_DEBUG("evergreen_irq_set: hpd 2\n");
+ hpd2 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[2]) {
+ DRM_DEBUG("evergreen_irq_set: hpd 3\n");
+ hpd3 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[3]) {
+ DRM_DEBUG("evergreen_irq_set: hpd 4\n");
+ hpd4 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[4]) {
+ DRM_DEBUG("evergreen_irq_set: hpd 5\n");
+ hpd5 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[5]) {
+ DRM_DEBUG("evergreen_irq_set: hpd 6\n");
+ hpd6 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.gui_idle) {
+ DRM_DEBUG("gui idle\n");
+ grbm_int_cntl |= GUI_IDLE_INT_ENABLE;
+ }
+
+ WREG32(CP_INT_CNTL, cp_int_cntl);
+ WREG32(GRBM_INT_CNTL, grbm_int_cntl);
+
+ WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1);
+ WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2);
+ WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3);
+ WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4);
+ WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
+ WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
+
+ WREG32(DC_HPD1_INT_CONTROL, hpd1);
+ WREG32(DC_HPD2_INT_CONTROL, hpd2);
+ WREG32(DC_HPD3_INT_CONTROL, hpd3);
+ WREG32(DC_HPD4_INT_CONTROL, hpd4);
+ WREG32(DC_HPD5_INT_CONTROL, hpd5);
+ WREG32(DC_HPD6_INT_CONTROL, hpd6);
+
return 0;
}
+static inline void evergreen_irq_ack(struct radeon_device *rdev,
+ u32 *disp_int,
+ u32 *disp_int_cont,
+ u32 *disp_int_cont2,
+ u32 *disp_int_cont3,
+ u32 *disp_int_cont4,
+ u32 *disp_int_cont5)
+{
+ u32 tmp;
+
+ *disp_int = RREG32(DISP_INTERRUPT_STATUS);
+ *disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
+ *disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
+ *disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
+ *disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
+ *disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
+
+ if (*disp_int & LB_D1_VBLANK_INTERRUPT)
+ WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
+ if (*disp_int & LB_D1_VLINE_INTERRUPT)
+ WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
+
+ if (*disp_int_cont & LB_D2_VBLANK_INTERRUPT)
+ WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
+ if (*disp_int_cont & LB_D2_VLINE_INTERRUPT)
+ WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
+
+ if (*disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
+ WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
+ if (*disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
+ WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
+
+ if (*disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
+ WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
+ if (*disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
+ WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
+
+ if (*disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
+ WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
+ if (*disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
+ WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
+
+ if (*disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
+ WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
+ if (*disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
+ WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
+
+ if (*disp_int & DC_HPD1_INTERRUPT) {
+ tmp = RREG32(DC_HPD1_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD1_INT_CONTROL, tmp);
+ }
+ if (*disp_int_cont & DC_HPD2_INTERRUPT) {
+ tmp = RREG32(DC_HPD2_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD2_INT_CONTROL, tmp);
+ }
+ if (*disp_int_cont2 & DC_HPD3_INTERRUPT) {
+ tmp = RREG32(DC_HPD3_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD3_INT_CONTROL, tmp);
+ }
+ if (*disp_int_cont3 & DC_HPD4_INTERRUPT) {
+ tmp = RREG32(DC_HPD4_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD4_INT_CONTROL, tmp);
+ }
+ if (*disp_int_cont4 & DC_HPD5_INTERRUPT) {
+ tmp = RREG32(DC_HPD5_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD5_INT_CONTROL, tmp);
+ }
+ if (*disp_int_cont5 & DC_HPD6_INTERRUPT) {
+ tmp = RREG32(DC_HPD5_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD6_INT_CONTROL, tmp);
+ }
+}
+
+void evergreen_irq_disable(struct radeon_device *rdev)
+{
+ u32 disp_int, disp_int_cont, disp_int_cont2;
+ u32 disp_int_cont3, disp_int_cont4, disp_int_cont5;
+
+ r600_disable_interrupts(rdev);
+ /* Wait and acknowledge irq */
+ mdelay(1);
+ evergreen_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2,
+ &disp_int_cont3, &disp_int_cont4, &disp_int_cont5);
+ evergreen_disable_interrupt_state(rdev);
+}
+
+static void evergreen_irq_suspend(struct radeon_device *rdev)
+{
+ evergreen_irq_disable(rdev);
+ r600_rlc_stop(rdev);
+}
+
+static inline u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
+{
+ u32 wptr, tmp;
+
+ /* XXX use writeback */
+ wptr = RREG32(IH_RB_WPTR);
+
+ if (wptr & RB_OVERFLOW) {
+ /* When a ring buffer overflow happen start parsing interrupt
+ * from the last not overwritten vector (wptr + 16). Hopefully
+ * this should allow us to catchup.
