Commit 879659bb authored Jan 31, 2018 by Benjamin Gaignard

drm/stm: check pitch and size calculations even if !CONFIG_MMU



In all cases we have to check pitch and size calculations to speed up
data transfer.

Fixes: 21f815bf ("drm/stm: drv: Improve data transfers")

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@linaro.org>
Tested-by: Philippe Cornu <philippe.cornu@st.com>
Reviewed-by: Philippe Cornu <philippe.cornu@st.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20180131080508.14356-1-benjamin.gaignard@linaro.org

parent fd9b503d

drivers/gpu/drm/stm/drv.c

+0 −2

Original line number	Diff line number	Diff line
		@@ -35,7 +35,6 @@ static int stm_gem_cma_dumb_create(struct drm_file *file,
		struct drm_device *dev,
		struct drm_mode_create_dumb *args)
		{
		#ifdef CONFIG_MMU
		unsigned int min_pitch = DIV_ROUND_UP(args->width * args->bpp, 8);

		/*
		@@ -44,7 +43,6 @@ static int stm_gem_cma_dumb_create(struct drm_file *file,
		*/
		args->pitch = roundup(min_pitch, 128);
		args->height = roundup(args->height, 4);
		#endif

		return drm_gem_cma_dumb_create_internal(file, dev, args);
		}

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