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path: root/drivers/gpu/drm/radeon/r600.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/r600.c')
-rw-r--r--drivers/gpu/drm/radeon/r600.c1551
1 files changed, 1295 insertions, 256 deletions
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 2e4e60edbff4..36656bd110bf 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -38,8 +38,10 @@
#define PFP_UCODE_SIZE 576
#define PM4_UCODE_SIZE 1792
+#define RLC_UCODE_SIZE 768
#define R700_PFP_UCODE_SIZE 848
#define R700_PM4_UCODE_SIZE 1360
+#define R700_RLC_UCODE_SIZE 1024
/* Firmware Names */
MODULE_FIRMWARE("radeon/R600_pfp.bin");
@@ -62,18 +64,290 @@ MODULE_FIRMWARE("radeon/RV730_pfp.bin");
MODULE_FIRMWARE("radeon/RV730_me.bin");
MODULE_FIRMWARE("radeon/RV710_pfp.bin");
MODULE_FIRMWARE("radeon/RV710_me.bin");
+MODULE_FIRMWARE("radeon/R600_rlc.bin");
+MODULE_FIRMWARE("radeon/R700_rlc.bin");
int r600_debugfs_mc_info_init(struct radeon_device *rdev);
-/* This files gather functions specifics to:
- * r600,rv610,rv630,rv620,rv635,rv670
- *
- * Some of these functions might be used by newer ASICs.
- */
+/* r600,rv610,rv630,rv620,rv635,rv670 */
int r600_mc_wait_for_idle(struct radeon_device *rdev);
void r600_gpu_init(struct radeon_device *rdev);
void r600_fini(struct radeon_device *rdev);
+/* hpd for digital panel detect/disconnect */
+bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
+{
+ bool connected = false;
+
+ if (ASIC_IS_DCE3(rdev)) {
+ 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;
+ /* DCE 3.2 */
+ 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;
+ }
+ } else {
+ switch (hpd) {
+ case RADEON_HPD_1:
+ if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_2:
+ if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
+ connected = true;
+ break;
+ case RADEON_HPD_3:
+ if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
+ connected = true;
+ break;
+ default:
+ break;
+ }
+ }
+ return connected;
+}
+
+void r600_hpd_set_polarity(struct radeon_device *rdev,
+ enum radeon_hpd_id hpd)
+{
+ u32 tmp;
+ bool connected = r600_hpd_sense(rdev, hpd);
+
+ if (ASIC_IS_DCE3(rdev)) {
+ 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;
+ /* DCE 3.2 */
+ 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;
+ }
+ } else {
+ switch (hpd) {
+ case RADEON_HPD_1:
+ tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ else
+ tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_2:
+ tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ else
+ tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
+ break;
+ case RADEON_HPD_3:
+ tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
+ if (connected)
+ tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ else
+ tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
+ break;
+ default:
+ break;
+ }
+ }
+}
+
+void r600_hpd_init(struct radeon_device *rdev)
+{
+ struct drm_device *dev = rdev->ddev;
+ struct drm_connector *connector;
+
+ if (ASIC_IS_DCE3(rdev)) {
+ u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
+ if (ASIC_IS_DCE32(rdev))
+ tmp |= 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;
+ /* DCE 3.2 */
+ 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;
+ }
+ }
+ } else {
+ 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_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
+ rdev->irq.hpd[0] = true;
+ break;
+ case RADEON_HPD_2:
+ WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
+ rdev->irq.hpd[1] = true;
+ break;
+ case RADEON_HPD_3:
+ WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
+ rdev->irq.hpd[2] = true;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+ r600_irq_set(rdev);
+}
+
+void r600_hpd_fini(struct radeon_device *rdev)
+{
+ struct drm_device *dev = rdev->ddev;
+ struct drm_connector *connector;
+
+ if (ASIC_IS_DCE3(rdev)) {
+ 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;
+ /* DCE 3.2 */
+ 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;
+ }
+ }
+ } else {
+ 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_HOT_PLUG_DETECT1_CONTROL, 0);
+ rdev->irq.hpd[0] = false;
+ break;
+ case RADEON_HPD_2:
+ WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
+ rdev->irq.hpd[1] = false;
+ break;
+ case RADEON_HPD_3:
+ WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
+ rdev->irq.hpd[2] = false;
+ break;
+ default:
+ break;
+ }
+ }
+ }
+}
/*
* R600 PCIE GART
@@ -168,7 +442,7 @@ int r600_pcie_gart_enable(struct radeon_device *rdev)
WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
- WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end - 1) >> 12);
+ WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
@@ -185,7 +459,7 @@ int r600_pcie_gart_enable(struct radeon_device *rdev)
void r600_pcie_gart_disable(struct radeon_device *rdev)
{
u32 tmp;
- int i;
+ int i, r;
/* Disable all tables */
for (i = 0; i < 7; i++)
@@ -213,8 +487,12 @@ void r600_pcie_gart_disable(struct radeon_device *rdev)
WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
if (rdev->gart.table.vram.robj) {
- radeon_object_kunmap(rdev->gart.table.vram.robj);
- radeon_object_unpin(rdev->gart.table.vram.robj);
+ r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
+ if (likely(r == 0)) {
+ radeon_bo_kunmap(rdev->gart.table.vram.robj);
+ radeon_bo_unpin(rdev->gart.table.vram.robj);
+ radeon_bo_unreserve(rdev->gart.table.vram.robj);
+ }
}
}
@@ -225,6 +503,40 @@ void r600_pcie_gart_fini(struct radeon_device *rdev)
radeon_gart_fini(rdev);
}
+void r600_agp_enable(struct radeon_device *rdev)
+{
+ u32 tmp;
+ int i;
+
+ /* Setup L2 cache */
+ WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
+ ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
+ EFFECTIVE_L2_QUEUE_SIZE(7));
+ WREG32(VM_L2_CNTL2, 0);
+ WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
+ /* Setup TLB control */
+ tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
+ SYSTEM_ACCESS_MODE_NOT_IN_SYS |
+ EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
+ ENABLE_WAIT_L2_QUERY;
+ WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
+ WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
+ WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
+ WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
+ for (i = 0; i < 7; i++)
+ WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
+}
+
int r600_mc_wait_for_idle(struct radeon_device *rdev)
{
unsigned i;
@@ -240,14 +552,9 @@ int r600_mc_wait_for_idle(struct radeon_device *rdev)
return -1;
}
-static void r600_mc_resume(struct radeon_device *rdev)
+static void r600_mc_program(struct radeon_device *rdev)
{
- u32 d1vga_control, d2vga_control;
- u32 vga_render_control, vga_hdp_control;
- u32 d1crtc_control, d2crtc_control;
- u32 new_d1grph_primary, new_d1grph_secondary;
- u32 new_d2grph_primary, new_d2grph_secondary;
- u64 old_vram_start;
+ struct rv515_mc_save save;
u32 tmp;
int i, j;
@@ -261,85 +568,51 @@ static void r600_mc_resume(struct radeon_device *rdev)
}
WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
- d1vga_control = RREG32(D1VGA_CONTROL);
- d2vga_control = RREG32(D2VGA_CONTROL);
- vga_render_control = RREG32(VGA_RENDER_CONTROL);
- vga_hdp_control = RREG32(VGA_HDP_CONTROL);
- d1crtc_control = RREG32(D1CRTC_CONTROL);
- d2crtc_control = RREG32(D2CRTC_CONTROL);
- old_vram_start = (u64)(RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24;
- new_d1grph_primary = RREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS);
- new_d1grph_secondary = RREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS);
- new_d1grph_primary += rdev->mc.vram_start - old_vram_start;
- new_d1grph_secondary += rdev->mc.vram_start - old_vram_start;
- new_d2grph_primary = RREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS);
- new_d2grph_secondary = RREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS);
- new_d2grph_primary += rdev->mc.vram_start - old_vram_start;
- new_d2grph_secondary += rdev->mc.vram_start - old_vram_start;
-
- /* Stop all video */
- WREG32(D1VGA_CONTROL, 0);
- WREG32(D2VGA_CONTROL, 0);
- WREG32(VGA_RENDER_CONTROL, 0);
- WREG32(D1CRTC_UPDATE_LOCK, 1);
- WREG32(D2CRTC_UPDATE_LOCK, 1);
- WREG32(D1CRTC_CONTROL, 0);
- WREG32(D2CRTC_CONTROL, 0);
- WREG32(D1CRTC_UPDATE_LOCK, 0);
- WREG32(D2CRTC_UPDATE_LOCK, 0);
-
- mdelay(1);
+ rv515_mc_stop(rdev, &save);
if (r600_mc_wait_for_idle(rdev)) {
- printk(KERN_WARNING "[drm] MC not idle !\n");
+ dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
}
-
- /* Lockout access through VGA aperture*/
+ /* Lockout access through VGA aperture (doesn't exist before R600) */
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 - 1) >> 12);
+ if (rdev->flags & RADEON_IS_AGP) {
+ if (rdev->mc.vram_start < rdev->mc.gtt_start) {
+ /* VRAM before AGP */
+ WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
+ rdev->mc.vram_start >> 12);
+ WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
+ rdev->mc.gtt_end >> 12);
+ } else {
+ /* VRAM after AGP */
+ WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
+ rdev->mc.gtt_start >> 12);
+ WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
+ rdev->mc.vram_end >> 12);
+ }
+ } else {
+ WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
+ WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
+ }
WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
- tmp = (((rdev->mc.vram_end - 1) >> 24) & 0xFFFF) << 16;
+ tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
WREG32(MC_VM_FB_LOCATION, tmp);
WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
WREG32(HDP_NONSURFACE_INFO, (2 << 7));
- WREG32(HDP_NONSURFACE_SIZE, (rdev->mc.mc_vram_size - 1) | 0x3FF);
+ WREG32(HDP_NONSURFACE_SIZE, rdev->mc.mc_vram_size | 0x3FF);
if (rdev->flags & RADEON_IS_AGP) {
- WREG32(MC_VM_AGP_TOP, (rdev->mc.gtt_end - 1) >> 16);
- WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
+ WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
+ WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
} else {
WREG32(MC_VM_AGP_BASE, 0);
WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
}
- WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS, new_d1grph_primary);
- WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS, new_d1grph_secondary);
- WREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS, new_d2grph_primary);
- WREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS, new_d2grph_secondary);
- WREG32(VGA_MEMORY_BASE_ADDRESS, rdev->mc.vram_start);
-
- /* Unlock host access */
- WREG32(VGA_HDP_CONTROL, vga_hdp_control);
-
- mdelay(1);
if (r600_mc_wait_for_idle(rdev)) {
- printk(KERN_WARNING "[drm] MC not idle !\n");
+ dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
}
-
- /* Restore video state */
- WREG32(D1CRTC_UPDATE_LOCK, 1);
- WREG32(D2CRTC_UPDATE_LOCK, 1);
- WREG32(D1CRTC_CONTROL, d1crtc_control);
- WREG32(D2CRTC_CONTROL, d2crtc_control);
- WREG32(D1CRTC_UPDATE_LOCK, 0);
- WREG32(D2CRTC_UPDATE_LOCK, 0);
- WREG32(D1VGA_CONTROL, d1vga_control);
- WREG32(D2VGA_CONTROL, d2vga_control);
- WREG32(VGA_RENDER_CONTROL, vga_render_control);
-
+ rv515_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);
@@ -349,11 +622,10 @@ int r600_mc_init(struct radeon_device *rdev)
{
fixed20_12 a;
u32 tmp;
- int chansize;
+ int chansize, numchan;
int r;
/* Get VRAM informations */
- rdev->mc.vram_width = 128;
rdev->mc.vram_is_ddr = true;
tmp = RREG32(RAMCFG);
if (tmp & CHANSIZE_OVERRIDE) {
@@ -363,17 +635,23 @@ int r600_mc_init(struct radeon_device *rdev)
} else {
chansize = 32;
}
- if (rdev->family == CHIP_R600) {
