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Subject[PATCH] habanalabs: fetch pll frequency from firmware
Date
From: Alon Mizrahi <amizrahi@habana.ai>

Once firmware security is enabled, driver must fetch pll frequencies
through the firmware message interface instead of reading the registers
directly.

Signed-off-by: Alon Mizrahi <amizrahi@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
---
drivers/misc/habanalabs/common/firmware_if.c | 24 ++--
drivers/misc/habanalabs/common/habanalabs.h | 9 +-
.../misc/habanalabs/common/habanalabs_ioctl.c | 22 +++
drivers/misc/habanalabs/gaudi/gaudi.c | 135 ++++++++++++------
drivers/misc/habanalabs/gaudi/gaudiP.h | 8 ++
drivers/misc/habanalabs/goya/goya.c | 2 +-
.../misc/habanalabs/include/common/cpucp_if.h | 40 +++++-
.../habanalabs/include/common/hl_boot_if.h | 4 +
.../include/gaudi/asic_reg/gaudi_regs.h | 14 +-
.../gaudi/asic_reg/psoc_hbm_pll_regs.h | 114 ---------------
.../gaudi/asic_reg/psoc_pci_pll_regs.h | 114 ---------------
include/uapi/misc/habanalabs.h | 9 ++
12 files changed, 199 insertions(+), 296 deletions(-)
delete mode 100644 drivers/misc/habanalabs/include/gaudi/asic_reg/psoc_hbm_pll_regs.h
delete mode 100644 drivers/misc/habanalabs/include/gaudi/asic_reg/psoc_pci_pll_regs.h

diff --git a/drivers/misc/habanalabs/common/firmware_if.c b/drivers/misc/habanalabs/common/firmware_if.c
index 8f70d0bbe5e1..c4a8d6ca34bb 100644
--- a/drivers/misc/habanalabs/common/firmware_if.c
+++ b/drivers/misc/habanalabs/common/firmware_if.c
@@ -279,7 +279,8 @@ int hl_fw_send_heartbeat(struct hl_device *hdev)
return rc;
}

-int hl_fw_cpucp_info_get(struct hl_device *hdev)
+int hl_fw_cpucp_info_get(struct hl_device *hdev,
+ u32 cpu_security_boot_status_reg)
{
struct asic_fixed_properties *prop = &hdev->asic_prop;
struct cpucp_packet pkt = {};
@@ -324,6 +325,11 @@ int hl_fw_cpucp_info_get(struct hl_device *hdev)
goto out;
}

+ /* Read FW application security bits again */
+ if (hdev->asic_prop.fw_security_status_valid)
+ hdev->asic_prop.fw_app_security_map =
+ RREG32(cpu_security_boot_status_reg);
+
out:
hdev->asic_funcs->cpu_accessible_dma_pool_free(hdev,
sizeof(struct cpucp_info), cpucp_info_cpu_addr);
@@ -446,10 +452,8 @@ int hl_fw_cpucp_total_energy_get(struct hl_device *hdev, u64 *total_energy)
return rc;
}

-int hl_fw_cpucp_pll_info_get(struct hl_device *hdev,
- enum cpucp_pll_type_attributes pll_type,
- enum cpucp_pll_reg_attributes pll_reg,
- u32 *pll_info)
+int hl_fw_cpucp_pll_info_get(struct hl_device *hdev, u16 pll_index,
+ u16 *pll_freq_arr)
{
struct cpucp_packet pkt;
u64 result;
@@ -457,17 +461,19 @@ int hl_fw_cpucp_pll_info_get(struct hl_device *hdev,

memset(&pkt, 0, sizeof(pkt));

- pkt.ctl = cpu_to_le32(CPUCP_PACKET_PLL_REG_GET <<
+ pkt.ctl = cpu_to_le32(CPUCP_PACKET_PLL_INFO_GET <<
CPUCP_PKT_CTL_OPCODE_SHIFT);
- pkt.pll_type = __cpu_to_le16(pll_type);
- pkt.pll_reg = __cpu_to_le16(pll_reg);
+ pkt.pll_type = __cpu_to_le16(pll_index);

rc = hdev->asic_funcs->send_cpu_message(hdev, (u32 *) &pkt, sizeof(pkt),
HL_CPUCP_INFO_TIMEOUT_USEC, &result);
if (rc)
dev_err(hdev->dev, "Failed to read PLL info, error %d\n", rc);

