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[media] s5p-fimc: Use default input DMA burst count
Increase the input DMA "successive burst count" to default value 4 to improve DMA performance. Minor cleanup. Signed-off-by: Sylwester Nawrocki <s.nawrocki@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
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@ -417,12 +417,10 @@ void fimc_hw_set_in_dma(struct fimc_ctx *ctx)
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| S5P_MSCTRL_C_INT_IN_MASK
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| S5P_MSCTRL_2P_IN_ORDER_MASK);
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cfg |= (S5P_MSCTRL_FRAME_COUNT(1) | S5P_MSCTRL_INPUT_MEMORY);
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cfg |= S5P_MSCTRL_IN_BURST_COUNT(4) | S5P_MSCTRL_INPUT_MEMORY;
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switch (frame->fmt->color) {
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case S5P_FIMC_RGB565:
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case S5P_FIMC_RGB666:
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case S5P_FIMC_RGB888:
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case S5P_FIMC_RGB565...S5P_FIMC_RGB888:
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cfg |= S5P_MSCTRL_INFORMAT_RGB;
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break;
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case S5P_FIMC_YCBCR420:
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@ -434,10 +432,7 @@ void fimc_hw_set_in_dma(struct fimc_ctx *ctx)
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cfg |= S5P_MSCTRL_C_INT_IN_3PLANE;
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break;
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case S5P_FIMC_YCBYCR422:
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case S5P_FIMC_YCRYCB422:
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case S5P_FIMC_CBYCRY422:
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case S5P_FIMC_CRYCBY422:
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case S5P_FIMC_YCBYCR422...S5P_FIMC_CRYCBY422:
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if (frame->fmt->colplanes == 1) {
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cfg |= ctx->in_order_1p
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| S5P_MSCTRL_INFORMAT_YCBCR422_1P;
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@ -210,7 +210,7 @@
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/* Input DMA control */
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#define S5P_MSCTRL 0xfc
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#define S5P_MSCTRL_IN_BURST_COUNT_MASK (3 << 24)
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#define S5P_MSCTRL_IN_BURST_COUNT_MASK (0xF << 24)
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#define S5P_MSCTRL_2P_IN_ORDER_MASK (3 << 16)
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#define S5P_MSCTRL_2P_IN_ORDER_SHIFT 16
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#define S5P_MSCTRL_C_INT_IN_3PLANE (0 << 15)
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@ -237,7 +237,7 @@
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#define S5P_MSCTRL_INFORMAT_RGB (3 << 1)
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#define S5P_MSCTRL_INFORMAT_MASK (3 << 1)
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#define S5P_MSCTRL_ENVID (1 << 0)
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#define S5P_MSCTRL_FRAME_COUNT(x) ((x) << 24)
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#define S5P_MSCTRL_IN_BURST_COUNT(x) ((x) << 24)
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/* Output DMA Y/Cb/Cr offset */
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#define S5P_CIOYOFF 0x168
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