[PATCH 048/165] drm/radeon: add UVD support for CIK (v3)
alexdeucher at gmail.com
alexdeucher at gmail.com
Wed Jun 26 06:22:08 PDT 2013
From: Christian König <christian.koenig at amd.com>
v2: agd5f: fix clock dividers setup for bonaire
v3: agd5f: rebase
Signed-off-by: Christian König <christian.koenig at amd.com>
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/radeon/cik.c | 111 ++++++++++++++++++++++++++++++++++
drivers/gpu/drm/radeon/cikd.h | 28 +++++++++
drivers/gpu/drm/radeon/radeon_asic.h | 2 +
drivers/gpu/drm/radeon/radeon_uvd.c | 8 +++
4 files changed, 149 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c
index e8ea845..29e0cdd 100644
--- a/drivers/gpu/drm/radeon/cik.c
+++ b/drivers/gpu/drm/radeon/cik.c
@@ -1495,6 +1495,9 @@ static void cik_gpu_init(struct radeon_device *rdev)
WREG32(DMIF_ADDR_CALC, gb_addr_config);
WREG32(SDMA0_TILING_CONFIG + SDMA0_REGISTER_OFFSET, gb_addr_config & 0x70);
WREG32(SDMA0_TILING_CONFIG + SDMA1_REGISTER_OFFSET, gb_addr_config & 0x70);
+ WREG32(UVD_UDEC_ADDR_CONFIG, gb_addr_config);
+ WREG32(UVD_UDEC_DB_ADDR_CONFIG, gb_addr_config);
+ WREG32(UVD_UDEC_DBW_ADDR_CONFIG, gb_addr_config);
cik_tiling_mode_table_init(rdev);
@@ -4906,6 +4909,16 @@ static int cik_startup(struct radeon_device *rdev)
return r;
}
+ r = cik_uvd_resume(rdev);
+ if (!r) {
+ r = radeon_fence_driver_start_ring(rdev,
+ R600_RING_TYPE_UVD_INDEX);
+ if (r)
+ dev_err(rdev->dev, "UVD fences init error (%d).\n", r);
+ }
+ if (r)
+ rdev->ring[R600_RING_TYPE_UVD_INDEX].ring_size = 0;
+
/* Enable IRQ */
if (!rdev->irq.installed) {
r = radeon_irq_kms_init(rdev);
@@ -4952,6 +4965,18 @@ static int cik_startup(struct radeon_device *rdev)
if (r)
return r;
+ ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
+ if (ring->ring_size) {
+ r = radeon_ring_init(rdev, ring, ring->ring_size,
+ R600_WB_UVD_RPTR_OFFSET,
+ UVD_RBC_RB_RPTR, UVD_RBC_RB_WPTR,
+ 0, 0xfffff, RADEON_CP_PACKET2);
+ if (!r)
+ r = r600_uvd_init(rdev);
+ if (r)
+ DRM_ERROR("radeon: failed initializing UVD (%d).\n", r);
+ }
+
r = radeon_ib_pool_init(rdev);
if (r) {
dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
@@ -5013,6 +5038,8 @@ int cik_suspend(struct radeon_device *rdev)
radeon_vm_manager_fini(rdev);
cik_cp_enable(rdev, false);
cik_sdma_enable(rdev, false);
+ r600_uvd_rbc_stop(rdev);
+ radeon_uvd_suspend(rdev);
cik_irq_suspend(rdev);
radeon_wb_disable(rdev);
cik_pcie_gart_disable(rdev);
@@ -5096,6 +5123,13 @@ int cik_init(struct radeon_device *rdev)
ring->ring_obj = NULL;
r600_ring_init(rdev, ring, 256 * 1024);
+ r = radeon_uvd_init(rdev);
+ if (!r) {
+ ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
+ ring->ring_obj = NULL;
+ r600_ring_init(rdev, ring, 4096);
+ }
+
rdev->ih.ring_obj = NULL;
r600_ih_ring_init(rdev, 64 * 1024);
@@ -5150,6 +5184,7 @@ void cik_fini(struct radeon_device *rdev)
radeon_vm_manager_fini(rdev);
radeon_ib_pool_fini(rdev);
radeon_irq_kms_fini(rdev);
+ radeon_uvd_fini(rdev);
cik_pcie_gart_fini(rdev);
r600_vram_scratch_fini(rdev);
radeon_gem_fini(rdev);
@@ -5717,3 +5752,79 @@ uint64_t cik_get_gpu_clock_counter(struct radeon_device *rdev)
return clock;
}
+static int cik_set_uvd_clock(struct radeon_device *rdev, u32 clock,
+ u32 cntl_reg, u32 status_reg)
+{
+ int r, i;
+ struct atom_clock_dividers dividers;
+ uint32_t tmp;
+
+ r = radeon_atom_get_clock_dividers(rdev, COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
+ clock, false, ÷rs);
+ if (r)
+ return r;
+
+ tmp = RREG32_SMC(cntl_reg);
+ tmp &= ~(DCLK_DIR_CNTL_EN|DCLK_DIVIDER_MASK);
+ tmp |= dividers.post_divider;
+ WREG32_SMC(cntl_reg, tmp);
+
+ for (i = 0; i < 100; i++) {
+ if (RREG32_SMC(status_reg) & DCLK_STATUS)
+ break;
+ mdelay(10);
+ }