- *pll_info = (u32) result;
+ pll_freq_arr[0] = FIELD_GET(CPUCP_PKT_RES_PLL_OUT0_MASK, result);
+ pll_freq_arr[1] = FIELD_GET(CPUCP_PKT_RES_PLL_OUT1_MASK, result);
+ pll_freq_arr[2] = FIELD_GET(CPUCP_PKT_RES_PLL_OUT2_MASK, result);
+ pll_freq_arr[3] = FIELD_GET(CPUCP_PKT_RES_PLL_OUT3_MASK, result);

return rc;
}
diff --git a/drivers/misc/habanalabs/common/habanalabs.h b/drivers/misc/habanalabs/common/habanalabs.h
index e1db8301ecbd..9c9c8b24c47a 100644
--- a/drivers/misc/habanalabs/common/habanalabs.h
+++ b/drivers/misc/habanalabs/common/habanalabs.h
@@ -2191,16 +2191,15 @@ void *hl_fw_cpu_accessible_dma_pool_alloc(struct hl_device *hdev, size_t size,
void hl_fw_cpu_accessible_dma_pool_free(struct hl_device *hdev, size_t size,
void *vaddr);
int hl_fw_send_heartbeat(struct hl_device *hdev);
-int hl_fw_cpucp_info_get(struct hl_device *hdev);
+int hl_fw_cpucp_info_get(struct hl_device *hdev,
+ u32 cpu_security_boot_status_reg);
int hl_fw_get_eeprom_data(struct hl_device *hdev, void *data, size_t max_size);
int hl_fw_cpucp_pci_counters_get(struct hl_device *hdev,
struct hl_info_pci_counters *counters);
int hl_fw_cpucp_total_energy_get(struct hl_device *hdev,
u64 *total_energy);
-int hl_fw_cpucp_pll_info_get(struct hl_device *hdev,
- enum cpucp_pll_type_attributes pll_type,
- enum cpucp_pll_reg_attributes pll_reg,
- u32 *pll_info);
+int hl_fw_cpucp_pll_info_get(struct hl_device *hdev, u16 pll_index,
+ u16 *pll_freq_arr);
int hl_fw_init_cpu(struct hl_device *hdev, u32 cpu_boot_status_reg,
u32 msg_to_cpu_reg, u32 cpu_msg_status_reg,
u32 cpu_security_boot_status_reg, u32 boot_err0_reg,
diff --git a/drivers/misc/habanalabs/common/habanalabs_ioctl.c b/drivers/misc/habanalabs/common/habanalabs_ioctl.c
index ba8217fc9425..32e6af1db4e3 100644
--- a/drivers/misc/habanalabs/common/habanalabs_ioctl.c
+++ b/drivers/misc/habanalabs/common/habanalabs_ioctl.c
@@ -403,6 +403,25 @@ static int total_energy_consumption_info(struct hl_fpriv *hpriv,
min((size_t) max_size, sizeof(total_energy))) ? -EFAULT : 0;
}

+static int pll_frequency_info(struct hl_fpriv *hpriv, struct hl_info_args *args)
+{
+ struct hl_device *hdev = hpriv->hdev;
+ struct hl_pll_frequency_info freq_info = {0};
+ u32 max_size = args->return_size;
+ void __user *out = (void __user *) (uintptr_t) args->return_pointer;
+ int rc;
+
+ if ((!max_size) || (!out))
+ return -EINVAL;
+
+ rc = hl_fw_cpucp_pll_info_get(hdev, args->pll_index, freq_info.output);
+ if (rc)
+ return rc;
+
+ return copy_to_user(out, &freq_info,
+ min((size_t) max_size, sizeof(freq_info))) ? -EFAULT : 0;
+}
+
static int _hl_info_ioctl(struct hl_fpriv *hpriv, void *data,
struct device *dev)
{
@@ -480,6 +499,9 @@ static int _hl_info_ioctl(struct hl_fpriv *hpriv, void *data,
case HL_INFO_TOTAL_ENERGY:
return total_energy_consumption_info(hpriv, args);

+ case HL_INFO_PLL_FREQUENCY:
+ return pll_frequency_info(hpriv, args);
+
default:
dev_err(dev, "Invalid request %d\n", args->op);
rc = -ENOTTY;
diff --git a/drivers/misc/habanalabs/gaudi/gaudi.c b/drivers/misc/habanalabs/gaudi/gaudi.c
index c44a883d9787..4d1d57f9cd74 100644
--- a/drivers/misc/habanalabs/gaudi/gaudi.c
+++ b/drivers/misc/habanalabs/gaudi/gaudi.c
@@ -103,6 +103,8 @@

#define HBM_SCRUBBING_TIMEOUT_US 1000000 /* 1s */

+#define GAUDI_PLL_MAX 10
+
static const char gaudi_irq_name[GAUDI_MSI_ENTRIES][GAUDI_MAX_STRING_LEN] = {
"gaudi cq 0_0", "gaudi cq 0_1", "gaudi cq 0_2", "gaudi cq 0_3",
"gaudi cq 1_0", "gaudi cq 1_1", "gaudi cq 1_2", "gaudi cq 1_3",
@@ -149,6 +151,19 @@ static const u16 gaudi_packet_sizes[MAX_PACKET_ID] = {
[PACKET_LOAD_AND_EXE] = sizeof(struct packet_load_and_exe)
};

