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Date: Wed, 18 Jun 2014 10:21:18 +0100
From: Lee Jones <lee.jones@...aro.org>
To: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
Cc: sameo@...ux.intel.com, patches@...nsource.wolfsonmicro.com,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mfd: wm8994: Add a bunch of missing defaults/readables
On Mon, 16 Jun 2014, Charles Keepax wrote:
> Ever since this commit:
>
> commit d4807ad2c4c0e17b6f00e3be9492c81de0804f40
> regmap: Check readable regs in _regmap_read
>
> Regmap will refuse to read a register which is not marked as readable,
> this has highlighted a number of controls in this driver which are not
> marked as readable/missing defaults.
>
> This patch corrects the situation, by adding the missing
> readables/defaults.
>
> Signed-off-by: Charles Keepax <ckeepax@...nsource.wolfsonmicro.com>
> ---
> drivers/mfd/wm8994-regmap.c | 64 +++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 64 insertions(+)
Applied, thanks.
> diff --git a/drivers/mfd/wm8994-regmap.c b/drivers/mfd/wm8994-regmap.c
> index 2fbce9c..770a256 100644
> --- a/drivers/mfd/wm8994-regmap.c
> +++ b/drivers/mfd/wm8994-regmap.c
> @@ -123,14 +123,23 @@ static struct reg_default wm1811_defaults[] = {
> { 0x0402, 0x00C0 }, /* R1026 - AIF1 DAC1 Left Volume */
> { 0x0403, 0x00C0 }, /* R1027 - AIF1 DAC1 Right Volume */
> { 0x0410, 0x0000 }, /* R1040 - AIF1 ADC1 Filters */
> + { 0x0411, 0x0000 }, /* R1041 - AIF1 ADC2 Filters */
> { 0x0420, 0x0200 }, /* R1056 - AIF1 DAC1 Filters (1) */
> { 0x0421, 0x0010 }, /* R1057 - AIF1 DAC1 Filters (2) */
> + { 0x0422, 0x0200 }, /* R1058 - AIF1 DAC2 Filters (1) */
> + { 0x0423, 0x0010 }, /* R1059 - AIF1 DAC2 Filters (2) */
> { 0x0430, 0x0068 }, /* R1072 - AIF1 DAC1 Noise Gate */
> + { 0x0431, 0x0068 }, /* R1073 - AIF1 DAC2 Noise Gate */
> { 0x0440, 0x0098 }, /* R1088 - AIF1 DRC1 (1) */
> { 0x0441, 0x0845 }, /* R1089 - AIF1 DRC1 (2) */
> { 0x0442, 0x0000 }, /* R1090 - AIF1 DRC1 (3) */
> { 0x0443, 0x0000 }, /* R1091 - AIF1 DRC1 (4) */
> { 0x0444, 0x0000 }, /* R1092 - AIF1 DRC1 (5) */
> + { 0x0450, 0x0098 }, /* R1104 - AIF1 DRC2 (1) */
> + { 0x0451, 0x0845 }, /* R1105 - AIF1 DRC2 (2) */
> + { 0x0452, 0x0000 }, /* R1106 - AIF1 DRC2 (3) */
> + { 0x0453, 0x0000 }, /* R1107 - AIF1 DRC2 (4) */
> + { 0x0454, 0x0000 }, /* R1108 - AIF1 DRC2 (5) */
> { 0x0480, 0x6318 }, /* R1152 - AIF1 DAC1 EQ Gains (1) */
