[PATCH 45/48] drm/radeon/kms: add support for ucode loading on trinity (v2)
alexdeucher at gmail.com
alexdeucher at gmail.com
Tue Mar 20 14:18:39 PDT 2012
From: Alex Deucher <alexander.deucher at amd.com>
v2: fix check for MC ucode from Tom.
Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
---
drivers/gpu/drm/radeon/ni.c | 82 +++++++++++++++++++++++++++++++---------
drivers/gpu/drm/radeon/r600.c | 21 ++++++++--
drivers/gpu/drm/radeon/r600d.h | 4 ++
drivers/gpu/drm/radeon/si.c | 4 +-
4 files changed, 87 insertions(+), 24 deletions(-)
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index bae3ec3..a48ca53 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -42,6 +42,8 @@ extern void evergreen_irq_suspend(struct radeon_device *rdev);
extern int evergreen_mc_init(struct radeon_device *rdev);
extern void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev);
extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
+extern void si_rlc_fini(struct radeon_device *rdev);
+extern int si_rlc_init(struct radeon_device *rdev);
#define EVERGREEN_PFP_UCODE_SIZE 1120
#define EVERGREEN_PM4_UCODE_SIZE 1376
@@ -53,6 +55,8 @@ extern void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
#define CAYMAN_RLC_UCODE_SIZE 1024
#define CAYMAN_MC_UCODE_SIZE 6037
+#define ARUBA_RLC_UCODE_SIZE 1536
+
/* Firmware Names */
MODULE_FIRMWARE("radeon/BARTS_pfp.bin");
MODULE_FIRMWARE("radeon/BARTS_me.bin");
@@ -68,6 +72,9 @@ MODULE_FIRMWARE("radeon/CAYMAN_pfp.bin");
MODULE_FIRMWARE("radeon/CAYMAN_me.bin");
MODULE_FIRMWARE("radeon/CAYMAN_mc.bin");
MODULE_FIRMWARE("radeon/CAYMAN_rlc.bin");
+MODULE_FIRMWARE("radeon/ARUBA_pfp.bin");
+MODULE_FIRMWARE("radeon/ARUBA_me.bin");
+MODULE_FIRMWARE("radeon/ARUBA_rlc.bin");
#define BTC_IO_MC_REGS_SIZE 29
@@ -326,6 +333,15 @@ int ni_init_microcode(struct radeon_device *rdev)
rlc_req_size = CAYMAN_RLC_UCODE_SIZE * 4;
mc_req_size = CAYMAN_MC_UCODE_SIZE * 4;
break;
+ case CHIP_ARUBA:
+ chip_name = "ARUBA";
+ rlc_chip_name = "ARUBA";
+ /* pfp/me same size as CAYMAN */
+ pfp_req_size = CAYMAN_PFP_UCODE_SIZE * 4;
+ me_req_size = CAYMAN_PM4_UCODE_SIZE * 4;
+ rlc_req_size = ARUBA_RLC_UCODE_SIZE * 4;
+ mc_req_size = 0;
+ break;
default: BUG();
}
@@ -365,15 +381,18 @@ int ni_init_microcode(struct radeon_device *rdev)
err = -EINVAL;
}
- snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
- err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev);
- if (err)
- goto out;
- if (rdev->mc_fw->size != mc_req_size) {
- printk(KERN_ERR
- "ni_mc: Bogus length %zu in firmware \"%s\"\n",
- rdev->mc_fw->size, fw_name);
- err = -EINVAL;
+ /* no MC ucode on TN */
+ if (!(rdev->flags & RADEON_IS_IGP)) {
+ snprintf(fw_name, sizeof(fw_name), "radeon/%s_mc.bin", chip_name);
+ err = request_firmware(&rdev->mc_fw, fw_name, &pdev->dev);
+ if (err)
+ goto out;
+ if (rdev->mc_fw->size != mc_req_size) {
+ printk(KERN_ERR
+ "ni_mc: Bogus length %zu in firmware \"%s\"\n",
+ rdev->mc_fw->size, fw_name);
+ err = -EINVAL;
+ }
}
out:
platform_device_unregister(pdev);
@@ -1484,18 +1503,29 @@ static int cayman_startup(struct radeon_device *rdev)
/* enable pcie gen2 link */
evergreen_pcie_gen2_enable(rdev);
- if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
- r = ni_init_microcode(rdev);
+ if (rdev->flags & RADEON_IS_IGP) {
+ if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
+ r = ni_init_microcode(rdev);
+ if (r) {
+ DRM_ERROR("Failed to load firmware!\n");
+ return r;
+ }
+ }
+ } else {
+ if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
+ r = ni_init_microcode(rdev);
+ if (r) {
+ DRM_ERROR("Failed to load firmware!\n");
+ return r;
+ }
+ }
+
+ r = ni_mc_load_microcode(rdev);
if (r) {
- DRM_ERROR("Failed to load firmware!\n");
+ DRM_ERROR("Failed to load MC firmware!\n");
return r;
}
}
- r = ni_mc_load_microcode(rdev);
- if (r) {
- DRM_ERROR("Failed to load MC firmware!\n");
- return r;
- }
r = r600_vram_scratch_init(rdev);
if (r)
@@ -1514,6 +1544,15 @@ static int cayman_startup(struct radeon_device *rdev)
dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
}
+ /* allocate rlc buffers */
+ if (rdev->flags & RADEON_IS_IGP) {
+ r = si_rlc_init(rdev);
+ if (r) {
+ DRM_ERROR("Failed to init rlc BOs!\n");
+ return r;
+ }
+ }
+
/* allocate wb buffer */
r = radeon_wb_init(rdev);
if (r)
@@ -1698,6 +1737,8 @@ int cayman_init(struct radeon_device *rdev)
dev_err(rdev->dev, "disabling GPU acceleration\n");
cayman_cp_fini(rdev);
r600_irq_fini(rdev);
+ if (rdev->flags & RADEON_IS_IGP)
+ si_rlc_fini(rdev);
radeon_wb_fini(rdev);
r100_ib_fini(rdev);
radeon_vm_manager_fini(rdev);
@@ -1709,8 +1750,11 @@ int cayman_init(struct radeon_device *rdev)
/* Don't start up if the MC ucode is missing.