+static const u32 gaudi_pll_base_addresses[GAUDI_PLL_MAX] = {
+ [CPU_PLL] = mmPSOC_CPU_PLL_NR,
+ [PCI_PLL] = mmPSOC_PCI_PLL_NR,
+ [SRAM_PLL] = mmSRAM_W_PLL_NR,
+ [HBM_PLL] = mmPSOC_HBM_PLL_NR,
+ [NIC_PLL] = mmNIC0_PLL_NR,
+ [DMA_PLL] = mmDMA_W_PLL_NR,
+ [MESH_PLL] = mmMESH_W_PLL_NR,
+ [MME_PLL] = mmPSOC_MME_PLL_NR,
+ [TPC_PLL] = mmPSOC_TPC_PLL_NR,
+ [IF_PLL] = mmIF_W_PLL_NR
+};
+
static inline bool validate_packet_id(enum packet_id id)
{
switch (id) {
@@ -688,61 +703,93 @@ static int gaudi_early_fini(struct hl_device *hdev)
}

/**
- * gaudi_fetch_psoc_frequency - Fetch PSOC frequency values
+ * gaudi_fetch_pll_frequency - Fetch PLL frequency values
*
* @hdev: pointer to hl_device structure
+ * @pll_index: index of the pll to fetch frequency from
+ * @pll_freq: pointer to store the pll frequency in MHz in each of the available
+ * outputs. if a certain output is not available a 0 will be set
*
*/
-static int gaudi_fetch_psoc_frequency(struct hl_device *hdev)
+static int gaudi_fetch_pll_frequency(struct hl_device *hdev,
+ enum gaudi_pll_index pll_index,
+ u16 *pll_freq_arr)
{
- struct asic_fixed_properties *prop = &hdev->asic_prop;
- u32 trace_freq = 0, pll_clk = 0;
- u32 div_fctr, div_sel, nr, nf, od;
- int rc;
+ u32 nr = 0, nf = 0, od = 0, pll_clk = 0, div_fctr, div_sel,
+ pll_base_addr = gaudi_pll_base_addresses[pll_index];
+ u16 freq = 0;
+ int i, rc;
+
+ if (hdev->asic_prop.fw_security_status_valid &&
+ (hdev->asic_prop.fw_app_security_map &
+ CPU_BOOT_DEV_STS0_PLL_INFO_EN)) {
+ rc = hl_fw_cpucp_pll_info_get(hdev, pll_index, pll_freq_arr);

- if (hdev->asic_prop.fw_security_disabled) {
- div_fctr = RREG32(mmPSOC_CPU_PLL_DIV_FACTOR_2);
- div_sel = RREG32(mmPSOC_CPU_PLL_DIV_SEL_2);
- nr = RREG32(mmPSOC_CPU_PLL_NR);
- nf = RREG32(mmPSOC_CPU_PLL_NF);
- od = RREG32(mmPSOC_CPU_PLL_OD);
- } else {
- rc = hl_fw_cpucp_pll_info_get(hdev, cpucp_pll_cpu,
- cpucp_pll_div_factor_reg, &div_fctr);
- rc |= hl_fw_cpucp_pll_info_get(hdev, cpucp_pll_cpu,
- cpucp_pll_div_sel_reg, &div_sel);
- rc |= hl_fw_cpucp_pll_info_get(hdev, cpucp_pll_cpu,
- cpucp_pll_nr_reg, &nr);
- rc |= hl_fw_cpucp_pll_info_get(hdev, cpucp_pll_cpu,
- cpucp_pll_nf_reg, &nf);
- rc |= hl_fw_cpucp_pll_info_get(hdev, cpucp_pll_cpu,
- cpucp_pll_od_reg, &od);
if (rc)
return rc;
- }
-
- if (div_sel == DIV_SEL_REF_CLK || div_sel == DIV_SEL_DIVIDED_REF) {
- if (div_sel == DIV_SEL_REF_CLK)
- trace_freq = PLL_REF_CLK;
- else
- trace_freq = PLL_REF_CLK / (div_fctr + 1);
- } else if (div_sel == DIV_SEL_PLL_CLK ||
+ } else if (hdev->asic_prop.fw_security_disabled) {
+ /* Backward compatibility */
+ nr = RREG32(pll_base_addr + PLL_NR_OFFSET);
+ nf = RREG32(pll_base_addr + PLL_NF_OFFSET);
+ od = RREG32(pll_base_addr + PLL_OD_OFFSET);
+
+ for (i = 0; i < HL_PLL_NUM_OUTPUTS; i++) {
+ div_fctr = RREG32(pll_base_addr +
+ PLL_DIV_FACTOR_0_OFFSET + i * 4);
+ div_sel = RREG32(pll_base_addr +
+ PLL_DIV_SEL_0_OFFSET + i * 4);
+
+ if (div_sel == DIV_SEL_REF_CLK ||
+ div_sel == DIV_SEL_DIVIDED_REF) {
+ if (div_sel == DIV_SEL_REF_CLK)
+ freq = PLL_REF_CLK;
+ else
+ freq = PLL_REF_CLK / (div_fctr + 1);
+ } else if (div_sel == DIV_SEL_PLL_CLK ||
div_sel == DIV_SEL_DIVIDED_PLL) {
- pll_clk = PLL_REF_CLK * (nf + 1) / ((nr + 1) * (od + 1));
- if (div_sel == DIV_SEL_PLL_CLK)
- trace_freq = pll_clk;
- else
- trace_freq = pll_clk / (div_fctr + 1);
+ pll_clk = PLL_REF_CLK * (nf + 1) /
+ ((nr + 1) * (od + 1));
+ if (div_sel == DIV_SEL_PLL_CLK)
+ freq = pll_clk;
+ else
+ freq = pll_clk / (div_fctr + 1);
+ } else {
+ dev_warn(hdev->dev,
+ "Received invalid div select value: %d",
+ div_sel);
+ }
+
+ pll_freq_arr[i] = freq;
+ }
} else {
- dev_warn(hdev->dev,
- "Received invalid div select value: %d", div_sel);
+ dev_err(hdev->dev, "Failed to fetch PLL frequency values\n");
+ return -EIO;
}

