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drm/armada: extract register generation from armada_drm_primary_set() 

Extract the register generation from armada_drm_primary_set(), so that
it can be re-used.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Russell King 2017-07-08 10:22:35 +01:00
parent 07da3c787a
commit 11df53dc5b
1 changed files with 16 additions and 9 deletions
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25
drivers/gpu/drm/armada/armada_crtc.c
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@ -571,18 +571,14 @@ static uint32_t armada_drm_crtc_calculate_csc(struct armada_crtc *dcrtc)
return val;
}
static void armada_drm_primary_set(struct drm_crtc *crtc,
struct drm_plane *plane, int x, int y)
static void armada_drm_gra_plane_regs(struct armada_regs *regs,
struct drm_framebuffer *fb, struct armada_plane_state *state,
int x, int y, bool interlaced)
{
struct armada_plane_state *state = &drm_to_armada_plane(plane)->state;
struct armada_crtc *dcrtc = drm_to_armada_crtc(crtc);
struct armada_regs regs[8];
bool interlaced = dcrtc->interlaced;
unsigned i;
unsigned int i;
u32 ctrl0;
i = armada_drm_crtc_calc_fb(plane->fb, x, y, regs, interlaced);
i = armada_drm_crtc_calc_fb(fb, x, y, regs, interlaced);
armada_reg_queue_set(regs, i, state->dst_yx, LCD_SPU_GRA_OVSA_HPXL_VLN);
armada_reg_queue_set(regs, i, state->src_hw, LCD_SPU_GRA_HPXL_VLN);
armada_reg_queue_set(regs, i, state->dst_hw, LCD_SPU_GZM_HPXL_VLN);
@ -598,6 +594,17 @@ static void armada_drm_primary_set(struct drm_crtc *crtc,
CFG_GRA_HSMOOTH | CFG_GRA_ENA,
LCD_SPU_DMA_CTRL0);
armada_reg_queue_end(regs, i);
}
static void armada_drm_primary_set(struct drm_crtc *crtc,
struct drm_plane *plane, int x, int y)
{
struct armada_plane_state *state = &drm_to_armada_plane(plane)->state;
struct armada_crtc *dcrtc = drm_to_armada_crtc(crtc);
struct armada_regs regs[8];
bool interlaced = dcrtc->interlaced;
armada_drm_gra_plane_regs(regs, plane->fb, state, x, y, interlaced);
armada_drm_crtc_update_regs(dcrtc, regs);
}