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path: root/drivers/accel/ivpu/ivpu_fw.c
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Diffstat (limited to 'drivers/accel/ivpu/ivpu_fw.c')
-rw-r--r--drivers/accel/ivpu/ivpu_fw.c78
1 files changed, 73 insertions, 5 deletions
diff --git a/drivers/accel/ivpu/ivpu_fw.c b/drivers/accel/ivpu/ivpu_fw.c
index 691da521dd..5fa8bd4603 100644
--- a/drivers/accel/ivpu/ivpu_fw.c
+++ b/drivers/accel/ivpu/ivpu_fw.c
@@ -33,12 +33,17 @@
#define ADDR_TO_L2_CACHE_CFG(addr) ((addr) >> 31)
-#define IVPU_FW_CHECK_API(vdev, fw_hdr, name, min_major) \
+/* Check if FW API is compatible with the driver */
+#define IVPU_FW_CHECK_API_COMPAT(vdev, fw_hdr, name, min_major) \
ivpu_fw_check_api(vdev, fw_hdr, #name, \
VPU_##name##_API_VER_INDEX, \
VPU_##name##_API_VER_MAJOR, \
VPU_##name##_API_VER_MINOR, min_major)
+/* Check if API version is lower that the given version */
+#define IVPU_FW_CHECK_API_VER_LT(vdev, fw_hdr, name, major, minor) \
+ ivpu_fw_check_api_ver_lt(vdev, fw_hdr, #name, VPU_##name##_API_VER_INDEX, major, minor)
+
static char *ivpu_firmware;
module_param_named_unsafe(firmware, ivpu_firmware, charp, 0644);
MODULE_PARM_DESC(firmware, "VPU firmware binary in /lib/firmware/..");
@@ -105,6 +110,19 @@ ivpu_fw_check_api(struct ivpu_device *vdev, const struct vpu_firmware_header *fw
return 0;
}
+static bool
+ivpu_fw_check_api_ver_lt(struct ivpu_device *vdev, const struct vpu_firmware_header *fw_hdr,
+ const char *str, int index, u16 major, u16 minor)
+{
+ u16 fw_major = (u16)(fw_hdr->api_version[index] >> 16);
+ u16 fw_minor = (u16)(fw_hdr->api_version[index]);
+
+ if (fw_major < major || (fw_major == major && fw_minor < minor))
+ return true;
+
+ return false;
+}
+
static int ivpu_fw_parse(struct ivpu_device *vdev)
{
struct ivpu_fw_info *fw = vdev->fw;
@@ -164,9 +182,9 @@ static int ivpu_fw_parse(struct ivpu_device *vdev)
ivpu_info(vdev, "Firmware: %s, version: %s", fw->name,
(const char *)fw_hdr + VPU_FW_HEADER_SIZE);
- if (IVPU_FW_CHECK_API(vdev, fw_hdr, BOOT, 3))
+ if (IVPU_FW_CHECK_API_COMPAT(vdev, fw_hdr, BOOT, 3))
return -EINVAL;
- if (IVPU_FW_CHECK_API(vdev, fw_hdr, JSM, 3))
+ if (IVPU_FW_CHECK_API_COMPAT(vdev, fw_hdr, JSM, 3))
return -EINVAL;
fw->runtime_addr = runtime_addr;
@@ -182,6 +200,8 @@ static int ivpu_fw_parse(struct ivpu_device *vdev)
fw->trace_destination_mask = VPU_TRACE_DESTINATION_VERBOSE_TRACING;
fw->trace_hw_component_mask = -1;
+ fw->dvfs_mode = 0;
+
ivpu_dbg(vdev, FW_BOOT, "Size: file %lu image %u runtime %u shavenn %u\n",
fw->file->size, fw->image_size, fw->runtime_size, fw->shave_nn_size);
ivpu_dbg(vdev, FW_BOOT, "Address: runtime 0x%llx, load 0x%llx, entry point 0x%llx\n",
@@ -195,6 +215,23 @@ static void ivpu_fw_release(struct ivpu_device *vdev)
release_firmware(vdev->fw->file);
}
+/* Initialize workarounds that depend on FW version */
+static void
+ivpu_fw_init_wa(struct ivpu_device *vdev)
+{
+ const struct vpu_firmware_header *fw_hdr = (const void *)vdev->fw->file->data;
+
+ if (IVPU_FW_CHECK_API_VER_LT(vdev, fw_hdr, BOOT, 3, 17) ||
+ (ivpu_test_mode & IVPU_TEST_MODE_D0I3_MSG_DISABLE))
+ vdev->wa.disable_d0i3_msg = true;
+
+ /* Force enable the feature for testing purposes */
+ if (ivpu_test_mode & IVPU_TEST_MODE_D0I3_MSG_ENABLE)
+ vdev->wa.disable_d0i3_msg = false;
+
+ IVPU_PRINT_WA(disable_d0i3_msg);