- prop->psoc_timestamp_frequency = trace_freq;
- prop->psoc_pci_pll_nr = nr;
- prop->psoc_pci_pll_nf = nf;
- prop->psoc_pci_pll_od = od;
- prop->psoc_pci_pll_div_factor = div_fctr;
+ return 0;
+}
+
+/**
+ * gaudi_fetch_psoc_frequency - Fetch PSOC frequency values
+ *
+ * @hdev: pointer to hl_device structure
+ *
+ */
+static int gaudi_fetch_psoc_frequency(struct hl_device *hdev)
+{
+ struct asic_fixed_properties *prop = &hdev->asic_prop;
+ u16 pll_freq[HL_PLL_NUM_OUTPUTS];
+ int rc;
+
+ rc = gaudi_fetch_pll_frequency(hdev, CPU_PLL, pll_freq);
+ if (rc)
+ return rc;
+
+ prop->psoc_timestamp_frequency = pll_freq[2];
+ prop->psoc_pci_pll_nr = 0;
+ prop->psoc_pci_pll_nf = 0;
+ prop->psoc_pci_pll_od = 0;
+ prop->psoc_pci_pll_div_factor = 0;

return 0;
}
@@ -7449,7 +7496,7 @@ static int gaudi_cpucp_info_get(struct hl_device *hdev)
if (!(gaudi->hw_cap_initialized & HW_CAP_CPU_Q))
return 0;

- rc = hl_fw_cpucp_info_get(hdev);
+ rc = hl_fw_cpucp_info_get(hdev, mmCPU_BOOT_DEV_STS0);
if (rc)
return rc;

diff --git a/drivers/misc/habanalabs/gaudi/gaudiP.h b/drivers/misc/habanalabs/gaudi/gaudiP.h
index 1a5e681c720d..f2d91f4fcffe 100644
--- a/drivers/misc/habanalabs/gaudi/gaudiP.h
+++ b/drivers/misc/habanalabs/gaudi/gaudiP.h
@@ -14,6 +14,7 @@
#include "../include/gaudi/gaudi_packets.h"
#include "../include/gaudi/gaudi.h"
#include "../include/gaudi/gaudi_async_events.h"
+#include "../include/gaudi/gaudi_fw_if.h"

#define NUMBER_OF_EXT_HW_QUEUES 8
#define NUMBER_OF_CMPLT_QUEUES NUMBER_OF_EXT_HW_QUEUES
@@ -104,6 +105,13 @@
#define MME_ACC_OFFSET (mmMME1_ACC_BASE - mmMME0_ACC_BASE)
#define SRAM_BANK_OFFSET (mmSRAM_Y0_X1_RTR_BASE - mmSRAM_Y0_X0_RTR_BASE)

