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author | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2019-09-30 13:38:35 +0300 |
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committer | Tomi Valkeinen <tomi.valkeinen@ti.com> | 2019-10-04 11:30:28 +0300 |
commit | 6e366c28e6b146d4906e616a500ad1e6199cd3ee (patch) | |
tree | e6d436f9779f66b0518c38010487a8e489eeb3ff /drivers/gpu/drm/omapdrm/dss/dispc.c | |
parent | a9c4fbd544f967afbc19245e1e40800ca83dfc45 (diff) | |
download | kernel_replicant_linux-6e366c28e6b146d4906e616a500ad1e6199cd3ee.tar.gz kernel_replicant_linux-6e366c28e6b146d4906e616a500ad1e6199cd3ee.tar.bz2 kernel_replicant_linux-6e366c28e6b146d4906e616a500ad1e6199cd3ee.zip |
drm/omap: avoid copy in mgr_fld_read/write
Avoid unnecessary copy in mgr_fld_read/write by taking a pointer to the
reg_resc and using that.
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190930103840.18970-3-tomi.valkeinen@ti.com
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Diffstat (limited to 'drivers/gpu/drm/omapdrm/dss/dispc.c')
-rw-r--r-- | drivers/gpu/drm/omapdrm/dss/dispc.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c index 4f23ff81d147..29e58cf19cc5 100644 --- a/drivers/gpu/drm/omapdrm/dss/dispc.c +++ b/drivers/gpu/drm/omapdrm/dss/dispc.c @@ -365,17 +365,17 @@ static inline u32 dispc_read_reg(struct dispc_device *dispc, u16 idx) static u32 mgr_fld_read(struct dispc_device *dispc, enum omap_channel channel, enum mgr_reg_fields regfld) { - const struct dispc_reg_field rfld = mgr_desc[channel].reg_desc[regfld]; + const struct dispc_reg_field *rfld = &mgr_desc[channel].reg_desc[regfld]; - return REG_GET(dispc, rfld.reg, rfld.high, rfld.low); + return REG_GET(dispc, rfld->reg, rfld->high, rfld->low); } static void mgr_fld_write(struct dispc_device *dispc, enum omap_channel channel, enum mgr_reg_fields regfld, int val) { - const struct dispc_reg_field rfld = mgr_desc[channel].reg_desc[regfld]; + const struct dispc_reg_field *rfld = &mgr_desc[channel].reg_desc[regfld]; - REG_FLD_MOD(dispc, rfld.reg, val, rfld.high, rfld.low); + REG_FLD_MOD(dispc, rfld->reg, val, rfld->high, rfld->low); } static int dispc_get_num_ovls(struct dispc_device *dispc) |