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OMAPDSS: DSI: rename clkin4ddr to clkdco

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We are creating a common DSS PLL code, so rename 'clkin4ddr' field,
which is DSI specific name, to 'clkdco' which is a generic name.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
This commit is contained in:
Tomi Valkeinen 2014-11-07 13:08:16 +02:00
parent 7cb6a87a88
commit 4a38aedec7
3 changed files with 20 additions and 20 deletions
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2
drivers/video/fbdev/omap2/dss/dpi.c
View file

@ -195,7 +195,7 @@ static bool dpi_calc_pll_cb(int regn, int regm, unsigned long fint,
ctx->dsi_cinfo.regn = regn;
ctx->dsi_cinfo.regm = regm;
ctx->dsi_cinfo.fint = fint;
ctx->dsi_cinfo.clkin4ddr = pll;
ctx->dsi_cinfo.clkdco = pll;
return dsi_hsdiv_calc(ctx->dsidev, pll, ctx->pck_min,
dpi_calc_hsdiv_cb, ctx);

36
drivers/video/fbdev/omap2/dss/dsi.c
View file

@ -1275,7 +1275,7 @@ static unsigned long dsi_get_txbyteclkhs(struct platform_device *dsidev)
{
struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
return dsi->current_cinfo.clkin4ddr / 16;
return dsi->current_cinfo.clkdco / 16;
}
static unsigned long dsi_fclk_rate(struct platform_device *dsidev)
@ -1484,20 +1484,20 @@ static int dsi_calc_clock_rates(struct platform_device *dsidev,
if (cinfo->fint > dsi->fint_max || cinfo->fint < dsi->fint_min)
return -EINVAL;
cinfo->clkin4ddr = 2 * cinfo->regm * cinfo->fint;
cinfo->clkdco = 2 * cinfo->regm * cinfo->fint;
if (cinfo->clkin4ddr > 1800 * 1000 * 1000)
if (cinfo->clkdco > 1800 * 1000 * 1000)
return -EINVAL;
if (cinfo->regm_dispc > 0)
cinfo->dsi_pll_hsdiv_dispc_clk =
cinfo->clkin4ddr / cinfo->regm_dispc;
cinfo->clkdco / cinfo->regm_dispc;
else
cinfo->dsi_pll_hsdiv_dispc_clk = 0;
if (cinfo->regm_dsi > 0)
cinfo->dsi_pll_hsdiv_dsi_clk =
cinfo->clkin4ddr / cinfo->regm_dsi;
cinfo->clkdco / cinfo->regm_dsi;
else
cinfo->dsi_pll_hsdiv_dsi_clk = 0;
@ -1510,8 +1510,8 @@ static void dsi_pll_calc_dsi_fck(struct dsi_clock_info *cinfo)
max_dsi_fck = dss_feat_get_param_max(FEAT_PARAM_DSI_FCK);
cinfo->regm_dsi = DIV_ROUND_UP(cinfo->clkin4ddr, max_dsi_fck);
cinfo->dsi_pll_hsdiv_dsi_clk = cinfo->clkin4ddr / cinfo->regm_dsi;
cinfo->regm_dsi = DIV_ROUND_UP(cinfo->clkdco, max_dsi_fck);
cinfo->dsi_pll_hsdiv_dsi_clk = cinfo->clkdco / cinfo->regm_dsi;
}
static int dsi_wait_hsdiv_ack(struct platform_device *dsidev, u32 hsdiv_ack_mask)
@ -1551,12 +1551,12 @@ int dsi_pll_set_clock_div(struct platform_device *dsidev,
cinfo->regm,
cinfo->regn,
clk_get_rate(dsi->sys_clk),
cinfo->clkin4ddr);
cinfo->clkdco);
DSSDBG("Data rate on 1 DSI lane %ld Mbps\n",
cinfo->clkin4ddr / 1000 / 1000 / 2);
cinfo->clkdco / 1000 / 1000 / 2);
DSSDBG("Clock lane freq %ld Hz\n", cinfo->clkin4ddr / 4);
DSSDBG("Clock lane freq %ld Hz\n", cinfo->clkdco / 4);
DSSDBG("regm_dispc = %d, %s (%s) = %lu\n", cinfo->regm_dispc,
dss_get_generic_clk_source_name(OMAP_DSS_CLK_SRC_DSI_PLL_HSDIV_DISPC),
@ -1604,7 +1604,7 @@ int dsi_pll_set_clock_div(struct platform_device *dsidev,
