aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/gpu/drm
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm')
-rw-r--r--drivers/gpu/drm/radeon/evergreen.c38
-rw-r--r--drivers/gpu/drm/radeon/evergreen_blit_kms.c60
-rw-r--r--drivers/gpu/drm/radeon/evergreen_blit_shaders.c19
-rw-r--r--drivers/gpu/drm/radeon/evergreend.h2
4 files changed, 65 insertions, 54 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 17b2fe9..f12a5b3 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -32,6 +32,7 @@
#include "atom.h"
#include "avivod.h"
#include "evergreen_reg.h"
+#include "evergreen_blit_shaders.h"
#define EVERGREEN_PFP_UCODE_SIZE 1120
#define EVERGREEN_PM4_UCODE_SIZE 1376
@@ -1112,7 +1113,7 @@ static int evergreen_cp_load_microcode(struct radeon_device *rdev)
static int evergreen_cp_start(struct radeon_device *rdev)
{
- int r;
+ int r, i;
uint32_t cp_me;
r = radeon_ring_lock(rdev, 7);
@@ -1132,16 +1133,39 @@ static int evergreen_cp_start(struct radeon_device *rdev)
cp_me = 0xff;
WREG32(CP_ME_CNTL, cp_me);
- r = radeon_ring_lock(rdev, 4);
+ r = radeon_ring_lock(rdev, evergreen_default_size + 15);
if (r) {
DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
return r;
}
- /* init some VGT regs */
- radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
- radeon_ring_write(rdev, (VGT_VERTEX_REUSE_BLOCK_CNTL - PACKET3_SET_CONTEXT_REG_START) >> 2);
- radeon_ring_write(rdev, 0xe);
- radeon_ring_write(rdev, 0x10);
+
+ /* setup clear context state */
+ radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+ radeon_ring_write(rdev, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
+
+ for (i = 0; i < evergreen_default_size; i++)
+ radeon_ring_write(rdev, evergreen_default_state[i]);
+
+ radeon_ring_write(rdev, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
+ radeon_ring_write(rdev, PACKET3_PREAMBLE_END_CLEAR_STATE);
+
+ /* set clear context state */
+ radeon_ring_write(rdev, PACKET3(PACKET3_CLEAR_STATE, 0));
+ radeon_ring_write(rdev, 0);
+
+ /* SQ_VTX_BASE_VTX_LOC */
+ radeon_ring_write(rdev, 0xc0026f00);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+
+ /* Clear consts */
+ radeon_ring_write(rdev, 0xc0036f00);
+ radeon_ring_write(rdev, 0x00000bc4);
+ radeon_ring_write(rdev, 0xffffffff);
+ radeon_ring_write(rdev, 0xffffffff);
+ radeon_ring_write(rdev, 0xffffffff);
+
radeon_ring_unlock_commit(rdev);
return 0;
diff --git a/drivers/gpu/drm/radeon/evergreen_blit_kms.c b/drivers/gpu/drm/radeon/evergreen_blit_kms.c
index a9825aa..086b9b0 100644
--- a/drivers/gpu/drm/radeon/evergreen_blit_kms.c
+++ b/drivers/gpu/drm/radeon/evergreen_blit_kms.c
@@ -230,7 +230,7 @@ draw_auto(struct radeon_device *rdev)
}
-/* emits 20 */
+/* emits 30 */
static void
set_default_state(struct radeon_device *rdev)
{
@@ -243,8 +243,6 @@ set_default_state(struct radeon_device *rdev)
int num_hs_threads, num_ls_threads;
int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries;
int num_hs_stack_entries, num_ls_stack_entries;
- u64 gpu_addr;
- int dwords;
switch (rdev->family) {
case CHIP_CEDAR:
@@ -369,13 +367,9 @@ set_default_state(struct radeon_device *rdev)
sq_stack_resource_mgmt_3 = (NUM_HS_STACK_ENTRIES(num_hs_stack_entries) |
NUM_LS_STACK_ENTRIES(num_ls_stack_entries));
- /* emit an IB pointing at default state */
- dwords = ALIGN(rdev->r600_blit.state_len, 0x10);
- gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.state_offset;
- radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
- radeon_ring_write(rdev, gpu_addr & 0xFFFFFFFC);
- radeon_ring_write(rdev, upper_32_bits(gpu_addr) & 0xFF);
- radeon_ring_write(rdev, dwords);
+ /* set clear context state */
+ radeon_ring_write(rdev, PACKET3(PACKET3_CLEAR_STATE, 0));
+ radeon_ring_write(rdev, 0);
/* disable dyn gprs */
radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
@@ -396,6 +390,25 @@ set_default_state(struct radeon_device *rdev)
radeon_ring_write(rdev, sq_stack_resource_mgmt_1);
radeon_ring_write(rdev, sq_stack_resource_mgmt_2);
radeon_ring_write(rdev, sq_stack_resource_mgmt_3);
+
+ /* CONTEXT_CONTROL */
+ radeon_ring_write(rdev, 0xc0012800);
+ radeon_ring_write(rdev, 0x80000000);
+ radeon_ring_write(rdev, 0x80000000);
+
+ /* SQ_VTX_BASE_VTX_LOC */
+ radeon_ring_write(rdev, 0xc0026f00);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+
+ /* SET_SAMPLER */
+ radeon_ring_write(rdev, 0xc0036e00);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000012);
+ radeon_ring_write(rdev, 0x00000000);
+ radeon_ring_write(rdev, 0x00000000);
+
}
static inline uint32_t i2f(uint32_t input)
@@ -426,10 +439,8 @@ static inline uint32_t i2f(uint32_t input)
int evergreen_blit_init(struct radeon_device *rdev)
{
u32 obj_size;
- int r, dwords;
+ int r;
void *ptr;
- u32 packet2s[16];
- int num_packet2s = 0;
/* pin copy shader into vram if already initialized */
if (rdev->r600_blit.shader_obj)
@@ -437,17 +448,8 @@ int evergreen_blit_init(struct radeon_device *rdev)
mutex_init(&rdev->r600_blit.mutex);
rdev->r600_blit.state_offset = 0;
-
- rdev->r600_blit.state_len = evergreen_default_size;
-
- dwords = rdev->r600_blit.state_len;
- while (dwords & 0xf) {
- packet2s[num_packet2s++] = PACKET2(0);
- dwords++;
- }
-
- obj_size = dwords * 4;
- obj_size = ALIGN(obj_size, 256);
+ rdev->r600_blit.state_len = 0;
+ obj_size = 0;
rdev->r600_blit.vs_offset = obj_size;
obj_size += evergreen_vs_size * 4;
@@ -477,12 +479,6 @@ int evergreen_blit_init(struct radeon_device *rdev)
return r;
}
- memcpy_toio(ptr + rdev->r600_blit.state_offset,
- evergreen_default_state, rdev->r600_blit.state_len * 4);
-
- if (num_packet2s)
- memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4),
- packet2s, num_packet2s * 4);
memcpy(ptr + rdev->r600_blit.vs_offset, evergreen_vs, evergreen_vs_size * 4);
memcpy(ptr + rdev->r600_blit.ps_offset, evergreen_ps, evergreen_ps_size * 4);
radeon_bo_kunmap(rdev->r600_blit.shader_obj);
@@ -566,7 +562,7 @@ int evergreen_blit_prepare_copy(struct radeon_device *rdev, int size_bytes)
/* calculate number of loops correctly */
ring_size = num_loops * dwords_per_loop;
/* set default + shaders */
- ring_size += 36; /* shaders + def state */
+ ring_size += 46; /* shaders + def state */
ring_size += 10; /* fence emit for VB IB */
ring_size += 5; /* done copy */
ring_size += 10; /* fence emit for done copy */
@@ -574,7 +570,7 @@ int evergreen_blit_prepare_copy(struct radeon_device *rdev, int size_bytes)
if (r)
return r;
- set_default_state(rdev); /* 20 */
+ set_default_state(rdev); /* 30 */
set_shaders(rdev); /* 16 */
return 0;
}
diff --git a/drivers/gpu/drm/radeon/evergreen_blit_shaders.c b/drivers/gpu/drm/radeon/evergreen_blit_shaders.c
index 5d50450..ef1d28c 100644
--- a/drivers/gpu/drm/radeon/evergreen_blit_shaders.c
+++ b/drivers/gpu/drm/radeon/evergreen_blit_shaders.c
@@ -39,10 +39,6 @@
const u32 evergreen_default_state[] =
{
- 0xc0012800, /* CONTEXT_CONTROL */
- 0x80000000,
- 0x80000000,
-
0xc0016900,
0x0000023b,
0x00000000, /* SQ_LDS_ALLOC_PS */
@@ -63,17 +59,11 @@ const u32 evergreen_default_state[] =
0x00000000,
0x00000000,
- 0xc0026f00,
- 0x00000000,
- 0x00000000, /* SQ_VTX_BASE_VTX_LOC */
- 0x00000000,
-
0xc0026900,
0x00000010,
0x00000000, /* DB_Z_INFO */
0x00000000, /* DB_STENCIL_INFO */
-
0xc0016900,
0x00000200,
0x00000000, /* DB_DEPTH_CONTROL */
@@ -303,11 +293,10 @@ const u32 evergreen_default_state[] =
0x00000000, /* */
0x00000000, /* */
- 0xc0036e00, /* SET_SAMPLER */
- 0x00000000,
- 0x00000012,
- 0x00000000,
- 0x00000000,
+ 0xc0026900,
+ 0x00000316,
+ 0x0000000e, /* VGT_VERTEX_REUSE_BLOCK_CNTL */
+ 0x00000010, /* */
};
const u32 evergreen_vs[] =
diff --git a/drivers/gpu/drm/radeon/evergreend.h b/drivers/gpu/drm/radeon/evergreend.h
index d507f43..113c70c 100644
--- a/drivers/gpu/drm/radeon/evergreend.h
+++ b/drivers/gpu/drm/radeon/evergreend.h
@@ -658,6 +658,8 @@
#define PACKET3_EVENT_WRITE_EOP 0x47
#define PACKET3_EVENT_WRITE_EOS 0x48
#define PACKET3_PREAMBLE_CNTL 0x4A
+# define PACKET3_PREAMBLE_BEGIN_CLEAR_STATE (2 << 28)
+# define PACKET3_PREAMBLE_END_CLEAR_STATE (3 << 28)
#define PACKET3_RB_OFFSET 0x4B
#define PACKET3_ALU_PS_CONST_BUFFER_COPY 0x4C
#define PACKET3_ALU_VS_CONST_BUFFER_COPY 0x4D
generated by cgit v1.1 at 2024-06-23 17:28:43 +0000