+}
+
static int ivpu_fw_update_global_range(struct ivpu_device *vdev)
{
struct ivpu_fw_info *fw = vdev->fw;
@@ -248,7 +285,7 @@ static int ivpu_fw_mem_init(struct ivpu_device *vdev)
if (fw->shave_nn_size) {
fw->mem_shave_nn = ivpu_bo_alloc_internal(vdev, vdev->hw->ranges.shave.start,
- fw->shave_nn_size, DRM_IVPU_BO_UNCACHED);
+ fw->shave_nn_size, DRM_IVPU_BO_WC);
if (!fw->mem_shave_nn) {
ivpu_err(vdev, "Failed to allocate shavenn buffer\n");
ret = -ENOMEM;
@@ -297,6 +334,8 @@ int ivpu_fw_init(struct ivpu_device *vdev)
if (ret)
goto err_fw_release;
+ ivpu_fw_init_wa(vdev);
+
ret = ivpu_fw_mem_init(vdev);
if (ret)
goto err_fw_release;
@@ -422,14 +461,31 @@ static void ivpu_fw_boot_params_print(struct ivpu_device *vdev, struct vpu_boot_
boot_params->punit_telemetry_sram_size);
ivpu_dbg(vdev, FW_BOOT, "boot_params.vpu_telemetry_enable = 0x%x\n",
boot_params->vpu_telemetry_enable);
+ ivpu_dbg(vdev, FW_BOOT, "boot_params.dvfs_mode = %u\n",
+ boot_params->dvfs_mode);
+ ivpu_dbg(vdev, FW_BOOT, "boot_params.d0i3_delayed_entry = %d\n",
+ boot_params->d0i3_delayed_entry);
+ ivpu_dbg(vdev, FW_BOOT, "boot_params.d0i3_residency_time_us = %lld\n",
+ boot_params->d0i3_residency_time_us);
+ ivpu_dbg(vdev, FW_BOOT, "boot_params.d0i3_entry_vpu_ts = %llu\n",
+ boot_params->d0i3_entry_vpu_ts);
}
void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params *boot_params)
{
struct ivpu_bo *ipc_mem_rx = vdev->ipc->mem_rx;
- /* In case of warm boot we only have to reset the entrypoint addr */
+ /* In case of warm boot only update variable params */
if (!ivpu_fw_is_cold_boot(vdev)) {
+ boot_params->d0i3_residency_time_us =
+ ktime_us_delta(ktime_get_boottime(), vdev->hw->d0i3_entry_host_ts);
+ boot_params->d0i3_entry_vpu_ts = vdev->hw->d0i3_entry_vpu_ts;
+
+ ivpu_dbg(vdev, FW_BOOT, "boot_params.d0i3_residency_time_us = %lld\n",
+ boot_params->d0i3_residency_time_us);
+ ivpu_dbg(vdev, FW_BOOT, "boot_params.d0i3_entry_vpu_ts = %llu\n",
+ boot_params->d0i3_entry_vpu_ts);
+
boot_params->save_restore_ret_address = 0;
vdev->pm->is_warmboot = true;
wmb(); /* Flush WC buffers after writing save_restore_ret_address */
@@ -443,6 +499,13 @@ void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params
boot_params->frequency = ivpu_hw_reg_pll_freq_get(vdev);
/*
+ * This param is a debug firmware feature. It switches default clock
+ * to higher resolution one for fine-grained and more accurate firmware
+ * task profiling.
+ */
+ boot_params->perf_clk_frequency = ivpu_hw_profiling_freq_get(vdev);
+
+ /*
* Uncached region of VPU address space, covers IPC buffers, job queues
* and log buffers, programmable to L2$ Uncached by VPU MTRR
*/
@@ -493,6 +556,11 @@ void ivpu_fw_boot_params_setup(struct ivpu_device *vdev, struct vpu_boot_params
boot_params->punit_telemetry_sram_base = ivpu_hw_reg_telemetry_offset_get(vdev);
boot_params->punit_telemetry_sram_size = ivpu_hw_reg_telemetry_size_get(vdev);
boot_params->vpu_telemetry_enable = ivpu_hw_reg_telemetry_enable_get(vdev);
+ boot_params->dvfs_mode = vdev->fw->dvfs_mode;
+ if (!IVPU_WA(disable_d0i3_msg))
+ boot_params->d0i3_delayed_entry = 1;
+ boot_params->d0i3_residency_time_us = 0;
+ boot_params->d0i3_entry_vpu_ts = 0;
wmb(); /* Flush WC buffers after writing bootparams */
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-16 08:54:41 +0000