- rdev->mc.vram_width = 8 * chansize;
- } else if (rdev->family == CHIP_RV670) {
- rdev->mc.vram_width = 4 * chansize;
- } else if ((rdev->family == CHIP_RV610) ||
- (rdev->family == CHIP_RV620)) {
- rdev->mc.vram_width = chansize;
- } else if ((rdev->family == CHIP_RV630) ||
- (rdev->family == CHIP_RV635)) {
- rdev->mc.vram_width = 2 * chansize;
+ tmp = RREG32(CHMAP);
+ switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
+ case 0:
+ default:
+ numchan = 1;
+ break;
+ case 1:
+ numchan = 2;
+ break;
+ case 2:
+ numchan = 4;
+ break;
+ case 3:
+ numchan = 8;
+ break;
}
+ rdev->mc.vram_width = numchan * chansize;
/* Could aper size report 0 ? */
rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
@@ -399,11 +677,11 @@ int r600_mc_init(struct radeon_device *rdev)
* AGP so that GPU can catch out of VRAM/AGP access
*/
if (rdev->mc.gtt_location > rdev->mc.mc_vram_size) {
- /* Enought place before */
+ /* Enough place before */
rdev->mc.vram_location = rdev->mc.gtt_location -
rdev->mc.mc_vram_size;
} else if (tmp > rdev->mc.mc_vram_size) {
- /* Enought place after */
+ /* Enough place after */
rdev->mc.vram_location = rdev->mc.gtt_location +
rdev->mc.gtt_size;
} else {
@@ -414,40 +692,34 @@ int r600_mc_init(struct radeon_device *rdev)
rdev->mc.gtt_location = rdev->mc.mc_vram_size;
}
} else {
- if (rdev->family == CHIP_RS780 || rdev->family == CHIP_RS880) {
- rdev->mc.vram_location = (RREG32(MC_VM_FB_LOCATION) &
- 0xFFFF) << 24;
- rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
- tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size;
- if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) {
- /* Enough place after vram */
- rdev->mc.gtt_location = tmp;
- } else if (rdev->mc.vram_location >= rdev->mc.gtt_size) {
- /* Enough place before vram */
+ rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
+ rdev->mc.vram_location = (RREG32(MC_VM_FB_LOCATION) &
+ 0xFFFF) << 24;
+ tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size;
+ if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) {
+ /* Enough place after vram */
+ rdev->mc.gtt_location = tmp;
+ } else if (rdev->mc.vram_location >= rdev->mc.gtt_size) {
+ /* Enough place before vram */
+ rdev->mc.gtt_location = 0;
+ } else {
+ /* Not enough place after or before shrink
+ * gart size
+ */
+ if (rdev->mc.vram_location > (0xFFFFFFFFUL - tmp)) {
rdev->mc.gtt_location = 0;
+ rdev->mc.gtt_size = rdev->mc.vram_location;
} else {
- /* Not enough place after or before shrink
- * gart size
- */
- if (rdev->mc.vram_location > (0xFFFFFFFFUL - tmp)) {
- rdev->mc.gtt_location = 0;
- rdev->mc.gtt_size = rdev->mc.vram_location;
- } else {
- rdev->mc.gtt_location = tmp;
- rdev->mc.gtt_size = 0xFFFFFFFFUL - tmp;
- }
+ rdev->mc.gtt_location = tmp;
+ rdev->mc.gtt_size = 0xFFFFFFFFUL - tmp;
}
- rdev->mc.gtt_location = rdev->mc.mc_vram_size;
- } else {
- rdev->mc.vram_location = 0x00000000UL;
- rdev->mc.gtt_location = rdev->mc.mc_vram_size;
- rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
}
+ rdev->mc.gtt_location = rdev->mc.mc_vram_size;
}
rdev->mc.vram_start = rdev->mc.vram_location;
- rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size;
+ rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
rdev->mc.gtt_start = rdev->mc.gtt_location;
- rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size;
+ rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
/* FIXME: we should enforce default clock in case GPU is not in
* default setup
*/
@@ -463,6 +735,7 @@ int r600_mc_init(struct radeon_device *rdev)
*/
int r600_gpu_soft_reset(struct radeon_device *rdev)
{
+ struct rv515_mc_save save;
u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
@@ -480,13 +753,25 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
u32 srbm_reset = 0;
+ u32 tmp;
+ dev_info(rdev->dev, "GPU softreset \n");
+ dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
+ RREG32(R_008010_GRBM_STATUS));
+ dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
+ RREG32(R_008014_GRBM_STATUS2));
+ dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
+ RREG32(R_000E50_SRBM_STATUS));
+ rv515_mc_stop(rdev, &save);
+ if (r600_mc_wait_for_idle(rdev)) {
+ dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
+ }
/* Disable CP parsing/prefetching */
WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(0xff));
/* Check if any of the rendering block is busy and reset it */
if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
(RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
- WREG32(R_008020_GRBM_SOFT_RESET, S_008020_SOFT_RESET_CR(1) |
+ tmp = S_008020_SOFT_RESET_CR(1) |
S_008020_SOFT_RESET_DB(1) |
S_008020_SOFT_RESET_CB(1) |
S_008020_SOFT_RESET_PA(1) |
@@ -498,14 +783,18 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
S_008020_SOFT_RESET_TC(1) |
S_008020_SOFT_RESET_TA(1) |
S_008020_SOFT_RESET_VC(1) |
- S_008020_SOFT_RESET_VGT(1));
+ S_008020_SOFT_RESET_VGT(1);
+ dev_info(rdev->dev, " R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
+ WREG32(R_008020_GRBM_SOFT_RESET, tmp);
(void)RREG32(R_008020_GRBM_SOFT_RESET);
udelay(50);
WREG32(R_008020_GRBM_SOFT_RESET, 0);
(void)RREG32(R_008020_GRBM_SOFT_RESET);
}
/* Reset CP (we always reset CP) */
- WREG32(R_008020_GRBM_SOFT_RESET, S_008020_SOFT_RESET_CP(1));
+ tmp = S_008020_SOFT_RESET_CP(1);
+ dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
+ WREG32(R_008020_GRBM_SOFT_RESET, tmp);
(void)RREG32(R_008020_GRBM_SOFT_RESET);
udelay(50);
WREG32(R_008020_GRBM_SOFT_RESET, 0);
@@ -533,6 +822,14 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
srbm_reset |= S_000E60_SOFT_RESET_RLC(1);
if (G_000E50_SEM_BUSY(RREG32(R_000E50_SRBM_STATUS)))
srbm_reset |= S_000E60_SOFT_RESET_SEM(1);
+ if (G_000E50_BIF_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+ srbm_reset |= S_000E60_SOFT_RESET_BIF(1);
