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drm/radeon/kms/evergreen: setup and enable the CP

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The command processor (CP) fetches command buffers and
feeds the GPU.  This patch requires the evergreen
family me and pfp ucode files.

Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Alex Deucher
2010-03-24 13:36:43 -04:00
committed by Dave Airlie
parent 32fcdbf408
commit fe251e2fff
6 changed files with 154 additions and 32 deletions
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47
drivers/gpu/drm/radeon/r600.c
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@@ -43,6 +43,8 @@
#define R700_PFP_UCODE_SIZE 848
#define R700_PM4_UCODE_SIZE 1360
#define R700_RLC_UCODE_SIZE 1024
#define EVERGREEN_PFP_UCODE_SIZE 1120
#define EVERGREEN_PM4_UCODE_SIZE 1376
/* Firmware Names */
MODULE_FIRMWARE("radeon/R600_pfp.bin");
@@ -67,6 +69,14 @@ MODULE_FIRMWARE("radeon/RV710_pfp.bin");
MODULE_FIRMWARE("radeon/RV710_me.bin");
MODULE_FIRMWARE("radeon/R600_rlc.bin");
MODULE_FIRMWARE("radeon/R700_rlc.bin");
MODULE_FIRMWARE("radeon/CEDAR_pfp.bin");
MODULE_FIRMWARE("radeon/CEDAR_me.bin");
MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin");
MODULE_FIRMWARE("radeon/REDWOOD_me.bin");
MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin");
MODULE_FIRMWARE("radeon/JUNIPER_me.bin");
MODULE_FIRMWARE("radeon/CYRPESS_pfp.bin");
MODULE_FIRMWARE("radeon/CYPRESS_me.bin");
int r600_debugfs_mc_info_init(struct radeon_device *rdev);
@@ -1449,10 +1459,31 @@ int r600_init_microcode(struct radeon_device *rdev)
chip_name = "RV710";
rlc_chip_name = "R700";
break;
case CHIP_CEDAR:
chip_name = "CEDAR";
rlc_chip_name = "";
break;
case CHIP_REDWOOD:
chip_name = "REDWOOD";
rlc_chip_name = "";
break;
case CHIP_JUNIPER:
chip_name = "JUNIPER";
rlc_chip_name = "";
break;
case CHIP_CYPRESS:
case CHIP_HEMLOCK:
chip_name = "CYPRESS";
rlc_chip_name = "";
break;
default: BUG();
}
if (rdev->family >= CHIP_RV770) {
if (rdev->family >= CHIP_CEDAR) {
pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
rlc_req_size = 0;
} else 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;
@@ -1487,6 +1518,8 @@ int r600_init_microcode(struct radeon_device *rdev)
err = -EINVAL;
}
/* XXX until evergreen interrupts are supported */
if (rdev->family < CHIP_CEDAR) {
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)
@@ -1497,6 +1530,7 @@ int r600_init_microcode(struct radeon_device *rdev)
rdev->rlc_fw->size, fw_name);
err = -EINVAL;
}
}
out:
platform_device_unregister(pdev);
@@ -1566,12 +1600,15 @@ int r600_cp_start(struct radeon_device *rdev)
}
radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
radeon_ring_write(rdev, 0x1);
if (rdev->family < CHIP_RV770) {
radeon_ring_write(rdev, 0x3);
radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1);
} else {
if (rdev->family >= CHIP_CEDAR) {
radeon_ring_write(rdev, 0x0);
radeon_ring_write(rdev, rdev->config.evergreen.max_hw_contexts - 1);
} else if (rdev->family >= CHIP_RV770) {
radeon_ring_write(rdev, 0x0);
radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1);
} else {
radeon_ring_write(rdev, 0x3);
radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1);
}
radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
radeon_ring_write(rdev, 0);