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<p style="margin-top:0;margin-bottom:0">Series is:</p>
<p style="margin-top:0;margin-bottom:0">Reviewed-by: <span>Rex Zhu <Rex.Zhu@amd.com></span><span></span></p>
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<span></span><span class="li-61 "></span></p>
<p></p>
<p style="margin-top:0;margin-bottom:0">Best Regards</p>
<p style="margin-top:0;margin-bottom:0">Rex<br>
</p>
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<div id="divRplyFwdMsg" dir="ltr"><font style="font-size:11pt" color="#000000" face="Calibri, sans-serif"><b>From:</b> amd-gfx <amd-gfx-bounces@lists.freedesktop.org> on behalf of Evan Quan <evan.quan@amd.com><br>
<b>Sent:</b> Wednesday, October 24, 2018 4:09 PM<br>
<b>To:</b> amd-gfx@lists.freedesktop.org<br>
<b>Cc:</b> Quan, Evan<br>
<b>Subject:</b> [PATCH 2/2] drm/amd/powerplay: commonize the API for retrieving current clocks</font>
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<div class="PlainText">So that it can be shared between all clocks.<br>
<br>
Change-Id: Ibac99b2aa81c1cb3e988b4eae6c98d32b7f35bed<br>
Signed-off-by: Evan Quan <evan.quan@amd.com><br>
---<br>
 .../drm/amd/powerplay/hwmgr/vega20_hwmgr.c    | 44 +++++++------------<br>
 1 file changed, 15 insertions(+), 29 deletions(-)<br>
<br>
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c<br>
index 8a1ee9ce7386..57143d51e3ee 100644<br>
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c<br>
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c<br>
@@ -1875,38 +1875,20 @@ static int vega20_get_gpu_power(struct pp_hwmgr *hwmgr,<br>
         return ret;<br>
 }<br>
 <br>
-static int vega20_get_current_gfx_clk_freq(struct pp_hwmgr *hwmgr, uint32_t *gfx_freq)<br>
+static int vega20_get_current_clk_freq(struct pp_hwmgr *hwmgr,<br>
+               PPCLK_e clk_id, uint32_t *clk_freq)<br>
 {<br>
-       uint32_t gfx_clk = 0;<br>
         int ret = 0;<br>
 <br>
-       *gfx_freq = 0;<br>
+       *clk_freq = 0;<br>
 <br>
         PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(hwmgr,<br>
-                       PPSMC_MSG_GetDpmClockFreq, (PPCLK_GFXCLK << 16))) == 0,<br>
-                       "[GetCurrentGfxClkFreq] Attempt to get Current GFXCLK Frequency Failed!",<br>
+                       PPSMC_MSG_GetDpmClockFreq, (clk_id << 16))) == 0,<br>
+                       "[GetCurrentClkFreq] Attempt to get Current Frequency Failed!",<br>
                         return ret);<br>
-       gfx_clk = smum_get_argument(hwmgr);<br>
+       *clk_freq = smum_get_argument(hwmgr);<br>
 <br>
-       *gfx_freq = gfx_clk * 100;<br>
-<br>
-       return 0;<br>
-}<br>
-<br>
-static int vega20_get_current_mclk_freq(struct pp_hwmgr *hwmgr, uint32_t *mclk_freq)<br>
-{<br>
-       uint32_t mem_clk = 0;<br>
-       int ret = 0;<br>
-<br>
-       *mclk_freq = 0;<br>
-<br>
-       PP_ASSERT_WITH_CODE((ret = smum_send_msg_to_smc_with_parameter(hwmgr,<br>
-                       PPSMC_MSG_GetDpmClockFreq, (PPCLK_UCLK << 16))) == 0,<br>
-                       "[GetCurrentMClkFreq] Attempt to get Current MCLK Frequency Failed!",<br>
-                       return ret);<br>
-       mem_clk = smum_get_argument(hwmgr);<br>
-<br>
-       *mclk_freq = mem_clk * 100;<br>
+       *clk_freq = *clk_freq * 100;<br>
 <br>
         return 0;<br>
 }<br>
@@ -1937,12 +1919,16 @@ static int vega20_read_sensor(struct pp_hwmgr *hwmgr, int idx,<br>
 <br>
         switch (idx) {<br>
         case AMDGPU_PP_SENSOR_GFX_SCLK:<br>
-               ret = vega20_get_current_gfx_clk_freq(hwmgr, (uint32_t *)value);<br>
+               ret = vega20_get_current_clk_freq(hwmgr,<br>
+                               PPCLK_GFXCLK,<br>
+                               (uint32_t *)value);<br>
                 if (!ret)<br>
                         *size = 4;<br>
                 break;<br>
         case AMDGPU_PP_SENSOR_GFX_MCLK:<br>
-               ret = vega20_get_current_mclk_freq(hwmgr, (uint32_t *)value);<br>
+               ret = vega20_get_current_clk_freq(hwmgr,<br>
+                               PPCLK_UCLK,<br>
+                               (uint32_t *)value);<br>
                 if (!ret)<br>
                         *size = 4;<br>
                 break;<br>
@@ -2743,7 +2729,7 @@ static int vega20_print_clock_levels(struct pp_hwmgr *hwmgr,<br>
 <br>
         switch (type) {<br>
         case PP_SCLK:<br>
-               ret = vega20_get_current_gfx_clk_freq(hwmgr, &now);<br>
+               ret = vega20_get_current_clk_freq(hwmgr, PPCLK_GFXCLK, &now);<br>
                 PP_ASSERT_WITH_CODE(!ret,<br>
                                 "Attempt to get current gfx clk Failed!",<br>
                                 return ret);<br>
@@ -2760,7 +2746,7 @@ static int vega20_print_clock_levels(struct pp_hwmgr *hwmgr,<br>
                 break;<br>
 <br>
         case PP_MCLK:<br>
-               ret = vega20_get_current_mclk_freq(hwmgr, &now);<br>
+               ret = vega20_get_current_clk_freq(hwmgr, PPCLK_UCLK, &now);<br>
                 PP_ASSERT_WITH_CODE(!ret,<br>
                                 "Attempt to get current mclk freq Failed!",<br>
                                 return ret);<br>
-- <br>
2.19.1<br>
<br>
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