From c017882242d671cf81256301a3e9a6fc9eefdc13 Mon Sep 17 00:00:00 2001 From: Maxime Ripard Date: Mon, 13 Jan 2020 13:39:32 +0100 Subject: [PATCH] drm/vc4: crtc: Turn static const variable into a define The hvs_latency_pix variable doesn't need to be a variable and can just be defined. Signed-off-by: Maxime Ripard --- drivers/gpu/drm/vc4/vc4_crtc.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) --- a/drivers/gpu/drm/vc4/vc4_crtc.c +++ b/drivers/gpu/drm/vc4/vc4_crtc.c @@ -44,6 +44,8 @@ #include "vc4_drv.h" #include "vc4_regs.h" +#define HVS_FIFO_LATENCY_PIX 6 + #define CRTC_WRITE(offset, val) writel(val, vc4_crtc->regs + (offset)) #define CRTC_READ(offset) readl(vc4_crtc->regs + (offset)) @@ -227,21 +229,21 @@ vc4_crtc_update_gamma_lut(struct drm_crt vc4_crtc_lut_load(crtc); } + static u32 vc4_get_fifo_full_level(u32 format) { static const u32 fifo_len_bytes = 64; - static const u32 hvs_latency_pix = 6; switch (format) { case PV_CONTROL_FORMAT_DSIV_16: case PV_CONTROL_FORMAT_DSIC_16: - return fifo_len_bytes - 2 * hvs_latency_pix; + return fifo_len_bytes - 2 * HVS_FIFO_LATENCY_PIX; case PV_CONTROL_FORMAT_DSIV_18: return fifo_len_bytes - 14; case PV_CONTROL_FORMAT_24: case PV_CONTROL_FORMAT_DSIV_24: default: - return fifo_len_bytes - 3 * hvs_latency_pix; + return fifo_len_bytes - 3 * HVS_FIFO_LATENCY_PIX; } }