diff options
Diffstat (limited to 'drivers/gpu/drm/radeon/cik.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/cik.c | 93 |
1 files changed, 92 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/cik.c b/drivers/gpu/drm/radeon/cik.c index 1f088800295d..582f8e4f36d4 100644 --- a/drivers/gpu/drm/radeon/cik.c +++ b/drivers/gpu/drm/radeon/cik.c @@ -5622,7 +5622,7 @@ static void cik_init_gfx_cgpg(struct radeon_device *rdev) if (rdev->rlc.cs_data) { WREG32(RLC_GPM_SCRATCH_ADDR, RLC_CLEAR_STATE_DESCRIPTOR_OFFSET); WREG32(RLC_GPM_SCRATCH_DATA, upper_32_bits(rdev->rlc.clear_state_gpu_addr)); - WREG32(RLC_GPM_SCRATCH_DATA, rdev->rlc.clear_state_gpu_addr); + WREG32(RLC_GPM_SCRATCH_DATA, lower_32_bits(rdev->rlc.clear_state_gpu_addr)); WREG32(RLC_GPM_SCRATCH_DATA, rdev->rlc.clear_state_size); } else { WREG32(RLC_GPM_SCRATCH_ADDR, RLC_CLEAR_STATE_DESCRIPTOR_OFFSET); @@ -5670,6 +5670,97 @@ static void cik_update_gfx_pg(struct radeon_device *rdev, bool enable) cik_enable_gfx_dynamic_mgpg(rdev, enable); } +u32 cik_get_csb_size(struct radeon_device *rdev) +{ + u32 count = 0; + const struct cs_section_def *sect = NULL; + const struct cs_extent_def *ext = NULL; + + if (rdev->rlc.cs_data == NULL) + return 0; + + /* begin clear state */ + count += 2; + /* context control state */ + count += 3; + + for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) { + for (ext = sect->section; ext->extent != NULL; ++ext) { + if (sect->id == SECT_CONTEXT) + count += 2 + ext->reg_count; + else + return 0; + } + } + /* pa_sc_raster_config/pa_sc_raster_config1 */ + count += 4; + /* end clear state */ + count += 2; + /* clear state */ + count += 2; + + return count; +} + +void cik_get_csb_buffer(struct radeon_device *rdev, volatile u32 *buffer) +{ + u32 count = 0, i; + const struct cs_section_def *sect = NULL; + const struct cs_extent_def *ext = NULL; + + if (rdev->rlc.cs_data == NULL) + return; + if (buffer == NULL) + return; + + buffer[count++] = PACKET3(PACKET3_PREAMBLE_CNTL, 0); + buffer[count++] = PACKET3_PREAMBLE_BEGIN_CLEAR_STATE; + + buffer[count++] = PACKET3(PACKET3_CONTEXT_CONTROL, 1); + buffer[count++] = 0x80000000; + buffer[count++] = 0x80000000; + + for (sect = rdev->rlc.cs_data; sect->section != NULL; ++sect) { + for (ext = sect->section; ext->extent != NULL; ++ext) { + if (sect->id == SECT_CONTEXT) { + buffer[count++] = PACKET3(PACKET3_SET_CONTEXT_REG, ext->reg_count); + buffer[count++] = ext->reg_index - 0xa000; + for (i = 0; i < ext->reg_count; i++) + buffer[count++] = ext->extent[i]; + } else { + return; + } + } + } + + buffer[count++] = PACKET3(PACKET3_SET_CONTEXT_REG, 2); + buffer[count++] = PA_SC_RASTER_CONFIG - PACKET3_SET_CONTEXT_REG_START; + switch (rdev->family) { + case CHIP_BONAIRE: + buffer[count++] = 0x16000012; + buffer[count++] = 0x00000000; + break; + case CHIP_KAVERI: + buffer[count++] = 0x00000000; /* XXX */ + buffer[count++] = 0x00000000; + break; + case CHIP_KABINI: + buffer[count++] = 0x00000000; /* XXX */ + buffer[count++] = 0x00000000; + break; + default: + buffer[count++] = 0x00000000; + buffer[count++] = 0x00000000; + break; + } + + buffer[count++] = PACKET3(PACKET3_PREAMBLE_CNTL, 0); + buffer[count++] = PACKET3_PREAMBLE_END_CLEAR_STATE; + + buffer[count++] = PACKET3(PACKET3_CLEAR_STATE, 0); + buffer[count++] = 0; +} + static void cik_init_pg(struct radeon_device *rdev) { if (rdev->pg_flags) { |