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authorPeter Zijlstra <peterz@infradead.org>2022-05-11 16:27:06 +0200
committerPeter Zijlstra <peterz@infradead.org>2022-05-11 16:27:06 +0200
commit47319846a9e2ab1c4d22108e891818d003615bd8 (patch)
tree919dbed5c01d3ad4db009bd38bb12cfd3d038246 /drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_smu.c
parentperf/amd/ibs: Use interrupt regs ip for stack unwinding (diff)
parentLinux 5.18-rc5 (diff)
downloadlinux-dev-47319846a9e2ab1c4d22108e891818d003615bd8.tar.xz
linux-dev-47319846a9e2ab1c4d22108e891818d003615bd8.zip
Merge branch 'v5.18-rc5'
Obtain the new INTEL_FAM6 stuff required. Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_smu.c')
-rw-r--r--drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_smu.c19
1 files changed, 15 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_smu.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_smu.c
index 880ffea2afc6..2600313fea57 100644
--- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_smu.c
+++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn315/dcn315_smu.c
@@ -80,8 +80,8 @@ static const struct IP_BASE NBIO_BASE = { { { { 0x00000000, 0x00000014, 0x00000D
#define VBIOSSMC_MSG_SetDppclkFreq 0x06 ///< Set DPP clock frequency in MHZ
#define VBIOSSMC_MSG_SetHardMinDcfclkByFreq 0x07 ///< Set DCF clock frequency hard min in MHZ
#define VBIOSSMC_MSG_SetMinDeepSleepDcfclk 0x08 ///< Set DCF clock minimum frequency in deep sleep in MHZ
-#define VBIOSSMC_MSG_SetPhyclkVoltageByFreq 0x09 ///< Set display phy clock frequency in MHZ in case VMIN does not support phy frequency
-#define VBIOSSMC_MSG_GetFclkFrequency 0x0A ///< Get FCLK frequency, return frequemcy in MHZ
+#define VBIOSSMC_MSG_GetDtbclkFreq 0x09 ///< Get display dtb clock frequency in MHZ in case VMIN does not support phy frequency
+#define VBIOSSMC_MSG_SetDtbClk 0x0A ///< Set dtb clock frequency, return frequemcy in MHZ
#define VBIOSSMC_MSG_SetDisplayCount 0x0B ///< Inform PMFW of number of display connected
#define VBIOSSMC_MSG_EnableTmdp48MHzRefclkPwrDown 0x0C ///< To ask PMFW turn off TMDP 48MHz refclk during display off to save power
#define VBIOSSMC_MSG_UpdatePmeRestore 0x0D ///< To ask PMFW to write into Azalia for PME wake up event
@@ -324,15 +324,26 @@ int dcn315_smu_get_dpref_clk(struct clk_mgr_internal *clk_mgr)
return (dprefclk_get_mhz * 1000);
}
-int dcn315_smu_get_smu_fclk(struct clk_mgr_internal *clk_mgr)
+int dcn315_smu_get_dtbclk(struct clk_mgr_internal *clk_mgr)
{
int fclk_get_mhz = -1;
if (clk_mgr->smu_present) {
fclk_get_mhz = dcn315_smu_send_msg_with_param(
clk_mgr,
- VBIOSSMC_MSG_GetFclkFrequency,
+ VBIOSSMC_MSG_GetDtbclkFreq,
0);
}
return (fclk_get_mhz * 1000);
}
+
+void dcn315_smu_set_dtbclk(struct clk_mgr_internal *clk_mgr, bool enable)
+{
+ if (!clk_mgr->smu_present)
+ return;
+
+ dcn315_smu_send_msg_with_param(
+ clk_mgr,
+ VBIOSSMC_MSG_SetDtbClk,
+ enable);
+}