* The default clocks and voltages before the MC ucode
* is loaded are not suffient for advanced operations.
+ *
+ * We can skip this check for TN, because there is no MC
+ * ucode.
*/
- if (!rdev->mc_fw) {
+ if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
DRM_ERROR("radeon: MC ucode required for NI+.\n");
return -EINVAL;
}
@@ -1723,6 +1767,8 @@ void cayman_fini(struct radeon_device *rdev)
r600_blit_fini(rdev);
cayman_cp_fini(rdev);
r600_irq_fini(rdev);
+ if (rdev->flags & RADEON_IS_IGP)
+ si_rlc_fini(rdev);
radeon_wb_fini(rdev);
radeon_vm_manager_fini(rdev);
r100_ib_fini(rdev);
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 924b687..391bd26 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -49,6 +49,7 @@
#define EVERGREEN_PM4_UCODE_SIZE 1376
#define EVERGREEN_RLC_UCODE_SIZE 768
#define CAYMAN_RLC_UCODE_SIZE 1024
+#define ARUBA_RLC_UCODE_SIZE 1536
/* Firmware Names */
MODULE_FIRMWARE("radeon/R600_pfp.bin");
@@ -2861,10 +2862,17 @@ static int r600_rlc_init(struct radeon_device *rdev)
r600_rlc_stop(rdev);
- WREG32(RLC_HB_BASE, 0);
WREG32(RLC_HB_CNTL, 0);
- WREG32(RLC_HB_RPTR, 0);
- WREG32(RLC_HB_WPTR, 0);
+
+ if (rdev->family == CHIP_ARUBA) {
+ WREG32(TN_RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
+ WREG32(TN_RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
+ }
+ if (rdev->family <= CHIP_CAYMAN) {
+ WREG32(RLC_HB_BASE, 0);
+ WREG32(RLC_HB_RPTR, 0);
+ WREG32(RLC_HB_WPTR, 0);
+ }
if (rdev->family <= CHIP_CAICOS) {
WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
@@ -2873,7 +2881,12 @@ static int r600_rlc_init(struct radeon_device *rdev)
WREG32(RLC_UCODE_CNTL, 0);
fw_data = (const __be32 *)rdev->rlc_fw->data;
- if (rdev->family >= CHIP_CAYMAN) {
+ if (rdev->family >= CHIP_ARUBA) {
+ for (i = 0; i < ARUBA_RLC_UCODE_SIZE; i++) {
+ WREG32(RLC_UCODE_ADDR, i);
+ WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
+ }
+ } else if (rdev->family >= CHIP_CAYMAN) {
for (i = 0; i < CAYMAN_RLC_UCODE_SIZE; i++) {
WREG32(RLC_UCODE_ADDR, i);
WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
index 8ae328f..3568a2e 100644
--- a/drivers/gpu/drm/radeon/r600d.h
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -593,6 +593,10 @@
#define RLC_UCODE_ADDR 0x3f2c
#define RLC_UCODE_DATA 0x3f30
+/* new for TN */
+#define TN_RLC_SAVE_AND_RESTORE_BASE 0x3f10
+#define TN_RLC_CLEAR_STATE_RESTORE_BASE 0x3f20
+
#define SRBM_SOFT_RESET 0xe60
# define SOFT_RESET_RLC (1 << 13)
diff --git a/drivers/gpu/drm/radeon/si.c b/drivers/gpu/drm/radeon/si.c
index d773ea9..ac7a199 100644
--- a/drivers/gpu/drm/radeon/si.c
+++ b/drivers/gpu/drm/radeon/si.c
@@ -2949,7 +2949,7 @@ void si_vm_tlb_flush(struct radeon_device *rdev, struct radeon_vm *vm)
/*
* RLC
*/
-static void si_rlc_fini(struct radeon_device *rdev)
+void si_rlc_fini(struct radeon_device *rdev)
{
int r;
@@ -2978,7 +2978,7 @@ static void si_rlc_fini(struct radeon_device *rdev)
}
}
-static int si_rlc_init(struct radeon_device *rdev)
+int si_rlc_init(struct radeon_device *rdev)
{
int r;
--
1.7.7.5
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