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Commit 3e8a4738 authored by Andrzej Hajda's avatar Andrzej Hajda Committed by Inki Dae
Browse files

drm/exynos/fimc: remove unused camera interface polarization code 



Polarization was never configured for DRM-FIMC device, so fimc_set_polarity
function did nothing. In fact DRM does not use camera interface so there
is no point in configuring it.

Signed-off-by: default avatarAndrzej Hajda <a.hajda@samsung.com>
Signed-off-by: default avatarInki Dae <inki.dae@samsung.com>
parent 27d60e3d

drivers/gpu/drm/exynos/exynos_drm_fimc.c

+0 −28
Original line number Diff line number Diff line
@@ -163,7 +163,6 @@ struct fimc_context { 
	u32		clk_frequency;

	struct regmap	*sysreg;

	struct fimc_scaler	sc;

	struct exynos_drm_ipp_pol	pol;

	int	id;

	int	irq;

	bool	suspended;
@@ -260,32 +259,6 @@ static void fimc_set_type_ctrl(struct fimc_context *ctx, enum fimc_wb wb) 
	fimc_write(ctx, cfg, EXYNOS_CIGCTRL);

}



static void fimc_set_polarity(struct fimc_context *ctx,

		struct exynos_drm_ipp_pol *pol)

{

	u32 cfg;



	DRM_DEBUG_KMS("inv_pclk[%d]inv_vsync[%d]\n",

		pol->inv_pclk, pol->inv_vsync);

	DRM_DEBUG_KMS("inv_href[%d]inv_hsync[%d]\n",

		pol->inv_href, pol->inv_hsync);



	cfg = fimc_read(ctx, EXYNOS_CIGCTRL);

	cfg &= ~(EXYNOS_CIGCTRL_INVPOLPCLK | EXYNOS_CIGCTRL_INVPOLVSYNC |

		 EXYNOS_CIGCTRL_INVPOLHREF | EXYNOS_CIGCTRL_INVPOLHSYNC);



	if (pol->inv_pclk)

		cfg |= EXYNOS_CIGCTRL_INVPOLPCLK;

	if (pol->inv_vsync)

		cfg |= EXYNOS_CIGCTRL_INVPOLVSYNC;

	if (pol->inv_href)

		cfg |= EXYNOS_CIGCTRL_INVPOLHREF;

	if (pol->inv_hsync)

		cfg |= EXYNOS_CIGCTRL_INVPOLHSYNC;



	fimc_write(ctx, cfg, EXYNOS_CIGCTRL);

}



static void fimc_handle_jpeg(struct fimc_context *ctx, bool enable)

{

	u32 cfg;
@@ -1467,7 +1440,6 @@ static int fimc_ippdrv_start(struct device *dev, enum drm_exynos_ipp_cmd cmd) 
	/* If set ture, we can save jpeg about screen */

	fimc_handle_jpeg(ctx, false);

	fimc_set_scaler(ctx, &ctx->sc);

	fimc_set_polarity(ctx, &ctx->pol);



	switch (cmd) {

	case IPP_CMD_M2M: