[PATCH 06/20] drm/amdgpu: revise init_rlc_save_restore_list behavior to support latest register_list_format/register_restore table
Huang Rui
ray.huang at amd.com
Thu Apr 19 00:22:22 UTC 2018
RLC save/restore list will be used on CGPG and GFXOFF function, it loads two bin
table of register_list_format/register_restore in RLC firmware.
Signed-off-by: Huang Rui <ray.huang at amd.com>
Acked-by: Hawking Zhang <Hawking.Zhang at amd.com>
Acked-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 141 +++++++++++++++++++++-------------
1 file changed, 87 insertions(+), 54 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
index 6387fda..5e3ddd5 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c
@@ -184,6 +184,30 @@ static const struct soc15_reg_golden golden_settings_gc_9_2_1_vg12[] =
SOC15_REG_GOLDEN_VALUE(GC, 0, mmTD_CNTL, 0x01bd9f33, 0x01000000)
};
+static const u32 GFX_RLC_SRM_INDEX_CNTL_ADDR_OFFSETS[] =
+{
+ mmRLC_SRM_INDEX_CNTL_ADDR_0 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
+ mmRLC_SRM_INDEX_CNTL_ADDR_1 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
+ mmRLC_SRM_INDEX_CNTL_ADDR_2 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
+ mmRLC_SRM_INDEX_CNTL_ADDR_3 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
+ mmRLC_SRM_INDEX_CNTL_ADDR_4 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
+ mmRLC_SRM_INDEX_CNTL_ADDR_5 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
+ mmRLC_SRM_INDEX_CNTL_ADDR_6 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
+ mmRLC_SRM_INDEX_CNTL_ADDR_7 - mmRLC_SRM_INDEX_CNTL_ADDR_0,
+};
+
+static const u32 GFX_RLC_SRM_INDEX_CNTL_DATA_OFFSETS[] =
+{
+ mmRLC_SRM_INDEX_CNTL_DATA_0 - mmRLC_SRM_INDEX_CNTL_DATA_0,
+ mmRLC_SRM_INDEX_CNTL_DATA_1 - mmRLC_SRM_INDEX_CNTL_DATA_0,
+ mmRLC_SRM_INDEX_CNTL_DATA_2 - mmRLC_SRM_INDEX_CNTL_DATA_0,
+ mmRLC_SRM_INDEX_CNTL_DATA_3 - mmRLC_SRM_INDEX_CNTL_DATA_0,
+ mmRLC_SRM_INDEX_CNTL_DATA_4 - mmRLC_SRM_INDEX_CNTL_DATA_0,
+ mmRLC_SRM_INDEX_CNTL_DATA_5 - mmRLC_SRM_INDEX_CNTL_DATA_0,
+ mmRLC_SRM_INDEX_CNTL_DATA_6 - mmRLC_SRM_INDEX_CNTL_DATA_0,
+ mmRLC_SRM_INDEX_CNTL_DATA_7 - mmRLC_SRM_INDEX_CNTL_DATA_0,
+};
+
#define VEGA10_GB_ADDR_CONFIG_GOLDEN 0x2a114042
#define VEGA12_GB_ADDR_CONFIG_GOLDEN 0x24104041
#define RAVEN_GB_ADDR_CONFIG_GOLDEN 0x24000042
@@ -1760,55 +1784,42 @@ static void gfx_v9_0_init_csb(struct amdgpu_device *adev)
adev->gfx.rlc.clear_state_size);
}
-static void gfx_v9_0_parse_ind_reg_list(int *register_list_format,
+static void gfx_v9_1_parse_ind_reg_list(int *register_list_format,
int indirect_offset,
int list_size,
int *unique_indirect_regs,
int *unique_indirect_reg_count,
- int max_indirect_reg_count,
int *indirect_start_offsets,
- int *indirect_start_offsets_count,
- int max_indirect_start_offsets_count)
+ int *indirect_start_offsets_count)
{
int idx;
- bool new_entry = true;
for (; indirect_offset < list_size; indirect_offset++) {
+ indirect_start_offsets[*indirect_start_offsets_count] = indirect_offset;
+ *indirect_start_offsets_count = *indirect_start_offsets_count + 1;
- if (new_entry) {
- new_entry = false;
- indirect_start_offsets[*indirect_start_offsets_count] = indirect_offset;
- *indirect_start_offsets_count = *indirect_start_offsets_count + 1;
- BUG_ON(*indirect_start_offsets_count >= max_indirect_start_offsets_count);
- }
+ while (register_list_format[indirect_offset] != 0xFFFFFFFF) {
+ indirect_offset += 2;
- if (register_list_format[indirect_offset] == 0xFFFFFFFF) {
- new_entry = true;
- continue;
- }
+ /* look for the matching indice */
+ for (idx = 0; idx < *unique_indirect_reg_count; idx++) {
+ if (unique_indirect_regs[idx] ==
+ register_list_format[indirect_offset] ||
+ !unique_indirect_regs[idx])
+ break;
+ }
- indirect_offset += 2;
+ BUG_ON(idx >= *unique_indirect_reg_count);
- /* look for the matching indice */
- for (idx = 0; idx < *unique_indirect_reg_count; idx++) {
- if (unique_indirect_regs[idx] ==
- register_list_format[indirect_offset])
- break;
- }
+ if (!unique_indirect_regs[idx])
+ unique_indirect_regs[idx] = register_list_format[indirect_offset];
- if (idx >= *unique_indirect_reg_count) {
- unique_indirect_regs[*unique_indirect_reg_count] =
- register_list_format[indirect_offset];
- idx = *unique_indirect_reg_count;
- *unique_indirect_reg_count = *unique_indirect_reg_count + 1;
- BUG_ON(*unique_indirect_reg_count >= max_indirect_reg_count);
+ indirect_offset++;
}
-
- register_list_format[indirect_offset] = idx;
}
}
-static int gfx_v9_0_init_rlc_save_restore_list(struct amdgpu_device *adev)
+static int gfx_v9_1_init_rlc_save_restore_list(struct amdgpu_device *adev)
{
int unique_indirect_regs[] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0};
int unique_indirect_reg_count = 0;
@@ -1817,7 +1828,7 @@ static int gfx_v9_0_init_rlc_save_restore_list(struct amdgpu_device *adev)
int indirect_start_offsets_count = 0;
int list_size = 0;
- int i = 0;
+ int i = 0, j = 0;
u32 tmp = 0;
u32 *register_list_format =
@@ -1828,15 +1839,14 @@ static int gfx_v9_0_init_rlc_save_restore_list(struct amdgpu_device *adev)
adev->gfx.rlc.reg_list_format_size_bytes);
/* setup unique_indirect_regs array and indirect_start_offsets array */
- gfx_v9_0_parse_ind_reg_list(register_list_format,
- adev->gfx.rlc.reg_list_format_direct_reg_list_length,
- adev->gfx.rlc.reg_list_format_size_bytes >> 2,
- unique_indirect_regs,
- &unique_indirect_reg_count,
- ARRAY_SIZE(unique_indirect_regs),
- indirect_start_offsets,
- &indirect_start_offsets_count,
- ARRAY_SIZE(indirect_start_offsets));
+ unique_indirect_reg_count = ARRAY_SIZE(unique_indirect_regs);
+ gfx_v9_1_parse_ind_reg_list(register_list_format,
+ adev->gfx.rlc.reg_list_format_direct_reg_list_length,
+ adev->gfx.rlc.reg_list_format_size_bytes >> 2,
+ unique_indirect_regs,
+ &unique_indirect_reg_count,
+ indirect_start_offsets,
+ &indirect_start_offsets_count);
/* enable auto inc in case it is disabled */
tmp = RREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_CNTL));
@@ -1850,19 +1860,37 @@ static int gfx_v9_0_init_rlc_save_restore_list(struct amdgpu_device *adev)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_DATA),
adev->gfx.rlc.register_restore[i]);
- /* load direct register */
- WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_ADDR), 0);
- for (i = 0; i < adev->gfx.rlc.reg_list_size_bytes >> 2; i++)
- WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_ARAM_DATA),
- adev->gfx.rlc.register_restore[i]);
-
/* load indirect register */
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_ADDR),
adev->gfx.rlc.reg_list_format_start);
- for (i = 0; i < adev->gfx.rlc.reg_list_format_size_bytes >> 2; i++)
+
+ /* direct register portion */
+ for (i = 0; i < adev->gfx.rlc.reg_list_format_direct_reg_list_length; i++)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
register_list_format[i]);
+ /* indirect register portion */
+ while (i < (adev->gfx.rlc.reg_list_format_size_bytes >> 2)) {
+ if (register_list_format[i] == 0xFFFFFFFF) {
+ WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
+ continue;
+ }
+
+ WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
+ WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, register_list_format[i++]);
+
+ for (j = 0; j < unique_indirect_reg_count; j++) {
+ if (register_list_format[i] == unique_indirect_regs[j]) {
+ WREG32_SOC15(GC, 0, mmRLC_GPM_SCRATCH_DATA, j);
+ break;
+ }
+ }
+
+ BUG_ON(j >= unique_indirect_reg_count);
+
+ i++;
+ }
+
/* set save/restore list size */
list_size = adev->gfx.rlc.reg_list_size_bytes >> 2;
list_size = list_size >> 1;
@@ -1875,14 +1903,19 @@ static int gfx_v9_0_init_rlc_save_restore_list(struct amdgpu_device *adev)
adev->gfx.rlc.starting_offsets_start);
for (i = 0; i < ARRAY_SIZE(indirect_start_offsets); i++)
WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_GPM_SCRATCH_DATA),
- indirect_start_offsets[i]);
+ indirect_start_offsets[i]);
/* load unique indirect regs*/
for (i = 0; i < ARRAY_SIZE(unique_indirect_regs); i++) {
- WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_ADDR_0) + i,
- unique_indirect_regs[i] & 0x3FFFF);
- WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_DATA_0) + i,
- unique_indirect_regs[i] >> 20);
+ if (unique_indirect_regs[i] != 0) {
+ WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_ADDR_0)
+ + GFX_RLC_SRM_INDEX_CNTL_ADDR_OFFSETS[i],
+ unique_indirect_regs[i] & 0x3FFFF);
+
+ WREG32(SOC15_REG_OFFSET(GC, 0, mmRLC_SRM_INDEX_CNTL_DATA_0)
+ + GFX_RLC_SRM_INDEX_CNTL_DATA_OFFSETS[i],
+ unique_indirect_regs[i] >> 20);
+ }
}
kfree(register_list_format);
@@ -2072,7 +2105,7 @@ static void gfx_v9_0_init_pg(struct amdgpu_device *adev)
AMD_PG_SUPPORT_GDS |
AMD_PG_SUPPORT_RLC_SMU_HS)) {
gfx_v9_0_init_csb(adev);
- gfx_v9_0_init_rlc_save_restore_list(adev);
+ gfx_v9_1_init_rlc_save_restore_list(adev);
gfx_v9_0_enable_save_restore_machine(adev);
WREG32(mmRLC_JUMP_TABLE_RESTORE,
--
2.7.4
More information about the amd-gfx
mailing list