From: Michal Simek <michal.simek@xilinx.com>
To: u-boot@lists.denx.de, git@xilinx.com
Cc: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>,
Adrian Fiergolski <adrian.fiergolski@fastree3d.com>,
Jaehoon Chung <jh80.chung@samsung.com>
Subject: [PATCH 2/4] firmware: zynqmp: Add support for set sd config and is function supported
Date: Wed, 23 Feb 2022 15:36:03 +0100 [thread overview]
Message-ID: <f64fa2f73e4775e9ad2f4d91339d6c74b43116a3.1645626962.git.michal.simek@xilinx.com> (raw)
In-Reply-To: <cover.1645626962.git.michal.simek@xilinx.com>
From: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Add firmware API's to set SD configuration and to check if a purticular
function is supported.
Signed-off-by: Ashok Reddy Soma <ashok.reddy.soma@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---
drivers/firmware/firmware-zynqmp.c | 51 ++++++++++++++++++++++++++++++
include/zynqmp_firmware.h | 6 ++++
2 files changed, 57 insertions(+)
diff --git a/drivers/firmware/firmware-zynqmp.c b/drivers/firmware/firmware-zynqmp.c
index 8d8492d99f7e..8916c5589635 100644
--- a/drivers/firmware/firmware-zynqmp.c
+++ b/drivers/firmware/firmware-zynqmp.c
@@ -140,6 +140,57 @@ unsigned int zynqmp_firmware_version(void)
return pm_api_version;
};
+int zynqmp_pm_set_sd_config(u32 node, enum pm_sd_config_type config, u32 value)
+{
+ int ret;
+
+ ret = xilinx_pm_request(PM_IOCTL, node, IOCTL_SET_SD_CONFIG,
+ config, value, NULL);
+ if (ret)
+ printf("%s: node %d: set_sd_config %d failed\n",
+ __func__, node, config);
+
+ return ret;
+}
+
+int zynqmp_pm_is_function_supported(const u32 api_id, const u32 id)
+{
+ int ret;
+ u32 *bit_mask;
+ u32 ret_payload[PAYLOAD_ARG_CNT];
+
+ /* Input arguments validation */
+ if (id >= 64 || (api_id != PM_IOCTL && api_id != PM_QUERY_DATA))
+ return -EINVAL;
+
+ /* Check feature check API version */
+ ret = xilinx_pm_request(PM_FEATURE_CHECK, PM_FEATURE_CHECK, 0, 0, 0,
+ ret_payload);
+ if (ret)
+ return ret;
+
+ /* Check if feature check version 2 is supported or not */
+ if ((ret_payload[1] & FIRMWARE_VERSION_MASK) == PM_API_VERSION_2) {
+ /*
+ * Call feature check for IOCTL/QUERY API to get IOCTL ID or
+ * QUERY ID feature status.
+ */
+
+ ret = xilinx_pm_request(PM_FEATURE_CHECK, api_id, 0, 0, 0,
+ ret_payload);
+ if (ret)
+ return ret;
+
+ bit_mask = &ret_payload[2];
+ if ((bit_mask[(id / 32)] & BIT((id % 32))) == 0)
+ return -EOPNOTSUPP;
+ } else {
+ return -ENODATA;
+ }
+
+ return 0;
+}
+
/**
* Send a configuration object to the PMU firmware.
*
diff --git a/include/zynqmp_firmware.h b/include/zynqmp_firmware.h
index 6d7614f4af00..f577008736d9 100644
--- a/include/zynqmp_firmware.h
+++ b/include/zynqmp_firmware.h
@@ -438,6 +438,8 @@ int zynqmp_pmufw_config_close(void);
void zynqmp_pmufw_load_config_object(const void *cfg_obj, size_t size);
int xilinx_pm_request(u32 api_id, u32 arg0, u32 arg1, u32 arg2,
u32 arg3, u32 *ret_payload);
+int zynqmp_pm_set_sd_config(u32 node, enum pm_sd_config_type config, u32 value);
+int zynqmp_pm_is_function_supported(const u32 api_id, const u32 id);
/* Type of Config Object */
#define PM_CONFIG_OBJECT_TYPE_BASE 0x1U
@@ -469,5 +471,9 @@ enum zynqmp_pm_request_ack {
#define ZYNQMP_PM_CAPABILITY_UNUSABLE 0x8U
#define ZYNQMP_PM_MAX_QOS 100U
+/* Firmware feature check version mask */
+#define FIRMWARE_VERSION_MASK GENMASK(15, 0)
+/* PM API versions */
+#define PM_API_VERSION_2 2
#endif /* _ZYNQMP_FIRMWARE_H_ */
--
2.35.1
next prev parent reply other threads:[~2022-02-23 14:36 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-23 14:36 [PATCH 0/4] mmc: zynq_sdhci: Add support for dynamic IP configuration Michal Simek
2022-02-23 14:36 ` [PATCH 1/4] firmware: zynqmp: Add and update firmware enums Michal Simek
2022-02-23 14:36 ` Michal Simek [this message]
2022-02-23 14:36 ` [PATCH 3/4] lib: div64: Add support for round up of div64_u64 Michal Simek
2022-02-23 14:36 ` [PATCH 4/4] mmc: zynq_sdhci: Add support for dynamic configuration Michal Simek
2022-03-09 11:35 ` [PATCH 0/4] mmc: zynq_sdhci: Add support for dynamic IP configuration Michal Simek
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