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From: Alex Deucher <alexdeucher@gmail.com>
To: dri-devel@lists.freedesktop.org
Cc: Alex Deucher <alexander.deucher@amd.com>, Rex Zhu <Rex.Zhu@amd.com>
Subject: [PATCH] drm/amd/powerplay: return 0 when interface not implement on some asic.
Date: Mon,  2 May 2016 16:00:46 -0400	[thread overview]
Message-ID: <1462219259-29806-34-git-send-email-alexander.deucher@amd.com> (raw)
In-Reply-To: <1462219259-29806-1-git-send-email-alexander.deucher@amd.com>

From: Rex Zhu <Rex.Zhu@amd.com>

Don't fail if certain optional interface callbacks are missing.

Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
 drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 169 +++++++++++++++++---------
 1 file changed, 113 insertions(+), 56 deletions(-)

diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
index 32a6a6f..ce8d9bf 100644
--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
@@ -37,6 +37,12 @@
 			return -EINVAL;					\
 	} while (0)
 
+#define PP_CHECK_HW(hwmgr)						\
+	do {								\
+		if ((hwmgr) == NULL || (hwmgr)->hwmgr_func == NULL)	\
+			return -EINVAL;					\
+	} while (0)
+
 static int pp_early_init(void *handle)
 {
 	return 0;
@@ -54,8 +60,9 @@ static int pp_sw_init(void *handle)
 	pp_handle = (struct pp_instance *)handle;
 	hwmgr = pp_handle->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->pptable_func == NULL ||
-	    hwmgr->hwmgr_func == NULL ||
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->pptable_func == NULL ||
 	    hwmgr->pptable_func->pptable_init == NULL ||
 	    hwmgr->hwmgr_func->backend_init == NULL)
 		return -EINVAL;
@@ -66,9 +73,9 @@ static int pp_sw_init(void *handle)
 		ret = hwmgr->hwmgr_func->backend_init(hwmgr);
 
 	if (ret)
-		printk("amdgpu: powerplay initialization failed\n");
+		printk(KERN_ERR "amdgpu: powerplay initialization failed\n");
 	else
-		printk("amdgpu: powerplay initialized\n");
+		printk(KERN_INFO "amdgpu: powerplay initialized\n");
 
 	return ret;
 }
@@ -85,8 +92,9 @@ static int pp_sw_fini(void *handle)
 	pp_handle = (struct pp_instance *)handle;
 	hwmgr = pp_handle->hwmgr;
 
-	if (hwmgr != NULL || hwmgr->hwmgr_func != NULL ||
-	    hwmgr->hwmgr_func->backend_fini != NULL)
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->backend_fini != NULL)
 		ret = hwmgr->hwmgr_func->backend_fini(hwmgr);
 
 	return ret;
@@ -188,11 +196,12 @@ static int pp_set_clockgating_state(void *handle,
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL)
-			return -EINVAL;
+	PP_CHECK_HW(hwmgr);
 
-	if (hwmgr->hwmgr_func->update_clock_gatings == NULL)
+	if (hwmgr->hwmgr_func->update_clock_gatings == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
 		return 0;
+	}
 
 	if (state == AMD_CG_STATE_UNGATE)
 		pp_state = 0;
@@ -276,9 +285,12 @@ static int pp_set_powergating_state(void *handle,
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-			hwmgr->hwmgr_func->enable_per_cu_power_gating == NULL)
-				return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->enable_per_cu_power_gating == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	/* Enable/disable GFX per cu powergating through SMU */
 	return hwmgr->hwmgr_func->enable_per_cu_power_gating(hwmgr,
@@ -371,9 +383,12 @@ static int pp_dpm_force_performance_level(void *handle,
 
 	hwmgr = pp_handle->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	    hwmgr->hwmgr_func->force_dpm_level == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->force_dpm_level == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	hwmgr->hwmgr_func->force_dpm_level(hwmgr, level);
 
@@ -405,9 +420,12 @@ static int pp_dpm_get_sclk(void *handle, bool low)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	    hwmgr->hwmgr_func->get_sclk == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->get_sclk == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->get_sclk(hwmgr, low);
 }
@@ -421,9 +439,12 @@ static int pp_dpm_get_mclk(void *handle, bool low)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	    hwmgr->hwmgr_func->get_mclk == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->get_mclk == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->get_mclk(hwmgr, low);
 }
@@ -437,9 +458,12 @@ static int pp_dpm_powergate_vce(void *handle, bool gate)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	    hwmgr->hwmgr_func->powergate_vce == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->powergate_vce == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->powergate_vce(hwmgr, gate);
 }
@@ -453,9 +477,12 @@ static int pp_dpm_powergate_uvd(void *handle, bool gate)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	    hwmgr->hwmgr_func->powergate_uvd == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->powergate_uvd == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->powergate_uvd(hwmgr, gate);
 }
@@ -551,9 +578,13 @@ pp_debugfs_print_current_performance_level(void *handle,
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	  hwmgr->hwmgr_func->print_current_perforce_level == NULL)
+	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL)
+		return;
+
+	if (hwmgr->hwmgr_func->print_current_perforce_level == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
 		return;
+	}
 