+ dev_info(rdev->dev, " R_000E60_SRBM_SOFT_RESET=0x%08X\n", srbm_reset);
+ WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset);
+ (void)RREG32(R_000E60_SRBM_SOFT_RESET);
+ udelay(50);
+ WREG32(R_000E60_SRBM_SOFT_RESET, 0);
+ (void)RREG32(R_000E60_SRBM_SOFT_RESET);
WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset);
(void)RREG32(R_000E60_SRBM_SOFT_RESET);
udelay(50);
@@ -540,6 +837,17 @@ int r600_gpu_soft_reset(struct radeon_device *rdev)
(void)RREG32(R_000E60_SRBM_SOFT_RESET);
/* Wait a little for things to settle down */
udelay(50);
+ dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
+ RREG32(R_008010_GRBM_STATUS));
+ dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
+ RREG32(R_008014_GRBM_STATUS2));
+ dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
+ RREG32(R_000E50_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);
+ rv515_mc_resume(rdev, &save);
return 0;
}
@@ -833,7 +1141,8 @@ void r600_gpu_init(struct radeon_device *rdev)
((rdev->family) == CHIP_RV630) ||
((rdev->family) == CHIP_RV610) ||
((rdev->family) == CHIP_RV620) ||
- ((rdev->family) == CHIP_RS780)) {
+ ((rdev->family) == CHIP_RS780) ||
+ ((rdev->family) == CHIP_RS880)) {
WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
} else {
WREG32(DB_DEBUG, 0);
@@ -850,7 +1159,8 @@ void r600_gpu_init(struct radeon_device *rdev)
tmp = RREG32(SQ_MS_FIFO_SIZES);
if (((rdev->family) == CHIP_RV610) ||
((rdev->family) == CHIP_RV620) ||
- ((rdev->family) == CHIP_RS780)) {
+ ((rdev->family) == CHIP_RS780) ||
+ ((rdev->family) == CHIP_RS880)) {
tmp = (CACHE_FIFO_SIZE(0xa) |
FETCH_FIFO_HIWATER(0xa) |
DONE_FIFO_HIWATER(0xe0) |
@@ -893,7 +1203,8 @@ void r600_gpu_init(struct radeon_device *rdev)
NUM_ES_STACK_ENTRIES(0));
} else if (((rdev->family) == CHIP_RV610) ||
((rdev->family) == CHIP_RV620) ||
- ((rdev->family) == CHIP_RS780)) {
+ ((rdev->family) == CHIP_RS780) ||
+ ((rdev->family) == CHIP_RS880)) {
/* no vertex cache */
sq_config &= ~VC_ENABLE;
@@ -950,7 +1261,8 @@ void r600_gpu_init(struct radeon_device *rdev)
if (((rdev->family) == CHIP_RV610) ||
((rdev->family) == CHIP_RV620) ||
- ((rdev->family) == CHIP_RS780)) {
+ ((rdev->family) == CHIP_RS780) ||
+ ((rdev->family) == CHIP_RS880)) {
WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
} else {
WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
@@ -976,8 +1288,9 @@ void r600_gpu_init(struct radeon_device *rdev)
tmp = rdev->config.r600.max_pipes * 16;
switch (rdev->family) {
case CHIP_RV610:
- case CHIP_RS780:
case CHIP_RV620:
+ case CHIP_RS780:
+ case CHIP_RS880:
tmp += 32;
break;
case CHIP_RV670:
@@ -1018,8 +1331,9 @@ void r600_gpu_init(struct radeon_device *rdev)
switch (rdev->family) {
case CHIP_RV610:
- case CHIP_RS780:
case CHIP_RV620:
+ case CHIP_RS780:
+ case CHIP_RS880:
tmp = TC_L2_SIZE(8);
break;
case CHIP_RV630:
@@ -1070,6 +1384,10 @@ void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
(void)RREG32(PCIE_PORT_DATA);
}
+void r600_hdp_flush(struct radeon_device *rdev)
+{
+ WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
+}
/*
* CP & Ring
@@ -1079,11 +1397,12 @@ void r600_cp_stop(struct radeon_device *rdev)
WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
}
-int r600_cp_init_microcode(struct radeon_device *rdev)
+int r600_init_microcode(struct radeon_device *rdev)
{
struct platform_device *pdev;
const char *chip_name;
- size_t pfp_req_size, me_req_size;
+ const char *rlc_chip_name;
+ size_t pfp_req_size, me_req_size, rlc_req_size;
char fw_name[30];
int err;
@@ -1097,30 +1416,62 @@ int r600_cp_init_microcode(struct radeon_device *rdev)
}
switch (rdev->family) {
- case CHIP_R600: chip_name = "R600"; break;
- case CHIP_RV610: chip_name = "RV610"; break;
- case CHIP_RV630: chip_name = "RV630"; break;
- case CHIP_RV620: chip_name = "RV620"; break;
- case CHIP_RV635: chip_name = "RV635"; break;
- case CHIP_RV670: chip_name = "RV670"; break;
+ case CHIP_R600:
+ chip_name = "R600";
+ rlc_chip_name = "R600";
+ break;
+ case CHIP_RV610:
+ chip_name = "RV610";
+ rlc_chip_name = "R600";
+ break;
+ case CHIP_RV630:
+ chip_name = "RV630";
+ rlc_chip_name = "R600";
+ break;
+ case CHIP_RV620:
+ chip_name = "RV620";
+ rlc_chip_name = "R600";
+ break;
+ case CHIP_RV635:
+ chip_name = "RV635";
+ rlc_chip_name = "R600";
+ break;
+ case CHIP_RV670:
+ chip_name = "RV670";
+ rlc_chip_name = "R600";
+ break;
case CHIP_RS780:
- case CHIP_RS880: chip_name = "RS780"; break;
- case CHIP_RV770: chip_name = "RV770"; break;
+ case CHIP_RS880:
+ chip_name = "RS780";
+ rlc_chip_name = "R600";
+ break;
+ case CHIP_RV770:
+ chip_name = "RV770";
+ rlc_chip_name = "R700";
+ break;
case CHIP_RV730:
- case CHIP_RV740: chip_name = "RV730"; break;
- case CHIP_RV710: chip_name = "RV710"; break;
+ case CHIP_RV740:
+ chip_name = "RV730";
+ rlc_chip_name = "R700";
+ break;
+ case CHIP_RV710:
+ chip_name = "RV710";
+ rlc_chip_name = "R700";
+ break;
default: BUG();
}
if (rdev->family >= CHIP_RV770) {
pfp_req_size = R700_PFP_UCODE_SIZE * 4;
me_req_size = R700_PM4_UCODE_SIZE * 4;
+ rlc_req_size = R700_RLC_UCODE_SIZE * 4;
} else {
pfp_req_size = PFP_UCODE_SIZE * 4;
me_req_size = PM4_UCODE_SIZE * 12;
+ rlc_req_size = RLC_UCODE_SIZE * 4;
}
- DRM_INFO("Loading %s CP Microcode\n", chip_name);
+ 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);
@@ -1144,6 +1495,18 @@ int r600_cp_init_microcode(struct radeon_device *rdev)
rdev->me_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
+ "r600_rlc: Bogus length %zu in firmware \"%s\"\n",
+ rdev->rlc_fw->size, fw_name);
+ err = -EINVAL;
+ }
+
out:
platform_device_unregister(pdev);
@@ -1156,6 +1519,8 @@ out:
rdev->pfp_fw = NULL;
release_firmware(rdev->me_fw);
rdev->me_fw = NULL;
