diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0790-drm-amd-pp-Fix-truncated-clock-value-when-set-waterm.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0790-drm-amd-pp-Fix-truncated-clock-value-when-set-waterm.patch | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0790-drm-amd-pp-Fix-truncated-clock-value-when-set-waterm.patch b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0790-drm-amd-pp-Fix-truncated-clock-value-when-set-waterm.patch new file mode 100644 index 00000000..02649c5d --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux-4.19/linux-yocto-4.19.8/0790-drm-amd-pp-Fix-truncated-clock-value-when-set-waterm.patch @@ -0,0 +1,84 @@ +From 1da2203057d43731c9d2e46cf9b5493b8e950906 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Tue, 13 Nov 2018 11:15:56 +0800 +Subject: [PATCH 0790/2940] drm/amd/pp: Fix truncated clock value when set + watermark + +the clk value should be tranferred to MHz first and +then transfer to uint16. otherwise, the clock value +will be truncated. + +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Reported-by: Hersen Wu <hersenxs.wu@amd.com> +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +Cc: stable@vger.kernel.org +--- + .../gpu/drm/amd/powerplay/hwmgr/smu_helper.c | 32 +++++++++---------- + 1 file changed, 16 insertions(+), 16 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c +index 99a33c33a32c..101c09b212ad 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu_helper.c +@@ -713,20 +713,20 @@ int smu_set_watermarks_for_clocks_ranges(void *wt_table, + for (i = 0; i < wm_with_clock_ranges->num_wm_dmif_sets; i++) { + table->WatermarkRow[1][i].MinClock = + cpu_to_le16((uint16_t) +- (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_min_dcfclk_clk_in_khz) / +- 1000); ++ (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_min_dcfclk_clk_in_khz / ++ 1000)); + table->WatermarkRow[1][i].MaxClock = + cpu_to_le16((uint16_t) +- (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_max_dcfclk_clk_in_khz) / +- 1000); ++ (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_max_dcfclk_clk_in_khz / ++ 1000)); + table->WatermarkRow[1][i].MinUclk = + cpu_to_le16((uint16_t) +- (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_min_mem_clk_in_khz) / +- 1000); ++ (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_min_mem_clk_in_khz / ++ 1000)); + table->WatermarkRow[1][i].MaxUclk = + cpu_to_le16((uint16_t) +- (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_max_mem_clk_in_khz) / +- 1000); ++ (wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_max_mem_clk_in_khz / ++ 1000)); + table->WatermarkRow[1][i].WmSetting = (uint8_t) + wm_with_clock_ranges->wm_dmif_clocks_ranges[i].wm_set_id; + } +@@ -734,20 +734,20 @@ int smu_set_watermarks_for_clocks_ranges(void *wt_table, + for (i = 0; i < wm_with_clock_ranges->num_wm_mcif_sets; i++) { + table->WatermarkRow[0][i].MinClock = + cpu_to_le16((uint16_t) +- (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_min_socclk_clk_in_khz) / +- 1000); ++ (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_min_socclk_clk_in_khz / ++ 1000)); + table->WatermarkRow[0][i].MaxClock = + cpu_to_le16((uint16_t) +- (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_max_socclk_clk_in_khz) / +- 1000); ++ (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_max_socclk_clk_in_khz / ++ 1000)); + table->WatermarkRow[0][i].MinUclk = + cpu_to_le16((uint16_t) +- (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_min_mem_clk_in_khz) / +- 1000); ++ (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_min_mem_clk_in_khz / ++ 1000)); + table->WatermarkRow[0][i].MaxUclk = + cpu_to_le16((uint16_t) +- (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_max_mem_clk_in_khz) / +- 1000); ++ (wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_max_mem_clk_in_khz / ++ 1000)); + table->WatermarkRow[0][i].WmSetting = (uint8_t) + wm_with_clock_ranges->wm_mcif_clocks_ranges[i].wm_set_id; + } +-- +2.17.1 + |