From: Biju Das Date: Tue, 13 Feb 2024 18:12:31 +0000 (+0000) Subject: media: platform: rzg2l-cru: rzg2l-video: Fix image processing initialization X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=276739485501e61096034ec036337feab4c07dc5;p=linux.git media: platform: rzg2l-cru: rzg2l-video: Fix image processing initialization As per section 35.3.1 Starting Reception for the MIPI CSI-2 Input on the latest hardware manual (R01UH0914EJ0140 Rev.1.40) it is mentioned that initialize the AXI master first and then initialize the image processing. Fix the start procedure as per the hardware manual. Signed-off-by: Biju Das Reviewed-by: Laurent Pinchart Link: https://lore.kernel.org/r/20240213181233.242316-4-biju.das.jz@bp.renesas.com Signed-off-by: Laurent Pinchart Signed-off-by: Hans Verkuil --- diff --git a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c index d0ffa90bc6567..a7d6fe831d54c 100644 --- a/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c +++ b/drivers/media/platform/renesas/rzg2l-cru/rzg2l-video.c @@ -430,13 +430,6 @@ int rzg2l_cru_start_image_processing(struct rzg2l_cru_dev *cru) spin_lock_irqsave(&cru->qlock, flags); - /* Initialize image convert */ - ret = rzg2l_cru_initialize_image_conv(cru, fmt); - if (ret) { - spin_unlock_irqrestore(&cru->qlock, flags); - return ret; - } - /* Select a video input */ rzg2l_cru_write(cru, CRUnCTRL, CRUnCTRL_VINSEL(0)); @@ -450,6 +443,13 @@ int rzg2l_cru_start_image_processing(struct rzg2l_cru_dev *cru) /* Initialize the AXI master */ rzg2l_cru_initialize_axi(cru); + /* Initialize image convert */ + ret = rzg2l_cru_initialize_image_conv(cru, fmt); + if (ret) { + spin_unlock_irqrestore(&cru->qlock, flags); + return ret; + } + /* Enable interrupt */ rzg2l_cru_write(cru, CRUnIE, CRUnIE_EFE);