+#define PLL_NR_OFFSET 0
+#define PLL_NF_OFFSET (mmPSOC_CPU_PLL_NF - mmPSOC_CPU_PLL_NR)
+#define PLL_OD_OFFSET (mmPSOC_CPU_PLL_OD - mmPSOC_CPU_PLL_NR)
+#define PLL_DIV_FACTOR_0_OFFSET (mmPSOC_CPU_PLL_DIV_FACTOR_0 - \
+ mmPSOC_CPU_PLL_NR)
+#define PLL_DIV_SEL_0_OFFSET (mmPSOC_CPU_PLL_DIV_SEL_0 - mmPSOC_CPU_PLL_NR)
+
#define NUM_OF_SOB_IN_BLOCK \
(((mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_2047 - \
mmSYNC_MNGR_E_N_SYNC_MNGR_OBJS_SOB_OBJ_0) + 4) >> 2)
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c
index 342227b93778..d91f553b8595 100644
--- a/drivers/misc/habanalabs/goya/goya.c
+++ b/drivers/misc/habanalabs/goya/goya.c
@@ -5156,7 +5156,7 @@ int goya_cpucp_info_get(struct hl_device *hdev)
if (!(goya->hw_cap_initialized & HW_CAP_CPU_Q))
return 0;

- rc = hl_fw_cpucp_info_get(hdev);
+ rc = hl_fw_cpucp_info_get(hdev, mmCPU_BOOT_DEV_STS0);
if (rc)
return rc;

diff --git a/drivers/misc/habanalabs/include/common/cpucp_if.h b/drivers/misc/habanalabs/include/common/cpucp_if.h
index 759c068b2b7a..554f82271d5f 100644
--- a/drivers/misc/habanalabs/include/common/cpucp_if.h
+++ b/drivers/misc/habanalabs/include/common/cpucp_if.h
@@ -252,10 +252,26 @@ enum pq_init_status {
* The packet's arguments specify the desired sensor and the field to
* set.
*
- * CPUCP_PACKET_PLL_REG_GET
- * Fetch register of PLL from the required PLL IP.
- * The packet's arguments specify the PLL IP and the register to get.
- * Each register is 32-bit value which is returned in result field.
+ * CPUCP_PACKET_PCIE_THROUGHPUT_GET
+ * Get throughput of PCIe.
+ * The packet's arguments specify the transaction direction (TX/RX).
+ * The window measurement is 10[msec], and the return value is in KB/sec.
+ *
+ * CPUCP_PACKET_PCIE_REPLAY_CNT_GET
+ * Replay count measures number of "replay" events, which is basicly
+ * number of retries done by PCIe.
+ *
+ * CPUCP_PACKET_TOTAL_ENERGY_GET
+ * Total Energy is measurement of energy from the time FW Linux
+ * is loaded. It is calculated by multiplying the average power
+ * by time (passed from armcp start). The units are in MilliJouls.
+ *
+ * CPUCP_PACKET_PLL_INFO_GET
+ * Fetch frequencies of PLL from the required PLL IP.
+ * The packet's arguments specify the device PLL type
+ * Pll type is the PLL from device pll_index enum.
+ * The result is composed of 4 outputs, each is 16-bit
+ * frequency in MHz.
*
*/

@@ -289,7 +305,7 @@ enum cpucp_packet_id {
CPUCP_PACKET_PCIE_THROUGHPUT_GET, /* internal */
CPUCP_PACKET_PCIE_REPLAY_CNT_GET, /* internal */
CPUCP_PACKET_TOTAL_ENERGY_GET, /* internal */
- CPUCP_PACKET_PLL_REG_GET, /* internal */
+ CPUCP_PACKET_PLL_INFO_GET, /* internal */
};

#define CPUCP_PACKET_FENCE_VAL 0xFE8CE7A5
@@ -300,6 +316,15 @@ enum cpucp_packet_id {
#define CPUCP_PKT_CTL_OPCODE_SHIFT 16
#define CPUCP_PKT_CTL_OPCODE_MASK 0x1FFF0000

+#define CPUCP_PKT_RES_PLL_OUT0_SHIFT 0
+#define CPUCP_PKT_RES_PLL_OUT0_MASK 0x000000000000FFFF
+#define CPUCP_PKT_RES_PLL_OUT1_SHIFT 16
+#define CPUCP_PKT_RES_PLL_OUT1_MASK 0x00000000FFFF0000
+#define CPUCP_PKT_RES_PLL_OUT2_SHIFT 32
+#define CPUCP_PKT_RES_PLL_OUT2_MASK 0x0000FFFF00000000
+#define CPUCP_PKT_RES_PLL_OUT3_SHIFT 48
+#define CPUCP_PKT_RES_PLL_OUT3_MASK 0xFFFF000000000000
+
struct cpucp_packet {
union {
__le64 value; /* For SET packets */
@@ -324,8 +349,9 @@ struct cpucp_packet {
__u8 pad; /* unused */
};

- struct {/* For PLL register fetch */
+ struct {/* For PLL info fetch */
__le16 pll_type;
+ /* TODO pll_reg is kept temporary before removal */
__le16 pll_reg;
};

@@ -404,6 +430,7 @@ enum cpucp_pcie_throughput_attributes {
cpucp_pcie_throughput_rx
};

