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Groups > linux.kernel > #1169697
| From | khalasa@piap.pl (Krzysztof Hałasa) |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Coding style details (checkpatch) |
| Date | 2015-06-22 07:40 +0200 |
| Message-ID | <pE2CC-2QP-7@gated-at.bofh.it> (permalink) |
| References | (1 earlier) <pD0tc-2Tl-3@gated-at.bofh.it> <pD1Sh-4Mq-9@gated-at.bofh.it> <pD1Si-4Mq-25@gated-at.bofh.it> <pD2bE-59i-17@gated-at.bofh.it> <pD5VU-26b-9@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Joe Perches <joe@perches.com> writes:
> How is the macro used?
> #define REG8_1(a0) ((const u16[8]){a0, a0 + 1, a0 + 2, a0 + 3})
#define REG8_1(a0) ((const u16[8]){a0, a0 + 1, a0 + 2, a0 + 3, a0 + 4, a0 + 5, a0 + 6, a0 + 7})
#define REG8_2(a0) ((const u16[8]){a0, a0 + 2, a0 + 4, a0 + 6, a0 + 8, a0 + 0xA, a0 + 0xC, a0 + 0xE})
#define REG8_8(a0) ((const u16[8]){a0, a0 + 8, a0 + 0x10, a0 + 0x18, a0 + 0x20, a0 + 0x28, a0 + 0x30, a0 + 0x38})
#define VDMA_CHANNEL_CONFIG REG8_1(0x10)
#define ADMA_P_ADDR REG8_2(0x18)
#define ADMA_B_ADDR REG8_2(0x19)
#define INTL_HBAR_CTRL REG8_1(0x30)
#define VIDEO_FIELD_CTRL REG8_1(0x39)
#define HSCALER_CTRL REG8_1(0x42)
#define VIDEO_SIZE REG8_1(0x4A)
#define VIDEO_SIZE_F2 REG8_1(0x52)
#define MD_CONF REG8_1(0x60)
#define MD_INIT REG8_1(0x68)
#define MD_MAP0 REG8_1(0x70)
#define VDMA_P_ADDR REG8_8(0x80) /* not used in DMA SG mode */
#define VDMA_WHP REG8_8(0x81)
#define VDMA_B_ADDR REG8_8(0x82)
#define VDMA_F2_P_ADDR REG8_8(0x84)
#define VDMA_F2_WHP REG8_8(0x85)
#define VDMA_F2_B_ADDR REG8_8(0x86)
then
reg_write(vc->dev, VDMA_CHANNEL_CONFIG[vc->ch], dma_cfg);
reg_write(dev, SAT_U[ch], ctrl->val);
reg_write(dev, SAT_V[ch], ctrl->val);
etc.
--
Krzysztof Halasa
Industrial Research Institute for Automation and Measurements PIAP
Al. Jerozolimskie 202, 02-486 Warsaw, Poland
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Coding style details khalasa@piap.pl (Krzysztof Hałasa) - 2015-06-19 10:40 +0200
Re: Coding style details Frans Klaver <fransklaver@gmail.com> - 2015-06-19 11:10 +0200
Re: Coding style details (checkpatch) khalasa@piap.pl (Krzysztof Hałasa) - 2015-06-22 07:40 +0200
Re: Coding style details (checkpatch) Joe Perches <joe@perches.com> - 2015-06-22 08:20 +0200
Re: Coding style details (checkpatch) khalasa@piap.pl (Krzysztof Hałasa) - 2015-06-22 08:40 +0200
Re: Coding style details (checkpatch) Joe Perches <joe@perches.com> - 2015-06-22 08:50 +0200
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