+ if (i == 100)
+ return -ETIMEDOUT;
+
+ return 0;
+}
+
+int cik_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
+{
+ int r = 0;
+
+ r = cik_set_uvd_clock(rdev, vclk, CG_VCLK_CNTL, CG_VCLK_STATUS);
+ if (r)
+ return r;
+
+ r = cik_set_uvd_clock(rdev, dclk, CG_DCLK_CNTL, CG_DCLK_STATUS);
+ return r;
+}
+
+int cik_uvd_resume(struct radeon_device *rdev)
+{
+ uint64_t addr;
+ uint32_t size;
+ int r;
+
+ r = radeon_uvd_resume(rdev);
+ if (r)
+ return r;
+
+ /* programm the VCPU memory controller bits 0-27 */
+ addr = rdev->uvd.gpu_addr >> 3;
+ size = RADEON_GPU_PAGE_ALIGN(rdev->uvd_fw->size + 4) >> 3;
+ WREG32(UVD_VCPU_CACHE_OFFSET0, addr);
+ WREG32(UVD_VCPU_CACHE_SIZE0, size);
+
+ addr += size;
+ size = RADEON_UVD_STACK_SIZE >> 3;
+ WREG32(UVD_VCPU_CACHE_OFFSET1, addr);
+ WREG32(UVD_VCPU_CACHE_SIZE1, size);
+
+ addr += size;
+ size = RADEON_UVD_HEAP_SIZE >> 3;
+ WREG32(UVD_VCPU_CACHE_OFFSET2, addr);
+ WREG32(UVD_VCPU_CACHE_SIZE2, size);
+
+ /* bits 28-31 */
+ addr = (rdev->uvd.gpu_addr >> 28) & 0xF;
+ WREG32(UVD_LMI_ADDR_EXT, (addr << 12) | (addr << 0));
+
+ /* bits 32-39 */
+ addr = (rdev->uvd.gpu_addr >> 32) & 0xFF;
+ WREG32(UVD_LMI_EXT40_ADDR, addr | (0x9 << 16) | (0x1 << 31));
+
+ return 0;
+}
diff --git a/drivers/gpu/drm/radeon/cikd.h b/drivers/gpu/drm/radeon/cikd.h
index d23809a..79be39e 100644
--- a/drivers/gpu/drm/radeon/cikd.h
+++ b/drivers/gpu/drm/radeon/cikd.h
@@ -1204,4 +1204,32 @@
# define SDMA_SRBM_WRITE_EXTRA_BYTE_ENABLE(x) ((x) << 12)
/* byte mask */
+/* UVD */
+
+#define UVD_UDEC_ADDR_CONFIG 0xef4c
+#define UVD_UDEC_DB_ADDR_CONFIG 0xef50
+#define UVD_UDEC_DBW_ADDR_CONFIG 0xef54
+
+#define UVD_LMI_EXT40_ADDR 0xf498
+#define UVD_LMI_ADDR_EXT 0xf594
+#define UVD_VCPU_CACHE_OFFSET0 0xf608
+#define UVD_VCPU_CACHE_SIZE0 0xf60c
+#define UVD_VCPU_CACHE_OFFSET1 0xf610
+#define UVD_VCPU_CACHE_SIZE1 0xf614
+#define UVD_VCPU_CACHE_OFFSET2 0xf618
+#define UVD_VCPU_CACHE_SIZE2 0xf61c
+
+#define UVD_RBC_RB_RPTR 0xf690
+#define UVD_RBC_RB_WPTR 0xf694
+
+/* UVD clocks */
+
+#define CG_DCLK_CNTL 0xC050009C
+# define DCLK_DIVIDER_MASK 0x7f
+# define DCLK_DIR_CNTL_EN (1 << 8)
+#define CG_DCLK_STATUS 0xC05000A0
+# define DCLK_STATUS (1 << 0)
+#define CG_VCLK_CNTL 0xC05000A4
+#define CG_VCLK_STATUS 0xC05000A8
+
#endif
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 8c19e36..3405742 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -560,5 +560,7 @@ uint64_t cik_get_gpu_clock_counter(struct radeon_device *rdev);
u32 cik_get_xclk(struct radeon_device *rdev);
uint32_t cik_pciep_rreg(struct radeon_device *rdev, uint32_t reg);
void cik_pciep_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
+int cik_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk);
+int cik_uvd_resume(struct radeon_device *rdev);
#endif
diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c
index cad735d..fdc77d1 100644
--- a/drivers/gpu/drm/radeon/radeon_uvd.c
+++ b/drivers/gpu/drm/radeon/radeon_uvd.c
@@ -44,11 +44,13 @@
#define FIRMWARE_CYPRESS "radeon/CYPRESS_uvd.bin"
#define FIRMWARE_SUMO "radeon/SUMO_uvd.bin"
#define FIRMWARE_TAHITI "radeon/TAHITI_uvd.bin"
+#define FIRMWARE_BONAIRE "radeon/BONAIRE_uvd.bin"
MODULE_FIRMWARE(FIRMWARE_RV710);
MODULE_FIRMWARE(FIRMWARE_CYPRESS);
MODULE_FIRMWARE(FIRMWARE_SUMO);
MODULE_FIRMWARE(FIRMWARE_TAHITI);
+MODULE_FIRMWARE(FIRMWARE_BONAIRE);
static void radeon_uvd_idle_work_handler(struct work_struct *work);
@@ -100,6 +102,12 @@ int radeon_uvd_init(struct radeon_device *rdev)
fw_name = FIRMWARE_TAHITI;
break;
+ case CHIP_BONAIRE:
+ case CHIP_KABINI:
+ case CHIP_KAVERI:
+ fw_name = FIRMWARE_BONAIRE;
+ break;
+
default:
return -EINVAL;
}
--
1.7.7.5
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