+/* TODO temporary kept before removal */
enum cpucp_pll_reg_attributes {
cpucp_pll_nr_reg,
cpucp_pll_nf_reg,
@@ -412,6 +439,7 @@ enum cpucp_pll_reg_attributes {
cpucp_pll_div_sel_reg
};

+/* TODO temporary kept before removal */
enum cpucp_pll_type_attributes {
cpucp_pll_cpu,
cpucp_pll_pci,
diff --git a/drivers/misc/habanalabs/include/common/hl_boot_if.h b/drivers/misc/habanalabs/include/common/hl_boot_if.h
index 60916780df35..68ac15c53f37 100644
--- a/drivers/misc/habanalabs/include/common/hl_boot_if.h
+++ b/drivers/misc/habanalabs/include/common/hl_boot_if.h
@@ -131,6 +131,9 @@
* receiving the halt-machine event.
* Initialized in: linux
*
+ * CPU_BOOT_DEV_STS0_PLL_INFO_EN FW retrieval of PLL info is enabled.
+ * Initialized in: linux
+ *
* CPU_BOOT_DEV_STS0_ENABLED Device status register enabled.
* This is a main indication that the
* running FW populates the device status
@@ -150,6 +153,7 @@
#define CPU_BOOT_DEV_STS0_SRAM_SCR_EN (1 << 8)
#define CPU_BOOT_DEV_STS0_DRAM_SCR_EN (1 << 9)
#define CPU_BOOT_DEV_STS0_FW_HARD_RST_EN (1 << 10)
+#define CPU_BOOT_DEV_STS0_PLL_INFO_EN (1 << 11)
#define CPU_BOOT_DEV_STS0_ENABLED (1 << 31)

enum cpu_boot_status {
diff --git a/drivers/misc/habanalabs/include/gaudi/asic_reg/gaudi_regs.h b/drivers/misc/habanalabs/include/gaudi/asic_reg/gaudi_regs.h
index df21a40691e5..5bb54b34a8ae 100644
--- a/drivers/misc/habanalabs/include/gaudi/asic_reg/gaudi_regs.h
+++ b/drivers/misc/habanalabs/include/gaudi/asic_reg/gaudi_regs.h
@@ -81,6 +81,7 @@
#include "sif_rtr_ctrl_6_regs.h"
#include "sif_rtr_ctrl_7_regs.h"
#include "psoc_etr_regs.h"
+#include "psoc_cpu_pll_regs.h"

#include "dma0_qm_masks.h"
#include "mme0_qm_masks.h"
@@ -102,9 +103,6 @@

#include "nic0_qm0_masks.h"

-#include "psoc_hbm_pll_regs.h"
-#include "psoc_cpu_pll_regs.h"
-
#define GAUDI_ECC_MEM_SEL_OFFSET 0xF18
#define GAUDI_ECC_ADDRESS_OFFSET 0xF1C
#define GAUDI_ECC_SYNDROME_OFFSET 0xF20
@@ -307,4 +305,14 @@
#define mmPCIE_AUX_FLR_CTRL 0xC07394
#define mmPCIE_AUX_DBI 0xC07490