+ release_firmware(rdev->rlc_fw);
+ rdev->rlc_fw = NULL;
}
return err;
}
@@ -1241,19 +1606,17 @@ int r600_cp_resume(struct radeon_device *rdev)
/* 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
- WREG32(CP_RB_CNTL, BUF_SWAP_32BIT | RB_NO_UPDATE |
- (drm_order(4096/8) << 8) | rb_bufsz);
-#else
- WREG32(CP_RB_CNTL, RB_NO_UPDATE | (drm_order(4096/8) << 8) | rb_bufsz);
+ 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 */
- tmp = RREG32(CP_RB_CNTL);
WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
WREG32(CP_RB_RPTR_WR, 0);
WREG32(CP_RB_WPTR, 0);
@@ -1350,32 +1713,60 @@ int r600_ring_test(struct radeon_device *rdev)
return r;
}
-/*
- * Writeback
- */
-int r600_wb_init(struct radeon_device *rdev)
+void r600_wb_disable(struct radeon_device *rdev)
+{
+ int r;
+
+ WREG32(SCRATCH_UMSK, 0);
+ if (rdev->wb.wb_obj) {
+ r = radeon_bo_reserve(rdev->wb.wb_obj, false);
+ if (unlikely(r != 0))
+ return;
+ radeon_bo_kunmap(rdev->wb.wb_obj);
+ radeon_bo_unpin(rdev->wb.wb_obj);
+ radeon_bo_unreserve(rdev->wb.wb_obj);
+ }
+}
+
+void r600_wb_fini(struct radeon_device *rdev)
+{
+ r600_wb_disable(rdev);
+ if (rdev->wb.wb_obj) {
+ radeon_bo_unref(&rdev->wb.wb_obj);
+ rdev->wb.wb = NULL;
+ rdev->wb.wb_obj = NULL;
+ }
+}
+
+int r600_wb_enable(struct radeon_device *rdev)
{
int r;
if (rdev->wb.wb_obj == NULL) {
- r = radeon_object_create(rdev, NULL, 4096,
- true,
- RADEON_GEM_DOMAIN_GTT,
- false, &rdev->wb.wb_obj);
+ r = radeon_bo_create(rdev, NULL, RADEON_GPU_PAGE_SIZE, true,
+ RADEON_GEM_DOMAIN_GTT, &rdev->wb.wb_obj);
if (r) {
- DRM_ERROR("radeon: failed to create WB buffer (%d).\n", r);
+ dev_warn(rdev->dev, "(%d) create WB bo failed\n", r);
+ return r;
+ }
+ r = radeon_bo_reserve(rdev->wb.wb_obj, false);
+ if (unlikely(r != 0)) {
+ r600_wb_fini(rdev);
return r;
}
- r = radeon_object_pin(rdev->wb.wb_obj,
- RADEON_GEM_DOMAIN_GTT,
- &rdev->wb.gpu_addr);
+ r = radeon_bo_pin(rdev->wb.wb_obj, RADEON_GEM_DOMAIN_GTT,
+ &rdev->wb.gpu_addr);
if (r) {
- DRM_ERROR("radeon: failed to pin WB buffer (%d).\n", r);
+ radeon_bo_unreserve(rdev->wb.wb_obj);
+ dev_warn(rdev->dev, "(%d) pin WB bo failed\n", r);
+ r600_wb_fini(rdev);
return r;
}
- r = radeon_object_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb);
+ r = radeon_bo_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb);
+ radeon_bo_unreserve(rdev->wb.wb_obj);
if (r) {
- DRM_ERROR("radeon: failed to map WB buffer (%d).\n", r);
+ dev_warn(rdev->dev, "(%d) map WB bo failed\n", r);
+ r600_wb_fini(rdev);
return r;
}
}
@@ -1386,28 +1777,17 @@ int r600_wb_init(struct radeon_device *rdev)
return 0;
}
-void r600_wb_fini(struct radeon_device *rdev)
-{
- if (rdev->wb.wb_obj) {
- radeon_object_kunmap(rdev->wb.wb_obj);
- radeon_object_unpin(rdev->wb.wb_obj);
- radeon_object_unref(&rdev->wb.wb_obj);
- rdev->wb.wb = NULL;
- rdev->wb.wb_obj = NULL;
- }
-}
-
-
-/*
- * CS
- */
void r600_fence_ring_emit(struct radeon_device *rdev,
struct radeon_fence *fence)
{
+ /* Also consider EVENT_WRITE_EOP. it handles the interrupts + timestamps + events */
/* Emit fence sequence & fire IRQ */
radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
radeon_ring_write(rdev, fence->seq);
+ /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
+ radeon_ring_write(rdev, PACKET0(CP_INT_STATUS, 0));
+ radeon_ring_write(rdev, RB_INT_STAT);
}
int r600_copy_dma(struct radeon_device *rdev,
@@ -1424,24 +1804,12 @@ int r600_copy_blit(struct radeon_device *rdev,
uint64_t src_offset, uint64_t dst_offset,
unsigned num_pages, struct radeon_fence *fence)
{
- r600_blit_prepare_copy(rdev, num_pages * 4096);
- r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * 4096);
+ r600_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
+ r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
r600_blit_done_copy(rdev, fence);
return 0;
}
-int r600_irq_process(struct radeon_device *rdev)
-{
- /* FIXME: implement */
- return 0;
-}
-
-int r600_irq_set(struct radeon_device *rdev)
-{
- /* FIXME: implement */
- return 0;
-}
-
int r600_set_surface_reg(struct radeon_device *rdev, int reg,
uint32_t tiling_flags, uint32_t pitch,
uint32_t offset, uint32_t obj_size)
@@ -1477,20 +1845,44 @@ int r600_startup(struct radeon_device *rdev)
{
int r;
- r600_gpu_reset(rdev);
- r600_mc_resume(rdev);
- r = r600_pcie_gart_enable(rdev);
- if (r)
- return r;
+ if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
+ r = r600_init_microcode(rdev);
+ if (r) {
+ DRM_ERROR("Failed to load firmware!\n");
+ return r;
+ }
+ }
+
+ r600_mc_program(rdev);
+ if (rdev->flags & RADEON_IS_AGP) {
+ r600_agp_enable(rdev);
+ } else {
+ r = r600_pcie_gart_enable(rdev);
+ if (r)
+ return r;
+ }
r600_gpu_init(rdev);
- r = radeon_object_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
- &rdev->r600_blit.shader_gpu_addr);
+ 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);
if (r) {
- DRM_ERROR("failed to pin blit object %d\n", r);
+ dev_err(rdev->dev, "(%d) pin blit object failed\n", r);
return r;
}
+ /* Enable IRQ */
+ r = r600_irq_init(rdev);
+ if (r) {
+ DRM_ERROR("radeon: IH init failed (%d).\n", r);
+ radeon_irq_kms_fini(rdev);
+ return r;
+ }
+ r600_irq_set(rdev);
+
r = radeon_ring_init(rdev, rdev->cp.ring_size);
if (r)
return r;
@@ -1500,9 +1892,8 @@ int r600_startup(struct radeon_device *rdev)
r = r600_cp_resume(rdev);
if (r)
return r;
- r = r600_wb_init(rdev);
- if (r)
- return r;
+ /* write back buffer are not vital so don't worry about failure */
+ r600_wb_enable(rdev);
return 0;
}
@@ -1524,15 +1915,12 @@ int r600_resume(struct radeon_device *rdev)
{
int r;
- if (radeon_gpu_reset(rdev)) {
- /* FIXME: what do we want to do here ? */
- }
+ /* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
+ * posting will perform necessary task to bring back GPU into good
+ * shape.
