The FLD_VAL function is an equivalent to what FIELD_PREP + GENMASK
provide, so let's drop it and switch to the latter.

Signed-off-by: Maxime Ripard <mrip...@kernel.org>
---
 drivers/gpu/drm/tidss/tidss_dispc.c | 58 +++++++++++++++++--------------------
 1 file changed, 26 insertions(+), 32 deletions(-)

diff --git a/drivers/gpu/drm/tidss/tidss_dispc.c 
b/drivers/gpu/drm/tidss/tidss_dispc.c
index 
929c9e3ac1174df68937afd86f13bda4e3a66394..f0568ae3e7bebf481bb5f6d0603dae4b6e6a0729
 100644
--- a/drivers/gpu/drm/tidss/tidss_dispc.c
+++ b/drivers/gpu/drm/tidss/tidss_dispc.c
@@ -607,17 +607,10 @@ void tidss_disable_oldi(struct tidss_device *tidss, u32 
hw_videoport)
 /*
  * TRM gives bitfields as start:end, where start is the higher bit
  * number. For example 7:0
  */
 
-#define FLD_VAL(val, start, end)                                       \
-       ({                                                              \
-               int _end_inner = (end);                                 \
-               u32 _new_val = ((val) << _end_inner) & GENMASK((start), 
_end_inner); \
-               _new_val;                                               \
-       })
-
 #define FLD_GET(val, start, end)                                       \
        ({                                                              \
                int _end = (end);                                       \
                u32 _ret_val = ((val) & GENMASK((start), _end)) >> _end; \
                _ret_val;                                               \
@@ -625,11 +618,11 @@ void tidss_disable_oldi(struct tidss_device *tidss, u32 
hw_videoport)
 
 #define FLD_MOD(orig, val, start, end)                                 \
        ({                                                              \
                int _start = (start), _end = (end);                     \
                u32 _masked_val = (orig) & ~GENMASK(_start, _end);      \
-               u32 _new_val = _masked_val | FLD_VAL((val), _start, _end); \
+               u32 _new_val = _masked_val | FIELD_PREP(GENMASK(_start, _end), 
(val)); \
                _new_val;                                               \
        })
 
 #define REG_GET(dispc, idx, start, end)                                        
\
        ((u32)FLD_GET(dispc_read((dispc), (idx)), (start), (end)))
@@ -1233,18 +1226,18 @@ void dispc_vp_enable(struct dispc_device *dispc, u32 
hw_videoport,
        vfp = mode->vsync_start - mode->vdisplay;
        vsw = mode->vsync_end - mode->vsync_start;
        vbp = mode->vtotal - mode->vsync_end;
 
        dispc_vp_write(dispc, hw_videoport, DISPC_VP_TIMING_H,
-                      FLD_VAL(hsw - 1, 7, 0) |
-                      FLD_VAL(hfp - 1, 19, 8) |
-                      FLD_VAL(hbp - 1, 31, 20));
+                      FIELD_PREP(GENMASK(7, 0), hsw - 1) |
+                      FIELD_PREP(GENMASK(19, 8), hfp - 1) |
+                      FIELD_PREP(GENMASK(31, 20), hbp - 1));
 
        dispc_vp_write(dispc, hw_videoport, DISPC_VP_TIMING_V,
-                      FLD_VAL(vsw - 1, 7, 0) |
-                      FLD_VAL(vfp, 19, 8) |
-                      FLD_VAL(vbp, 31, 20));
+                      FIELD_PREP(GENMASK(7, 0), vsw - 1) |
+                      FIELD_PREP(GENMASK(19, 8), vfp) |
+                      FIELD_PREP(GENMASK(31, 20), vbp));
 
        ivs = !!(mode->flags & DRM_MODE_FLAG_NVSYNC);
 
        ihs = !!(mode->flags & DRM_MODE_FLAG_NHSYNC);
 
@@ -1263,21 +1256,21 @@ void dispc_vp_enable(struct dispc_device *dispc, u32 
hw_videoport,
        /* always use DE_HIGH for OLDI */
        if (dispc->feat->vp_bus_type[hw_videoport] == DISPC_VP_OLDI_AM65X)
                ieo = false;
 
        dispc_vp_write(dispc, hw_videoport, DISPC_VP_POL_FREQ,
-                      FLD_VAL(align, 18, 18) |
-                      FLD_VAL(onoff, 17, 17) |
-                      FLD_VAL(rf, 16, 16) |
-                      FLD_VAL(ieo, 15, 15) |
-                      FLD_VAL(ipc, 14, 14) |
-                      FLD_VAL(ihs, 13, 13) |
-                      FLD_VAL(ivs, 12, 12));
+                      FIELD_PREP(GENMASK(18, 18), align) |
+                      FIELD_PREP(GENMASK(17, 17), onoff) |
+                      FIELD_PREP(GENMASK(16, 16), rf) |
+                      FIELD_PREP(GENMASK(15, 15), ieo) |
+                      FIELD_PREP(GENMASK(14, 14), ipc) |
+                      FIELD_PREP(GENMASK(13, 13), ihs) |
+                      FIELD_PREP(GENMASK(12, 12), ivs));
 
        dispc_vp_write(dispc, hw_videoport, DISPC_VP_SIZE_SCREEN,
-                      FLD_VAL(mode->hdisplay - 1, 11, 0) |
-                      FLD_VAL(mode->vdisplay - 1, 27, 16));
+                      FIELD_PREP(GENMASK(11, 0), mode->hdisplay - 1) |
+                      FIELD_PREP(GENMASK(27, 16), mode->vdisplay - 1));
 
