From fd99bd8b805c7c01af7dd66e22bb31c8cfe64310 Mon Sep 17 00:00:00 2001 From: Liviu Dudau Date: Fri, 5 Oct 2018 13:30:48 +0100 Subject: [PATCH] drm: malidp: Add the size of the superblocks when calculating total size for AFBC buffers The size of the superblocks being added to the total AFBC buffer size got lost in the upstreaming process. Add it back. Reviewed-by: Ayan Kumar Halder Signed-off-by: Liviu Dudau --- drivers/gpu/drm/arm/malidp_drv.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/arm/malidp_drv.c b/drivers/gpu/drm/arm/malidp_drv.c index 90214851637f..505f316a192e 100644 --- a/drivers/gpu/drm/arm/malidp_drv.c +++ b/drivers/gpu/drm/arm/malidp_drv.c @@ -38,6 +38,7 @@ #define MALIDP_CONF_VALID_TIMEOUT 250 #define AFBC_HEADER_SIZE 16 +#define AFBC_SUPERBLK_ALIGNMENT 128 static void malidp_write_gamma_table(struct malidp_hw_device *hwdev, u32 data[MALIDP_COEFFTAB_NUM_COEFFS]) @@ -336,7 +337,8 @@ malidp_verify_afbc_framebuffer_size(struct drm_device *dev, afbc_superblock_size = info->cpp[0] * afbc_superblock_width * afbc_superblock_height; - afbc_size = ALIGN(n_superblocks * AFBC_HEADER_SIZE, 128); + afbc_size = ALIGN(n_superblocks * AFBC_HEADER_SIZE, AFBC_SUPERBLK_ALIGNMENT); + afbc_size += n_superblocks * ALIGN(afbc_superblock_size, AFBC_SUPERBLK_ALIGNMENT); if (mode_cmd->width * info->cpp[0] != mode_cmd->pitches[0]) { DRM_DEBUG_KMS("Invalid value of pitch (=%u) should be same as width (=%u) * cpp (=%u)\n", -- 2.30.2