> { 0x0481, 0x6300 }, /* R1153 - AIF1 DAC1 EQ Gains (2) */
> { 0x0482, 0x0FCA }, /* R1154 - AIF1 DAC1 EQ Band 1 A */
> @@ -152,6 +161,27 @@ static struct reg_default wm1811_defaults[] = {
> { 0x0492, 0x0559 }, /* R1170 - AIF1 DAC1 EQ Band 5 B */
> { 0x0493, 0x4000 }, /* R1171 - AIF1 DAC1 EQ Band 5 PG */
> { 0x0494, 0x0000 }, /* R1172 - AIF1 DAC1 EQ Band 1 C */
> + { 0x04A0, 0x6318 }, /* R1184 - AIF1 DAC2 EQ Gains (1) */
> + { 0x04A1, 0x6300 }, /* R1185 - AIF1 DAC2 EQ Gains (2) */
> + { 0x04A2, 0x0FCA }, /* R1186 - AIF1 DAC2 EQ Band 1 A */
> + { 0x04A3, 0x0400 }, /* R1187 - AIF1 DAC2 EQ Band 1 B */
> + { 0x04A4, 0x00D8 }, /* R1188 - AIF1 DAC2 EQ Band 1 PG */
> + { 0x04A5, 0x1EB5 }, /* R1189 - AIF1 DAC2 EQ Band 2 A */
> + { 0x04A6, 0xF145 }, /* R1190 - AIF1 DAC2 EQ Band 2 B */
> + { 0x04A7, 0x0B75 }, /* R1191 - AIF1 DAC2 EQ Band 2 C */
> + { 0x04A8, 0x01C5 }, /* R1192 - AIF1 DAC2 EQ Band 2 PG */
> + { 0x04A9, 0x1C58 }, /* R1193 - AIF1 DAC2 EQ Band 3 A */
> + { 0x04AA, 0xF373 }, /* R1194 - AIF1 DAC2 EQ Band 3 B */
> + { 0x04AB, 0x0A54 }, /* R1195 - AIF1 DAC2 EQ Band 3 C */
> + { 0x04AC, 0x0558 }, /* R1196 - AIF1 DAC2 EQ Band 3 PG */
> + { 0x04AD, 0x168E }, /* R1197 - AIF1 DAC2 EQ Band 4 A */
> + { 0x04AE, 0xF829 }, /* R1198 - AIF1 DAC2 EQ Band 4 B */
> + { 0x04AF, 0x07AD }, /* R1199 - AIF1 DAC2 EQ Band 4 C */
> + { 0x04B0, 0x1103 }, /* R1200 - AIF1 DAC2 EQ Band 4 PG */
> + { 0x04B1, 0x0564 }, /* R1201 - AIF1 DAC2 EQ Band 5 A */
> + { 0x04B2, 0x0559 }, /* R1202 - AIF1 DAC2 EQ Band 5 B */
> + { 0x04B3, 0x4000 }, /* R1203 - AIF1 DAC2 EQ Band 5 PG */
> + { 0x04B4, 0x0000 }, /* R1204 - AIF1 DAC2 EQ Band 1 C */
> { 0x0500, 0x00C0 }, /* R1280 - AIF2 ADC Left Volume */
> { 0x0501, 0x00C0 }, /* R1281 - AIF2 ADC Right Volume */
> { 0x0502, 0x00C0 }, /* R1282 - AIF2 DAC Left Volume */
> @@ -194,6 +224,8 @@ static struct reg_default wm1811_defaults[] = {
> { 0x0605, 0x0000 }, /* R1541 - AIF2ADC Right Mixer Routing */
> { 0x0606, 0x0000 }, /* R1542 - AIF1 ADC1 Left Mixer Routing */
> { 0x0607, 0x0000 }, /* R1543 - AIF1 ADC1 Right Mixer Routing */
> + { 0x0608, 0x0000 }, /* R1544 - AIF1 ADC2 Left Mixer Routing */
> + { 0x0609, 0x0000 }, /* R1545 - AIF1 ADC2 Right Mixer Routing */
> { 0x0610, 0x02C0 }, /* R1552 - DAC1 Left Volume */
> { 0x0611, 0x02C0 }, /* R1553 - DAC1 Right Volume */
> { 0x0612, 0x02C0 }, /* R1554 - AIF2TX Left Volume */
> @@ -846,14 +878,23 @@ static bool wm1811_readable_register(struct device *dev, unsigned int reg)