+ */
/* post card */
- if (rdev->is_atom_bios) {
- atom_asic_init(rdev->mode_info.atom_context);
- } else {
- radeon_combios_asic_init(rdev->ddev);
- }
+ atom_asic_init(rdev->mode_info.atom_context);
/* Initialize clocks */
r = radeon_clocks_init(rdev);
if (r) {
@@ -1545,7 +1933,7 @@ int r600_resume(struct radeon_device *rdev)
return r;
}
- r = radeon_ib_test(rdev);
+ r = r600_ib_test(rdev);
if (r) {
DRM_ERROR("radeon: failled testing IB (%d).\n", r);
return r;
@@ -1553,16 +1941,21 @@ int r600_resume(struct radeon_device *rdev)
return r;
}
-
int r600_suspend(struct radeon_device *rdev)
{
+ int r;
+
/* FIXME: we should wait for ring to be empty */
r600_cp_stop(rdev);
rdev->cp.ready = false;
-
+ r600_wb_disable(rdev);
r600_pcie_gart_disable(rdev);
/* unpin shaders bo */
- radeon_object_unpin(rdev->r600_blit.shader_obj);
+ r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
+ if (unlikely(r != 0))
+ return r;
+ radeon_bo_unpin(rdev->r600_blit.shader_obj);
+ radeon_bo_unreserve(rdev->r600_blit.shader_obj);
return 0;
}
@@ -1576,7 +1969,6 @@ int r600_init(struct radeon_device *rdev)
{
int r;
- rdev->new_init_path = true;
r = radeon_dummy_page_init(rdev);
if (r)
return r;
@@ -1593,13 +1985,19 @@ int r600_init(struct radeon_device *rdev)
return -EINVAL;
}
/* Must be an ATOMBIOS */
- if (!rdev->is_atom_bios)
+ if (!rdev->is_atom_bios) {
+ dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
return -EINVAL;
+ }
r = radeon_atombios_init(rdev);
if (r)
return r;
/* Post card if necessary */
- if (!r600_card_posted(rdev) && rdev->bios) {
+ if (!r600_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);
}
@@ -1607,69 +2005,63 @@ int r600_init(struct radeon_device *rdev)
r600_scratch_init(rdev);
/* Initialize surface registers */
radeon_surface_init(rdev);
+ /* Initialize clocks */
radeon_get_clock_info(rdev->ddev);
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)
return r;
r = r600_mc_init(rdev);
- if (r) {
- if (rdev->flags & RADEON_IS_AGP) {
- /* Retry with disabling AGP */
- r600_fini(rdev);
- rdev->flags &= ~RADEON_IS_AGP;
- return r600_init(rdev);
- }
+ if (r)
return r;
- }
/* Memory manager */
- r = radeon_object_init(rdev);
+ r = radeon_bo_init(rdev);
+ if (r)
+ return r;
+
+ r = radeon_irq_kms_init(rdev);
if (r)
return r;
+
rdev->cp.ring_obj = NULL;
r600_ring_init(rdev, 1024 * 1024);
- if (!rdev->me_fw || !rdev->pfp_fw) {
- r = r600_cp_init_microcode(rdev);
- if (r) {
- DRM_ERROR("Failed to load firmware!\n");
- return r;
- }
- }
+ rdev->ih.ring_obj = NULL;
+ r600_ih_ring_init(rdev, 64 * 1024);
r = r600_pcie_gart_init(rdev);
if (r)
return r;
- rdev->accel_working = true;
r = r600_blit_init(rdev);
if (r) {
- DRM_ERROR("radeon: failled blitter (%d).\n", r);
+ DRM_ERROR("radeon: failed blitter (%d).\n", r);
return r;
}
+ rdev->accel_working = true;
r = r600_startup(rdev);
if (r) {
- if (rdev->flags & RADEON_IS_AGP) {
- /* Retry with disabling AGP */
- r600_fini(rdev);
- rdev->flags &= ~RADEON_IS_AGP;
- return r600_init(rdev);
- }
+ r600_suspend(rdev);
+ r600_wb_fini(rdev);
+ radeon_ring_fini(rdev);
+ r600_pcie_gart_fini(rdev);
rdev->accel_working = false;
}
if (rdev->accel_working) {
r = radeon_ib_pool_init(rdev);
if (r) {
- DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r);
+ DRM_ERROR("radeon: failed initializing IB pool (%d).\n", r);
rdev->accel_working = false;
}
- r = radeon_ib_test(rdev);
+ r = r600_ib_test(rdev);
if (r) {
- DRM_ERROR("radeon: failled testing IB (%d).\n", r);
+ DRM_ERROR("radeon: failed testing IB (%d).\n", r);
rdev->accel_working = false;
}
}
@@ -1682,20 +2074,18 @@ void r600_fini(struct radeon_device *rdev)
r600_suspend(rdev);
r600_blit_fini(rdev);
+ r600_irq_fini(rdev);
+ radeon_irq_kms_fini(rdev);
radeon_ring_fini(rdev);
+ r600_wb_fini(rdev);
r600_pcie_gart_fini(rdev);
radeon_gem_fini(rdev);
radeon_fence_driver_fini(rdev);
radeon_clocks_fini(rdev);
-#if __OS_HAS_AGP
if (rdev->flags & RADEON_IS_AGP)
radeon_agp_fini(rdev);
-#endif
- radeon_object_fini(rdev);
- if (rdev->is_atom_bios)
- radeon_atombios_fini(rdev);
- else
- radeon_combios_fini(rdev);
+ radeon_bo_fini(rdev);
+ radeon_atombios_fini(rdev);
kfree(rdev->bios);
rdev->bios = NULL;
radeon_dummy_page_fini(rdev);
@@ -1780,8 +2170,657 @@ int r600_ib_test(struct radeon_device *rdev)
return r;
}
+/*
+ * Interrupts
+ *
+ * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty
+ * the same as the CP ring buffer, but in reverse. Rather than the CPU
+ * writing to the ring and the GPU consuming, the GPU writes to the ring
+ * and host consumes. As the host irq handler processes interrupts, it
+ * increments the rptr. When the rptr catches up with the wptr, all the
+ * current interrupts have been processed.
+ */
+
+void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size)
+{
+ u32 rb_bufsz;
+
+ /* Align ring size */
+ rb_bufsz = drm_order(ring_size / 4);
+ ring_size = (1 << rb_bufsz) * 4;
+ rdev->ih.ring_size = ring_size;
+ rdev->ih.align_mask = 4 - 1;
+}
+
+static int r600_ih_ring_alloc(struct radeon_device *rdev, unsigned ring_size)
+{
+ int r;
+
+ rdev->ih.ring_size = ring_size;
+ /* Allocate ring buffer */
+ if (rdev->ih.ring_obj == NULL) {
+ r = radeon_bo_create(rdev, NULL, rdev->ih.ring_size,
+ true,
+ RADEON_GEM_DOMAIN_GTT,
+ &rdev->ih.ring_obj);
+ if (r) {
+ DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
+ return r;
+ }
+ r = radeon_bo_reserve(rdev->ih.ring_obj, false);
+ if (unlikely(r != 0))
+ return r;
+ r = radeon_bo_pin(rdev->ih.ring_obj,
+ RADEON_GEM_DOMAIN_GTT,
+ &rdev->ih.gpu_addr);
+ if (r) {
+ radeon_bo_unreserve(rdev->ih.ring_obj);
+ DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r);
+ return r;
+ }
+ r = radeon_bo_kmap(rdev->ih.ring_obj,
+ (void **)&rdev->ih.ring);
+ radeon_bo_unreserve(rdev->ih.ring_obj);
+ if (r) {
+ DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r);
+ return r;
+ }
+ }
+ rdev->ih.ptr_mask = (rdev->cp.ring_size / 4) - 1;
+ rdev->ih.rptr = 0;
+
+ return 0;
+}
+
+static void r600_ih_ring_fini(struct radeon_device *rdev)
+{
+ int r;
+ if (rdev->ih.ring_obj) {
+ r = radeon_bo_reserve(rdev->ih.ring_obj, false);
+ if (likely(r == 0)) {
+ radeon_bo_kunmap(rdev->ih.ring_obj);
+ radeon_bo_unpin(rdev->ih.ring_obj);
+ radeon_bo_unreserve(rdev->ih.ring_obj);
+ }
+ radeon_bo_unref(&rdev->ih.ring_obj);
+ rdev->ih.ring = NULL;