+ */
+ dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
+ wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
+ rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
+ tmp = RREG32(IH_RB_CNTL);
+ tmp |= IH_WPTR_OVERFLOW_CLEAR;
+ WREG32(IH_RB_CNTL, tmp);
+ }
+ return (wptr & rdev->ih.ptr_mask);
+}
+
+int evergreen_irq_process(struct radeon_device *rdev)
+{
+ u32 wptr = evergreen_get_ih_wptr(rdev);
+ u32 rptr = rdev->ih.rptr;
+ u32 src_id, src_data;
+ u32 ring_index;
+ u32 disp_int, disp_int_cont, disp_int_cont2;
+ u32 disp_int_cont3, disp_int_cont4, disp_int_cont5;
+ unsigned long flags;
+ bool queue_hotplug = false;
+
+ DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
+ if (!rdev->ih.enabled)
+ return IRQ_NONE;
+
+ spin_lock_irqsave(&rdev->ih.lock, flags);
+
+ if (rptr == wptr) {
+ spin_unlock_irqrestore(&rdev->ih.lock, flags);
+ return IRQ_NONE;
+ }
+ if (rdev->shutdown) {
+ spin_unlock_irqrestore(&rdev->ih.lock, flags);
+ return IRQ_NONE;
+ }
+
+restart_ih:
+ /* display interrupts */
+ evergreen_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2,
+ &disp_int_cont3, &disp_int_cont4, &disp_int_cont5);
+
+ rdev->ih.wptr = wptr;
+ while (rptr != wptr) {
+ /* wptr/rptr are in bytes! */
+ ring_index = rptr / 4;
+ src_id = rdev->ih.ring[ring_index] & 0xff;
+ src_data = rdev->ih.ring[ring_index + 1] & 0xfffffff;
+
+ switch (src_id) {
+ case 1: /* D1 vblank/vline */
+ switch (src_data) {
+ case 0: /* D1 vblank */
+ if (disp_int & LB_D1_VBLANK_INTERRUPT) {
+ drm_handle_vblank(rdev->ddev, 0);
+ wake_up(&rdev->irq.vblank_queue);
+ disp_int &= ~LB_D1_VBLANK_INTERRUPT;
+ DRM_DEBUG("IH: D1 vblank\n");
+ }
+ break;
+ case 1: /* D1 vline */
+ if (disp_int & LB_D1_VLINE_INTERRUPT) {
+ disp_int &= ~LB_D1_VLINE_INTERRUPT;
+ DRM_DEBUG("IH: D1 vline\n");
+ }
+ break;
+ default:
+ DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 2: /* D2 vblank/vline */
+ switch (src_data) {
+ case 0: /* D2 vblank */
+ if (disp_int_cont & LB_D2_VBLANK_INTERRUPT) {
+ drm_handle_vblank(rdev->ddev, 1);
+ wake_up(&rdev->irq.vblank_queue);
+ disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
+ DRM_DEBUG("IH: D2 vblank\n");
+ }
+ break;
+ case 1: /* D2 vline */
+ if (disp_int_cont & LB_D2_VLINE_INTERRUPT) {
+ disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
+ DRM_DEBUG("IH: D2 vline\n");
+ }
+ break;
+ default:
+ DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 3: /* D3 vblank/vline */
+ switch (src_data) {
+ case 0: /* D3 vblank */
+ if (disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) {
+ drm_handle_vblank(rdev->ddev, 2);
+ wake_up(&rdev->irq.vblank_queue);
+ disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
+ DRM_DEBUG("IH: D3 vblank\n");
+ }
+ break;
+ case 1: /* D3 vline */
+ if (disp_int_cont2 & LB_D3_VLINE_INTERRUPT) {
+ disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
+ DRM_DEBUG("IH: D3 vline\n");
+ }
+ break;
+ default:
+ DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 4: /* D4 vblank/vline */
+ switch (src_data) {
+ case 0: /* D4 vblank */
+ if (disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) {
+ drm_handle_vblank(rdev->ddev, 3);
+ wake_up(&rdev->irq.vblank_queue);
+ disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
+ DRM_DEBUG("IH: D4 vblank\n");
+ }
+ break;
+ case 1: /* D4 vline */
+ if (disp_int_cont3 & LB_D4_VLINE_INTERRUPT) {
+ disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
+ DRM_DEBUG("IH: D4 vline\n");
+ }
+ break;
+ default:
+ DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 5: /* D5 vblank/vline */
+ switch (src_data) {
+ case 0: /* D5 vblank */
+ if (disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) {
+ drm_handle_vblank(rdev->ddev, 4);
+ wake_up(&rdev->irq.vblank_queue);
+ disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
+ DRM_DEBUG("IH: D5 vblank\n");
+ }
+ break;
+ case 1: /* D5 vline */
+ if (disp_int_cont4 & LB_D5_VLINE_INTERRUPT) {
+ disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
+ DRM_DEBUG("IH: D5 vline\n");
+ }
+ break;
+ default:
+ DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 6: /* D6 vblank/vline */
+ switch (src_data) {
+ case 0: /* D6 vblank */
+ if (disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) {
+ drm_handle_vblank(rdev->ddev, 5);
+ wake_up(&rdev->irq.vblank_queue);
+ disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
+ DRM_DEBUG("IH: D6 vblank\n");
+ }
+ break;
+ case 1: /* D6 vline */
+ if (disp_int_cont5 & LB_D6_VLINE_INTERRUPT) {
+ disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
+ DRM_DEBUG("IH: D6 vline\n");
+ }
+ break;
+ default:
+ DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 42: /* HPD hotplug */
+ switch (src_data) {
+ case 0:
+ if (disp_int & DC_HPD1_INTERRUPT) {
+ disp_int &= ~DC_HPD1_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD1\n");
+ }
+ break;
+ case 1:
+ if (disp_int_cont & DC_HPD2_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD2_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD2\n");
+ }
+ break;
+ case 2:
+ if (disp_int_cont2 & DC_HPD3_INTERRUPT) {
+ disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD3\n");
+ }
+ break;
+ case 3:
+ if (disp_int_cont3 & DC_HPD4_INTERRUPT) {
+ disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD4\n");
+ }
+ break;
+ case 4:
+ if (disp_int_cont4 & DC_HPD5_INTERRUPT) {
+ disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD5\n");
+ }
+ break;
+ case 5:
+ if (disp_int_cont5 & DC_HPD6_INTERRUPT) {
+ disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD6\n");
+ }
+ break;
+ default:
+ DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 176: /* CP_INT in ring buffer */
+ case 177: /* CP_INT in IB1 */
+ case 178: /* CP_INT in IB2 */
+ DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
+ radeon_fence_process(rdev);
+ break;
+ case 181: /* CP EOP event */
+ DRM_DEBUG("IH: CP EOP\n");
+ break;
+ case 233: /* GUI IDLE */
+ DRM_DEBUG("IH: CP EOP\n");
+ rdev->pm.gui_idle = true;
+ wake_up(&rdev->irq.idle_queue);
+ break;
+ default:
+ DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+
+ /* wptr/rptr are in bytes! */
+ rptr += 16;
+ rptr &= rdev->ih.ptr_mask;
+ }
+ /* make sure wptr hasn't changed while processing */
+ wptr = evergreen_get_ih_wptr(rdev);
+ if (wptr != rdev->ih.wptr)
+ goto restart_ih;
+ if (queue_hotplug)
+ queue_work(rdev->wq, &rdev->hotplug_work);
+ rdev->ih.rptr = rptr;
