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DMA2D: invalidate cache only if enabled

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This commit is contained in:
Gabor Kiss-Vamosi
2020-04-28 14:39:02 +02:00
parent 843fa5e304
commit a54d6a1752
1 changed files with 18 additions and 12 deletions
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30
src/lv_gpu/lv_gpu_stm32_dma2d.c
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@@ -41,6 +41,7 @@
/********************** /**********************
* STATIC PROTOTYPES * STATIC PROTOTYPES
**********************/ **********************/
static void invalidate_cache(void);
static void dma2d_wait(void); static void dma2d_wait(void);
/********************** /**********************
@@ -67,9 +68,8 @@ static DMA2D_HandleTypeDef hdma2d;
*/ */
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) 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)
{ {
#if __DCACHE_PRESENT invalidate_cache();
SCB_CleanInvalidateDCache();
#endif
hdma2d.Instance = DMA2D; hdma2d.Instance = DMA2D;
hdma2d.Init.Mode = DMA2D_R2M; hdma2d.Init.Mode = DMA2D_R2M;
hdma2d.Init.ColorMode = DMA2D_OUTPUT_FORMAT; hdma2d.Init.ColorMode = DMA2D_OUTPUT_FORMAT;
@@ -98,9 +98,8 @@ void lv_gpu_stm32_dma2d_fill(lv_color_t * buf, lv_coord_t buf_w, lv_color_t colo
*/ */
void lv_gpu_stm32_dma2d_fill_mask(lv_color_t * buf, lv_coord_t buf_w, lv_color_t color, const lv_opa_t * mask, lv_opa_t opa, lv_coord_t fill_w, lv_coord_t fill_h) void lv_gpu_stm32_dma2d_fill_mask(lv_color_t * buf, lv_coord_t buf_w, lv_color_t color, const lv_opa_t * mask, lv_opa_t opa, lv_coord_t fill_w, lv_coord_t fill_h)
{ {
#if __DCACHE_PRESENT invalidate_cache();
SCB_CleanInvalidateDCache();
#endif
/* Configure the DMA2D Mode, Color Mode and line output offset */ /* Configure the DMA2D Mode, Color Mode and line output offset */
hdma2d.Init.Mode = DMA2D_M2M_BLEND; hdma2d.Init.Mode = DMA2D_M2M_BLEND;
hdma2d.Init.ColorMode = DMA2D_OUTPUT_FORMAT; hdma2d.Init.ColorMode = DMA2D_OUTPUT_FORMAT;
@@ -141,9 +140,8 @@ 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) 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)
{ {
#if __DCACHE_PRESENT invalidate_cache();
SCB_CleanInvalidateDCache();
#endif
hdma2d.Instance = DMA2D; hdma2d.Instance = DMA2D;
hdma2d.Init.Mode = DMA2D_M2M; hdma2d.Init.Mode = DMA2D_M2M;
hdma2d.Init.ColorMode = DMA2D_OUTPUT_FORMAT; hdma2d.Init.ColorMode = DMA2D_OUTPUT_FORMAT;
@@ -177,9 +175,8 @@ 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) 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)
{ {
#if __DCACHE_PRESENT invalidate_cache();
SCB_CleanInvalidateDCache();
#endif
hdma2d.Instance = DMA2D; hdma2d.Instance = DMA2D;
hdma2d.Init.Mode = DMA2D_M2M_BLEND; hdma2d.Init.Mode = DMA2D_M2M_BLEND;
hdma2d.Init.ColorMode = DMA2D_OUTPUT_FORMAT; hdma2d.Init.ColorMode = DMA2D_OUTPUT_FORMAT;
@@ -210,6 +207,15 @@ void lv_gpu_stm32_dma2d_blend(lv_color_t * buf, lv_coord_t buf_w, const lv_color
* STATIC FUNCTIONS * 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) static void dma2d_wait(void)
{ {
lv_disp_t * disp = lv_refr_get_disp_refreshing(); lv_disp_t * disp = lv_refr_get_disp_refreshing();