        VP_REG_FLD_MOD(dispc, hw_videoport, DISPC_VP_CONTROL, 1, 0, 0);
 }
 
 void dispc_vp_disable(struct dispc_device *dispc, u32 hw_videoport)
@@ -1589,18 +1582,18 @@ struct dispc_csc_coef {
 #define DISPC_CSC_REGVAL_LEN 8
 
 static
 void dispc_csc_offset_regval(const struct dispc_csc_coef *csc, u32 *regval)
 {
-#define OVAL(x, y) (FLD_VAL(x, 15, 3) | FLD_VAL(y, 31, 19))
+#define OVAL(x, y) (FIELD_PREP(GENMASK(15, 3), x) | FIELD_PREP(GENMASK(31, 
19), y))
        regval[5] = OVAL(csc->preoffset[0], csc->preoffset[1]);
        regval[6] = OVAL(csc->preoffset[2], csc->postoffset[0]);
        regval[7] = OVAL(csc->postoffset[1], csc->postoffset[2]);
 #undef OVAL
 }
 
-#define CVAL(x, y) (FLD_VAL(x, 10, 0) | FLD_VAL(y, 26, 16))
+#define CVAL(x, y) (FIELD_PREP(GENMASK(10, 0), x) | FIELD_PREP(GENMASK(26, 
16), y))
 static
 void dispc_csc_yuv2rgb_regval(const struct dispc_csc_coef *csc, u32 *regval)
 {
        regval[0] = CVAL(csc->m[CSC_RY], csc->m[CSC_RCR]);
        regval[1] = CVAL(csc->m[CSC_RCB], csc->m[CSC_GY]);
@@ -1835,11 +1828,12 @@ static void dispc_vid_write_fir_coefs(struct 
dispc_device *dispc,
                s16 c1, c2;
                u32 c12;
 
                c1 = coefs->c1[phase];
                c2 = coefs->c2[phase];
-               c12 = FLD_VAL(c1, 19, 10) | FLD_VAL(c2, 29, 20);
+               c12 = FIELD_PREP(GENMASK(19, 10), c1) | FIELD_PREP(GENMASK(29, 
20),
+                                                                  c2);
 
                dispc_vid_write(dispc, hw_plane, reg, c12);
        }
 }
 
@@ -2333,18 +2327,18 @@ static u32 dispc_vid_get_fifo_size(struct dispc_device 
*dispc, u32 hw_plane)
 
 static void dispc_vid_set_mflag_threshold(struct dispc_device *dispc,
                                          u32 hw_plane, u32 low, u32 high)
 {
        dispc_vid_write(dispc, hw_plane, DISPC_VID_MFLAG_THRESHOLD,
-                       FLD_VAL(high, 31, 16) | FLD_VAL(low, 15, 0));
+                       FIELD_PREP(GENMASK(31, 16), high) | 
FIELD_PREP(GENMASK(15, 0), low));
 }
 
 static void dispc_vid_set_buf_threshold(struct dispc_device *dispc,
                                        u32 hw_plane, u32 low, u32 high)
 {
        dispc_vid_write(dispc, hw_plane, DISPC_VID_BUF_THRESHOLD,
-                       FLD_VAL(high, 31, 16) | FLD_VAL(low, 15, 0));
+                       FIELD_PREP(GENMASK(31, 16), high) | 
FIELD_PREP(GENMASK(15, 0), low));
 }
 
 static void dispc_k2g_plane_init(struct dispc_device *dispc)
 {
        unsigned int hw_plane;
@@ -2481,12 +2475,12 @@ static void dispc_initial_config(struct dispc_device 
*dispc)
        dispc_vp_init(dispc);
 
        /* Note: Hardcoded DPI routing on J721E for now */
        if (dispc->feat->subrev == DISPC_J721E) {
                dispc_write(dispc, DISPC_CONNECTIONS,
-                           FLD_VAL(2, 3, 0) |          /* VP1 to DPI0 */
-                           FLD_VAL(8, 7, 4)            /* VP3 to DPI1 */
+                           FIELD_PREP(GENMASK(3, 0), 2) |              /* VP1 
to DPI0 */
+                           FIELD_PREP(GENMASK(7, 4), 8)                /* VP3 
to DPI1 */
                        );
        }
 }
 
 static void dispc_k2g_vp_write_gamma_table(struct dispc_device *dispc,
@@ -2660,12 +2654,12 @@ static void dispc_k2g_cpr_from_ctm(const struct 
drm_color_ctm *ctm,
        cpr->m[CSC_BR] = dispc_S31_32_to_s2_8(ctm->matrix[6]);
        cpr->m[CSC_BG] = dispc_S31_32_to_s2_8(ctm->matrix[7]);
        cpr->m[CSC_BB] = dispc_S31_32_to_s2_8(ctm->matrix[8]);
 }
 
-#define CVAL(xR, xG, xB) (FLD_VAL(xR, 9, 0) | FLD_VAL(xG, 20, 11) |    \
-                         FLD_VAL(xB, 31, 22))
+#define CVAL(xR, xG, xB) (FIELD_PREP(GENMASK(9, 0), xR) | 
FIELD_PREP(GENMASK(20, 11), xG) |    \
+                         FIELD_PREP(GENMASK(31, 22), xB))
 
 static void dispc_k2g_vp_csc_cpr_regval(const struct dispc_csc_coef *csc,
                                        u32 *regval)
 {
        regval[0] = CVAL(csc->m[CSC_BB], csc->m[CSC_BG], csc->m[CSC_BR]);

-- 
2.50.1

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