 	hwmgr->hwmgr_func->print_current_perforce_level(hwmgr, m);
 }
@@ -567,9 +598,12 @@ static int pp_dpm_set_fan_control_mode(void *handle, uint32_t mode)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	  hwmgr->hwmgr_func->set_fan_control_mode == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->set_fan_control_mode == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->set_fan_control_mode(hwmgr, mode);
 }
@@ -583,9 +617,12 @@ static int pp_dpm_get_fan_control_mode(void *handle)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	  hwmgr->hwmgr_func->get_fan_control_mode == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->get_fan_control_mode == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->get_fan_control_mode(hwmgr);
 }
@@ -599,9 +636,12 @@ static int pp_dpm_set_fan_speed_percent(void *handle, uint32_t percent)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	  hwmgr->hwmgr_func->set_fan_speed_percent == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->set_fan_speed_percent == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->set_fan_speed_percent(hwmgr, percent);
 }
@@ -615,9 +655,12 @@ static int pp_dpm_get_fan_speed_percent(void *handle, uint32_t *speed)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	  hwmgr->hwmgr_func->get_fan_speed_percent == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->get_fan_speed_percent == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->get_fan_speed_percent(hwmgr, speed);
 }
@@ -631,9 +674,12 @@ static int pp_dpm_get_temperature(void *handle)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-	  hwmgr->hwmgr_func->get_temperature == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->get_temperature == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->get_temperature(hwmgr);
 }
@@ -687,9 +733,12 @@ static int pp_dpm_get_pp_table(void *handle, char **table)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-		hwmgr->hwmgr_func->get_pp_table == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->get_pp_table == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->get_pp_table(hwmgr, table);
 }
@@ -703,9 +752,12 @@ static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size)
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-		hwmgr->hwmgr_func->set_pp_table == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->set_pp_table == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->set_pp_table(hwmgr, buf, size);
 }
@@ -720,9 +772,12 @@ static int pp_dpm_force_clock_level(void *handle,
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-			hwmgr->hwmgr_func->force_clock_level == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
+
+	if (hwmgr->hwmgr_func->force_clock_level == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 
 	return hwmgr->hwmgr_func->force_clock_level(hwmgr, type, level);
 }
@@ -737,10 +792,12 @@ static int pp_dpm_print_clock_levels(void *handle,
 
 	hwmgr = ((struct pp_instance *)handle)->hwmgr;
 
-	if (hwmgr == NULL || hwmgr->hwmgr_func == NULL ||
-			hwmgr->hwmgr_func->print_clock_levels == NULL)
-		return -EINVAL;
+	PP_CHECK_HW(hwmgr);
 
+	if (hwmgr->hwmgr_func->print_clock_levels == NULL) {
+		printk(KERN_INFO "%s was not implemented.\n", __func__);
+		return 0;
+	}
 	return hwmgr->hwmgr_func->print_clock_levels(hwmgr, type, buf);
 }
 
-- 
2.5.5

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  parent reply	other threads:[~2016-05-02 20:01 UTC|newest]

Thread overview: 47+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-02 20:00 Misc amdgpu patches Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/dce11: fix vertical bars appear on monitor Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/amdgpu: Add SW clock gating support to UVD 5 and 6 Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/amdgpu: Enable clockgating for UVD5 on Tonga Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/amdgpu: Enable clockgating in UVD6 for Stoney Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: use min_clock_in_sr for deep sleep feature Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: Set PFLIP_SUBMITTED for crtc after address update Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: add new CG flag for ROM clockgating Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/gfx: add proper CG flags for fiji Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/sdma: " Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/common: " Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/gmc: " Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/gfx8: rename send_serdes_cmd Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/gfx: adjust gfx_v8_0_send_serdes_cmd for ST Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: add a new set of rlc function pointers Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/gfx: rework fiji cg functions so they can be shared Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: enable gfx clockgating for CZ Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: enable gfx clockgating for ST (v2) Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/vi: rename fiji cg functions Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: enable gmc clockgating for CZ Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: enable gmc clockgating for ST Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/sdma: rename fiji cg functions Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: enable sdma clockgating on CZ Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: enable sdma clockgating on ST Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: add ELM/BAF DCE11 configs (v2) Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: add ELM/BAF support to dce_v11_0_pick_pll (v2) Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: enable some feature for baffin/ellesmere. (v2) Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: add fan control mode interface for baffin Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: parameter updates according to SMC Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: fix issue that get wrong reference clock value Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: Fix a bug for enabling ACDC gpio interrupt Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: update vce power gate state for baffin Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu: fix memory leak in CGS (FW info) Alex Deucher
2016-05-02 20:00 ` Alex Deucher [this message]
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: fix some initialize error on polaris10 Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: fix bug dpm can't work when resume back on Polaris Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: fix fan speed percent setting error on Polaris10 Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: add dpm force multiple levels on cz/tonga/fiji/polaris (v2) Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: revise caching the soft pptable and add it's size Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: revise reading/writing pptable on Fiji Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: revise reading/writing pptable on Tonga Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/powerplay: revise reading/writing pptable on Polaris10 Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/amdgpu: Drop print_status callbacks Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amd/amdgpu: Add debugfs entries for smc/didt/pcie Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/powerplay: add missing clockgating callback for tonga Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/fiji: set UVD CG state when enabling UVD DPM (v2) Alex Deucher
2016-05-02 20:00 ` [PATCH] drm/amdgpu/uvd6: add bypass support for fiji (v3) Alex Deucher

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