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https://github.com/AsahiLinux/u-boot
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firmware: scmi: support protocols on sandbox only if enabled
This change will be useful when we manually test SCMI on sandbox by enabling/disabling a specific SCMI protocol. Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org> Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
parent
63cd0dceea
commit
9c07c0a4fc
2 changed files with 70 additions and 36 deletions
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@ -66,10 +66,10 @@ struct scmi_channel {
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};
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static u8 protocols[] = {
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SCMI_PROTOCOL_ID_POWER_DOMAIN,
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SCMI_PROTOCOL_ID_CLOCK,
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SCMI_PROTOCOL_ID_RESET_DOMAIN,
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SCMI_PROTOCOL_ID_VOLTAGE_DOMAIN,
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CONFIG_IS_ENABLED(SCMI_POWER_DOMAIN, (SCMI_PROTOCOL_ID_POWER_DOMAIN,))
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CONFIG_IS_ENABLED(CLK_SCMI, (SCMI_PROTOCOL_ID_CLOCK,))
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CONFIG_IS_ENABLED(RESET_SCMI, (SCMI_PROTOCOL_ID_RESET_DOMAIN,))
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CONFIG_IS_ENABLED(DM_REGULATOR_SCMI, (SCMI_PROTOCOL_ID_VOLTAGE_DOMAIN,))
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};
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#define NUM_PROTOCOLS ARRAY_SIZE(protocols)
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@ -1124,6 +1124,13 @@ unsigned int sandbox_scmi_channel_id(struct udevice *dev)
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return chan->channel_id;
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}
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static int sandbox_proto_not_supported(struct scmi_msg *msg)
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{
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*(u32 *)msg->out_msg = SCMI_NOT_SUPPORTED;
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return 0;
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}
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static int sandbox_scmi_test_process_msg(struct udevice *dev,
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struct scmi_channel *channel,
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struct scmi_msg *msg)
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@ -1160,6 +1167,9 @@ static int sandbox_scmi_test_process_msg(struct udevice *dev,
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}
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break;
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case SCMI_PROTOCOL_ID_POWER_DOMAIN:
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if (!CONFIG_IS_ENABLED(SCMI_POWER_DOMAIN))
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return sandbox_proto_not_supported(msg);
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switch (msg->message_id) {
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case SCMI_PROTOCOL_VERSION:
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return sandbox_scmi_pwd_protocol_version(dev, msg);
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@ -1180,6 +1190,9 @@ static int sandbox_scmi_test_process_msg(struct udevice *dev,
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}
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break;
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case SCMI_PROTOCOL_ID_CLOCK:
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if (!CONFIG_IS_ENABLED(CLK_SCMI))
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return sandbox_proto_not_supported(msg);
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switch (msg->message_id) {
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case SCMI_PROTOCOL_ATTRIBUTES:
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return sandbox_scmi_clock_protocol_attribs(dev, msg);
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@ -1196,6 +1209,9 @@ static int sandbox_scmi_test_process_msg(struct udevice *dev,
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}
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break;
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case SCMI_PROTOCOL_ID_RESET_DOMAIN:
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if (!CONFIG_IS_ENABLED(RESET_SCMI))
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return sandbox_proto_not_supported(msg);
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switch (msg->message_id) {
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case SCMI_RESET_DOMAIN_ATTRIBUTES:
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return sandbox_scmi_rd_attribs(dev, msg);
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@ -1206,6 +1222,9 @@ static int sandbox_scmi_test_process_msg(struct udevice *dev,
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}
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break;
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case SCMI_PROTOCOL_ID_VOLTAGE_DOMAIN:
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if (!CONFIG_IS_ENABLED(DM_REGULATOR_SCMI))
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return sandbox_proto_not_supported(msg);
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switch (msg->message_id) {
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case SCMI_VOLTAGE_DOMAIN_ATTRIBUTES:
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return sandbox_scmi_voltd_attribs(dev, msg);
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@ -1224,8 +1243,7 @@ static int sandbox_scmi_test_process_msg(struct udevice *dev,
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case SCMI_PROTOCOL_ID_SYSTEM:
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case SCMI_PROTOCOL_ID_PERF:
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case SCMI_PROTOCOL_ID_SENSOR:
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*(u32 *)msg->out_msg = SCMI_NOT_SUPPORTED;
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return 0;
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return sandbox_proto_not_supported(msg);
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default:
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break;
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}
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@ -62,12 +62,13 @@ static int sandbox_scmi_devices_remove(struct udevice *dev)
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if (!devices)
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return 0;
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for (n = 0; n < SCMI_TEST_DEVICES_RD_COUNT; n++) {
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int ret2 = reset_free(devices->reset + n);
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if (CONFIG_IS_ENABLED(RESET_SCMI))
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for (n = 0; n < SCMI_TEST_DEVICES_RD_COUNT; n++) {