> case WM8994_AIF1_DAC1_LEFT_VOLUME:
> case WM8994_AIF1_DAC1_RIGHT_VOLUME:
> case WM8994_AIF1_ADC1_FILTERS:
> + case WM8994_AIF1_ADC2_FILTERS:
> case WM8994_AIF1_DAC1_FILTERS_1:
> case WM8994_AIF1_DAC1_FILTERS_2:
> + case WM8994_AIF1_DAC2_FILTERS_1:
> + case WM8994_AIF1_DAC2_FILTERS_2:
> case WM8958_AIF1_DAC1_NOISE_GATE:
> + case WM8958_AIF1_DAC2_NOISE_GATE:
> case WM8994_AIF1_DRC1_1:
> case WM8994_AIF1_DRC1_2:
> case WM8994_AIF1_DRC1_3:
> case WM8994_AIF1_DRC1_4:
> case WM8994_AIF1_DRC1_5:
> + case WM8994_AIF1_DRC2_1:
> + case WM8994_AIF1_DRC2_2:
> + case WM8994_AIF1_DRC2_3:
> + case WM8994_AIF1_DRC2_4:
> + case WM8994_AIF1_DRC2_5:
> case WM8994_AIF1_DAC1_EQ_GAINS_1:
> case WM8994_AIF1_DAC1_EQ_GAINS_2:
> case WM8994_AIF1_DAC1_EQ_BAND_1_A:
> @@ -875,6 +916,27 @@ static bool wm1811_readable_register(struct device *dev, unsigned int reg)
> case WM8994_AIF1_DAC1_EQ_BAND_5_B:
> case WM8994_AIF1_DAC1_EQ_BAND_5_PG:
> case WM8994_AIF1_DAC1_EQ_BAND_1_C:
> + case WM8994_AIF1_DAC2_EQ_GAINS_1:
> + case WM8994_AIF1_DAC2_EQ_GAINS_2:
> + case WM8994_AIF1_DAC2_EQ_BAND_1_A:
> + case WM8994_AIF1_DAC2_EQ_BAND_1_B:
> + case WM8994_AIF1_DAC2_EQ_BAND_1_PG:
> + case WM8994_AIF1_DAC2_EQ_BAND_2_A:
> + case WM8994_AIF1_DAC2_EQ_BAND_2_B:
> + case WM8994_AIF1_DAC2_EQ_BAND_2_C:
> + case WM8994_AIF1_DAC2_EQ_BAND_2_PG:
> + case WM8994_AIF1_DAC2_EQ_BAND_3_A:
> + case WM8994_AIF1_DAC2_EQ_BAND_3_B:
> + case WM8994_AIF1_DAC2_EQ_BAND_3_C:
> + case WM8994_AIF1_DAC2_EQ_BAND_3_PG:
> + case WM8994_AIF1_DAC2_EQ_BAND_4_A:
> + case WM8994_AIF1_DAC2_EQ_BAND_4_B:
> + case WM8994_AIF1_DAC2_EQ_BAND_4_C:
> + case WM8994_AIF1_DAC2_EQ_BAND_4_PG:
> + case WM8994_AIF1_DAC2_EQ_BAND_5_A:
> + case WM8994_AIF1_DAC2_EQ_BAND_5_B:
> + case WM8994_AIF1_DAC2_EQ_BAND_5_PG:
> + case WM8994_AIF1_DAC2_EQ_BAND_1_C:
> case WM8994_AIF2_ADC_LEFT_VOLUME:
> case WM8994_AIF2_ADC_RIGHT_VOLUME:
> case WM8994_AIF2_DAC_LEFT_VOLUME:
> @@ -917,6 +979,8 @@ static bool wm1811_readable_register(struct device *dev, unsigned int reg)
> case WM8994_DAC2_RIGHT_MIXER_ROUTING:
> case WM8994_AIF1_ADC1_LEFT_MIXER_ROUTING:
> case WM8994_AIF1_ADC1_RIGHT_MIXER_ROUTING:
> + case WM8994_AIF1_ADC2_LEFT_MIXER_ROUTING:
> + case WM8994_AIF1_ADC2_RIGHT_MIXER_ROUTING:
> case WM8994_DAC1_LEFT_VOLUME:
> case WM8994_DAC1_RIGHT_VOLUME:
> case WM8994_DAC2_LEFT_VOLUME:
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog
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