+ rdev->ih.ring_obj = NULL;
+ }
+}
+
+static void r600_rlc_stop(struct radeon_device *rdev)
+{
+
+ if (rdev->family >= CHIP_RV770) {
+ /* r7xx asics need to soft reset RLC before halting */
+ WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
+ RREG32(SRBM_SOFT_RESET);
+ udelay(15000);
+ WREG32(SRBM_SOFT_RESET, 0);
+ RREG32(SRBM_SOFT_RESET);
+ }
+
+ WREG32(RLC_CNTL, 0);
+}
+
+static void r600_rlc_start(struct radeon_device *rdev)
+{
+ WREG32(RLC_CNTL, RLC_ENABLE);
+}
+
+static int r600_rlc_init(struct radeon_device *rdev)
+{
+ u32 i;
+ const __be32 *fw_data;
+
+ if (!rdev->rlc_fw)
+ return -EINVAL;
+
+ r600_rlc_stop(rdev);
+
+ WREG32(RLC_HB_BASE, 0);
+ WREG32(RLC_HB_CNTL, 0);
+ WREG32(RLC_HB_RPTR, 0);
+ WREG32(RLC_HB_WPTR, 0);
+ WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
+ WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
+ WREG32(RLC_MC_CNTL, 0);
+ WREG32(RLC_UCODE_CNTL, 0);
+
+ fw_data = (const __be32 *)rdev->rlc_fw->data;
+ if (rdev->family >= CHIP_RV770) {
+ for (i = 0; i < R700_RLC_UCODE_SIZE; i++) {
+ WREG32(RLC_UCODE_ADDR, i);
+ WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
+ }
+ } else {
+ for (i = 0; i < RLC_UCODE_SIZE; i++) {
+ WREG32(RLC_UCODE_ADDR, i);
+ WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
+ }
+ }
+ WREG32(RLC_UCODE_ADDR, 0);
+
+ r600_rlc_start(rdev);
+
+ return 0;
+}
+
+static void r600_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 r600_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 r600_disable_interrupt_state(struct radeon_device *rdev)
+{
+ u32 tmp;
+ WREG32(CP_INT_CNTL, 0);
+ WREG32(GRBM_INT_CNTL, 0);
+ WREG32(DxMODE_INT_MASK, 0);
+ if (ASIC_IS_DCE3(rdev)) {
+ WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
+ WREG32(DCE3_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);
+ if (ASIC_IS_DCE32(rdev)) {
+ tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD5_INT_CONTROL, 0);
+ tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
+ WREG32(DC_HPD6_INT_CONTROL, 0);
+ }
+ } else {
+ WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
+ WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
+ tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, 0);
+ tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, 0);
+ tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
+ WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, 0);
+ }
+}
+
+int r600_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, rdev->ih.ring_size);
+ if (ret)
+ return ret;
+
+ /* disable irqs */
+ r600_disable_interrupts(rdev);
+
+ /* init rlc */
+ ret = r600_rlc_init(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));
+ /* WPTR writeback, not yet */
+ /*ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;*/
+ WREG32(IH_RB_WPTR_ADDR_LO, 0);
+ WREG32(IH_RB_WPTR_ADDR_HI, 0);
+
+ 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);
+ /* RPTR_REARM only works if msi's are enabled */
+ if (rdev->msi_enabled)
+ ih_cntl |= RPTR_REARM;
+
+#ifdef __BIG_ENDIAN
+ ih_cntl |= IH_MC_SWAP(IH_MC_SWAP_32BIT);
+#endif
+ WREG32(IH_CNTL, ih_cntl);
+
+ /* force the active interrupt state to all disabled */
+ r600_disable_interrupt_state(rdev);
+
+ /* enable irqs */
+ r600_enable_interrupts(rdev);
+
+ return ret;
+}
+
+void r600_irq_fini(struct radeon_device *rdev)
+{
+ r600_disable_interrupts(rdev);
+ r600_rlc_stop(rdev);
+ r600_ih_ring_fini(rdev);
+}
+
+int r600_irq_set(struct radeon_device *rdev)
+{
+ u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
+ u32 mode_int = 0;
+ u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
+
+ /* don't enable anything if the ih is disabled */
+ if (!rdev->ih.enabled)
+ return 0;
+
+ if (ASIC_IS_DCE3(rdev)) {
+ 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;
+ if (ASIC_IS_DCE32(rdev)) {
+ hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ }
+ } else {
+ hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
+ }
+
+ if (rdev->irq.sw_int) {
+ DRM_DEBUG("r600_irq_set: sw int\n");
+ cp_int_cntl |= RB_INT_ENABLE;
+ }
+ if (rdev->irq.crtc_vblank_int[0]) {
+ DRM_DEBUG("r600_irq_set: vblank 0\n");
+ mode_int |= D1MODE_VBLANK_INT_MASK;
+ }
+ if (rdev->irq.crtc_vblank_int[1]) {
+ DRM_DEBUG("r600_irq_set: vblank 1\n");
+ mode_int |= D2MODE_VBLANK_INT_MASK;
+ }
+ if (rdev->irq.hpd[0]) {
+ DRM_DEBUG("r600_irq_set: hpd 1\n");
+ hpd1 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[1]) {
+ DRM_DEBUG("r600_irq_set: hpd 2\n");
+ hpd2 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[2]) {
+ DRM_DEBUG("r600_irq_set: hpd 3\n");
+ hpd3 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[3]) {
+ DRM_DEBUG("r600_irq_set: hpd 4\n");
+ hpd4 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[4]) {
+ DRM_DEBUG("r600_irq_set: hpd 5\n");
+ hpd5 |= DC_HPDx_INT_EN;
+ }
+ if (rdev->irq.hpd[5]) {
+ DRM_DEBUG("r600_irq_set: hpd 6\n");
+ hpd6 |= DC_HPDx_INT_EN;
+ }
+
+ WREG32(CP_INT_CNTL, cp_int_cntl);
+ WREG32(DxMODE_INT_MASK, mode_int);
+ if (ASIC_IS_DCE3(rdev)) {
+ WREG32(DC_HPD1_INT_CONTROL, hpd1);
+ WREG32(DC_HPD2_INT_CONTROL, hpd2);
+ WREG32(DC_HPD3_INT_CONTROL, hpd3);
+ WREG32(DC_HPD4_INT_CONTROL, hpd4);
+ if (ASIC_IS_DCE32(rdev)) {
+ WREG32(DC_HPD5_INT_CONTROL, hpd5);
+ WREG32(DC_HPD6_INT_CONTROL, hpd6);
+ }
+ } else {
+ WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
+ WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
+ WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
+ }
+
+ return 0;
+}
+
+static inline void r600_irq_ack(struct radeon_device *rdev,
+ u32 *disp_int,
+ u32 *disp_int_cont,
+ u32 *disp_int_cont2)
+{
+ u32 tmp;
+
+ if (ASIC_IS_DCE3(rdev)) {
+ *disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
+ *disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
+ *disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
+ } else {
+ *disp_int = RREG32(DISP_INTERRUPT_STATUS);
+ *disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
+ *disp_int_cont2 = 0;
+ }
+
+ if (*disp_int & LB_D1_VBLANK_INTERRUPT)
+ WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
+ if (*disp_int & LB_D1_VLINE_INTERRUPT)
+ WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
+ if (*disp_int & LB_D2_VBLANK_INTERRUPT)
+ WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
+ if (*disp_int & LB_D2_VLINE_INTERRUPT)
+ WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