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int ret2 = reset_free(devices->reset + n);
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if (ret2 && !ret)
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ret = ret2;
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}
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if (ret2 && !ret)
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ret = ret2;
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}
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return ret;
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}
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@ -89,39 +90,53 @@ static int sandbox_scmi_devices_probe(struct udevice *dev)
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.regul_count = SCMI_TEST_DEVICES_VOLTD_COUNT,
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};
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ret = power_domain_get_by_index(dev, priv->devices.pwdom, 0);
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if (ret) {
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dev_err(dev, "%s: Failed on power domain\n", __func__);
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return ret;
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}
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for (n = 0; n < SCMI_TEST_DEVICES_CLK_COUNT; n++) {
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ret = clk_get_by_index(dev, n, priv->devices.clk + n);
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if (CONFIG_IS_ENABLED(SCMI_POWER_DOMAIN)) {
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ret = power_domain_get_by_index(dev, priv->devices.pwdom, 0);
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if (ret) {
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dev_err(dev, "%s: Failed on clk %zu\n", __func__, n);
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dev_err(dev, "%s: Failed on power domain\n", __func__);
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return ret;
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}
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}
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for (n = 0; n < SCMI_TEST_DEVICES_RD_COUNT; n++) {
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ret = reset_get_by_index(dev, n, priv->devices.reset + n);
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if (ret) {
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dev_err(dev, "%s: Failed on reset %zu\n", __func__, n);
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goto err_reset;
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if (CONFIG_IS_ENABLED(CLK_SCMI)) {
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for (n = 0; n < SCMI_TEST_DEVICES_CLK_COUNT; n++) {
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ret = clk_get_by_index(dev, n, priv->devices.clk + n);
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if (ret) {
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dev_err(dev, "%s: Failed on clk %zu\n",
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__func__, n);
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return ret;
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}
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}
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}
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for (n = 0; n < SCMI_TEST_DEVICES_VOLTD_COUNT; n++) {
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char name[32];
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if (CONFIG_IS_ENABLED(RESET_SCMI)) {
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for (n = 0; n < SCMI_TEST_DEVICES_RD_COUNT; n++) {
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ret = reset_get_by_index(dev, n,
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priv->devices.reset + n);
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if (ret) {
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dev_err(dev, "%s: Failed on reset %zu\n",
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__func__, n);
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goto err_reset;
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}
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}
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}
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ret = snprintf(name, sizeof(name), "regul%zu-supply", n);
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assert(ret >= 0 && ret < sizeof(name));
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if (CONFIG_IS_ENABLED(DM_REGULATOR_SCMI)) {
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for (n = 0; n < SCMI_TEST_DEVICES_VOLTD_COUNT; n++) {
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char name[32];
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ret = device_get_supply_regulator(dev, name,
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priv->devices.regul + n);
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if (ret) {
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dev_err(dev, "%s: Failed on voltd %zu\n", __func__, n);
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goto err_regul;
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ret = snprintf(name, sizeof(name), "regul%zu-supply",
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n);
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assert(ret >= 0 && ret < sizeof(name));
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ret = device_get_supply_regulator(dev, name,
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priv->devices.regul
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+ n);
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if (ret) {
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dev_err(dev, "%s: Failed on voltd %zu\n",
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__func__, n);
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goto err_regul;
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}
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}
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}
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@ -130,8 +145,9 @@ static int sandbox_scmi_devices_probe(struct udevice *dev)
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err_regul:
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n = SCMI_TEST_DEVICES_RD_COUNT;
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err_reset:
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for (; n > 0; n--)
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reset_free(priv->devices.reset + n - 1);
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if (CONFIG_IS_ENABLED(RESET_SCMI))
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for (; n > 0; n--)
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reset_free(priv->devices.reset + n - 1);
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return ret;
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}
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