+ WREG32(IH_RB_RPTR, rdev->ih.rptr);
+ spin_unlock_irqrestore(&rdev->ih.lock, flags);
+ return IRQ_HANDLED;
+}
+
static int evergreen_startup(struct radeon_device *rdev)
{
-#if 0
int r;
if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
@@ -505,17 +1937,15 @@ static int evergreen_startup(struct radeon_device *rdev)
return r;
}
}
-#endif
+
evergreen_mc_program(rdev);
-#if 0
if (rdev->flags & RADEON_IS_AGP) {
- evergreem_agp_enable(rdev);
+ evergreen_agp_enable(rdev);
} else {
r = evergreen_pcie_gart_enable(rdev);
if (r)
return r;
}
-#endif
evergreen_gpu_init(rdev);
#if 0
if (!rdev->r600_blit.shader_obj) {
@@ -536,6 +1966,7 @@ static int evergreen_startup(struct radeon_device *rdev)
DRM_ERROR("failed to pin blit object %d\n", r);
return r;
}
+#endif
/* Enable IRQ */
r = r600_irq_init(rdev);
@@ -544,7 +1975,7 @@ static int evergreen_startup(struct radeon_device *rdev)
radeon_irq_kms_fini(rdev);
return r;
}
- r600_irq_set(rdev);
+ evergreen_irq_set(rdev);
r = radeon_ring_init(rdev, rdev->cp.ring_size);
if (r)
@@ -552,12 +1983,12 @@ static int evergreen_startup(struct radeon_device *rdev)
r = evergreen_cp_load_microcode(rdev);
if (r)
return r;
- r = r600_cp_resume(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);
-#endif
+
return 0;
}
@@ -582,13 +2013,13 @@ int evergreen_resume(struct radeon_device *rdev)
DRM_ERROR("r600 startup failed on resume\n");
return r;
}
-#if 0
+
r = r600_ib_test(rdev);
if (r) {
DRM_ERROR("radeon: failled testing IB (%d).\n", r);
return r;
}
-#endif
+
return r;
}
@@ -597,12 +2028,14 @@ 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);
evergreen_pcie_gart_disable(rdev);
+#if 0
/* unpin shaders bo */
r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
if (likely(r == 0)) {
@@ -682,8 +2115,6 @@ int evergreen_init(struct radeon_device *rdev)
r = radeon_clocks_init(rdev);
if (r)
return r;
- /* Initialize power management */
- radeon_pm_init(rdev);
/* Fence driver */
r = radeon_fence_driver_init(rdev);
if (r)
@@ -702,7 +2133,7 @@ int evergreen_init(struct radeon_device *rdev)
r = radeon_bo_init(rdev);
if (r)
return r;
-#if 0
+
r = radeon_irq_kms_init(rdev);
if (r)
return r;
@@ -716,14 +2147,16 @@ int evergreen_init(struct radeon_device *rdev)
r = r600_pcie_gart_init(rdev);
if (r)
return r;
-#endif
+
rdev->accel_working = false;
r = evergreen_startup(rdev);
if (r) {
- evergreen_suspend(rdev);
- /*r600_wb_fini(rdev);*/
- /*radeon_ring_fini(rdev);*/
- /*evergreen_pcie_gart_fini(rdev);*/
+ dev_err(rdev->dev, "disabling GPU acceleration\n");
+ r700_cp_fini(rdev);
+ r600_wb_fini(rdev);
+ r600_irq_fini(rdev);
+ radeon_irq_kms_fini(rdev);
+ evergreen_pcie_gart_fini(rdev);
rdev->accel_working = false;
}
if (rdev->accel_working) {
@@ -743,16 +2176,12 @@ int evergreen_init(struct radeon_device *rdev)
void evergreen_fini(struct radeon_device *rdev)
{
- radeon_pm_fini(rdev);
- evergreen_suspend(rdev);
-#if 0
- r600_blit_fini(rdev);
+ /*r600_blit_fini(rdev);*/
+ r700_cp_fini(rdev);
+ r600_wb_fini(rdev);
r600_irq_fini(rdev);
radeon_irq_kms_fini(rdev);
- radeon_ring_fini(rdev);
- r600_wb_fini(rdev);
evergreen_pcie_gart_fini(rdev);
-#endif
radeon_gem_fini(rdev);
radeon_fence_driver_fini(rdev);
radeon_clocks_fini(rdev);