+ if (*disp_int & DC_HPD1_INTERRUPT) {
+ if (ASIC_IS_DCE3(rdev)) {
+ tmp = RREG32(DC_HPD1_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD1_INT_CONTROL, tmp);
+ } else {
+ tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
+ }
+ }
+ if (*disp_int & DC_HPD2_INTERRUPT) {
+ if (ASIC_IS_DCE3(rdev)) {
+ tmp = RREG32(DC_HPD2_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD2_INT_CONTROL, tmp);
+ } else {
+ tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
+ }
+ }
+ if (*disp_int_cont & DC_HPD3_INTERRUPT) {
+ if (ASIC_IS_DCE3(rdev)) {
+ tmp = RREG32(DC_HPD3_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD3_INT_CONTROL, tmp);
+ } else {
+ tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
+ }
+ }
+ if (*disp_int_cont & DC_HPD4_INTERRUPT) {
+ tmp = RREG32(DC_HPD4_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD4_INT_CONTROL, tmp);
+ }
+ if (ASIC_IS_DCE32(rdev)) {
+ if (*disp_int_cont2 & DC_HPD5_INTERRUPT) {
+ tmp = RREG32(DC_HPD5_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD5_INT_CONTROL, tmp);
+ }
+ if (*disp_int_cont2 & DC_HPD6_INTERRUPT) {
+ tmp = RREG32(DC_HPD5_INT_CONTROL);
+ tmp |= DC_HPDx_INT_ACK;
+ WREG32(DC_HPD6_INT_CONTROL, tmp);
+ }
+ }
+}
+
+void r600_irq_disable(struct radeon_device *rdev)
+{
+ u32 disp_int, disp_int_cont, disp_int_cont2;
+
+ r600_disable_interrupts(rdev);
+ /* Wait and acknowledge irq */
+ mdelay(1);
+ r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
+ r600_disable_interrupt_state(rdev);
+}
+
+static inline u32 r600_get_ih_wptr(struct radeon_device *rdev)
+{
+ u32 wptr, tmp;
+
+ /* XXX use writeback */
+ wptr = RREG32(IH_RB_WPTR);
+
+ if (wptr & RB_OVERFLOW) {
+ WARN_ON(1);
+ /* XXX deal with overflow */
+ DRM_ERROR("IH RB overflow\n");
+ tmp = RREG32(IH_RB_CNTL);
+ tmp |= IH_WPTR_OVERFLOW_CLEAR;
+ WREG32(IH_RB_CNTL, tmp);
+ }
+ wptr = wptr & WPTR_OFFSET_MASK;
+
+ return wptr;
+}
+
+/* r600 IV Ring
+ * Each IV ring entry is 128 bits:
+ * [7:0] - interrupt source id
+ * [31:8] - reserved
+ * [59:32] - interrupt source data
+ * [127:60] - reserved
+ *
+ * The basic interrupt vector entries
+ * are decoded as follows:
+ * src_id src_data description
+ * 1 0 D1 Vblank
+ * 1 1 D1 Vline
+ * 5 0 D2 Vblank
+ * 5 1 D2 Vline
+ * 19 0 FP Hot plug detection A
+ * 19 1 FP Hot plug detection B
+ * 19 2 DAC A auto-detection
+ * 19 3 DAC B auto-detection
+ * 176 - CP_INT RB
+ * 177 - CP_INT IB1
+ * 178 - CP_INT IB2
+ * 181 - EOP Interrupt
+ * 233 - GUI Idle
+ *
+ * Note, these are based on r600 and may need to be
+ * adjusted or added to on newer asics
+ */
+
+int r600_irq_process(struct radeon_device *rdev)
+{
+ u32 wptr = r600_get_ih_wptr(rdev);
+ u32 rptr = rdev->ih.rptr;
+ u32 src_id, src_data;
+ u32 last_entry = rdev->ih.ring_size - 16;
+ u32 ring_index, disp_int, disp_int_cont, disp_int_cont2;
+ unsigned long flags;
+ bool queue_hotplug = false;
+
+ DRM_DEBUG("r600_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;
+ }
+ if (rdev->shutdown) {
+ spin_unlock_irqrestore(&rdev->ih.lock, flags);
+ return IRQ_NONE;
+ }
+
+restart_ih:
+ /* display interrupts */
+ r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
+
+ 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);
+ 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_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 5: /* D2 vblank/vline */
+ switch (src_data) {
+ case 0: /* D2 vblank */
+ if (disp_int & LB_D2_VBLANK_INTERRUPT) {
+ drm_handle_vblank(rdev->ddev, 1);
+ disp_int &= ~LB_D2_VBLANK_INTERRUPT;
+ DRM_DEBUG("IH: D2 vblank\n");
+ }
+ break;
+ case 1: /* D1 vline */
+ if (disp_int & LB_D2_VLINE_INTERRUPT) {
+ disp_int &= ~LB_D2_VLINE_INTERRUPT;
+ DRM_DEBUG("IH: D2 vline\n");
+ }
+ break;
+ default:
+ DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+ break;
+ case 19: /* HPD/DAC 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 & DC_HPD2_INTERRUPT) {
+ disp_int &= ~DC_HPD2_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD2\n");
+ }
+ break;
+ case 4:
+ if (disp_int_cont & DC_HPD3_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD3_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD3\n");
+ }
+ break;
+ case 5:
+ if (disp_int_cont & DC_HPD4_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD4_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD4\n");
+ }
+ break;
+ case 10:
+ if (disp_int_cont2 & DC_HPD5_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD5_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD5\n");
+ }
+ break;
+ case 12:
+ if (disp_int_cont2 & DC_HPD6_INTERRUPT) {
+ disp_int_cont &= ~DC_HPD6_INTERRUPT;
+ queue_hotplug = true;
+ DRM_DEBUG("IH: HPD6\n");
+ }
+ break;
+ default:
+ DRM_ERROR("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;
+ default:
+ DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
+ break;
+ }
+
+ /* wptr/rptr are in bytes! */
+ if (rptr == last_entry)
+ rptr = 0;
+ else
+ rptr += 16;
+ }
+ /* make sure wptr hasn't changed while processing */
+ wptr = r600_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;
+}
/*
* Debugfs info
@@ -1793,21 +2832,21 @@ static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data)
struct drm_info_node *node = (struct drm_info_node *) m->private;
struct drm_device *dev = node->minor->dev;
struct radeon_device *rdev = dev->dev_private;
- uint32_t rdp, wdp;
unsigned count, i, j;
radeon_ring_free_size(rdev);
- rdp = RREG32(CP_RB_RPTR);
- wdp = RREG32(CP_RB_WPTR);
- count = (rdp + rdev->cp.ring_size - wdp) & rdev->cp.ptr_mask;
+ count = (rdev->cp.ring_size / 4) - rdev->cp.ring_free_dw;
seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT));
- seq_printf(m, "CP_RB_WPTR 0x%08x\n", wdp);
- seq_printf(m, "CP_RB_RPTR 0x%08x\n", rdp);
+ seq_printf(m, "CP_RB_WPTR 0x%08x\n", RREG32(CP_RB_WPTR));
+ seq_printf(m, "CP_RB_RPTR 0x%08x\n", RREG32(CP_RB_RPTR));
+ seq_printf(m, "driver's copy of the CP_RB_WPTR 0x%08x\n", rdev->cp.wptr);
+ seq_printf(m, "driver's copy of the CP_RB_RPTR 0x%08x\n", rdev->cp.rptr);
seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw);
seq_printf(m, "%u dwords in ring\n", count);
+ i = rdev->cp.rptr;
for (j = 0; j <= count; j++) {
- i = (rdp + j) & rdev->cp.ptr_mask;
seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]);
+ i = (i + 1) & rdev->cp.ptr_mask;
}
return 0;
}
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