diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3676-drm-amd-pp-Add-a-helper-to-set-field-in-u32.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3676-drm-amd-pp-Add-a-helper-to-set-field-in-u32.patch | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3676-drm-amd-pp-Add-a-helper-to-set-field-in-u32.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3676-drm-amd-pp-Add-a-helper-to-set-field-in-u32.patch new file mode 100644 index 00000000..4f843b9b --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/3676-drm-amd-pp-Add-a-helper-to-set-field-in-u32.patch @@ -0,0 +1,56 @@ +From d558a1dff938c0b76d8e1ea92e6aced6aac5f6b7 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Fri, 23 Feb 2018 16:32:55 +0800 +Subject: [PATCH 3676/4131] drm/amd/pp: Add a helper to set field in u32 + +Change-Id: If309fa108e2ef5b12fa3d72e03fee18f5de205b6 +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c | 16 ++++++++++++++++ + drivers/gpu/drm/amd/powerplay/inc/hwmgr.h | 2 ++ + 2 files changed, 18 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c +index 2c7bb05..aea1076 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/hwmgr.c +@@ -64,6 +64,22 @@ uint16_t convert_to_vddc(uint8_t vid) + return (uint16_t) ((6200 - (vid * 25)) / VOLTAGE_SCALE); + } + ++uint32_t phm_set_field_to_u32(u32 offset, u32 original_data, u32 field, u32 size) ++{ ++ u32 mask = 0; ++ u32 shift = 0; ++ ++ shift = (offset % 4) << 3; ++ if (size == sizeof(uint8_t)) ++ mask = 0xFF << shift; ++ else if (size == sizeof(uint16_t)) ++ mask = 0xFFFF << shift; ++ ++ original_data &= ~mask; ++ original_data |= (field << shift); ++ return original_data; ++} ++ + static int phm_thermal_l2h_irq(void *private_data, + unsigned src_id, const uint32_t *iv_entry) + { +diff --git a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +index ae73956..2dc2e2c 100644 +--- a/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h ++++ b/drivers/gpu/drm/amd/powerplay/inc/hwmgr.h +@@ -829,6 +829,8 @@ extern int rv_init_function_pointers(struct pp_hwmgr *hwmgr); + extern int phm_get_voltage_evv_on_sclk(struct pp_hwmgr *hwmgr, uint8_t voltage_type, + uint32_t sclk, uint16_t id, uint16_t *voltage); + ++extern uint32_t phm_set_field_to_u32(u32 offset, u32 original_data, u32 field, u32 size); ++ + #define PHM_ENTIRE_REGISTER_MASK 0xFFFFFFFFU + + #define PHM_FIELD_SHIFT(reg, field) reg##__##field##__SHIFT +-- +2.7.4 + |