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lv_disp: add clean_dcache_cb callback

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This commit is contained in:
Themba Dube
2020-08-21 09:52:13 -04:00
parent 001fabbb18
commit 24c2921c21
4 changed files with 29 additions and 14 deletions
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19
src/lv_gpu/lv_gpu_stm32_dma2d.c
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@@ -7,6 +7,7 @@
* INCLUDES
*********************/
#include "lv_gpu_stm32_dma2d.h"
#include "../lv_core/lv_disp.h"
#include "../lv_core/lv_refr.h"
#if LV_USE_GPU_STM32_DMA2D
@@ -41,7 +42,6 @@
/**********************
* STATIC PROTOTYPES
**********************/
static void invalidate_cache(void);
static void dma2d_wait(void);
/**********************
@@ -82,7 +82,7 @@ void lv_gpu_stm32_dma2d_init(void)
*/
void lv_gpu_stm32_dma2d_fill(lv_color_t * buf, lv_coord_t buf_w, lv_color_t color, lv_coord_t fill_w, lv_coord_t fill_h)
{
invalidate_cache();
lv_disp_invalidate_cache(NULL);
DMA2D->CR = 0x30000;
DMA2D->OMAR = (uint32_t)buf;
@@ -112,7 +112,7 @@ void lv_gpu_stm32_dma2d_fill_mask(lv_color_t * buf, lv_coord_t buf_w, lv_color_t
lv_opa_t opa, lv_coord_t fill_w, lv_coord_t fill_h)
{
#if 0
invalidate_cache();
lv_disp_invalidate_cache(NULL);
/* Configure the DMA2D Mode, Color Mode and line output offset */
hdma2d.Init.Mode = DMA2D_M2M_BLEND;
@@ -156,7 +156,7 @@ void lv_gpu_stm32_dma2d_fill_mask(lv_color_t * buf, lv_coord_t buf_w, lv_color_t
void lv_gpu_stm32_dma2d_copy(lv_color_t * buf, lv_coord_t buf_w, const lv_color_t * map, lv_coord_t map_w,
lv_coord_t copy_w, lv_coord_t copy_h)
{
invalidate_cache();
lv_disp_invalidate_cache(NULL);
DMA2D->CR = 0;
/* copy output colour mode, this register controls both input and output colour format */
@@ -186,7 +186,7 @@ void lv_gpu_stm32_dma2d_copy(lv_color_t * buf, lv_coord_t buf_w, const lv_color_
void lv_gpu_stm32_dma2d_blend(lv_color_t * buf, lv_coord_t buf_w, const lv_color_t * map, lv_opa_t opa,
lv_coord_t map_w, lv_coord_t copy_w, lv_coord_t copy_h)
{
invalidate_cache();
lv_disp_invalidate_cache(NULL);
DMA2D->CR = 0x20000;
DMA2D->BGPFCCR = LV_DMA2D_COLOR_FORMAT;
@@ -214,15 +214,6 @@ void lv_gpu_stm32_dma2d_blend(lv_color_t * buf, lv_coord_t buf_w, const lv_color
* STATIC FUNCTIONS
**********************/
static void invalidate_cache(void)
{
#if __DCACHE_PRESENT
if(SCB->CCR & (uint32_t)SCB_CCR_DC_Msk) {
SCB_CleanInvalidateDCache();
}
#endif
}
static void dma2d_wait(void)
{
lv_disp_t * disp = _lv_refr_get_disp_refreshing();