From: Liu Ying Date: Wed, 16 Feb 2022 08:58:42 +0000 (+0800) Subject: drm/bridge: nwl-dsi: Remove superfluous write to NWL_DSI_IRQ_MASK register X-Git-Tag: v5.18-rc1~109^2~12^2~9 X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=150430366b2dcb170d309952143e32eb814fe7f8;p=linux-2.6-block.git drm/bridge: nwl-dsi: Remove superfluous write to NWL_DSI_IRQ_MASK register To initialize register NWL_DSI_IRQ_MASK, it's enough to write it only once in function nwl_dsi_init_interrupts(). Signed-off-by: Liu Ying Reviewed-by: Guido Günther Signed-off-by: Robert Foss Link: https://patchwork.freedesktop.org/patch/msgid/20220216085842.1973868-1-victor.liu@nxp.com --- diff --git a/drivers/gpu/drm/bridge/nwl-dsi.c b/drivers/gpu/drm/bridge/nwl-dsi.c index 30aacd939dc3..71b24e2d64f5 100644 --- a/drivers/gpu/drm/bridge/nwl-dsi.c +++ b/drivers/gpu/drm/bridge/nwl-dsi.c @@ -334,17 +334,13 @@ static int nwl_dsi_config_dpi(struct nwl_dsi *dsi) static int nwl_dsi_init_interrupts(struct nwl_dsi *dsi) { - u32 irq_enable; - - nwl_dsi_write(dsi, NWL_DSI_IRQ_MASK, 0xffffffff); - nwl_dsi_write(dsi, NWL_DSI_IRQ_MASK2, 0x7); - - irq_enable = ~(u32)(NWL_DSI_TX_PKT_DONE_MASK | - NWL_DSI_RX_PKT_HDR_RCVD_MASK | - NWL_DSI_TX_FIFO_OVFLW_MASK | - NWL_DSI_HS_TX_TIMEOUT_MASK); + u32 irq_enable = ~(u32)(NWL_DSI_TX_PKT_DONE_MASK | + NWL_DSI_RX_PKT_HDR_RCVD_MASK | + NWL_DSI_TX_FIFO_OVFLW_MASK | + NWL_DSI_HS_TX_TIMEOUT_MASK); nwl_dsi_write(dsi, NWL_DSI_IRQ_MASK, irq_enable); + nwl_dsi_write(dsi, NWL_DSI_IRQ_MASK2, 0x7); return nwl_dsi_clear_error(dsi); }