l = FLD_MOD(l, f, 4, 1); /* DSI_PLL_FREQSEL */
} else if (dss_has_feature(FEAT_DSI_PLL_SELFREQDCO)) {
f = cinfo->clkin4ddr < 1000000000 ? 0x2 : 0x4;
f = cinfo->clkdco < 1000000000 ? 0x2 : 0x4;
l = FLD_MOD(l, f, 3, 1); /* PLL_SELFREQDCO */
}
@ -1754,7 +1754,7 @@ static void dsi_dump_dsidev_clocks(struct platform_device *dsidev,
seq_printf(s, "Fint\t\t%-16luregn %u\n", cinfo->fint, cinfo->regn);
seq_printf(s, "CLKIN4DDR\t%-16luregm %u\n",
cinfo->clkin4ddr, cinfo->regm);
cinfo->clkdco, cinfo->regm);
seq_printf(s, "DSI_PLL_HSDIV_DISPC (%s)\t%-16luregm_dispc %u\t(%s)\n",
dss_feat_get_clk_source_name(dsi_module == 0 ?
@ -1783,7 +1783,7 @@ static void dsi_dump_dsidev_clocks(struct platform_device *dsidev,
seq_printf(s, "DSI_FCLK\t%lu\n", dsi_fclk_rate(dsidev));
seq_printf(s, "DDR_CLK\t\t%lu\n",
cinfo->clkin4ddr / 4);
cinfo->clkdco / 4);
seq_printf(s, "TxByteClkHS\t%lu\n", dsi_get_txbyteclkhs(dsidev));
@ -2122,7 +2122,7 @@ static inline unsigned ns2ddr(struct platform_device *dsidev, unsigned ns)
struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
/* convert time in ns to ddr ticks, rounding up */
unsigned long ddr_clk = dsi->current_cinfo.clkin4ddr / 4;
unsigned long ddr_clk = dsi->current_cinfo.clkdco / 4;
return (ns * (ddr_clk / 1000 / 1000) + 999) / 1000;
}
@ -2130,7 +2130,7 @@ static inline unsigned ddr2ns(struct platform_device *dsidev, unsigned ddr)
{
struct dsi_data *dsi = dsi_get_dsidrv_data(dsidev);
unsigned long ddr_clk = dsi->current_cinfo.clkin4ddr / 4;
unsigned long ddr_clk = dsi->current_cinfo.clkdco / 4;
return ddr * 1000 * 1000 / (ddr_clk / 1000);
}
@ -4723,7 +4723,7 @@ static bool dsi_cm_calc_pll_cb(int regn, int regm, unsigned long fint,
ctx->dsi_cinfo.regn = regn;
ctx->dsi_cinfo.regm = regm;
ctx->dsi_cinfo.fint = fint;
ctx->dsi_cinfo.clkin4ddr = pll;
ctx->dsi_cinfo.clkdco = pll;
return dsi_hsdiv_calc(ctx->dsidev, pll, ctx->req_pck_min,
dsi_cm_calc_hsdiv_cb, ctx);
@ -4773,7 +4773,7 @@ static bool dsi_vm_calc_blanking(struct dsi_clk_calc_ctx *ctx)
const struct omap_dss_dsi_config *cfg = ctx->config;
int bitspp = dsi_get_pixel_size(cfg->pixel_format);
int ndl = dsi->num_lanes_used - 1;
unsigned long hsclk = ctx->dsi_cinfo.clkin4ddr / 4;
unsigned long hsclk = ctx->dsi_cinfo.clkdco / 4;
unsigned long byteclk = hsclk / 4;
unsigned long dispc_pck, req_pck_min, req_pck_nom, req_pck_max;
@ -5019,7 +5019,7 @@ static bool dsi_vm_calc_pll_cb(int regn, int regm, unsigned long fint,
ctx->dsi_cinfo.regn = regn;
ctx->dsi_cinfo.regm = regm;
ctx->dsi_cinfo.fint = fint;
ctx->dsi_cinfo.clkin4ddr = pll;
ctx->dsi_cinfo.clkdco = pll;
return dsi_hsdiv_calc(ctx->dsidev, pll, ctx->req_pck_min,
dsi_vm_calc_hsdiv_cb, ctx);

2
drivers/video/fbdev/omap2/dss/dss.h
View file

@ -113,7 +113,7 @@ struct dispc_clock_info {
struct dsi_clock_info {
/* rates that we get with dividers below */
unsigned long fint;
unsigned long clkin4ddr;
unsigned long clkdco;
unsigned long dsi_pll_hsdiv_dispc_clk; /* OMAP3: DSI1_PLL_CLK
* OMAP4: PLLx_CLK1 */
unsigned long dsi_pll_hsdiv_dsi_clk; /* OMAP3: DSI2_PLL_CLK