diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0270-drm-amd-powerplay-round-up-the-Mhz-convertion-v2.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0270-drm-amd-powerplay-round-up-the-Mhz-convertion-v2.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0270-drm-amd-powerplay-round-up-the-Mhz-convertion-v2.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0270-drm-amd-powerplay-round-up-the-Mhz-convertion-v2.patch new file mode 100644 index 00000000..afeb2588 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0270-drm-amd-powerplay-round-up-the-Mhz-convertion-v2.patch @@ -0,0 +1,45 @@ +From 10ca8472b6a09eb7419bbdecea4937a4f137af6b Mon Sep 17 00:00:00 2001 +From: Evan Quan <evan.quan@amd.com> +Date: Tue, 19 Jun 2018 10:32:50 -0500 +Subject: [PATCH 0270/2940] drm/amd/powerplay: round up the Mhz convertion (v2) + +Since the clock value there may be like 29999 10Khz. + +v2: rebase (Alex) + +Signed-off-by: Evan Quan <evan.quan@amd.com> +Reviewed-by: Huang Rui <ray.huang@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c | 10 ++++++++-- + 1 file changed, 8 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c +index 26d130a91725..5b55c709fb1c 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu10_hwmgr.c +@@ -211,12 +211,18 @@ static int smu10_set_clock_limit(struct pp_hwmgr *hwmgr, const void *input) + return 0; + } + ++static inline uint32_t convert_10k_to_mhz(uint32_t clock) ++{ ++ return (clock + 99) / 100; ++} ++ + static int smu10_set_deep_sleep_dcefclk(struct pp_hwmgr *hwmgr, uint32_t clock) + { + struct smu10_hwmgr *smu10_data = (struct smu10_hwmgr *)(hwmgr->backend); + +- if (smu10_data->need_min_deep_sleep_dcefclk && smu10_data->deep_sleep_dcefclk != clock/100) { +- smu10_data->deep_sleep_dcefclk = clock/100; ++ if (smu10_data->need_min_deep_sleep_dcefclk && ++ smu10_data->deep_sleep_dcefclk != convert_10k_to_mhz(clock)) { ++ smu10_data->deep_sleep_dcefclk = convert_10k_to_mhz(clock); + smum_send_msg_to_smc_with_parameter(hwmgr, + PPSMC_MSG_SetMinDeepSleepDcefclk, + smu10_data->deep_sleep_dcefclk); +-- +2.17.1 + |