+#define mmPSOC_PCI_PLL_NR 0xC72100
+#define mmSRAM_W_PLL_NR 0x4C8100
+#define mmPSOC_HBM_PLL_NR 0xC74100
+#define mmNIC0_PLL_NR 0xCF9100
+#define mmDMA_W_PLL_NR 0x487100
+#define mmMESH_W_PLL_NR 0x4C7100
+#define mmPSOC_MME_PLL_NR 0xC71100
+#define mmPSOC_TPC_PLL_NR 0xC73100
+#define mmIF_W_PLL_NR 0x488100
+
#endif /* ASIC_REG_GAUDI_REGS_H_ */
diff --git a/drivers/misc/habanalabs/include/gaudi/asic_reg/psoc_hbm_pll_regs.h b/drivers/misc/habanalabs/include/gaudi/asic_reg/psoc_hbm_pll_regs.h
deleted file mode 100644
index 687e2255cb19..000000000000
--- a/drivers/misc/habanalabs/include/gaudi/asic_reg/psoc_hbm_pll_regs.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0
- *
- * Copyright 2016-2018 HabanaLabs, Ltd.
- * All Rights Reserved.
- *
- */
-
-/************************************
- ** This is an auto-generated file **
- ** DO NOT EDIT BELOW **
- ************************************/
-
-#ifndef ASIC_REG_PSOC_HBM_PLL_REGS_H_
-#define ASIC_REG_PSOC_HBM_PLL_REGS_H_
-
-/*
- *****************************************
- * PSOC_HBM_PLL (Prototype: PLL)
- *****************************************
- */
-
-#define mmPSOC_HBM_PLL_NR 0xC74100
-
-#define mmPSOC_HBM_PLL_NF 0xC74104
-
-#define mmPSOC_HBM_PLL_OD 0xC74108
-
-#define mmPSOC_HBM_PLL_NB 0xC7410C
-
-#define mmPSOC_HBM_PLL_CFG 0xC74110
-
-#define mmPSOC_HBM_PLL_LOSE_MASK 0xC74120
-
-#define mmPSOC_HBM_PLL_LOCK_INTR 0xC74128
-
-#define mmPSOC_HBM_PLL_LOCK_BYPASS 0xC7412C
-
-#define mmPSOC_HBM_PLL_DATA_CHNG 0xC74130
-
-#define mmPSOC_HBM_PLL_RST 0xC74134
-
-#define mmPSOC_HBM_PLL_SLIP_WD_CNTR 0xC74150
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_0 0xC74200
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_1 0xC74204
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_2 0xC74208
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_3 0xC7420C
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_CMD_0 0xC74220
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_CMD_1 0xC74224
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_CMD_2 0xC74228
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_CMD_3 0xC7422C
-
-#define mmPSOC_HBM_PLL_DIV_SEL_0 0xC74280
-
-#define mmPSOC_HBM_PLL_DIV_SEL_1 0xC74284
-
-#define mmPSOC_HBM_PLL_DIV_SEL_2 0xC74288
-
-#define mmPSOC_HBM_PLL_DIV_SEL_3 0xC7428C
-
-#define mmPSOC_HBM_PLL_DIV_EN_0 0xC742A0
-
-#define mmPSOC_HBM_PLL_DIV_EN_1 0xC742A4
-
-#define mmPSOC_HBM_PLL_DIV_EN_2 0xC742A8
-
-#define mmPSOC_HBM_PLL_DIV_EN_3 0xC742AC
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_BUSY_0 0xC742C0
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_BUSY_1 0xC742C4
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_BUSY_2 0xC742C8
-
-#define mmPSOC_HBM_PLL_DIV_FACTOR_BUSY_3 0xC742CC
-
-#define mmPSOC_HBM_PLL_CLK_GATER 0xC74300
-
-#define mmPSOC_HBM_PLL_CLK_RLX_0 0xC74310
-
-#define mmPSOC_HBM_PLL_CLK_RLX_1 0xC74314
-
-#define mmPSOC_HBM_PLL_CLK_RLX_2 0xC74318
-
-#define mmPSOC_HBM_PLL_CLK_RLX_3 0xC7431C
-
-#define mmPSOC_HBM_PLL_REF_CNTR_PERIOD 0xC74400
-
-#define mmPSOC_HBM_PLL_REF_LOW_THRESHOLD 0xC74410
-
-#define mmPSOC_HBM_PLL_REF_HIGH_THRESHOLD 0xC74420
-
-#define mmPSOC_HBM_PLL_PLL_NOT_STABLE 0xC74430
-
-#define mmPSOC_HBM_PLL_FREQ_CALC_EN 0xC74440
-
-#define mmPSOC_HBM_PLL_RLX_BITMAP_CFG 0xC74500
-
-#define mmPSOC_HBM_PLL_RLX_BITMAP_0 0xC74510
-
-#define mmPSOC_HBM_PLL_RLX_BITMAP_1 0xC74514
-
-#define mmPSOC_HBM_PLL_RLX_BITMAP_2 0xC74518
-
-#define mmPSOC_HBM_PLL_RLX_BITMAP_3 0xC7451C
-
-#endif /* ASIC_REG_PSOC_HBM_PLL_REGS_H_ */
diff --git a/drivers/misc/habanalabs/include/gaudi/asic_reg/psoc_pci_pll_regs.h b/drivers/misc/habanalabs/include/gaudi/asic_reg/psoc_pci_pll_regs.h
deleted file mode 100644
index 3dc9bb4542dd..000000000000
--- a/drivers/misc/habanalabs/include/gaudi/asic_reg/psoc_pci_pll_regs.h
+++ /dev/null
@@ -1,114 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0
- *
