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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: Andrzej Hajda <a.hajda@samsung.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
This commit is contained in:
Andrzej Hajda 2016-02-12 13:13:57 +01:00 committed by Inki Dae
parent 27d60e3d28
commit 3e8a4738f9
1 changed files with 0 additions and 28 deletions
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28
drivers/gpu/drm/exynos/exynos_drm_fimc.c
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@ -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: