From: Marek Vasut Date: Thu, 3 Oct 2024 12:27:30 +0000 (+0200) Subject: staging: media: imx: vdic: Drop unused prepare_vdi_in_buffers() X-Git-Tag: v6.15-rc1~174^2~118 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5efde2811c1cc51228f2cded7ad2ab1e062026f3;p=thirdparty%2Fkernel%2Flinux.git staging: media: imx: vdic: Drop unused prepare_vdi_in_buffers() This function is unused and unlikely to be used in the near future. Remove it. Signed-off-by: Marek Vasut Reviewed-by: Philipp Zabel Signed-off-by: Hans Verkuil --- diff --git a/drivers/staging/media/imx/imx-media-vdic.c b/drivers/staging/media/imx/imx-media-vdic.c index 09da4103a8dbe..86f2b30cb06cb 100644 --- a/drivers/staging/media/imx/imx-media-vdic.c +++ b/drivers/staging/media/imx/imx-media-vdic.c @@ -180,60 +180,6 @@ out: return ret; } -/* - * This function is currently unused, but will be called when the - * output/mem2mem device at the IDMAC input pad sends us a new - * buffer. It kicks off the IDMAC read channels to bring in the - * buffer fields from memory and begin the conversions. - */ -static void __maybe_unused prepare_vdi_in_buffers(struct vdic_priv *priv, - struct imx_media_buffer *curr) -{ - dma_addr_t prev_phys, curr_phys, next_phys; - struct imx_media_buffer *prev; - struct vb2_buffer *curr_vb, *prev_vb; - u32 fs = priv->field_size; - u32 is = priv->in_stride; - - /* current input buffer is now previous */ - priv->prev_in_buf = priv->curr_in_buf; - priv->curr_in_buf = curr; - prev = priv->prev_in_buf ? priv->prev_in_buf : curr; - - prev_vb = &prev->vbuf.vb2_buf; - curr_vb = &curr->vbuf.vb2_buf; - - switch (priv->fieldtype) { - case V4L2_FIELD_SEQ_TB: - case V4L2_FIELD_SEQ_BT: - prev_phys = vb2_dma_contig_plane_dma_addr(prev_vb, 0) + fs; - curr_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0); - next_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0) + fs; - break; - case V4L2_FIELD_INTERLACED_TB: - case V4L2_FIELD_INTERLACED_BT: - case V4L2_FIELD_INTERLACED: - prev_phys = vb2_dma_contig_plane_dma_addr(prev_vb, 0) + is; - curr_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0); - next_phys = vb2_dma_contig_plane_dma_addr(curr_vb, 0) + is; - break; - default: - /* - * can't get here, priv->fieldtype can only be one of - * the above. This is to quiet smatch errors. - */ - return; - } - - ipu_cpmem_set_buffer(priv->vdi_in_ch_p, 0, prev_phys); - ipu_cpmem_set_buffer(priv->vdi_in_ch, 0, curr_phys); - ipu_cpmem_set_buffer(priv->vdi_in_ch_n, 0, next_phys); - - ipu_idmac_select_buffer(priv->vdi_in_ch_p, 0); - ipu_idmac_select_buffer(priv->vdi_in_ch, 0); - ipu_idmac_select_buffer(priv->vdi_in_ch_n, 0); -} - static int setup_vdi_channel(struct vdic_priv *priv, struct ipuv3_channel *channel, dma_addr_t phys0, dma_addr_t phys1)