- * Copyright 2016-2018 HabanaLabs, Ltd.
- * All Rights Reserved.
- *
- */
-
-/************************************
- ** This is an auto-generated file **
- ** DO NOT EDIT BELOW **
- ************************************/
-
-#ifndef ASIC_REG_PSOC_PCI_PLL_REGS_H_
-#define ASIC_REG_PSOC_PCI_PLL_REGS_H_
-
-/*
- *****************************************
- * PSOC_PCI_PLL (Prototype: PLL)
- *****************************************
- */
-
-#define mmPSOC_PCI_PLL_NR 0xC72100
-
-#define mmPSOC_PCI_PLL_NF 0xC72104
-
-#define mmPSOC_PCI_PLL_OD 0xC72108
-
-#define mmPSOC_PCI_PLL_NB 0xC7210C
-
-#define mmPSOC_PCI_PLL_CFG 0xC72110
-
-#define mmPSOC_PCI_PLL_LOSE_MASK 0xC72120
-
-#define mmPSOC_PCI_PLL_LOCK_INTR 0xC72128
-
-#define mmPSOC_PCI_PLL_LOCK_BYPASS 0xC7212C
-
-#define mmPSOC_PCI_PLL_DATA_CHNG 0xC72130
-
-#define mmPSOC_PCI_PLL_RST 0xC72134
-
-#define mmPSOC_PCI_PLL_SLIP_WD_CNTR 0xC72150
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_0 0xC72200
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_1 0xC72204
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_2 0xC72208
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_3 0xC7220C
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_CMD_0 0xC72220
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_CMD_1 0xC72224
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_CMD_2 0xC72228
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_CMD_3 0xC7222C
-
-#define mmPSOC_PCI_PLL_DIV_SEL_0 0xC72280
-
-#define mmPSOC_PCI_PLL_DIV_SEL_1 0xC72284
-
-#define mmPSOC_PCI_PLL_DIV_SEL_2 0xC72288
-
-#define mmPSOC_PCI_PLL_DIV_SEL_3 0xC7228C
-
-#define mmPSOC_PCI_PLL_DIV_EN_0 0xC722A0
-
-#define mmPSOC_PCI_PLL_DIV_EN_1 0xC722A4
-
-#define mmPSOC_PCI_PLL_DIV_EN_2 0xC722A8
-
-#define mmPSOC_PCI_PLL_DIV_EN_3 0xC722AC
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_BUSY_0 0xC722C0
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_BUSY_1 0xC722C4
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_BUSY_2 0xC722C8
-
-#define mmPSOC_PCI_PLL_DIV_FACTOR_BUSY_3 0xC722CC
-
-#define mmPSOC_PCI_PLL_CLK_GATER 0xC72300
-
-#define mmPSOC_PCI_PLL_CLK_RLX_0 0xC72310
-
-#define mmPSOC_PCI_PLL_CLK_RLX_1 0xC72314
-
-#define mmPSOC_PCI_PLL_CLK_RLX_2 0xC72318
-
-#define mmPSOC_PCI_PLL_CLK_RLX_3 0xC7231C
-
-#define mmPSOC_PCI_PLL_REF_CNTR_PERIOD 0xC72400
-
-#define mmPSOC_PCI_PLL_REF_LOW_THRESHOLD 0xC72410
-
-#define mmPSOC_PCI_PLL_REF_HIGH_THRESHOLD 0xC72420
-
-#define mmPSOC_PCI_PLL_PLL_NOT_STABLE 0xC72430
-
-#define mmPSOC_PCI_PLL_FREQ_CALC_EN 0xC72440
-
-#define mmPSOC_PCI_PLL_RLX_BITMAP_CFG 0xC72500
-
-#define mmPSOC_PCI_PLL_RLX_BITMAP_0 0xC72510
-
-#define mmPSOC_PCI_PLL_RLX_BITMAP_1 0xC72514
-
-#define mmPSOC_PCI_PLL_RLX_BITMAP_2 0xC72518
-
-#define mmPSOC_PCI_PLL_RLX_BITMAP_3 0xC7251C
-
-#endif /* ASIC_REG_PSOC_PCI_PLL_REGS_H_ */
diff --git a/include/uapi/misc/habanalabs.h b/include/uapi/misc/habanalabs.h
index d9cc782aba21..96eea49f48bc 100644
--- a/include/uapi/misc/habanalabs.h
+++ b/include/uapi/misc/habanalabs.h
@@ -295,6 +295,7 @@ enum hl_device_status {
#define HL_INFO_CLK_THROTTLE_REASON 13
#define HL_INFO_SYNC_MANAGER 14
#define HL_INFO_TOTAL_ENERGY 15
+#define HL_INFO_PLL_FREQUENCY 16

#define HL_INFO_VERSION_MAX_LEN 128
#define HL_INFO_CARD_NAME_MAX_LEN 16
@@ -396,6 +397,12 @@ struct hl_info_energy {
__u64 total_energy_consumption;
};

+#define HL_PLL_NUM_OUTPUTS 4
+
+struct hl_pll_frequency_info {
+ __u16 output[HL_PLL_NUM_OUTPUTS];
+};
+
/**
* struct hl_info_sync_manager - sync manager information
* @first_available_sync_object: first available sob
@@ -465,6 +472,8 @@ struct hl_info_args {
* resolution.
*/
__u32 period_ms;
+ /* PLL frequency retrieval */
+ __u32 pll_index;
};

__u32 pad;
--
2.17.1
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  Last update: 2020-11-18 14:54    [W:0.410 / U:0.136 seconds]
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